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Make physics more fun

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This commit is contained in:
schmelczerandras 2020-10-16 11:48:52 +02:00
parent 155e360c8e
commit 89fafeafd3
41 changed files with 511 additions and 334 deletions
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34
frontend/src/scripts/shapes/blob-shape.ts
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@ -11,7 +11,7 @@ export class BlobShape extends Drawable {
uniform vec2 rightFootCenters[BLOB_COUNT];
uniform float headRadii[BLOB_COUNT];
uniform float footRadii[BLOB_COUNT];
uniform float blobColors[BLOB_COUNT];
uniform int blobColors[BLOB_COUNT];
float blobSmoothMin(float a, float b)
{
@ -24,7 +24,7 @@ export class BlobShape extends Drawable {
return distance(target, circleCenter) - radius;
}
float blobMinDistance(vec2 target, out float colorIndex) {
float blobMinDistance(vec2 target, out vec4 color) {
float minDistance = 1000.0;
for (int i = 0; i < BLOB_COUNT; i++) {
@ -40,30 +40,24 @@ export class BlobShape extends Drawable {
vec2 leftEyeOffset = vec2(-headRadii[i] * 0.35, headRadii[i] * 0.2);
vec2 rightEyeOffset = vec2(headRadii[i] * 0.35, headRadii[i] * 0.2);
res = max(
res,
-circleDistance(headCenters[i] + leftEyeOffset, headRadii[i] * 0.25, target)
float eyeDistance = min(
circleDistance(headCenters[i] + rightEyeOffset, headRadii[i] * 0.25, target),
circleDistance(headCenters[i] + leftEyeOffset, headRadii[i] * 0.25, target)
);
res = max(
res,
-circleDistance(headCenters[i] + rightEyeOffset, headRadii[i] * 0.25, target)
);
res = min(
res,
circleDistance(headCenters[i] + leftEyeOffset + vec2(0, -headRadii[i] * 0.175), headRadii[i] * 0.25, target)
eyeDistance = max(
eyeDistance,
-circleDistance(headCenters[i] + leftEyeOffset + vec2(0, -headRadii[i] * 0.175), headRadii[i] * 0.2, target)
);
res = min(
res,
circleDistance(headCenters[i] + rightEyeOffset + vec2(0, -headRadii[i] * 0.175), headRadii[i] * 0.25, target)
eyeDistance = max(
eyeDistance,
-circleDistance(headCenters[i] + rightEyeOffset + vec2(0, -headRadii[i] * 0.175), headRadii[i] * 0.2, target)
);
minDistance = min(minDistance, res);
if (res < 0.0) {
colorIndex = blobColors[i];
if (res < minDistance) {
minDistance = res;
color = eyeDistance < 0.0 ? vec4(1.0) : readFromPalette(blobColors[i]);
}
}