78 lines
2.0 KiB
Plaintext
78 lines
2.0 KiB
Plaintext
Shader "Hidden/MicroVerse/NoisePreview"
|
|
{
|
|
Properties
|
|
{
|
|
|
|
}
|
|
SubShader
|
|
{
|
|
Tags { "RenderType"="Opaque" }
|
|
|
|
Pass
|
|
{
|
|
CGPROGRAM
|
|
#pragma vertex vert
|
|
#pragma fragment frag
|
|
|
|
#include_with_pragmas "UnityCG.cginc"
|
|
#include_with_pragmas "Noise.cginc"
|
|
|
|
#pragma shader_feature_local_fragment _ _NOISE _FBM _WORLEY _WORM _WORMFBM
|
|
|
|
struct appdata
|
|
{
|
|
float4 vertex : POSITION;
|
|
float2 uv : TEXCOORD0;
|
|
};
|
|
|
|
struct v2f
|
|
{
|
|
float2 uv : TEXCOORD0;
|
|
float4 vertex : SV_POSITION;
|
|
};
|
|
|
|
float4 _Param;
|
|
float2 _Remap;
|
|
|
|
v2f vert (appdata v)
|
|
{
|
|
v2f o;
|
|
o.vertex = UnityObjectToClipPos(v.vertex);
|
|
o.uv = v.uv;
|
|
return o;
|
|
}
|
|
|
|
float4 Colorize(float a, float b, float t)
|
|
{
|
|
float4 r = (t - a)/(b - a);
|
|
if (r.x <= 0)
|
|
{
|
|
r.b = abs(r.b);
|
|
r.rg = 0;
|
|
}
|
|
else if (r.x > 1)
|
|
{
|
|
r.rgb = lerp(r.rgb, float3(1,0,0), saturate(r.x-1));
|
|
}
|
|
return r;
|
|
}
|
|
|
|
fixed4 frag (v2f i) : SV_Target
|
|
{
|
|
#if _NOISE
|
|
return Colorize(_Remap.x, _Remap.y, Noise(i.uv, _Param));
|
|
#elif _FBM
|
|
return Colorize(_Remap.x, _Remap.y, NoiseFBM(i.uv, _Param));
|
|
#elif _WORM
|
|
return Colorize(_Remap.x, _Remap.y, NoiseWorm(i.uv, _Param));
|
|
#elif _WORMFBM
|
|
return Colorize(_Remap.x, _Remap.y, NoiseWormFBM(i.uv, _Param));
|
|
#else
|
|
return Colorize(_Remap.x, _Remap.y, NoiseWorley(i.uv, _Param));
|
|
#endif
|
|
}
|
|
ENDCG
|
|
}
|
|
}
|
|
}
|