Catch VisRTX OpenGL interop exceptions on Optimus setups

Rendering/RayTracing/RTWrapper/VisRTX/FrameBuffer.h

@@ -64,12 +64,26 @@ namespace RTW
 
         int GetColorTextureGL()
         {
-            return this->frameBuffer->GetColorTextureGL();
+            try
+            {
+                return this->frameBuffer->GetColorTextureGL();
+            }
+            catch(const VisRTX::Exception& e)
+            {
+                return 0;
+            }  
         }
 
-        int GetDepthtextureGL()
+        int GetDepthTextureGL()
         {
-            return this->frameBuffer->GetDepthTextureGL();
+            try
+            {
+                return this->frameBuffer->GetDepthTextureGL();
+            }
+            catch(const VisRTX::Exception& e)
+            {
+                return 0;
+            }             
         }
 
     private:

Rendering/RayTracing/RTWrapper/VisRTX/VisRTXBackend.cxx

@@ -296,6 +296,6 @@ namespace RTW
         if (!frameBuffer)
             return 0;
 
-        return reinterpret_cast<FrameBuffer*>(frameBuffer)->GetDepthtextureGL();
+        return reinterpret_cast<FrameBuffer*>(frameBuffer)->GetDepthTextureGL();
     }
 }