summaryrefslogtreecommitdiffstats
path: root/src/openvg/qpaintengine_vg.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/openvg/qpaintengine_vg.cpp')
-rw-r--r--src/openvg/qpaintengine_vg.cpp48
1 files changed, 34 insertions, 14 deletions
diff --git a/src/openvg/qpaintengine_vg.cpp b/src/openvg/qpaintengine_vg.cpp
index 6b829dd..117c910 100644
--- a/src/openvg/qpaintengine_vg.cpp
+++ b/src/openvg/qpaintengine_vg.cpp
@@ -43,6 +43,7 @@
#include "qpixmapdata_vg_p.h"
#include "qpixmapfilter_vg_p.h"
#include "qvgcompositionhelper_p.h"
+#include "qvgimagepool_p.h"
#if !defined(QT_NO_EGL)
#include <QtGui/private/qegl_p.h>
#include "qwindowsurface_vgegl_p.h"
@@ -199,6 +200,7 @@ public:
QRegion scissorRegion; // Currently active scissor region.
bool scissorActive; // True if scissor region is active.
+ bool scissorDirty; // True if scissor is dirty after native painting.
QPaintEngine::DirtyFlags dirty;
@@ -356,6 +358,7 @@ void QVGPaintEnginePrivate::init()
rawVG = false;
scissorActive = false;
+ scissorDirty = false;
dirty = 0;
@@ -983,6 +986,9 @@ static QImage colorizeBitmap(const QImage &image, const QColor &color)
return dest;
}
+// defined in qpixmapdata_vg.cpp.
+const uchar *qt_vg_imageBits(const QImage& image);
+
static VGImage toVGImage
(const QImage & image, Qt::ImageConversionFlags flags = Qt::AutoColor)
{
@@ -1016,9 +1022,9 @@ static VGImage toVGImage
break;
}
- const uchar *pixels = img.bits();
+ const uchar *pixels = qt_vg_imageBits(img);
- VGImage vgImg = vgCreateImage
+ VGImage vgImg = QVGImagePool::instance()->createPermanentImage
(format, img.width(), img.height(), VG_IMAGE_QUALITY_FASTER);
vgImageSubData
(vgImg, pixels, img.bytesPerLine(), format, 0, 0,
@@ -1060,10 +1066,10 @@ static VGImage toVGImageSubRect
break;
}
- const uchar *pixels = img.bits() + bpp * sr.x() +
+ const uchar *pixels = qt_vg_imageBits(img) + bpp * sr.x() +
img.bytesPerLine() * sr.y();
- VGImage vgImg = vgCreateImage
+ VGImage vgImg = QVGImagePool::instance()->createPermanentImage
(format, sr.width(), sr.height(), VG_IMAGE_QUALITY_FASTER);
vgImageSubData
(vgImg, pixels, img.bytesPerLine(), format, 0, 0,
@@ -1082,9 +1088,9 @@ static VGImage toVGImageWithOpacity(const QImage & image, qreal opacity)
painter.drawImage(0, 0, image);
painter.end();
- const uchar *pixels = img.bits();
+ const uchar *pixels = qt_vg_imageBits(img);
- VGImage vgImg = vgCreateImage
+ VGImage vgImg = QVGImagePool::instance()->createPermanentImage
(VG_sARGB_8888_PRE, img.width(), img.height(), VG_IMAGE_QUALITY_FASTER);
vgImageSubData
(vgImg, pixels, img.bytesPerLine(), VG_sARGB_8888_PRE, 0, 0,
@@ -1104,9 +1110,9 @@ static VGImage toVGImageWithOpacitySubRect
painter.drawImage(QPoint(0, 0), image, sr);
painter.end();
- const uchar *pixels = img.bits();
+ const uchar *pixels = qt_vg_imageBits(img);
- VGImage vgImg = vgCreateImage
+ VGImage vgImg = QVGImagePool::instance()->createPermanentImage
(VG_sARGB_8888_PRE, img.width(), img.height(), VG_IMAGE_QUALITY_FASTER);
vgImageSubData
(vgImg, pixels, img.bytesPerLine(), VG_sARGB_8888_PRE, 0, 0,
@@ -1194,6 +1200,12 @@ VGPaintType QVGPaintEnginePrivate::setBrush
if (pd->classId() == QPixmapData::OpenVGClass) {
QVGPixmapData *vgpd = static_cast<QVGPixmapData *>(pd);
vgImg = vgpd->toVGImage();
+
+ // We don't want the pool to reclaim this image
+ // because we cannot predict when the paint object
+ // will stop using it. Replacing the image with
+ // new data will make the paint object invalid.
+ vgpd->detachImageFromPool();
} else {
vgImg = toVGImage(*(pd->buffer()));
deref = true;
@@ -1201,6 +1213,7 @@ VGPaintType QVGPaintEnginePrivate::setBrush
} else if (pd->classId() == QPixmapData::OpenVGClass) {
QVGPixmapData *vgpd = static_cast<QVGPixmapData *>(pd);
vgImg = vgpd->toVGImage(opacity);
+ vgpd->detachImageFromPool();
} else {
vgImg = toVGImageWithOpacity(*(pd->buffer()), opacity);
deref = true;
@@ -2075,6 +2088,7 @@ void QVGPaintEngine::updateScissor()
// so there is no point doing any scissoring.
vgSeti(VG_SCISSORING, VG_FALSE);
d->scissorActive = false;
+ d->scissorDirty = false;
return;
}
} else
@@ -2092,6 +2106,7 @@ void QVGPaintEngine::updateScissor()
// so there is no point doing any scissoring.
vgSeti(VG_SCISSORING, VG_FALSE);
d->scissorActive = false;
+ d->scissorDirty = false;
return;
}
} else
@@ -2101,11 +2116,12 @@ void QVGPaintEngine::updateScissor()
if (region.isEmpty()) {
vgSeti(VG_SCISSORING, VG_FALSE);
d->scissorActive = false;
+ d->scissorDirty = false;
return;
}
}
- if (d->scissorActive && region == d->scissorRegion)
+ if (d->scissorActive && region == d->scissorRegion && !d->scissorDirty)
return;
QVector<QRect> rects = region.rects();
@@ -2123,6 +2139,7 @@ void QVGPaintEngine::updateScissor()
vgSetiv(VG_SCISSOR_RECTS, count * 4, params.data());
vgSeti(VG_SCISSORING, VG_TRUE);
+ d->scissorDirty = false;
d->scissorActive = true;
d->scissorRegion = region;
}
@@ -3158,15 +3175,15 @@ void QVGFontGlyphCache::cacheGlyphs
if (!scaledImage.isNull()) { // Not a space character
if (scaledImage.format() == QImage::Format_Indexed8) {
vgImage = vgCreateImage(VG_A_8, scaledImage.width(), scaledImage.height(), VG_IMAGE_QUALITY_FASTER);
- vgImageSubData(vgImage, scaledImage.bits(), scaledImage.bytesPerLine(), VG_A_8, 0, 0, scaledImage.width(), scaledImage.height());
+ vgImageSubData(vgImage, qt_vg_imageBits(scaledImage), scaledImage.bytesPerLine(), VG_A_8, 0, 0, scaledImage.width(), scaledImage.height());
} else if (scaledImage.format() == QImage::Format_Mono) {
QImage img = scaledImage.convertToFormat(QImage::Format_Indexed8);
vgImage = vgCreateImage(VG_A_8, img.width(), img.height(), VG_IMAGE_QUALITY_FASTER);
- vgImageSubData(vgImage, img.bits(), img.bytesPerLine(), VG_A_8, 0, 0, img.width(), img.height());
+ vgImageSubData(vgImage, qt_vg_imageBits(img), img.bytesPerLine(), VG_A_8, 0, 0, img.width(), img.height());
} else {
QImage img = scaledImage.convertToFormat(QImage::Format_ARGB32_Premultiplied);
vgImage = vgCreateImage(VG_sARGB_8888_PRE, img.width(), img.height(), VG_IMAGE_QUALITY_FASTER);
- vgImageSubData(vgImage, img.bits(), img.bytesPerLine(), VG_sARGB_8888_PRE, 0, 0, img.width(), img.height());
+ vgImageSubData(vgImage, qt_vg_imageBits(img), img.bytesPerLine(), VG_sARGB_8888_PRE, 0, 0, img.width(), img.height());
}
}
origin[0] = -metrics.x.toReal() + 0.5f;
@@ -3325,6 +3342,7 @@ void QVGPaintEngine::endNativePainting()
d->brushType = (VGPaintType)0;
d->clearColor = QColor();
d->fillPaint = d->brushPaint;
+ d->scissorDirty = true;
restoreState(QPaintEngine::AllDirty);
d->dirty = dirty;
d->rawVG = false;
@@ -3632,7 +3650,7 @@ void QVGCompositionHelper::drawCursorPixmap
if (vgImage == VG_INVALID_HANDLE)
return;
vgImageSubData
- (vgImage, img.bits() + img.bytesPerLine() * (img.height() - 1),
+ (vgImage, qt_vg_imageBits(img) + img.bytesPerLine() * (img.height() - 1),
-(img.bytesPerLine()), VG_sARGB_8888_PRE, 0, 0,
img.width(), img.height());
@@ -3658,15 +3676,17 @@ void QVGCompositionHelper::setScissor(const QRegion& region)
vgSetiv(VG_SCISSOR_RECTS, count * 4, params.data());
vgSeti(VG_SCISSORING, VG_TRUE);
+ d->scissorDirty = false;
d->scissorActive = true;
d->scissorRegion = region;
}
void QVGCompositionHelper::clearScissor()
{
- if (d->scissorActive) {
+ if (d->scissorActive || d->scissorDirty) {
vgSeti(VG_SCISSORING, VG_FALSE);
d->scissorActive = false;
+ d->scissorDirty = false;
}
}
generated by cgit v0.12 at 2025-01-03 21:58:02 (GMT)