111 lines
3.2 KiB
Plaintext
111 lines
3.2 KiB
Plaintext
// Curved World <http://u3d.as/1W8h>
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// Copyright (c) Amazing Assets <https://amazingassets.world>
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Shader "Amazing Assets/Curved World/Sprites/Mask"
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{
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Properties
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{
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[HideInInspector][CurvedWorldBendSettings] _CurvedWorldBendSettings("0|1", Vector) = (0, 0, 0, 0)
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[PerRendererData] _MainTex ("Sprite Texture", 2D) = "white" {}
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[PerRendererData] _AlphaTex ("External Alpha", 2D) = "white" {}
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[HideInInspector] _Cutoff ("Mask alpha cutoff", Range(0.0, 1.0)) = 0.0
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_Color ("Tint", Color) = (1,1,1,0.2)
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[PerRendererData] _EnableExternalAlpha ("Enable External Alpha", Float) = 0
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[MaterialToggle] PixelSnap ("Pixel snap", Float) = 0
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[HideInInspector][MaterialEnum(Front,2,Back,1,Both,0)] _Cull("Face Cull", Int) = 0
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}
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SubShader
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{
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Cull[_Cull]
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Tags
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{
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"Queue"="Transparent"
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"IgnoreProjector"="True"
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"RenderType"="Transparent"
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"PreviewType"="Plane"
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"CanUseSpriteAtlas"="True"
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}
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Lighting Off
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ZWrite Off
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Blend Off
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ColorMask 0
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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_local _ PIXELSNAP_ON
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#pragma multi_compile _ ETC1_EXTERNAL_ALPHA
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#define CURVEDWORLD_BEND_TYPE_CLASSICRUNNER_X_POSITIVE
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#define CURVEDWORLD_BEND_ID_1
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#pragma shader_feature_local CURVEDWORLD_DISABLED_ON
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#include "../../Core/CurvedWorldTransform.cginc"
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#include "UnitySprites.cginc"
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// alpha below which a mask should discard a pixel, thereby preventing the stencil buffer from being marked with the Mask's presence
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fixed _Cutoff;
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struct appdata_masking
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{
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float4 vertex : POSITION;
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half2 texcoord : TEXCOORD0;
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UNITY_VERTEX_INPUT_INSTANCE_ID
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};
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struct v2f_masking
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{
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float4 pos : SV_POSITION;
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half2 uv : TEXCOORD0;
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UNITY_VERTEX_OUTPUT_STEREO
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};
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v2f_masking vert(appdata_masking IN)
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{
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v2f_masking OUT;
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UNITY_SETUP_INSTANCE_ID(IN);
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UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(OUT);
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#if defined(CURVEDWORLD_IS_INSTALLED) && !defined(CURVEDWORLD_DISABLED_ON)
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CURVEDWORLD_TRANSFORM_VERTEX(IN.vertex)
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#endif
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OUT.pos = UnityObjectToClipPos(IN.vertex);
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OUT.uv = IN.texcoord;
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#ifdef PIXELSNAP_ON
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OUT.pos = UnityPixelSnap (OUT.pos);
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#endif
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return OUT;
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}
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fixed4 frag(v2f_masking IN) : SV_Target
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{
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fixed4 c = SampleSpriteTexture(IN.uv);
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// for masks: discard pixel if alpha falls below MaskingCutoff
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clip (c.a - _Cutoff);
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return _Color;
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}
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ENDCG
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}
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}
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CustomEditor "AmazingAssets.CurvedWorld.Editor.SpritesShaderGUI"
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}
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