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121 lines
3.3 KiB
121 lines
3.3 KiB
3 years ago
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// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
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// Upgrade NOTE: replaced '_Object2World' with 'unity_ObjectToWorld'
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Shader "Ethical Motion/Particles/Lit" {
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Properties {
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_TintColor ("Tint Color", Color) = (0.5,0.5,0.5,0.5)
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_MainTex ("Base (RGB)", 2D) = "white" {}
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_InvFade ("Soft Particles Factor", Range(0.01,3.0)) = 1.0
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_Thickness ("Thickness Factor", Range(0.0, 1)) = 0.05
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_AlphaInfluence ("Alpha channel influence", Range(0, 2)) = 0.5
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_AlphaContrast ("Alpha channel contrast", Range(0,1)) = 0.5
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_Cutoff ("Alpha cutoff", Range(0,1) ) = 0.5
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_FadeStart ("Distance fade start", float) = 2.0
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_FadeEnd ("Distance fade end", float) = 10.0
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[HideInInspector] _AlphaMode ("_AlphaMode", float) = 0.0
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[HideInInspector] _LightingMode("_LightingMode", float) = 0.0
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[HideInInspector] _LightCount("_LightCount", float) = 0.0
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[HideInInspector] _BlendMode ("_BlendMode", float) = 0.0
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}
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SubShader {
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Tags { "RenderType"="Transparent" "IgnoreProjector"="True" "Queue"="Transparent" }
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Cull Back
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Zwrite Off
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CGPROGRAM
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#pragma surface surf Smoke vertex:vert addshadow alpha:fade nodynlightmap nodirlightmap novertexlights noforwardadd
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#pragma target 3.0
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#include "EMParticleLighting.cginc"
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#pragma shader_feature SOFTPARTICLE_ON __
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#pragma shader_feature DISTANCEFADE_ON __
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#pragma shader_feature ALPHAEROSION_ON __
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#pragma shader_feature EMISSION_ON __
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#pragma shader_feature BACKLIGHT_ON __
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#pragma shader_feature ALPHATRANSMITANCE_ON __
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sampler2D _MainTex;
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fixed4 _TintColor;
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#ifdef SOFTPARTICLE_ON
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sampler2D _CameraDepthTexture;
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fixed _InvFade;
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#endif
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struct Input {
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float4 vertex : SV_POSITION;
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float2 uv_MainTex;
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float4 color : COLOR;
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#ifdef SOFTPARTICLE_ON
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float4 projPos : TEXCOORD1;
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#endif
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#ifdef DISTANCEFADE_ON
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fixed distanceFade : TEXCOORD3;
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#endif
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};
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void vert(inout appdata_full v, out Input o) {
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UNITY_INITIALIZE_OUTPUT(Input, o);
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o.vertex = UnityObjectToClipPos(v.vertex);
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#ifdef SOFTPARTICLE_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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#ifdef DISTANCEFADE_ON
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//_FadeEnd and _FadeStart are defined in EMParticleVariables.cginc
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o.distanceFade = DistanceFade(_FadeEnd, _FadeStart, mul(unity_ObjectToWorld, v.vertex).xyz);
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#endif
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}
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void surf (Input i, inout SurfaceOutputSmoke o) {
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fixed4 color = tex2D(_MainTex, i.uv_MainTex);
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#ifdef ALPHATRANSMITANCE_ON
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o.AlphaMap = color.a * i.color.a * _TintColor.a;
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#endif
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color.rgb *= _TintColor.rgb;
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#ifdef ALPHAEROSION_ON
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color.a = saturate(color.a - (1 - i.color.a));
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#else
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color.a *= i.color.a;
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#endif
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color.a *= _TintColor.a;
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if (color.a < 0.003) discard;
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#ifdef SOFTPARTICLE_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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color.a *= fade;
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#endif
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#ifdef DISTANCEFADE_ON
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color.a *= i.distanceFade;
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#endif
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#ifdef EMISSION_ON
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o.Emission = i.color.rgb;
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#else
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color.rgb *= i.color.rgb;
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#endif
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o.Albedo = color.rgb;
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o.Alpha = color.a;
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}
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ENDCG
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}
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Fallback "Hidden/Ethical Motion/Particles/Lit Alpha Blend Shadow Fallback"
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CustomEditor "EMMaterialInspector"
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}
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