D3D9: Fix texel to pixel mapping when sampling textures properly.

Source/Core/VideoCommon/Src/RenderBase.cpp

@@ -43,6 +43,7 @@
 #include "XFMemory.h"
 #include "FifoPlayer/FifoRecorder.h"
 #include "AVIDump.h"
+#include "VertexShaderManager.h"
 
 #include <cmath>
 #include <string>
@@ -193,6 +194,7 @@ bool Renderer::CalculateTargetSize(int multiplier)
 	{
 		s_target_width  = newEFBWidth;
 		s_target_height = newEFBHeight;
+		VertexShaderManager::SetViewportChanged();
 		return true;
 	}
 	return false;