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106 lines
2.9 KiB
106 lines
2.9 KiB
// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
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Shader "Hidden/Fast Approximate Anti-aliasing"
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{
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Properties
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{
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_MainTex ("Texture", 2D) = "white" {}
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}
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CGINCLUDE
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#pragma fragmentoption ARB_precision_hint_fastest
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#if defined(SHADER_API_PS3)
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#define FXAA_PS3 1
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// Shaves off 2 cycles from the shader
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#define FXAA_EARLY_EXIT 0
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#elif defined(SHADER_API_XBOX360)
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#define FXAA_360 1
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// Shaves off 10ms from the shader's execution time
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#define FXAA_EARLY_EXIT 1
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#else
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#define FXAA_PC 1
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#endif
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#define FXAA_HLSL_3 1
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#define FXAA_QUALITY__PRESET 39
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#define FXAA_GREEN_AS_LUMA 1
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#pragma target 3.0
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#include "FXAA3.cginc"
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float4 _MainTex_TexelSize;
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float3 _QualitySettings;
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float4 _ConsoleSettings;
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struct Input
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{
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float4 position : POSITION;
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float2 uv : TEXCOORD0;
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};
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struct Varying
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{
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float4 position : SV_POSITION;
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float2 uv : TEXCOORD0;
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};
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Varying vertex(Input input)
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{
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Varying output;
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output.position = UnityObjectToClipPos(input.position);
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output.uv = input.uv;
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return output;
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}
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sampler2D _MainTex;
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float calculateLuma(float4 color)
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{
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return color.g * 1.963211 + color.r;
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}
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fixed4 fragment(Varying input) : SV_Target
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{
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const float4 consoleUV = input.uv.xyxy + .5 * float4(-_MainTex_TexelSize.xy, _MainTex_TexelSize.xy);
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const float4 consoleSubpixelFrame = _ConsoleSettings.x * float4(-1., -1., 1., 1.) *
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_MainTex_TexelSize.xyxy;
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const float4 consoleSubpixelFramePS3 = float4(-2., -2., 2., 2.) * _MainTex_TexelSize.xyxy;
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const float4 consoleSubpixelFrameXBOX = float4(8., 8., -4., -4.) * _MainTex_TexelSize.xyxy;
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#if defined(SHADER_API_XBOX360)
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const float4 consoleConstants = float4(1., -1., .25, -.25);
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#else
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const float4 consoleConstants = float4(0., 0., 0., 0.);
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#endif
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return FxaaPixelShader(input.uv, consoleUV, _MainTex, _MainTex, _MainTex, _MainTex_TexelSize.xy,
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consoleSubpixelFrame, consoleSubpixelFramePS3, consoleSubpixelFrameXBOX,
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_QualitySettings.x, _QualitySettings.y, _QualitySettings.z, _ConsoleSettings.y, _ConsoleSettings.z,
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_ConsoleSettings.w, consoleConstants);
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}
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ENDCG
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SubShader
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{
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ZTest Always Cull Off ZWrite Off
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Fog { Mode off }
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Pass
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{
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CGPROGRAM
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#pragma vertex vertex
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#pragma fragment fragment
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#include "UnityCG.cginc"
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ENDCG
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}
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}
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}
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