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- #pragma target 2.0
-
- #include "UnityCG.cginc"
- #include "UnityUI.cginc"
-
- #pragma multi_compile_local _ UNITY_UI_CLIP_RECT
- #pragma multi_compile_local _ UNITY_UI_ALPHACLIP
-
- struct appdata_t
- {
- float4 vertex : POSITION;
- float4 color : COLOR;
- float2 texcoord : TEXCOORD0;
- UNITY_VERTEX_INPUT_INSTANCE_ID
- };
-
- struct v2f
- {
- float4 vertex : SV_POSITION;
- fixed4 color : COLOR;
- float2 texcoord : TEXCOORD0;
- float4 worldPosition : TEXCOORD1;
- UNITY_VERTEX_OUTPUT_STEREO
- };
-
- sampler2D _MainTex;
- fixed4 _TextureSampleAdd;
- float4 _ClipRect;
- float4 _MainTex_ST;
-
- v2f vert(appdata_t v)
- {
- v2f OUT;
- UNITY_SETUP_INSTANCE_ID(v);
- UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(OUT);
- OUT.worldPosition = v.vertex;
- OUT.vertex = UnityObjectToClipPos(OUT.worldPosition);
- OUT.texcoord = TRANSFORM_TEX(v.texcoord, _MainTex);
- OUT.color.a = v.color.a;
- OUT.color.rgb = v.color.rgb * v.color.a;
-
- return OUT;
- }
-
- fixed4 frag(v2f IN) : SV_Target
- {
- float4 color = (tex2D(_MainTex, IN.texcoord) + _TextureSampleAdd) * IN.color;
-
- #ifdef UNITY_UI_CLIP_RECT
- color.a *= UnityGet2DClipping(IN.worldPosition.xy, _ClipRect);
- #endif
-
- #ifdef UNITY_UI_ALPHACLIP
- clip (color.a - 0.001);
- #endif
-
- #ifdef DO_BLEND_POSTPROCESS
- DO_BLEND_POSTPROCESS
- #endif
-
- return color;
- }
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