dolphin/Data/User/Shaders/fire.txt

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uniform samplerRECT samp0 : register(s0);
void main(out float4 ocol0 : COLOR0, in float2 uv0 : TEXCOORD0)
{
float4 c0 = texRECT(samp0, uv0).rgba;
float red = 0.0;
float green = 0.0;
float blue = 0.0;
red = c0.r;
if (c0.r > 0.0)
{
if (c0.g > c0.r)
{
green = (c0.g - (c0.g - c0.r)) / 3;
}
}
ocol0 = float4(red, green, blue, 1.0);
}