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CCDirector.cpp
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CCDirector.cpp
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/****************************************************************************
Copyright (c) 2008-2010 Ricardo Quesada
Copyright (c) 2010-2013 cocos2d-x.org
Copyright (c) 2011 Zynga Inc.
Copyright (c) 2013-2015 Chukong Technologies Inc.
http://www.cocos2d-x.org
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
// cocos2d includes
#include "base/CCDirector.h"
// standard includes
#include <string>
#include "2d/CCDrawingPrimitives.h"
#include "2d/CCSpriteFrameCache.h"
#include "platform/CCFileUtils.h"
#include "2d/CCActionManager.h"
#include "2d/CCFontFNT.h"
#include "2d/CCFontAtlasCache.h"
#include "2d/CCAnimationCache.h"
#include "2d/CCTransition.h"
#include "2d/CCFontFreeType.h"
#include "2d/CCLabelAtlas.h"
#include "renderer/CCGLProgramCache.h"
#include "renderer/CCGLProgramStateCache.h"
#include "renderer/CCTextureCache.h"
#include "renderer/ccGLStateCache.h"
#include "renderer/CCRenderer.h"
#include "renderer/CCRenderState.h"
#include "renderer/CCFrameBuffer.h"
#include "2d/CCCamera.h"
#include "base/CCUserDefault.h"
#include "base/ccFPSImages.h"
#include "base/CCScheduler.h"
#include "base/ccMacros.h"
#include "base/CCEventDispatcher.h"
#include "base/CCEventCustom.h"
#include "base/CCConsole.h"
#include "base/CCAutoreleasePool.h"
#include "base/CCConfiguration.h"
#include "base/CCAsyncTaskPool.h"
#include "platform/CCApplication.h"
#include "2d/CCSprite.h"
#include "2d/CCLabel.h"
#if CC_ENABLE_SCRIPT_BINDING
#include "CCScriptSupport.h"
#endif
/**
Position of the FPS
Default: 0,0 (bottom-left corner)
*/
#ifndef CC_DIRECTOR_STATS_POSITION
#define CC_DIRECTOR_STATS_POSITION Director::getInstance()->getVisibleOrigin()
#endif // CC_DIRECTOR_STATS_POSITION
using namespace std;
NS_CC_BEGIN
// FIXME: it should be a Director ivar. Move it there once support for multiple directors is added
// singleton stuff
static DisplayLinkDirector *s_SharedDirector = nullptr;
#define kDefaultFPS 60 // 60 frames per second
extern const char* cocos2dVersion(void);
const char *Director::EVENT_PROJECTION_CHANGED = "director_projection_changed";
const char *Director::EVENT_AFTER_DRAW = "director_after_draw";
const char *Director::EVENT_AFTER_VISIT = "director_after_visit";
const char *Director::EVENT_BEFORE_UPDATE = "director_before_update";
const char *Director::EVENT_AFTER_UPDATE = "director_after_update";
Director* Director::getInstance()
{
if (!s_SharedDirector)
{
s_SharedDirector = new (std::nothrow) DisplayLinkDirector();
CCASSERT(s_SharedDirector, "FATAL: Not enough memory");
s_SharedDirector->init();
}
return s_SharedDirector;
}
Director::Director()
: _isStatusLabelUpdated(true),
_isStartTiming(false),
_isEnterTimingStep(false),
_accumulateTimes(0)
{
}
bool Director::init(void)
{
setDefaultValues();
// scenes
_runningScene = nullptr;
_nextScene = nullptr;
_notificationNode = nullptr;
_scenesStack.reserve(15);
// FPS
_accumDt = 0.0f;
_frameRate = 0.0f;
_FPSLabel = _drawnBatchesLabel = _drawnVerticesLabel = nullptr;
_PlayerPlayAccumulateTimesLabel = nullptr;
_totalFrames = 0;
_lastUpdate = new struct timeval;
_secondsPerFrame = 1.0f;
//add by wangzhen
_accumualteSaveString = UserDefault::getInstance()->getStringForKey("account") + "_accumulateTime";
_accumulateTimes = UserDefault::getInstance()->getIntegerForKey(_accumualteSaveString.c_str(), 0);
// paused ?
_paused = false;
// purge ?
_purgeDirectorInNextLoop = false;
// restart ?
_restartDirectorInNextLoop = false;
_winSizeInPoints = Size::ZERO;
_openGLView = nullptr;
_defaultFBO = nullptr;
_contentScaleFactor = 1.0f;
_console = new (std::nothrow) Console;
//======add by wangzhen===
_dirty = true;
//========end=============
// scheduler
_scheduler = new (std::nothrow) Scheduler();
// action manager
_actionManager = new (std::nothrow) ActionManager();
_scheduler->scheduleUpdate(_actionManager, Scheduler::PRIORITY_SYSTEM, false);
_eventDispatcher = new (std::nothrow) EventDispatcher();
_eventAfterDraw = new (std::nothrow) EventCustom(EVENT_AFTER_DRAW);
_eventAfterDraw->setUserData(this);
_eventAfterVisit = new (std::nothrow) EventCustom(EVENT_AFTER_VISIT);
_eventAfterVisit->setUserData(this);
_eventBeforeUpdate = new (std::nothrow) EventCustom(EVENT_BEFORE_UPDATE);
_eventBeforeUpdate->setUserData(this);
_eventAfterUpdate = new (std::nothrow) EventCustom(EVENT_AFTER_UPDATE);
_eventAfterUpdate->setUserData(this);
_eventProjectionChanged = new (std::nothrow) EventCustom(EVENT_PROJECTION_CHANGED);
_eventProjectionChanged->setUserData(this);
//init TextureCache
initTextureCache();
initMatrixStack();
_renderer = new (std::nothrow) Renderer;
RenderState::initialize();
return true;
}
Director::~Director(void)
{
CCLOGINFO("deallocing Director: %p", this);
CC_SAFE_RELEASE(_FPSLabel);
CC_SAFE_RELEASE(_drawnVerticesLabel);
CC_SAFE_RELEASE(_drawnBatchesLabel);
CC_SAFE_RELEASE(_runningScene);
CC_SAFE_RELEASE(_notificationNode);
CC_SAFE_RELEASE(_scheduler);
CC_SAFE_RELEASE(_actionManager);
CC_SAFE_DELETE(_defaultFBO);
CC_SAFE_RELEASE(_PlayerPlayAccumulateTimesLabel); //add by wangzhen
delete _eventBeforeUpdate;
delete _eventAfterUpdate;
delete _eventAfterDraw;
delete _eventAfterVisit;
delete _eventProjectionChanged;
delete _renderer;
delete _console;
CC_SAFE_RELEASE(_eventDispatcher);
// delete _lastUpdate
CC_SAFE_DELETE(_lastUpdate);
Configuration::destroyInstance();
s_SharedDirector = nullptr;
//add by wangzhen
stopAccumulateTime();
savePlayerTimes();
}
void Director::setDefaultValues(void)
{
Configuration *conf = Configuration::getInstance();
// default FPS
double fps = conf->getValue("cocos2d.x.fps", Value(kDefaultFPS)).asDouble();
_oldAnimationInterval = _animationInterval = 1.0 / fps;
// Display FPS
_displayStats = conf->getValue("cocos2d.x.display_fps", Value(false)).asBool();
// GL projection
std::string projection = conf->getValue("cocos2d.x.gl.projection", Value("3d")).asString();
if (projection == "3d")
_projection = Projection::_3D;
else if (projection == "2d")
_projection = Projection::_2D;
else if (projection == "custom")
_projection = Projection::CUSTOM;
else
CCASSERT(false, "Invalid projection value");
// Default pixel format for PNG images with alpha
std::string pixel_format = conf->getValue("cocos2d.x.texture.pixel_format_for_png", Value("rgba8888")).asString();
if (pixel_format == "rgba8888")
Texture2D::setDefaultAlphaPixelFormat(Texture2D::PixelFormat::RGBA8888);
else if(pixel_format == "rgba4444")
Texture2D::setDefaultAlphaPixelFormat(Texture2D::PixelFormat::RGBA4444);
else if(pixel_format == "rgba5551")
Texture2D::setDefaultAlphaPixelFormat(Texture2D::PixelFormat::RGB5A1);
// PVR v2 has alpha premultiplied ?
bool pvr_alpha_premultipled = conf->getValue("cocos2d.x.texture.pvrv2_has_alpha_premultiplied", Value(false)).asBool();
Image::setPVRImagesHavePremultipliedAlpha(pvr_alpha_premultipled);
}
void Director::setGLDefaultValues()
{
// This method SHOULD be called only after openGLView_ was initialized
CCASSERT(_openGLView, "opengl view should not be null");
setAlphaBlending(true);
setDepthTest(false);
setProjection(_projection);
}
// Draw the Scene
void Director::drawScene()
{
// calculate "global" dt
calculateDeltaTime();
if (_openGLView)
{
_openGLView->pollEvents();
}
//tick before glClear: issue #533
if (! _paused)
{
_eventDispatcher->dispatchEvent(_eventBeforeUpdate);
_scheduler->update(_deltaTime);
_eventDispatcher->dispatchEvent(_eventAfterUpdate);
}
//==========add by wangzhen===================
if (_dirty)
{
return;
}
//=====================end=======================
_renderer->clear();
experimental::FrameBuffer::clearAllFBOs();
/* to avoid flickr, nextScene MUST be here: after tick and before draw.
* FIXME: Which bug is this one. It seems that it can't be reproduced with v0.9
*/
if (_nextScene)
{
setNextScene();
}
//add by shipeng
if (m_pBackgroundImg != nullptr)
{
Camera *pDefaultCamera = Camera::getDefaultCamera();
if (pDefaultCamera != nullptr && _openGLView->getResolutionPolicy() == ResolutionPolicy::SHOW_ALL)
{
Size rsBackup = _openGLView->getDesignResolutionSize();
Size screenSize = _openGLView->getFrameSize();
screenSize.width /= _openGLView->getScaleX();
screenSize.height /= _openGLView->getScaleY();
_openGLView->setDesignResolutionSize(screenSize.width, screenSize.height, ResolutionPolicy::SHOW_ALL);
pDefaultCamera->apply();
m_pBackgroundImg->visit();
_renderer->render();
_openGLView->setDesignResolutionSize(rsBackup.width, rsBackup.height, ResolutionPolicy::SHOW_ALL);
}
}
////////////////
pushMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW);
if (_runningScene)
{
#if (CC_USE_PHYSICS || (CC_USE_3D_PHYSICS && CC_ENABLE_BULLET_INTEGRATION) || CC_USE_NAVMESH)
_runningScene->stepPhysicsAndNavigation(_deltaTime);
#endif
//clear draw stats
_renderer->clearDrawStats();
//render the scene
_runningScene->render(_renderer);
//=======add by wangzhen==================
_dirty = false;
//========================================
_eventDispatcher->dispatchEvent(_eventAfterVisit);
}
// draw the notifications node
if (_notificationNode)
{
_notificationNode->visit(_renderer, Mat4::IDENTITY, 0);
}
if (_displayStats)
{
showStats();
}
_renderer->render();
_eventDispatcher->dispatchEvent(_eventAfterDraw);
popMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW);
_totalFrames++;
// swap buffers
if (_openGLView)
{
_openGLView->swapBuffers();
}
if (_displayStats)
{
calculateMPF();
}
}
void Director::calculateDeltaTime()
{
struct timeval now;
if (gettimeofday(&now, nullptr) != 0)
{
CCLOG("error in gettimeofday");
_deltaTime = 0;
return;
}
// new delta time. Re-fixed issue #1277
if (_nextDeltaTimeZero)
{
_deltaTime = 0;
_nextDeltaTimeZero = false;
}
else
{
_deltaTime = (now.tv_sec - _lastUpdate->tv_sec) + (now.tv_usec - _lastUpdate->tv_usec) / 1000000.0f;
_deltaTime = MAX(0, _deltaTime);
}
#if COCOS2D_DEBUG
// If we are debugging our code, prevent big delta time
if (_deltaTime > 0.2f)
{
_deltaTime = 1 / 60.0f;
}
#endif
*_lastUpdate = now;
// modify by zhong
if (m_bEnableLockInterval) _deltaTime = getAnimationInterval();
}
float Director::getDeltaTime() const
{
return _deltaTime;
}
void Director::setOpenGLView(GLView *openGLView)
{
CCASSERT(openGLView, "opengl view should not be null");
if (_openGLView != openGLView)
{
// Configuration. Gather GPU info
Configuration *conf = Configuration::getInstance();
conf->gatherGPUInfo();
CCLOG("%s\n",conf->getInfo().c_str());
if(_openGLView)
_openGLView->release();
_openGLView = openGLView;
_openGLView->retain();
// set size
_winSizeInPoints = _openGLView->getDesignResolutionSize();
_isStatusLabelUpdated = true;
if (_openGLView)
{
setGLDefaultValues();
}
_renderer->initGLView();
CHECK_GL_ERROR_DEBUG();
if (_eventDispatcher)
{
_eventDispatcher->setEnabled(true, "CCDirector");
}
_defaultFBO = experimental::FrameBuffer::getOrCreateDefaultFBO(_openGLView);
_defaultFBO->retain();
}
}
TextureCache* Director::getTextureCache() const
{
return _textureCache;
}
void Director::initTextureCache()
{
_textureCache = new (std::nothrow) TextureCache();
}
void Director::destroyTextureCache()
{
if (_textureCache)
{
_textureCache->waitForQuit();
CC_SAFE_RELEASE_NULL(_textureCache);
}
}
void Director::setViewport()
{
if (_openGLView)
{
_openGLView->setViewPortInPoints(0, 0, _winSizeInPoints.width, _winSizeInPoints.height);
}
}
void Director::setNextDeltaTimeZero(bool nextDeltaTimeZero)
{
_nextDeltaTimeZero = nextDeltaTimeZero;
}
//
// FIXME TODO
// Matrix code MUST NOT be part of the Director
// MUST BE moved outside.
// Why the Director must have this code ?
//
void Director::initMatrixStack()
{
while (!_modelViewMatrixStack.empty())
{
_modelViewMatrixStack.pop();
}
while (!_projectionMatrixStack.empty())
{
_projectionMatrixStack.pop();
}
while (!_textureMatrixStack.empty())
{
_textureMatrixStack.pop();
}
_modelViewMatrixStack.push(Mat4::IDENTITY);
_projectionMatrixStack.push(Mat4::IDENTITY);
_textureMatrixStack.push(Mat4::IDENTITY);
}
void Director::resetMatrixStack()
{
initMatrixStack();
}
void Director::popMatrix(MATRIX_STACK_TYPE type)
{
if(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW == type)
{
_modelViewMatrixStack.pop();
}
else if(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION == type)
{
_projectionMatrixStack.pop();
}
else if(MATRIX_STACK_TYPE::MATRIX_STACK_TEXTURE == type)
{
_textureMatrixStack.pop();
}
else
{
CCASSERT(false, "unknow matrix stack type");
}
}
void Director::loadIdentityMatrix(MATRIX_STACK_TYPE type)
{
if(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW == type)
{
_modelViewMatrixStack.top() = Mat4::IDENTITY;
}
else if(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION == type)
{
_projectionMatrixStack.top() = Mat4::IDENTITY;
}
else if(MATRIX_STACK_TYPE::MATRIX_STACK_TEXTURE == type)
{
_textureMatrixStack.top() = Mat4::IDENTITY;
}
else
{
CCASSERT(false, "unknow matrix stack type");
}
}
void Director::loadMatrix(MATRIX_STACK_TYPE type, const Mat4& mat)
{
if(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW == type)
{
_modelViewMatrixStack.top() = mat;
}
else if(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION == type)
{
_projectionMatrixStack.top() = mat;
}
else if(MATRIX_STACK_TYPE::MATRIX_STACK_TEXTURE == type)
{
_textureMatrixStack.top() = mat;
}
else
{
CCASSERT(false, "unknow matrix stack type");
}
}
void Director::multiplyMatrix(MATRIX_STACK_TYPE type, const Mat4& mat)
{
if(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW == type)
{
_modelViewMatrixStack.top() *= mat;
}
else if(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION == type)
{
_projectionMatrixStack.top() *= mat;
}
else if(MATRIX_STACK_TYPE::MATRIX_STACK_TEXTURE == type)
{
_textureMatrixStack.top() *= mat;
}
else
{
CCASSERT(false, "unknow matrix stack type");
}
}
void Director::pushMatrix(MATRIX_STACK_TYPE type)
{
if(type == MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW)
{
_modelViewMatrixStack.push(_modelViewMatrixStack.top());
}
else if(type == MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION)
{
_projectionMatrixStack.push(_projectionMatrixStack.top());
}
else if(type == MATRIX_STACK_TYPE::MATRIX_STACK_TEXTURE)
{
_textureMatrixStack.push(_textureMatrixStack.top());
}
else
{
CCASSERT(false, "unknow matrix stack type");
}
}
const Mat4& Director::getMatrix(MATRIX_STACK_TYPE type)
{
if(type == MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW)
{
return _modelViewMatrixStack.top();
}
else if(type == MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION)
{
return _projectionMatrixStack.top();
}
else if(type == MATRIX_STACK_TYPE::MATRIX_STACK_TEXTURE)
{
return _textureMatrixStack.top();
}
CCASSERT(false, "unknow matrix stack type, will return modelview matrix instead");
return _modelViewMatrixStack.top();
}
void Director::setProjection(Projection projection)
{
Size size = _winSizeInPoints;
setViewport();
switch (projection)
{
case Projection::_2D:
{
loadIdentityMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION);
Mat4 orthoMatrix;
Mat4::createOrthographicOffCenter(0, size.width, 0, size.height, -1024, 1024, &orthoMatrix);
multiplyMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION, orthoMatrix);
loadIdentityMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW);
break;
}
case Projection::_3D:
{
float zeye = this->getZEye();
Mat4 matrixPerspective, matrixLookup;
loadIdentityMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION);
// issue #1334
Mat4::createPerspective(60, (GLfloat)size.width/size.height, 10, zeye+size.height/2, &matrixPerspective);
multiplyMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION, matrixPerspective);
Vec3 eye(size.width/2, size.height/2, zeye), center(size.width/2, size.height/2, 0.0f), up(0.0f, 1.0f, 0.0f);
Mat4::createLookAt(eye, center, up, &matrixLookup);
multiplyMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION, matrixLookup);
loadIdentityMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW);
break;
}
case Projection::CUSTOM:
// Projection Delegate is no longer needed
// since the event "PROJECTION CHANGED" is emitted
break;
default:
CCLOG("cocos2d: Director: unrecognized projection");
break;
}
_projection = projection;
GL::setProjectionMatrixDirty();
_eventDispatcher->dispatchEvent(_eventProjectionChanged);
}
void Director::purgeCachedData(void)
{
FontFNT::purgeCachedData();
FontAtlasCache::purgeCachedData();
if (s_SharedDirector->getOpenGLView())
{
SpriteFrameCache::getInstance()->removeUnusedSpriteFrames();
_textureCache->removeUnusedTextures();
// Note: some tests such as ActionsTest are leaking refcounted textures
// There should be no test textures left in the cache
log("%s\n", _textureCache->getCachedTextureInfo().c_str());
}
FileUtils::getInstance()->purgeCachedEntries();
}
float Director::getZEye(void) const
{
return (_winSizeInPoints.height / 1.1566f);
}
void Director::setAlphaBlending(bool on)
{
if (on)
{
GL::blendFunc(CC_BLEND_SRC, CC_BLEND_DST);
}
else
{
GL::blendFunc(GL_ONE, GL_ZERO);
}
CHECK_GL_ERROR_DEBUG();
}
void Director::setDepthTest(bool on)
{
_renderer->setDepthTest(on);
}
void Director::setClearColor(const Color4F& clearColor)
{
_renderer->setClearColor(clearColor);
auto defaultFBO = experimental::FrameBuffer::getOrCreateDefaultFBO(_openGLView);
if(defaultFBO) defaultFBO->setClearColor(clearColor);
}
static void GLToClipTransform(Mat4 *transformOut)
{
if(nullptr == transformOut) return;
Director* director = Director::getInstance();
CCASSERT(nullptr != director, "Director is null when setting matrix stack");
auto projection = director->getMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION);
auto modelview = director->getMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW);
*transformOut = projection * modelview;
}
Vec2 Director::convertToGL(const Vec2& uiPoint)
{
Mat4 transform;
GLToClipTransform(&transform);
Mat4 transformInv = transform.getInversed();
// Calculate z=0 using -> transform*[0, 0, 0, 1]/w
float zClip = transform.m[14]/transform.m[15];
Size glSize = _openGLView->getDesignResolutionSize();
Vec4 clipCoord(2.0f*uiPoint.x/glSize.width - 1.0f, 1.0f - 2.0f*uiPoint.y/glSize.height, zClip, 1);
Vec4 glCoord;
//transformInv.transformPoint(clipCoord, &glCoord);
transformInv.transformVector(clipCoord, &glCoord);
float factor = 1.0/glCoord.w;
return Vec2(glCoord.x * factor, glCoord.y * factor);
}
Vec2 Director::convertToUI(const Vec2& glPoint)
{
Mat4 transform;
GLToClipTransform(&transform);
Vec4 clipCoord;
// Need to calculate the zero depth from the transform.
Vec4 glCoord(glPoint.x, glPoint.y, 0.0, 1);
transform.transformVector(glCoord, &clipCoord);
/*
BUG-FIX #5506
a = (Vx, Vy, Vz, 1)
b = (a×M)T
Out = 1 ⁄ bw(bx, by, bz)
*/
clipCoord.x = clipCoord.x / clipCoord.w;
clipCoord.y = clipCoord.y / clipCoord.w;
clipCoord.z = clipCoord.z / clipCoord.w;
Size glSize = _openGLView->getDesignResolutionSize();
float factor = 1.0/glCoord.w;
return Vec2(glSize.width*(clipCoord.x*0.5 + 0.5) * factor, glSize.height*(-clipCoord.y*0.5 + 0.5) * factor);
}
const Size& Director::getWinSize(void) const
{
return _winSizeInPoints;
}
Size Director::getWinSizeInPixels() const
{
return Size(_winSizeInPoints.width * _contentScaleFactor, _winSizeInPoints.height * _contentScaleFactor);
}
Size Director::getVisibleSize() const
{
if (_openGLView)
{
return _openGLView->getVisibleSize();
}
else
{
return Size::ZERO;
}
}
Vec2 Director::getVisibleOrigin() const
{
if (_openGLView)
{
return _openGLView->getVisibleOrigin();
}
else
{
return Vec2::ZERO;
}
}
// scene management
void Director::runWithScene(Scene *scene)
{
CCASSERT(scene != nullptr, "This command can only be used to start the Director. There is already a scene present.");
CCASSERT(_runningScene == nullptr, "_runningScene should be null");
pushScene(scene);
startAnimation();
}
void Director::replaceScene(Scene *scene)
{
//CCASSERT(_runningScene, "Use runWithScene: instead to start the director");
CCASSERT(scene != nullptr, "the scene should not be null");
if (_runningScene == nullptr) {
runWithScene(scene);
return;
}
if (scene == _nextScene)
return;
if (_nextScene)
{
if (_nextScene->isRunning())
{
_nextScene->onExit();
}
_nextScene->cleanup();
_nextScene = nullptr;
}
ssize_t index = _scenesStack.size();
_sendCleanupToScene = true;
_scenesStack.replace(index - 1, scene);
_nextScene = scene;
// add by zhong
getEventDispatcher()->setEnabled(false, "CCDirector");
}
void Director::pushScene(Scene *scene)
{
CCASSERT(scene, "the scene should not null");
_sendCleanupToScene = false;
_scenesStack.pushBack(scene);
_nextScene = scene;
// add by zhong
getEventDispatcher()->setEnabled(false, "CCDirector");
}
void Director::popScene(void)
{
CCASSERT(_runningScene != nullptr, "running scene should not null");
_scenesStack.popBack();
ssize_t c = _scenesStack.size();
if (c == 0)
{
end();
}
else
{
_sendCleanupToScene = true;
_nextScene = _scenesStack.at(c - 1);
}
// add by zhong
getEventDispatcher()->setEnabled(false, "CCDirector");
}
void Director::popToRootScene(void)
{
popToSceneStackLevel(1);
}
void Director::popToSceneStackLevel(int level)
{
CCASSERT(_runningScene != nullptr, "A running Scene is needed");
ssize_t c = _scenesStack.size();
// level 0? -> end
if (level == 0)
{
end();
return;
}
// current level or lower -> nothing
if (level >= c)
return;
auto fisrtOnStackScene = _scenesStack.back();
if (fisrtOnStackScene == _runningScene)
{
_scenesStack.popBack();
--c;
}
// pop stack until reaching desired level
while (c > level)
{
auto current = _scenesStack.back();
if (current->isRunning())
{
current->onExit();
}
current->cleanup();
_scenesStack.popBack();
--c;
}
_nextScene = _scenesStack.back();
// cleanup running scene
_sendCleanupToScene = true;
}
void Director::end()
{
_purgeDirectorInNextLoop = true;
}
void Director::restart()
{
_restartDirectorInNextLoop = true;
}
void Director::reset()
{
if (_runningScene)
{
_runningScene->onExit();
_runningScene->cleanup();
_runningScene->release();
}
_runningScene = nullptr;
_nextScene = nullptr;
// cleanup scheduler
getScheduler()->unscheduleAll();
// Remove all events
if (_eventDispatcher)
{
_eventDispatcher->removeAllEventListeners();
}
// remove all objects, but don't release it.