You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
49 lines
970 B
49 lines
970 B
Shader "Hidden/TFHCRemap"
|
|
{
|
|
Properties
|
|
{
|
|
_A ("_Value", 2D) = "white" {}
|
|
_B ("_MinOld", 2D) = "white" {}
|
|
_C ("_MaxOld", 2D) = "white" {}
|
|
_D ("_MinNew", 2D) = "white" {}
|
|
_E ("_MaxNew", 2D) = "white" {}
|
|
}
|
|
SubShader
|
|
{
|
|
Pass
|
|
{
|
|
CGPROGRAM
|
|
#include "UnityCG.cginc"
|
|
#pragma vertex vert_img
|
|
#pragma fragment frag
|
|
|
|
sampler2D _A;
|
|
sampler2D _B;
|
|
sampler2D _C;
|
|
sampler2D _D;
|
|
sampler2D _E;
|
|
|
|
float4 frag(v2f_img i) : SV_Target
|
|
{
|
|
float4 value = tex2D( _A, i.uv );
|
|
float4 minold = tex2D( _B, i.uv );
|
|
float4 maxold = tex2D( _C, i.uv );
|
|
float4 minnew = tex2D( _D, i.uv );
|
|
float4 maxnew = tex2D( _E, i.uv );
|
|
|
|
float4 denom = maxold - minold;
|
|
if(denom.x == 0)
|
|
denom.x = 0.000001;
|
|
if(denom.y == 0)
|
|
denom.y = 0.000001;
|
|
if(denom.z == 0)
|
|
denom.z = 0.000001;
|
|
if(denom.w == 0)
|
|
denom.w = 0.000001;
|
|
|
|
return (minnew + (value - minold) * (maxnew - minnew) / denom);
|
|
}
|
|
ENDCG
|
|
}
|
|
}
|
|
}
|