cdo/gpu-renderer
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Pre-multiply V and P matrices

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Camden Dixie O'Brien committed 2025-10-04 14:10:00 +01:00
1 parent e7f4f4b51d
commit 2cf4f6832d
5 files changed
+21 -25
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gpu.c
+4 -4
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@@ -496,7 +496,7 @@ void gpu_init(gpu_ctx_t *ctx, GLFWwindow *window, const char *name)
const VkPushConstantRange push_constant_range = {
.stageFlags = VK_SHADER_STAGE_VERTEX_BIT,
.offset = 0,
.size = sizeof(vp_t),
.size = sizeof(mat4_t),
};
// Load vertex and fragment shader modules
@@ -956,7 +956,7 @@ void gpu_model_cleanup(const gpu_ctx_t *ctx, const gpu_model_t *model)
}
void gpu_render(
const gpu_ctx_t *ctx, vp_t vp, size_t model_count,
const gpu_ctx_t *ctx, mat4_t vp, size_t model_count,
const gpu_model_t *models, const mat4_t **bone_matrices,
const mat4_t *model_transforms)
{
@@ -1001,7 +1001,7 @@ void gpu_render(
ctx->cmd_buf, VK_PIPELINE_BIND_POINT_GRAPHICS, ctx->floor_pipeline);
vkCmdPushConstants(
ctx->cmd_buf, ctx->model_pipeline_layout, VK_SHADER_STAGE_VERTEX_BIT,
0, sizeof(vp_t), &vp);
0, sizeof(mat4_t), &vp);
vkCmdDraw(ctx->cmd_buf, 4, 1, 0, 0);
// Draw models
@@ -1009,7 +1009,7 @@ void gpu_render(
ctx->cmd_buf, VK_PIPELINE_BIND_POINT_GRAPHICS, ctx->model_pipeline);
vkCmdPushConstants(
ctx->cmd_buf, ctx->model_pipeline_layout, VK_SHADER_STAGE_VERTEX_BIT,
0, sizeof(vp_t), &vp);
0, sizeof(mat4_t), &vp);
for (unsigned i = 0; i < model_count; ++i) {
models[i].transform_ptr[curr_img] = model_transforms[i];
memcpy(