72 lines
1.7 KiB
Plaintext
72 lines
1.7 KiB
Plaintext
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// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
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Shader "Skybox/Gradient Skybox"
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{
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Properties
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{
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_Color1 ("Color 1", Color) = (1, 1, 1, 0)
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_Color2 ("Color 2", Color) = (1, 1, 1, 0)
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_UpVector ("Up Vector", Vector) = (0, 1, 0, 0)
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_Intensity ("Intensity", Float) = 1.0
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_Exponent ("Exponent", Float) = 1.0
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// The properties below are used in the custom inspector.
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_UpVectorPitch ("Up Vector Pitch", float) = 0
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_UpVectorYaw ("Up Vector Yaw", float) = 0
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}
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CGINCLUDE
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#include "UnityCG.cginc"
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struct appdata
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{
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float4 position : POSITION;
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float3 texcoord : 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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float3 texcoord : TEXCOORD0;
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};
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half4 _Color1;
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half4 _Color2;
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half4 _UpVector;
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half _Intensity;
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half _Exponent;
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v2f vert (appdata v)
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{
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v2f o;
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o.position = UnityObjectToClipPos (v.position);
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o.texcoord = v.texcoord;
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return o;
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}
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fixed4 frag (v2f i) : COLOR
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{
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half d = dot (normalize (i.texcoord), _UpVector) * 0.5f + 0.5f;
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return lerp (_Color1, _Color2, pow (d, _Exponent)) * _Intensity;
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}
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ENDCG
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SubShader
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{
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Tags { "RenderType"="Background" "Queue"="Background" }
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Pass
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{
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ZWrite Off
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Cull Off
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Fog { Mode Off }
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CGPROGRAM
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#pragma fragmentoption ARB_precision_hint_fastest
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#pragma vertex vert
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#pragma fragment frag
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ENDCG
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}
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}
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CustomEditor "GradientSkyboxInspector"
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}
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