Added missing file.

SourceAssets/GLSLShaders/ScreenPos.vert

@@ -0,0 +1,35 @@
+vec4 GetScreenPos(vec4 clipPos)
+{
+    return vec4(
+        clipPos.x * cGBufferOffsets.z + cGBufferOffsets.x * clipPos.w,
+        -clipPos.y * cGBufferOffsets.w + cGBufferOffsets.y * clipPos.w,
+        0.0,
+        clipPos.w);
+}
+
+vec2 GetScreenPosPreDiv(vec4 clipPos)
+{
+    return vec2(
+        clipPos.x / clipPos.w * cGBufferOffsets.z + cGBufferOffsets.x,
+        -clipPos.y / clipPos.w * cGBufferOffsets.w + cGBufferOffsets.y);
+}
+
+vec3 GetFarRay(vec4 clipPos)
+{
+    vec3 viewRay = vec3(
+        clipPos.x / clipPos.w * cFrustumSize.x,
+        clipPos.y / clipPos.w * cFrustumSize.y,
+        cFrustumSize.z);
+
+    return cCameraRot * viewRay;
+}
+
+vec3 GetNearRay(vec4 clipPos)
+{
+    vec3 viewRay = vec3(
+        clipPos.x / clipPos.w * cFrustumSize.x,
+        clipPos.y / clipPos.w * cFrustumSize.y,
+        0.0);
+
+    return (cCameraRot, viewRay) * cDepthMode.z;
+}