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Add better color output

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This commit is contained in:
schmelczerandras 2020-09-24 21:51:26 +02:00
commit 7d2c74d6a8
1 changed files with 58 additions and 38 deletions
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20
src/drawables/shapes/circle.ts
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@ -9,17 +9,15 @@ export class Circle extends Drawable {
uniform vec2 circleCenters[CIRCLE_COUNT];
uniform float circleRadii[CIRCLE_COUNT];
void circleMinDistance(inout float minDistance, inout float color) {
float myMinDistance = maxMinDistance;
for (int i = 0; i < CIRCLE_COUNT; i++) {
float dist = distance(circleCenters[i], position) - circleRadii[i];
myMinDistance = min(myMinDistance, dist);
}
minDistance = min(minDistance, myMinDistance);
color = mix(1.0 / {paletteSize}, color, step(
distanceNdcPixelSize + SURFACE_OFFSET,
myMinDistance
));
float circleMinDistance(vec2 target, out float colorIndex) {
colorIndex = 2.0;
float minDistance = 1000.0;
for (int i = 0; i < CIRCLE_COUNT; i++) {
float dist = distance(circleCenters[i], target) - circleRadii[i];
minDistance = min(minDistance, dist);
}
return minDistance;
}
`,
distanceFunctionName: 'circleMinDistance',