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Diffstat (limited to 'src/opengl/qgl_mac.mm')
| -rw-r--r-- | src/opengl/qgl_mac.mm | 996 |
1 files changed, 0 insertions, 996 deletions
diff --git a/src/opengl/qgl_mac.mm b/src/opengl/qgl_mac.mm deleted file mode 100644 index d4b2a40e93..0000000000 --- a/src/opengl/qgl_mac.mm +++ /dev/null @@ -1,996 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the QtOpenGL module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qgl.h" - -// There are functions that are deprecated in 10.5, but really there's no way around them -// for Carbon, so just undefine them. -#undef DEPRECATED_ATTRIBUTE -#define DEPRECATED_ATTRIBUTE -#if defined(Q_WS_MAC) -#ifndef QT_MAC_USE_COCOA -#ifdef qDebug -# undef qDebug -# include <AGL/agl.h> -# include <AGL/aglRenderers.h> -# include <OpenGL/gl.h> -# ifdef QT_NO_DEBUG -# define qDebug qt_noop(),1?(void)0:qDebug -# endif -#else -# include <AGL/agl.h> -# include <AGL/aglRenderers.h> -# include <OpenGL/gl.h> -#endif -#else -#include <private/qcocoaview_mac_p.h> -#endif - - -#include <OpenGL/gl.h> -#include <CoreServices/CoreServices.h> -#include <private/qfont_p.h> -#include <private/qfontengine_p.h> -#include <private/qgl_p.h> -#include <private/qpaintengine_opengl_p.h> -#include <private/qt_mac_p.h> -#include <qpixmap.h> -#include <qtimer.h> -#include <qapplication.h> -#include <qstack.h> -#include <qdesktopwidget.h> -#include <qdebug.h> - -QT_BEGIN_NAMESPACE -#ifdef QT_MAC_USE_COCOA -QT_END_NAMESPACE - -QT_FORWARD_DECLARE_CLASS(QWidget) -QT_FORWARD_DECLARE_CLASS(QWidgetPrivate) -QT_FORWARD_DECLARE_CLASS(QGLWidgetPrivate) - -QT_BEGIN_NAMESPACE - -void *qt_current_nsopengl_context() -{ - return [NSOpenGLContext currentContext]; -} - -static GLint attribValue(NSOpenGLPixelFormat *fmt, NSOpenGLPixelFormatAttribute attrib) -{ - GLint res; - [fmt getValues:&res forAttribute:attrib forVirtualScreen:0]; - return res; -} - -static int def(int val, int defVal) -{ - return val != -1 ? val : defVal; -} -#else -QRegion qt_mac_get_widget_rgn(const QWidget *widget); -#endif - -extern quint32 *qt_mac_pixmap_get_base(const QPixmap *); -extern int qt_mac_pixmap_get_bytes_per_line(const QPixmap *); -extern RgnHandle qt_mac_get_rgn(); //qregion_mac.cpp -extern void qt_mac_dispose_rgn(RgnHandle); //qregion_mac.cpp -extern QRegion qt_mac_convert_mac_region(RgnHandle); //qregion_mac.cpp -extern void qt_mac_to_pascal_string(QString s, Str255 str, TextEncoding encoding=0, int len=-1); //qglobal.cpp - -/* - QGLTemporaryContext implementation -*/ - -class QGLTemporaryContextPrivate -{ -public: -#ifndef QT_MAC_USE_COCOA - AGLContext ctx; -#else - NSOpenGLContext *ctx; -#endif -}; - -QGLTemporaryContext::QGLTemporaryContext(bool, QWidget *) - : d(new QGLTemporaryContextPrivate) -{ - d->ctx = 0; -#ifndef QT_MAC_USE_COCOA - GLint attribs[] = {AGL_RGBA, AGL_NONE}; - AGLPixelFormat fmt = aglChoosePixelFormat(0, 0, attribs); - if (!fmt) { - qDebug("QGLTemporaryContext: Couldn't find any RGB visuals"); - return; - } - d->ctx = aglCreateContext(fmt, 0); - if (!d->ctx) - qDebug("QGLTemporaryContext: Unable to create context"); - else - aglSetCurrentContext(d->ctx); - aglDestroyPixelFormat(fmt); -#else - QMacCocoaAutoReleasePool pool; - NSOpenGLPixelFormatAttribute attribs[] = { 0 }; - NSOpenGLPixelFormat *fmt = [[NSOpenGLPixelFormat alloc] initWithAttributes:attribs]; - if (!fmt) { - qWarning("QGLTemporaryContext: Cannot find any visuals"); - return; - } - - d->ctx = [[NSOpenGLContext alloc] initWithFormat:fmt shareContext:0]; - if (!d->ctx) - qWarning("QGLTemporaryContext: Cannot create context"); - else - [d->ctx makeCurrentContext]; - [fmt release]; -#endif -} - -QGLTemporaryContext::~QGLTemporaryContext() -{ - if (d->ctx) { -#ifndef QT_MAC_USE_COCOA - aglSetCurrentContext(0); - aglDestroyContext(d->ctx); -#else - [NSOpenGLContext clearCurrentContext]; - [d->ctx release]; -#endif - } -} - -bool QGLFormat::hasOpenGL() -{ - return true; -} - -bool QGLFormat::hasOpenGLOverlays() -{ - return false; -} - -bool QGLContext::chooseContext(const QGLContext *shareContext) -{ - QMacCocoaAutoReleasePool pool; - Q_D(QGLContext); - d->cx = 0; - d->vi = chooseMacVisual(0); - if (!d->vi) - return false; - -#ifndef QT_MAC_USE_COCOA - AGLPixelFormat fmt = (AGLPixelFormat)d->vi; - GLint res; - aglDescribePixelFormat(fmt, AGL_LEVEL, &res); - d->glFormat.setPlane(res); - if (deviceIsPixmap()) - res = 0; - else - aglDescribePixelFormat(fmt, AGL_DOUBLEBUFFER, &res); - d->glFormat.setDoubleBuffer(res); - aglDescribePixelFormat(fmt, AGL_DEPTH_SIZE, &res); - d->glFormat.setDepth(res); - if (d->glFormat.depth()) - d->glFormat.setDepthBufferSize(res); - aglDescribePixelFormat(fmt, AGL_RGBA, &res); - d->glFormat.setRgba(res); - aglDescribePixelFormat(fmt, AGL_RED_SIZE, &res); - d->glFormat.setRedBufferSize(res); - aglDescribePixelFormat(fmt, AGL_GREEN_SIZE, &res); - d->glFormat.setGreenBufferSize(res); - aglDescribePixelFormat(fmt, AGL_BLUE_SIZE, &res); - d->glFormat.setBlueBufferSize(res); - aglDescribePixelFormat(fmt, AGL_ALPHA_SIZE, &res); - d->glFormat.setAlpha(res); - if (d->glFormat.alpha()) - d->glFormat.setAlphaBufferSize(res); - aglDescribePixelFormat(fmt, AGL_ACCUM_RED_SIZE, &res); - // Bug in Apple OpenGL (rdr://5015603), when we don't have an accumulation - // buffer, it still claims that we have a 16-bit one (which is pretty rare). - // So, we just assume we can never have a buffer that small. - d->glFormat.setAccum(res > 5); - if (d->glFormat.accum()) - d->glFormat.setAccumBufferSize(res); - aglDescribePixelFormat(fmt, AGL_STENCIL_SIZE, &res); - d->glFormat.setStencil(res); - if (d->glFormat.stencil()) - d->glFormat.setStencilBufferSize(res); - aglDescribePixelFormat(fmt, AGL_STEREO, &res); - d->glFormat.setStereo(res); - aglDescribePixelFormat(fmt, AGL_SAMPLE_BUFFERS_ARB, &res); - d->glFormat.setSampleBuffers(res); - if (d->glFormat.sampleBuffers()) { - aglDescribePixelFormat(fmt, AGL_SAMPLES_ARB, &res); - d->glFormat.setSamples(res); - } -#else - NSOpenGLPixelFormat *fmt = static_cast<NSOpenGLPixelFormat *>(d->vi); - - d->glFormat = QGLFormat(); - - // ### make sure to reset other options - d->glFormat.setDoubleBuffer(attribValue(fmt, NSOpenGLPFADoubleBuffer)); - - int depthSize = attribValue(fmt, NSOpenGLPFADepthSize); - d->glFormat.setDepth(depthSize > 0); - if (depthSize > 0) - d->glFormat.setDepthBufferSize(depthSize); - - int alphaSize = attribValue(fmt, NSOpenGLPFAAlphaSize); - d->glFormat.setAlpha(alphaSize > 0); - if (alphaSize > 0) - d->glFormat.setAlphaBufferSize(alphaSize); - - int accumSize = attribValue(fmt, NSOpenGLPFAAccumSize); - d->glFormat.setAccum(accumSize > 0); - if (accumSize > 0) - d->glFormat.setAccumBufferSize(accumSize); - - int stencilSize = attribValue(fmt, NSOpenGLPFAStencilSize); - d->glFormat.setStencil(stencilSize > 0); - if (stencilSize > 0) - d->glFormat.setStencilBufferSize(stencilSize); - - d->glFormat.setStereo(attribValue(fmt, NSOpenGLPFAStereo)); - - int sampleBuffers = attribValue(fmt, NSOpenGLPFASampleBuffers); - d->glFormat.setSampleBuffers(sampleBuffers); - if (sampleBuffers > 0) - d->glFormat.setSamples(attribValue(fmt, NSOpenGLPFASamples)); -#endif - if (shareContext && (!shareContext->isValid() || !shareContext->d_func()->cx)) { - qWarning("QGLContext::chooseContext: Cannot share with invalid context"); - shareContext = 0; - } - - // sharing between rgba and color-index will give wrong colors - if (shareContext && (format().rgba() != shareContext->format().rgba())) - shareContext = 0; - -#ifndef QT_MAC_USE_COCOA - AGLContext ctx = aglCreateContext(fmt, (AGLContext) (shareContext ? shareContext->d_func()->cx : 0)); -#else - NSOpenGLContext *ctx = [[NSOpenGLContext alloc] initWithFormat:fmt - shareContext:(shareContext ? static_cast<NSOpenGLContext *>(shareContext->d_func()->cx) - : 0)]; -#endif - if (!ctx) { -#ifndef QT_MAC_USE_COCOA - GLenum err = aglGetError(); - if (err == AGL_BAD_MATCH || err == AGL_BAD_CONTEXT) { - if (shareContext && shareContext->d_func()->cx) { - qWarning("QGLContext::chooseContext(): Context sharing mismatch!"); - if (!(ctx = aglCreateContext(fmt, 0))) - return false; - shareContext = 0; - } - } -#else - if (shareContext) { - ctx = [[NSOpenGLContext alloc] initWithFormat:fmt shareContext:0]; - if (ctx) { - qWarning("QGLContext::chooseContext: Context sharing mismatch"); - shareContext = 0; - } - } -#endif - if (!ctx) { - qWarning("QGLContext::chooseContext: Unable to create QGLContext"); - return false; - } - } - d->cx = ctx; - if (shareContext && shareContext->d_func()->cx) { - QGLContext *share = const_cast<QGLContext *>(shareContext); - d->sharing = true; - share->d_func()->sharing = true; - } - if (deviceIsPixmap()) - updatePaintDevice(); - - // vblank syncing - GLint interval = d->reqFormat.swapInterval(); - if (interval != -1) { -#ifndef QT_MAC_USE_COCOA - aglSetInteger((AGLContext)d->cx, AGL_SWAP_INTERVAL, &interval); - if (interval != 0) - aglEnable((AGLContext)d->cx, AGL_SWAP_INTERVAL); - else - aglDisable((AGLContext)d->cx, AGL_SWAP_INTERVAL); -#else - [ctx setValues:&interval forParameter:NSOpenGLCPSwapInterval]; -#endif - } -#ifndef QT_MAC_USE_COCOA - aglGetInteger((AGLContext)d->cx, AGL_SWAP_INTERVAL, &interval); -#else - [ctx getValues:&interval forParameter:NSOpenGLCPSwapInterval]; -#endif - d->glFormat.setSwapInterval(interval); - return true; -} - -void *QGLContextPrivate::tryFormat(const QGLFormat &format) -{ - static const int Max = 40; -#ifndef QT_MAC_USE_COCOA - GLint attribs[Max], cnt = 0; - bool device_is_pixmap = (paintDevice->devType() == QInternal::Pixmap); - - attribs[cnt++] = AGL_RGBA; - attribs[cnt++] = AGL_BUFFER_SIZE; - attribs[cnt++] = device_is_pixmap ? static_cast<QPixmap *>(paintDevice)->depth() : 32; - attribs[cnt++] = AGL_LEVEL; - attribs[cnt++] = format.plane(); - - if (format.redBufferSize() != -1) { - attribs[cnt++] = AGL_RED_SIZE; - attribs[cnt++] = format.redBufferSize(); - } - if (format.greenBufferSize() != -1) { - attribs[cnt++] = AGL_GREEN_SIZE; - attribs[cnt++] = format.greenBufferSize(); - } - if (format.blueBufferSize() != -1) { - attribs[cnt++] = AGL_BLUE_SIZE; - attribs[cnt++] = format.blueBufferSize(); - } - if (device_is_pixmap) { - attribs[cnt++] = AGL_PIXEL_SIZE; - attribs[cnt++] = static_cast<QPixmap *>(paintDevice)->depth(); - attribs[cnt++] = AGL_OFFSCREEN; - if (!format.alpha()) { - attribs[cnt++] = AGL_ALPHA_SIZE; - attribs[cnt++] = 8; - } - } else { - if (format.doubleBuffer()) - attribs[cnt++] = AGL_DOUBLEBUFFER; - } - - if (format.stereo()) - attribs[cnt++] = AGL_STEREO; - if (format.alpha()) { - attribs[cnt++] = AGL_ALPHA_SIZE; - attribs[cnt++] = format.alphaBufferSize() == -1 ? 8 : format.alphaBufferSize(); - } - if (format.stencil()) { - attribs[cnt++] = AGL_STENCIL_SIZE; - attribs[cnt++] = format.stencilBufferSize() == -1 ? 8 : format.stencilBufferSize(); - } - if (format.depth()) { - attribs[cnt++] = AGL_DEPTH_SIZE; - attribs[cnt++] = format.depthBufferSize() == -1 ? 32 : format.depthBufferSize(); - } - if (format.accum()) { - attribs[cnt++] = AGL_ACCUM_RED_SIZE; - attribs[cnt++] = format.accumBufferSize() == -1 ? 1 : format.accumBufferSize(); - attribs[cnt++] = AGL_ACCUM_BLUE_SIZE; - attribs[cnt++] = format.accumBufferSize() == -1 ? 1 : format.accumBufferSize(); - attribs[cnt++] = AGL_ACCUM_GREEN_SIZE; - attribs[cnt++] = format.accumBufferSize() == -1 ? 1 : format.accumBufferSize(); - attribs[cnt++] = AGL_ACCUM_ALPHA_SIZE; - attribs[cnt++] = format.accumBufferSize() == -1 ? 1 : format.accumBufferSize(); - } - if (format.sampleBuffers()) { - attribs[cnt++] = AGL_SAMPLE_BUFFERS_ARB; - attribs[cnt++] = 1; - attribs[cnt++] = AGL_SAMPLES_ARB; - attribs[cnt++] = format.samples() == -1 ? 4 : format.samples(); - } - - attribs[cnt] = AGL_NONE; - Q_ASSERT(cnt < Max); - return aglChoosePixelFormat(0, 0, attribs); -#else - NSOpenGLPixelFormatAttribute attribs[Max]; - int cnt = 0; - int devType = paintDevice->devType(); - bool device_is_pixmap = (devType == QInternal::Pixmap); - int depth = device_is_pixmap ? static_cast<QPixmap *>(paintDevice)->depth() : 32; - - attribs[cnt++] = NSOpenGLPFAColorSize; - attribs[cnt++] = depth; - - if (device_is_pixmap) { - attribs[cnt++] = NSOpenGLPFAOffScreen; - } else { - if (format.doubleBuffer()) - attribs[cnt++] = NSOpenGLPFADoubleBuffer; - } - if (glFormat.stereo()) - attribs[cnt++] = NSOpenGLPFAStereo; - if (device_is_pixmap || format.alpha()) { - attribs[cnt++] = NSOpenGLPFAAlphaSize; - attribs[cnt++] = def(format.alphaBufferSize(), 8); - } - if (format.stencil()) { - attribs[cnt++] = NSOpenGLPFAStencilSize; - attribs[cnt++] = def(format.stencilBufferSize(), 8); - } - if (format.depth()) { - attribs[cnt++] = NSOpenGLPFADepthSize; - attribs[cnt++] = def(format.depthBufferSize(), 32); - } - if (format.accum()) { - attribs[cnt++] = NSOpenGLPFAAccumSize; - attribs[cnt++] = def(format.accumBufferSize(), 1); - } - if (format.sampleBuffers()) { - attribs[cnt++] = NSOpenGLPFASampleBuffers; - attribs[cnt++] = 1; - attribs[cnt++] = NSOpenGLPFASamples; - attribs[cnt++] = def(format.samples(), 4); - } - - if (format.directRendering()) - attribs[cnt++] = NSOpenGLPFAAccelerated; - - if (devType == QInternal::Pbuffer) - attribs[cnt++] = NSOpenGLPFAPixelBuffer; - - attribs[cnt] = 0; - Q_ASSERT(cnt < Max); - return [[NSOpenGLPixelFormat alloc] initWithAttributes:attribs]; -#endif -} - -void QGLContextPrivate::clearDrawable() -{ - [static_cast<NSOpenGLContext *>(cx) clearDrawable]; -} - -/*! - \bold{Mac OS X only:} This virtual function tries to find a visual that - matches the format, reducing the demands if the original request - cannot be met. - - The algorithm for reducing the demands of the format is quite - simple-minded, so override this method in your subclass if your - application has spcific requirements on visual selection. - - The \a handle argument is always zero and is not used - - \sa chooseContext() -*/ - -void *QGLContext::chooseMacVisual(GDHandle /* handle */) -{ - Q_D(QGLContext); - - void *fmt = d->tryFormat(d->glFormat); - if (!fmt && d->glFormat.stereo()) { - d->glFormat.setStereo(false); - fmt = d->tryFormat(d->glFormat); - } - if (!fmt && d->glFormat.sampleBuffers()) { - d->glFormat.setSampleBuffers(false); - fmt = d->tryFormat(d->glFormat); - } - if (!fmt) - qWarning("QGLContext::chooseMacVisual: Unable to choose a pixel format"); - return fmt; -} - -void QGLContext::reset() -{ - Q_D(QGLContext); - if (!d->valid) - return; - d->cleanup(); - doneCurrent(); -#ifndef QT_MAC_USE_COCOA - if (d->cx) - aglDestroyContext((AGLContext)d->cx); -#else - QMacCocoaAutoReleasePool pool; - [static_cast<NSOpenGLContext *>(d->cx) release]; -#endif - d->cx = 0; -#ifndef QT_MAC_USE_COCOA - if (d->vi) - aglDestroyPixelFormat((AGLPixelFormat)d->vi); -#else - [static_cast<NSOpenGLPixelFormat *>(d->vi) release]; -#endif - d->vi = 0; - d->crWin = false; - d->sharing = false; - d->valid = false; - d->transpColor = QColor(); - d->initDone = false; - QGLContextGroup::removeShare(this); -} - -void QGLContext::makeCurrent() -{ - Q_D(QGLContext); - - if (!d->valid) { - qWarning("QGLContext::makeCurrent: Cannot make invalid context current"); - return; - } -#ifndef QT_MAC_USE_COCOA - aglSetCurrentContext((AGLContext)d->cx); - if (d->update) - updatePaintDevice(); -#else - [static_cast<NSOpenGLContext *>(d->cx) makeCurrentContext]; -#endif - QGLContextPrivate::setCurrentContext(this); -} - -#ifndef QT_MAC_USE_COCOA -/* - Returns the effective scale factor for a widget. For this value to be - different than 1, the following must be true: - - The system scale factor must be greater than 1. - - The widget window must have WA_MacFrameworkScaled set. -*/ -float qt_mac_get_scale_factor(QWidget *widget) -{ - if (!widget | !widget->window()) - return 1; - - if (widget->window()->testAttribute(Qt::WA_MacFrameworkScaled) == false) - return 1; - - float systemScale = QSysInfo::MacintoshVersion >= QSysInfo::MV_10_4 ? HIGetScaleFactor() : 1; - if (systemScale == float(1)) - return 1; - - return systemScale; -} -#endif - -/*! \internal -*/ -void QGLContext::updatePaintDevice() -{ - Q_D(QGLContext); -#ifndef QT_MAC_USE_COCOA - d->update = false; - if (d->paintDevice->devType() == QInternal::Widget) { - //get control information - QWidget *w = (QWidget *)d->paintDevice; - HIViewRef hiview = (HIViewRef)w->winId(); - WindowRef window = HIViewGetWindow(hiview); -#ifdef DEBUG_OPENGL_REGION_UPDATE - static int serial_no_gl = 0; - qDebug("[%d] %p setting on %s::%s %p/%p [%s]", ++serial_no_gl, w, - w->metaObject()->className(), w->objectName().toLatin1().constData(), - hiview, window, w->handle() ? "Inside" : "Outside"); -#endif - - //update drawable - if (0 && w->isWindow() && w->isFullScreen()) { - aglSetDrawable((AGLContext)d->cx, 0); - aglSetFullScreen((AGLContext)d->cx, w->width(), w->height(), 0, QApplication::desktop()->screenNumber(w)); - w->hide(); - } else { - AGLDrawable old_draw = aglGetDrawable((AGLContext)d->cx), new_draw = GetWindowPort(window); - if (old_draw != new_draw) - aglSetDrawable((AGLContext)d->cx, new_draw); - } - - float scale = qt_mac_get_scale_factor(w); - - if (!w->isWindow()) { - QRegion clp = qt_mac_get_widget_rgn(w); //get drawable area - -#ifdef DEBUG_OPENGL_REGION_UPDATE - if (clp.isEmpty()) { - qDebug(" Empty area!"); - } else { - QVector<QRect> rs = clp.rects(); - for(int i = 0; i < rs.count(); i++) - qDebug(" %d %d %d %d", rs[i].x(), rs[i].y(), rs[i].width(), rs[i].height()); - } -#endif - //update the clip - if (!aglIsEnabled((AGLContext)d->cx, AGL_BUFFER_RECT)) - aglEnable((AGLContext)d->cx, AGL_BUFFER_RECT); - if (clp.isEmpty()) { - GLint offs[4] = { 0, 0, 0, 0 }; - aglSetInteger((AGLContext)d->cx, AGL_BUFFER_RECT, offs); - if (aglIsEnabled((AGLContext)d->cx, AGL_CLIP_REGION)) - aglDisable((AGLContext)d->cx, AGL_CLIP_REGION); - } else { - HIPoint origin = { 0., 0. }; - HIViewConvertPoint(&origin, HIViewRef(w->winId()), 0); - const GLint offs[4] = { qRound(origin.x), - w->window()->frameGeometry().height() * scale - - (qRound(origin.y) + w->height() * scale), - w->width() * scale, w->height() * scale}; - - RgnHandle region = clp.handle(true); - - if (scale != float(1)) { - // Sacle the clip region by the scale factor - Rect regionBounds; - GetRegionBounds(region, ®ionBounds); - Rect regionBoundsDest = regionBounds; - regionBoundsDest.bottom *= scale; - regionBoundsDest.right *= scale; - MapRgn(region, ®ionBounds, ®ionBoundsDest); - } - - aglSetInteger((AGLContext)d->cx, AGL_BUFFER_RECT, offs); - aglSetInteger((AGLContext)d->cx, AGL_CLIP_REGION, (const GLint *)region); - if (!aglIsEnabled((AGLContext)d->cx, AGL_CLIP_REGION)) - aglEnable((AGLContext)d->cx, AGL_CLIP_REGION); - } - } else { - // Set the buffer rect for top-level gl contexts when scaled. - if (scale != float(1)) { - aglEnable((AGLContext)d->cx, AGL_BUFFER_RECT); - const GLint offs[4] = { 0, 0, w->width() * scale , w->height() * scale}; - aglSetInteger((AGLContext)d->cx, AGL_BUFFER_RECT, offs); - } - } - } else if (d->paintDevice->devType() == QInternal::Pixmap) { - QPixmap *pm = reinterpret_cast<QPixmap *>(d->paintDevice); - - unsigned long qdformat = k32ARGBPixelFormat; - if (QSysInfo::ByteOrder == QSysInfo::LittleEndian) - qdformat = k32BGRAPixelFormat; - Rect rect; - SetRect(&rect, 0, 0, pm->width(), pm->height()); - - GWorldPtr gworld; - NewGWorldFromPtr(&gworld, qdformat, &rect, 0, 0, 0, - reinterpret_cast<char *>(qt_mac_pixmap_get_base(pm)), - qt_mac_pixmap_get_bytes_per_line(pm)); - - PixMapHandle pixmapHandle = GetGWorldPixMap(gworld); - aglSetOffScreen(reinterpret_cast<AGLContext>(d->cx), pm->width(), pm->height(), - GetPixRowBytes(pixmapHandle), GetPixBaseAddr(pixmapHandle)); - } else { - qWarning("QGLContext::updatePaintDevice(): Not sure how to render OpenGL on this device!"); - } - aglUpdateContext((AGLContext)d->cx); - -#else - QMacCocoaAutoReleasePool pool; - - if (d->paintDevice->devType() == QInternal::Widget) { - //get control information - QWidget *w = (QWidget *)d->paintDevice; - NSView *view = qt_mac_nativeview_for(w); - - // Trying to attach the GL context to the NSView will fail with - // "invalid drawable" if done too soon, but we have to make sure - // the connection is made before the first paint event. Using - // the NSView do to this check fails as the NSView is visible - // before it's safe to connect, and using the NSWindow fails as - // the NSWindow will become visible after the first paint event. - // This leaves us with the QWidget, who's visible state seems - // to match the point in time when it's safe to connect. - if (!w || !w->isVisible()) - return; // Not safe to attach GL context to view yet - - if ([static_cast<NSOpenGLContext *>(d->cx) view] != view && ![view isHidden]) - [static_cast<NSOpenGLContext *>(d->cx) setView:view]; - } else if (d->paintDevice->devType() == QInternal::Pixmap) { - const QPixmap *pm = static_cast<const QPixmap *>(d->paintDevice); - [static_cast<NSOpenGLContext *>(d->cx) setOffScreen:qt_mac_pixmap_get_base(pm) - width:pm->width() - height:pm->height() - rowbytes:qt_mac_pixmap_get_bytes_per_line(pm)]; - } else { - qWarning("QGLContext::updatePaintDevice: Not sure how to render OpenGL on this device"); - } - [static_cast<NSOpenGLContext *>(d->cx) update]; -#endif -} - -void QGLContext::doneCurrent() -{ - - if ( -#ifndef QT_MAC_USE_COCOA - aglGetCurrentContext() != (AGLContext) d_func()->cx -#else - [NSOpenGLContext currentContext] != d_func()->cx -#endif - ) - return; - - QGLContextPrivate::setCurrentContext(0); -#ifndef QT_MAC_USE_COCOA - aglSetCurrentContext(0); -#else - [NSOpenGLContext clearCurrentContext]; -#endif -} - -void QGLContext::swapBuffers() const -{ - Q_D(const QGLContext); - if (!d->valid) - return; -#ifndef QT_MAC_USE_COCOA - aglSwapBuffers((AGLContext)d->cx); -#else - [static_cast<NSOpenGLContext *>(d->cx) flushBuffer]; -#endif -} - -QColor QGLContext::overlayTransparentColor() const -{ - return QColor(0, 0, 0); // Invalid color -} - -#ifndef QT_MAC_USE_COCOA -static QColor cmap[256]; -static bool cmap_init = false; -#endif -uint QGLContext::colorIndex(const QColor &c) const -{ -#ifndef QT_MAC_USE_COCOA - int ret = -1; - if(!cmap_init) { - cmap_init = true; - for(int i = 0; i < 256; i++) - cmap[i] = QColor(); - } else { - for(int i = 0; i < 256; i++) { - if(cmap[i].isValid() && cmap[i] == c) { - ret = i; - break; - } - } - } - if(ret == -1) { - for(ret = 0; ret < 256; ret++) - if(!cmap[ret].isValid()) - break; - if(ret == 256) { - ret = -1; - qWarning("QGLContext::colorIndex(): Internal error!"); - } else { - cmap[ret] = c; - - GLint vals[4]; - vals[0] = ret; - vals[1] = c.red(); - vals[2] = c.green(); - vals[3] = c.blue(); - aglSetInteger((AGLContext)d_func()->cx, AGL_COLORMAP_ENTRY, vals); - } - } - return (uint)(ret == -1 ? 0 : ret); -#else - Q_UNUSED(c); - return 0; -#endif -} - -void QGLContext::generateFontDisplayLists(const QFont & /* fnt */, int /* listBase */) -{ -} - -static CFBundleRef qt_getOpenGLBundle() -{ - CFBundleRef bundle = 0; - CFStringRef urlString = QCFString::toCFStringRef(QLatin1String("/System/Library/Frameworks/OpenGL.framework")); - QCFType<CFURLRef> url = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, - urlString, kCFURLPOSIXPathStyle, false); - if (url) - bundle = CFBundleCreate(kCFAllocatorDefault, url); - CFRelease(urlString); - return bundle; -} - -void *QGLContext::getProcAddress(const QString &proc) const -{ - CFStringRef procName = QCFString(proc).toCFStringRef(proc); - void *result = CFBundleGetFunctionPointerForName(QCFType<CFBundleRef>(qt_getOpenGLBundle()), - procName); - CFRelease(procName); - return result; -} -#ifndef QT_MAC_USE_COCOA -/***************************************************************************** - QGLWidget AGL-specific code - *****************************************************************************/ - -/**************************************************************************** - Hacks to glue AGL to an HIView - ***************************************************************************/ -QRegion qt_mac_get_widget_rgn(const QWidget *widget) -{ - if(!widget->isVisible() || widget->isMinimized()) - return QRegion(); - const QRect wrect = QRect(qt_mac_posInWindow(widget), widget->size()); - if(!wrect.isValid()) - return QRegion(); - - RgnHandle macr = qt_mac_get_rgn(); - GetControlRegion((HIViewRef)widget->winId(), kControlStructureMetaPart, macr); - OffsetRgn(macr, wrect.x(), wrect.y()); - QRegion ret = qt_mac_convert_mac_region(macr); - - QPoint clip_pos = wrect.topLeft(); - for(const QWidget *last_clip = 0, *clip = widget; clip; last_clip = clip, clip = clip->parentWidget()) { - if(clip != widget) { - GetControlRegion((HIViewRef)clip->winId(), kControlStructureMetaPart, macr); - OffsetRgn(macr, clip_pos.x(), clip_pos.y()); - ret &= qt_mac_convert_mac_region(macr); - } - const QObjectList &children = clip->children(); - for(int i = children.size()-1; i >= 0; --i) { - if(QWidget *child = qobject_cast<QWidget*>(children.at(i))) { - if(child == last_clip) - break; - - // This check may seem weird, but when we are using a unified toolbar - // The widget is actually being owned by that toolbar and not by Qt. - // This means that the geometry it reports will be wrong - // and will accidentally cause problems when calculating the region - // So, it is better to skip these widgets since they aren't the hierarchy - // anyway. - if (HIViewGetSuperview(HIViewRef(child->winId())) != HIViewRef(clip->winId())) - continue; - - if(child->isVisible() && !child->isMinimized() && !child->isTopLevel()) { - const QRect childRect = QRect(clip_pos+child->pos(), child->size()); - if(childRect.isValid() && wrect.intersects(childRect)) { - GetControlRegion((HIViewRef)child->winId(), kControlStructureMetaPart, macr); - OffsetRgn(macr, childRect.x(), childRect.y()); - ret -= qt_mac_convert_mac_region(macr); - } - } - } - } - if(clip->isWindow()) - break; - clip_pos -= clip->pos(); - } - qt_mac_dispose_rgn(macr); - return ret; -} - -#endif - -void QGLWidget::setMouseTracking(bool enable) -{ - QWidget::setMouseTracking(enable); -} - -void QGLWidget::resizeEvent(QResizeEvent *) -{ - Q_D(QGLWidget); - if (!isValid()) - return; -#ifndef QT_MAC_USE_COCOA - if (!isWindow()) - d->glcx->d_func()->update = true; -#endif - makeCurrent(); - if (!d->glcx->initialized()) - glInit(); -#ifdef QT_MAC_USE_COCOA - d->glcx->updatePaintDevice(); -#endif -#ifndef QT_MAC_USE_COCOA - float scale = qt_mac_get_scale_factor(this); - resizeGL(width() * scale, height() * scale); -#else - resizeGL(width(), height()); -#endif -} - -const QGLContext* QGLWidget::overlayContext() const -{ - return 0; -} - -void QGLWidget::makeOverlayCurrent() -{ -} - -void QGLWidget::updateOverlayGL() -{ -} - -void QGLWidget::setContext(QGLContext *context, const QGLContext* shareContext, bool deleteOldContext) -{ - Q_D(QGLWidget); - if (context == 0) { - qWarning("QGLWidget::setContext: Cannot set null context"); - return; - } - - if (d->glcx) - d->glcx->doneCurrent(); - QGLContext* oldcx = d->glcx; - d->glcx = context; - if (!d->glcx->isValid()) - d->glcx->create(shareContext ? shareContext : oldcx); - if (deleteOldContext && oldcx) - delete oldcx; -} - -void QGLWidgetPrivate::init(QGLContext *context, const QGLWidget *shareWidget) -{ - Q_Q(QGLWidget); - - initContext(context, shareWidget); - - QWidget *current = q; - while (current) { - qt_widget_private(current)->glWidgets.append(QWidgetPrivate::GlWidgetInfo(q)); - if (current->isWindow()) - break; - current = current->parentWidget(); - } -} - -bool QGLWidgetPrivate::renderCxPm(QPixmap*) -{ - return false; -} - -void QGLWidgetPrivate::cleanupColormaps() -{ -} - -const QGLColormap & QGLWidget::colormap() const -{ - return d_func()->cmap; -} - -void QGLWidget::setColormap(const QGLColormap &) -{ -} - -void QGLWidgetPrivate::updatePaintDevice() -{ - Q_Q(QGLWidget); - glcx->updatePaintDevice(); - q->update(); -} - -#endif - -QT_END_NAMESPACE |