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131 lines
2.7 KiB
GLSL
131 lines
2.7 KiB
GLSL
// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
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//////////////////////////////////////////////
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/// 2DxFX - 2D SPRITE FX - by VETASOFT 2017 //
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/// http://vetasoft.store/2dxfx/ //
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//////////////////////////////////////////////
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Shader "2DxFX/Standard/Pixel8bitsGB"
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{
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Properties
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{
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_MainTex ("Base (RGB)", 2D) = "white" {}
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_Color ("_Color", Color) = (1,1,1,1)
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_Size ("Size", Range(0,1)) = 0
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_Offset ("Offset", Range(0,1)) = 0
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_Offset2 ("Offset2", Range(0,1)) = 0
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_Alpha ("Alpha", Range (0,1)) = 1.0
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// required for UI.Mask
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_StencilComp ("Stencil Comparison", Float) = 8
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_Stencil ("Stencil ID", Float) = 0
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_StencilOp ("Stencil Operation", Float) = 0
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_StencilWriteMask ("Stencil Write Mask", Float) = 255
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_StencilReadMask ("Stencil Read Mask", Float) = 255
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_ColorMask ("Color Mask", Float) = 15
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}
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SubShader
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{
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Tags {"Queue"="Transparent" "IgnoreProjector"="true" "RenderType"="Transparent"}
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ZWrite Off Blend SrcAlpha OneMinusSrcAlpha Cull Off
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// required for UI.Mask
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Stencil
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{
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Ref [_Stencil]
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Comp [_StencilComp]
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Pass [_StencilOp]
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ReadMask [_StencilReadMask]
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WriteMask [_StencilWriteMask]
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}
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Pass
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{
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CGPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#pragma fragmentoption ARB_precision_hint_fastest
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#include "UnityCG.cginc"
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struct appdata_t
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{
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float4 vertex : POSITION;
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float4 color : COLOR;
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float2 texcoord : TEXCOORD0;
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};
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struct v2f
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{
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float2 texcoord : TEXCOORD0;
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float4 vertex : SV_POSITION;
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float4 color : COLOR;
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};
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sampler2D _MainTex;
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float4 _Color;
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float _Size;
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float _Offset;
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float _Offset2;
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float _Alpha;
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v2f vert(appdata_t IN)
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{
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v2f OUT;
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OUT.vertex = UnityObjectToClipPos(IN.vertex);
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OUT.texcoord = IN.texcoord;
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OUT.color = IN.color;
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return OUT;
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}
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float compare(float3 a, float3 b)
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{
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a=a*a*a;
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b=b*b*b;
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float3 diff = (a - b);
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return dot(diff, diff);
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}
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inline float mod(float x,float modu)
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{
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return x - floor(x * (1.0 / modu)) * modu;
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}
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float4 frag (v2f i) : COLOR
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{
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float2 q = i.texcoord;
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float2 pixelSize=float2(64*_Size, 64*_Size);
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float2 c = floor(q * pixelSize)/pixelSize;
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float4 src4 = tex2D(_MainTex, c)*i.color;
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float3 src = src4.rgb*_Offset2;
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float alpha = src4.a;
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if (alpha<0.95) alpha=0;
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float3 dst0 = float3(0,0,0);
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float3 dst1 = float3(0,0,0);
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float best0 = 1e3;
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float best1 = 1e3;
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#define TCOLOR(R, G, B) { const float3 tst = float3(R, G, B); float err = compare(src, tst); if (err < best0) { best1 = best0; dst1 = dst0; best0 = err; dst0 = tst; } }
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TCOLOR(0.68, 0.79, 0.27);
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TCOLOR(0.47, 0.69, 0.42);
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TCOLOR(0.13, 0.43, 0.37);
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TCOLOR(0.03, 0.16, 0.33);
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#undef TCOLOR
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best0 = sqrt(best0); best1 = sqrt(best1);
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float4 FragColor = float4(mod(c.x + c.y, 2.0) > (1+best1 / (best0 + best1)) ? dst1 : dst0, 1.0);
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FragColor.a=FragColor.a*alpha*(1-_Alpha);
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return FragColor;
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}
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ENDCG
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}
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}
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Fallback "Sprites/Default"
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} |