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-rw-r--r--llama.cpp/tools/mtmd/models/kimivl.cpp63
1 files changed, 63 insertions, 0 deletions
diff --git a/llama.cpp/tools/mtmd/models/kimivl.cpp b/llama.cpp/tools/mtmd/models/kimivl.cpp
new file mode 100644
index 0000000..0a06f50
--- /dev/null
+++ b/llama.cpp/tools/mtmd/models/kimivl.cpp
@@ -0,0 +1,63 @@
+#include "models.h"
+
+ggml_cgraph * clip_graph_kimivl::build() {
+ // 2D input positions
+ ggml_tensor * pos_h = ggml_new_tensor_1d(ctx0, GGML_TYPE_I32, n_patches);
+ ggml_set_name(pos_h, "pos_h");
+ ggml_set_input(pos_h);
+
+ ggml_tensor * pos_w = ggml_new_tensor_1d(ctx0, GGML_TYPE_I32, n_patches);
+ ggml_set_name(pos_w, "pos_w");
+ ggml_set_input(pos_w);
+
+ ggml_tensor * learned_pos_embd = resize_position_embeddings();
+
+ // build ViT with 2D position embeddings
+ auto add_pos = [&](ggml_tensor * cur, const clip_layer &) {
+ // first half is X axis and second half is Y axis
+ return build_rope_2d(ctx0, cur, pos_w, pos_h, hparams.rope_theta, false);
+ };
+
+ ggml_tensor * inp = build_inp();
+ ggml_tensor * cur = build_vit(
+ inp, n_patches,
+ NORM_TYPE_NORMAL,
+ hparams.ffn_op,
+ learned_pos_embd,
+ add_pos);
+
+ cb(cur, "vit_out", -1);
+
+ {
+ // patch_merger
+ const int scale_factor = model.hparams.n_merge;
+ cur = build_patch_merge_permute(cur, scale_factor);
+
+ // projection norm
+ int proj_inp_dim = cur->ne[0];
+ cur = ggml_view_2d(ctx0, cur,
+ n_embd, cur->ne[1] * scale_factor * scale_factor,
+ ggml_row_size(cur->type, n_embd), 0);
+ cur = ggml_norm(ctx0, cur, 1e-5); // default nn.LayerNorm
+ cur = ggml_mul(ctx0, cur, model.mm_input_norm_w);
+ cur = ggml_add(ctx0, cur, model.mm_input_norm_b);
+ cur = ggml_view_2d(ctx0, cur,
+ proj_inp_dim, cur->ne[1] / scale_factor / scale_factor,
+ ggml_row_size(cur->type, proj_inp_dim), 0);
+ cb(cur, "proj_inp_normed", -1);
+
+ // projection mlp
+ cur = build_ffn(cur,
+ model.mm_1_w, model.mm_1_b,
+ nullptr, nullptr,
+ model.mm_2_w, model.mm_2_b,
+ FFN_GELU,
+ -1);
+ cb(cur, "proj_out", -1);
+ }
+
+ // build the graph
+ ggml_build_forward_expand(gf, cur);
+
+ return gf;
+}