diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/opengl/qpaintengine_opengl.cpp | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/src/opengl/qpaintengine_opengl.cpp b/src/opengl/qpaintengine_opengl.cpp index 20d003e..84151ee 100644 --- a/src/opengl/qpaintengine_opengl.cpp +++ b/src/opengl/qpaintengine_opengl.cpp @@ -973,7 +973,7 @@ public: bool isFastRect(const QRectF &r); void drawImageAsPath(const QRectF &r, const QImage &img, const QRectF &sr); - void drawTiledImageAsPath(const QRectF &r, const QImage &img, qreal sx, qreal sy); + void drawTiledImageAsPath(const QRectF &r, const QImage &img, qreal sx, qreal sy, const QPointF &offset); void drawOffscreenPath(const QPainterPath &path); @@ -4431,7 +4431,8 @@ void QOpenGLPaintEnginePrivate::drawImageAsPath(const QRectF &r, const QImage &i brush_origin = old_brush_origin; } -void QOpenGLPaintEnginePrivate::drawTiledImageAsPath(const QRectF &r, const QImage &img, qreal sx, qreal sy) +void QOpenGLPaintEnginePrivate::drawTiledImageAsPath(const QRectF &r, const QImage &img, qreal sx, qreal sy, + const QPointF &offset) { QBrush old_brush = cbrush; QPointF old_brush_origin = brush_origin; @@ -4439,6 +4440,7 @@ void QOpenGLPaintEnginePrivate::drawTiledImageAsPath(const QRectF &r, const QIma QTransform brush_matrix; brush_matrix.translate(r.left(), r.top()); brush_matrix.scale(sx, sy); + brush_matrix.translate(-offset.x(), -offset.y()); cbrush = QBrush(img); cbrush.setTransform(brush_matrix); @@ -4515,7 +4517,7 @@ void QOpenGLPaintEngine::drawPixmap(const QRectF &r, const QPixmap &pm, const QR } } -void QOpenGLPaintEngine::drawTiledPixmap(const QRectF &r, const QPixmap &pm, const QPointF &) +void QOpenGLPaintEngine::drawTiledPixmap(const QRectF &r, const QPixmap &pm, const QPointF &offset) { Q_D(QOpenGLPaintEngine); @@ -4525,7 +4527,7 @@ void QOpenGLPaintEngine::drawTiledPixmap(const QRectF &r, const QPixmap &pm, con int rw = qCeil(r.width()); int rh = qCeil(r.height()); if (rw < pm.width() && rh < pm.height()) { - drawTiledPixmap(r, pm.copy(0, 0, rw, rh), QPointF()); + drawTiledPixmap(r, pm.copy(0, 0, rw, rh), offset); return; } @@ -4534,11 +4536,11 @@ void QOpenGLPaintEngine::drawTiledPixmap(const QRectF &r, const QPixmap &pm, con if (d->composition_mode > QPainter::CompositionMode_Plus || (d->high_quality_antialiasing && !d->isFastRect(r))) { if (scaled.isNull()) - d->drawTiledImageAsPath(r, pm.toImage(), 1, 1); + d->drawTiledImageAsPath(r, pm.toImage(), 1, 1, offset); else { const qreal sx = pm.width() / qreal(scaled.width()); const qreal sy = pm.height() / qreal(scaled.height()); - d->drawTiledImageAsPath(r, scaled, sx, sy); + d->drawTiledImageAsPath(r, scaled, sx, sy, offset); } } else { d->flushDrawQueue(); @@ -4569,8 +4571,12 @@ void QOpenGLPaintEngine::drawTiledPixmap(const QRectF &r, const QPixmap &pm, con q_vertexType vertexArray[4*2]; q_vertexType texCoordArray[4*2]; + double offset_x = offset.x() / pm.width(); + double offset_y = offset.y() / pm.height(); + qt_add_rect_to_array(r, vertexArray); - qt_add_texcoords_to_array(0, 0, tc_w, tc_h, texCoordArray); + qt_add_texcoords_to_array(offset_x, offset_y, + tc_w + offset_x, tc_h + offset_y, texCoordArray); glVertexPointer(2, q_vertexTypeEnum, 0, vertexArray); glTexCoordPointer(2, q_vertexTypeEnum, 0, texCoordArray); |