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Use resolved footprint geometry when building junction mesh

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This commit is contained in:
Victor Giers
2026-05-13 16:36:28 +02:00
parent 674d9f7d81
commit 05f8935700
1 changed files with 18 additions and 14 deletions
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32
src/geometry/spline-corridor-junction-mesh.ts
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@@ -72,6 +72,7 @@ export function buildSplineCorridorJunctionMeshGeometry(options: {
return null; return null;
} }
const resolvedFootprint = footprint;
const conformToTerrain = shouldConformToTerrain({ junction, paths }); const conformToTerrain = shouldConformToTerrain({ junction, paths });
const positions: number[] = []; const positions: number[] = [];
const uvs: number[] = []; const uvs: number[] = [];
@@ -86,30 +87,32 @@ export function buildSplineCorridorJunctionMeshGeometry(options: {
} }
function pushUv(x: number, z: number) { function pushUv(x: number, z: number) {
const deltaX = x - footprint.center.x; const deltaX = x - resolvedFootprint.center.x;
const deltaZ = z - footprint.center.z; const deltaZ = z - resolvedFootprint.center.z;
uvs.push( uvs.push(
deltaX * footprint.rightAxis.x + deltaZ * footprint.rightAxis.z, deltaX * resolvedFootprint.rightAxis.x +
deltaX * footprint.forwardAxis.x + deltaZ * footprint.forwardAxis.z deltaZ * resolvedFootprint.rightAxis.z,
deltaX * resolvedFootprint.forwardAxis.x +
deltaZ * resolvedFootprint.forwardAxis.z
); );
} }
positions.push( positions.push(
footprint.center.x, resolvedFootprint.center.x,
resolveY( resolveY(
{ {
x: footprint.center.x, x: resolvedFootprint.center.x,
y: junction.center.y, y: junction.center.y,
z: footprint.center.z z: resolvedFootprint.center.z
}, },
footprint.center.fallbackY, resolvedFootprint.center.fallbackY,
footprint.center.heightOffset resolvedFootprint.center.heightOffset
), ),
footprint.center.z resolvedFootprint.center.z
); );
pushUv(footprint.center.x, footprint.center.z); pushUv(resolvedFootprint.center.x, resolvedFootprint.center.z);
for (const point of footprint.points) { for (const point of resolvedFootprint.points) {
positions.push( positions.push(
point.x, point.x,
resolveY( resolveY(
@@ -126,9 +129,10 @@ export function buildSplineCorridorJunctionMeshGeometry(options: {
pushUv(point.x, point.z); pushUv(point.x, point.z);
} }
for (let index = 0; index < footprint.points.length; index += 1) { for (let index = 0; index < resolvedFootprint.points.length; index += 1) {
const current = index + 1; const current = index + 1;
const next = index === footprint.points.length - 1 ? 1 : current + 1; const next =
index === resolvedFootprint.points.length - 1 ? 1 : current + 1;
indices.push(0, current, next); indices.push(0, current, next);
} }