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Update box brush corner position calculation

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This commit is contained in:
Victor Giers
2026-04-05 02:22:33 +02:00
parent 711289cc9e
commit ce5e18641b
1 changed files with 14 additions and 11 deletions
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25
src/geometry/box-brush.ts
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@@ -1,7 +1,8 @@
import { Euler, MathUtils, Vector3 } from "three";
import type { Vec3 } from "../core/vector";
import type { BoxBrush } from "../document/brushes";
import { type BoxBrush } from "../document/brushes";
import { getBoxBrushLocalVertexPosition } from "./box-brush-mesh";
export interface BoxBrushBounds {
min: Vec3;
@@ -38,7 +39,6 @@ export function getBoxBrushBounds(brush: BoxBrush): BoxBrushBounds {
}
export function getBoxBrushCornerPositions(brush: BoxBrush): Vec3[] {
const halfSize = getBoxBrushHalfSize(brush);
const rotation = new Euler(
MathUtils.degToRad(brush.rotationDegrees.x),
MathUtils.degToRad(brush.rotationDegrees.y),
@@ -46,15 +46,18 @@ export function getBoxBrushCornerPositions(brush: BoxBrush): Vec3[] {
"XYZ"
);
const offsets = [
new Vector3(-halfSize.x, -halfSize.y, -halfSize.z),
new Vector3(halfSize.x, -halfSize.y, -halfSize.z),
new Vector3(-halfSize.x, halfSize.y, -halfSize.z),
new Vector3(halfSize.x, halfSize.y, -halfSize.z),
new Vector3(-halfSize.x, -halfSize.y, halfSize.z),
new Vector3(halfSize.x, -halfSize.y, halfSize.z),
new Vector3(-halfSize.x, halfSize.y, halfSize.z),
new Vector3(halfSize.x, halfSize.y, halfSize.z)
];
"negX_negY_negZ",
"posX_negY_negZ",
"negX_posY_negZ",
"posX_posY_negZ",
"negX_negY_posZ",
"posX_negY_posZ",
"negX_posY_posZ",
"posX_posY_posZ"
].map((vertexId) => {
const localVertex = getBoxBrushLocalVertexPosition(brush, vertexId as keyof BoxBrush["geometry"]["vertices"] & never);
return new Vector3(localVertex.x, localVertex.y, localVertex.z);
});
return offsets.map((offset) => {
const rotatedOffset = offset.clone().applyEuler(rotation);