| Server IP : 137.184.226.51 / Your IP : 10.8.0.1 Web Server : Apache/2.4.41 (Ubuntu) System : Linux vm8 5.4.0-216-generic #236-Ubuntu SMP Fri Apr 11 19:53:21 UTC 2025 x86_64 User : ( 1000) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /var/www/aspa/three/lights/ |
Upload File : |
import { Light } from './Light.js';
import { SpotLightShadow } from './SpotLightShadow.js';
import { Object3D } from '../core/Object3D.js';
class SpotLight extends Light {
constructor( color, intensity, distance = 0, angle = Math.PI / 3, penumbra = 0, decay = 2 ) {
super( color, intensity );
this.isSpotLight = true;
this.type = 'SpotLight';
this.position.copy( Object3D.DEFAULT_UP );
this.updateMatrix();
this.target = new Object3D();
this.distance = distance;
this.angle = angle;
this.penumbra = penumbra;
this.decay = decay;
this.map = null;
this.shadow = new SpotLightShadow();
}
get power() {
// compute the light's luminous power (in lumens) from its intensity (in candela)
// by convention for a spotlight, luminous power (lm) = π * luminous intensity (cd)
return this.intensity * Math.PI;
}
set power( power ) {
// set the light's intensity (in candela) from the desired luminous power (in lumens)
this.intensity = power / Math.PI;
}
dispose() {
this.shadow.dispose();
}
copy( source, recursive ) {
super.copy( source, recursive );
this.distance = source.distance;
this.angle = source.angle;
this.penumbra = source.penumbra;
this.decay = source.decay;
this.target = source.target.clone();
this.shadow = source.shadow.clone();
return this;
}
}
export { SpotLight };