{
  "__type__": "cc.EffectAsset",
  "_name": "builtin-2d-graphics",
  "_objFlags": 0,
  "_native": "",
  "properties": null,
  "techniques": [
    {
      "passes": [
        {
          "blendState": {
            "targets": [
              {
                "blend": true,
                "blendSrc": 1,
                "blendDst": 771,
                "blendSrcAlpha": 1,
                "blendDstAlpha": 771
              }
            ]
          },
          "rasterizerState": {
            "cullMode": 0
          },
          "properties": {
            "alphaThreshold": {
              "value": [
                0.5
              ],
              "type": 13
            }
          },
          "program": "builtin-2d-graphics|vs|fs"
        }
      ]
    }
  ],
  "shaders": [
    {
      "hash": 550349795,
      "glsl3": {
        "vert": "\nprecision highp float;\nuniform CCGlobal {\n  mat4 cc_matView;\n  mat4 cc_matViewInv;\n  mat4 cc_matProj;\n  mat4 cc_matProjInv;\n  mat4 cc_matViewProj;\n  mat4 cc_matViewProjInv;\n  vec4 cc_cameraPos;\n  vec4 cc_time;\n  mediump vec4 cc_screenSize;\n  mediump vec4 cc_screenScale;\n};\nuniform CCLocal {\n  mat4 cc_matWorld;\n  mat4 cc_matWorldIT;\n};\nin vec3 a_position;\nin vec4 a_color;\nout vec4 v_color;\nin float a_dist;\nout float v_dist;\nvoid main () {\n  vec4 pos = vec4(a_position, 1);\n  pos = cc_matViewProj * cc_matWorld * pos;\n  v_color = a_color;\n  v_dist = a_dist;\n  gl_Position = pos;\n}",
        "frag": "\n#if CC_SUPPORT_standard_derivatives\n  #extension GL_OES_standard_derivatives : enable\n#endif\nprecision highp float;\n#if USE_ALPHA_TEST\n  uniform ALPHA_TEST {\n    float alphaThreshold;\n  };\n#endif\nvoid ALPHA_TEST (in vec4 color) {\n  #if USE_ALPHA_TEST\n      if (color.a < alphaThreshold) discard;\n  #endif\n}\nvoid ALPHA_TEST (in float alpha) {\n  #if USE_ALPHA_TEST\n      if (alpha < alphaThreshold) discard;\n  #endif\n}\nin vec4 v_color;\nin float v_dist;\nvoid main () {\n  vec4 o = v_color;\n  ALPHA_TEST(o);\n  #if CC_SUPPORT_standard_derivatives\n    float aa = fwidth(v_dist);\n  #else\n    float aa = 0.05;\n  #endif\n  float alpha = 1. - smoothstep(-aa, 0., abs(v_dist) - 1.0);\n  o.rgb *= o.a;\n  o *= alpha;\n  gl_FragColor = o;\n}"
      },
      "glsl1": {
        "vert": "\nprecision highp float;\nuniform mat4 cc_matViewProj;\nuniform mat4 cc_matWorld;\nattribute vec3 a_position;\nattribute vec4 a_color;\nvarying vec4 v_color;\nattribute float a_dist;\nvarying float v_dist;\nvoid main () {\n  vec4 pos = vec4(a_position, 1);\n  pos = cc_matViewProj * cc_matWorld * pos;\n  v_color = a_color;\n  v_dist = a_dist;\n  gl_Position = pos;\n}",
        "frag": "\n#if CC_SUPPORT_standard_derivatives\n  #extension GL_OES_standard_derivatives : enable\n#endif\nprecision highp float;\n#if USE_ALPHA_TEST\n  uniform float alphaThreshold;\n#endif\nvoid ALPHA_TEST (in vec4 color) {\n  #if USE_ALPHA_TEST\n      if (color.a < alphaThreshold) discard;\n  #endif\n}\nvoid ALPHA_TEST (in float alpha) {\n  #if USE_ALPHA_TEST\n      if (alpha < alphaThreshold) discard;\n  #endif\n}\nvarying vec4 v_color;\nvarying float v_dist;\nvoid main () {\n  vec4 o = v_color;\n  ALPHA_TEST(o);\n  #if CC_SUPPORT_standard_derivatives\n    float aa = fwidth(v_dist);\n  #else\n    float aa = 0.05;\n  #endif\n  float alpha = 1. - smoothstep(-aa, 0., abs(v_dist) - 1.0);\n  o.rgb *= o.a;\n  o *= alpha;\n  gl_FragColor = o;\n}"
      },
      "builtins": {
        "globals": {
          "blocks": [
            {
              "name": "CCGlobal",
              "defines": []
            }
          ],
          "samplers": []
        },
        "locals": {
          "blocks": [
            {
              "name": "CCLocal",
              "defines": []
            }
          ],
          "samplers": []
        }
      },
      "defines": [
        {
          "name": "CC_SUPPORT_standard_derivatives",
          "type": "boolean",
          "defines": []
        },
        {
          "name": "USE_ALPHA_TEST",
          "type": "boolean",
          "defines": []
        }
      ],
      "blocks": [
        {
          "name": "ALPHA_TEST",
          "members": [
            {
              "name": "alphaThreshold",
              "type": 13,
              "count": 1
            }
          ],
          "defines": [
            "USE_ALPHA_TEST"
          ],
          "binding": 0
        }
      ],
      "samplers": [],
      "record": null,
      "name": "builtin-2d-graphics|vs|fs"
    }
  ]
}