WasmGPU.createControls.navigation().polarAngle¶
Summary¶
WasmGPU.createControls.navigation().polarAngle gets or sets the vertical orbit angle (phi) in radians.
Values are typically clamped by minPolarAngle and maxPolarAngle during update.
Syntax¶
WasmGPU.createControls.navigation().polarAngle: number
controls.polarAngle = valueRadians;
const phi = controls.polarAngle;
Parameters¶
This accessor does not take call parameters.
Returns¶
number - Current polar angle in radians.
Example¶
const canvas = document.querySelector("canvas");
const wgpu = await WasmGPU.create(canvas);
const camera = wgpu.createCamera.perspective({ fov: 60, aspect: canvas.clientWidth / canvas.clientHeight, near: 0.1, far: 1000 });
const controls = wgpu.createControls.navigation(camera, canvas, { mode: "orbit", minPolarAngle: 0.1, maxPolarAngle: Math.PI - 0.1 });
controls.polarAngle = Math.PI * 0.4;
controls.update(1 / 60);