Merge branch 'gles20' of https://github.com/cocos2d/cocos2d-x into iss1517-ff16

This commit is contained in:
James Chen 2012-10-19 13:57:34 +08:00
commit 533cb8dc48
12 changed files with 150 additions and 54 deletions

View File

@ -77,6 +77,7 @@ NS_CC_BEGIN
CCEGLView::CCEGLView()
: bIsInit(false)
, m_fFrameZoomFactor(1.0f)
{
}
@ -109,6 +110,7 @@ void charEventHandle(int iCharID,int iCharState) {
void mouseButtonEventHandle(int iMouseID,int iMouseState) {
if (iMouseID == GLFW_MOUSE_BUTTON_LEFT) {
CCEGLView* pEGLView = CCEGLView::sharedOpenGLView();
//get current mouse pos
int x,y;
glfwGetMousePos(&x, &y);
@ -120,12 +122,14 @@ void mouseButtonEventHandle(int iMouseID,int iMouseState) {
return;
}
*/
oPoint.x /= pEGLView->m_fFrameZoomFactor;
oPoint.y /= pEGLView->m_fFrameZoomFactor;
int id = 0;
if (iMouseState == GLFW_PRESS) {
CCEGLView::sharedOpenGLView()->handleTouchesBegin(1, &id, &oPoint.x, &oPoint.y);
pEGLView->handleTouchesBegin(1, &id, &oPoint.x, &oPoint.y);
} else if (iMouseState == GLFW_RELEASE) {
CCEGLView::sharedOpenGLView()->handleTouchesEnd(1, &id, &oPoint.x, &oPoint.y);
pEGLView->handleTouchesEnd(1, &id, &oPoint.x, &oPoint.y);
}
}
}
@ -135,10 +139,13 @@ void mousePosEventHandle(int iPosX,int iPosY) {
//to test move
if (iButtonState == GLFW_PRESS) {
int id = 0;
float x = (float)iPosX;
float y = (float)iPosY;
CCEGLView::sharedOpenGLView()->handleTouchesMove(1, &id, &x, &y);
CCEGLView* pEGLView = CCEGLView::sharedOpenGLView();
int id = 0;
float x = (float)iPosX;
float y = (float)iPosY;
x /= pEGLView->m_fFrameZoomFactor;
y /= pEGLView->m_fFrameZoomFactor;
pEGLView->handleTouchesMove(1, &id, &x, &y);
}
}
@ -234,6 +241,21 @@ void CCEGLView::setFrameSize(float width, float height)
}
}
void CCEGLView::setFrameZoom(float fZoomFactor)
{
m_fFrameZoomFactor = fZoomFactor;
glfwSetWindowSize(m_obScreenSize.width * fZoomFactor, m_obScreenSize.height * fZoomFactor);
CCDirector::sharedDirector()->setProjection(CCDirector::sharedDirector()->getProjection());
}
void CCEGLView::setViewPortInPoints(float x , float y , float w , float h)
{
glViewport((GLint)(x * m_fScaleX * m_fFrameZoomFactor+ m_obViewPortRect.origin.x * m_fFrameZoomFactor),
(GLint)(y * m_fScaleY * m_fFrameZoomFactor + m_obViewPortRect.origin.y * m_fFrameZoomFactor),
(GLsizei)(w * m_fScaleX * m_fFrameZoomFactor),
(GLsizei)(h * m_fScaleY * m_fFrameZoomFactor));
}
bool CCEGLView::isOpenGLReady()
{
return bIsInit;

View File

@ -32,6 +32,11 @@ public:
* iDepth is not the buffer depth of opengl, it indicate how may bits for a pixel
*/
virtual void setFrameSize(float width, float height);
virtual void setViewPortInPoints(float x , float y , float w , float h);
/*
* Set zoom factor for frame. This method is for debugging big resolution (e.g.new ipad) app on desktop.
*/
void setFrameZoom(float fZoomFactor);
virtual bool isOpenGLReady();
virtual void end();
virtual void swapBuffers();
@ -42,13 +47,13 @@ public:
*/
static CCEGLView* sharedOpenGLView();
private:
bool initGL();
void destroyGL();
bool initGL();
void destroyGL();
private:
bool m_bCaptured;
//store current mouse point for moving, valid if and only if the mouse pressed
CCPoint m_mousePoint;
bool bIsInit;
float m_fFrameZoomFactor;
};
NS_CC_END

View File

@ -45,6 +45,10 @@ public:
virtual bool setContentScaleFactor(float contentScaleFactor);
virtual void end();
virtual void swapBuffers(void);
/**
* Set opengl view port rectangle with points.
*/
virtual void setViewPortInPoints(float x , float y , float w , float h);
virtual void setIMEKeyboardState(bool bOpen);
virtual void setMultiTouchMask(bool mask);

View File

@ -43,8 +43,6 @@ CCEGLView* CCEGLView::sharedOpenGLView(void)
CCEGLView::CCEGLView(void)
{
m_obScreenSize.width = m_obDesignResolutionSize.width = [[EAGLView sharedEGLView] getWidth];
m_obScreenSize.height = m_obDesignResolutionSize.height = [[EAGLView sharedEGLView] getHeight];
}
CCEGLView::~CCEGLView(void)
@ -90,6 +88,16 @@ void CCEGLView::setIMEKeyboardState(bool bOpen)
}
}
void CCEGLView::setViewPortInPoints(float x , float y , float w , float h)
{
float frameZoomFactor = [[EAGLView sharedEGLView] frameZoomFactor];
glViewport((GLint)(x * m_fScaleX * frameZoomFactor + m_obViewPortRect.origin.x * frameZoomFactor),
(GLint)(y * m_fScaleY * frameZoomFactor + m_obViewPortRect.origin.y * frameZoomFactor),
(GLsizei)(w * m_fScaleX * frameZoomFactor),
(GLsizei)(h * m_fScaleY * frameZoomFactor));
}
void CCEGLView::setMultiTouchMask(bool mask)
{
//EAGLView *glView = [EAGLView sharedEGLView];

View File

@ -78,6 +78,8 @@ THE SOFTWARE.
NSWindow *windowGLView_;
NSView *superViewGLView_;
NSRect originalWinRect_; // Original size and position
float frameZoomFactor_;
}
@property (nonatomic, readwrite, assign) id<MacEventDelegate> eventDelegate;
@ -85,6 +87,8 @@ THE SOFTWARE.
// whether or not the view is in fullscreen mode
@property (nonatomic, readonly) BOOL isFullScreen;
@property (nonatomic, readwrite) float frameZoomFactor;
// initializes the MacGLView with a frame rect and an OpenGL context
- (id) initWithFrame:(NSRect)frameRect shareContext:(NSOpenGLContext*)context;
@ -97,6 +101,8 @@ THE SOFTWARE.
/** returns the depth format of the view in BPP */
- (NSUInteger) depthFormat;
- (void) setFrameZoomFactor:(float)frameZoomFactor;
// get the view object
+(id) sharedEGLView;

View File

@ -38,6 +38,7 @@ THE SOFTWARE.
#import "CCIMEDispatcher.h"
#import "CCWindow.h"
#import "CCEventDispatcher.h"
#import "CCEGLView.h"
//USING_NS_CC;
@ -45,7 +46,7 @@ static EAGLView *view;
@implementation EAGLView
@synthesize eventDelegate = eventDelegate_, isFullScreen = isFullScreen_;
@synthesize eventDelegate = eventDelegate_, isFullScreen = isFullScreen_, frameZoomFactor=frameZoomFactor_;
+(id) sharedEGLView
{
@ -83,6 +84,10 @@ static EAGLView *view;
// event delegate
eventDelegate_ = [CCEventDispatcher sharedDispatcher];
}
cocos2d::CCEGLView::sharedOpenGLView()->setFrameSize(frameRect.size.width, frameRect.size.height);
frameZoomFactor_ = 1.0f;
view = self;
return self;
@ -117,6 +122,29 @@ static EAGLView *view;
return 24;
}
- (void) setFrameZoomFactor:(float)frameZoomFactor
{
frameZoomFactor_ = frameZoomFactor;
NSRect winRect = [[self window] frame];
NSRect viewRect = [self frame];
// compute the margin width and margin height
float diffX = winRect.size.width - viewRect.size.width;
float diffY = winRect.size.height - viewRect.size.height;
// new window width and height
float newWindowWidth = (int)(viewRect.size.width * frameZoomFactor + diffX);
float newWindowHeight = (int)(viewRect.size.height * frameZoomFactor + diffY);
// display window in the center of the screen
NSRect screenRect = [[NSScreen mainScreen] frame];
float originX = (screenRect.size.width - newWindowWidth) / 2;
float originY = (screenRect.size.height - newWindowHeight) / 2;
[[self window] setFrame:NSMakeRect(originX, originY, newWindowWidth, newWindowHeight) display:true];
}
- (void) reshape
{
// We draw on a secondary thread through the display link
@ -289,8 +317,8 @@ static EAGLView *view;
float ys[1] = {0.0f};
ids[0] = [theEvent eventNumber];
xs[0] = x;
ys[0] = y;
xs[0] = x / frameZoomFactor_;
ys[0] = y / frameZoomFactor_;
cocos2d::CCDirector::sharedDirector()->getOpenGLView()->handleTouchesBegin(1, ids, xs, ys);
}
@ -313,8 +341,8 @@ static EAGLView *view;
float ys[1] = {0.0f};
ids[0] = [theEvent eventNumber];
xs[0] = x;
ys[0] = y;
xs[0] = x / frameZoomFactor_;
ys[0] = y / frameZoomFactor_;
cocos2d::CCDirector::sharedDirector()->getOpenGLView()->handleTouchesMove(1, ids, xs, ys);
}
@ -332,8 +360,8 @@ static EAGLView *view;
float ys[1] = {0.0f};
ids[0] = [theEvent eventNumber];
xs[0] = x;
ys[0] = y;
xs[0] = x / frameZoomFactor_;
ys[0] = y / frameZoomFactor_;
cocos2d::CCDirector::sharedDirector()->getOpenGLView()->handleTouchesEnd(1, ids, xs, ys);
}

View File

@ -53,7 +53,7 @@ static GetMessageExtraInfoFn s_pfGetMessageExtraInfoFunction = NULL;
static GetTouchInputInfoFn s_pfGetTouchInputInfoFunction = NULL;
static CloseTouchInputHandleFn s_pfCloseTouchInputHandleFunction = NULL;
bool CheckTouchSupport()
static bool CheckTouchSupport()
{
s_pfRegisterTouchWindowFunction = (RegisterTouchWindowFn)GetProcAddress(GetModuleHandle(TEXT("user32.dll")), "RegisterTouchWindow");
s_pfUnregisterTouchWindowFunction = (UnregisterTouchWindowFn)GetProcAddress(GetModuleHandle(TEXT("user32.dll")), "UnregisterTouchWindow");
@ -96,7 +96,7 @@ static void SetupPixelFormat(HDC hDC)
SetPixelFormat(hDC, pixelFormat, &pfd);
}
bool glew_dynamic_binding()
static bool glew_dynamic_binding()
{
const char *gl_extensions = (const char*)glGetString(GL_EXTENSIONS);
@ -184,10 +184,7 @@ CCEGLView::CCEGLView()
, m_lpfnAccelerometerKeyHook(NULL)
, m_menu(NULL)
, m_wndproc(NULL)
, m_windowWidth(0)
, m_windowHeight(0)
, m_windowTouchScaleX(1.0f)
, m_windowTouchScaleY(1.0f)
, m_fFrameZoomFactor(1.0f)
, m_bSupportTouch(false)
{
strcpy(m_szViewName, "Cocos2dxWin32");
@ -347,14 +344,14 @@ LRESULT CCEGLView::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
{
POINT point = {(short)LOWORD(lParam), (short)HIWORD(lParam)};
CCPoint pt(point.x, point.y);
pt.x /= m_fFrameZoomFactor;
pt.y /= m_fFrameZoomFactor;
CCPoint tmp = ccp(pt.x, m_obScreenSize.height - pt.y);
if (m_obViewPortRect.equals(CCRectZero) || m_obViewPortRect.containsPoint(tmp))
{
m_bCaptured = true;
SetCapture(m_hWnd);
int id = 0;
pt.x *= m_windowTouchScaleX;
pt.y *= m_windowTouchScaleY;
handleTouchesBegin(1, &id, &pt.x, &pt.y);
}
}
@ -370,8 +367,8 @@ LRESULT CCEGLView::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
POINT point = {(short)LOWORD(lParam), (short)HIWORD(lParam)};
CCPoint pt(point.x, point.y);
int id = 0;
pt.x *= m_windowTouchScaleX;
pt.y *= m_windowTouchScaleY;
pt.x /= m_fFrameZoomFactor;
pt.y /= m_fFrameZoomFactor;
handleTouchesMove(1, &id, &pt.x, &pt.y);
}
break;
@ -386,8 +383,8 @@ LRESULT CCEGLView::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
POINT point = {(short)LOWORD(lParam), (short)HIWORD(lParam)};
CCPoint pt(point.x, point.y);
int id = 0;
pt.x *= m_windowTouchScaleX;
pt.y *= m_windowTouchScaleY;
pt.x /= m_fFrameZoomFactor;
pt.y /= m_fFrameZoomFactor;
handleTouchesEnd(1, &id, &pt.x, &pt.y);
ReleaseCapture();
@ -415,8 +412,8 @@ LRESULT CCEGLView::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
CCPoint tmp = ccp(pt.x, m_obScreenSize.height - pt.y);
if (m_obViewPortRect.equals(CCRectZero) || m_obViewPortRect.containsPoint(tmp))
{
pt.x *= m_windowTouchScaleX;
pt.y *= m_windowTouchScaleY;
pt.x /= m_fFrameZoomFactor;
pt.y /= m_fFrameZoomFactor;
if (ti.dwFlags & TOUCHEVENTF_DOWN)
handleTouchesBegin(1, reinterpret_cast<int*>(&ti.dwID), &pt.x, &pt.y);
@ -620,19 +617,14 @@ void CCEGLView::resize(int width, int height)
rcClient.right = rcClient.left + width;
rcClient.bottom = rcClient.top + height;
m_windowWidth = width;
m_windowHeight = height;
const CCSize& frameSize = getFrameSize();
if (frameSize.width > 0)
{
m_windowTouchScaleX = frameSize.width / width;
m_windowTouchScaleY = frameSize.height / height;
#ifdef _DEBUG
TCHAR buff[MAX_PATH + 1];
memset(buff, 0, sizeof(buff));
swprintf_s(buff, MAX_PATH, L"%s - %0.0fx%0.0f - %0.2f",
kWindowClassName, frameSize.width, frameSize.height, 1.0f / m_windowTouchScaleX);
kWindowClassName, frameSize.width, frameSize.height, m_fFrameZoomFactor);
SetWindowText(m_hWnd, buff);
#endif
}
@ -644,6 +636,14 @@ void CCEGLView::resize(int width, int height)
SWP_NOCOPYBITS | SWP_NOMOVE | SWP_NOOWNERZORDER | SWP_NOZORDER);
}
void CCEGLView::setFrameZoom(float fZoomFactor)
{
m_fFrameZoomFactor = fZoomFactor;
resize(m_obScreenSize.width * fZoomFactor, m_obScreenSize.height * fZoomFactor);
centerWindow();
CCDirector::sharedDirector()->setProjection(CCDirector::sharedDirector()->getProjection());
}
void CCEGLView::setFrameSize(float width, float height)
{
CCEGLViewProtocol::setFrameSize(width, height);
@ -684,6 +684,14 @@ void CCEGLView::centerWindow()
SetWindowPos(m_hWnd, 0, offsetX, offsetY, 0, 0, SWP_NOCOPYBITS | SWP_NOSIZE | SWP_NOOWNERZORDER | SWP_NOZORDER);
}
void CCEGLView::setViewPortInPoints(float x , float y , float w , float h)
{
glViewport((GLint)(x * m_fScaleX * m_fFrameZoomFactor + m_obViewPortRect.origin.x * m_fFrameZoomFactor),
(GLint)(y * m_fScaleY * m_fFrameZoomFactor + m_obViewPortRect.origin.y * m_fFrameZoomFactor),
(GLsizei)(w * m_fScaleX * m_fFrameZoomFactor),
(GLsizei)(h * m_fScaleY * m_fFrameZoomFactor));
}
CCEGLView* CCEGLView::sharedOpenGLView()
{
static CCEGLView* s_pEglView = NULL;

View File

@ -62,11 +62,16 @@ public:
// win32 platform function
HWND getHWnd();
void resize(int width, int height);
/*
* Set zoom factor for frame. This method is for debugging big resolution (e.g.new ipad) app on desktop.
*/
void setFrameZoom(float fZoomFactor);
void centerWindow();
typedef void (*LPFN_ACCELEROMETER_KEYHOOK)( UINT message,WPARAM wParam, LPARAM lParam );
void setAccelerometerKeyHook( LPFN_ACCELEROMETER_KEYHOOK lpfnAccelerometerKeyHook );
virtual void setViewPortInPoints(float x , float y , float w , float h);
// static function
/**
@brief get the shared main open gl window
@ -86,10 +91,7 @@ private:
LPCWSTR m_menu;
CUSTOM_WND_PROC m_wndproc;
int m_windowWidth;
int m_windowHeight;
float m_windowTouchScaleX;
float m_windowTouchScaleY;
float m_fFrameZoomFactor;
};
NS_CC_END

View File

@ -29,6 +29,9 @@ int main(int argc, char **argv)
AppDelegate app;
CCApplication::sharedApplication()->setResourceRootPath(resourcePath.c_str());
CCEGLView* eglView = CCEGLView::sharedOpenGLView();
eglView->setFrameSize(960, 640);
eglView->setFrameSize(2048, 1536);
// The resolution of ipad3 is very large. In general, PC's resolution is smaller than it.
// So we need to invoke 'setFrameZoom'(only valid on desktop(win32, mac, linux)) to make the window smaller.
eglView->setFrameZoom(0.4f);
return CCApplication::sharedApplication()->run();
}

View File

@ -36,7 +36,7 @@ static AppDelegate s_sharedApplication;
// create the window
// note that using NSResizableWindowMask causes the window to be a little
// smaller and therefore ipad graphics are not loaded
NSRect rect = NSMakeRect(200, 200, 480, 320);
NSRect rect = NSMakeRect(0, 0, 2048, 1536);
window = [[NSWindow alloc] initWithContentRect:rect
styleMask:( NSClosableWindowMask | NSTitledWindowMask )
backing:NSBackingStoreBuffered
@ -45,7 +45,6 @@ static AppDelegate s_sharedApplication;
// allocate our GL view
// (isn't there already a shared EAGLView?)
glView = [[EAGLView alloc] initWithFrame:rect];
[glView initWithFrame:rect];
// set window parameters
[window becomeFirstResponder];
@ -53,6 +52,8 @@ static AppDelegate s_sharedApplication;
[window setTitle:@"HelloCpp"];
[window makeKeyAndOrderFront:self];
[window setAcceptsMouseMovedEvents:NO];
[glView setFrameZoomFactor:0.4];
cocos2d::CCApplication::sharedApplication()->run();
}

View File

@ -7,8 +7,9 @@
objects = {
/* Begin PBXBuildFile section */
15E102C815D389F1001D70A3 /* iphonehd in Resources */ = {isa = PBXBuildFile; fileRef = 15E102C715D389F1001D70A3 /* iphonehd */; };
15E102CA15D389F7001D70A3 /* iphone in Resources */ = {isa = PBXBuildFile; fileRef = 15E102C915D389F7001D70A3 /* iphone */; };
1514DA3F163004980095A81C /* ipad in Resources */ = {isa = PBXBuildFile; fileRef = 1514DA3C163004980095A81C /* ipad */; };
1514DA40163004980095A81C /* ipadhd in Resources */ = {isa = PBXBuildFile; fileRef = 1514DA3D163004980095A81C /* ipadhd */; };
1514DA41163004980095A81C /* iphone in Resources */ = {isa = PBXBuildFile; fileRef = 1514DA3E163004980095A81C /* iphone */; };
41BC70AD15BF7CCE006A0A6C /* Icon.icns in Resources */ = {isa = PBXBuildFile; fileRef = 41BC70AC15BF7CCE006A0A6C /* Icon.icns */; };
41BC70B715BF7E14006A0A6C /* libcocos2dx.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 41CD6C5C15BF74E5005E6F29 /* libcocos2dx.a */; };
41CD6C6515BF7574005E6F29 /* AppController.mm in Sources */ = {isa = PBXBuildFile; fileRef = 41CD6C6315BF7574005E6F29 /* AppController.mm */; };
@ -47,8 +48,10 @@
/* End PBXContainerItemProxy section */
/* Begin PBXFileReference section */
15E102C715D389F1001D70A3 /* iphonehd */ = {isa = PBXFileReference; lastKnownFileType = folder; name = iphonehd; path = ../Resources/iphonehd; sourceTree = "<group>"; };
15E102C915D389F7001D70A3 /* iphone */ = {isa = PBXFileReference; lastKnownFileType = folder; name = iphone; path = ../Resources/iphone; sourceTree = "<group>"; };
1514DA3C163004980095A81C /* ipad */ = {isa = PBXFileReference; lastKnownFileType = folder; name = ipad; path = ../Resources/ipad; sourceTree = "<group>"; };
1514DA3D163004980095A81C /* ipadhd */ = {isa = PBXFileReference; lastKnownFileType = folder; name = ipadhd; path = ../Resources/ipadhd; sourceTree = "<group>"; };
1514DA3E163004980095A81C /* iphone */ = {isa = PBXFileReference; lastKnownFileType = folder; name = iphone; path = ../Resources/iphone; sourceTree = "<group>"; };
15A6969B1630E63B00D7A229 /* AppMacros.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AppMacros.h; path = ../Classes/AppMacros.h; sourceTree = "<group>"; };
41BC70AC15BF7CCE006A0A6C /* Icon.icns */ = {isa = PBXFileReference; lastKnownFileType = image.icns; path = Icon.icns; sourceTree = "<group>"; };
41CD6C5115BF748C005E6F29 /* HelloCpp.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = HelloCpp.app; sourceTree = BUILT_PRODUCTS_DIR; };
41CD6C5415BF74E5005E6F29 /* cocos2dx.xcodeproj */ = {isa = PBXFileReference; lastKnownFileType = "wrapper.pb-project"; name = cocos2dx.xcodeproj; path = ../../../cocos2dx/proj.mac/cocos2dx.xcodeproj; sourceTree = "<group>"; };
@ -120,6 +123,7 @@
41CD6C5D15BF750B005E6F29 /* Classes */ = {
isa = PBXGroup;
children = (
15A6969B1630E63B00D7A229 /* AppMacros.h */,
41CD6C7115BF76FB005E6F29 /* AppDelegate.cpp */,
41CD6C7215BF76FB005E6F29 /* AppDelegate.h */,
41CD6C7315BF76FB005E6F29 /* HelloWorldScene.cpp */,
@ -162,8 +166,9 @@
41CD6C6115BF7556005E6F29 /* Resources */ = {
isa = PBXGroup;
children = (
15E102C915D389F7001D70A3 /* iphone */,
15E102C715D389F1001D70A3 /* iphonehd */,
1514DA3C163004980095A81C /* ipad */,
1514DA3D163004980095A81C /* ipadhd */,
1514DA3E163004980095A81C /* iphone */,
);
name = Resources;
sourceTree = "<group>";
@ -256,8 +261,9 @@
41CD6C6E15BF7673005E6F29 /* InfoPlist.strings in Resources */,
41CD6C6F15BF7673005E6F29 /* MainMenu.xib in Resources */,
41BC70AD15BF7CCE006A0A6C /* Icon.icns in Resources */,
15E102C815D389F1001D70A3 /* iphonehd in Resources */,
15E102CA15D389F7001D70A3 /* iphone in Resources */,
1514DA3F163004980095A81C /* ipad in Resources */,
1514DA40163004980095A81C /* ipadhd in Resources */,
1514DA41163004980095A81C /* iphone in Resources */,
);
runOnlyForDeploymentPostprocessing = 0;
};

View File

@ -15,6 +15,9 @@ int APIENTRY _tWinMain(HINSTANCE hInstance,
// create the application instance
AppDelegate app;
CCEGLView* eglView = CCEGLView::sharedOpenGLView();
eglView->setFrameSize(1136, 640 );
eglView->setFrameSize(2048, 1536);
// The resolution of ipad3 is very large. In general, PC's resolution is smaller than it.
// So we need to invoke 'setFrameZoom'(only valid on desktop(win32, mac, linux)) to make the window smaller.
eglView->setFrameZoom(0.4f);
return CCApplication::sharedApplication()->run();
}