Apply MaxUV after operations according to issue 10.

Author: DanielArnett

source/plugins/AddSubtract/AddSubtract.cpp

@@ -30,7 +30,6 @@ static CFFGLPluginInfo PluginInfo(
 );
 
 static const char _vertexShaderCode[] = R"(#version 410 core
-uniform vec2 MaxUV;
 
 layout( location = 0 ) in vec4 vPosition;
 layout( location = 1 ) in vec2 vUV;
@@ -40,7 +39,7 @@ out vec2 uv;
 void main()
 {
 	gl_Position = vPosition;
-	uv = vUV * MaxUV;
+	uv = vUV;
 }
 )";
 

source/plugins/AddSubtract/Reprojection.hlsl

@@ -4,6 +4,7 @@ uniform sampler2D InputTexture;
 uniform vec3 Rotation;
 
 in vec2 uv;
+uniform vec2 MaxUV;
 out vec4 fragColor;
 uniform int inputProjection, outputProjection, width, height;
 uniform float fovOut, fovIn;
@@ -237,6 +238,9 @@ void main()
 		fragColor = TRANSPARENT_PIXEL;
 		return;
 	}
+	// Applying the MaxUV after our opterations fixes the "seam" from
+	// https://github.com/DanielArnett/360-VJ/issues/10
+	sourcePixel *= MaxUV;
 	// Set the color of the destination pixel to the color of the source pixel
 	fragColor = texture( InputTexture, sourcePixel );
 }