WasmGPU.createSelectionStore().replace¶
Summary¶
WasmGPU.createSelectionStore().replace clears existing entries and then adds the provided hits. Use it for primary click selection where prior state should be discarded.
Syntax¶
WasmGPU.createSelectionStore().replace(hit: PickHit | PickHit[] | null | undefined): this
selection.replace(hit);
Parameters¶
| Name | Type | Required | Description |
|---|---|---|---|
hit |
PickHit \| PickHit[] \| null \| undefined |
Yes | New selection payload; passing null or undefined clears selection. |
Returns¶
this - Returns the same store.
Example¶
const canvas = document.querySelector("canvas");
const wgpu = await WasmGPU.create(canvas);
const scene = wgpu.createScene();
const camera = wgpu.createCamera.perspective({ fov: 60, aspect: canvas.clientWidth / canvas.clientHeight, near: 0.1, far: 1000 });
const selection = wgpu.createSelectionStore();
canvas.addEventListener("click", async (event) => {
const rect = canvas.getBoundingClientRect();
const hit = await wgpu.pick(scene, camera, event.clientX - rect.left, event.clientY - rect.top);
selection.replace(hit);
console.log(selection.values());
});