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qquickshadereffectsource_p.h

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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	#ifndef QQUICKSHADEREFFECTSOURCE_P_H	-
41	#define QQUICKSHADEREFFECTSOURCE_P_H	-
42		-
43	//	-
44	// W A R N I N G	-
45	// -------------	-
46	//	-
47	// This file is not part of the Qt API. It exists purely as an	-
48	// implementation detail. This header file may change from version to	-
49	// version without notice, or even be removed.	-
50	//	-
51	// We mean it.	-
52	//	-
53		-
54	#include <QtQuick/private/qtquickglobal_p.h>	-
55		-
56	QT_REQUIRE_CONFIG(quick_shadereffect);	-
57		-
58	#include "qquickitem.h"	-
59	#include <QtQuick/qsgtextureprovider.h>	-
60	#include <private/qsgadaptationlayer_p.h>	-
61	#include <QtQuick/private/qsgcontext_p.h>	-
62	#include <private/qsgdefaultinternalimagenode_p.h>	-
63	#include <private/qquickitemchangelistener_p.h>	-
64		-
65	#include "qpointer.h"	-
66	#include "qsize.h"	-
67	#include "qrect.h"	-
68		-
69	QT_BEGIN_NAMESPACE	-
70		-
71	class QSGNode;	-
72	class UpdatePaintNodeData;	-
73	class QOpenGLFramebufferObject;	-
74	class QSGSimpleRectNode;	-
75		-
76	class QQuickShaderEffectSourceTextureProvider;	-
77		-
78	class Q_QUICK_PRIVATE_EXPORT QQuickShaderEffectSource : public QQuickItem, public QQuickItemChangeListener	-
79	{	-
80	Q_OBJECT	-
81	Q_PROPERTY(WrapMode wrapMode READ wrapMode WRITE setWrapMode NOTIFY wrapModeChanged)	-
82	Q_PROPERTY(QQuickItem *sourceItem READ sourceItem WRITE setSourceItem NOTIFY sourceItemChanged)	-
83	Q_PROPERTY(QRectF sourceRect READ sourceRect WRITE setSourceRect NOTIFY sourceRectChanged)	-
84	Q_PROPERTY(QSize textureSize READ textureSize WRITE setTextureSize NOTIFY textureSizeChanged)	-
85	Q_PROPERTY(Format format READ format WRITE setFormat NOTIFY formatChanged)	-
86	Q_PROPERTY(bool live READ live WRITE setLive NOTIFY liveChanged)	-
87	Q_PROPERTY(bool hideSource READ hideSource WRITE setHideSource NOTIFY hideSourceChanged)	-
88	Q_PROPERTY(bool mipmap READ mipmap WRITE setMipmap NOTIFY mipmapChanged)	-
89	Q_PROPERTY(bool recursive READ recursive WRITE setRecursive NOTIFY recursiveChanged)	-
90	Q_PROPERTY(TextureMirroring textureMirroring READ textureMirroring WRITE setTextureMirroring NOTIFY textureMirroringChanged REVISION 1)	-
91	Q_PROPERTY(int samples READ samples WRITE setSamples NOTIFY samplesChanged REVISION 2)	-
92		-
93	public:	-
94	enum WrapMode {	-
95	ClampToEdge,	-
96	RepeatHorizontally,	-
97	RepeatVertically,	-
98	Repeat	-
99	};	-
100	Q_ENUM(WrapMode)	-
101	// Equivalents to GL_ALPHA and similar type constants.	-
102	enum Format {	-
103	Alpha = 0x1906,	-
104	RGB = 0x1907,	-
105	RGBA = 0x1908	-
106	};	-
107	Q_ENUM(Format)	-
108		-
109	enum TextureMirroring {	-
110	NoMirroring = 0x00,	-
111	MirrorHorizontally = 0x01,	-
112	MirrorVertically = 0x02	-
113	};	-
114	Q_ENUM(TextureMirroring)	-
115		-
116	QQuickShaderEffectSource(QQuickItem *parent = nullptr);	-
117	~QQuickShaderEffectSource() override;	-
118		-
119	WrapMode wrapMode() const;	-
120	void setWrapMode(WrapMode mode);	-
121		-
122	QQuickItem *sourceItem() const;	-
123	void setSourceItem(QQuickItem *item);	-
124		-
125	QRectF sourceRect() const;	-
126	void setSourceRect(const QRectF &rect);	-
127		-
128	QSize textureSize() const;	-
129	void setTextureSize(const QSize &size);	-
130		-
131	Format format() const;	-
132	void setFormat(Format format);	-
133		-
134	bool live() const;	-
135	void setLive(bool live);	-
136		-
137	bool hideSource() const;	-
138	void setHideSource(bool hide);	-
139		-
140	bool mipmap() const;	-
141	void setMipmap(bool enabled);	-
142		-
143	bool recursive() const;	-
144	void setRecursive(bool enabled);	-
145		-
146	TextureMirroring textureMirroring() const;	-
147	void setTextureMirroring(TextureMirroring mirroring);	-
148		-
149	bool isTextureProvider() const override { return true; } executed 58 times by 3 tests: `return true;` Executed by: tst_examples tst_qquickcustomparticle tst_qquickitemlayer	58
150	QSGTextureProvider *textureProvider() const override;	-
151		-
152	Q_INVOKABLE void scheduleUpdate();	-
153		-
154	int samples() const;	-
155	void setSamples(int count);	-
156		-
157	Q_SIGNALS:	-
158	void wrapModeChanged();	-
159	void sourceItemChanged();	-
160	void sourceRectChanged();	-
161	void textureSizeChanged();	-
162	void formatChanged();	-
163	void liveChanged();	-
164	void hideSourceChanged();	-
165	void mipmapChanged();	-
166	void recursiveChanged();	-
167	void textureMirroringChanged();	-
168	void samplesChanged();	-
169		-
170	void scheduledUpdateCompleted();	-
171		-
172	private Q_SLOTS:	-
173	void sourceItemDestroyed(QObject *item);	-
174	void invalidateSceneGraph();	-
175		-
176	protected:	-
177	void releaseResources() override;	-
178	QSGNode updatePaintNode(QSGNode , UpdatePaintNodeData *) override;	-
179		-
180	void itemGeometryChanged(QQuickItem *item, QQuickGeometryChange change, const QRectF &) override;	-
181	void itemChange(ItemChange change, const ItemChangeData &value) override;	-
182		-
183	private:	-
184	void ensureTexture();	-
185		-
186	QQuickShaderEffectSourceTextureProvider *m_provider;	-
187	QSGLayer *m_texture;	-
188	WrapMode m_wrapMode;	-
189	QQuickItem *m_sourceItem;	-
190	QRectF m_sourceRect;	-
191	QSize m_textureSize;	-
192	Format m_format;	-
193	int m_samples;	-
194	uint m_live : 1;	-
195	uint m_hideSource : 1;	-
196	uint m_mipmap : 1;	-
197	uint m_recursive : 1;	-
198	uint m_grab : 1;	-
199	uint m_textureMirroring : 2; // Stores TextureMirroring enum	-
200	};	-
201		-
202	QT_END_NAMESPACE	-
203		-
204	#endif // QQUICKSHADEREFFECTSOURCE_P_H	-

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/****************************************************************************

** 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.

** $QT_END_LICENSE$

****************************************************************************/

#ifndef QQUICKSHADEREFFECTSOURCE_P_H

#define QQUICKSHADEREFFECTSOURCE_P_H

// W A R N I N G

// -------------

// This file is not part of the Qt API. It exists purely as an

// implementation detail. This header file may change from version to

// version without notice, or even be removed.

// We mean it.

#include <QtQuick/private/qtquickglobal_p.h>

QT_REQUIRE_CONFIG(quick_shadereffect);

#include "qquickitem.h"

#include <QtQuick/qsgtextureprovider.h>

#include <private/qsgadaptationlayer_p.h>

#include <QtQuick/private/qsgcontext_p.h>

#include <private/qsgdefaultinternalimagenode_p.h>

#include <private/qquickitemchangelistener_p.h>

#include "qpointer.h"

#include "qsize.h"

#include "qrect.h"

QT_BEGIN_NAMESPACE

class QSGNode;

class UpdatePaintNodeData;

class QOpenGLFramebufferObject;

class QSGSimpleRectNode;

class QQuickShaderEffectSourceTextureProvider;

class Q_QUICK_PRIVATE_EXPORT QQuickShaderEffectSource : public QQuickItem, public QQuickItemChangeListener

{

Q_OBJECT

Q_PROPERTY(WrapMode wrapMode READ wrapMode WRITE setWrapMode NOTIFY wrapModeChanged)

Q_PROPERTY(QQuickItem *sourceItem READ sourceItem WRITE setSourceItem NOTIFY sourceItemChanged)

Q_PROPERTY(QRectF sourceRect READ sourceRect WRITE setSourceRect NOTIFY sourceRectChanged)

Q_PROPERTY(QSize textureSize READ textureSize WRITE setTextureSize NOTIFY textureSizeChanged)

Q_PROPERTY(Format format READ format WRITE setFormat NOTIFY formatChanged)

Q_PROPERTY(bool live READ live WRITE setLive NOTIFY liveChanged)

Q_PROPERTY(bool hideSource READ hideSource WRITE setHideSource NOTIFY hideSourceChanged)

Q_PROPERTY(bool mipmap READ mipmap WRITE setMipmap NOTIFY mipmapChanged)

Q_PROPERTY(bool recursive READ recursive WRITE setRecursive NOTIFY recursiveChanged)

Q_PROPERTY(TextureMirroring textureMirroring READ textureMirroring WRITE setTextureMirroring NOTIFY textureMirroringChanged REVISION 1)

Q_PROPERTY(int samples READ samples WRITE setSamples NOTIFY samplesChanged REVISION 2)

public:

enum WrapMode {

ClampToEdge,

RepeatHorizontally,

RepeatVertically,

Repeat

};

100

Q_ENUM(WrapMode)

101

// Equivalents to GL_ALPHA and similar type constants.

enum Format {

Alpha = 0x1906,

RGB = 0x1907,

RGBA = 0x1908

};

Q_ENUM(Format)

enum TextureMirroring {

110

NoMirroring = 0x00,

111

MirrorHorizontally = 0x01,

112

MirrorVertically = 0x02

113

};

114

Q_ENUM(TextureMirroring)

115

116

QQuickShaderEffectSource(QQuickItem *parent = nullptr);

117

~QQuickShaderEffectSource() override;

118

119

WrapMode wrapMode() const;

120

void setWrapMode(WrapMode mode);

121

122

QQuickItem *sourceItem() const;

123

void setSourceItem(QQuickItem *item);

124

125

QRectF sourceRect() const;

126

void setSourceRect(const QRectF &rect);

127

128

QSize textureSize() const;

129

void setTextureSize(const QSize &size);

130

131

Format format() const;

132

void setFormat(Format format);

133

134

bool live() const;

135

void setLive(bool live);

136

137

bool hideSource() const;

138

void setHideSource(bool hide);

139

140

bool mipmap() const;

141

void setMipmap(bool enabled);

142

143

bool recursive() const;

144

void setRecursive(bool enabled);

145

146

TextureMirroring textureMirroring() const;

147

void setTextureMirroring(TextureMirroring mirroring);

148

149

bool isTextureProvider() const override { return true; }

executed 58 times by 3 tests: return true;

Executed by:

tst_examples
tst_qquickcustomparticle
tst_qquickitemlayer

150

QSGTextureProvider *textureProvider() const override;

151

152

Q_INVOKABLE void scheduleUpdate();

153

154

int samples() const;

155

void setSamples(int count);

156

157

Q_SIGNALS:

158

void wrapModeChanged();

159

void sourceItemChanged();

160

void sourceRectChanged();

161

void textureSizeChanged();

162

void formatChanged();

163

void liveChanged();

164

void hideSourceChanged();

165

void mipmapChanged();

166

void recursiveChanged();

167

void textureMirroringChanged();

168

void samplesChanged();

169

170

void scheduledUpdateCompleted();

171

172

private Q_SLOTS:

173

void sourceItemDestroyed(QObject *item);

174

void invalidateSceneGraph();

175

176

protected:

177

void releaseResources() override;

178

QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *) override;

179

180

void itemGeometryChanged(QQuickItem *item, QQuickGeometryChange change, const QRectF &) override;

181

void itemChange(ItemChange change, const ItemChangeData &value) override;

182

183

private:

184

void ensureTexture();

185

186

QQuickShaderEffectSourceTextureProvider *m_provider;

187

QSGLayer *m_texture;

188

WrapMode m_wrapMode;

189

QQuickItem *m_sourceItem;

QRectF m_sourceRect;

QSize m_textureSize;

Format m_format;

int m_samples;

uint m_live : 1;

uint m_hideSource : 1;

196

uint m_mipmap : 1;

197

uint m_recursive : 1;

198

uint m_grab : 1;

199

uint m_textureMirroring : 2; // Stores TextureMirroring enum

};

QT_END_NAMESPACE

#endif // QQUICKSHADEREFFECTSOURCE_P_H

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