h3n3/yet-another-cad-viewer
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playground: fully working (snapshots left as future work) and other quality of life improvements

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Yeicor
2025-07-25 17:59:40 +02:00
parent a63d018850
commit 8a435b5f1a
15 changed files with 289 additions and 81 deletions
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12
frontend/tools/OrientationGizmo.vue
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@@ -1,12 +1,15 @@
<script lang="ts" setup>
import {onMounted, onUpdated, ref} from "vue";
import type {ModelScene} from "@google/model-viewer/lib/three-components/ModelScene";
// @ts-expect-error
import * as OrientationGizmoRaw from "three-orientation-gizmo/src/OrientationGizmo";
import type ModelViewerWrapper from "../viewer/ModelViewerWrapper.vue";
import {currentSceneRotation} from "../viewer/lighting.ts";
// Optimized minimal dependencies from three
import {Vector3} from "three/src/math/Vector3.js";
import {Matrix4} from "three/src/math/Matrix4.js";
import type ModelViewerWrapper from "../viewer/ModelViewerWrapper.vue";
import {Euler} from "three/src/math/Euler.js";
(globalThis as any).THREE = {Vector3, Matrix4} as any // HACK: Required for the gizmo to work
@@ -48,7 +51,7 @@ function createGizmo(expectedParent: HTMLElement, scene: ModelScene): HTMLElemen
axis.direction.y = -axis.direction.y;
axis.direction.z = -axis.direction.z;
}
wantedTheta = Math.atan2(axis.direction.x, axis.direction.z);
wantedTheta = Math.atan2(axis.direction.x, axis.direction.z) + currentSceneRotation;
wantedPhi = Math.asin(-axis.direction.y) + Math.PI / 2;
attempt++;
}
@@ -66,7 +69,12 @@ let gizmo: HTMLElement & { update: () => void }
function updateGizmo() {
if (gizmo.isConnected) {
// HACK: Update camera temporarily to match skybox rotation before updating the gizmo and go back
let prevRot = ((gizmo as any).camera).rotation.clone() as Euler;
let thetaMat = new Matrix4().makeRotationY(-currentSceneRotation);
((gizmo as any).camera).rotation.setFromRotationMatrix(thetaMat.multiply(new Matrix4().makeRotationFromEuler(prevRot)));
gizmo.update();
((gizmo as any).camera).rotation.set(prevRot.x, prevRot.y, prevRot.z);
requestIdleCallback(updateGizmo, {timeout: 250});
}
}