1/**********************************************************************************************
   2*
   3*   raylib v6.0 - A simple and easy-to-use library to enjoy videogames programming (www.raylib.com)
   4*
   5*   FEATURES:
   6*       - NO external dependencies, all required libraries included with raylib
   7*       - Multiplatform: Windows, Linux, macOS, FreeBSD, Web, Android, Raspberry Pi, DRM native...
   8*       - Written in plain C code (C99) in PascalCase/camelCase notation
   9*       - Hardware accelerated with OpenGL (1.1, 2.1, 3.3, 4.3, ES2, ES3 - choose at compile)
  10*       - Software renderer optional, for systems with no GPU: [rlsw]
  11*       - Custom OpenGL abstraction layer (usable as standalone module): [rlgl]
  12*       - Multiple Fonts formats supported (TTF, OTF, FNT, BDF, Sprite fonts)
  13*       - Many texture formats supported, including compressed formats (DXT, ETC, ASTC)
  14*       - Full 3d support for 3d Shapes, Models, Billboards, Heightmaps and more!
  15*       - Flexible Materials system, supporting classic maps and PBR maps
  16*       - Animated 3D models supported (skeletal bones animation) (IQM, M3D, GLTF)
  17*       - Shaders support, including Model shaders and Postprocessing shaders
  18*       - Powerful math module for Vector, Matrix and Quaternion operations: [raymath]
  19*       - Audio loading and playing with streaming support (WAV, OGG, MP3, FLAC, QOA, XM, MOD)
  20*       - VR stereo rendering with configurable HMD device parameters
  21*       - Bindings to multiple programming languages available!
  22*
  23*   NOTES:
  24*       - One default Font is loaded on InitWindow()->LoadFontDefault() [core, text]
  25*       - One default Texture2D is loaded on rlglInit(), 1x1 white pixel R8G8B8A8 [rlgl] (OpenGL 3.3 or ES2)
  26*       - One default Shader is loaded on rlglInit()->rlLoadShaderDefault() [rlgl] (OpenGL 3.3 or ES2)
  27*       - One default RenderBatch is loaded on rlglInit()->rlLoadRenderBatch() [rlgl] (OpenGL 3.3 or ES2)
  28*
  29*   DEPENDENCIES:
  30*       [rcore] Depends on the selected platform backend, check rcore.c header for details
  31*       [rlgl] glad/glad_gles2 (David Herberth - github.com/Dav1dde/glad) for OpenGL extensions loading
  32*       [raudio] miniaudio (David Reid - github.com/mackron/miniaudio) for audio device/context management
  33*
  34*   OPTIONAL DEPENDENCIES (included):
  35*       [rcore] sinfl (Micha Mettke) for DEFLATE decompression algorithm
  36*       [rcore] sdefl (Micha Mettke) for DEFLATE compression algorithm
  37*       [rcore] rprand (Ramon Santamaria) for pseudo-random numbers generation
  38*       [rtextures] qoi (Dominic Szablewski - https://phoboslab.org) for QOI image management
  39*       [rtextures] stb_image (Sean Barrett) for images loading (BMP, TGA, PNG, JPEG, HDR...)
  40*       [rtextures] stb_image_write (Sean Barrett) for image writing (BMP, TGA, PNG, JPG)
  41*       [rtextures] stb_image_resize2 (Sean Barrett) for image resizing algorithms
  42*       [rtextures] stb_perlin (Sean Barrett) for Perlin Noise image generation
  43*       [rtextures] rltexgpu (Ramon Santamaria) for GPU-compressed texture formats
  44*       [rtext] stb_truetype (Sean Barrett) for ttf fonts loading
  45*       [rtext] stb_rect_pack (Sean Barrett) for rectangles packing
  46*       [rmodels] par_shapes (Philip Rideout) for parametric 3d shapes generation
  47*       [rmodels] tinyobj_loader_c (Syoyo Fujita) for models loading (OBJ, MTL)
  48*       [rmodels] cgltf (Johannes Kuhlmann) for models loading (glTF)
  49*       [rmodels] m3d (bzt) for models loading (M3D, https://bztsrc.gitlab.io/model3d)
  50*       [rmodels] vox_loader (Johann Nadalutti) for models loading (VOX)
  51*       [raudio] dr_wav (David Reid) for WAV audio file loading
  52*       [raudio] dr_flac (David Reid) for FLAC audio file loading
  53*       [raudio] dr_mp3 (David Reid) for MP3 audio file loading
  54*       [raudio] stb_vorbis (Sean Barrett) for OGG audio loading
  55*       [raudio] jar_xm (Joshua Reisenauer) for XM audio module loading
  56*       [raudio] jar_mod (Joshua Reisenauer) for MOD audio module loading
  57*       [raudio] qoa (Dominic Szablewski - https://phoboslab.org) for QOA audio management
  58*
  59*
  60*   LICENSE: zlib/libpng
  61*
  62*   raylib is licensed under an unmodified zlib/libpng license, which is an OSI-certified,
  63*   BSD-like license that allows static linking with closed source software:
  64*
  65*   Copyright (c) 2013-2026 Ramon Santamaria (@raysan5)
  66*
  67*   This software is provided "as-is", without any express or implied warranty. In no event
  68*   will the authors be held liable for any damages arising from the use of this software.
  69*
  70*   Permission is granted to anyone to use this software for any purpose, including commercial
  71*   applications, and to alter it and redistribute it freely, subject to the following restrictions:
  72*
  73*     1. The origin of this software must not be misrepresented; you must not claim that you
  74*     wrote the original software. If you use this software in a product, an acknowledgment
  75*     in the product documentation would be appreciated but is not required.
  76*
  77*     2. Altered source versions must be plainly marked as such, and must not be misrepresented
  78*     as being the original software.
  79*
  80*     3. This notice may not be removed or altered from any source distribution.
  81*
  82**********************************************************************************************/
  83
  84#ifndef RAYLIB_H
  85#define RAYLIB_H
  86
  87#include <stdarg.h>     // Required for: va_list - Only used by TraceLogCallback
  88
  89#define RAYLIB_VERSION_MAJOR 6
  90#define RAYLIB_VERSION_MINOR 0
  91#define RAYLIB_VERSION_PATCH 0
  92#define RAYLIB_VERSION  "6.0"
  93
  94// Function specifiers in case library is build/used as a shared library
  95// NOTE: Microsoft specifiers to tell compiler that symbols are imported/exported from a .dll
  96// NOTE: visibility("default") attribute makes symbols "visible" when compiled with -fvisibility=hidden
  97#if defined(_WIN32)
  98    #if defined(__TINYC__)
  99        #define __declspec(x) __attribute__((x))
 100    #endif
 101    #if defined(BUILD_LIBTYPE_SHARED)
 102        #define RLAPI __declspec(dllexport)     // Building the library as a Win32 shared library (.dll)
 103    #elif defined(USE_LIBTYPE_SHARED)
 104        #define RLAPI __declspec(dllimport)     // Using the library as a Win32 shared library (.dll)
 105    #endif
 106#else
 107    #if defined(BUILD_LIBTYPE_SHARED)
 108        #define RLAPI __attribute__((visibility("default"))) // Building as a Unix shared library (.so/.dylib)
 109    #endif
 110#endif
 111
 112#ifndef RLAPI
 113    #define RLAPI       // Functions defined as 'extern' by default (implicit specifiers)
 114#endif
 115
 116//----------------------------------------------------------------------------------
 117// Defines and Macros
 118//----------------------------------------------------------------------------------
 119#ifndef PI
 120    #define PI 3.14159265358979323846f
 121#endif
 122#ifndef DEG2RAD
 123    #define DEG2RAD (PI/180.0f)
 124#endif
 125#ifndef RAD2DEG
 126    #define RAD2DEG (180.0f/PI)
 127#endif
 128
 129// Allow custom memory allocators
 130// NOTE: Require recompiling raylib sources
 131#ifndef RL_MALLOC
 132    #define RL_MALLOC(sz)       malloc(sz)
 133#endif
 134#ifndef RL_CALLOC
 135    #define RL_CALLOC(n,sz)     calloc(n,sz)
 136#endif
 137#ifndef RL_REALLOC
 138    #define RL_REALLOC(ptr,sz)  realloc(ptr,sz)
 139#endif
 140#ifndef RL_FREE
 141    #define RL_FREE(ptr)        free(ptr)
 142#endif
 143
 144// NOTE: MSVC C++ compiler does not support compound literals (C99 feature)
 145// Plain structures in C++ (without constructors) can be initialized with { }
 146// This is called aggregate initialization (C++11 feature)
 147#if defined(__cplusplus)
 148    #define CLITERAL(type)      type
 149#else
 150    #define CLITERAL(type)      (type)
 151#endif
 152
 153// Some compilers (mostly macos clang) default to C++98,
 154// where aggregate initialization can't be used
 155// So, give a more clear error stating how to fix this
 156#if !defined(_MSC_VER) && (defined(__cplusplus) && __cplusplus < 201103L)
 157    #error "C++11 or later is required. Add -std=c++11"
 158#endif
 159
 160// NOTE: Set some defines with some data types declared by raylib
 161// Other modules (raymath, rlgl) also require some of those types, so,
 162// to be able to use those other modules as standalone (not depending on raylib)
 163// this defines are useful for internal check and avoid type (re)definitions
 164#define RL_COLOR_TYPE
 165#define RL_RECTANGLE_TYPE
 166#define RL_VECTOR2_TYPE
 167#define RL_VECTOR3_TYPE
 168#define RL_VECTOR4_TYPE
 169#define RL_QUATERNION_TYPE
 170#define RL_MATRIX_TYPE
 171
 172// Some Basic Colors
 173// NOTE: Custom raylib color palette for amazing visuals on WHITE background
 174#define LIGHTGRAY  CLITERAL(Color){ 200, 200, 200, 255 }   // Light Gray
 175#define GRAY       CLITERAL(Color){ 130, 130, 130, 255 }   // Gray
 176#define DARKGRAY   CLITERAL(Color){ 80, 80, 80, 255 }      // Dark Gray
 177#define YELLOW     CLITERAL(Color){ 253, 249, 0, 255 }     // Yellow
 178#define GOLD       CLITERAL(Color){ 255, 203, 0, 255 }     // Gold
 179#define ORANGE     CLITERAL(Color){ 255, 161, 0, 255 }     // Orange
 180#define PINK       CLITERAL(Color){ 255, 109, 194, 255 }   // Pink
 181#define RED        CLITERAL(Color){ 230, 41, 55, 255 }     // Red
 182#define MAROON     CLITERAL(Color){ 190, 33, 55, 255 }     // Maroon
 183#define GREEN      CLITERAL(Color){ 0, 228, 48, 255 }      // Green
 184#define LIME       CLITERAL(Color){ 0, 158, 47, 255 }      // Lime
 185#define DARKGREEN  CLITERAL(Color){ 0, 117, 44, 255 }      // Dark Green
 186#define SKYBLUE    CLITERAL(Color){ 102, 191, 255, 255 }   // Sky Blue
 187#define BLUE       CLITERAL(Color){ 0, 121, 241, 255 }     // Blue
 188#define DARKBLUE   CLITERAL(Color){ 0, 82, 172, 255 }      // Dark Blue
 189#define PURPLE     CLITERAL(Color){ 200, 122, 255, 255 }   // Purple
 190#define VIOLET     CLITERAL(Color){ 135, 60, 190, 255 }    // Violet
 191#define DARKPURPLE CLITERAL(Color){ 112, 31, 126, 255 }    // Dark Purple
 192#define BEIGE      CLITERAL(Color){ 211, 176, 131, 255 }   // Beige
 193#define BROWN      CLITERAL(Color){ 127, 106, 79, 255 }    // Brown
 194#define DARKBROWN  CLITERAL(Color){ 76, 63, 47, 255 }      // Dark Brown
 195
 196#define WHITE      CLITERAL(Color){ 255, 255, 255, 255 }   // White
 197#define BLACK      CLITERAL(Color){ 0, 0, 0, 255 }         // Black
 198#define BLANK      CLITERAL(Color){ 0, 0, 0, 0 }           // Blank (Transparent)
 199#define MAGENTA    CLITERAL(Color){ 255, 0, 255, 255 }     // Magenta
 200#define RAYWHITE   CLITERAL(Color){ 245, 245, 245, 255 }   // My own White (raylib logo)
 201
 202//----------------------------------------------------------------------------------
 203// Types and Structures Definition
 204//----------------------------------------------------------------------------------
 205// Boolean type
 206#if (defined(__STDC__) && __STDC_VERSION__ >= 199901L) || (defined(_MSC_VER) && _MSC_VER >= 1800)
 207    #include <stdbool.h>
 208#elif !defined(__cplusplus) && !defined(bool)
 209    typedef enum bool { false = 0, true = !false } bool;
 210    #define RL_BOOL_TYPE
 211#endif
 212
 213// Vector2, 2 components
 214typedef struct Vector2 {
 215    float x;                // Vector x component
 216    float y;                // Vector y component
 217} Vector2;
 218
 219// Vector3, 3 components
 220typedef struct Vector3 {
 221    float x;                // Vector x component
 222    float y;                // Vector y component
 223    float z;                // Vector z component
 224} Vector3;
 225
 226// Vector4, 4 components
 227typedef struct Vector4 {
 228    float x;                // Vector x component
 229    float y;                // Vector y component
 230    float z;                // Vector z component
 231    float w;                // Vector w component
 232} Vector4;
 233
 234// Quaternion, 4 components (Vector4 alias)
 235typedef Vector4 Quaternion;
 236
 237// Matrix, 4x4 components, column major, OpenGL style, right-handed
 238typedef struct Matrix {
 239    float m0, m4, m8, m12;  // Matrix first row (4 components)
 240    float m1, m5, m9, m13;  // Matrix second row (4 components)
 241    float m2, m6, m10, m14; // Matrix third row (4 components)
 242    float m3, m7, m11, m15; // Matrix fourth row (4 components)
 243} Matrix;
 244
 245// Color, 4 components, R8G8B8A8 (32bit)
 246typedef struct Color {
 247    unsigned char r;        // Color red value
 248    unsigned char g;        // Color green value
 249    unsigned char b;        // Color blue value
 250    unsigned char a;        // Color alpha value
 251} Color;
 252
 253// Rectangle, 4 components
 254typedef struct Rectangle {
 255    float x;                // Rectangle top-left corner position x
 256    float y;                // Rectangle top-left corner position y
 257    float width;            // Rectangle width
 258    float height;           // Rectangle height
 259} Rectangle;
 260
 261// Image, pixel data stored in CPU memory (RAM)
 262typedef struct Image {
 263    void *data;             // Image raw data
 264    int width;              // Image base width
 265    int height;             // Image base height
 266    int mipmaps;            // Mipmap levels, 1 by default
 267    int format;             // Data format (PixelFormat type)
 268} Image;
 269
 270// Texture, tex data stored in GPU memory (VRAM)
 271typedef struct Texture {
 272    unsigned int id;        // OpenGL texture id
 273    int width;              // Texture base width
 274    int height;             // Texture base height
 275    int mipmaps;            // Mipmap levels, 1 by default
 276    int format;             // Data format (PixelFormat type)
 277} Texture;
 278
 279// Texture2D, same as Texture
 280typedef Texture Texture2D;
 281
 282// TextureCubemap, same as Texture
 283typedef Texture TextureCubemap;
 284
 285// RenderTexture, fbo for texture rendering
 286typedef struct RenderTexture {
 287    unsigned int id;        // OpenGL framebuffer object id
 288    Texture texture;        // Color buffer attachment texture
 289    Texture depth;          // Depth buffer attachment texture
 290} RenderTexture;
 291
 292// RenderTexture2D, same as RenderTexture
 293typedef RenderTexture RenderTexture2D;
 294
 295// NPatchInfo, n-patch layout info
 296typedef struct NPatchInfo {
 297    Rectangle source;       // Texture source rectangle
 298    int left;               // Left border offset
 299    int top;                // Top border offset
 300    int right;              // Right border offset
 301    int bottom;             // Bottom border offset
 302    int layout;             // Layout of the n-patch: 3x3, 1x3 or 3x1
 303} NPatchInfo;
 304
 305// GlyphInfo, font characters glyphs info
 306typedef struct GlyphInfo {
 307    int value;              // Character value (Unicode)
 308    int offsetX;            // Character offset X when drawing
 309    int offsetY;            // Character offset Y when drawing
 310    int advanceX;           // Character advance position X
 311    Image image;            // Character image data
 312} GlyphInfo;
 313
 314// Font, font texture and GlyphInfo array data
 315typedef struct Font {
 316    int baseSize;           // Base size (default chars height)
 317    int glyphCount;         // Number of glyph characters
 318    int glyphPadding;       // Padding around the glyph characters
 319    Texture2D texture;      // Texture atlas containing the glyphs
 320    Rectangle *recs;        // Rectangles in texture for the glyphs
 321    GlyphInfo *glyphs;      // Glyphs info data
 322} Font;
 323
 324// Camera, defines position/orientation in 3d space
 325typedef struct Camera3D {
 326    Vector3 position;       // Camera position
 327    Vector3 target;         // Camera target it looks-at
 328    Vector3 up;             // Camera up vector (rotation over its axis)
 329    float fovy;             // Camera field-of-view aperture in Y (degrees) in perspective, used as near plane height in world units in orthographic
 330    int projection;         // Camera projection: CAMERA_PERSPECTIVE or CAMERA_ORTHOGRAPHIC
 331} Camera3D;
 332
 333typedef Camera3D Camera;    // Camera type fallback, defaults to Camera3D
 334
 335// Camera2D, defines position/orientation in 2d space
 336typedef struct Camera2D {
 337    Vector2 offset;         // Camera offset (screen space offset from window origin)
 338    Vector2 target;         // Camera target (world space target point that is mapped to screen space offset)
 339    float rotation;         // Camera rotation in degrees (pivots around target)
 340    float zoom;             // Camera zoom (scaling around target), must not be set to 0, set to 1.0f for no scale
 341} Camera2D;
 342
 343// Mesh, vertex data and vao/vbo
 344typedef struct Mesh {
 345    int vertexCount;        // Number of vertices stored in arrays
 346    int triangleCount;      // Number of triangles stored (indexed or not)
 347
 348    // Vertex attributes data
 349    float *vertices;        // Vertex position (XYZ - 3 components per vertex) (shader-location = 0)
 350    float *texcoords;       // Vertex texture coordinates (UV - 2 components per vertex) (shader-location = 1)
 351    float *texcoords2;      // Vertex texture second coordinates (UV - 2 components per vertex) (shader-location = 5)
 352    float *normals;         // Vertex normals (XYZ - 3 components per vertex) (shader-location = 2)
 353    float *tangents;        // Vertex tangents (XYZW - 4 components per vertex) (shader-location = 4)
 354    unsigned char *colors;  // Vertex colors (RGBA - 4 components per vertex) (shader-location = 3)
 355    unsigned short *indices; // Vertex indices (in case vertex data comes indexed)
 356
 357    // Skin data for animation
 358    int boneCount;          // Number of bones (MAX: 256 bones)
 359    unsigned char *boneIndices; // Vertex bone indices, up to 4 bones influence by vertex (skinning) (shader-location = 6)
 360    float *boneWeights;     // Vertex bone weight, up to 4 bones influence by vertex (skinning) (shader-location = 7)
 361
 362    // Runtime animation vertex data (CPU skinning)
 363    // NOTE: In case of GPU skinning, not used, pointers are NULL
 364    float *animVertices;    // Animated vertex positions (after bones transformations)
 365    float *animNormals;     // Animated normals (after bones transformations)
 366
 367    // OpenGL identifiers
 368    unsigned int vaoId;     // OpenGL Vertex Array Object id
 369    unsigned int *vboId;    // OpenGL Vertex Buffer Objects id (default vertex data)
 370} Mesh;
 371
 372// Shader
 373typedef struct Shader {
 374    unsigned int id;        // Shader program id
 375    int *locs;              // Shader locations array (RL_MAX_SHADER_LOCATIONS)
 376} Shader;
 377
 378// MaterialMap
 379typedef struct MaterialMap {
 380    Texture2D texture;      // Material map texture
 381    Color color;            // Material map color
 382    float value;            // Material map value
 383} MaterialMap;
 384
 385// Material, includes shader and maps
 386typedef struct Material {
 387    Shader shader;          // Material shader
 388    MaterialMap *maps;      // Material maps array (MAX_MATERIAL_MAPS)
 389    float params[4];        // Material generic parameters (if required)
 390} Material;
 391
 392// Transform, vertex transformation data
 393typedef struct Transform {
 394    Vector3 translation;    // Translation
 395    Quaternion rotation;    // Rotation
 396    Vector3 scale;          // Scale
 397} Transform;
 398
 399// Anim pose, an array of Transform[]
 400typedef Transform *ModelAnimPose;
 401
 402// Bone, skeletal animation bone
 403typedef struct BoneInfo {
 404    char name[32];          // Bone name
 405    int parent;             // Bone parent
 406} BoneInfo;
 407
 408// Skeleton, animation bones hierarchy
 409typedef struct ModelSkeleton {
 410    int boneCount;          // Number of bones
 411    BoneInfo *bones;        // Bones information (skeleton)
 412    ModelAnimPose bindPose; // Bones base transformation (Transform[])
 413} ModelSkeleton;
 414
 415// Model, meshes, materials and animation data
 416typedef struct Model {
 417    Matrix transform;       // Local transform matrix
 418
 419    int meshCount;          // Number of meshes
 420    int materialCount;      // Number of materials
 421    Mesh *meshes;           // Meshes array
 422    Material *materials;    // Materials array
 423    int *meshMaterial;      // Mesh material number
 424
 425    // Animation data
 426    ModelSkeleton skeleton; // Skeleton for animation
 427
 428    // Runtime animation data (CPU/GPU skinning)
 429    ModelAnimPose currentPose; // Current animation pose (Transform[])
 430    Matrix *boneMatrices;   // Bones animated transformation matrices
 431} Model;
 432
 433// ModelAnimation, contains a full animation sequence
 434typedef struct ModelAnimation {
 435    char name[32];          // Animation name
 436
 437    int boneCount;          // Number of bones (per pose)
 438    int keyframeCount;      // Number of animation key frames
 439    ModelAnimPose *keyframePoses; // Animation sequence keyframe poses [keyframe][pose]
 440} ModelAnimation;
 441
 442// Ray, ray for raycasting
 443typedef struct Ray {
 444    Vector3 position;       // Ray position (origin)
 445    Vector3 direction;      // Ray direction (normalized)
 446} Ray;
 447
 448// RayCollision, ray hit information
 449typedef struct RayCollision {
 450    bool hit;               // Did the ray hit something?
 451    float distance;         // Distance to the nearest hit
 452    Vector3 point;          // Point of the nearest hit
 453    Vector3 normal;         // Surface normal of hit
 454} RayCollision;
 455
 456// BoundingBox
 457typedef struct BoundingBox {
 458    Vector3 min;            // Minimum vertex box-corner
 459    Vector3 max;            // Maximum vertex box-corner
 460} BoundingBox;
 461
 462// Wave, audio wave data
 463typedef struct Wave {
 464    unsigned int frameCount;    // Total number of frames (considering channels)
 465    unsigned int sampleRate;    // Frequency (samples per second)
 466    unsigned int sampleSize;    // Bit depth (bits per sample): 8, 16, 32 (24 not supported)
 467    unsigned int channels;      // Number of channels (1-mono, 2-stereo, ...)
 468    void *data;                 // Buffer data pointer
 469} Wave;
 470
 471// Opaque structs declaration
 472// NOTE: Actual structs are defined internally in raudio module
 473typedef struct rAudioBuffer rAudioBuffer;
 474typedef struct rAudioProcessor rAudioProcessor;
 475
 476// AudioStream, custom audio stream
 477typedef struct AudioStream {
 478    rAudioBuffer *buffer;       // Pointer to internal data used by the audio system
 479    rAudioProcessor *processor; // Pointer to internal data processor, useful for audio effects
 480
 481    unsigned int sampleRate;    // Frequency (samples per second)
 482    unsigned int sampleSize;    // Bit depth (bits per sample): 8, 16, 32 (24 not supported)
 483    unsigned int channels;      // Number of channels (1-mono, 2-stereo, ...)
 484} AudioStream;
 485
 486// Sound
 487typedef struct Sound {
 488    AudioStream stream;         // Audio stream
 489    unsigned int frameCount;    // Total number of frames (considering channels)
 490} Sound;
 491
 492// Music, audio stream, anything longer than ~10 seconds should be streamed
 493typedef struct Music {
 494    AudioStream stream;         // Audio stream
 495    unsigned int frameCount;    // Total number of frames (considering channels)
 496    bool looping;               // Music looping enable
 497
 498    int ctxType;                // Type of music context (audio filetype)
 499    void *ctxData;              // Audio context data, depends on type
 500} Music;
 501
 502// VrDeviceInfo, Head-Mounted-Display device parameters
 503typedef struct VrDeviceInfo {
 504    int hResolution;                // Horizontal resolution in pixels
 505    int vResolution;                // Vertical resolution in pixels
 506    float hScreenSize;              // Horizontal size in meters
 507    float vScreenSize;              // Vertical size in meters
 508    float eyeToScreenDistance;      // Distance between eye and display in meters
 509    float lensSeparationDistance;   // Lens separation distance in meters
 510    float interpupillaryDistance;   // IPD (distance between pupils) in meters
 511    float lensDistortionValues[4];  // Lens distortion constant parameters
 512    float chromaAbCorrection[4];    // Chromatic aberration correction parameters
 513} VrDeviceInfo;
 514
 515// VrStereoConfig, VR stereo rendering configuration for simulator
 516typedef struct VrStereoConfig {
 517    Matrix projection[2];           // VR projection matrices (per eye)
 518    Matrix viewOffset[2];           // VR view offset matrices (per eye)
 519    float leftLensCenter[2];        // VR left lens center
 520    float rightLensCenter[2];       // VR right lens center
 521    float leftScreenCenter[2];      // VR left screen center
 522    float rightScreenCenter[2];     // VR right screen center
 523    float scale[2];                 // VR distortion scale
 524    float scaleIn[2];               // VR distortion scale in
 525} VrStereoConfig;
 526
 527// File path list
 528typedef struct FilePathList {
 529    unsigned int count;             // Filepaths entries count
 530    char **paths;                   // Filepaths entries
 531} FilePathList;
 532
 533// Automation event
 534typedef struct AutomationEvent {
 535    unsigned int frame;             // Event frame
 536    unsigned int type;              // Event type (AutomationEventType)
 537    int params[4];                  // Event parameters (if required)
 538} AutomationEvent;
 539
 540// Automation event list
 541typedef struct AutomationEventList {
 542    unsigned int capacity;          // Events max entries (MAX_AUTOMATION_EVENTS)
 543    unsigned int count;             // Events entries count
 544    AutomationEvent *events;        // Events entries
 545} AutomationEventList;
 546
 547//----------------------------------------------------------------------------------
 548// Enumerators Definition
 549//----------------------------------------------------------------------------------
 550// System/Window config flags
 551// NOTE: Every bit registers one state (use it with bit masks)
 552// By default all flags are set to 0
 553typedef enum {
 554    FLAG_VSYNC_HINT         = 0x00000040,   // Set to try enabling V-Sync on GPU
 555    FLAG_FULLSCREEN_MODE    = 0x00000002,   // Set to run program in fullscreen
 556    FLAG_WINDOW_RESIZABLE   = 0x00000004,   // Set to allow resizable window
 557    FLAG_WINDOW_UNDECORATED = 0x00000008,   // Set to disable window decoration (frame and buttons)
 558    FLAG_WINDOW_HIDDEN      = 0x00000080,   // Set to hide window
 559    FLAG_WINDOW_MINIMIZED   = 0x00000200,   // Set to minimize window (iconify)
 560    FLAG_WINDOW_MAXIMIZED   = 0x00000400,   // Set to maximize window (expanded to monitor)
 561    FLAG_WINDOW_UNFOCUSED   = 0x00000800,   // Set to window non focused
 562    FLAG_WINDOW_TOPMOST     = 0x00001000,   // Set to window always on top
 563    FLAG_WINDOW_ALWAYS_RUN  = 0x00000100,   // Set to allow windows running while minimized
 564    FLAG_WINDOW_TRANSPARENT = 0x00000010,   // Set to allow transparent framebuffer
 565    FLAG_WINDOW_HIGHDPI     = 0x00002000,   // Set to support HighDPI
 566    FLAG_WINDOW_MOUSE_PASSTHROUGH = 0x00004000, // Set to support mouse passthrough, only supported when FLAG_WINDOW_UNDECORATED
 567    FLAG_BORDERLESS_WINDOWED_MODE = 0x00008000, // Set to run program in borderless windowed mode
 568    FLAG_MSAA_4X_HINT       = 0x00000020,   // Set to try enabling MSAA 4X
 569    FLAG_INTERLACED_HINT    = 0x00010000    // Set to try enabling interlaced video format (for V3D)
 570} ConfigFlags;
 571
 572// Trace log level
 573// NOTE: Organized by priority level
 574typedef enum {
 575    LOG_ALL = 0,        // Display all logs
 576    LOG_TRACE,          // Trace logging, intended for internal use only
 577    LOG_DEBUG,          // Debug logging, used for internal debugging, it should be disabled on release builds
 578    LOG_INFO,           // Info logging, used for program execution info
 579    LOG_WARNING,        // Warning logging, used on recoverable failures
 580    LOG_ERROR,          // Error logging, used on unrecoverable failures
 581    LOG_FATAL,          // Fatal logging, used to abort program: exit(EXIT_FAILURE)
 582    LOG_NONE            // Disable logging
 583} TraceLogLevel;
 584
 585// Keyboard keys (US keyboard layout)
 586// NOTE: Use GetKeyPressed() to allow redefining required keys for alternative layouts
 587typedef enum {
 588    KEY_NULL            = 0,        // Key: NULL, used for no key pressed
 589    // Alphanumeric keys
 590    KEY_APOSTROPHE      = 39,       // Key: '
 591    KEY_COMMA           = 44,       // Key: ,
 592    KEY_MINUS           = 45,       // Key: -
 593    KEY_PERIOD          = 46,       // Key: .
 594    KEY_SLASH           = 47,       // Key: /
 595    KEY_ZERO            = 48,       // Key: 0
 596    KEY_ONE             = 49,       // Key: 1
 597    KEY_TWO             = 50,       // Key: 2
 598    KEY_THREE           = 51,       // Key: 3
 599    KEY_FOUR            = 52,       // Key: 4
 600    KEY_FIVE            = 53,       // Key: 5
 601    KEY_SIX             = 54,       // Key: 6
 602    KEY_SEVEN           = 55,       // Key: 7
 603    KEY_EIGHT           = 56,       // Key: 8
 604    KEY_NINE            = 57,       // Key: 9
 605    KEY_SEMICOLON       = 59,       // Key: ;
 606    KEY_EQUAL           = 61,       // Key: =
 607    KEY_A               = 65,       // Key: A | a
 608    KEY_B               = 66,       // Key: B | b
 609    KEY_C               = 67,       // Key: C | c
 610    KEY_D               = 68,       // Key: D | d
 611    KEY_E               = 69,       // Key: E | e
 612    KEY_F               = 70,       // Key: F | f
 613    KEY_G               = 71,       // Key: G | g
 614    KEY_H               = 72,       // Key: H | h
 615    KEY_I               = 73,       // Key: I | i
 616    KEY_J               = 74,       // Key: J | j
 617    KEY_K               = 75,       // Key: K | k
 618    KEY_L               = 76,       // Key: L | l
 619    KEY_M               = 77,       // Key: M | m
 620    KEY_N               = 78,       // Key: N | n
 621    KEY_O               = 79,       // Key: O | o
 622    KEY_P               = 80,       // Key: P | p
 623    KEY_Q               = 81,       // Key: Q | q
 624    KEY_R               = 82,       // Key: R | r
 625    KEY_S               = 83,       // Key: S | s
 626    KEY_T               = 84,       // Key: T | t
 627    KEY_U               = 85,       // Key: U | u
 628    KEY_V               = 86,       // Key: V | v
 629    KEY_W               = 87,       // Key: W | w
 630    KEY_X               = 88,       // Key: X | x
 631    KEY_Y               = 89,       // Key: Y | y
 632    KEY_Z               = 90,       // Key: Z | z
 633    KEY_LEFT_BRACKET    = 91,       // Key: [
 634    KEY_BACKSLASH       = 92,       // Key: '\'
 635    KEY_RIGHT_BRACKET   = 93,       // Key: ]
 636    KEY_GRAVE           = 96,       // Key: `
 637    // Function keys
 638    KEY_SPACE           = 32,       // Key: Space
 639    KEY_ESCAPE          = 256,      // Key: Esc
 640    KEY_ENTER           = 257,      // Key: Enter
 641    KEY_TAB             = 258,      // Key: Tab
 642    KEY_BACKSPACE       = 259,      // Key: Backspace
 643    KEY_INSERT          = 260,      // Key: Ins
 644    KEY_DELETE          = 261,      // Key: Del
 645    KEY_RIGHT           = 262,      // Key: Cursor right
 646    KEY_LEFT            = 263,      // Key: Cursor left
 647    KEY_DOWN            = 264,      // Key: Cursor down
 648    KEY_UP              = 265,      // Key: Cursor up
 649    KEY_PAGE_UP         = 266,      // Key: Page up
 650    KEY_PAGE_DOWN       = 267,      // Key: Page down
 651    KEY_HOME            = 268,      // Key: Home
 652    KEY_END             = 269,      // Key: End
 653    KEY_CAPS_LOCK       = 280,      // Key: Caps lock
 654    KEY_SCROLL_LOCK     = 281,      // Key: Scroll down
 655    KEY_NUM_LOCK        = 282,      // Key: Num lock
 656    KEY_PRINT_SCREEN    = 283,      // Key: Print screen
 657    KEY_PAUSE           = 284,      // Key: Pause
 658    KEY_F1              = 290,      // Key: F1
 659    KEY_F2              = 291,      // Key: F2
 660    KEY_F3              = 292,      // Key: F3
 661    KEY_F4              = 293,      // Key: F4
 662    KEY_F5              = 294,      // Key: F5
 663    KEY_F6              = 295,      // Key: F6
 664    KEY_F7              = 296,      // Key: F7
 665    KEY_F8              = 297,      // Key: F8
 666    KEY_F9              = 298,      // Key: F9
 667    KEY_F10             = 299,      // Key: F10
 668    KEY_F11             = 300,      // Key: F11
 669    KEY_F12             = 301,      // Key: F12
 670    KEY_LEFT_SHIFT      = 340,      // Key: Shift left
 671    KEY_LEFT_CONTROL    = 341,      // Key: Control left
 672    KEY_LEFT_ALT        = 342,      // Key: Alt left
 673    KEY_LEFT_SUPER      = 343,      // Key: Super left
 674    KEY_RIGHT_SHIFT     = 344,      // Key: Shift right
 675    KEY_RIGHT_CONTROL   = 345,      // Key: Control right
 676    KEY_RIGHT_ALT       = 346,      // Key: Alt right
 677    KEY_RIGHT_SUPER     = 347,      // Key: Super right
 678    KEY_KB_MENU         = 348,      // Key: KB menu
 679    // Keypad keys
 680    KEY_KP_0            = 320,      // Key: Keypad 0
 681    KEY_KP_1            = 321,      // Key: Keypad 1
 682    KEY_KP_2            = 322,      // Key: Keypad 2
 683    KEY_KP_3            = 323,      // Key: Keypad 3
 684    KEY_KP_4            = 324,      // Key: Keypad 4
 685    KEY_KP_5            = 325,      // Key: Keypad 5
 686    KEY_KP_6            = 326,      // Key: Keypad 6
 687    KEY_KP_7            = 327,      // Key: Keypad 7
 688    KEY_KP_8            = 328,      // Key: Keypad 8
 689    KEY_KP_9            = 329,      // Key: Keypad 9
 690    KEY_KP_DECIMAL      = 330,      // Key: Keypad .
 691    KEY_KP_DIVIDE       = 331,      // Key: Keypad /
 692    KEY_KP_MULTIPLY     = 332,      // Key: Keypad *
 693    KEY_KP_SUBTRACT     = 333,      // Key: Keypad -
 694    KEY_KP_ADD          = 334,      // Key: Keypad +
 695    KEY_KP_ENTER        = 335,      // Key: Keypad Enter
 696    KEY_KP_EQUAL        = 336,      // Key: Keypad =
 697    // Android key buttons
 698    KEY_BACK            = 4,        // Key: Android back button
 699    KEY_MENU            = 5,        // Key: Android menu button
 700    KEY_VOLUME_UP       = 24,       // Key: Android volume up button
 701    KEY_VOLUME_DOWN     = 25        // Key: Android volume down button
 702} KeyboardKey;
 703
 704// Add backwards compatibility support for deprecated names
 705#define MOUSE_LEFT_BUTTON   MOUSE_BUTTON_LEFT
 706#define MOUSE_RIGHT_BUTTON  MOUSE_BUTTON_RIGHT
 707#define MOUSE_MIDDLE_BUTTON MOUSE_BUTTON_MIDDLE
 708
 709// Mouse buttons
 710typedef enum {
 711    MOUSE_BUTTON_LEFT    = 0,       // Mouse button left
 712    MOUSE_BUTTON_RIGHT   = 1,       // Mouse button right
 713    MOUSE_BUTTON_MIDDLE  = 2,       // Mouse button middle (pressed wheel)
 714    MOUSE_BUTTON_SIDE    = 3,       // Mouse button side (advanced mouse device)
 715    MOUSE_BUTTON_EXTRA   = 4,       // Mouse button extra (advanced mouse device)
 716    MOUSE_BUTTON_FORWARD = 5,       // Mouse button forward (advanced mouse device)
 717    MOUSE_BUTTON_BACK    = 6,       // Mouse button back (advanced mouse device)
 718} MouseButton;
 719
 720// Mouse cursor
 721typedef enum {
 722    MOUSE_CURSOR_DEFAULT       = 0,     // Default pointer shape
 723    MOUSE_CURSOR_ARROW         = 1,     // Arrow shape
 724    MOUSE_CURSOR_IBEAM         = 2,     // Text writing cursor shape
 725    MOUSE_CURSOR_CROSSHAIR     = 3,     // Cross shape
 726    MOUSE_CURSOR_POINTING_HAND = 4,     // Pointing hand cursor
 727    MOUSE_CURSOR_RESIZE_EW     = 5,     // Horizontal resize/move arrow shape
 728    MOUSE_CURSOR_RESIZE_NS     = 6,     // Vertical resize/move arrow shape
 729    MOUSE_CURSOR_RESIZE_NWSE   = 7,     // Top-left to bottom-right diagonal resize/move arrow shape
 730    MOUSE_CURSOR_RESIZE_NESW   = 8,     // The top-right to bottom-left diagonal resize/move arrow shape
 731    MOUSE_CURSOR_RESIZE_ALL    = 9,     // The omnidirectional resize/move cursor shape
 732    MOUSE_CURSOR_NOT_ALLOWED   = 10     // The operation-not-allowed shape
 733} MouseCursor;
 734
 735// Gamepad buttons
 736typedef enum {
 737    GAMEPAD_BUTTON_UNKNOWN = 0,         // Unknown button, for error checking
 738    GAMEPAD_BUTTON_LEFT_FACE_UP,        // Gamepad left DPAD up button
 739    GAMEPAD_BUTTON_LEFT_FACE_RIGHT,     // Gamepad left DPAD right button
 740    GAMEPAD_BUTTON_LEFT_FACE_DOWN,      // Gamepad left DPAD down button
 741    GAMEPAD_BUTTON_LEFT_FACE_LEFT,      // Gamepad left DPAD left button
 742    GAMEPAD_BUTTON_RIGHT_FACE_UP,       // Gamepad right button up (i.e. PS3: Triangle, Xbox: Y)
 743    GAMEPAD_BUTTON_RIGHT_FACE_RIGHT,    // Gamepad right button right (i.e. PS3: Circle, Xbox: B)
 744    GAMEPAD_BUTTON_RIGHT_FACE_DOWN,     // Gamepad right button down (i.e. PS3: Cross, Xbox: A)
 745    GAMEPAD_BUTTON_RIGHT_FACE_LEFT,     // Gamepad right button left (i.e. PS3: Square, Xbox: X)
 746    GAMEPAD_BUTTON_LEFT_TRIGGER_1,      // Gamepad top/back trigger left (first), it could be a trailing button
 747    GAMEPAD_BUTTON_LEFT_TRIGGER_2,      // Gamepad top/back trigger left (second), it could be a trailing button
 748    GAMEPAD_BUTTON_RIGHT_TRIGGER_1,     // Gamepad top/back trigger right (first), it could be a trailing button
 749    GAMEPAD_BUTTON_RIGHT_TRIGGER_2,     // Gamepad top/back trigger right (second), it could be a trailing button
 750    GAMEPAD_BUTTON_MIDDLE_LEFT,         // Gamepad center buttons, left one (i.e. PS3: Select)
 751    GAMEPAD_BUTTON_MIDDLE,              // Gamepad center buttons, middle one (i.e. PS3: PS, Xbox: XBOX)
 752    GAMEPAD_BUTTON_MIDDLE_RIGHT,        // Gamepad center buttons, right one (i.e. PS3: Start)
 753    GAMEPAD_BUTTON_LEFT_THUMB,          // Gamepad joystick pressed button left
 754    GAMEPAD_BUTTON_RIGHT_THUMB          // Gamepad joystick pressed button right
 755} GamepadButton;
 756
 757// Gamepad axes
 758typedef enum {
 759    GAMEPAD_AXIS_LEFT_X        = 0,     // Gamepad left stick X axis
 760    GAMEPAD_AXIS_LEFT_Y        = 1,     // Gamepad left stick Y axis
 761    GAMEPAD_AXIS_RIGHT_X       = 2,     // Gamepad right stick X axis
 762    GAMEPAD_AXIS_RIGHT_Y       = 3,     // Gamepad right stick Y axis
 763    GAMEPAD_AXIS_LEFT_TRIGGER  = 4,     // Gamepad back trigger left, pressure level: [1..-1]
 764    GAMEPAD_AXIS_RIGHT_TRIGGER = 5      // Gamepad back trigger right, pressure level: [1..-1]
 765} GamepadAxis;
 766
 767// Material map index
 768typedef enum {
 769    MATERIAL_MAP_ALBEDO = 0,        // Albedo material (same as: MATERIAL_MAP_DIFFUSE)
 770    MATERIAL_MAP_METALNESS,         // Metalness material (same as: MATERIAL_MAP_SPECULAR)
 771    MATERIAL_MAP_NORMAL,            // Normal material
 772    MATERIAL_MAP_ROUGHNESS,         // Roughness material
 773    MATERIAL_MAP_OCCLUSION,         // Ambient occlusion material
 774    MATERIAL_MAP_EMISSION,          // Emission material
 775    MATERIAL_MAP_HEIGHT,            // Heightmap material
 776    MATERIAL_MAP_CUBEMAP,           // Cubemap material (NOTE: Uses GL_TEXTURE_CUBE_MAP)
 777    MATERIAL_MAP_IRRADIANCE,        // Irradiance material (NOTE: Uses GL_TEXTURE_CUBE_MAP)
 778    MATERIAL_MAP_PREFILTER,         // Prefilter material (NOTE: Uses GL_TEXTURE_CUBE_MAP)
 779    MATERIAL_MAP_BRDF               // Brdf material
 780} MaterialMapIndex;
 781
 782#define MATERIAL_MAP_DIFFUSE      MATERIAL_MAP_ALBEDO
 783#define MATERIAL_MAP_SPECULAR     MATERIAL_MAP_METALNESS
 784
 785// Shader location index
 786// NOTE: Some locations are tried to be set automatically on shader loading,
 787// but only if default attributes/uniforms names are found, check config.h for names
 788typedef enum {
 789    SHADER_LOC_VERTEX_POSITION = 0, // Shader location: vertex attribute: position
 790    SHADER_LOC_VERTEX_TEXCOORD01,   // Shader location: vertex attribute: texcoord01
 791    SHADER_LOC_VERTEX_TEXCOORD02,   // Shader location: vertex attribute: texcoord02
 792    SHADER_LOC_VERTEX_NORMAL,       // Shader location: vertex attribute: normal
 793    SHADER_LOC_VERTEX_TANGENT,      // Shader location: vertex attribute: tangent
 794    SHADER_LOC_VERTEX_COLOR,        // Shader location: vertex attribute: color
 795    SHADER_LOC_MATRIX_MVP,          // Shader location: matrix uniform: model-view-projection
 796    SHADER_LOC_MATRIX_VIEW,         // Shader location: matrix uniform: view (camera transform)
 797    SHADER_LOC_MATRIX_PROJECTION,   // Shader location: matrix uniform: projection
 798    SHADER_LOC_MATRIX_MODEL,        // Shader location: matrix uniform: model (transform)
 799    SHADER_LOC_MATRIX_NORMAL,       // Shader location: matrix uniform: normal
 800    SHADER_LOC_VECTOR_VIEW,         // Shader location: vector uniform: view
 801    SHADER_LOC_COLOR_DIFFUSE,       // Shader location: vector uniform: diffuse color
 802    SHADER_LOC_COLOR_SPECULAR,      // Shader location: vector uniform: specular color
 803    SHADER_LOC_COLOR_AMBIENT,       // Shader location: vector uniform: ambient color
 804    SHADER_LOC_MAP_ALBEDO,          // Shader location: sampler2d texture: albedo (same as: SHADER_LOC_MAP_DIFFUSE)
 805    SHADER_LOC_MAP_METALNESS,       // Shader location: sampler2d texture: metalness (same as: SHADER_LOC_MAP_SPECULAR)
 806    SHADER_LOC_MAP_NORMAL,          // Shader location: sampler2d texture: normal
 807    SHADER_LOC_MAP_ROUGHNESS,       // Shader location: sampler2d texture: roughness
 808    SHADER_LOC_MAP_OCCLUSION,       // Shader location: sampler2d texture: occlusion
 809    SHADER_LOC_MAP_EMISSION,        // Shader location: sampler2d texture: emission
 810    SHADER_LOC_MAP_HEIGHT,          // Shader location: sampler2d texture: heightmap
 811    SHADER_LOC_MAP_CUBEMAP,         // Shader location: samplerCube texture: cubemap
 812    SHADER_LOC_MAP_IRRADIANCE,      // Shader location: samplerCube texture: irradiance
 813    SHADER_LOC_MAP_PREFILTER,       // Shader location: samplerCube texture: prefilter
 814    SHADER_LOC_MAP_BRDF,            // Shader location: sampler2d texture: brdf
 815    SHADER_LOC_VERTEX_BONEIDS,      // Shader location: vertex attribute: bone indices
 816    SHADER_LOC_VERTEX_BONEWEIGHTS,  // Shader location: vertex attribute: bone weights
 817    SHADER_LOC_MATRIX_BONETRANSFORMS, // Shader location: matrix attribute: bone transforms (animation)
 818    SHADER_LOC_VERTEX_INSTANCETRANSFORM // Shader location: vertex attribute: instance transforms
 819} ShaderLocationIndex;
 820
 821#define SHADER_LOC_MAP_DIFFUSE      SHADER_LOC_MAP_ALBEDO
 822#define SHADER_LOC_MAP_SPECULAR     SHADER_LOC_MAP_METALNESS
 823
 824// Shader uniform data type
 825typedef enum {
 826    SHADER_UNIFORM_FLOAT = 0,       // Shader uniform type: float
 827    SHADER_UNIFORM_VEC2,            // Shader uniform type: vec2 (2 float)
 828    SHADER_UNIFORM_VEC3,            // Shader uniform type: vec3 (3 float)
 829    SHADER_UNIFORM_VEC4,            // Shader uniform type: vec4 (4 float)
 830    SHADER_UNIFORM_INT,             // Shader uniform type: int
 831    SHADER_UNIFORM_IVEC2,           // Shader uniform type: ivec2 (2 int)
 832    SHADER_UNIFORM_IVEC3,           // Shader uniform type: ivec3 (3 int)
 833    SHADER_UNIFORM_IVEC4,           // Shader uniform type: ivec4 (4 int)
 834    SHADER_UNIFORM_UINT,            // Shader uniform type: unsigned int
 835    SHADER_UNIFORM_UIVEC2,          // Shader uniform type: uivec2 (2 unsigned int)
 836    SHADER_UNIFORM_UIVEC3,          // Shader uniform type: uivec3 (3 unsigned int)
 837    SHADER_UNIFORM_UIVEC4,          // Shader uniform type: uivec4 (4 unsigned int)
 838    SHADER_UNIFORM_SAMPLER2D        // Shader uniform type: sampler2d
 839} ShaderUniformDataType;
 840
 841// Shader attribute data types
 842typedef enum {
 843    SHADER_ATTRIB_FLOAT = 0,        // Shader attribute type: float
 844    SHADER_ATTRIB_VEC2,             // Shader attribute type: vec2 (2 float)
 845    SHADER_ATTRIB_VEC3,             // Shader attribute type: vec3 (3 float)
 846    SHADER_ATTRIB_VEC4              // Shader attribute type: vec4 (4 float)
 847} ShaderAttributeDataType;
 848
 849// Pixel formats
 850// NOTE: Support depends on OpenGL version and platform
 851typedef enum {
 852    PIXELFORMAT_UNCOMPRESSED_GRAYSCALE = 1, // 8 bit per pixel (no alpha)
 853    PIXELFORMAT_UNCOMPRESSED_GRAY_ALPHA,    // 8*2 bpp (2 channels)
 854    PIXELFORMAT_UNCOMPRESSED_R5G6B5,        // 16 bpp
 855    PIXELFORMAT_UNCOMPRESSED_R8G8B8,        // 24 bpp
 856    PIXELFORMAT_UNCOMPRESSED_R5G5B5A1,      // 16 bpp (1 bit alpha)
 857    PIXELFORMAT_UNCOMPRESSED_R4G4B4A4,      // 16 bpp (4 bit alpha)
 858    PIXELFORMAT_UNCOMPRESSED_R8G8B8A8,      // 32 bpp
 859    PIXELFORMAT_UNCOMPRESSED_R32,           // 32 bpp (1 channel - float)
 860    PIXELFORMAT_UNCOMPRESSED_R32G32B32,     // 32*3 bpp (3 channels - float)
 861    PIXELFORMAT_UNCOMPRESSED_R32G32B32A32,  // 32*4 bpp (4 channels - float)
 862    PIXELFORMAT_UNCOMPRESSED_R16,           // 16 bpp (1 channel - half float)
 863    PIXELFORMAT_UNCOMPRESSED_R16G16B16,     // 16*3 bpp (3 channels - half float)
 864    PIXELFORMAT_UNCOMPRESSED_R16G16B16A16,  // 16*4 bpp (4 channels - half float)
 865    PIXELFORMAT_COMPRESSED_DXT1_RGB,        // 4 bpp (no alpha)
 866    PIXELFORMAT_COMPRESSED_DXT1_RGBA,       // 4 bpp (1 bit alpha)
 867    PIXELFORMAT_COMPRESSED_DXT3_RGBA,       // 8 bpp
 868    PIXELFORMAT_COMPRESSED_DXT5_RGBA,       // 8 bpp
 869    PIXELFORMAT_COMPRESSED_ETC1_RGB,        // 4 bpp
 870    PIXELFORMAT_COMPRESSED_ETC2_RGB,        // 4 bpp
 871    PIXELFORMAT_COMPRESSED_ETC2_EAC_RGBA,   // 8 bpp
 872    PIXELFORMAT_COMPRESSED_PVRT_RGB,        // 4 bpp
 873    PIXELFORMAT_COMPRESSED_PVRT_RGBA,       // 4 bpp
 874    PIXELFORMAT_COMPRESSED_ASTC_4x4_RGBA,   // 8 bpp
 875    PIXELFORMAT_COMPRESSED_ASTC_8x8_RGBA    // 2 bpp
 876} PixelFormat;
 877
 878// Texture parameters: filter mode
 879// NOTE 1: Filtering considers mipmaps if available in the texture
 880// NOTE 2: Filter is accordingly set for minification and magnification
 881typedef enum {
 882    TEXTURE_FILTER_POINT = 0,               // No filter, pixel approximation
 883    TEXTURE_FILTER_BILINEAR,                // Linear filtering
 884    TEXTURE_FILTER_TRILINEAR,               // Trilinear filtering (linear with mipmaps)
 885    TEXTURE_FILTER_ANISOTROPIC_4X,          // Anisotropic filtering 4x
 886    TEXTURE_FILTER_ANISOTROPIC_8X,          // Anisotropic filtering 8x
 887    TEXTURE_FILTER_ANISOTROPIC_16X,         // Anisotropic filtering 16x
 888} TextureFilter;
 889
 890// Texture parameters: wrap mode
 891typedef enum {
 892    TEXTURE_WRAP_REPEAT = 0,                // Repeats texture in tiled mode
 893    TEXTURE_WRAP_CLAMP,                     // Clamps texture to edge pixel in tiled mode
 894    TEXTURE_WRAP_MIRROR_REPEAT,             // Mirrors and repeats the texture in tiled mode
 895    TEXTURE_WRAP_MIRROR_CLAMP               // Mirrors and clamps to border the texture in tiled mode
 896} TextureWrap;
 897
 898// Cubemap layouts
 899typedef enum {
 900    CUBEMAP_LAYOUT_AUTO_DETECT = 0,         // Automatically detect layout type
 901    CUBEMAP_LAYOUT_LINE_VERTICAL,           // Layout is defined by a vertical line with faces
 902    CUBEMAP_LAYOUT_LINE_HORIZONTAL,         // Layout is defined by a horizontal line with faces
 903    CUBEMAP_LAYOUT_CROSS_THREE_BY_FOUR,     // Layout is defined by a 3x4 cross with cubemap faces
 904    CUBEMAP_LAYOUT_CROSS_FOUR_BY_THREE     // Layout is defined by a 4x3 cross with cubemap faces
 905} CubemapLayout;
 906
 907// Font type, defines generation method
 908typedef enum {
 909    FONT_DEFAULT = 0,               // Default font generation, anti-aliased
 910    FONT_BITMAP,                    // Bitmap font generation, no anti-aliasing
 911    FONT_SDF                        // SDF font generation, requires external shader
 912} FontType;
 913
 914// Color blending modes (pre-defined)
 915typedef enum {
 916    BLEND_ALPHA = 0,                // Blend textures considering alpha (default)
 917    BLEND_ADDITIVE,                 // Blend textures adding colors
 918    BLEND_MULTIPLIED,               // Blend textures multiplying colors
 919    BLEND_ADD_COLORS,               // Blend textures adding colors (alternative)
 920    BLEND_SUBTRACT_COLORS,          // Blend textures subtracting colors (alternative)
 921    BLEND_ALPHA_PREMULTIPLY,        // Blend premultiplied textures considering alpha
 922    BLEND_CUSTOM,                   // Blend textures using custom src/dst factors (use rlSetBlendFactors())
 923    BLEND_CUSTOM_SEPARATE           // Blend textures using custom rgb/alpha separate src/dst factors (use rlSetBlendFactorsSeparate())
 924} BlendMode;
 925
 926// Gesture
 927// NOTE: Provided as bit-wise flags to enable only desired gestures
 928typedef enum {
 929    GESTURE_NONE        = 0,        // No gesture
 930    GESTURE_TAP         = 1,        // Tap gesture
 931    GESTURE_DOUBLETAP   = 2,        // Double tap gesture
 932    GESTURE_HOLD        = 4,        // Hold gesture
 933    GESTURE_DRAG        = 8,        // Drag gesture
 934    GESTURE_SWIPE_RIGHT = 16,       // Swipe right gesture
 935    GESTURE_SWIPE_LEFT  = 32,       // Swipe left gesture
 936    GESTURE_SWIPE_UP    = 64,       // Swipe up gesture
 937    GESTURE_SWIPE_DOWN  = 128,      // Swipe down gesture
 938    GESTURE_PINCH_IN    = 256,      // Pinch in gesture
 939    GESTURE_PINCH_OUT   = 512       // Pinch out gesture
 940} Gesture;
 941
 942// Camera system modes
 943typedef enum {
 944    CAMERA_CUSTOM = 0,              // Camera custom, controlled by user (UpdateCamera() does nothing)
 945    CAMERA_FREE,                    // Camera free mode
 946    CAMERA_ORBITAL,                 // Camera orbital, around target, zoom supported
 947    CAMERA_FIRST_PERSON,            // Camera first person
 948    CAMERA_THIRD_PERSON             // Camera third person
 949} CameraMode;
 950
 951// Camera projection
 952typedef enum {
 953    CAMERA_PERSPECTIVE = 0,         // Perspective projection
 954    CAMERA_ORTHOGRAPHIC             // Orthographic projection
 955} CameraProjection;
 956
 957// N-patch layout
 958typedef enum {
 959    NPATCH_NINE_PATCH = 0,          // Npatch layout: 3x3 tiles
 960    NPATCH_THREE_PATCH_VERTICAL,    // Npatch layout: 1x3 tiles
 961    NPATCH_THREE_PATCH_HORIZONTAL   // Npatch layout: 3x1 tiles
 962} NPatchLayout;
 963
 964// Callbacks to hook some internal functions
 965// WARNING: These callbacks are intended for advanced users
 966typedef void (*TraceLogCallback)(int logLevel, const char *text, va_list args);  // Logging: Redirect trace log messages
 967typedef unsigned char *(*LoadFileDataCallback)(const char *fileName, int *dataSize);    // FileIO: Load binary data
 968typedef bool (*SaveFileDataCallback)(const char *fileName, void *data, int dataSize);   // FileIO: Save binary data
 969typedef char *(*LoadFileTextCallback)(const char *fileName);            // FileIO: Load text data
 970typedef bool (*SaveFileTextCallback)(const char *fileName, const char *text); // FileIO: Save text data
 971
 972//------------------------------------------------------------------------------------
 973// Global Variables Definition
 974//------------------------------------------------------------------------------------
 975// It's lonely here...
 976
 977//------------------------------------------------------------------------------------
 978// Window and Graphics Device Functions (Module: core)
 979//------------------------------------------------------------------------------------
 980
 981#if defined(__cplusplus)
 982extern "C" {            // Prevents name mangling of functions
 983#endif
 984
 985// Window-related functions
 986RLAPI void InitWindow(int width, int height, const char *title);  // Initialize window and OpenGL context
 987RLAPI void CloseWindow(void);                                     // Close window and unload OpenGL context
 988RLAPI bool WindowShouldClose(void);                               // Check if application should close (KEY_ESCAPE pressed or windows close icon clicked)
 989RLAPI bool IsWindowReady(void);                                   // Check if window has been initialized successfully
 990RLAPI bool IsWindowFullscreen(void);                              // Check if window is currently fullscreen
 991RLAPI bool IsWindowHidden(void);                                  // Check if window is currently hidden
 992RLAPI bool IsWindowMinimized(void);                               // Check if window is currently minimized
 993RLAPI bool IsWindowMaximized(void);                               // Check if window is currently maximized
 994RLAPI bool IsWindowFocused(void);                                 // Check if window is currently focused
 995RLAPI bool IsWindowResized(void);                                 // Check if window has been resized last frame
 996RLAPI bool IsWindowState(unsigned int flag);                      // Check if one specific window flag is enabled
 997RLAPI void SetWindowState(unsigned int flags);                    // Set window configuration state using flags
 998RLAPI void ClearWindowState(unsigned int flags);                  // Clear window configuration state flags
 999RLAPI void ToggleFullscreen(void);                                // Toggle window state: fullscreen/windowed, resizes monitor to match window resolution
1000RLAPI void ToggleBorderlessWindowed(void);                        // Toggle window state: borderless windowed, resizes window to match monitor resolution
1001RLAPI void MaximizeWindow(void);                                  // Set window state: maximized, if resizable
1002RLAPI void MinimizeWindow(void);                                  // Set window state: minimized, if resizable
1003RLAPI void RestoreWindow(void);                                   // Restore window from being minimized/maximized
1004RLAPI void SetWindowIcon(Image image);                            // Set icon for window (single image, RGBA 32bit)
1005RLAPI void SetWindowIcons(Image *images, int count);              // Set icon for window (multiple images, RGBA 32bit)
1006RLAPI void SetWindowTitle(const char *title);                     // Set title for window
1007RLAPI void SetWindowPosition(int x, int y);                       // Set window position on screen
1008RLAPI void SetWindowMonitor(int monitor);                         // Set monitor for the current window
1009RLAPI void SetWindowMinSize(int width, int height);               // Set window minimum dimensions (for FLAG_WINDOW_RESIZABLE)
1010RLAPI void SetWindowMaxSize(int width, int height);               // Set window maximum dimensions (for FLAG_WINDOW_RESIZABLE)
1011RLAPI void SetWindowSize(int width, int height);                  // Set window dimensions
1012RLAPI void SetWindowOpacity(float opacity);                       // Set window opacity [0.0f..1.0f]
1013RLAPI void SetWindowFocused(void);                                // Set window focused
1014RLAPI void *GetWindowHandle(void);                                // Get native window handle
1015RLAPI int GetScreenWidth(void);                                   // Get current screen width
1016RLAPI int GetScreenHeight(void);                                  // Get current screen height
1017RLAPI int GetRenderWidth(void);                                   // Get current render width (it considers HiDPI)
1018RLAPI int GetRenderHeight(void);                                  // Get current render height (it considers HiDPI)
1019RLAPI int GetMonitorCount(void);                                  // Get number of connected monitors
1020RLAPI int GetCurrentMonitor(void);                                // Get current monitor where window is placed
1021RLAPI Vector2 GetMonitorPosition(int monitor);                    // Get specified monitor position
1022RLAPI int GetMonitorWidth(int monitor);                           // Get specified monitor width (current video mode used by monitor)
1023RLAPI int GetMonitorHeight(int monitor);                          // Get specified monitor height (current video mode used by monitor)
1024RLAPI int GetMonitorPhysicalWidth(int monitor);                   // Get specified monitor physical width in millimetres
1025RLAPI int GetMonitorPhysicalHeight(int monitor);                  // Get specified monitor physical height in millimetres
1026RLAPI int GetMonitorRefreshRate(int monitor);                     // Get specified monitor refresh rate
1027RLAPI Vector2 GetWindowPosition(void);                            // Get window position XY on monitor
1028RLAPI Vector2 GetWindowScaleDPI(void);                            // Get window scale DPI factor
1029RLAPI const char *GetMonitorName(int monitor);                    // Get the human-readable, UTF-8 encoded name of the specified monitor
1030RLAPI void SetClipboardText(const char *text);                    // Set clipboard text content
1031RLAPI const char *GetClipboardText(void);                         // Get clipboard text content
1032RLAPI Image GetClipboardImage(void);                              // Get clipboard image content
1033RLAPI void EnableEventWaiting(void);                              // Enable waiting for events on EndDrawing(), no automatic event polling
1034RLAPI void DisableEventWaiting(void);                             // Disable waiting for events on EndDrawing(), automatic events polling
1035
1036// Cursor-related functions
1037RLAPI void ShowCursor(void);                                      // Shows cursor
1038RLAPI void HideCursor(void);                                      // Hides cursor
1039RLAPI bool IsCursorHidden(void);                                  // Check if cursor is not visible
1040RLAPI void EnableCursor(void);                                    // Enables cursor (unlock cursor)
1041RLAPI void DisableCursor(void);                                   // Disables cursor (lock cursor)
1042RLAPI bool IsCursorOnScreen(void);                                // Check if cursor is on the screen
1043
1044// Drawing-related functions
1045RLAPI void ClearBackground(Color color);                          // Set background color (framebuffer clear color)
1046RLAPI void BeginDrawing(void);                                    // Setup canvas (framebuffer) to start drawing
1047RLAPI void EndDrawing(void);                                      // End canvas drawing and swap buffers (double buffering)
1048RLAPI void BeginMode2D(Camera2D camera);                          // Begin 2D mode with custom camera (2D)
1049RLAPI void EndMode2D(void);                                       // Ends 2D mode with custom camera
1050RLAPI void BeginMode3D(Camera3D camera);                          // Begin 3D mode with custom camera (3D)
1051RLAPI void EndMode3D(void);                                       // Ends 3D mode and returns to default 2D orthographic mode
1052RLAPI void BeginTextureMode(RenderTexture2D target);              // Begin drawing to render texture
1053RLAPI void EndTextureMode(void);                                  // Ends drawing to render texture
1054RLAPI void BeginShaderMode(Shader shader);                        // Begin custom shader drawing
1055RLAPI void EndShaderMode(void);                                   // End custom shader drawing (use default shader)
1056RLAPI void BeginBlendMode(int mode);                              // Begin blending mode (alpha, additive, multiplied, subtract, custom)
1057RLAPI void EndBlendMode(void);                                    // End blending mode (reset to default: alpha blending)
1058RLAPI void BeginScissorMode(int x, int y, int width, int height); // Begin scissor mode (define screen area for following drawing)
1059RLAPI void EndScissorMode(void);                                  // End scissor mode
1060RLAPI void BeginVrStereoMode(VrStereoConfig config);              // Begin stereo rendering (requires VR simulator)
1061RLAPI void EndVrStereoMode(void);                                 // End stereo rendering (requires VR simulator)
1062
1063// VR stereo config functions for VR simulator
1064RLAPI VrStereoConfig LoadVrStereoConfig(VrDeviceInfo device);     // Load VR stereo config for VR simulator device parameters
1065RLAPI void UnloadVrStereoConfig(VrStereoConfig config);           // Unload VR stereo config
1066
1067// Shader management functions
1068// NOTE: Shader functionality is not available on OpenGL 1.1
1069RLAPI Shader LoadShader(const char *vsFileName, const char *fsFileName);   // Load shader from files and bind default locations
1070RLAPI Shader LoadShaderFromMemory(const char *vsCode, const char *fsCode); // Load shader from code strings and bind default locations
1071RLAPI bool IsShaderValid(Shader shader);                                   // Check if a shader is valid (loaded on GPU)
1072RLAPI int GetShaderLocation(Shader shader, const char *uniformName);       // Get shader uniform location
1073RLAPI int GetShaderLocationAttrib(Shader shader, const char *attribName);  // Get shader attribute location
1074RLAPI void SetShaderValue(Shader shader, int locIndex, const void *value, int uniformType); // Set shader uniform value
1075RLAPI void SetShaderValueV(Shader shader, int locIndex, const void *value, int uniformType, int count); // Set shader uniform value vector
1076RLAPI void SetShaderValueMatrix(Shader shader, int locIndex, Matrix mat);  // Set shader uniform value (matrix 4x4)
1077RLAPI void SetShaderValueTexture(Shader shader, int locIndex, Texture2D texture); // Set shader uniform value and bind the texture (sampler2d)
1078RLAPI void UnloadShader(Shader shader);                                    // Unload shader from GPU memory (VRAM)
1079
1080// Screen-space-related functions
1081#define GetMouseRay GetScreenToWorldRay     // Compatibility hack for previous raylib versions
1082RLAPI Ray GetScreenToWorldRay(Vector2 position, Camera camera);         // Get a ray trace from screen position (i.e mouse)
1083RLAPI Ray GetScreenToWorldRayEx(Vector2 position, Camera camera, int width, int height); // Get a ray trace from screen position (i.e mouse) in a viewport
1084RLAPI Vector2 GetWorldToScreen(Vector3 position, Camera camera);        // Get the screen space position for a 3d world space position
1085RLAPI Vector2 GetWorldToScreenEx(Vector3 position, Camera camera, int width, int height); // Get size position for a 3d world space position
1086RLAPI Vector2 GetWorldToScreen2D(Vector2 position, Camera2D camera);    // Get the screen space position for a 2d camera world space position
1087RLAPI Vector2 GetScreenToWorld2D(Vector2 position, Camera2D camera);    // Get the world space position for a 2d camera screen space position
1088RLAPI Matrix GetCameraMatrix(Camera camera);                            // Get camera transform matrix (view matrix)
1089RLAPI Matrix GetCameraMatrix2D(Camera2D camera);                        // Get camera 2d transform matrix
1090
1091// Timing-related functions
1092RLAPI void SetTargetFPS(int fps);                       // Set target FPS (maximum)
1093RLAPI float GetFrameTime(void);                         // Get time in seconds for last frame drawn (delta time)
1094RLAPI double GetTime(void);                             // Get elapsed time in seconds since InitWindow()
1095RLAPI int GetFPS(void);                                 // Get current FPS
1096
1097// Custom frame control functions
1098// NOTE: Those functions are intended for advanced users that want full control over the frame processing
1099// By default EndDrawing() does this job: draws everything + SwapScreenBuffer() + manage frame timing + PollInputEvents()
1100// To avoid that behaviour and control frame processes manually, enable in config.h: SUPPORT_CUSTOM_FRAME_CONTROL
1101RLAPI void SwapScreenBuffer(void);                      // Swap back buffer with front buffer (screen drawing)
1102RLAPI void PollInputEvents(void);                       // Register all input events
1103RLAPI void WaitTime(double seconds);                    // Wait for some time (halt program execution)
1104
1105// Random values generation functions
1106RLAPI void SetRandomSeed(unsigned int seed);            // Set the seed for the random number generator
1107RLAPI int GetRandomValue(int min, int max);             // Get a random value between min and max (both included)
1108RLAPI int *LoadRandomSequence(unsigned int count, int min, int max); // Load random values sequence, no values repeated
1109RLAPI void UnloadRandomSequence(int *sequence);         // Unload random values sequence
1110
1111// Misc. functions
1112RLAPI void TakeScreenshot(const char *fileName);                // Takes a screenshot of current screen (filename extension defines format)
1113RLAPI void SetConfigFlags(unsigned int flags);                  // Setup init configuration flags (view FLAGS)
1114RLAPI void OpenURL(const char *url);                            // Open URL with default system browser (if available)
1115
1116// Logging system
1117RLAPI void SetTraceLogLevel(int logLevel);                      // Set the current threshold (minimum) log level
1118RLAPI void TraceLog(int logLevel, const char *text, ...);       // Show trace log messages (LOG_DEBUG, LOG_INFO, LOG_WARNING, LOG_ERROR...)
1119RLAPI void SetTraceLogCallback(TraceLogCallback callback);      // Set custom trace log
1120
1121// Memory management, using internal allocators
1122RLAPI void *MemAlloc(unsigned int size);                        // Internal memory allocator
1123RLAPI void *MemRealloc(void *ptr, unsigned int size);           // Internal memory reallocator
1124RLAPI void MemFree(void *ptr);                                  // Internal memory free
1125
1126// File system management functions
1127RLAPI unsigned char *LoadFileData(const char *fileName, int *dataSize); // Load file data as byte array (read)
1128RLAPI void UnloadFileData(unsigned char *data);                     // Unload file data allocated by LoadFileData()
1129RLAPI bool SaveFileData(const char *fileName, void *data, int dataSize); // Save data to file from byte array (write), returns true on success
1130RLAPI bool ExportDataAsCode(const unsigned char *data, int dataSize, const char *fileName); // Export data to code (.h), returns true on success
1131RLAPI char *LoadFileText(const char *fileName);                     // Load text data from file (read), returns a '\0' terminated string
1132RLAPI void UnloadFileText(char *text);                              // Unload file text data allocated by LoadFileText()
1133RLAPI bool SaveFileText(const char *fileName, const char *text);    // Save text data to file (write), string must be '\0' terminated, returns true on success
1134
1135// File access custom callbacks
1136// WARNING: Callbacks setup is intended for advanced users
1137RLAPI void SetLoadFileDataCallback(LoadFileDataCallback callback);  // Set custom file binary data loader
1138RLAPI void SetSaveFileDataCallback(SaveFileDataCallback callback);  // Set custom file binary data saver
1139RLAPI void SetLoadFileTextCallback(LoadFileTextCallback callback);  // Set custom file text data loader
1140RLAPI void SetSaveFileTextCallback(SaveFileTextCallback callback);  // Set custom file text data saver
1141
1142RLAPI int FileRename(const char *fileName, const char *fileRename); // Rename file (if exists)
1143RLAPI int FileRemove(const char *fileName);                         // Remove file (if exists)
1144RLAPI int FileCopy(const char *srcPath, const char *dstPath);       // Copy file from one path to another, dstPath created if it doesn't exist
1145RLAPI int FileMove(const char *srcPath, const char *dstPath);       // Move file from one directory to another, dstPath created if it doesn't exist
1146RLAPI int FileTextReplace(const char *fileName, const char *search, const char *replacement); // Replace text in an existing file
1147RLAPI int FileTextFindIndex(const char *fileName, const char *search); // Find text in existing file
1148RLAPI bool FileExists(const char *fileName);                        // Check if file exists
1149RLAPI bool DirectoryExists(const char *dirPath);                    // Check if a directory path exists
1150RLAPI bool IsFileExtension(const char *fileName, const char *ext);  // Check file extension (recommended include point: .png, .wav)
1151RLAPI int GetFileLength(const char *fileName);                      // Get file length in bytes (NOTE: GetFileSize() conflicts with windows.h)
1152RLAPI long GetFileModTime(const char *fileName);                    // Get file modification time (last write time)
1153RLAPI const char *GetFileExtension(const char *fileName);           // Get pointer to extension for a filename string (includes dot: '.png')
1154RLAPI const char *GetFileName(const char *filePath);                // Get pointer to filename for a path string
1155RLAPI const char *GetFileNameWithoutExt(const char *filePath);      // Get filename string without extension (uses static string)
1156RLAPI const char *GetDirectoryPath(const char *filePath);           // Get full path for a given fileName with path (uses static string)
1157RLAPI const char *GetPrevDirectoryPath(const char *dirPath);        // Get previous directory path for a given path (uses static string)
1158RLAPI const char *GetWorkingDirectory(void);                        // Get current working directory (uses static string)
1159RLAPI const char *GetApplicationDirectory(void);                    // Get the directory of the running application (uses static string)
1160RLAPI int MakeDirectory(const char *dirPath);                       // Create directories (including full path requested), returns 0 on success
1161RLAPI bool ChangeDirectory(const char *dirPath);                    // Change working directory, return true on success
1162RLAPI bool IsPathFile(const char *path);                            // Check if a given path is a file or a directory
1163RLAPI bool IsFileNameValid(const char *fileName);                   // Check if fileName is valid for the platform/OS
1164RLAPI FilePathList LoadDirectoryFiles(const char *dirPath);         // Load directory filepaths, files and directories, no subdirs scan
1165RLAPI FilePathList LoadDirectoryFilesEx(const char *basePath, const char *filter, bool scanSubdirs); // Load directory filepaths with extension filtering and subdir scan; some filters available: "*.*", "FILES*", "DIRS*"
1166RLAPI void UnloadDirectoryFiles(FilePathList files);                // Unload filepaths
1167RLAPI bool IsFileDropped(void);                                     // Check if a file has been dropped into window
1168RLAPI FilePathList LoadDroppedFiles(void);                          // Load dropped filepaths
1169RLAPI void UnloadDroppedFiles(FilePathList files);                  // Unload dropped filepaths
1170RLAPI unsigned int GetDirectoryFileCount(const char *dirPath);      // Get the file count in a directory
1171RLAPI unsigned int GetDirectoryFileCountEx(const char *basePath, const char *filter, bool scanSubdirs); // Get the file count in a directory with extension filtering and recursive directory scan. Use 'DIR' in the filter string to include directories in the result
1172
1173// Compression/Encoding functionality
1174RLAPI unsigned char *CompressData(const unsigned char *data, int dataSize, int *compDataSize);        // Compress data (DEFLATE algorithm), memory must be MemFree()
1175RLAPI unsigned char *DecompressData(const unsigned char *compData, int compDataSize, int *dataSize);  // Decompress data (DEFLATE algorithm), memory must be MemFree()
1176RLAPI char *EncodeDataBase64(const unsigned char *data, int dataSize, int *outputSize);               // Encode data to Base64 string (includes NULL terminator), memory must be MemFree()
1177RLAPI unsigned char *DecodeDataBase64(const char *text, int *outputSize);                             // Decode Base64 string (expected NULL terminated), memory must be MemFree()
1178RLAPI unsigned int ComputeCRC32(unsigned char *data, int dataSize); // Compute CRC32 hash code
1179RLAPI unsigned int *ComputeMD5(unsigned char *data, int dataSize);  // Compute MD5 hash code, returns static int[4] (16 bytes)
1180RLAPI unsigned int *ComputeSHA1(unsigned char *data, int dataSize); // Compute SHA1 hash code, returns static int[5] (20 bytes)
1181RLAPI unsigned int *ComputeSHA256(unsigned char *data, int dataSize); // Compute SHA256 hash code, returns static int[8] (32 bytes)
1182
1183// Automation events functionality
1184RLAPI AutomationEventList LoadAutomationEventList(const char *fileName); // Load automation events list from file, NULL for empty list, capacity = MAX_AUTOMATION_EVENTS
1185RLAPI void UnloadAutomationEventList(AutomationEventList list);   // Unload automation events list from file
1186RLAPI bool ExportAutomationEventList(AutomationEventList list, const char *fileName); // Export automation events list as text file
1187RLAPI void SetAutomationEventList(AutomationEventList *list);     // Set automation event list to record to
1188RLAPI void SetAutomationEventBaseFrame(int frame);                // Set automation event internal base frame to start recording
1189RLAPI void StartAutomationEventRecording(void);                   // Start recording automation events (AutomationEventList must be set)
1190RLAPI void StopAutomationEventRecording(void);                    // Stop recording automation events
1191RLAPI void PlayAutomationEvent(AutomationEvent event);            // Play a recorded automation event
1192
1193//------------------------------------------------------------------------------------
1194// Input Handling Functions (Module: core)
1195//------------------------------------------------------------------------------------
1196
1197// Input-related functions: keyboard
1198RLAPI bool IsKeyPressed(int key);                             // Check if a key has been pressed once
1199RLAPI bool IsKeyPressedRepeat(int key);                       // Check if a key has been pressed again
1200RLAPI bool IsKeyDown(int key);                                // Check if a key is being pressed
1201RLAPI bool IsKeyReleased(int key);                            // Check if a key has been released once
1202RLAPI bool IsKeyUp(int key);                                  // Check if a key is NOT being pressed
1203RLAPI int GetKeyPressed(void);                                // Get key pressed (keycode), call it multiple times for keys queued, returns 0 when the queue is empty
1204RLAPI int GetCharPressed(void);                               // Get char pressed (unicode), call it multiple times for chars queued, returns 0 when the queue is empty
1205RLAPI const char *GetKeyName(int key);                        // Get name of a QWERTY key on the current keyboard layout (eg returns string 'q' for KEY_A on an AZERTY keyboard)
1206RLAPI void SetExitKey(int key);                               // Set a custom key to exit program (default is ESC)
1207
1208// Input-related functions: gamepads
1209RLAPI bool IsGamepadAvailable(int gamepad);                   // Check if a gamepad is available
1210RLAPI const char *GetGamepadName(int gamepad);                // Get gamepad internal name id
1211RLAPI bool IsGamepadButtonPressed(int gamepad, int button);   // Check if a gamepad button has been pressed once
1212RLAPI bool IsGamepadButtonDown(int gamepad, int button);      // Check if a gamepad button is being pressed
1213RLAPI bool IsGamepadButtonReleased(int gamepad, int button);  // Check if a gamepad button has been released once
1214RLAPI bool IsGamepadButtonUp(int gamepad, int button);        // Check if a gamepad button is NOT being pressed
1215RLAPI int GetGamepadButtonPressed(void);                      // Get the last gamepad button pressed
1216RLAPI int GetGamepadAxisCount(int gamepad);                   // Get axis count for a gamepad
1217RLAPI float GetGamepadAxisMovement(int gamepad, int axis);    // Get movement value for a gamepad axis
1218RLAPI int SetGamepadMappings(const char *mappings);           // Set internal gamepad mappings (SDL_GameControllerDB)
1219RLAPI void SetGamepadVibration(int gamepad, float leftMotor, float rightMotor, float duration); // Set gamepad vibration for both motors (duration in seconds)
1220
1221// Input-related functions: mouse
1222RLAPI bool IsMouseButtonPressed(int button);                  // Check if a mouse button has been pressed once
1223RLAPI bool IsMouseButtonDown(int button);                     // Check if a mouse button is being pressed
1224RLAPI bool IsMouseButtonReleased(int button);                 // Check if a mouse button has been released once
1225RLAPI bool IsMouseButtonUp(int button);                       // Check if a mouse button is NOT being pressed
1226RLAPI int GetMouseX(void);                                    // Get mouse position X
1227RLAPI int GetMouseY(void);                                    // Get mouse position Y
1228RLAPI Vector2 GetMousePosition(void);                         // Get mouse position XY
1229RLAPI Vector2 GetMouseDelta(void);                            // Get mouse delta between frames
1230RLAPI void SetMousePosition(int x, int y);                    // Set mouse position XY
1231RLAPI void SetMouseOffset(int offsetX, int offsetY);          // Set mouse offset
1232RLAPI void SetMouseScale(float scaleX, float scaleY);         // Set mouse scaling
1233RLAPI float GetMouseWheelMove(void);                          // Get mouse wheel movement for X or Y, whichever is larger
1234RLAPI Vector2 GetMouseWheelMoveV(void);                       // Get mouse wheel movement for both X and Y
1235RLAPI void SetMouseCursor(int cursor);                        // Set mouse cursor
1236
1237// Input-related functions: touch
1238RLAPI int GetTouchX(void);                                    // Get touch position X for touch point 0 (relative to screen size)
1239RLAPI int GetTouchY(void);                                    // Get touch position Y for touch point 0 (relative to screen size)
1240RLAPI Vector2 GetTouchPosition(int index);                    // Get touch position XY for a touch point index (relative to screen size)
1241RLAPI int GetTouchPointId(int index);                         // Get touch point identifier for given index
1242RLAPI int GetTouchPointCount(void);                           // Get number of touch points
1243
1244//------------------------------------------------------------------------------------
1245// Gestures and Touch Handling Functions (Module: rgestures)
1246//------------------------------------------------------------------------------------
1247RLAPI void SetGesturesEnabled(unsigned int flags);            // Enable a set of gestures using flags
1248RLAPI bool IsGestureDetected(unsigned int gesture);           // Check if a gesture have been detected
1249RLAPI int GetGestureDetected(void);                           // Get latest detected gesture
1250RLAPI float GetGestureHoldDuration(void);                     // Get gesture hold time in seconds
1251RLAPI Vector2 GetGestureDragVector(void);                     // Get gesture drag vector
1252RLAPI float GetGestureDragAngle(void);                        // Get gesture drag angle
1253RLAPI Vector2 GetGesturePinchVector(void);                    // Get gesture pinch delta
1254RLAPI float GetGesturePinchAngle(void);                       // Get gesture pinch angle
1255
1256//------------------------------------------------------------------------------------
1257// Camera System Functions (Module: rcamera)
1258//------------------------------------------------------------------------------------
1259RLAPI void UpdateCamera(Camera *camera, int mode);            // Update camera position for selected mode
1260RLAPI void UpdateCameraPro(Camera *camera, Vector3 movement, Vector3 rotation, float zoom); // Update camera movement/rotation
1261
1262//------------------------------------------------------------------------------------
1263// Basic Shapes Drawing Functions (Module: shapes)
1264//------------------------------------------------------------------------------------
1265// Set texture and rectangle to be used on shapes drawing
1266// NOTE: It can be useful when using basic shapes and one single font,
1267// defining a font char white rectangle would allow drawing everything in a single draw call
1268RLAPI void SetShapesTexture(Texture2D texture, Rectangle source); // Set texture and rectangle to be used on shapes drawing
1269RLAPI Texture2D GetShapesTexture(void);                 // Get texture that is used for shapes drawing
1270RLAPI Rectangle GetShapesTextureRectangle(void);        // Get texture source rectangle that is used for shapes drawing
1271
1272// Basic shapes drawing functions
1273RLAPI void DrawPixel(int posX, int posY, Color color);                                                   // Draw a pixel using geometry [Can be slow, use with care]
1274RLAPI void DrawPixelV(Vector2 position, Color color);                                                    // Draw a pixel using geometry (Vector version) [Can be slow, use with care]
1275RLAPI void DrawLine(int startPosX, int startPosY, int endPosX, int endPosY, Color color);                // Draw a line
1276RLAPI void DrawLineV(Vector2 startPos, Vector2 endPos, Color color);                                     // Draw a line (using gl lines)
1277RLAPI void DrawLineEx(Vector2 startPos, Vector2 endPos, float thick, Color color);                       // Draw a line (using triangles/quads)
1278RLAPI void DrawLineStrip(const Vector2 *points, int pointCount, Color color);                            // Draw lines sequence (using gl lines)
1279RLAPI void DrawLineBezier(Vector2 startPos, Vector2 endPos, float thick, Color color);                   // Draw line segment cubic-bezier in-out interpolation
1280RLAPI void DrawLineDashed(Vector2 startPos, Vector2 endPos, int dashSize, int spaceSize, Color color);   // Draw a dashed line
1281RLAPI void DrawCircle(int centerX, int centerY, float radius, Color color);                              // Draw a color-filled circle
1282RLAPI void DrawCircleV(Vector2 center, float radius, Color color);                                       // Draw a color-filled circle (Vector version)
1283RLAPI void DrawCircleGradient(Vector2 center, float radius, Color inner, Color outer);                   // Draw a gradient-filled circle
1284RLAPI void DrawCircleSector(Vector2 center, float radius, float startAngle, float endAngle, int segments, Color color); // Draw a piece of a circle
1285RLAPI void DrawCircleSectorLines(Vector2 center, float radius, float startAngle, float endAngle, int segments, Color color); // Draw circle sector outline
1286RLAPI void DrawCircleLines(int centerX, int centerY, float radius, Color color);                         // Draw circle outline
1287RLAPI void DrawCircleLinesV(Vector2 center, float radius, Color color);                                  // Draw circle outline (Vector version)
1288RLAPI void DrawEllipse(int centerX, int centerY, float radiusH, float radiusV, Color color);             // Draw ellipse
1289RLAPI void DrawEllipseV(Vector2 center, float radiusH, float radiusV, Color color);                      // Draw ellipse (Vector version)
1290RLAPI void DrawEllipseLines(int centerX, int centerY, float radiusH, float radiusV, Color color);        // Draw ellipse outline
1291RLAPI void DrawEllipseLinesV(Vector2 center, float radiusH, float radiusV, Color color);                 // Draw ellipse outline (Vector version)
1292RLAPI void DrawRing(Vector2 center, float innerRadius, float outerRadius, float startAngle, float endAngle, int segments, Color color); // Draw ring
1293RLAPI void DrawRingLines(Vector2 center, float innerRadius, float outerRadius, float startAngle, float endAngle, int segments, Color color); // Draw ring outline
1294RLAPI void DrawRectangle(int posX, int posY, int width, int height, Color color);                        // Draw a color-filled rectangle
1295RLAPI void DrawRectangleV(Vector2 position, Vector2 size, Color color);                                  // Draw a color-filled rectangle (Vector version)
1296RLAPI void DrawRectangleRec(Rectangle rec, Color color);                                                 // Draw a color-filled rectangle
1297RLAPI void DrawRectanglePro(Rectangle rec, Vector2 origin, float rotation, Color color);                 // Draw a color-filled rectangle with pro parameters
1298RLAPI void DrawRectangleGradientV(int posX, int posY, int width, int height, Color top, Color bottom);   // Draw a vertical-gradient-filled rectangle
1299RLAPI void DrawRectangleGradientH(int posX, int posY, int width, int height, Color left, Color right);   // Draw a horizontal-gradient-filled rectangle
1300RLAPI void DrawRectangleGradientEx(Rectangle rec, Color topLeft, Color bottomLeft, Color bottomRight, Color topRight); // Draw a gradient-filled rectangle with custom vertex colors
1301RLAPI void DrawRectangleLines(int posX, int posY, int width, int height, Color color);                   // Draw rectangle outline
1302RLAPI void DrawRectangleLinesEx(Rectangle rec, float lineThick, Color color);                            // Draw rectangle outline with extended parameters
1303RLAPI void DrawRectangleRounded(Rectangle rec, float roundness, int segments, Color color);              // Draw rectangle with rounded edges
1304RLAPI void DrawRectangleRoundedLines(Rectangle rec, float roundness, int segments, Color color);         // Draw rectangle lines with rounded edges
1305RLAPI void DrawRectangleRoundedLinesEx(Rectangle rec, float roundness, int segments, float lineThick, Color color); // Draw rectangle with rounded edges outline
1306RLAPI void DrawTriangle(Vector2 v1, Vector2 v2, Vector2 v3, Color color);                                // Draw a color-filled triangle (vertex in counter-clockwise order!)
1307RLAPI void DrawTriangleLines(Vector2 v1, Vector2 v2, Vector2 v3, Color color);                           // Draw triangle outline (vertex in counter-clockwise order!)
1308RLAPI void DrawTriangleFan(const Vector2 *points, int pointCount, Color color);                          // Draw a triangle fan defined by points (first vertex is the center)
1309RLAPI void DrawTriangleStrip(const Vector2 *points, int pointCount, Color color);                        // Draw a triangle strip defined by points
1310RLAPI void DrawPoly(Vector2 center, int sides, float radius, float rotation, Color color);               // Draw a regular polygon (Vector version)
1311RLAPI void DrawPolyLines(Vector2 center, int sides, float radius, float rotation, Color color);          // Draw a polygon outline of n sides
1312RLAPI void DrawPolyLinesEx(Vector2 center, int sides, float radius, float rotation, float lineThick, Color color); // Draw a polygon outline of n sides with extended parameters
1313
1314// Splines drawing functions
1315RLAPI void DrawSplineLinear(const Vector2 *points, int pointCount, float thick, Color color);            // Draw spline: Linear, minimum 2 points
1316RLAPI void DrawSplineBasis(const Vector2 *points, int pointCount, float thick, Color color);             // Draw spline: B-Spline, minimum 4 points
1317RLAPI void DrawSplineCatmullRom(const Vector2 *points, int pointCount, float thick, Color color);        // Draw spline: Catmull-Rom, minimum 4 points
1318RLAPI void DrawSplineBezierQuadratic(const Vector2 *points, int pointCount, float thick, Color color);   // Draw spline: Quadratic Bezier, minimum 3 points (1 control point): [p1, c2, p3, c4...]
1319RLAPI void DrawSplineBezierCubic(const Vector2 *points, int pointCount, float thick, Color color);       // Draw spline: Cubic Bezier, minimum 4 points (2 control points): [p1, c2, c3, p4, c5, c6...]
1320RLAPI void DrawSplineSegmentLinear(Vector2 p1, Vector2 p2, float thick, Color color);                    // Draw spline segment: Linear, 2 points
1321RLAPI void DrawSplineSegmentBasis(Vector2 p1, Vector2 p2, Vector2 p3, Vector2 p4, float thick, Color color); // Draw spline segment: B-Spline, 4 points
1322RLAPI void DrawSplineSegmentCatmullRom(Vector2 p1, Vector2 p2, Vector2 p3, Vector2 p4, float thick, Color color); // Draw spline segment: Catmull-Rom, 4 points
1323RLAPI void DrawSplineSegmentBezierQuadratic(Vector2 p1, Vector2 c2, Vector2 p3, float thick, Color color); // Draw spline segment: Quadratic Bezier, 2 points, 1 control point
1324RLAPI void DrawSplineSegmentBezierCubic(Vector2 p1, Vector2 c2, Vector2 c3, Vector2 p4, float thick, Color color); // Draw spline segment: Cubic Bezier, 2 points, 2 control points
1325
1326// Spline segment point evaluation functions, for a given t [0.0f .. 1.0f]
1327RLAPI Vector2 GetSplinePointLinear(Vector2 startPos, Vector2 endPos, float t);                           // Get (evaluate) spline point: Linear
1328RLAPI Vector2 GetSplinePointBasis(Vector2 p1, Vector2 p2, Vector2 p3, Vector2 p4, float t);              // Get (evaluate) spline point: B-Spline
1329RLAPI Vector2 GetSplinePointCatmullRom(Vector2 p1, Vector2 p2, Vector2 p3, Vector2 p4, float t);         // Get (evaluate) spline point: Catmull-Rom
1330RLAPI Vector2 GetSplinePointBezierQuad(Vector2 p1, Vector2 c2, Vector2 p3, float t);                     // Get (evaluate) spline point: Quadratic Bezier
1331RLAPI Vector2 GetSplinePointBezierCubic(Vector2 p1, Vector2 c2, Vector2 c3, Vector2 p4, float t);        // Get (evaluate) spline point: Cubic Bezier
1332
1333// Basic shapes collision detection functions
1334RLAPI bool CheckCollisionRecs(Rectangle rec1, Rectangle rec2);                                           // Check collision between two rectangles
1335RLAPI bool CheckCollisionCircles(Vector2 center1, float radius1, Vector2 center2, float radius2);        // Check collision between two circles
1336RLAPI bool CheckCollisionCircleRec(Vector2 center, float radius, Rectangle rec);                         // Check collision between circle and rectangle
1337RLAPI bool CheckCollisionCircleLine(Vector2 center, float radius, Vector2 p1, Vector2 p2);               // Check if circle collides with a line created betweeen two points [p1] and [p2]
1338RLAPI bool CheckCollisionPointRec(Vector2 point, Rectangle rec);                                         // Check if point is inside rectangle
1339RLAPI bool CheckCollisionPointCircle(Vector2 point, Vector2 center, float radius);                       // Check if point is inside circle
1340RLAPI bool CheckCollisionPointTriangle(Vector2 point, Vector2 p1, Vector2 p2, Vector2 p3);               // Check if point is inside a triangle
1341RLAPI bool CheckCollisionPointLine(Vector2 point, Vector2 p1, Vector2 p2, int threshold);                // Check if point belongs to line created between two points [p1] and [p2] with defined margin in pixels [threshold]
1342RLAPI bool CheckCollisionPointPoly(Vector2 point, const Vector2 *points, int pointCount);                // Check if point is within a polygon described by array of vertices
1343RLAPI bool CheckCollisionLines(Vector2 startPos1, Vector2 endPos1, Vector2 startPos2, Vector2 endPos2, Vector2 *collisionPoint); // Check the collision between two lines defined by two points each, returns collision point by reference
1344RLAPI Rectangle GetCollisionRec(Rectangle rec1, Rectangle rec2);                                         // Get collision rectangle for two rectangles collision
1345
1346//------------------------------------------------------------------------------------
1347// Texture Loading and Drawing Functions (Module: textures)
1348//------------------------------------------------------------------------------------
1349
1350// Image loading functions
1351// NOTE: These functions do not require GPU access
1352RLAPI Image LoadImage(const char *fileName);                                                             // Load image from file into CPU memory (RAM)
1353RLAPI Image LoadImageRaw(const char *fileName, int width, int height, int format, int headerSize);       // Load image from RAW file data
1354RLAPI Image LoadImageAnim(const char *fileName, int *frames);                                            // Load image sequence from file (frames appended to image.data)
1355RLAPI Image LoadImageAnimFromMemory(const char *fileType, const unsigned char *fileData, int dataSize, int *frames); // Load image sequence from memory buffer
1356RLAPI Image LoadImageFromMemory(const char *fileType, const unsigned char *fileData, int dataSize);      // Load image from memory buffer, fileType refers to extension: i.e. '.png'
1357RLAPI Image LoadImageFromTexture(Texture2D texture);                                                     // Load image from GPU texture data
1358RLAPI Image LoadImageFromScreen(void);                                                                   // Load image from screen buffer and (screenshot)
1359RLAPI bool IsImageValid(Image image);                                                                    // Check if an image is valid (data and parameters)
1360RLAPI void UnloadImage(Image image);                                                                     // Unload image from CPU memory (RAM)
1361RLAPI bool ExportImage(Image image, const char *fileName);                                               // Export image data to file, returns true on success
1362RLAPI unsigned char *ExportImageToMemory(Image image, const char *fileType, int *fileSize);              // Export image to memory buffer, memory must be MemFree()
1363RLAPI bool ExportImageAsCode(Image image, const char *fileName);                                         // Export image as code file defining an array of bytes, returns true on success
1364
1365// Image generation functions
1366RLAPI Image GenImageColor(int width, int height, Color color);                                           // Generate image: plain color
1367RLAPI Image GenImageGradientLinear(int width, int height, int direction, Color start, Color end);        // Generate image: linear gradient, direction in degrees [0..360], 0=Vertical gradient
1368RLAPI Image GenImageGradientRadial(int width, int height, float density, Color inner, Color outer);      // Generate image: radial gradient
1369RLAPI Image GenImageGradientSquare(int width, int height, float density, Color inner, Color outer);      // Generate image: square gradient
1370RLAPI Image GenImageChecked(int width, int height, int checksX, int checksY, Color col1, Color col2);    // Generate image: checked
1371RLAPI Image GenImageWhiteNoise(int width, int height, float factor);                                     // Generate image: white noise
1372RLAPI Image GenImagePerlinNoise(int width, int height, int offsetX, int offsetY, float scale);           // Generate image: perlin noise
1373RLAPI Image GenImageCellular(int width, int height, int tileSize);                                       // Generate image: cellular algorithm, bigger tileSize means bigger cells
1374RLAPI Image GenImageText(int width, int height, const char *text);                                       // Generate image: grayscale image from text data
1375
1376// Image manipulation functions
1377RLAPI Image ImageCopy(Image image);                                                                      // Create an image duplicate (useful for transformations)
1378RLAPI Image ImageFromImage(Image image, Rectangle rec);                                                  // Create an image from another image piece
1379RLAPI Image ImageFromChannel(Image image, int selectedChannel);                                          // Create an image from a selected channel of another image (GRAYSCALE)
1380RLAPI Image ImageText(const char *text, int fontSize, Color color);                                      // Create an image from text (default font)
1381RLAPI Image ImageTextEx(Font font, const char *text, float fontSize, float spacing, Color tint);         // Create an image from text (custom sprite font)
1382RLAPI void ImageFormat(Image *image, int newFormat);                                                     // Convert image data to desired format
1383RLAPI void ImageToPOT(Image *image, Color fill);                                                         // Convert image to POT (power-of-two)
1384RLAPI void ImageCrop(Image *image, Rectangle crop);                                                      // Crop an image to a defined rectangle
1385RLAPI void ImageAlphaCrop(Image *image, float threshold);                                                // Crop image depending on alpha value
1386RLAPI void ImageAlphaClear(Image *image, Color color, float threshold);                                  // Clear alpha channel to desired color
1387RLAPI void ImageAlphaMask(Image *image, Image alphaMask);                                                // Apply alpha mask to image
1388RLAPI void ImageAlphaPremultiply(Image *image);                                                          // Premultiply alpha channel
1389RLAPI void ImageBlurGaussian(Image *image, int blurSize);                                                // Apply Gaussian blur using a box blur approximation
1390RLAPI void ImageKernelConvolution(Image *image, const float *kernel, int kernelSize);                    // Apply custom square convolution kernel to image
1391RLAPI void ImageResize(Image *image, int newWidth, int newHeight);                                       // Resize image (Bicubic scaling algorithm)
1392RLAPI void ImageResizeNN(Image *image, int newWidth, int newHeight);                                     // Resize image (Nearest-Neighbor scaling algorithm)
1393RLAPI void ImageResizeCanvas(Image *image, int newWidth, int newHeight, int offsetX, int offsetY, Color fill); // Resize canvas and fill with color
1394RLAPI void ImageMipmaps(Image *image);                                                                   // Compute all mipmap levels for a provided image
1395RLAPI void ImageDither(Image *image, int rBpp, int gBpp, int bBpp, int aBpp);                            // Dither image data to 16bpp or lower (Floyd-Steinberg dithering)
1396RLAPI void ImageFlipVertical(Image *image);                                                              // Flip image vertically
1397RLAPI void ImageFlipHorizontal(Image *image);                                                            // Flip image horizontally
1398RLAPI void ImageRotate(Image *image, int degrees);                                                       // Rotate image by input angle in degrees (-359 to 359)
1399RLAPI void ImageRotateCW(Image *image);                                                                  // Rotate image clockwise 90deg
1400RLAPI void ImageRotateCCW(Image *image);                                                                 // Rotate image counter-clockwise 90deg
1401RLAPI void ImageColorTint(Image *image, Color color);                                                    // Modify image color: tint
1402RLAPI void ImageColorInvert(Image *image);                                                               // Modify image color: invert
1403RLAPI void ImageColorGrayscale(Image *image);                                                            // Modify image color: grayscale
1404RLAPI void ImageColorContrast(Image *image, float contrast);                                             // Modify image color: contrast (-100 to 100)
1405RLAPI void ImageColorBrightness(Image *image, int brightness);                                           // Modify image color: brightness (-255 to 255)
1406RLAPI void ImageColorReplace(Image *image, Color color, Color replace);                                  // Modify image color: replace color
1407RLAPI Color *LoadImageColors(Image image);                                                               // Load color data from image as a Color array (RGBA - 32bit)
1408RLAPI Color *LoadImagePalette(Image image, int maxPaletteSize, int *colorCount);                         // Load colors palette from image as a Color array (RGBA - 32bit)
1409RLAPI void UnloadImageColors(Color *colors);                                                             // Unload color data loaded with LoadImageColors()
1410RLAPI void UnloadImagePalette(Color *colors);                                                            // Unload colors palette loaded with LoadImagePalette()
1411RLAPI Rectangle GetImageAlphaBorder(Image image, float threshold);                                       // Get image alpha border rectangle
1412RLAPI Color GetImageColor(Image image, int x, int y);                                                    // Get image pixel color at (x, y) position
1413
1414// Image drawing functions
1415// NOTE: Image software-rendering functions (CPU)
1416RLAPI void ImageClearBackground(Image *dst, Color color);                                                // Clear image background with given color
1417RLAPI void ImageDrawPixel(Image *dst, int posX, int posY, Color color);                                  // Draw pixel within an image
1418RLAPI void ImageDrawPixelV(Image *dst, Vector2 position, Color color);                                   // Draw pixel within an image (Vector version)
1419RLAPI void ImageDrawLine(Image *dst, int startPosX, int startPosY, int endPosX, int endPosY, Color color); // Draw line within an image
1420RLAPI void ImageDrawLineV(Image *dst, Vector2 start, Vector2 end, Color color);                          // Draw line within an image (Vector version)
1421RLAPI void ImageDrawLineEx(Image *dst, Vector2 start, Vector2 end, int thick, Color color);              // Draw a line defining thickness within an image
1422RLAPI void ImageDrawCircle(Image *dst, int centerX, int centerY, int radius, Color color);               // Draw a filled circle within an image
1423RLAPI void ImageDrawCircleV(Image *dst, Vector2 center, int radius, Color color);                        // Draw a filled circle within an image (Vector version)
1424RLAPI void ImageDrawCircleLines(Image *dst, int centerX, int centerY, int radius, Color color);          // Draw circle outline within an image
1425RLAPI void ImageDrawCircleLinesV(Image *dst, Vector2 center, int radius, Color color);                   // Draw circle outline within an image (Vector version)
1426RLAPI void ImageDrawRectangle(Image *dst, int posX, int posY, int width, int height, Color color);       // Draw rectangle within an image
1427RLAPI void ImageDrawRectangleV(Image *dst, Vector2 position, Vector2 size, Color color);                 // Draw rectangle within an image (Vector version)
1428RLAPI void ImageDrawRectangleRec(Image *dst, Rectangle rec, Color color);                                // Draw rectangle within an image
1429RLAPI void ImageDrawRectangleLines(Image *dst, Rectangle rec, int thick, Color color);                   // Draw rectangle lines within an image
1430RLAPI void ImageDrawTriangle(Image *dst, Vector2 v1, Vector2 v2, Vector2 v3, Color color);               // Draw triangle within an image
1431RLAPI void ImageDrawTriangleEx(Image *dst, Vector2 v1, Vector2 v2, Vector2 v3, Color c1, Color c2, Color c3); // Draw triangle with interpolated colors within an image
1432RLAPI void ImageDrawTriangleLines(Image *dst, Vector2 v1, Vector2 v2, Vector2 v3, Color color);          // Draw triangle outline within an image
1433RLAPI void ImageDrawTriangleFan(Image *dst, const Vector2 *points, int pointCount, Color color);         // Draw a triangle fan defined by points within an image (first vertex is the center)
1434RLAPI void ImageDrawTriangleStrip(Image *dst, const Vector2 *points, int pointCount, Color color);       // Draw a triangle strip defined by points within an image
1435RLAPI void ImageDraw(Image *dst, Image src, Rectangle srcRec, Rectangle dstRec, Color tint);             // Draw a source image within a destination image (tint applied to source)
1436RLAPI void ImageDrawText(Image *dst, const char *text, int posX, int posY, int fontSize, Color color);   // Draw text (using default font) within an image (destination)
1437RLAPI void ImageDrawTextEx(Image *dst, Font font, const char *text, Vector2 position, float fontSize, float spacing, Color tint); // Draw text (custom sprite font) within an image (destination)
1438
1439// Texture loading functions
1440// NOTE: These functions require GPU access
1441RLAPI Texture2D LoadTexture(const char *fileName);                                                       // Load texture from file into GPU memory (VRAM)
1442RLAPI Texture2D LoadTextureFromImage(Image image);                                                       // Load texture from image data
1443RLAPI TextureCubemap LoadTextureCubemap(Image image, int layout);                                        // Load cubemap from image, multiple image cubemap layouts supported
1444RLAPI RenderTexture2D LoadRenderTexture(int width, int height);                                          // Load texture for rendering (framebuffer)
1445RLAPI bool IsTextureValid(Texture2D texture);                                                            // Check if a texture is valid (loaded in GPU)
1446RLAPI void UnloadTexture(Texture2D texture);                                                             // Unload texture from GPU memory (VRAM)
1447RLAPI bool IsRenderTextureValid(RenderTexture2D target);                                                 // Check if a render texture is valid (loaded in GPU)
1448RLAPI void UnloadRenderTexture(RenderTexture2D target);                                                  // Unload render texture from GPU memory (VRAM)
1449RLAPI void UpdateTexture(Texture2D texture, const void *pixels);                                         // Update GPU texture with new data (pixels should be able to fill texture)
1450RLAPI void UpdateTextureRec(Texture2D texture, Rectangle rec, const void *pixels);                       // Update GPU texture rectangle with new data (pixels and rec should fit in texture)
1451
1452// Texture configuration functions
1453RLAPI void GenTextureMipmaps(Texture2D *texture);                                                        // Generate GPU mipmaps for a texture
1454RLAPI void SetTextureFilter(Texture2D texture, int filter);                                              // Set texture scaling filter mode
1455RLAPI void SetTextureWrap(Texture2D texture, int wrap);                                                  // Set texture wrapping mode
1456
1457// Texture drawing functions
1458RLAPI void DrawTexture(Texture2D texture, int posX, int posY, Color tint);                               // Draw a Texture2D
1459RLAPI void DrawTextureV(Texture2D texture, Vector2 position, Color tint);                                // Draw a Texture2D with position defined as Vector2
1460RLAPI void DrawTextureEx(Texture2D texture, Vector2 position, float rotation, float scale, Color tint);  // Draw a Texture2D with extended parameters
1461RLAPI void DrawTextureRec(Texture2D texture, Rectangle source, Vector2 position, Color tint);            // Draw a part of a texture defined by a rectangle
1462RLAPI void DrawTexturePro(Texture2D texture, Rectangle source, Rectangle dest, Vector2 origin, float rotation, Color tint); // Draw a part of a texture defined by a rectangle with 'pro' parameters
1463RLAPI void DrawTextureNPatch(Texture2D texture, NPatchInfo nPatchInfo, Rectangle dest, Vector2 origin, float rotation, Color tint); // Draws a texture (or part of it) that stretches or shrinks nicely
1464
1465// Color/pixel related functions
1466RLAPI bool ColorIsEqual(Color col1, Color col2);                            // Check if two colors are equal
1467RLAPI Color Fade(Color color, float alpha);                                 // Get color with alpha applied, alpha goes from 0.0f to 1.0f
1468RLAPI int ColorToInt(Color color);                                          // Get hexadecimal value for a Color (0xRRGGBBAA)
1469RLAPI Vector4 ColorNormalize(Color color);                                  // Get Color normalized as float [0..1]
1470RLAPI Color ColorFromNormalized(Vector4 normalized);                        // Get Color from normalized values [0..1]
1471RLAPI Vector3 ColorToHSV(Color color);                                      // Get HSV values for a Color, hue [0..360], saturation/value [0..1]
1472RLAPI Color ColorFromHSV(float hue, float saturation, float value);         // Get a Color from HSV values, hue [0..360], saturation/value [0..1]
1473RLAPI Color ColorTint(Color color, Color tint);                             // Get color multiplied with another color
1474RLAPI Color ColorBrightness(Color color, float factor);                     // Get color with brightness correction, brightness factor goes from -1.0f to 1.0f
1475RLAPI Color ColorContrast(Color color, float contrast);                     // Get color with contrast correction, contrast values between -1.0f and 1.0f
1476RLAPI Color ColorAlpha(Color color, float alpha);                           // Get color with alpha applied, alpha goes from 0.0f to 1.0f
1477RLAPI Color ColorAlphaBlend(Color dst, Color src, Color tint);              // Get src alpha-blended into dst color with tint
1478RLAPI Color ColorLerp(Color color1, Color color2, float factor);            // Get color lerp interpolation between two colors, factor [0.0f..1.0f]
1479RLAPI Color GetColor(unsigned int hexValue);                                // Get Color structure from hexadecimal value
1480RLAPI Color GetPixelColor(void *srcPtr, int format);                        // Get Color from a source pixel pointer of certain format
1481RLAPI void SetPixelColor(void *dstPtr, Color color, int format);            // Set color formatted into destination pixel pointer
1482RLAPI int GetPixelDataSize(int width, int height, int format);              // Get pixel data size in bytes for certain format
1483
1484//------------------------------------------------------------------------------------
1485// Font Loading and Text Drawing Functions (Module: text)
1486//------------------------------------------------------------------------------------
1487
1488// Font loading/unloading functions
1489RLAPI Font GetFontDefault(void);                                                            // Get the default Font
1490RLAPI Font LoadFont(const char *fileName);                                                  // Load font from file into GPU memory (VRAM)
1491RLAPI Font LoadFontEx(const char *fileName, int fontSize, const int *codepoints, int codepointCount); // Load font from file with extended parameters, use NULL for codepoints and 0 for codepointCount to load the default character set, font size is provided in pixels height
1492RLAPI Font LoadFontFromImage(Image image, Color key, int firstChar);                        // Load font from Image (XNA style)
1493RLAPI Font LoadFontFromMemory(const char *fileType, const unsigned char *fileData, int dataSize, int fontSize, const int *codepoints, int codepointCount); // Load font from memory buffer, fileType refers to extension: i.e. '.ttf'
1494RLAPI bool IsFontValid(Font font);                                                          // Check if a font is valid (font data loaded, WARNING: GPU texture not checked)
1495RLAPI GlyphInfo *LoadFontData(const unsigned char *fileData, int dataSize, int fontSize, const int *codepoints, int codepointCount, int type, int *glyphCount); // Load font data for further use
1496RLAPI Image GenImageFontAtlas(const GlyphInfo *glyphs, Rectangle **glyphRecs, int glyphCount, int fontSize, int padding, int packMethod); // Generate image font atlas using chars info
1497RLAPI void UnloadFontData(GlyphInfo *glyphs, int glyphCount);                               // Unload font chars info data (RAM)
1498RLAPI void UnloadFont(Font font);                                                           // Unload font from GPU memory (VRAM)
1499RLAPI bool ExportFontAsCode(Font font, const char *fileName);                               // Export font as code file, returns true on success
1500
1501// Text drawing functions
1502RLAPI void DrawFPS(int posX, int posY);                                                     // Draw current FPS
1503RLAPI void DrawText(const char *text, int posX, int posY, int fontSize, Color color);       // Draw text (using default font)
1504RLAPI void DrawTextEx(Font font, const char *text, Vector2 position, float fontSize, float spacing, Color tint); // Draw text using font and additional parameters
1505RLAPI void DrawTextPro(Font font, const char *text, Vector2 position, Vector2 origin, float rotation, float fontSize, float spacing, Color tint); // Draw text using Font and pro parameters (rotation)
1506RLAPI void DrawTextCodepoint(Font font, int codepoint, Vector2 position, float fontSize, Color tint); // Draw one character (codepoint)
1507RLAPI void DrawTextCodepoints(Font font, const int *codepoints, int codepointCount, Vector2 position, float fontSize, float spacing, Color tint); // Draw multiple character (codepoint)
1508
1509// Text font info functions
1510RLAPI void SetTextLineSpacing(int spacing);                                                 // Set vertical line spacing when drawing with line-breaks
1511RLAPI int MeasureText(const char *text, int fontSize);                                      // Measure string width for default font
1512RLAPI Vector2 MeasureTextEx(Font font, const char *text, float fontSize, float spacing);    // Measure string size for Font
1513RLAPI Vector2 MeasureTextCodepoints(Font font, const int *codepoints, int length, float fontSize, float spacing); // Measure string size for an existing array of codepoints for Font
1514RLAPI int GetGlyphIndex(Font font, int codepoint);                                          // Get glyph index position in font for a codepoint (unicode character), fallback to '?' if not found
1515RLAPI GlyphInfo GetGlyphInfo(Font font, int codepoint);                                     // Get glyph font info data for a codepoint (unicode character), fallback to '?' if not found
1516RLAPI Rectangle GetGlyphAtlasRec(Font font, int codepoint);                                 // Get glyph rectangle in font atlas for a codepoint (unicode character), fallback to '?' if not found
1517
1518// Text codepoints management functions (unicode characters)
1519RLAPI char *LoadUTF8(const int *codepoints, int length);                                    // Load UTF-8 text encoded from codepoints array
1520RLAPI void UnloadUTF8(char *text);                                                          // Unload UTF-8 text encoded from codepoints array
1521RLAPI int *LoadCodepoints(const char *text, int *count);                                    // Load all codepoints from a UTF-8 text string, codepoints count returned by parameter
1522RLAPI void UnloadCodepoints(int *codepoints);                                               // Unload codepoints data from memory
1523RLAPI int GetCodepointCount(const char *text);                                              // Get total number of codepoints in a UTF-8 encoded string
1524RLAPI int GetCodepoint(const char *text, int *codepointSize);                               // Get next codepoint in a UTF-8 encoded string, 0x3f('?') is returned on failure
1525RLAPI int GetCodepointNext(const char *text, int *codepointSize);                           // Get next codepoint in a UTF-8 encoded string, 0x3f('?') is returned on failure
1526RLAPI int GetCodepointPrevious(const char *text, int *codepointSize);                       // Get previous codepoint in a UTF-8 encoded string, 0x3f('?') is returned on failure
1527RLAPI const char *CodepointToUTF8(int codepoint, int *utf8Size);                            // Encode one codepoint into UTF-8 byte array (array length returned as parameter)
1528
1529// Text strings management functions (no UTF-8 strings, only byte chars)
1530// WARNING 1: Most of these functions use internal static buffers[], it's recommended to store returned data on user-side for re-use
1531// WARNING 2: Some functions allocate memory internally for the returned strings, those strings must be freed by user using MemFree()
1532RLAPI char **LoadTextLines(const char *text, int *count);                                   // Load text as separate lines ('\n')
1533RLAPI void UnloadTextLines(char **text, int lineCount);                                     // Unload text lines
1534RLAPI int TextCopy(char *dst, const char *src);                                             // Copy one string to another, returns bytes copied
1535RLAPI bool TextIsEqual(const char *text1, const char *text2);                               // Check if two text string are equal
1536RLAPI unsigned int TextLength(const char *text);                                            // Get text length, checks for '\0' ending
1537RLAPI const char *TextFormat(const char *text, ...);                                        // Text formatting with variables (sprintf() style)
1538RLAPI const char *TextSubtext(const char *text, int position, int length);                  // Get a piece of a text string
1539RLAPI const char *TextRemoveSpaces(const char *text);                                       // Remove text spaces, concat words
1540RLAPI char *GetTextBetween(const char *text, const char *begin, const char *end);           // Get text between two strings
1541RLAPI char *TextReplace(const char *text, const char *search, const char *replacement);     // Replace text string with new string
1542RLAPI char *TextReplaceAlloc(const char *text, const char *search, const char *replacement); // Replace text string with new string, memory must be MemFree()
1543RLAPI char *TextReplaceBetween(const char *text, const char *begin, const char *end, const char *replacement); // Replace text between two specific strings
1544RLAPI char *TextReplaceBetweenAlloc(const char *text, const char *begin, const char *end, const char *replacement); // Replace text between two specific strings, memory must be MemFree()
1545RLAPI char *TextInsert(const char *text, const char *insert, int position);                 // Insert text in a defined byte position
1546RLAPI char *TextInsertAlloc(const char *text, const char *insert, int position);            // Insert text in a defined byte position, memory must be MemFree()
1547RLAPI char *TextJoin(char **textList, int count, const char *delimiter);                    // Join text strings with delimiter
1548RLAPI char **TextSplit(const char *text, char delimiter, int *count);                       // Split text into multiple strings, using MAX_TEXTSPLIT_COUNT static strings
1549RLAPI void TextAppend(char *text, const char *append, int *position);                       // Append text at specific position and move cursor
1550RLAPI int TextFindIndex(const char *text, const char *search);                              // Find first text occurrence within a string, -1 if not found
1551RLAPI char *TextToUpper(const char *text);                                                  // Get upper case version of provided string
1552RLAPI char *TextToLower(const char *text);                                                  // Get lower case version of provided string
1553RLAPI char *TextToPascal(const char *text);                                                 // Get Pascal case notation version of provided string
1554RLAPI char *TextToSnake(const char *text);                                                  // Get Snake case notation version of provided string
1555RLAPI char *TextToCamel(const char *text);                                                  // Get Camel case notation version of provided string
1556RLAPI int TextToInteger(const char *text);                                                  // Get integer value from text
1557RLAPI float TextToFloat(const char *text);                                                  // Get float value from text
1558
1559//------------------------------------------------------------------------------------
1560// Basic 3d Shapes Drawing Functions (Module: models)
1561//------------------------------------------------------------------------------------
1562
1563// Basic geometric 3D shapes drawing functions
1564RLAPI void DrawLine3D(Vector3 startPos, Vector3 endPos, Color color);                                    // Draw a line in 3D world space
1565RLAPI void DrawPoint3D(Vector3 position, Color color);                                                   // Draw a point in 3D space, actually a small line
1566RLAPI void DrawCircle3D(Vector3 center, float radius, Vector3 rotationAxis, float rotationAngle, Color color); // Draw a circle in 3D world space
1567RLAPI void DrawTriangle3D(Vector3 v1, Vector3 v2, Vector3 v3, Color color);                              // Draw a color-filled triangle (vertex in counter-clockwise order!)
1568RLAPI void DrawTriangleStrip3D(const Vector3 *points, int pointCount, Color color);                      // Draw a triangle strip defined by points
1569RLAPI void DrawCube(Vector3 position, float width, float height, float length, Color color);             // Draw cube
1570RLAPI void DrawCubeV(Vector3 position, Vector3 size, Color color);                                       // Draw cube (Vector version)
1571RLAPI void DrawCubeWires(Vector3 position, float width, float height, float length, Color color);        // Draw cube wires
1572RLAPI void DrawCubeWiresV(Vector3 position, Vector3 size, Color color);                                  // Draw cube wires (Vector version)
1573RLAPI void DrawSphere(Vector3 centerPos, float radius, Color color);                                     // Draw sphere
1574RLAPI void DrawSphereEx(Vector3 centerPos, float radius, int rings, int slices, Color color);            // Draw sphere with extended parameters
1575RLAPI void DrawSphereWires(Vector3 centerPos, float radius, int rings, int slices, Color color);         // Draw sphere wires
1576RLAPI void DrawCylinder(Vector3 position, float radiusTop, float radiusBottom, float height, int slices, Color color); // Draw a cylinder/cone
1577RLAPI void DrawCylinderEx(Vector3 startPos, Vector3 endPos, float startRadius, float endRadius, int sides, Color color); // Draw a cylinder with base at startPos and top at endPos
1578RLAPI void DrawCylinderWires(Vector3 position, float radiusTop, float radiusBottom, float height, int slices, Color color); // Draw a cylinder/cone wires
1579RLAPI void DrawCylinderWiresEx(Vector3 startPos, Vector3 endPos, float startRadius, float endRadius, int sides, Color color); // Draw a cylinder wires with base at startPos and top at endPos
1580RLAPI void DrawCapsule(Vector3 startPos, Vector3 endPos, float radius, int slices, int rings, Color color); // Draw a capsule with the center of its sphere caps at startPos and endPos
1581RLAPI void DrawCapsuleWires(Vector3 startPos, Vector3 endPos, float radius, int slices, int rings, Color color); // Draw capsule wireframe with the center of its sphere caps at startPos and endPos
1582RLAPI void DrawPlane(Vector3 centerPos, Vector2 size, Color color);                                      // Draw a plane XZ
1583RLAPI void DrawRay(Ray ray, Color color);                                                                // Draw a ray line
1584RLAPI void DrawGrid(int slices, float spacing);                                                          // Draw a grid (centered at (0, 0, 0))
1585
1586//------------------------------------------------------------------------------------
1587// Model 3d Loading and Drawing Functions (Module: models)
1588//------------------------------------------------------------------------------------
1589
1590// Model management functions
1591RLAPI Model LoadModel(const char *fileName);                                                // Load model from files (meshes and materials)
1592RLAPI Model LoadModelFromMesh(Mesh mesh);                                                   // Load model from generated mesh (default material)
1593RLAPI bool IsModelValid(Model model);                                                       // Check if a model is valid (loaded in GPU, VAO/VBOs)
1594RLAPI void UnloadModel(Model model);                                                        // Unload model (including meshes) from memory (RAM and/or VRAM)
1595RLAPI BoundingBox GetModelBoundingBox(Model model);                                         // Compute model bounding box limits (considers all meshes)
1596
1597// Model drawing functions
1598RLAPI void DrawModel(Model model, Vector3 position, float scale, Color tint);               // Draw a model (with texture if set)
1599RLAPI void DrawModelEx(Model model, Vector3 position, Vector3 rotationAxis, float rotationAngle, Vector3 scale, Color tint); // Draw a model with extended parameters
1600RLAPI void DrawModelWires(Model model, Vector3 position, float scale, Color tint);          // Draw a model wires (with texture if set)
1601RLAPI void DrawModelWiresEx(Model model, Vector3 position, Vector3 rotationAxis, float rotationAngle, Vector3 scale, Color tint); // Draw a model wires (with texture if set) with extended parameters
1602RLAPI void DrawBoundingBox(BoundingBox box, Color color);                                   // Draw bounding box (wires)
1603RLAPI void DrawBillboard(Camera camera, Texture2D texture, Vector3 position, float scale, Color tint); // Draw a billboard texture
1604RLAPI void DrawBillboardRec(Camera camera, Texture2D texture, Rectangle source, Vector3 position, Vector2 size, Color tint); // Draw a billboard texture defined by source
1605RLAPI void DrawBillboardPro(Camera camera, Texture2D texture, Rectangle source, Vector3 position, Vector3 up, Vector2 size, Vector2 origin, float rotation, Color tint); // Draw a billboard texture defined by source and rotation
1606
1607// Mesh management functions
1608RLAPI void UploadMesh(Mesh *mesh, bool dynamic);                                            // Upload mesh vertex data in GPU and provide VAO/VBO ids
1609RLAPI void UpdateMeshBuffer(Mesh mesh, int index, const void *data, int dataSize, int offset); // Update mesh vertex data in GPU for a specific buffer index
1610RLAPI void UnloadMesh(Mesh mesh);                                                           // Unload mesh data from CPU and GPU
1611RLAPI void DrawMesh(Mesh mesh, Material material, Matrix transform);                        // Draw a 3d mesh with material and transform
1612RLAPI void DrawMeshInstanced(Mesh mesh, Material material, const Matrix *transforms, int instances); // Draw multiple mesh instances with material and different transforms
1613RLAPI BoundingBox GetMeshBoundingBox(Mesh mesh);                                            // Compute mesh bounding box limits
1614RLAPI void GenMeshTangents(Mesh *mesh);                                                     // Compute mesh tangents
1615RLAPI bool ExportMesh(Mesh mesh, const char *fileName);                                     // Export mesh data to file, returns true on success
1616RLAPI bool ExportMeshAsCode(Mesh mesh, const char *fileName);                               // Export mesh as code file (.h) defining multiple arrays of vertex attributes
1617
1618// Mesh generation functions
1619RLAPI Mesh GenMeshPoly(int sides, float radius);                                            // Generate polygonal mesh
1620RLAPI Mesh GenMeshPlane(float width, float length, int resX, int resZ);                     // Generate plane mesh (with subdivisions)
1621RLAPI Mesh GenMeshCube(float width, float height, float length);                            // Generate cuboid mesh
1622RLAPI Mesh GenMeshSphere(float radius, int rings, int slices);                              // Generate sphere mesh (standard sphere)
1623RLAPI Mesh GenMeshHemiSphere(float radius, int rings, int slices);                          // Generate half-sphere mesh (no bottom cap)
1624RLAPI Mesh GenMeshCylinder(float radius, float height, int slices);                         // Generate cylinder mesh
1625RLAPI Mesh GenMeshCone(float radius, float height, int slices);                             // Generate cone/pyramid mesh
1626RLAPI Mesh GenMeshTorus(float radius, float size, int radSeg, int sides);                   // Generate torus mesh
1627RLAPI Mesh GenMeshKnot(float radius, float size, int radSeg, int sides);                    // Generate trefoil knot mesh
1628RLAPI Mesh GenMeshHeightmap(Image heightmap, Vector3 size);                                 // Generate heightmap mesh from image data
1629RLAPI Mesh GenMeshCubicmap(Image cubicmap, Vector3 cubeSize);                               // Generate cubes-based map mesh from image data
1630
1631// Material loading/unloading functions
1632RLAPI Material *LoadMaterials(const char *fileName, int *materialCount);                    // Load materials from model file
1633RLAPI Material LoadMaterialDefault(void);                                                   // Load default material (Supports: DIFFUSE, SPECULAR, NORMAL maps)
1634RLAPI bool IsMaterialValid(Material material);                                              // Check if a material is valid (shader assigned, map textures loaded in GPU)
1635RLAPI void UnloadMaterial(Material material);                                               // Unload material from GPU memory (VRAM)
1636RLAPI void SetMaterialTexture(Material *material, int mapType, Texture2D texture);          // Set texture for a material map type (MATERIAL_MAP_DIFFUSE, MATERIAL_MAP_SPECULAR...)
1637RLAPI void SetModelMeshMaterial(Model *model, int meshId, int materialId);                  // Set material for a mesh
1638
1639// Model animations loading/unloading functions
1640RLAPI ModelAnimation *LoadModelAnimations(const char *fileName, int *animCount);            // Load model animations from file
1641RLAPI void UpdateModelAnimation(Model model, ModelAnimation anim, float frame);             // Update model animation pose (vertex buffers and bone matrices)
1642RLAPI void UpdateModelAnimationEx(Model model, ModelAnimation animA, float frameA, ModelAnimation animB, float frameB, float blend); // Update model animation pose, blending two animations
1643RLAPI void UnloadModelAnimations(ModelAnimation *animations, int animCount);                // Unload animation array data
1644RLAPI bool IsModelAnimationValid(Model model, ModelAnimation anim);                         // Check model animation skeleton match
1645
1646// Collision detection functions
1647RLAPI bool CheckCollisionSpheres(Vector3 center1, float radius1, Vector3 center2, float radius2); // Check collision between two spheres
1648RLAPI bool CheckCollisionBoxes(BoundingBox box1, BoundingBox box2);                         // Check collision between two bounding boxes
1649RLAPI bool CheckCollisionBoxSphere(BoundingBox box, Vector3 center, float radius);          // Check collision between box and sphere
1650RLAPI RayCollision GetRayCollisionSphere(Ray ray, Vector3 center, float radius);            // Get collision info between ray and sphere
1651RLAPI RayCollision GetRayCollisionBox(Ray ray, BoundingBox box);                            // Get collision info between ray and box
1652RLAPI RayCollision GetRayCollisionMesh(Ray ray, Mesh mesh, Matrix transform);               // Get collision info between ray and mesh
1653RLAPI RayCollision GetRayCollisionTriangle(Ray ray, Vector3 p1, Vector3 p2, Vector3 p3);    // Get collision info between ray and triangle
1654RLAPI RayCollision GetRayCollisionQuad(Ray ray, Vector3 p1, Vector3 p2, Vector3 p3, Vector3 p4); // Get collision info between ray and quad
1655
1656//------------------------------------------------------------------------------------
1657// Audio Loading and Playing Functions (Module: audio)
1658//------------------------------------------------------------------------------------
1659typedef void (*AudioCallback)(void *bufferData, unsigned int frames);
1660
1661// Audio device management functions
1662RLAPI void InitAudioDevice(void);                                     // Initialize audio device and context
1663RLAPI void CloseAudioDevice(void);                                    // Close the audio device and context
1664RLAPI bool IsAudioDeviceReady(void);                                  // Check if audio device has been initialized successfully
1665RLAPI void SetMasterVolume(float volume);                             // Set master volume (listener)
1666RLAPI float GetMasterVolume(void);                                    // Get master volume (listener)
1667
1668// Wave/Sound loading/unloading functions
1669RLAPI Wave LoadWave(const char *fileName);                            // Load wave data from file
1670RLAPI Wave LoadWaveFromMemory(const char *fileType, const unsigned char *fileData, int dataSize); // Load wave from memory buffer, fileType refers to extension: i.e. '.wav'
1671RLAPI bool IsWaveValid(Wave wave);                                    // Checks if wave data is valid (data loaded and parameters)
1672RLAPI Sound LoadSound(const char *fileName);                          // Load sound from file
1673RLAPI Sound LoadSoundFromWave(Wave wave);                             // Load sound from wave data
1674RLAPI Sound LoadSoundAlias(Sound source);                             // Create a new sound that shares the same sample data as the source sound, does not own the sound data
1675RLAPI bool IsSoundValid(Sound sound);                                 // Checks if a sound is valid (data loaded and buffers initialized)
1676RLAPI void UpdateSound(Sound sound, const void *data, int sampleCount); // Update sound buffer with new data (default data format: 32 bit float, stereo)
1677RLAPI void UnloadWave(Wave wave);                                     // Unload wave data
1678RLAPI void UnloadSound(Sound sound);                                  // Unload sound
1679RLAPI void UnloadSoundAlias(Sound alias);                             // Unload a sound alias (does not deallocate sample data)
1680RLAPI bool ExportWave(Wave wave, const char *fileName);               // Export wave data to file, returns true on success
1681RLAPI bool ExportWaveAsCode(Wave wave, const char *fileName);         // Export wave sample data to code (.h), returns true on success
1682
1683// Wave/Sound management functions
1684RLAPI void PlaySound(Sound sound);                                    // Play a sound
1685RLAPI void StopSound(Sound sound);                                    // Stop playing a sound
1686RLAPI void PauseSound(Sound sound);                                   // Pause a sound
1687RLAPI void ResumeSound(Sound sound);                                  // Resume a paused sound
1688RLAPI bool IsSoundPlaying(Sound sound);                               // Check if a sound is currently playing
1689RLAPI void SetSoundVolume(Sound sound, float volume);                 // Set volume for a sound (1.0 is max level)
1690RLAPI void SetSoundPitch(Sound sound, float pitch);                   // Set pitch for a sound (1.0 is base level)
1691RLAPI void SetSoundPan(Sound sound, float pan);                       // Set pan for a sound (-1.0 left, 0.0 center, 1.0 right)
1692RLAPI Wave WaveCopy(Wave wave);                                       // Copy a wave to a new wave
1693RLAPI void WaveCrop(Wave *wave, int initFrame, int finalFrame);       // Crop a wave to defined frames range
1694RLAPI void WaveFormat(Wave *wave, int sampleRate, int sampleSize, int channels); // Convert wave data to desired format
1695RLAPI float *LoadWaveSamples(Wave wave);                              // Load samples data from wave as a 32bit float data array
1696RLAPI void UnloadWaveSamples(float *samples);                         // Unload samples data loaded with LoadWaveSamples()
1697
1698// Music management functions
1699RLAPI Music LoadMusicStream(const char *fileName);                    // Load music stream from file
1700RLAPI Music LoadMusicStreamFromMemory(const char *fileType, const unsigned char *data, int dataSize); // Load music stream from data
1701RLAPI bool IsMusicValid(Music music);                                 // Checks if a music stream is valid (context and buffers initialized)
1702RLAPI void UnloadMusicStream(Music music);                            // Unload music stream
1703RLAPI void PlayMusicStream(Music music);                              // Start music playing
1704RLAPI bool IsMusicStreamPlaying(Music music);                         // Check if music is playing
1705RLAPI void UpdateMusicStream(Music music);                            // Updates buffers for music streaming
1706RLAPI void StopMusicStream(Music music);                              // Stop music playing
1707RLAPI void PauseMusicStream(Music music);                             // Pause music playing
1708RLAPI void ResumeMusicStream(Music music);                            // Resume playing paused music
1709RLAPI void SeekMusicStream(Music music, float position);              // Seek music to a position (in seconds)
1710RLAPI void SetMusicVolume(Music music, float volume);                 // Set volume for music (1.0 is max level)
1711RLAPI void SetMusicPitch(Music music, float pitch);                   // Set pitch for a music (1.0 is base level)
1712RLAPI void SetMusicPan(Music music, float pan);                       // Set pan for a music (-1.0 left, 0.0 center, 1.0 right)
1713RLAPI float GetMusicTimeLength(Music music);                          // Get music time length (in seconds)
1714RLAPI float GetMusicTimePlayed(Music music);                          // Get current music time played (in seconds)
1715
1716// AudioStream management functions
1717RLAPI AudioStream LoadAudioStream(unsigned int sampleRate, unsigned int sampleSize, unsigned int channels); // Load audio stream (to stream raw audio pcm data)
1718RLAPI bool IsAudioStreamValid(AudioStream stream);                    // Checks if an audio stream is valid (buffers initialized)
1719RLAPI void UnloadAudioStream(AudioStream stream);                     // Unload audio stream and free memory
1720RLAPI void UpdateAudioStream(AudioStream stream, const void *data, int frameCount); // Update audio stream buffers with data
1721RLAPI bool IsAudioStreamProcessed(AudioStream stream);                // Check if any audio stream buffers requires refill
1722RLAPI void PlayAudioStream(AudioStream stream);                       // Play audio stream
1723RLAPI void PauseAudioStream(AudioStream stream);                      // Pause audio stream
1724RLAPI void ResumeAudioStream(AudioStream stream);                     // Resume audio stream
1725RLAPI bool IsAudioStreamPlaying(AudioStream stream);                  // Check if audio stream is playing
1726RLAPI void StopAudioStream(AudioStream stream);                       // Stop audio stream
1727RLAPI void SetAudioStreamVolume(AudioStream stream, float volume);    // Set volume for audio stream (1.0 is max level)
1728RLAPI void SetAudioStreamPitch(AudioStream stream, float pitch);      // Set pitch for audio stream (1.0 is base level)
1729RLAPI void SetAudioStreamPan(AudioStream stream, float pan);          // Set pan for audio stream (-1.0 to 1.0 range, 0.0 is centered)
1730RLAPI void SetAudioStreamBufferSizeDefault(int size);                 // Default size for new audio streams
1731RLAPI void SetAudioStreamCallback(AudioStream stream, AudioCallback callback); // Audio thread callback to request new data
1732
1733RLAPI void AttachAudioStreamProcessor(AudioStream stream, AudioCallback processor); // Attach audio stream processor to stream, receives frames x 2 samples as 'float' (stereo)
1734RLAPI void DetachAudioStreamProcessor(AudioStream stream, AudioCallback processor); // Detach audio stream processor from stream
1735
1736RLAPI void AttachAudioMixedProcessor(AudioCallback processor); // Attach audio stream processor to the entire audio pipeline, receives frames x 2 samples as 'float' (stereo)
1737RLAPI void DetachAudioMixedProcessor(AudioCallback processor); // Detach audio stream processor from the entire audio pipeline
1738
1739#if defined(__cplusplus)
1740}
1741#endif
1742
1743#endif // RAYLIB_H