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| 1 | +// used for world space UI elements, to hide point cloud points behind it |
| 2 | +// https://github.com/unitycoder/UnityPointCloudViewer |
| 3 | + |
| 4 | +Shader "UI/Default-With-Occlusion-Pass" |
| 5 | +{ |
| 6 | + Properties |
| 7 | + { |
| 8 | + [PerRendererData] _MainTex ("Sprite Texture", 2D) = "white" {} |
| 9 | + _Color ("Tint", Color) = (1,1,1,1) |
| 10 | + |
| 11 | + _StencilComp ("Stencil Comparison", Float) = 8 |
| 12 | + _Stencil ("Stencil ID", Float) = 0 |
| 13 | + _StencilOp ("Stencil Operation", Float) = 0 |
| 14 | + _StencilWriteMask ("Stencil Write Mask", Float) = 255 |
| 15 | + _StencilReadMask ("Stencil Read Mask", Float) = 255 |
| 16 | + |
| 17 | + _ColorMask ("Color Mask", Float) = 15 |
| 18 | + |
| 19 | + [Toggle(UNITY_UI_ALPHACLIP)] _UseUIAlphaClip ("Use Alpha Clip", Float) = 0 |
| 20 | + } |
| 21 | + |
| 22 | + SubShader |
| 23 | + { |
| 24 | + Pass |
| 25 | + { |
| 26 | + Tags { "Queue"="Geometry-1" } |
| 27 | + |
| 28 | + ZWrite On |
| 29 | + ZTest LEqual |
| 30 | + //ColorMask 0 |
| 31 | + |
| 32 | + CGPROGRAM |
| 33 | + #pragma vertex vert |
| 34 | + #pragma fragment frag |
| 35 | + #pragma target 2.0 |
| 36 | + |
| 37 | + #include "UnityCG.cginc" |
| 38 | + #include "UnityUI.cginc" |
| 39 | + |
| 40 | + #pragma multi_compile __ UNITY_UI_ALPHACLIP |
| 41 | + |
| 42 | + struct appdata_t |
| 43 | + { |
| 44 | + float4 vertex : POSITION; |
| 45 | + float4 color : COLOR; |
| 46 | + float2 texcoord : TEXCOORD0; |
| 47 | + UNITY_VERTEX_INPUT_INSTANCE_ID |
| 48 | + }; |
| 49 | + |
| 50 | + struct v2f |
| 51 | + { |
| 52 | + float4 vertex : SV_POSITION; |
| 53 | + fixed4 color : COLOR; |
| 54 | + float2 texcoord : TEXCOORD0; |
| 55 | + float4 worldPosition : TEXCOORD1; |
| 56 | + UNITY_VERTEX_OUTPUT_STEREO |
| 57 | + }; |
| 58 | + |
| 59 | + fixed4 _Color; |
| 60 | + fixed4 _TextureSampleAdd; |
| 61 | + float4 _ClipRect; |
| 62 | + |
| 63 | + v2f vert(appdata_t IN) |
| 64 | + { |
| 65 | + v2f OUT; |
| 66 | + UNITY_SETUP_INSTANCE_ID(IN); |
| 67 | + UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(OUT); |
| 68 | + OUT.worldPosition = IN.vertex; |
| 69 | + OUT.vertex = UnityObjectToClipPos(OUT.worldPosition); |
| 70 | + |
| 71 | + OUT.texcoord = IN.texcoord; |
| 72 | + |
| 73 | + OUT.color = IN.color;// * _Color; |
| 74 | + return OUT; |
| 75 | + } |
| 76 | + |
| 77 | + sampler2D _MainTex; |
| 78 | + |
| 79 | + fixed4 frag(v2f IN) : SV_Target |
| 80 | + { |
| 81 | + half4 color = (tex2D(_MainTex, IN.texcoord) + _TextureSampleAdd) * IN.color; |
| 82 | + |
| 83 | + color.a *= UnityGet2DClipping(IN.worldPosition.xy, _ClipRect); |
| 84 | + |
| 85 | + //#ifdef UNITY_UI_ALPHACLIP |
| 86 | + clip (color.a - 0.001); |
| 87 | + //#endif |
| 88 | + |
| 89 | + return color; |
| 90 | + } |
| 91 | + ENDCG |
| 92 | + } |
| 93 | + |
| 94 | + |
| 95 | + // draw actual text |
| 96 | + Pass |
| 97 | + { |
| 98 | + Tags |
| 99 | + { |
| 100 | + "Queue"="Transparent" |
| 101 | + "IgnoreProjector"="True" |
| 102 | + "RenderType"="Transparent" |
| 103 | + "PreviewType"="Plane" |
| 104 | + "CanUseSpriteAtlas"="True" |
| 105 | + } |
| 106 | + |
| 107 | + Stencil |
| 108 | + { |
| 109 | + Ref [_Stencil] |
| 110 | + Comp [_StencilComp] |
| 111 | + Pass [_StencilOp] |
| 112 | + ReadMask [_StencilReadMask] |
| 113 | + WriteMask [_StencilWriteMask] |
| 114 | + } |
| 115 | + |
| 116 | + Cull Off |
| 117 | + Lighting Off |
| 118 | + ZWrite Off |
| 119 | + ZTest [unity_GUIZTestMode] |
| 120 | + Blend SrcAlpha OneMinusSrcAlpha |
| 121 | + ColorMask [_ColorMask] |
| 122 | + |
| 123 | + |
| 124 | + Name "Default" |
| 125 | + CGPROGRAM |
| 126 | + #pragma vertex vert |
| 127 | + #pragma fragment frag |
| 128 | + #pragma target 2.0 |
| 129 | + |
| 130 | + #include "UnityCG.cginc" |
| 131 | + #include "UnityUI.cginc" |
| 132 | + |
| 133 | + #pragma multi_compile __ UNITY_UI_ALPHACLIP |
| 134 | + |
| 135 | + struct appdata_t |
| 136 | + { |
| 137 | + float4 vertex : POSITION; |
| 138 | + float4 color : COLOR; |
| 139 | + float2 texcoord : TEXCOORD0; |
| 140 | + UNITY_VERTEX_INPUT_INSTANCE_ID |
| 141 | + }; |
| 142 | + |
| 143 | + struct v2f |
| 144 | + { |
| 145 | + float4 vertex : SV_POSITION; |
| 146 | + fixed4 color : COLOR; |
| 147 | + float2 texcoord : TEXCOORD0; |
| 148 | + float4 worldPosition : TEXCOORD1; |
| 149 | + UNITY_VERTEX_OUTPUT_STEREO |
| 150 | + }; |
| 151 | + |
| 152 | + fixed4 _Color; |
| 153 | + fixed4 _TextureSampleAdd; |
| 154 | + float4 _ClipRect; |
| 155 | + |
| 156 | + v2f vert(appdata_t IN) |
| 157 | + { |
| 158 | + v2f OUT; |
| 159 | + UNITY_SETUP_INSTANCE_ID(IN); |
| 160 | + UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(OUT); |
| 161 | + OUT.worldPosition = IN.vertex; |
| 162 | + OUT.vertex = UnityObjectToClipPos(OUT.worldPosition); |
| 163 | + |
| 164 | + OUT.texcoord = IN.texcoord; |
| 165 | + |
| 166 | + OUT.color = IN.color * _Color; |
| 167 | + return OUT; |
| 168 | + } |
| 169 | + |
| 170 | + sampler2D _MainTex; |
| 171 | + |
| 172 | + fixed4 frag(v2f IN) : SV_Target |
| 173 | + { |
| 174 | + half4 color = (tex2D(_MainTex, IN.texcoord) + _TextureSampleAdd) * IN.color; |
| 175 | + |
| 176 | + color.a *= UnityGet2DClipping(IN.worldPosition.xy, _ClipRect); |
| 177 | + |
| 178 | + #ifdef UNITY_UI_ALPHACLIP |
| 179 | + clip (color.a - 0.001); |
| 180 | + #endif |
| 181 | + |
| 182 | + return color; |
| 183 | + } |
| 184 | + ENDCG |
| 185 | + } |
| 186 | + } |
| 187 | +} |
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