106 lines
2.6 KiB
Plaintext
106 lines
2.6 KiB
Plaintext
// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
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Shader "LiteParticleEffect/Effect Blended Premultiply"
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{
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Properties
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{
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_MainTex ("Base (RGB) Trans (A)", 2D) = "white" {}
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_CutTex ("Cutout (A)", 2D) = "white" {}
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_Cutoff ("Alpha cutoff", Range(0,1)) = 0.0
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_UVScrollX("Main UV X Scroll",Float) = 0.0
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_UVScrollY("Main UV Y Scroll",Float) = 0.0
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_UVCutScrollX("Cut UV X Scroll",Float) = 0.0
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_UVCutScrollY("Cut UV Y Scroll",FLoat) = 0.0
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_InvFade ("Soft Particles Factor", Range(0.01,3.0)) = 1.0
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}
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SubShader
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{
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Tags { "Queue"="Transparent" "IgnoreProjector"="True" "RenderType"="Transparent" }
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Blend One OneMinusSrcAlpha
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Cull Off Lighting Off ZWrite Off
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Pass
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{
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CGPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#pragma multi_compile_particles
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#pragma multi_compile_fog
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#include "UnityCG.cginc"
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sampler2D _MainTex;
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sampler2D _CutTex;
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float4 _MainTex_ST;
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float4 _CutTex_ST;
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float _Cutoff;
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float _UVScrollX;
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float _UVScrollY;
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float _UVCutScrollX;
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float _UVCutScrollY;
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sampler2D_float _CameraDepthTexture;
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float _InvFade;
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struct appdata
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{
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float4 vertex : POSITION;
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float4 uv : TEXCOORD0;
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fixed4 color : COLOR;
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};
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struct v2f
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{
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half4 vertex : SV_POSITION;
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fixed4 color : COLOR;
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half2 uv_MainTex: TEXCOORD0;
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half2 uv_CutOut : TEXCOORD1;
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UNITY_FOG_COORDS(2)
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#ifdef SOFTPARTICLES_ON
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float4 projPos : TEXCOORD3;
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#endif
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};
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v2f vert (appdata v)
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{
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v2f o;
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UNITY_INITIALIZE_OUTPUT(v2f, o);
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o.vertex = UnityObjectToClipPos(v.vertex);
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#ifdef SOFTPARTICLES_ON
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o.projPos = ComputeScreenPos (o.vertex);
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COMPUTE_EYEDEPTH(o.projPos.z);
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#endif
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o.color = v.color;
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float2 scroll = float2(_UVScrollX, _UVScrollY) * _Time.y;
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o.uv_MainTex = (v.uv + scroll) * _MainTex_ST.xy + _MainTex_ST.zw;
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scroll = float2(_UVCutScrollX, _UVCutScrollY) * _Time.y;
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o.uv_CutOut = (v.uv + scroll) * _CutTex_ST.xy + _CutTex_ST.zw;
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UNITY_TRANSFER_FOG(o,o.vertex);
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return o;
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}
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half4 frag(v2f i) : SV_Target
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{
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#ifdef SOFTPARTICLES_ON
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float sceneZ = LinearEyeDepth (SAMPLE_DEPTH_TEXTURE_PROJ(_CameraDepthTexture, UNITY_PROJ_COORD(i.projPos)));
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float partZ = i.projPos.z;
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float fade = saturate (_InvFade * (sceneZ-partZ));
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i.color.a *= fade;
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#endif
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fixed4 c = tex2D(_MainTex, i.uv_MainTex);
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c *= i.color * i.color.a ;
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fixed ca = tex2D(_CutTex, i.uv_CutOut).a;
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c = ca >= _Cutoff ? c : 0;
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c *= ca;
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UNITY_APPLY_FOG_COLOR(i.fogCoord, c, unity_FogColor*c.a);
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return c;
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}
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ENDCG
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}
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}
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Fallback "Transparent/VertexLit"
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} |