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qsgsoftwarepainternode.cpp

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1/****************************************************************************-
2**-
3** Copyright (C) 2016 The Qt Company Ltd.-
4** Contact: https://www.qt.io/licensing/-
5**-
6** This file is part of the QtQuick module of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:LGPL$-
9** Commercial License Usage-
10** Licensees holding valid commercial Qt licenses may use this file in-
11** accordance with the commercial license agreement provided with the-
12** Software or, alternatively, in accordance with the terms contained in-
13** a written agreement between you and The Qt Company. For licensing terms-
14** and conditions see https://www.qt.io/terms-conditions. For further-
15** information use the contact form at https://www.qt.io/contact-us.-
16**-
17** GNU Lesser General Public License Usage-
18** Alternatively, this file may be used under the terms of the GNU Lesser-
19** General Public License version 3 as published by the Free Software-
20** Foundation and appearing in the file LICENSE.LGPL3 included in the-
21** packaging of this file. Please review the following information to-
22** ensure the GNU Lesser General Public License version 3 requirements-
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.-
24**-
25** GNU General Public License Usage-
26** Alternatively, this file may be used under the terms of the GNU-
27** General Public License version 2.0 or (at your option) the GNU General-
28** Public license version 3 or any later version approved by the KDE Free-
29** Qt Foundation. The licenses are as published by the Free Software-
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3-
31** included in the packaging of this file. Please review the following-
32** information to ensure the GNU General Public License requirements will-
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and-
34** https://www.gnu.org/licenses/gpl-3.0.html.-
35**-
36** $QT_END_LICENSE$-
37**-
38****************************************************************************/-
39-
40#include "qsgsoftwarepainternode_p.h"-
41#include "qsgsoftwarepixmaptexture_p.h"-
42#include <qmath.h>-
43-
44QT_BEGIN_NAMESPACE-
45-
46QSGSoftwarePainterNode::QSGSoftwarePainterNode(QQuickPaintedItem *item)-
47 : QSGPainterNode()-
48 , m_preferredRenderTarget(QQuickPaintedItem::Image)-
49 , m_item(item)-
50 , m_texture(nullptr)-
51 , m_dirtyContents(false)-
52 , m_opaquePainting(false)-
53 , m_linear_filtering(false)-
54 , m_mipmapping(false)-
55 , m_smoothPainting(false)-
56 , m_fastFBOResizing(false)-
57 , m_fillColor(Qt::transparent)-
58 , m_contentsScale(1.0)-
59 , m_dirtyGeometry(false)-
60{-
61 setMaterial((QSGMaterial*)1);-
62 setGeometry((QSGGeometry*)1);-
63}
never executed: end of block
0
64-
65QSGSoftwarePainterNode::~QSGSoftwarePainterNode()-
66{-
67 delete m_texture;-
68}
never executed: end of block
0
69-
70void QSGSoftwarePainterNode::setPreferredRenderTarget(QQuickPaintedItem::RenderTarget target)-
71{-
72 if (m_preferredRenderTarget == target)
m_preferredRen...rget == targetDescription
TRUEnever evaluated
FALSEnever evaluated
0
73 return;
never executed: return;
0
74-
75 m_preferredRenderTarget = target;-
76}
never executed: end of block
0
77-
78void QSGSoftwarePainterNode::setSize(const QSize &size)-
79{-
80 if (size == m_size)
size == m_sizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
81 return;
never executed: return;
0
82-
83 m_size = size;-
84-
85 m_dirtyGeometry = true;-
86}
never executed: end of block
0
87-
88void QSGSoftwarePainterNode::setDirty(const QRect &dirtyRect)-
89{-
90 m_dirtyContents = true;-
91 m_dirtyRect = dirtyRect;-
92 markDirty(DirtyMaterial);-
93}
never executed: end of block
0
94-
95void QSGSoftwarePainterNode::setOpaquePainting(bool opaque)-
96{-
97 if (opaque == m_opaquePainting)
opaque == m_opaquePaintingDescription
TRUEnever evaluated
FALSEnever evaluated
0
98 return;
never executed: return;
0
99-
100 m_opaquePainting = opaque;-
101}
never executed: end of block
0
102-
103void QSGSoftwarePainterNode::setLinearFiltering(bool linearFiltering)-
104{-
105 if (linearFiltering == m_linear_filtering)
linearFilterin...near_filteringDescription
TRUEnever evaluated
FALSEnever evaluated
0
106 return;
never executed: return;
0
107-
108 m_linear_filtering = linearFiltering;-
109}
never executed: end of block
0
110-
111void QSGSoftwarePainterNode::setMipmapping(bool mipmapping)-
112{-
113 if (mipmapping == m_mipmapping)
mipmapping == m_mipmappingDescription
TRUEnever evaluated
FALSEnever evaluated
0
114 return;
never executed: return;
0
115-
116 m_mipmapping = mipmapping;-
117}
never executed: end of block
0
118-
119void QSGSoftwarePainterNode::setSmoothPainting(bool s)-
120{-
121 if (s == m_smoothPainting)
s == m_smoothPaintingDescription
TRUEnever evaluated
FALSEnever evaluated
0
122 return;
never executed: return;
0
123-
124 m_smoothPainting = s;-
125}
never executed: end of block
0
126-
127void QSGSoftwarePainterNode::setFillColor(const QColor &c)-
128{-
129 if (c == m_fillColor)
c == m_fillColorDescription
TRUEnever evaluated
FALSEnever evaluated
0
130 return;
never executed: return;
0
131-
132 m_fillColor = c;-
133 markDirty(DirtyMaterial);-
134}
never executed: end of block
0
135-
136void QSGSoftwarePainterNode::setContentsScale(qreal s)-
137{-
138 if (s == m_contentsScale)
s == m_contentsScaleDescription
TRUEnever evaluated
FALSEnever evaluated
0
139 return;
never executed: return;
0
140-
141 m_contentsScale = s;-
142 markDirty(DirtyMaterial);-
143}
never executed: end of block
0
144-
145void QSGSoftwarePainterNode::setFastFBOResizing(bool dynamic)-
146{-
147 m_fastFBOResizing = dynamic;-
148}
never executed: end of block
0
149-
150QImage QSGSoftwarePainterNode::toImage() const-
151{-
152 return m_pixmap.toImage();
never executed: return m_pixmap.toImage();
0
153}-
154-
155void QSGSoftwarePainterNode::update()-
156{-
157 if (m_dirtyGeometry) {
m_dirtyGeometryDescription
TRUEnever evaluated
FALSEnever evaluated
0
158 m_pixmap = QPixmap(m_textureSize);-
159 if (!m_opaquePainting)
!m_opaquePaintingDescription
TRUEnever evaluated
FALSEnever evaluated
0
160 m_pixmap.fill(Qt::transparent);
never executed: m_pixmap.fill(Qt::transparent);
0
161-
162 if (m_texture)
m_textureDescription
TRUEnever evaluated
FALSEnever evaluated
0
163 delete m_texture;
never executed: delete m_texture;
0
164 m_texture = new QSGSoftwarePixmapTexture(m_pixmap);-
165 }
never executed: end of block
0
166-
167 if (m_dirtyContents)
m_dirtyContentsDescription
TRUEnever evaluated
FALSEnever evaluated
0
168 paint();
never executed: paint();
0
169-
170 m_dirtyGeometry = false;-
171 m_dirtyContents = false;-
172}
never executed: end of block
0
173-
174void QSGSoftwarePainterNode::paint(QPainter *painter)-
175{-
176 painter->drawPixmap(0, 0, m_size.width(), m_size.height(), m_pixmap);-
177}
never executed: end of block
0
178-
179void QSGSoftwarePainterNode::paint()-
180{-
181 QRect dirtyRect = m_dirtyRect.isNull() ? QRect(0, 0, m_size.width(), m_size.height()) : m_dirtyRect;
m_dirtyRect.isNull()Description
TRUEnever evaluated
FALSEnever evaluated
0
182-
183 QPainter painter;-
184-
185 painter.begin(&m_pixmap);-
186 if (m_smoothPainting) {
m_smoothPaintingDescription
TRUEnever evaluated
FALSEnever evaluated
0
187 painter.setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing | QPainter::SmoothPixmapTransform);-
188 }
never executed: end of block
0
189-
190 QRect clipRect;-
191-
192 if (m_contentsScale == 1) {
m_contentsScale == 1Description
TRUEnever evaluated
FALSEnever evaluated
0
193 qreal scaleX = m_textureSize.width() / (qreal) m_size.width();-
194 qreal scaleY = m_textureSize.height() / (qreal) m_size.height();-
195 painter.scale(scaleX, scaleY);-
196 clipRect = dirtyRect;-
197 } else {
never executed: end of block
0
198 painter.scale(m_contentsScale, m_contentsScale);-
199-
200 QRect sclip(qFloor(dirtyRect.x()/m_contentsScale),-
201 qFloor(dirtyRect.y()/m_contentsScale),-
202 qCeil(dirtyRect.width()/m_contentsScale+dirtyRect.x()/m_contentsScale-qFloor(dirtyRect.x()/m_contentsScale)),-
203 qCeil(dirtyRect.height()/m_contentsScale+dirtyRect.y()/m_contentsScale-qFloor(dirtyRect.y()/m_contentsScale)));-
204-
205 clipRect = sclip;-
206 }
never executed: end of block
0
207-
208 if (!m_dirtyRect.isNull())
!m_dirtyRect.isNull()Description
TRUEnever evaluated
FALSEnever evaluated
0
209 painter.setClipRect(clipRect);
never executed: painter.setClipRect(clipRect);
0
210-
211 painter.setCompositionMode(QPainter::CompositionMode_Source);-
212 painter.fillRect(clipRect, m_fillColor);-
213 painter.setCompositionMode(QPainter::CompositionMode_SourceOver);-
214-
215 m_item->paint(&painter);-
216 painter.end();-
217-
218 m_dirtyRect = QRect();-
219}
never executed: end of block
0
220-
221-
222void QSGSoftwarePainterNode::setTextureSize(const QSize &size)-
223{-
224 if (size == m_textureSize)
size == m_textureSizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
225 return;
never executed: return;
0
226-
227 m_textureSize = size;-
228 m_dirtyGeometry = true;-
229}
never executed: end of block
0
230-
231QT_END_NAMESPACE-
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