wonder.js/lib/js/src/service/state/main/transform/LookAtTransfromMainService.js

3d webgl engine

'use strict';

var Matrix4Service$Wonderjs = require("../../../atom/Matrix4Service.js");
var QuaternionService$Wonderjs = require("../../../atom/QuaternionService.js");
var RecordTransformMainService$Wonderjs = require("./RecordTransformMainService.js");
var UpdateTransformMainService$Wonderjs = require("./UpdateTransformMainService.js");

function lookAt(transform, target, state, $staropt$star, param) {
  var up = $staropt$star !== undefined ? $staropt$star : /* tuple */[
      0,
      1,
      0
    ];
  var globalTempRecord = state[/* globalTempRecord */37];
  var transformRecord = RecordTransformMainService$Wonderjs.getRecord(state);
  var __x = QuaternionService$Wonderjs.setFromMatrix(Matrix4Service$Wonderjs.setLookAt(UpdateTransformMainService$Wonderjs.updateAndGetPositionTuple(transform, globalTempRecord, transformRecord), target, up));
  state[/* transformRecord */11] = UpdateTransformMainService$Wonderjs.updateAndSetRotationByTuple(transform, __x, globalTempRecord, transformRecord);
  return state;
}

exports.lookAt = lookAt;
/* Matrix4Service-Wonderjs Not a pure module */