[d3d9] Only bind textures if they are used by the shader

doitsujin · Aug 11, 2021 · 5e48035 · 5e48035
1 parent c0c1565
commit 5e48035
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Showing 2 changed files with 7 additions and 6 deletions.
diff --git a/src/d3d9/d3d9_device.cpp b/src/d3d9/d3d9_device.cpp
@@ -5847,11 +5847,11 @@ namespace dxvk {
   }
 
 
-  void D3D9DeviceEx::UndirtyTextures() {
-    for (uint32_t tex = m_dirtyTextures; tex; tex &= tex - 1)
+  void D3D9DeviceEx::UndirtyTextures(uint32_t mask) {
+    for (uint32_t tex = mask; tex; tex &= tex - 1)
       BindTexture(bit::tzcnt(tex));
 
-    m_dirtyTextures = 0;
+    m_dirtyTextures &= ~mask;
   }
 
   void D3D9DeviceEx::MarkTextureBindingDirty(IDirect3DBaseTexture9* texture) {
@@ -5930,8 +5930,9 @@ namespace dxvk {
     if (activeDirtySamplers)
       UndirtySamplers(activeDirtySamplers);
 
-    if (m_dirtyTextures)
-      UndirtyTextures();
+    const uint32_t activeDirtyTextures = m_dirtyTextures & usedSamplerMask;
+    if (activeDirtyTextures)
+      UndirtyTextures(activeDirtyTextures);
 
     if (m_flags.test(D3D9DeviceFlag::DirtyBlendState))
       BindBlendState();

diff --git a/src/d3d9/d3d9_device.h b/src/d3d9/d3d9_device.h
@@ -837,7 +837,7 @@ namespace dxvk {
 
     void UndirtySamplers(uint32_t mask);
 
-    void UndirtyTextures();
+    void UndirtyTextures(uint32_t mask);
 
     void MarkTextureBindingDirty(IDirect3DBaseTexture9* texture);