ADD: CSM half-working

2025-10-12 00:20:12 +09:00
parent b2fdcf5310
commit 26b7db9030
16 changed files with 297 additions and 105 deletions
--- a/shaders/shadow.vert
+++ b/shaders/shadow.vert
@@ -18,12 +18,14 @@ layout(buffer_reference, std430) readonly buffer VertexBuffer{
 layout(push_constant) uniform PushConsts {
    mat4 render_matrix;
    VertexBuffer vertexBuffer;
+    uint cascadeIndex;
 } PC;

 void main()
 {
    Vertex v = PC.vertexBuffer.vertices[gl_VertexIndex];
    vec4 worldPos = PC.render_matrix * vec4(v.position, 1.0);
-    gl_Position = sceneData.lightViewProj * worldPos;
+    uint ci = min(PC.cascadeIndex, uint(MAX_CASCADES-1));
+    gl_Position = sceneData.lightViewProjCascades[ci] * worldPos;
 }