Merge pull request #185 from cortex-command-community/post-process-shader-fix

fix flipped postprocess uvs

Author: Causeless

Data/Base.rte/Shaders/PostProcess.vert

@@ -11,5 +11,5 @@ uniform mat4 rteProjection;
 
 void main() {
     gl_Position = rteProjection * rteTransform * vec4(rteVertexPosition, 0.0, 1.0);
-    textureUV = rteTexUV;
-}
+    textureUV = vec2(rteTexUV.x, -rteTexUV.y);
+}