diff options
Diffstat (limited to 'src/plugins/scenegraph/openvg/qsgopenvgpublicnodes.cpp')
| -rw-r--r-- | src/plugins/scenegraph/openvg/qsgopenvgpublicnodes.cpp | 325 |
1 files changed, 325 insertions, 0 deletions
diff --git a/src/plugins/scenegraph/openvg/qsgopenvgpublicnodes.cpp b/src/plugins/scenegraph/openvg/qsgopenvgpublicnodes.cpp new file mode 100644 index 0000000000..1afc5ea7ca --- /dev/null +++ b/src/plugins/scenegraph/openvg/qsgopenvgpublicnodes.cpp @@ -0,0 +1,325 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtQuick 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. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qsgopenvgpublicnodes.h" +#include "qsgopenvghelpers.h" + +QT_BEGIN_NAMESPACE + +QSGOpenVGRectangleNode::QSGOpenVGRectangleNode() +{ + // Set Dummy material and geometry to avoid asserts + setMaterial((QSGMaterial*)1); + setGeometry((QSGGeometry*)1); + + m_rectPath = vgCreatePath(VG_PATH_FORMAT_STANDARD, VG_PATH_DATATYPE_F, 1, 0, 0, 0, + VG_PATH_CAPABILITY_APPEND_TO); + m_rectPaint = vgCreatePaint(); +} + +QSGOpenVGRectangleNode::~QSGOpenVGRectangleNode() +{ + vgDestroyPaint(m_rectPaint); + vgDestroyPath(m_rectPath); +} + +void QSGOpenVGRectangleNode::setRect(const QRectF &rect) +{ + m_rect = rect; + m_pathDirty = true; + markDirty(DirtyMaterial); +} + +void QSGOpenVGRectangleNode::setColor(const QColor &color) +{ + m_color = color; + m_paintDirty = true; + markDirty(DirtyMaterial); +} + +void QSGOpenVGRectangleNode::setTransform(const QOpenVGMatrix &transform) +{ + // if there transform matrix is not affine, regenerate the path + if (transform.isAffine()) + m_pathDirty = true; + markDirty(DirtyGeometry); + + QSGOpenVGRenderable::setTransform(transform); +} + +void QSGOpenVGRectangleNode::render() +{ + // Set Transform + if (transform().isAffine()) { + // Use current transform matrix + vgSeti(VG_MATRIX_MODE, VG_MATRIX_PATH_USER_TO_SURFACE); + vgLoadMatrix(transform().constData()); + } else { + // map the path's to handle the perspective matrix + vgSeti(VG_MATRIX_MODE, VG_MATRIX_PATH_USER_TO_SURFACE); + vgLoadIdentity(); + } + + if (m_pathDirty) { + vgClearPath(m_rectPath, VG_PATH_CAPABILITY_APPEND_TO); + + if (transform().isAffine()) { + // Create command list + static const VGubyte rectCommands[] = { + VG_MOVE_TO_ABS, + VG_HLINE_TO_REL, + VG_VLINE_TO_REL, + VG_HLINE_TO_REL, + VG_CLOSE_PATH + }; + + // Create command data + QVector<VGfloat> coordinates(5); + coordinates[0] = m_rect.x(); + coordinates[1] = m_rect.y(); + coordinates[2] = m_rect.width(); + coordinates[3] = m_rect.height(); + coordinates[4] = -m_rect.width(); + + vgAppendPathData(m_rectPath, 5, rectCommands, coordinates.constData()); + + } else { + // Pre-transform path + static const VGubyte rectCommands[] = { + VG_MOVE_TO_ABS, + VG_LINE_TO_ABS, + VG_LINE_TO_ABS, + VG_LINE_TO_ABS, + VG_CLOSE_PATH + }; + + QVector<VGfloat> coordinates(8); + const QPointF topLeft = transform().map(m_rect.topLeft()); + const QPointF topRight = transform().map(m_rect.topRight()); + const QPointF bottomLeft = transform().map(m_rect.bottomLeft()); + const QPointF bottomRight = transform().map(m_rect.bottomRight()); + coordinates[0] = bottomLeft.x(); + coordinates[1] = bottomLeft.y(); + coordinates[2] = bottomRight.x(); + coordinates[3] = bottomRight.y(); + coordinates[4] = topRight.x(); + coordinates[5] = topRight.y(); + coordinates[6] = topLeft.x(); + coordinates[7] = topLeft.y(); + + vgAppendPathData(m_rectPath, 5, rectCommands, coordinates.constData()); + } + + m_pathDirty = false; + } + + if (m_paintDirty) { + vgSetPaint(m_rectPaint, VG_FILL_PATH); + vgSetParameteri(m_rectPaint, VG_PAINT_TYPE, VG_PAINT_TYPE_COLOR); + vgSetParameterfv(m_rectPaint, VG_PAINT_COLOR, 4, QSGOpenVGHelpers::qColorToVGColor(m_color).constData()); + + m_paintDirty = false; + } + + vgSetPaint(m_rectPaint, VG_FILL_PATH); + vgDrawPath(m_rectPath, VG_FILL_PATH); + +} + +QSGOpenVGImageNode::QSGOpenVGImageNode() +{ + // Set Dummy material and geometry to avoid asserts + setMaterial((QSGMaterial*)1); + setGeometry((QSGGeometry*)1); + +} + +QSGOpenVGImageNode::~QSGOpenVGImageNode() +{ + if (m_owns) { + m_texture->deleteLater(); + } +} + +void QSGOpenVGImageNode::setTexture(QSGTexture *texture) +{ + m_texture = texture; + markDirty(DirtyMaterial); +} + +void QSGOpenVGImageNode::setTextureCoordinatesTransform(QSGImageNode::TextureCoordinatesTransformMode transformNode) +{ + if (m_transformMode == transformNode) + return; + m_transformMode = transformNode; + markDirty(DirtyGeometry); +} + +void QSGOpenVGImageNode::render() +{ + if (!m_texture) { + return; + } + + // Set Draw Mode + if (opacity() < 1.0) { + //Transparent + vgSetPaint(opacityPaint(), VG_FILL_PATH); + vgSeti(VG_IMAGE_MODE, VG_DRAW_IMAGE_MULTIPLY); + } else { + vgSeti(VG_IMAGE_MODE, VG_DRAW_IMAGE_NORMAL); + } + + // Set Transform + vgSeti(VG_MATRIX_MODE, VG_MATRIX_IMAGE_USER_TO_SURFACE); + vgLoadMatrix(transform().constData()); + + VGImage image = static_cast<VGImage>(m_texture->textureId()); + + //Apply the TextureCoordinateTransform Flag + if (m_transformMode != QSGImageNode::NoTransform) { + float translateX = 0.0f; + float translateY = 0.0f; + float scaleX = 1.0f; + float scaleY = 1.0f; + + if (m_transformMode & QSGImageNode::MirrorHorizontally) { + translateX = m_rect.width(); + scaleX = -1.0; + } + + if (m_transformMode & QSGImageNode::MirrorVertically) { + translateY = m_rect.height(); + scaleY = -1.0; + } + + vgTranslate(translateX, translateY); + vgScale(scaleX, scaleY); + } + + // If the the source rect is the same as the target rect + if (m_sourceRect == m_rect) { + vgDrawImage(image); + } else { + // Scale + float scaleX = m_rect.width() / m_sourceRect.width(); + float scaleY = m_rect.height() / m_sourceRect.height(); + vgScale(scaleX, scaleY); + VGImage subImage = vgChildImage(image, m_sourceRect.x(), m_sourceRect.y(), m_sourceRect.width(), m_sourceRect.height()); + vgDrawImage(subImage); + vgDestroyImage(subImage); + } + +} + +QSGOpenVGNinePatchNode::QSGOpenVGNinePatchNode() +{ + // Set Dummy material and geometry to avoid asserts + setMaterial((QSGMaterial*)1); + setGeometry((QSGGeometry*)1); + +} + +void QSGOpenVGNinePatchNode::setTexture(QSGTexture *texture) +{ + m_texture = texture; + markDirty(DirtyMaterial); +} + +void QSGOpenVGNinePatchNode::setBounds(const QRectF &bounds) +{ + if (m_bounds == bounds) + return; + m_bounds = bounds; + markDirty(DirtyGeometry); +} + +void QSGOpenVGNinePatchNode::setDevicePixelRatio(qreal ratio) +{ + if (m_pixelRatio == ratio) + return; + m_pixelRatio = ratio; + markDirty(DirtyGeometry); +} + +void QSGOpenVGNinePatchNode::setPadding(qreal left, qreal top, qreal right, qreal bottom) +{ + QMarginsF margins(left, top, right, bottom); + if (m_margins == margins) + return; + m_margins = margins; + markDirty(DirtyGeometry); +} + +void QSGOpenVGNinePatchNode::update() +{ + +} + +void QSGOpenVGNinePatchNode::render() +{ + if (!m_texture) + return; + + // Set Draw Mode + if (opacity() < 1.0) { + //Transparent + vgSetPaint(opacityPaint(), VG_FILL_PATH); + vgSeti(VG_IMAGE_MODE, VG_DRAW_IMAGE_MULTIPLY); + } else { + vgSeti(VG_IMAGE_MODE, VG_DRAW_IMAGE_NORMAL); + } + + // Set Transform + vgSeti(VG_MATRIX_MODE, VG_MATRIX_IMAGE_USER_TO_SURFACE); + vgLoadMatrix(transform().constData()); + + VGImage image = static_cast<VGImage>(m_texture->textureId()); + + //Draw borderImage + QSGOpenVGHelpers::qDrawBorderImage(image, m_texture->textureSize(), m_bounds, m_bounds.marginsRemoved(m_margins), QRectF(0, 0, 1, 1)); +} + +QRectF QSGOpenVGNinePatchNode::bounds() const +{ + return m_bounds; +} + + +QT_END_NAMESPACE |