mirror of https://github.com/axmolengine/axmol.git
365 lines
9.2 KiB
C++
365 lines
9.2 KiB
C++
/****************************************************************************
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Copyright (c) 2008-2010 Ricardo Quesada
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Copyright (c) 2010-2012 cocos2d-x.org
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Copyright (c) 2011 Zynga Inc.
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Copyright (c) 2013-2014 Chukong Technologies Inc.
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "2d/CCScene.h"
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#include "base/CCDirector.h"
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#include "2d/CCCamera.h"
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#include "base/CCEventDispatcher.h"
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#include "base/CCEventListenerCustom.h"
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#include "renderer/CCRenderer.h"
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#include "renderer/CCFrameBuffer.h"
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#include "deprecated/CCString.h"
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#if CC_USE_PHYSICS
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#include "physics/CCPhysicsWorld.h"
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#endif
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#if CC_USE_3D_PHYSICS && CC_ENABLE_BULLET_INTEGRATION
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#include "physics3d/CCPhysics3DWorld.h"
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#include "physics3d/CCPhysics3DComponent.h"
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#endif
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#if CC_USE_NAVMESH
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#include "navmesh/CCNavMesh.h"
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#endif
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NS_CC_BEGIN
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Scene::Scene()
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#if CC_USE_PHYSICS
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: _physicsWorld(nullptr)
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#endif
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{
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#if CC_USE_3D_PHYSICS && CC_ENABLE_BULLET_INTEGRATION
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_physics3DWorld = nullptr;
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_physics3dDebugCamera = nullptr;
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#endif
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#if CC_USE_NAVMESH
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_navMesh = nullptr;
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_navMeshDebugCamera = nullptr;
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#endif
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_ignoreAnchorPointForPosition = true;
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setAnchorPoint(Vec2(0.5f, 0.5f));
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_cameraOrderDirty = true;
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//create default camera
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_defaultCamera = Camera::create();
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addChild(_defaultCamera);
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_event = Director::getInstance()->getEventDispatcher()->addCustomEventListener(Director::EVENT_PROJECTION_CHANGED, std::bind(&Scene::onProjectionChanged, this, std::placeholders::_1));
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_event->retain();
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}
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Scene::~Scene()
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{
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#if CC_USE_PHYSICS
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CC_SAFE_DELETE(_physicsWorld);
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#endif
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#if CC_USE_3D_PHYSICS && CC_ENABLE_BULLET_INTEGRATION
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CC_SAFE_RELEASE(_physics3DWorld);
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CC_SAFE_RELEASE(_physics3dDebugCamera);
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#endif
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#if CC_USE_NAVMESH
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CC_SAFE_RELEASE(_navMesh);
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#endif
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Director::getInstance()->getEventDispatcher()->removeEventListener(_event);
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CC_SAFE_RELEASE(_event);
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}
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#if CC_USE_NAVMESH
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void Scene::setNavMesh(NavMesh* navMesh)
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{
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if (_navMesh != navMesh)
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{
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CC_SAFE_RETAIN(navMesh);
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CC_SAFE_RELEASE(_navMesh);
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_navMesh = navMesh;
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}
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}
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#endif
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bool Scene::init()
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{
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auto size = Director::getInstance()->getWinSize();
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return initWithSize(size);
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}
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bool Scene::initWithSize(const Size& size)
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{
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setContentSize(size);
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return true;
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}
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Scene* Scene::create()
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{
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Scene *ret = new (std::nothrow) Scene();
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if (ret && ret->init())
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{
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ret->autorelease();
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return ret;
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}
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else
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{
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CC_SAFE_DELETE(ret);
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return nullptr;
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}
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}
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Scene* Scene::createWithSize(const Size& size)
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{
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Scene *ret = new (std::nothrow) Scene();
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if (ret && ret->initWithSize(size))
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{
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ret->autorelease();
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return ret;
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}
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else
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{
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CC_SAFE_DELETE(ret);
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return nullptr;
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}
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}
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std::string Scene::getDescription() const
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{
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return StringUtils::format("<Scene | tag = %d>", _tag);
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}
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void Scene::onProjectionChanged(EventCustom* event)
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{
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if (_defaultCamera)
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{
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_defaultCamera->initDefault();
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}
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}
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static bool camera_cmp(const Camera* a, const Camera* b)
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{
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return a->getRenderOrder() < b->getRenderOrder();
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}
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void Scene::render(Renderer* renderer)
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{
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auto director = Director::getInstance();
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Camera* defaultCamera = nullptr;
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const auto& transform = getNodeToParentTransform();
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if (_cameraOrderDirty)
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{
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stable_sort(_cameras.begin(), _cameras.end(), camera_cmp);
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_cameraOrderDirty = false;
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}
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for (const auto& camera : _cameras)
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{
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if (!camera->isVisible())
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continue;
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Camera::_visitingCamera = camera;
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if (Camera::_visitingCamera->getCameraFlag() == CameraFlag::DEFAULT)
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{
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defaultCamera = Camera::_visitingCamera;
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}
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director->pushMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION);
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director->loadMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION, Camera::_visitingCamera->getViewProjectionMatrix());
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camera->apply();
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//clear background with max depth
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camera->clearBackground(1.0);
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//visit the scene
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visit(renderer, transform, 0);
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#if CC_USE_NAVMESH
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if (_navMesh && _navMeshDebugCamera == camera)
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{
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_navMesh->debugDraw(renderer);
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}
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#endif
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renderer->render();
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director->popMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION);
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}
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#if CC_USE_3D_PHYSICS && CC_ENABLE_BULLET_INTEGRATION
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if (_physics3DWorld && _physics3DWorld->isDebugDrawEnabled())
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{
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director->pushMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION);
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director->loadMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION, _physics3dDebugCamera != nullptr ? _physics3dDebugCamera->getViewProjectionMatrix() : defaultCamera->getViewProjectionMatrix());
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_physics3DWorld->debugDraw(renderer);
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renderer->render();
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director->popMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION);
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}
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#endif
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Camera::_visitingCamera = nullptr;
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experimental::FrameBuffer::applyDefaultFBO();
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}
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void Scene::removeAllChildren()
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{
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if (_defaultCamera)
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_defaultCamera->retain();
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Node::removeAllChildren();
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if (_defaultCamera)
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{
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addChild(_defaultCamera);
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_defaultCamera->release();
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}
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}
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#if CC_USE_3D_PHYSICS && CC_ENABLE_BULLET_INTEGRATION
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void Scene::setPhysics3DDebugCamera(Camera* camera)
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{
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CC_SAFE_RETAIN(camera);
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CC_SAFE_RELEASE(_physics3dDebugCamera);
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_physics3dDebugCamera = camera;
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}
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#endif
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#if CC_USE_NAVMESH
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void Scene::setNavMeshDebugCamera(Camera *camera)
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{
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CC_SAFE_RETAIN(camera);
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CC_SAFE_RELEASE(_navMeshDebugCamera);
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_navMeshDebugCamera = camera;
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}
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#endif
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#if (CC_USE_PHYSICS || (CC_USE_3D_PHYSICS && CC_ENABLE_BULLET_INTEGRATION))
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void Scene::addChild(Node* child, int zOrder, int tag)
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{
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Node::addChild(child, zOrder, tag);
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#if CC_USE_PHYSICS
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addChildToPhysicsWorld(child);
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#endif
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}
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void Scene::addChild(Node* child, int zOrder, const std::string &name)
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{
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Node::addChild(child, zOrder, name);
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#if CC_USE_PHYSICS
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addChildToPhysicsWorld(child);
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#endif
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}
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Scene* Scene::createWithPhysics()
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{
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Scene *ret = new (std::nothrow) Scene();
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if (ret && ret->initWithPhysics())
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{
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ret->autorelease();
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return ret;
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}
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else
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{
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CC_SAFE_DELETE(ret);
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return nullptr;
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}
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}
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bool Scene::initWithPhysics()
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{
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bool ret = false;
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do
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{
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Director * director;
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CC_BREAK_IF( ! (director = Director::getInstance()) );
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this->setContentSize(director->getWinSize());
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#if CC_USE_PHYSICS
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CC_BREAK_IF(! (_physicsWorld = PhysicsWorld::construct(*this)));
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#endif
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#if CC_USE_3D_PHYSICS && CC_ENABLE_BULLET_INTEGRATION
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Physics3DWorldDes info;
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CC_BREAK_IF(! (_physics3DWorld = Physics3DWorld::create(&info)));
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_physics3DWorld->retain();
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#endif
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// success
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ret = true;
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} while (0);
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return ret;
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}
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void Scene::addChildToPhysicsWorld(Node* child)
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{
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#if CC_USE_PHYSICS
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if (_physicsWorld)
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{
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std::function<void(Node*)> addToPhysicsWorldFunc = nullptr;
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addToPhysicsWorldFunc = [this, &addToPhysicsWorldFunc](Node* node) -> void
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{
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node->_physicsWorld = _physicsWorld;
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if (node->getPhysicsBody())
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{
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_physicsWorld->addBody(node->getPhysicsBody());
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}
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auto& children = node->getChildren();
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for( const auto &n : children) {
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addToPhysicsWorldFunc(n);
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}
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};
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addToPhysicsWorldFunc(child);
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}
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#endif
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}
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#endif
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#if (CC_USE_PHYSICS || (CC_USE_3D_PHYSICS && CC_ENABLE_BULLET_INTEGRATION) || CC_USE_NAVMESH)
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void Scene::stepPhysicsAndNavigation(float deltaTime)
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{
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#if CC_USE_PHYSICS
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if (_physicsWorld && _physicsWorld->isAutoStep())
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{
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_physicsWorld->update(deltaTime, false);
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}
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#endif
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#if CC_USE_3D_PHYSICS && CC_ENABLE_BULLET_INTEGRATION
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if (_physics3DWorld)
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{
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_physics3DWorld->stepSimulate(deltaTime);
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}
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#endif
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#if CC_USE_NAVMESH
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if (_navMesh)
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{
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_navMesh->update(deltaTime);
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}
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#endif
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}
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#endif
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NS_CC_END
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