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vgl-perspective-camera.js
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vgl-perspective-camera.js
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import { PerspectiveCamera } from 'three';
import VglCamera from './vgl-camera';
import { float } from '../types';
/**
* Camera that uses perspective projection,
* corresponding [THREE.PerspectiveCamera](https://threejs.org/docs/index.html#api/cameras/PerspectiveCamera).
* Camera frustum aspect ratio is automatically set to the renderer aspect ratio.
*
* Properties of [VglCamera](vgl-camera) are also available as mixin.
*/
export default {
mixins: [VglCamera],
props: {
/** Zoom factor of the camera. */
zoom: { type: float, default: 1 },
/** Camera frustum near plane. */
near: { type: float, default: 0.1 },
/** Camera frustum far plane. */
far: { type: float, default: 2000 },
/** Camera frustum vertical field of view, from bottom to top of view, in degrees. */
fov: { type: float, default: 50 },
},
computed: {
/** The THREE.PerspectiveCamera instance. */
inst: () => new PerspectiveCamera(),
},
watch: {
inst: {
handler(inst) {
Object.assign(inst, {
zoom: parseFloat(this.zoom),
near: parseFloat(this.near),
far: parseFloat(this.far),
fov: parseFloat(this.fov),
});
},
immediate: true,
},
zoom(zoom) {
this.inst.zoom = parseFloat(zoom);
this.vglObject3d.emit();
},
near(near) {
this.inst.near = parseFloat(near);
this.vglObject3d.emit();
},
far(far) {
this.inst.far = parseFloat(far);
this.vglObject3d.emit();
},
fov(fov) {
this.inst.fov = parseFloat(fov);
this.vglObject3d.emit();
},
},
};