{
  "ver": "1.0.27",
  "uuid": "4ecfd69b-47e1-4518-ad03-bd83e1cd2b70",
  "importer": "effect",
  "compiledShaders": [
    {
      "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;\n#if USE_TEXTURE\nattribute vec2 a_uv0;\nvarying vec2 v_uv0;\n#endif\nvoid main () {\n  vec4 pos = vec4(a_position, 1);\n  #if CC_USE_MODEL\n  pos = cc_matViewProj * cc_matWorld * pos;\n  #else\n  pos = cc_matViewProj * pos;\n  #endif\n  #if USE_TEXTURE\n  v_uv0 = a_uv0;\n  #endif\n  v_color = a_color;\n  gl_Position = pos;\n}",
        "frag": "\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;\nuniform float edge;\n#if USE_TEXTURE\nvarying vec2 v_uv0;\nuniform sampler2D texture;\n#endif\nvoid main () {\n  vec4 o = vec4(1, 1, 1, 1);\n  #if USE_TEXTURE\n  o *= texture2D(texture, v_uv0);\n    #if CC_USE_ALPHA_ATLAS_TEXTURE\n    o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n    #endif\n  #endif\n  o *= v_color;\n  ALPHA_TEST(o);\n  vec2 uv = v_uv0.xy - vec2(0.5, 0.5);\n  float rx = abs(uv.x) - (0.5 - edge);\n  float ry = abs(uv.y) - (0.5 - edge);\n  float mx = step(0.5 - edge, abs(uv.x));\n  float my = step(0.5 - edge, abs(uv.y));\n  float radius = length(vec2(rx, ry));\n  float a = 1.0 - mx * my * step(edge, radius) * smoothstep(0., edge * 0.01, radius - edge);\n  gl_FragColor = vec4(o.rgb, o.a * a);\n}"
      },
      "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;\n#if USE_TEXTURE\nin vec2 a_uv0;\nout vec2 v_uv0;\n#endif\nvoid main () {\n  vec4 pos = vec4(a_position, 1);\n  #if CC_USE_MODEL\n  pos = cc_matViewProj * cc_matWorld * pos;\n  #else\n  pos = cc_matViewProj * pos;\n  #endif\n  #if USE_TEXTURE\n  v_uv0 = a_uv0;\n  #endif\n  v_color = a_color;\n  gl_Position = pos;\n}",
        "frag": "\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;\nuniform Props {\n  float edge;\n};\n#if USE_TEXTURE\nin vec2 v_uv0;\nuniform sampler2D texture;\n#endif\nvoid main () {\n  vec4 o = vec4(1, 1, 1, 1);\n  #if USE_TEXTURE\n  o *= texture(texture, v_uv0);\n    #if CC_USE_ALPHA_ATLAS_TEXTURE\n    o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n    #endif\n  #endif\n  o *= v_color;\n  ALPHA_TEST(o);\n  vec2 uv = v_uv0.xy - vec2(0.5, 0.5);\n  float rx = abs(uv.x) - (0.5 - edge);\n  float ry = abs(uv.y) - (0.5 - edge);\n  float mx = step(0.5 - edge, abs(uv.x));\n  float my = step(0.5 - edge, abs(uv.y));\n  float radius = length(vec2(rx, ry));\n  float a = 1.0 - mx * my * step(edge, radius) * smoothstep(0., edge * 0.01, radius - edge);\n  gl_FragColor = vec4(o.rgb, o.a * a);\n}"
      }
    }
  ],
  "subMetas": {}
}