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out vec4 sk_FragColor;
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uniform vec4 colorWhite;
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vec4 main() {
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vec4 x = colorWhite;
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for (float r = -5.0;r < 5.0; r += 1.0) {
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x.x = clamp(r, 0.0, 1.0);
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if (x.x == 0.0) break;
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}
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for (float b = 5.0;b >= 0.0; b -= 1.0) {
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x.z = b;
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if (x.w == 1.0) continue;
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x.y = 0.0;
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}
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return x;
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|
}
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