66 lines
1.2 KiB
Plaintext
66 lines
1.2 KiB
Plaintext
Shader "MY/MonsterUnlit"
|
|
{
|
|
Properties
|
|
{
|
|
_MainTex("Texture", 2D) = "white" {}
|
|
_Saturation("Saturation", Range(0,2)) = 1
|
|
|
|
}
|
|
SubShader
|
|
{
|
|
Tags { "RenderType" = "Opaque" }
|
|
LOD 100
|
|
|
|
Pass
|
|
{
|
|
CGPROGRAM
|
|
#pragma vertex vert
|
|
#pragma fragment frag
|
|
// make fog work
|
|
#pragma multi_compile_fog
|
|
|
|
#include "UnityCG.cginc"
|
|
|
|
struct appdata
|
|
{
|
|
float4 vertex : POSITION;
|
|
float2 uv : TEXCOORD0;
|
|
};
|
|
|
|
struct v2f
|
|
{
|
|
float2 uv : TEXCOORD0;
|
|
UNITY_FOG_COORDS(1)
|
|
float4 vertex : SV_POSITION;
|
|
};
|
|
|
|
sampler2D _MainTex;
|
|
float4 _MainTex_ST;
|
|
half _Saturation;
|
|
|
|
v2f vert(appdata v)
|
|
{
|
|
v2f o;
|
|
o.vertex = UnityObjectToClipPos(v.vertex);
|
|
o.uv = TRANSFORM_TEX(v.uv, _MainTex);
|
|
UNITY_TRANSFER_FOG(o,o.vertex);
|
|
return o;
|
|
}
|
|
|
|
fixed4 frag(v2f i) : SV_Target
|
|
{
|
|
// sample the texture
|
|
fixed4 col = tex2D(_MainTex, i.uv);
|
|
half gray = Luminance(col.rgb);
|
|
fixed3 grayColor = fixed3(gray, gray, gray);
|
|
col.rgb = lerp(grayColor, col.rgb, _Saturation);
|
|
|
|
// apply fog
|
|
UNITY_APPLY_FOG(i.fogCoord, col);
|
|
return col;
|
|
}
|
|
ENDCG
|
|
}
|
|
}
|
|
}
|