TextureBaseGL::CopyData: fixed issue with binding texture to 0 target

DiligentGraphics · Nov 12, 2023 · 94ba0dd · 94ba0dd
1 parent e4b2513
commit 94ba0dd
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/Graphics/GraphicsEngineOpenGL/src/GLContextState.cpp b/Graphics/GraphicsEngineOpenGL/src/GLContextState.cpp
@@ -213,6 +213,8 @@ void GLContextState::SetActiveTexture(Int32 Index)
 
 void GLContextState::BindTexture(Int32 Index, GLenum BindTarget, const GLObjectWrappers::GLTextureObj& TexObj)
 {
+    VERIFY_EXPR(BindTarget != 0);
+
     if (Index < 0)
     {
         Index += m_Caps.MaxCombinedTexUnits;

diff --git a/Graphics/GraphicsEngineOpenGL/src/TextureBaseGL.cpp b/Graphics/GraphicsEngineOpenGL/src/TextureBaseGL.cpp
@@ -728,7 +728,9 @@ void TextureBaseGL::CopyData(DeviceContextGLImpl* pDeviceCtxGL,
         // Invalidate FBO as we used glBindFramebuffer directly
         GLState.InvalidateFBO();
 
-        GLState.BindTexture(-1, GetBindTarget(), GLObjectWrappers::GLTextureObj::Null());
+        if (!IsDefaultBackBuffer)
+            GLState.BindTexture(-1, GetBindTarget(), GLObjectWrappers::GLTextureObj::Null());
+
         pDeviceCtxGL->CommitRenderTargets();
     }
 }