#version 100

#extension GL_OES_standard_derivatives : require
uniform highp float u_skRTHeight;
precision mediump float;
precision mediump sampler2D;
uniform mediump vec3 uedges_Stage1[4];
uniform sampler2D uTextureSampler_0_Stage0;
varying highp vec2 vTextureCoords_Stage0;
varying highp float vTexIndex_Stage0;
varying highp vec2 vIntTextureCoords_Stage0;
varying mediump vec4 vinColor_Stage0;
void main() {
highp     vec4 sk_FragCoord = vec4(gl_FragCoord.x, u_skRTHeight - gl_FragCoord.y, gl_FragCoord.z, gl_FragCoord.w);
    mediump vec4 outputColor_Stage0;
    mediump vec4 outputCoverage_Stage0;
    {
        outputColor_Stage0 = vinColor_Stage0;
        highp vec2 uv = vTextureCoords_Stage0;
        mediump vec4 texColor;
        {
            texColor = texture2D(uTextureSampler_0_Stage0, uv).wwww;
        }
        mediump float distance = 7.96875 * (texColor.x - 0.501960813999176);
        mediump float afwidth;
        afwidth = abs(0.6499999761581421 * -dFdy(vIntTextureCoords_Stage0.y));
        mediump float val = smoothstep(-afwidth, afwidth, distance);
        outputCoverage_Stage0 = vec4(val);
    }
    mediump vec4 output_Stage1;
    {
        mediump float alpha = 1.0;
        mediump float edge;
        edge = dot(uedges_Stage1[0], vec3(sk_FragCoord.x, sk_FragCoord.y, 1.0));
        edge = clamp(edge, 0.0, 1.0);
        alpha *= edge;
        edge = dot(uedges_Stage1[1], vec3(sk_FragCoord.x, sk_FragCoord.y, 1.0));
        edge = clamp(edge, 0.0, 1.0);
        alpha *= edge;
        edge = dot(uedges_Stage1[2], vec3(sk_FragCoord.x, sk_FragCoord.y, 1.0));
        edge = clamp(edge, 0.0, 1.0);
        alpha *= edge;
        edge = dot(uedges_Stage1[3], vec3(sk_FragCoord.x, sk_FragCoord.y, 1.0));
        edge = clamp(edge, 0.0, 1.0);
        alpha *= edge;
        output_Stage1 = outputCoverage_Stage0 * alpha;
    }
    {
        gl_FragColor = outputColor_Stage0 * output_Stage1;
    }
}