[d3d9] Clamp LOD in calls to SetLOD

MSDN says this is clamped and returns the clamped value. Closes: doitsujin#1869
Hebaazzz · Nov 11, 2021 · c22dcdb · c22dcdb
1 parent 5d4b7db
commit c22dcdb
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/src/d3d9/d3d9_texture.h b/src/d3d9/d3d9_texture.h
@@ -56,11 +56,13 @@ namespace dxvk {
 
     DWORD STDMETHODCALLTYPE SetLOD(DWORD LODNew) final {
       DWORD oldLod = m_lod;
-      m_lod = LODNew;
+      m_lod = std::min<DWORD>(LODNew, m_texture.Desc()->MipLevels - 1);
 
-      m_texture.CreateSampleView(LODNew);
-      if (this->GetPrivateRefCount() > 0)
-        this->m_parent->MarkTextureBindingDirty(this);
+      if (m_lod != oldLod) {
+        m_texture.CreateSampleView(LODNew);
+        if (this->GetPrivateRefCount() > 0)
+          this->m_parent->MarkTextureBindingDirty(this);
+      }
 
       return oldLod;
     }