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Add vertical gradient

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This commit is contained in:
Eryn Wells 2018-10-05 20:27:47 -07:00
parent 094a15f145
commit edce32e021
2 changed files with 13 additions and 3 deletions
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10
MetaballsKit/Shaders.metal
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@ -83,16 +83,22 @@ sampleToColorShader(RasterizerData in [[stage_in]],
const float target = parameters.target;
const float feather = parameters.feather;
const float sample = sampleAtPoint(in.position.xy, balls, parameters.numberOfBalls);
const float blend = in.position.x / parameters.size.x;
float4 out;
switch (parameters.colorStyle) {
case SingleColor:
out = singleColor(sample, target, feather, parameters.colors[0]);
break;
case Gradient2Horizontal:
case Gradient2Horizontal: {
const float blend = in.position.x / parameters.size.x;
out = gradient2(sample, target, feather, blend, parameters.colors[0], parameters.colors[1]);
break;
}
case Gradient2Vertical: {
const float blend = in.position.y / parameters.size.y;
out = gradient2(sample, target, feather, blend, parameters.colors[0], parameters.colors[1]);
break;
}
}
return out;