diff options
Diffstat (limited to 'src/opengl/qgl.cpp')
| -rw-r--r-- | src/opengl/qgl.cpp | 33 |
1 files changed, 27 insertions, 6 deletions
diff --git a/src/opengl/qgl.cpp b/src/opengl/qgl.cpp index d09190f..6248cfe 100644 --- a/src/opengl/qgl.cpp +++ b/src/opengl/qgl.cpp @@ -93,7 +93,7 @@ #include "qlibrary.h" #include <qmutex.h> -#ifdef QGL_USE_TEXTURE_POOL +#ifdef Q_OS_SYMBIAN #include <private/qgltexturepool_p.h> #endif @@ -1835,6 +1835,7 @@ QGLTextureCache::~QGLTextureCache() void QGLTextureCache::insert(QGLContext* ctx, qint64 key, QGLTexture* texture, int cost) { QWriteLocker locker(&m_lock); + if (m_cache.totalCost() + cost > m_cache.maxCost()) { // the cache is full - make an attempt to remove something const QList<QGLTextureCacheKey> keys = m_cache.keys(); @@ -2026,10 +2027,6 @@ struct DDSFormat { the pixmap/image that it stems from, e.g. installing destruction hooks in them. - \omitvalue TemporarilyCachedBindOption Used by paint engines on some - platforms to indicate that the pixmap or image texture is possibly - cached only temporarily and must be destroyed immediately after the use. - \omitvalue InternalBindOption */ @@ -2537,7 +2534,8 @@ QGLTexture* QGLContextPrivate::bindTexture(const QImage &image, GLenum target, G #endif const QImage &constRef = img; // to avoid detach in bits()... -#ifdef QGL_USE_TEXTURE_POOL +#ifdef Q_OS_SYMBIAN + // On Symbian we always use texture pool to reserve the texture QGLTexturePool::instance()->createPermanentTexture(tx_id, target, 0, internalFormat, @@ -2549,6 +2547,7 @@ QGLTexture* QGLContextPrivate::bindTexture(const QImage &image, GLenum target, G glTexImage2D(target, 0, internalFormat, img.width(), img.height(), 0, externalFormat, pixel_type, constRef.bits()); #endif + #if defined(QT_OPENGL_ES_2) if (genMipmap) glGenerateMipmap(target); @@ -2572,6 +2571,13 @@ QGLTexture* QGLContextPrivate::bindTexture(const QImage &image, GLenum target, G QGLTexture *texture = new QGLTexture(q, tx_id, target, options); QGLTextureCache::instance()->insert(q, key, texture, cost); +#ifdef Q_OS_SYMBIAN + // Store the key so that QGLTexturePool + // is able to release this texture when needed. + texture->boundKey = key; + // And append to LRU list + QGLTexturePool::instance()->useTexture(texture); +#endif return texture; } @@ -2651,6 +2657,20 @@ QGLTexture *QGLContextPrivate::bindTexture(const QPixmap &pixmap, GLenum target, #endif if (!texture) { +#ifdef Q_OS_SYMBIAN + // On Symbian pixmaps are backed up by native CFbsBitmap + // which can be shared across processes. QVolatileImage wraps + // it and provides locking mechanism to pixel access. + QVolatileImage volatileImage = pd->toVolatileImage(); + if (volatileImage.isNull()) { // TODO: raster graphics system don't provide volatile image (yet) + // NOTE! On Symbian raster graphics system QPixmap::toImage() makes deep copy + texture = bindTexture(pixmap.toImage(), target, format, key, options); + } else { + volatileImage.beginDataAccess(); + texture = bindTexture(volatileImage.imageRef(), target, format, key, options); + volatileImage.endDataAccess(true); + } +#else QImage image = pixmap.toImage(); // If the system depth is 16 and the pixmap doesn't have an alpha channel // then we convert it to RGB16 in the hope that it gets uploaded as a 16 @@ -2658,6 +2678,7 @@ QGLTexture *QGLContextPrivate::bindTexture(const QPixmap &pixmap, GLenum target, if (pixmap.depth() == 16 && !image.hasAlphaChannel() ) image = image.convertToFormat(QImage::Format_RGB16); texture = bindTexture(image, target, format, key, options); +#endif } // NOTE: bindTexture(const QImage&, GLenum, GLint, const qint64, bool) should never return null Q_ASSERT(texture); |