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chore: format shaders

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This commit is contained in:
Stevan
2026-04-11 15:57:09 +02:00
parent fd5ef6753b
commit 1258ea8f61
2 changed files with 18 additions and 22 deletions
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5
assets/shaders/basic.vs
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@@ -9,10 +9,9 @@ uniform mat4 mvp;
out vec2 fragTexCoord; out vec2 fragTexCoord;
out vec4 fragColor; out vec4 fragColor;
void main() void main() {
{
fragTexCoord = vertexTexCoord; fragTexCoord = vertexTexCoord;
fragColor = vertexColor; fragColor = vertexColor;
gl_Position = mvp * vec4(vertexPosition, 1.0); gl_Position = mvp * vec4(vertexPosition, 1.0);
} }

35
assets/shaders/distance_field.fs
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@@ -13,8 +13,8 @@ uniform float shapeInfluence;
out vec4 finalColor; out vec4 finalColor;
float getBallInfluence(vec2 pos, vec2 center, float radius) { float getBallInfluence(vec2 pos, vec2 center, float radius) {
vec2 diff = pos - center; vec2 diff = pos - center;
float distSq = dot(diff, diff); float distSq = dot(diff, diff);
float radiusSq = radius * radius; float radiusSq = radius * radius;
if (distSq > radiusSq) return 0.0; if (distSq > radiusSq) return 0.0;
float dist = sqrt(distSq); float dist = sqrt(distSq);
@@ -24,37 +24,34 @@ float getBallInfluence(vec2 pos, vec2 center, float radius) {
float getShapeInfluence(vec2 pos) { float getShapeInfluence(vec2 pos) {
vec2 uv = pos / resolution; vec2 uv = pos / resolution;
uv.y = 1.0 - uv.y; uv.y = 1.0 - uv.y;
if (any(lessThan(uv, vec2(0.0))) || any(greaterThan(uv, vec2(1.0)))) { if (any(lessThan(uv, vec2(0.0))) || any(greaterThan(uv, vec2(1.0)))) return 0.0;
return 0.0;
}
float signedDistance = texture(distanceFieldTex, uv).r * 255.0 - 128.0; float signedDistance = texture(distanceFieldTex, uv).r * 255.0 - 128.0;
float isInside = step(signedDistance, 0.0); float isInside = step(signedDistance, 0.0);
float isOutside = 1.0 - isInside; float isOutside = 1.0 - isInside;
// inside calculation // inside calculation
float normalizedDist = abs(signedDistance) * 0.015625; // 1/64 float normalizedDist = abs(signedDistance) * 0.015625; // 1/64
float insideInfluence = shapeInfluence * exp(-normalizedDist * 0.5) * 3.0; float insideInfluence = shapeInfluence * exp(-normalizedDist * 0.5) * 3.0;
// outside calculation // outside calculation
float adjustedDistance = signedDistance * 0.5; float adjustedDistance = signedDistance * 0.5;
float shapeInfluenceSq = shapeInfluence * shapeInfluence; float shapeInfluenceSq = shapeInfluence * shapeInfluence;
float outsideInfluence = shapeInfluenceSq / (adjustedDistance * adjustedDistance + shapeInfluence) + float outsideInfluence = shapeInfluenceSq / (adjustedDistance * adjustedDistance + shapeInfluence) +
shapeInfluence * 0.8 * exp(-signedDistance * 0.025); // 1/40 shapeInfluence * 0.8 * exp(-signedDistance * 0.025); // 1/40
return isInside * insideInfluence + isOutside * outsideInfluence; return isInside * insideInfluence + isOutside * outsideInfluence;
} }
void main() void main() {
{
vec2 pixelPos = fragTexCoord * resolution; vec2 pixelPos = fragTexCoord * resolution;
float ballValue = getBallInfluence(pixelPos, mousePos, ballRadius); float ballValue = getBallInfluence(pixelPos, mousePos, ballRadius);
float shapeValue = getShapeInfluence(pixelPos); float shapeValue = getShapeInfluence(pixelPos);
float totalValue = ballValue + shapeValue * 0.01; float totalValue = ballValue + shapeValue * 0.01;
float mask = step(0.75, totalValue); float mask = step(0.75, totalValue);
finalColor = vec4(mask, mask, mask, 1.0); finalColor = vec4(mask, mask, mask, 1.0);
} }