- cleaned up the video scale mode code a bit, in order to increase future flexibility.

src/gl/renderer/gl_postprocess.cpp

@@ -65,6 +65,7 @@
 #include "gl/shaders/gl_postprocessshader.h"
 #include "gl/renderer/gl_2ddrawer.h"
 #include "gl/stereo3d/gl_stereo3d.h"
+#include "r_videoscale.h"
 
 //==========================================================================
 //
@@ -153,8 +154,6 @@ EXTERN_CVAR(Float, vid_contrast)
 EXTERN_CVAR(Float, vid_saturation)
 EXTERN_CVAR(Int, gl_satformula)
 
-bool ViewportLinearScale();
-
 void FGLRenderer::RenderScreenQuad()
 {
 	mVBO->BindVBO();