Jamie Greunbaum
6ba521ea56
- Started reworking Modem cameras. - Finally fixed ScreenUV shader, so the Modem's static looks correct.
112 lines
3.2 KiB
Plaintext
112 lines
3.2 KiB
Plaintext
// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
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// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
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// Unity built-in shader source. Copyright (c) 2016 Unity Technologies. MIT license (see license.txt)
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// Simplified Diffuse shader. Differences from regular Diffuse one:
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// - no Main Color
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// - fully supports only 1 directional light. Other lights can affect it, but it will be per-vertex/SH.
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Shader "Carmen/SDF/The Chase"
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{
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Properties
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{
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_MainTex ("SDF", 2D) = "white" {}
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[ShowAsVector2] _Skew ("Skew", Vector) = (0.0, 0.0, 0.0, 0.0)
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_LeftColour ("Left Colour", Color) = (1.0, 0.0, 0.0, 1.0)
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_RightColour ("Right Colour", Color) = (0.0, 0.0, 1.0, 1.0)
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_LeftLineColour ("Left Line Colour", Color) = (0.0, 0.0, 0.0, 1.0)
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_RightLineColour ("Right Line Colour", Color) = (0.0, 0.0, 0.0, 1.0)
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_LineThickness ("Line Thickness", float) = 0.25
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}
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SubShader
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{
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Tags { "Queue"="Overlay" "RenderType"="Opaque" "CanUseSpriteAtlas"="True" }
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LOD 200
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Pass {
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Cull Back
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Lighting Off
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//ZWrite Off
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//ZTest Always
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CGPROGRAM
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#include "UnityCG.cginc"
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#pragma target 4.5
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#pragma vertex vert
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#pragma fragment frag
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UNITY_DECLARE_TEX2D(_MainTex);
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float4 _MainTex_ST;
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half4 _Skew;
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half4 _LeftColour;
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half4 _RightColour;
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half4 _LeftLineColour;
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half4 _RightLineColour;
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float _LineThickness;
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struct Data
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{
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float4 vertex : POSITION;
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float2 uv : TEXCOORD0;
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};
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struct V2F
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{
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float4 position : SV_POSITION;
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float2 uv : TEXCOORD0;
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};
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V2F vert(Data v)
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{
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V2F o;
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// Skew and scale as needed
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float4x4 skewmatrix = float4x4(
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1.0, _Skew.x, 0.0, 0.0,
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_Skew.y, 1.0, 0.0, 0.0,
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0.0, 0.0, 1.0, 0.0,
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0.0, 0.0, 0.0, 1.0
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);
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o.position = mul(skewmatrix, v.vertex);
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o.position = mul(UNITY_MATRIX_P,
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mul(UNITY_MATRIX_MV, float4(0.0, 0.0, 0.0, 1.0))
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+ float4(o.position.x, o.position.y, 0.0, 0.0)
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* float4(
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length(unity_ObjectToWorld._m00_m10_m20),
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length(unity_ObjectToWorld._m01_m11_m21),
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1.0, 1.0));
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o.uv = TRANSFORM_TEX(v.uv, _MainTex);
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return o;
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}
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fixed4 frag(V2F i) : SV_TARGET
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{
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half texsample = UNITY_SAMPLE_TEX2D(_MainTex, i.uv).r;
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half alphastep = step(texsample, _LineThickness);
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if (alphastep < 0.5) discard;
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half linestep = step(texsample, 0.1);
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half uvrange = i.uv.x % 1.0;
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return lerp(
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lerp(_LeftLineColour, _RightLineColour, uvrange),
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lerp(_LeftColour, _RightColour, uvrange),
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linestep);
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}
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ENDCG
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}
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}
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FallBack "Diffuse"
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}
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