ConfigurableShaders/Shaders/Reference/ConfigurableRendering.shader at master · supyrb/ConfigurableShaders · GitHub

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// --------------------------------------------------------------------------------------------------------------------
// <copyright file="ConfigurableRendering.shader" company="Supyrb">
//   Copyright (c) 2018 Supyrb. All rights reserved.
// </copyright>
// <repository>
//   https://github.com/supyrb/ConfigurableShaders
// </repository>
// <author>
//   Johannes Deml
//   [email protected]
// </author>
// <documentation>
//   https://github.com/supyrb/ConfigurableShaders/wiki/Rendering
// </documentation>
// --------------------------------------------------------------------------------------------------------------------
Shader "Configurable/Reference/Rendering"
{
	Properties
	{
		[HDR] _Color("Color", Color) = (1,1,1,1)

		[HeaderHelpURL(Rendering, https, github.com supyrb ConfigurableShaders wiki Rendering)]
		_Offset("Offset", float) = 0
		[Enum(UnityEngine.Rendering.CullMode)] _Culling ("Cull Mode", Int) = 2
		[Enum(Off,0,On,1)] _ZWrite("ZWrite", Int) = 1
		[Enum(UnityEngine.Rendering.CompareFunction)] _ZTest ("ZTest", Int) = 4
		[Enum(None,0,Alpha,1,Red,8,Green,4,Blue,2,RGB,14,RGBA,15)] _ColorMask("Color Mask", Int) = 15
	}

	CGINCLUDE
	#include "UnityCG.cginc"

	fixed4 _Color;

	struct v2f
	{
		float4 vertex : SV_POSITION;
	};

	v2f vert (float4 vertex : POSITION)
	{
		v2f o;
		o.vertex = UnityObjectToClipPos(vertex);
		return o;
	}

	fixed4 frag (v2f i) : SV_Target
	{
		return _Color;
	}

	struct v2fShadow {
		V2F_SHADOW_CASTER;
		UNITY_VERTEX_OUTPUT_STEREO
	};

	v2fShadow vertShadow( appdata_base v )
	{
		v2fShadow o;
		UNITY_SETUP_INSTANCE_ID(v);
		UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
		TRANSFER_SHADOW_CASTER_NORMALOFFSET(o)
		return o;
	}

	float4 fragShadow( v2fShadow i ) : SV_Target
	{
		SHADOW_CASTER_FRAGMENT(i)
	}

	ENDCG

	SubShader
	{
		Tags { "RenderType"="Opaque" "Queue" = "Geometry" }
		LOD 100
		Cull [_Culling]
		Offset [_Offset], [_Offset]
		ZWrite [_ZWrite]
		ZTest [_ZTest]
		ColorMask [_ColorMask]

		Pass
		{
			CGPROGRAM
			#pragma target 3.0
			#pragma vertex vert
			#pragma fragment frag
			ENDCG
		}

		// Pass to render object as a shadow caster
		Pass
		{
			Name "ShadowCaster"
			Tags { "LightMode" = "ShadowCaster" }

			CGPROGRAM
			#pragma vertex vertShadow
			#pragma fragment fragShadow
			#pragma target 2.0
			#pragma multi_compile_shadowcaster
			ENDCG
		}
	}
}