diff options
Diffstat (limited to 'src/opengl/qopengltexturecache.cpp')
| -rw-r--r-- | src/opengl/qopengltexturecache.cpp | 92 |
1 files changed, 38 insertions, 54 deletions
diff --git a/src/opengl/qopengltexturecache.cpp b/src/opengl/qopengltexturecache.cpp index a58570dbc4..64583c03a9 100644 --- a/src/opengl/qopengltexturecache.cpp +++ b/src/opengl/qopengltexturecache.cpp @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtOpenGL module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only #include "qopengltexturecache_p.h" #include <private/qopengltextureuploader_p.h> @@ -97,9 +61,19 @@ void QOpenGLTextureCacheWrapper::cleanupTexturesForPixmapData(QPlatformPixmap *p cleanupTexturesForCacheKey(pmd->cacheKey()); } +static quint64 cacheSize() +{ + bool ok = false; + const int envCacheSize = qEnvironmentVariableIntValue("QT_OPENGL_TEXTURE_CACHE_SIZE", &ok); + if (ok) + return envCacheSize; + + return 1024 * 1024; // 1024 MB cache default +} + QOpenGLTextureCache::QOpenGLTextureCache(QOpenGLContext *ctx) : QOpenGLSharedResource(ctx->shareGroup()) - , m_cache(256 * 1024) // 256 MB cache + , m_cache(cacheSize()) { } @@ -107,10 +81,12 @@ QOpenGLTextureCache::~QOpenGLTextureCache() { } -GLuint QOpenGLTextureCache::bindTexture(QOpenGLContext *context, const QPixmap &pixmap, QOpenGLTextureUploader::BindOptions options) +QOpenGLTextureCache::BindResult QOpenGLTextureCache::bindTexture(QOpenGLContext *context, + const QPixmap &pixmap, + QOpenGLTextureUploader::BindOptions options) { if (pixmap.isNull()) - return 0; + return { 0, {} }; QMutexLocker locker(&m_mutex); qint64 key = pixmap.cacheKey(); @@ -119,21 +95,23 @@ GLuint QOpenGLTextureCache::bindTexture(QOpenGLContext *context, const QPixmap & QOpenGLCachedTexture *entry = m_cache.object(key); if (entry && entry->options() == options) { context->functions()->glBindTexture(GL_TEXTURE_2D, entry->id()); - return entry->id(); + return { entry->id(), {} }; } } - GLuint id = bindTexture(context, key, pixmap.toImage(), options); - if (id > 0) + BindResult result = bindTexture(context, key, pixmap.toImage(), options); + if (result.id > 0) QImagePixmapCleanupHooks::enableCleanupHooks(pixmap); - return id; + return result; } -GLuint QOpenGLTextureCache::bindTexture(QOpenGLContext *context, const QImage &image, QOpenGLTextureUploader::BindOptions options) +QOpenGLTextureCache::BindResult QOpenGLTextureCache::bindTexture(QOpenGLContext *context, + const QImage &image, + QOpenGLTextureUploader::BindOptions options) { if (image.isNull()) - return 0; + return { 0, {} }; QMutexLocker locker(&m_mutex); qint64 key = image.cacheKey(); @@ -142,7 +120,7 @@ GLuint QOpenGLTextureCache::bindTexture(QOpenGLContext *context, const QImage &i QOpenGLCachedTexture *entry = m_cache.object(key); if (entry && entry->options() == options) { context->functions()->glBindTexture(GL_TEXTURE_2D, entry->id()); - return entry->id(); + return { entry->id(), {} }; } } @@ -150,16 +128,22 @@ GLuint QOpenGLTextureCache::bindTexture(QOpenGLContext *context, const QImage &i if (!context->functions()->hasOpenGLFeature(QOpenGLFunctions::NPOTTextures)) options |= QOpenGLTextureUploader::PowerOfTwoBindOption; - GLuint id = bindTexture(context, key, img, options); - if (id > 0) + BindResult result = bindTexture(context, key, img, options); + if (result.id > 0) QImagePixmapCleanupHooks::enableCleanupHooks(image); - return id; + return result; } -GLuint QOpenGLTextureCache::bindTexture(QOpenGLContext *context, qint64 key, const QImage &image, QOpenGLTextureUploader::BindOptions options) +Q_TRACE_POINT(qtopengl, QOpenGLTextureCache_bindTexture_entry, QOpenGLContext *context, qint64 key, const unsigned char *image, int options); +Q_TRACE_POINT(qtopengl, QOpenGLTextureCache_bindTexture_exit); + +QOpenGLTextureCache::BindResult QOpenGLTextureCache::bindTexture(QOpenGLContext *context, + qint64 key, + const QImage &image, + QOpenGLTextureUploader::BindOptions options) { - Q_TRACE_SCOPE(QOpenGLTextureCache_bindTexture, context, key, image, options); + Q_TRACE_SCOPE(QOpenGLTextureCache_bindTexture, context, key, image.bits(), options); GLuint id; QOpenGLFunctions *funcs = context->functions(); @@ -170,7 +154,7 @@ GLuint QOpenGLTextureCache::bindTexture(QOpenGLContext *context, qint64 key, con m_cache.insert(key, new QOpenGLCachedTexture(id, options, context), cost / 1024); - return id; + return { id, BindResultFlag::NewTexture }; } void QOpenGLTextureCache::invalidate(qint64 key) |