@woosh/meep-engine/src/engine/graphics/ecs/camera/unprojectPoint.js

Pure JavaScript game engine. Fully featured and production ready.

//

/**
 *
 * @param {Vector3} result
 * @param {Vector3} input
 * @param {number[]} projection_matrix_inverse inverse of projection matrix
 * @param {number[]} world_matrix world transform
 */
export function unprojectPoint(result, input, projection_matrix_inverse, world_matrix) {
    result.copy(input);
    result.applyMatrix4(projection_matrix_inverse);
    result.applyMatrix4(world_matrix);
}