UnityGame/Library/PackageCache/com.unity.render-pipelines.universal/Editor/Overrides/Shaders/CurveBackground.shader

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2024-10-27 10:53:47 +03:00
Shader "Hidden/Universal Render Pipeline/Editor/CurveBackground"
{
CGINCLUDE
#pragma target 3.0
#include "UnityCG.cginc"
float _DisabledState;
float3 HsvToRgb(float3 c)
{
float4 K = float4(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0);
float3 p = abs(frac(c.xxx + K.xyz) * 6.0 - K.www);
return c.z * lerp(K.xxx, saturate(p - K.xxx), c.y);
}
float4 FragHue(v2f_img i) : SV_Target
{
float3 hsv = HsvToRgb(float3(i.uv.x, 1.0, 0.2));
float4 color = float4((0.0).xxx, 1.0);
color.rgb = lerp(color.rgb, hsv, smoothstep(0.5, 1.1, 1.0 - i.uv.y)) + lerp(color.rgb, hsv, smoothstep(0.5, 1.1, i.uv.y));
color.rgb += GammaToLinearSpace(0.15).xxx;
return float4(color.rgb, color.a * _DisabledState);
}
float4 FragSat(v2f_img i) : SV_Target
{
float4 color = float4((0.0).xxx, 1.0);
float sat = i.uv.x / 2;
color.rgb += lerp(color.rgb, (sat).xxx, smoothstep(0.5, 1.2, 1.0 - i.uv.y)) + lerp(color.rgb, (sat).xxx, smoothstep(0.5, 1.2, i.uv.y));
color.rgb += GammaToLinearSpace(0.15).xxx;
return float4(color.rgb, color.a * _DisabledState);
}
ENDCG
SubShader
{
Cull Off ZWrite Off ZTest Always
// (0) Hue
Pass
{
CGPROGRAM
#pragma vertex vert_img
#pragma fragment FragHue
ENDCG
}
// (1) Sat/lum
Pass
{
CGPROGRAM
#pragma vertex vert_img
#pragma fragment FragSat
ENDCG
}
}
}