void OSXPBuffer::createPBuffer()
{
LogManager::getSingleton().logMessage( "OSXPBuffer::createPBuffer()" );
GLint attrib[] = { AGL_NO_RECOVERY, GL_TRUE, AGL_ACCELERATED, GL_TRUE, AGL_RGBA, AGL_NONE };
AGLPixelFormat pixelFormat = aglChoosePixelFormat(NULL, 0, attrib);
mAGLContext = aglCreateContext(pixelFormat, NULL);
//mAGLContext = aglGetCurrentContext();
aglCreatePBuffer( mWidth, mHeight, GL_TEXTURE_2D, GL_RGBA, 0, &mPBuffer );
GLint vs = aglGetVirtualScreen( mAGLContext );
aglSetPBuffer( mAGLContext, mPBuffer, 0, 0, vs );
mContext = OGRE_NEW OSXCarbonContext(mAGLContext, pixelFormat);
}
void OSXCarbonWindow::setFullscreen(bool fullScreen, unsigned int width, unsigned int height)
{
if (mIsFullScreen != fullScreen || width != mWidth || height != mHeight)
{
// Set the full screen flag
mIsFullScreen = fullScreen;
createAGLContext(mFSAA, mColourDepth);
if (mIsFullScreen)
{
GLRenderSystem *rs = static_cast<GLRenderSystem*>(Root::getSingleton().getRenderSystem());
CGLContextObj share = NULL;
aglGetCGLContext(mAGLContext, (void**)&share);
// Create the CGL context object if it doesn't already exist, sharing the AGL context.
if(!mCGLContext)
{
void *cglPixFormat;
aglGetCGLPixelFormat(mAGLPixelFormat, (void **)&cglPixFormat);
mCGLContext = OGRE_NEW OSXCGLContext(mCGLContextObj, (CGLPixelFormatObj) cglPixFormat);
}
// Create the context, keeping the current colour depth and FSAA settings
createCGLFullscreen(width, height, getColourDepth(), getFSAA(), share);
rs->_switchContext(mContext);
// Hide the Carbon window
HideWindow(mWindow);
// And tell the rendersystem to stop rendering to it too
WindowEventUtilities::_removeRenderWindow(this);
}
else
{
// Create a new AGL context and pixel format if necessary
createAGLContext(mFSAA, mColourDepth);
// Create a window if we haven't already, existence check is done within the functions
if(!mWindow)
{
if(mIsExternal)
createWindowFromExternal(mView);
else
createNewWindow(width, height, mWindowTitle);
}
// Destroy the current CGL context, we will create a new one when/if we go back to full screen
destroyCGLFullscreen();
// Set the drawable, and current context
// If you do this last, there is a moment before the rendering window pops-up
#if defined(MAC_OS_X_VERSION_10_4) && MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_4
aglSetDrawable(mAGLContext, GetWindowPort(mWindow));
#else
aglSetWindowRef(mAGLContext, mWindow);
#endif
aglSetCurrentContext(mAGLContext);
if(!mCarbonContext)
{
mCarbonContext = OGRE_NEW OSXCarbonContext(mAGLContext, mAGLPixelFormat);
}
GLRenderSystem *rs = static_cast<GLRenderSystem*>(Root::getSingleton().getRenderSystem());
mContext = mCarbonContext;
rs->_switchContext(mContext);
WindowEventUtilities::_addRenderWindow(this);
ShowWindow(mWindow);
SelectWindow(mWindow);
RepositionWindow(mWindow, NULL, kWindowCenterOnMainScreen);
}
mWidth = width;
mHeight = height;
}
}
//-------------------------------------------------------------------------------------------------//
void OSXCarbonWindow::create( const String& name, unsigned int width, unsigned int height,
bool fullScreen, const NameValuePairList *miscParams )
{
bool hasDepthBuffer = false;
String title = name;
size_t fsaa_samples = 0;
int left = 0;
int top = 0;
bool vsync = false;
bool hidden = false;
int depth = 32;
if( miscParams )
{
NameValuePairList::const_iterator opt(NULL);
NameValuePairList::const_iterator end = miscParams->end();
// Full screen anti aliasing
if((opt = miscParams->find("FSAA")) != end)
fsaa_samples = StringConverter::parseUnsignedInt( opt->second );
if((opt = miscParams->find("left")) != end)
left = StringConverter::parseUnsignedInt( opt->second );
if((opt = miscParams->find("top")) != end)
top = StringConverter::parseUnsignedInt( opt->second );
if((opt = miscParams->find("title")) != end)
title = opt->second;
if((opt = miscParams->find("vsync")) != end)
vsync = StringConverter::parseBool(opt->second);
if((opt = miscParams->find("hidden")) != end)
hidden = StringConverter::parseBool(opt->second);
if((opt = miscParams->find("gamma")) != end)
mHwGamma = StringConverter::parseBool(opt->second);
if((opt = miscParams->find("depthBuffer")) != end)
hasDepthBuffer = StringConverter::parseBool( opt->second );
if((opt = miscParams->find("colourDepth")) != end)
depth = StringConverter::parseUnsignedInt( opt->second );
if((opt = miscParams->find("Full Screen")) != end)
fullScreen = StringConverter::parseBool( opt->second );
}
if(fullScreen)
{
setFullscreen(fullScreen, width, height);
}
else
{
createAGLContext(fsaa_samples, depth);
NameValuePairList::const_iterator opt(NULL);
if(miscParams)
opt = miscParams->find("externalWindowHandle");
if(!miscParams || opt == miscParams->end())
createNewWindow(width, height, title.c_str());
else
createWindowFromExternal((HIViewRef)StringConverter::parseUnsignedLong(opt->second));
// Set the drawable, and current context
// If you do this last, there is a moment before the rendering window pops-up
// This could go once inside each case above, before the window is displayed,
// if desired.
#if defined(MAC_OS_X_VERSION_10_4) && MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_4
aglSetDrawable(mAGLContext, GetWindowPort(mWindow));
#else
aglSetWindowRef(mAGLContext, mWindow);
#endif
aglSetCurrentContext(mAGLContext);
// Give a copy of our context to the render system
if(!mCarbonContext)
{
mCarbonContext = OGRE_NEW OSXCarbonContext(mAGLContext, mAGLPixelFormat);
mContext = mCarbonContext;
}
}
// Apply vsync settings. call setVSyncInterval first to avoid
// setting vsync more than once.
setVSyncEnabled(vsync);
setHidden(hidden);
mName = name;
mWidth = width;
mHeight = height;
mColourDepth = depth;
mFSAA = fsaa_samples;
mIsFullScreen = fullScreen;
mActive = true;
mClosed = false;
mCreated = true;
}
GLContext* OSXCarbonContext::clone() const
{
aglSetCurrentContext(NULL);
AGLContext aglCtxShare = aglCreateContext(mPixelFormat, mAGLContext);
return OGRE_NEW OSXCarbonContext(aglCtxShare, mPixelFormat);
}