init

cocos2d/cocos/renderer/ccShader_UI_Gray.frag

@@ -0,0 +1,16 @@
+const char* ccPositionTexture_GrayScale_frag = STRINGIFY(
+
+\n#ifdef GL_ES\n
+\nprecision mediump float;\n
+\n#endif\n
+\n\n
+\nvarying vec4 v_fragmentColor;\n
+\nvarying vec2 v_texCoord;\n
+\n\n
+\nvoid main(void)\n
+\n{\n
+	\nvec4 c = texture2D(CC_Texture0, v_texCoord);\n
+	\ngl_FragColor.xyz = vec3(0.2126*c.r + 0.7152*c.g + 0.0722*c.b);\n
+	\ngl_FragColor.w = c.w;\n
+\n}\n
+);