89 lines
2.3 KiB
Plaintext
89 lines
2.3 KiB
Plaintext
// Upgrade NOTE: replaced '_Projector' with 'unity_Projector'
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// Upgrade NOTE: replaced '_ProjectorClip' with 'unity_ProjectorClip'
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// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
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Shader "Effects/Projector/Additive" {
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Properties {
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_TintColor ("Tint Color", Color) = (0.5,0.5,0.5,1)
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_ColorStrength ("Color strength", Float) = 1.0
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_MainTex ("Main Texture", 2D) = "gray" {}
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//_CutoutTex ("Cutout Texture (R)", 2D) = "white" {}
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_FalloffTex ("FallOff", 2D) = "white" {}
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}
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Subshader {
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Tags {"Queue"="Transparent"}
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Pass {
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ZWrite Off
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Fog { Mode Off}
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Blend SrcAlpha One
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Offset -1, -1
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CGPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#include "UnityCG.cginc"
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fixed4 _TintColor;
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fixed _ColorStrength;
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struct v2f {
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float4 uvMainTex : TEXCOORD0;
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float4 uvFalloff : TEXCOORD1;
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//float4 uv_CutoutTex : TEXCOORD3;
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float4 pos : SV_POSITION;
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float2 texcoord : TEXCOORD2;
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};
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float4x4 unity_Projector;
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float4x4 unity_ProjectorClip;
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float4 _MainTex_ST;
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v2f vert (float4 vertex : POSITION)
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{
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v2f o;
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o.pos = UnityObjectToClipPos (vertex);
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o.uvMainTex = mul (unity_Projector, vertex);
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o.uvFalloff = mul (unity_ProjectorClip, vertex);
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//o.uv_CutoutTex = mul (_Projector, vertex);
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//o.uv = TRANSFORM_TEX (mul (_Projector, vertex).xy, _MainTex);
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o.texcoord = TRANSFORM_TEX( o.uvMainTex.xyz,_MainTex);
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return o;
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}
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sampler2D _MainTex;
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sampler2D _CutoutTex;
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sampler2D _FalloffTex;
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fixed4 frag (v2f i) : COLOR
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{
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//fixed4 texS = tex2Dproj (_ShadowTex, UNITY_PROJ_COORD(i.uvShadow));
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//texS.a = 1.0-texS.a;
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fixed4 texF = tex2Dproj (_FalloffTex, UNITY_PROJ_COORD(i.uvFalloff));
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//fixed4 texC = tex2Dproj (_CutoutTex, UNITY_PROJ_COORD(i.uv_CutoutTex));
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//return texS;
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//fixed4 tex = tex2Dproj(_MainTex, UNITY_PROJ_COORD(i.uvMainTex));
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fixed4 tex;
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if(i.uvMainTex.y<0 || i.uvMainTex.y>1 || i.uvMainTex.x < 0 || i.uvMainTex.x > 1) {
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tex = fixed4 (0,0,0,0);
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}
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else {
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tex = tex2D(_MainTex, float2(i.texcoord));
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}
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fixed4 res = lerp(fixed4(1,1,1,0), tex * _TintColor * _ColorStrength*tex.a, texF.a);
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if(res.a > 1 ) res.a = 1;
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//res.a *= texC.a;
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return res;
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}
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ENDCG
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}
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}
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}
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