blob: 450d975fed4e643915cba0305233990c7538545c [file] [log] [blame]
#version 100
uniform highp float u_skRTHeight;
precision mediump float;
precision mediump sampler2D;
uniform mediump vec3 uedges_Stage1[4];
varying highp vec4 vinCircleEdge_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;
{
highp vec4 circleEdge;
circleEdge = vinCircleEdge_Stage0;
outputColor_Stage0 = vinColor_Stage0;
highp float d = length(circleEdge.xy);
mediump float distanceToOuterEdge = circleEdge.z * (1.0 - d);
mediump float edgeAlpha = clamp(distanceToOuterEdge, 0.0, 1.0);
outputCoverage_Stage0 = vec4(edgeAlpha);
}
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;
}
}