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-rw-r--r--src/plugins/platforms/xcb/qxcbsharedgraphicscache.cpp290
1 files changed, 0 insertions, 290 deletions
diff --git a/src/plugins/platforms/xcb/qxcbsharedgraphicscache.cpp b/src/plugins/platforms/xcb/qxcbsharedgraphicscache.cpp
deleted file mode 100644
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--- a/src/plugins/platforms/xcb/qxcbsharedgraphicscache.cpp
+++ /dev/null
@@ -1,290 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/
-**
-** This file is part of the plugins 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.
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#if defined(QT_USE_XCB_SHARED_GRAPHICS_CACHE)
-
-#include "qxcbsharedgraphicscache.h"
-#include "qxcbsharedbuffermanager.h"
-
-#include <QtCore/qsharedmemory.h>
-
-#include <QtGui/qopenglcontext.h>
-#include <QtGui/qscreen.h>
-
-#define GL_GLEXT_PROTOTYPES
-#include <GLES2/gl2ext.h>
-
-#define SHAREDGRAPHICSCACHE_DEBUG 1
-
-QT_BEGIN_NAMESPACE
-
-QXcbSharedGraphicsCache::QXcbSharedGraphicsCache(QObject *parent)
- : QPlatformSharedGraphicsCache(parent)
- , m_bufferManager(new QXcbSharedBufferManager)
-{
-}
-
-void QXcbSharedGraphicsCache::requestItems(const QByteArray &cacheId,
- const QVector<quint32> &itemIds)
-{
- m_bufferManager->beginSharedBufferAction(cacheId);
-
- QSet<quint32> itemsForRequest;
- for (int i=0; i<itemIds.size(); ++i)
- itemsForRequest.insert(itemIds.at(i));
-
- m_bufferManager->requestItems(itemsForRequest);
- m_bufferManager->endSharedBufferAction();
-
- processPendingItems();
-}
-
-void QXcbSharedGraphicsCache::insertItems(const QByteArray &cacheId,
- const QVector<quint32> &itemIds,
- const QVector<QImage> &items)
-{
- m_bufferManager->beginSharedBufferAction(cacheId);
-
- QSet<quint32> itemsForRequest;
- for (int i=0; i<itemIds.size(); ++i) {
- QImage image = items.at(i);
- m_bufferManager->insertItem(itemIds.at(i), image.bits(), image.width(), image.height());
- itemsForRequest.insert(itemIds.at(i));
- }
-
- // ### To avoid loops, we could check missing items here and notify the client
- m_bufferManager->requestItems(itemsForRequest);
-
- m_bufferManager->endSharedBufferAction();
-
- processPendingItems();
-}
-
-void QXcbSharedGraphicsCache::ensureCacheInitialized(const QByteArray &cacheId,
- BufferType bufferType,
- PixelFormat pixelFormat)
-{
- Q_UNUSED(cacheId);
- Q_UNUSED(bufferType);
- Q_UNUSED(pixelFormat);
-}
-
-
-void QXcbSharedGraphicsCache::releaseItems(const QByteArray &cacheId,
- const QVector<quint32> &itemIds)
-{
- m_bufferManager->beginSharedBufferAction(cacheId);
-
- QSet<quint32> itemsToRelease;
- for (int i=0; i<itemIds.size(); ++i)
- itemsToRelease.insert(itemIds.at(i));
-
- m_bufferManager->releaseItems(itemsToRelease);
-
- m_bufferManager->endSharedBufferAction();
-
- processPendingItems();
-}
-
-void QXcbSharedGraphicsCache::serializeBuffer(void *bufferId,
- QByteArray *serializedData,
- int *fileDescriptor) const
-{
- QXcbSharedBufferManager::Buffer *buffer =
- reinterpret_cast<QXcbSharedBufferManager::Buffer *>(bufferId);
-
- QPair<QByteArray, int> bufferName = m_bufferManager->serializeBuffer(buffer->buffer);
-
- *serializedData = bufferName.first;
- *fileDescriptor = bufferName.second;
-}
-
-GLuint QXcbSharedGraphicsCache::textureIdForBuffer(void *bufferId)
-{
-# if defined(SHAREDGRAPHICSCACHE_DEBUG)
- qDebug("QXcbSharedGraphicsCache::textureIdForBuffer");
-# endif
-
- QXcbSharedBufferManager::Buffer *buffer =
- reinterpret_cast<QXcbSharedBufferManager::Buffer *>(bufferId);
-
- if (buffer->textureId == 0) {
- glGenTextures(1, &buffer->textureId);
- if (buffer->textureId == 0) {
- qWarning("QXcbSharedGraphicsCache::textureIdForBuffer: Failed to generate texture (gl error: 0x%x)",
- glGetError());
- return 0;
- }
-
- glBindTexture(GL_TEXTURE_2D, buffer->textureId);
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
- }
-
- glBindTexture(GL_TEXTURE_2D, buffer->textureId);
- glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, buffer->width, buffer->height, 0, GL_ALPHA,
- GL_UNSIGNED_BYTE, buffer->buffer->data());
- glBindTexture(GL_TEXTURE_2D, 0);
-
- return buffer->textureId;
-}
-
-void QXcbSharedGraphicsCache::referenceBuffer(void *bufferId)
-{
- QXcbSharedBufferManager::Buffer *buffer =
- reinterpret_cast<QXcbSharedBufferManager::Buffer *>(bufferId);
-
- buffer->ref.ref();
-}
-
-bool QXcbSharedGraphicsCache::dereferenceBuffer(void *bufferId)
-{
- QXcbSharedBufferManager::Buffer *buffer =
- reinterpret_cast<QXcbSharedBufferManager::Buffer *>(bufferId);
-
- if (buffer->ref.deref())
- return true;
-
- if (buffer->textureId != 0) {
- glDeleteTextures(1, &buffer->textureId);
- buffer->textureId = 0;
- }
-
- return false;
-}
-
-void QXcbSharedGraphicsCache::processPendingItems()
-{
-# if defined(SHAREDGRAPHICSCACHE_DEBUG)
- qDebug("QXcbSharedGraphicsCache::processPendingItems");
-# endif
-
- {
- QXcbSharedBufferManager::PendingItemIds pendingMissingItems = m_bufferManager->pendingItemsMissing();
- QXcbSharedBufferManager::PendingItemIds::const_iterator it;
-
-
- for (it = pendingMissingItems.constBegin(); it != pendingMissingItems.constEnd(); ++it) {
- QVector<quint32> missingItems;
-
- const QSet<quint32> &items = it.value();
- QSet<quint32>::const_iterator itemIt;
- for (itemIt = items.constBegin(); itemIt != items.constEnd(); ++itemIt)
- missingItems.append(*itemIt);
-
-# if defined(SHAREDGRAPHICSCACHE_DEBUG)
- qDebug("QXcbSharedGraphicsCache::processPendingItems: %d missing items",
- missingItems.size());
-# endif
-
- if (!missingItems.isEmpty())
- emit itemsMissing(it.key(), missingItems);
- }
- }
-
- {
- QXcbSharedBufferManager::PendingItemIds pendingInvalidatedItems = m_bufferManager->pendingItemsInvalidated();
- QXcbSharedBufferManager::PendingItemIds::const_iterator it;
-
- for (it = pendingInvalidatedItems.constBegin(); it != pendingInvalidatedItems.constEnd(); ++it) {
- QVector<quint32> invalidatedItems;
-
- const QSet<quint32> &items = it.value();
- QSet<quint32>::const_iterator itemIt;
- for (itemIt = items.constBegin(); itemIt != items.constEnd(); ++itemIt)
- invalidatedItems.append(*itemIt);
-
-# if defined(SHAREDGRAPHICSCACHE_DEBUG)
- qDebug("QXcbSharedGraphicsCache::processPendingItems: %d invalidated items",
- invalidatedItems.size());
-# endif
-
- if (!invalidatedItems.isEmpty())
- emit itemsInvalidated(it.key(), invalidatedItems);
- }
- }
-
- {
- QXcbSharedBufferManager::PendingItemIds pendingReadyItems = m_bufferManager->pendingItemsReady();
- QXcbSharedBufferManager::PendingItemIds::const_iterator it;
-
- for (it = pendingReadyItems.constBegin(); it != pendingReadyItems.constEnd(); ++it) {
- QHash<QXcbSharedBufferManager::Buffer *, ReadyItem> readyItemsForBuffer;
- const QSet<quint32> &items = it.value();
-
- QByteArray cacheId = it.key();
-
- QSet<quint32>::const_iterator itemIt;
- for (itemIt = items.constBegin(); itemIt != items.constEnd(); ++itemIt) {
- QXcbSharedBufferManager::Buffer *buffer;
- int x = -1;
- int y = -1;
-
- m_bufferManager->getBufferForItem(cacheId, *itemIt, &buffer, &x, &y);
-
- readyItemsForBuffer[buffer].itemIds.append(*itemIt);
- readyItemsForBuffer[buffer].positions.append(QPoint(x, y));
- }
-
- QHash<QXcbSharedBufferManager::Buffer*, ReadyItem>::iterator readyItemIt
- = readyItemsForBuffer.begin();
- while (readyItemIt != readyItemsForBuffer.end()) {
- QXcbSharedBufferManager::Buffer *buffer = readyItemIt.key();
- if (!readyItemIt.value().itemIds.isEmpty()) {
-# if defined(SHAREDGRAPHICSCACHE_DEBUG)
- qDebug("QXcbSharedGraphicsCache::processPendingItems: %d ready items",
- readyItemIt.value().itemIds.size());
-# endif
-
- emit itemsAvailable(cacheId, buffer, QSize(buffer->width, buffer->height),
- readyItemIt.value().itemIds, readyItemIt.value().positions);
- }
- ++readyItemIt;
- }
- }
- }
-}
-
-QT_END_NAMESPACE
-
-#endif // QT_USE_XCB_SHARED_GRAPHICS_CACHE