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re3/src/extras/shaders/contrast_f.cg
T
2026-07-23 02:56:35 +03:00

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#define u_fogStart (u_fogData.x)
#define u_fogEnd (u_fogData.y)
#define u_fogRange (u_fogData.z)
#define u_fogDisable (u_fogData.w)
void DoAlphaTest(float a, half2 u_alphaRef)
{
if(a < u_alphaRef.x || a >= u_alphaRef.y)
discard;
}
float4 main(
half4 v_color : COLOR0,
half2 v_tex0 : TEXCOORD0,
fixed v_fog : FOG,
uniform half4 u_fogColor,
uniform half2 u_alphaRef,
uniform float3 u_contrastAdd,
uniform float3 u_contrastMult,
uniform sampler2D tex0
) {
half4 dst = v_color*tex2D(tex0, half2(v_tex0.x, 1.0-v_tex0.y));
dst.rgb = lerp(u_fogColor.rgb, dst.rgb, v_fog);
DoAlphaTest(dst.a, u_alphaRef);
half4 color;
color.rgb = dst.rgb*u_contrastMult + u_contrastAdd;
color.a = 1.0f;
return color;
}