| #version 100 |
| |
| precision mediump float; |
| precision mediump sampler2D; |
| varying highp vec4 vinCircleEdge_Stage0; |
| varying mediump vec4 vinColor_Stage0; |
| void main() { |
| 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); |
| } |
| { |
| gl_FragColor = outputColor_Stage0 * outputCoverage_Stage0; |
| } |
| } |