19 lines
605 B
Plaintext
19 lines
605 B
Plaintext
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uniform samplerRECT samp0 : register(s0);
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void main(out float4 ocol0 : COLOR0, in float2 uv0 : TEXCOORD0)
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{
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float4 emboss = (texRECT(samp0, uv0+1).rgba - texRECT(samp0, uv0-1).rgba);
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emboss -= (texRECT(samp0, uv0+float2(1,-1)).rgba - texRECT(samp0, uv0+float2(-1,1)).rgba);
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float4 color = texRECT(samp0, uv0).rgba;
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if (color.r > 0.9 && color.b + color.b < 0.2)
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ocol0 = float4(1,0,0,0);
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else {
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color += emboss;
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float4 bright = dot(color.rgb, float3(0.3, 0.5, 0.2));
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if (bright > 0.5)
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ocol0 = float4(1,1,1,1);
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else
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ocol0 = float4(0,0,0,0);
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}
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}
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