Function getProjectionMatrix

docs/tests/v2/es6/js/sanddance.js:38114–38137

(_ref9)

}

function getProjectionMatrix(_ref9) {
  var width = _ref9.width,
      height = _ref9.height,
      pitch = _ref9.pitch,
      altitude = _ref9.altitude,
      nearZMultiplier = _ref9.nearZMultiplier,
      farZMultiplier = _ref9.farZMultiplier;

  var _getProjectionParamet = getProjectionParameters({
    width: width,
    height: height,
    altitude: altitude,
    pitch: pitch,
    nearZMultiplier: nearZMultiplier,
    farZMultiplier: farZMultiplier
  }),
      fov = _getProjectionParamet.fov,
      aspect = _getProjectionParamet.aspect,
      near = _getProjectionParamet.near,
      far = _getProjectionParamet.far;

  var projectionMatrix = mat4.perspective([], fov, aspect, near, far);
  return projectionMatrix;
}

function worldToPixels(xyz, pixelProjectionMatrix) {
  var _xyz2 = (0, _slicedToArray2.default)(xyz, 3),