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-rw-r--r--src/opengl/qpixmapdata_gl.cpp67
-rw-r--r--src/opengl/qpixmapdata_gl_p.h4
-rw-r--r--src/opengl/qwindowsurface_gl.cpp20
-rw-r--r--src/opengl/qwindowsurface_gl_p.h6
-rw-r--r--tests/auto/qpixmap/tst_qpixmap.cpp105
5 files changed, 155 insertions, 47 deletions
diff --git a/src/opengl/qpixmapdata_gl.cpp b/src/opengl/qpixmapdata_gl.cpp
index 98c406b..4c53c46 100644
--- a/src/opengl/qpixmapdata_gl.cpp
+++ b/src/opengl/qpixmapdata_gl.cpp
@@ -104,6 +104,7 @@ QGLPixmapData::QGLPixmapData(PixelType type)
, m_ctx(0)
, m_dirty(false)
, m_hasFillColor(false)
+ , m_hasAlpha(false)
{
setSerialNumber(++qt_gl_pixmap_serial);
}
@@ -136,6 +137,11 @@ void QGLPixmapData::resize(int width, int height)
if (width == m_width && height == m_height)
return;
+ if (width <= 0 || height <= 0) {
+ width = 0;
+ height = 0;
+ }
+
m_width = width;
m_height = height;
@@ -166,7 +172,8 @@ void QGLPixmapData::ensureCreated() const
if (!m_textureId) {
glGenTextures(1, &m_textureId);
glBindTexture(target, m_textureId);
- glTexImage2D(target, 0, GL_RGBA, m_width, m_height, 0,
+ GLenum format = m_hasAlpha ? GL_RGBA : GL_RGB;
+ glTexImage2D(target, 0, format, m_width, m_height, 0,
GL_RGBA, GL_UNSIGNED_BYTE, 0);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
@@ -195,10 +202,20 @@ void QGLPixmapData::fromImage(const QImage &image,
if (image.size() == QSize(m_width, m_height))
setSerialNumber(++qt_gl_pixmap_serial);
resize(image.width(), image.height());
- m_source = image;
+
+ if (pixelType() == BitmapType) {
+ m_source = image.convertToFormat(QImage::Format_MonoLSB);
+ } else {
+ m_source = image.hasAlphaChannel()
+ ? image.convertToFormat(QImage::Format_ARGB32_Premultiplied)
+ : image.convertToFormat(QImage::Format_RGB32);
+ }
+
m_dirty = true;
m_hasFillColor = false;
+ m_hasAlpha = image.hasAlphaChannel();
+
if (m_textureId) {
QGLShareContextScope ctx(qt_gl_share_widget()->context());
glDeleteTextures(1, &m_textureId);
@@ -230,24 +247,46 @@ void QGLPixmapData::fill(const QColor &color)
if (!isValid())
return;
+ if (!m_textureId)
+ m_hasAlpha = color.alpha() != 255;
+
if (useFramebufferObjects()) {
m_source = QImage();
m_hasFillColor = true;
m_fillColor = color;
- } else if (!m_source.isNull()) {
- m_source.fill(PREMUL(color.rgba()));
} else {
- // ## TODO: improve performance here
- QImage img(m_width, m_height, QImage::Format_ARGB32_Premultiplied);
- img.fill(PREMUL(color.rgba()));
-
- fromImage(img, 0);
+ QImage image = fillImage(color);
+ fromImage(image, 0);
}
}
bool QGLPixmapData::hasAlphaChannel() const
{
- return true;
+ return pixelType() == BitmapType || m_hasAlpha;
+}
+
+QImage QGLPixmapData::fillImage(const QColor &color) const
+{
+ QImage img;
+ if (pixelType() == BitmapType) {
+ img = QImage(m_width, m_height, QImage::Format_MonoLSB);
+ img.setNumColors(2);
+ img.setColor(0, QColor(Qt::color0).rgba());
+ img.setColor(1, QColor(Qt::color1).rgba());
+
+ int gray = qGray(color.rgba());
+ if (qAbs(255 - gray) < gray)
+ img.fill(0);
+ else
+ img.fill(1);
+ } else {
+ img = QImage(m_width, m_height,
+ m_hasAlpha
+ ? QImage::Format_ARGB32_Premultiplied
+ : QImage::Format_RGB32);
+ img.fill(PREMUL(color.rgba()));
+ }
+ return img;
}
QImage QGLPixmapData::toImage() const
@@ -260,10 +299,7 @@ QImage QGLPixmapData::toImage() const
} else if (!m_source.isNull()) {
return m_source;
} else if (m_dirty || m_hasFillColor) {
- QImage img(m_width, m_height, QImage::Format_ARGB32_Premultiplied);
- if (m_hasFillColor)
- img.fill(PREMUL(m_fillColor.rgba()));
- return img;
+ return fillImage(m_fillColor);
} else {
ensureCreated();
}
@@ -453,6 +489,9 @@ extern int qt_defaultDpiY();
int QGLPixmapData::metric(QPaintDevice::PaintDeviceMetric metric) const
{
+ if (m_width == 0)
+ return 0;
+
switch (metric) {
case QPaintDevice::PdmWidth:
return m_width;
diff --git a/src/opengl/qpixmapdata_gl_p.h b/src/opengl/qpixmapdata_gl_p.h
index 1b6b7ae..af10f2c 100644
--- a/src/opengl/qpixmapdata_gl_p.h
+++ b/src/opengl/qpixmapdata_gl_p.h
@@ -115,6 +115,8 @@ private:
static bool useFramebufferObjects();
+ QImage fillImage(const QColor &color) const;
+
int m_width;
int m_height;
@@ -131,6 +133,8 @@ private:
// represented by a single fill color
mutable QColor m_fillColor;
mutable bool m_hasFillColor;
+
+ mutable bool m_hasAlpha;
};
QT_END_NAMESPACE
diff --git a/src/opengl/qwindowsurface_gl.cpp b/src/opengl/qwindowsurface_gl.cpp
index 965c7a5..01974a2 100644
--- a/src/opengl/qwindowsurface_gl.cpp
+++ b/src/opengl/qwindowsurface_gl.cpp
@@ -272,6 +272,24 @@ QGLWindowSurface::~QGLWindowSurface()
delete d_ptr;
}
+void QGLWindowSurface::deleted(QObject *object)
+{
+ QWidget *widget = qobject_cast<QWidget *>(object);
+ if (widget) {
+ QWidgetPrivate *widgetPrivate = widget->d_func();
+ if (widgetPrivate->extraData()) {
+ union { QGLContext **ctxPtr; void **voidPtr; };
+ voidPtr = &widgetPrivate->extraData()->glContext;
+ int index = d_ptr->contexts.indexOf(ctxPtr);
+ if (index != -1) {
+ delete *ctxPtr;
+ *ctxPtr = 0;
+ d_ptr->contexts.removeAt(index);
+ }
+ }
+ }
+}
+
void QGLWindowSurface::hijackWindow(QWidget *widget)
{
QWidgetPrivate *widgetPrivate = widget->d_func();
@@ -288,6 +306,8 @@ void QGLWindowSurface::hijackWindow(QWidget *widget)
union { QGLContext **ctxPtr; void **voidPtr; };
+ connect(widget, SIGNAL(destroyed(QObject *)), this, SLOT(deleted(QObject *)));
+
voidPtr = &widgetPrivate->extraData()->glContext;
d_ptr->contexts << ctxPtr;
qDebug() << "hijackWindow() context created for" << widget << d_ptr->contexts.size();
diff --git a/src/opengl/qwindowsurface_gl_p.h b/src/opengl/qwindowsurface_gl_p.h
index d47e3e3..9efd1ae 100644
--- a/src/opengl/qwindowsurface_gl_p.h
+++ b/src/opengl/qwindowsurface_gl_p.h
@@ -65,8 +65,9 @@ class QRegion;
class QWidget;
struct QGLWindowSurfacePrivate;
-class QGLWindowSurface : public QWindowSurface, public QPaintDevice
+class QGLWindowSurface : public QObject, public QWindowSurface, public QPaintDevice
{
+ Q_OBJECT
public:
QGLWindowSurface(QWidget *window);
~QGLWindowSurface();
@@ -91,6 +92,9 @@ public:
protected:
int metric(PaintDeviceMetric metric) const;
+private slots:
+ void deleted(QObject *object);
+
private:
void hijackWindow(QWidget *widget);
diff --git a/tests/auto/qpixmap/tst_qpixmap.cpp b/tests/auto/qpixmap/tst_qpixmap.cpp
index 058c3c6..06e50d7 100644
--- a/tests/auto/qpixmap/tst_qpixmap.cpp
+++ b/tests/auto/qpixmap/tst_qpixmap.cpp
@@ -48,6 +48,8 @@
#include <qdesktopwidget.h>
#include <qpaintengine.h>
+#include <private/qpixmapdata_p.h>
+
#include <QSet>
#ifdef Q_WS_WIN
@@ -140,6 +142,38 @@ private slots:
void fromData();
};
+static bool lenientCompare(const QPixmap &actual, const QPixmap &expected)
+{
+ QImage expectedImage = expected.toImage().convertToFormat(QImage::Format_RGB32);
+ QImage actualImage = actual.toImage().convertToFormat(QImage::Format_RGB32);
+
+ if (expectedImage.size() != actualImage.size())
+ return false;
+
+ int size = actual.width() * actual.height();
+
+ QRgb *a = (QRgb *)actualImage.bits();
+ QRgb *e = (QRgb *)expectedImage.bits();
+ for (int i = 0; i < size; ++i) {
+ QColor ca(a[i]);
+ QColor ce(e[i]);
+
+ bool result = true;
+
+ if (qAbs(ca.red() - ce.red()) > 2)
+ result = false;
+ if (qAbs(ca.green() - ce.green()) > 2)
+ result = false;
+ if (qAbs(ca.blue() - ce.blue()) > 2)
+ result = false;
+
+ if (!result)
+ return false;
+ }
+
+ return true;
+}
+
Q_DECLARE_METATYPE(QImage)
Q_DECLARE_METATYPE(QPixmap)
Q_DECLARE_METATYPE(QMatrix)
@@ -202,7 +236,7 @@ void tst_QPixmap::setAlphaChannel()
pixmap.setAlphaChannel(alphaChannel);
#ifdef Q_WS_X11
- if (!pixmap.x11PictureHandle())
+ if (pixmap.pixmapData()->classId() == QPixmapData::X11Class && !pixmap.x11PictureHandle())
QSKIP("Requires XRender support", SkipAll);
#endif
@@ -261,7 +295,7 @@ void tst_QPixmap::fromImage()
const QPixmap pixmap = QPixmap::fromImage(image);
#ifdef Q_WS_X11
- if (!pixmap.x11PictureHandle())
+ if (pixmap.pixmapData()->classId() == QPixmapData::X11Class && !pixmap.x11PictureHandle())
QSKIP("Requires XRender support", SkipAll);
#endif
const QImage result = pixmap.toImage();
@@ -392,9 +426,9 @@ void tst_QPixmap::scroll()
#else
QString fileName = QString(":/images/%1.png").arg(QTest::currentDataTag());
#endif
- QImage output(fileName);
+ QPixmap output(fileName);
QVERIFY(input.isNull() == output.isNull());
- QCOMPARE(pixmap.toImage(), output);
+ QVERIFY(lenientCompare(pixmap, output));
QCOMPARE(exp, exposed);
}
@@ -463,7 +497,7 @@ void tst_QPixmap::fill()
pm = QPixmap(400, 400);
#if defined(Q_WS_X11)
- if (!bitmap && !pm.x11PictureHandle())
+ if (!bitmap && pm.pixmapData()->classId() == QPixmapData::X11Class && !pm.x11PictureHandle())
QSKIP("Requires XRender support", SkipSingle);
#endif
@@ -475,7 +509,7 @@ void tst_QPixmap::fill()
QImage image = pm.toImage();
if (bitmap && syscolor) {
int pixelindex = (pixel == Qt::color0) ? 0 : 1;
- QVERIFY(image.pixelIndex(0,0) == pixelindex);
+ QCOMPARE(image.pixelIndex(0,0), pixelindex);
}
QImage::Format format = compareColor.alpha() != 255
? QImage::Format_ARGB32
@@ -493,7 +527,7 @@ void tst_QPixmap::fill_transparent()
{
QPixmap pixmap(10, 10);
#ifdef Q_WS_X11
- if (!pixmap.x11PictureHandle())
+ if (pixmap.pixmapData()->classId() == QPixmapData::X11Class && !pixmap.x11PictureHandle())
QSKIP("Requires XRender support", SkipAll);
#endif
pixmap.fill(Qt::transparent);
@@ -613,7 +647,7 @@ void tst_QPixmap::testMetrics()
QCOMPARE(pixmap.width(), 100);
QCOMPARE(pixmap.height(), 100);
- QCOMPARE(pixmap.depth(), QPixmap::defaultDepth());
+ QVERIFY(pixmap.depth() >= QPixmap::defaultDepth());
QBitmap bitmap(100, 100);
@@ -675,7 +709,11 @@ void tst_QPixmap::drawBitmap()
painter2.setPen(Qt::red);
painter2.drawPixmap(0,0,10,10, bitmap);
painter2.end();
- QCOMPARE(pixmap.toImage().pixel(5,5), QColor(Qt::red).rgb());
+
+ QPixmap expected(10, 10);
+ expected.fill(Qt::red);
+
+ QVERIFY(lenientCompare(pixmap, expected));
}
void tst_QPixmap::grabWidget()
@@ -688,8 +726,7 @@ void tst_QPixmap::grabWidget()
expected.fill(Qt::green);
QPixmap actual = QPixmap::grabWidget(&widget, QRect(64, 64, 64, 64));
-
- QCOMPARE(actual, expected);
+ QVERIFY(lenientCompare(actual, expected));
}
void tst_QPixmap::grabWindow()
@@ -720,7 +757,7 @@ void tst_QPixmap::grabWindow()
QPixmap grabWindowPixmap = QPixmap::grabWindow(child.winId());
QPixmap grabWidgetPixmap = QPixmap::grabWidget(&child);
- QCOMPARE(grabWindowPixmap, grabWidgetPixmap);
+ lenientCompare(grabWindowPixmap, grabWidgetPixmap);
}
void tst_QPixmap::isNull()
@@ -960,10 +997,10 @@ void tst_QPixmap::copy()
}
QPixmap dest = src.copy(10, 10, 10, 10);
- QImage result = dest.toImage().convertToFormat(QImage::Format_RGB32);
- QImage expected(10, 10, QImage::Format_RGB32);
- expected.fill(0xff0000ff);
- QCOMPARE(result, expected);
+
+ QPixmap expected(10, 10);
+ expected.fill(Qt::blue);
+ QVERIFY(lenientCompare(dest, expected));
}
#ifdef QT3_SUPPORT
@@ -1031,27 +1068,33 @@ void tst_QPixmap::transformed()
}
QPixmap p2(10, 20);
- p2.fill(Qt::red);
{
QPainter p(&p2);
- p.drawRect(0, 0, p2.width() - 1, p2.height() - 1);
+ p.rotate(90);
+ p.drawPixmap(0, -p1.height(), p1);
+ }
+
+ QPixmap p3(20, 10);
+ {
+ QPainter p(&p3);
+ p.rotate(180);
+ p.drawPixmap(-p1.width(), -p1.height(), p1);
+ }
+
+ QPixmap p4(10, 20);
+ {
+ QPainter p(&p4);
+ p.rotate(270);
+ p.drawPixmap(-p1.width(), 0, p1);
}
QPixmap p1_90 = p1.transformed(QTransform().rotate(90));
QPixmap p1_180 = p1.transformed(QTransform().rotate(180));
QPixmap p1_270 = p1.transformed(QTransform().rotate(270));
- QCOMPARE(p1_90.size(), p2.size());
- QCOMPARE(p1_90.toImage().convertToFormat(QImage::Format_ARGB32_Premultiplied),
- p2.toImage().convertToFormat(QImage::Format_ARGB32_Premultiplied));
-
- QCOMPARE(p1_180.size(), p1.size());
- QCOMPARE(p1_180.toImage().convertToFormat(QImage::Format_ARGB32_Premultiplied),
- p1.toImage().convertToFormat(QImage::Format_ARGB32_Premultiplied));
-
- QCOMPARE(p1_270.size(), p2.size());
- QCOMPARE(p1_270.toImage().convertToFormat(QImage::Format_ARGB32_Premultiplied),
- p2.toImage().convertToFormat(QImage::Format_ARGB32_Premultiplied));
+ QVERIFY(lenientCompare(p1_90, p2));
+ QVERIFY(lenientCompare(p1_180, p3));
+ QVERIFY(lenientCompare(p1_270, p4));
}
void tst_QPixmap::transformed2()
@@ -1079,9 +1122,7 @@ void tst_QPixmap::transformed2()
p.drawRect(3, 6, 3, 3);
p.end();
- QCOMPARE(actual.size(), expected.size());
- QCOMPARE(actual.toImage().convertToFormat(QImage::Format_ARGB32_Premultiplied),
- expected.toImage().convertToFormat(QImage::Format_ARGB32_Premultiplied));
+ QVERIFY(lenientCompare(actual, expected));
}
void tst_QPixmap::fromImage_crash()
generated by cgit v0.12 at 2025-01-05 02:34:28 (GMT)