All files / src/WebGL/core Projector.ts

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import type { Vector3 } from '../math';
import type { Camera } from '../Camera';
import { Matrix4 } from '../math';
 
const viewProjectionMatrix = new Matrix4();
 
//$3Dmol Projection 
export class Projector {
  static unprojectVector(vector: Vector3, camera: Camera) {
 
    camera.projectionMatrixInverse.getInverse(camera.projectionMatrix);
 
    viewProjectionMatrix.multiplyMatrices(camera.matrixWorld, camera.projectionMatrixInverse);
 
    return vector.applyProjection(viewProjectionMatrix);
 
  };
 
  static projectVector(vector: Vector3, camera: Camera) {
 
    camera.matrixWorldInverse.getInverse(camera.matrixWorld);
 
    viewProjectionMatrix.multiplyMatrices(camera.projectionMatrix, camera.matrixWorldInverse);
 
    return vector.applyProjection(viewProjectionMatrix);
  };
 
  projectVector(vector: Vector3, camera: Camera) {
 
    return Projector.projectVector(vector, camera);
 
  }
 
  unprojectVector(vector: Vector3, camera: Camera) {
 
    return Projector.unprojectVector(vector, camera);
 
  }
}