stlTexturizer/archived-stlTexturizer
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reduce preview edges

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This commit is contained in:
Andrew Sink
2026-03-21 10:50:18 -04:00
parent 27306ed596
commit ad39191a9f
2 changed files with 15 additions and 8 deletions
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js/main.js
+13 -6
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@@ -26,6 +26,8 @@ let previewDebounce = null;
// Boundary edge data texture for per-fragment falloff in bump-only preview
let _boundaryEdgeTex = null;
let _boundaryEdgeCount = 0;
let _falloffDirty = true; // recompute falloff on next updateFaceMask
let _falloffGeometry = null; // geometry the falloff was last computed for
// ── Exclusion state ───────────────────────────────────────────────────────────
let excludedFaces = new Set(); // triangle indices in currentGeometry
@@ -331,11 +333,11 @@ function wireEvents() {
linkSlider(rotationSlider, rotationVal, v => { settings.rotation = v; return Math.round(v); });
linkSlider(amplitudeSlider, amplitudeVal, v => { settings.amplitude = v; checkAmplitudeWarning(); return v.toFixed(2); });
amplitudeVal.addEventListener('change', checkAmplitudeWarning);
linkSlider(boundaryFalloffSlider, boundaryFalloffVal, v => { settings.boundaryFalloff = v; return v.toFixed(1); });
linkSlider(boundaryFalloffSlider, boundaryFalloffVal, v => { settings.boundaryFalloff = v; _falloffDirty = true; return v.toFixed(1); });
linkSlider(refineLenSlider, refineLenVal, v => { settings.refineLength = v; return v.toFixed(2); }, false);
linkSlider(maxTriSlider, maxTriVal, v => { settings.maxTriangles = v; return formatM(v); }, false);
linkSlider(bottomAngleLimitSlider, bottomAngleLimitVal, v => { settings.bottomAngleLimit = v; return v; });
linkSlider(topAngleLimitSlider, topAngleLimitVal, v => { settings.topAngleLimit = v; return v; });
linkSlider(bottomAngleLimitSlider, bottomAngleLimitVal, v => { settings.bottomAngleLimit = v; _falloffDirty = true; return v; });
linkSlider(topAngleLimitSlider, topAngleLimitVal, v => { settings.topAngleLimit = v; _falloffDirty = true; return v; });
linkSlider(seamBlendSlider, seamBlendVal, v => { settings.mappingBlend = v; return v.toFixed(2); });
linkSlider(seamBandWidthSlider, seamBandWidthVal, v => { settings.seamBandWidth = v; return v.toFixed(2); });
symmetricDispToggle.addEventListener('change', () => {
@@ -796,6 +798,7 @@ function handlePlaceOnFaceClick(e) {
function refreshExclusionOverlay() {
if (!currentGeometry) return;
_falloffDirty = true;
if (selectionMode) {
// Include Only mode: tint the complement (non-selected faces) with a pastel blue
// so the model stays visible against the dark background before any faces are painted.
@@ -1146,8 +1149,12 @@ function updateFaceMask(geometry) {
addFaceNormals(geometry);
}
computeBoundaryFalloffAttr(geometry, maskArr);
computeBoundaryEdges(geometry, maskArr);
if (_falloffDirty || geometry !== _falloffGeometry) {
computeBoundaryFalloffAttr(geometry, maskArr);
computeBoundaryEdges(geometry, maskArr);
_falloffDirty = false;
_falloffGeometry = geometry;
}
syncBoundaryEdgeUniforms();
}
@@ -1388,7 +1395,7 @@ function computeBoundaryEdges(geometry, userMaskArr) {
}
}
const MAX_EDGES = 512;
const MAX_EDGES = 64;
const edges = [];
for (const [key, faces] of edgeFaces) {
if (edges.length >= MAX_EDGES) break;