opengl/qopenglcustomshaderstage.cpp

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1/**************************************************************************** -
2** -
3** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). -
4** Contact: http://www.qt-project.org/legal -
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6** This file is part of the QtGui module of the Qt Toolkit. -
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8** $QT_BEGIN_LICENSE:LGPL$ -
9** Commercial License Usage -
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17** GNU Lesser General Public License Usage -
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19** General Public License version 2.1 as published by the Free Software -
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21** packaging of this file. Please review the following information to -
22** ensure the GNU Lesser General Public License version 2.1 requirements -
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26** rights. These rights are described in the Digia Qt LGPL Exception -
27** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -
28** -
29** GNU General Public License Usage -
30** Alternatively, this file may be used under the terms of the GNU -
31** General Public License version 3.0 as published by the Free Software -
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35** met: http://www.gnu.org/copyleft/gpl.html. -
36** -
37** -
38** $QT_END_LICENSE$ -
39** -
40****************************************************************************/ -
41 -
42#include "qopenglcustomshaderstage_p.h" -
43#include "qopenglengineshadermanager_p.h" -
44#include "qopenglpaintengine_p.h" -
45#include <private/qpainter_p.h> -
46 -
47QT_BEGIN_NAMESPACE -
48 -
49class QOpenGLCustomShaderStagePrivate -
50{ -
51public: -
52 QOpenGLCustomShaderStagePrivate() : -
53 m_manager(0) {}
never executed: }
0
54 -
55 QPointer<QOpenGLEngineShaderManager> m_manager; -
56 QByteArray m_source; -
57}; -
58 -
59 -
60 -
61 -
62QOpenGLCustomShaderStage::QOpenGLCustomShaderStage() -
63 : d_ptr(new QOpenGLCustomShaderStagePrivate) -
64{ -
65}
never executed: }
0
66 -
67QOpenGLCustomShaderStage::~QOpenGLCustomShaderStage() -
68{ -
69 Q_D(QOpenGLCustomShaderStage);
never executed (the execution status of this line is deduced): QOpenGLCustomShaderStagePrivate * const d = d_func();
-
70 if (d->m_manager) {
never evaluated: d->m_manager
0
71 d->m_manager->removeCustomStage();
never executed (the execution status of this line is deduced): d->m_manager->removeCustomStage();
-
72 d->m_manager->sharedShaders->cleanupCustomStage(this);
never executed (the execution status of this line is deduced): d->m_manager->sharedShaders->cleanupCustomStage(this);
-
73 }
never executed: }
0
74}
never executed: }
0
75 -
76void QOpenGLCustomShaderStage::setUniformsDirty() -
77{ -
78 Q_D(QOpenGLCustomShaderStage);
never executed (the execution status of this line is deduced): QOpenGLCustomShaderStagePrivate * const d = d_func();
-
79 if (d->m_manager)
never evaluated: d->m_manager
0
80 d->m_manager->setDirty(); // ### Probably a bit overkill!
never executed: d->m_manager->setDirty();
0
81}
never executed: }
0
82 -
83bool QOpenGLCustomShaderStage::setOnPainter(QPainter* p) -
84{ -
85 Q_D(QOpenGLCustomShaderStage);
never executed (the execution status of this line is deduced): QOpenGLCustomShaderStagePrivate * const d = d_func();
-
86 if (p->paintEngine()->type() != QPaintEngine::OpenGL2) {
never evaluated: p->paintEngine()->type() != QPaintEngine::OpenGL2
0
87 qWarning("QOpenGLCustomShaderStage::setOnPainter() - paint engine not OpenGL2");
never executed (the execution status of this line is deduced): QMessageLogger("opengl/qopenglcustomshaderstage.cpp", 87, __PRETTY_FUNCTION__).warning("QOpenGLCustomShaderStage::setOnPainter() - paint engine not OpenGL2");
-
88 return false;
never executed: return false;
0
89 } -
90 if (d->m_manager)
never evaluated: d->m_manager
0
91 qWarning("Custom shader is already set on a painter");
never executed: QMessageLogger("opengl/qopenglcustomshaderstage.cpp", 91, __PRETTY_FUNCTION__).warning("Custom shader is already set on a painter");
0
92 -
93 QOpenGL2PaintEngineEx *engine = static_cast<QOpenGL2PaintEngineEx*>(p->paintEngine());
never executed (the execution status of this line is deduced): QOpenGL2PaintEngineEx *engine = static_cast<QOpenGL2PaintEngineEx*>(p->paintEngine());
-
94 d->m_manager = QOpenGL2PaintEngineExPrivate::shaderManagerForEngine(engine);
never executed (the execution status of this line is deduced): d->m_manager = QOpenGL2PaintEngineExPrivate::shaderManagerForEngine(engine);
-
95 Q_ASSERT(d->m_manager);
never executed (the execution status of this line is deduced): qt_noop();
-
96 -
97 d->m_manager->setCustomStage(this);
never executed (the execution status of this line is deduced): d->m_manager->setCustomStage(this);
-
98 return true;
never executed: return true;
0
99} -
100 -
101void QOpenGLCustomShaderStage::removeFromPainter(QPainter* p) -
102{ -
103 Q_D(QOpenGLCustomShaderStage);
never executed (the execution status of this line is deduced): QOpenGLCustomShaderStagePrivate * const d = d_func();
-
104 if (p->paintEngine()->type() != QPaintEngine::OpenGL2)
never evaluated: p->paintEngine()->type() != QPaintEngine::OpenGL2
0
105 return;
never executed: return;
0
106 -
107 QOpenGL2PaintEngineEx *engine = static_cast<QOpenGL2PaintEngineEx*>(p->paintEngine());
never executed (the execution status of this line is deduced): QOpenGL2PaintEngineEx *engine = static_cast<QOpenGL2PaintEngineEx*>(p->paintEngine());
-
108 d->m_manager = QOpenGL2PaintEngineExPrivate::shaderManagerForEngine(engine);
never executed (the execution status of this line is deduced): d->m_manager = QOpenGL2PaintEngineExPrivate::shaderManagerForEngine(engine);
-
109 Q_ASSERT(d->m_manager);
never executed (the execution status of this line is deduced): qt_noop();
-
110 -
111 // Just set the stage to null, don't call removeCustomStage(). -
112 // This should leave the program in a compiled/linked state -
113 // if the next custom shader stage is this one again. -
114 d->m_manager->setCustomStage(0);
never executed (the execution status of this line is deduced): d->m_manager->setCustomStage(0);
-
115 d->m_manager = 0;
never executed (the execution status of this line is deduced): d->m_manager = 0;
-
116}
never executed: }
0
117 -
118QByteArray QOpenGLCustomShaderStage::source() const -
119{ -
120 Q_D(const QOpenGLCustomShaderStage);
never executed (the execution status of this line is deduced): const QOpenGLCustomShaderStagePrivate * const d = d_func();
-
121 return d->m_source;
never executed: return d->m_source;
0
122} -
123 -
124// Called by the shader manager if another custom shader is attached or -
125// the manager is deleted -
126void QOpenGLCustomShaderStage::setInactive() -
127{ -
128 Q_D(QOpenGLCustomShaderStage);
never executed (the execution status of this line is deduced): QOpenGLCustomShaderStagePrivate * const d = d_func();
-
129 d->m_manager = 0;
never executed (the execution status of this line is deduced): d->m_manager = 0;
-
130}
never executed: }
0
131 -
132void QOpenGLCustomShaderStage::setSource(const QByteArray& s) -
133{ -
134 Q_D(QOpenGLCustomShaderStage);
never executed (the execution status of this line is deduced): QOpenGLCustomShaderStagePrivate * const d = d_func();
-
135 d->m_source = s;
never executed (the execution status of this line is deduced): d->m_source = s;
-
136}
never executed: }
0
137 -
138QT_END_NAMESPACE -
139 -
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