ReadPixels: Check for errors only when VTK is configured to report errors

jspanchu · jspanchu · commit 3bd2e8384cf2 · 2023-10-27T13:18:51.000-04:00
diff --git a/Rendering/OpenGL2/vtkOpenGLRenderWindow.cxx b/Rendering/OpenGL2/vtkOpenGLRenderWindow.cxx
@@ -1068,9 +1068,11 @@ int vtkOpenGLRenderWindow::ReadPixels(
   }
 
   // Must clear previous errors first.
+#if VTK_REPORT_OPENGL_ERRORS
   while (glGetError() != GL_NO_ERROR)
   {
   }
+#endif
 
   this->GetState()->vtkglDisable(GL_SCISSOR_TEST);
 

Original file line number	Diff line number	Diff line change
`@@ -1068,9 +1068,11 @@ int vtkOpenGLRenderWindow::ReadPixels(`
`1068`	`1068`	`}`
`1069`	`1069`
`1070`	`1070`	`// Must clear previous errors first.`
	`1071`	`+#if VTK_REPORT_OPENGL_ERRORS`
`1071`	`1072`	`while (glGetError() != GL_NO_ERROR)`
`1072`	`1073`	`{`
`1073`	`1074`	`}`
	`1075`	`+#endif`
`1074`	`1076`
`1075`	`1077`	`this->GetState()->vtkglDisable(GL_SCISSOR_TEST);`
`1076`	`1078`