/usr/include/qt5/QtQuick/qsgmaterial.h is in qtdeclarative5-dev 5.2.1-3ubuntu15.
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**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
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** This file is part of the QtQuick module of the Qt Toolkit.
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** $QT_BEGIN_LICENSE:LGPL$
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** accordance with the commercial license agreement provided with the
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** use the contact form at http://qt.digia.com/contact-us.
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** General Public License version 2.1 as published by the Free Software
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** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
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****************************************************************************/
#ifndef QSGMATERIAL_H
#define QSGMATERIAL_H
#include <QtQuick/qtquickglobal.h>
#include <QtGui/qopenglshaderprogram.h>
QT_BEGIN_NAMESPACE
class QSGMaterial;
class QSGMaterialShaderPrivate;
namespace QSGBatchRenderer {
class ShaderManager;
}
class Q_QUICK_EXPORT QSGMaterialShader
{
public:
class Q_QUICK_EXPORT RenderState {
public:
enum DirtyState
{
DirtyMatrix = 0x0001,
DirtyOpacity = 0x0002
};
Q_DECLARE_FLAGS(DirtyStates, DirtyState)
inline DirtyStates dirtyStates() const { return m_dirty; }
inline bool isMatrixDirty() const { return m_dirty & DirtyMatrix; }
inline bool isOpacityDirty() const { return m_dirty & DirtyOpacity; }
float opacity() const;
QMatrix4x4 combinedMatrix() const;
QMatrix4x4 modelViewMatrix() const;
QMatrix4x4 projectionMatrix() const;
QRect viewportRect() const;
QRect deviceRect() const;
float determinant() const;
float devicePixelRatio() const;
QOpenGLContext *context() const;
private:
friend class QSGRenderer;
DirtyStates m_dirty;
const void *m_data;
};
QSGMaterialShader();
virtual ~QSGMaterialShader();
virtual void activate();
virtual void deactivate();
// First time a material is used, oldMaterial is null.
virtual void updateState(const RenderState &state, QSGMaterial *newMaterial, QSGMaterial *oldMaterial);
virtual char const *const *attributeNames() const = 0; // Array must end with null.
inline QOpenGLShaderProgram *program() { return &m_program; }
protected:
Q_DECLARE_PRIVATE(QSGMaterialShader)
QSGMaterialShader(QSGMaterialShaderPrivate &dd);
friend class QSGContext;
friend class QSGBatchRenderer::ShaderManager;
void setShaderSourceFile(QOpenGLShader::ShaderType type, const QString &sourceFile);
void setShaderSourceFiles(QOpenGLShader::ShaderType type, const QStringList &sourceFiles);
virtual void compile();
virtual void initialize() { }
virtual const char *vertexShader() const;
virtual const char *fragmentShader() const;
private:
QOpenGLShaderProgram m_program;
QScopedPointer<QSGMaterialShaderPrivate> d_ptr;
};
struct QSGMaterialType { };
class Q_QUICK_EXPORT QSGMaterial
{
public:
enum Flag {
Blending = 0x0001,
RequiresDeterminant = 0x0002, // Allow precalculated translation and 2D rotation
RequiresFullMatrixExceptTranslate = 0x0004 | RequiresDeterminant, // Allow precalculated translation
RequiresFullMatrix = 0x0008 | RequiresFullMatrixExceptTranslate,
CustomCompileStep = 0x0010
};
Q_DECLARE_FLAGS(Flags, Flag)
QSGMaterial();
virtual ~QSGMaterial();
virtual QSGMaterialType *type() const = 0;
virtual QSGMaterialShader *createShader() const = 0;
virtual int compare(const QSGMaterial *other) const;
QSGMaterial::Flags flags() const { return m_flags; }
void setFlag(Flags flags, bool on = true);
private:
Flags m_flags;
void *m_reserved;
Q_DISABLE_COPY(QSGMaterial)
};
Q_DECLARE_OPERATORS_FOR_FLAGS(QSGMaterial::Flags)
Q_DECLARE_OPERATORS_FOR_FLAGS(QSGMaterialShader::RenderState::DirtyStates)
QT_END_NAMESPACE
#endif
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