cameras

Cameras for 3D rendering.

Installation

npm install cameras

Usage

See the demo and its source.

import { PerspectiveCamera } from "cameras";

const perspectiveCamera = new PerspectiveCamera({
  fov: Math.PI / 2,
  near: 1,
  far: 1000,
  position: [3, 3, 3],
  target: [0, 1, 0],
});

// Create controls
const perspectiveCameraControls = new Controls({
  element: regl._gl.canvas,
  camera: perspectiveCamera,
});

// Update controls and set camera with controls position/target
perspectiveCameraControls.update();
perspectiveCamera.position = perspectiveCameraControls.position;
perspectiveCamera.target = perspectiveCameraControls.target;

// Update view matrices (call when changing position/target/up)
perspectiveCamera.update();

// Update projection matrix  (call when changing near/far/view and other camera type specific options)
perspectiveCamera.updateProjectionMatrix();

API

See the documentation and Typescript types.

License

MIT. See license file.