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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the QtDeclarative module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef _GLBASICSHADERS_H_
#define _GLBASICSHADERS_H_
#include <QtOpenGL/qglshaderprogram.h>
#include <QtGui/qmatrix4x4.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Declarative)
class BlurTextureShader : public QGLShaderProgram
{
Q_OBJECT
public:
BlurTextureShader();
enum { Vertices = 0,
TextureCoords = 1 };
enum Mode { Horizontal, Vertical };
void setMode(Mode);
void setStep(float);
void setSteps(int);
void setTransform(const QMatrix4x4 &);
virtual bool link();
private:
GLint mode;
GLint step;
GLint steps;
GLint transform;
};
class SingleTextureShader : public QGLShaderProgram
{
Q_OBJECT
public:
SingleTextureShader();
enum { Vertices = 0,
TextureCoords = 1 };
void setTransform(const QMatrix4x4 &);
virtual bool link();
private:
GLint transform;
};
class DualTextureBlendShader : public QGLShaderProgram
{
Q_OBJECT
public:
DualTextureBlendShader();
enum { Vertices = 0,
TextureCoords = 1,
BlendTextureCoords = 2 };
void setOpacity(GLfloat);
void setBlend(GLfloat);
void setTransform(const QMatrix4x4 &);
virtual bool link();
private:
GLint transform;
GLint opacity;
GLint blend;
};
class DualTextureAddShader : public QGLShaderProgram
{
Q_OBJECT
public:
DualTextureAddShader();
enum { Vertices = 0,
TextureCoords = 1,
AddTextureCoords = 2 };
void setOpacity(GLfloat);
void setTransform(const QMatrix4x4 &);
virtual bool link();
private:
GLint transform;
GLint opacity;
};
class SingleTextureOpacityShader : public QGLShaderProgram
{
Q_OBJECT
public:
SingleTextureOpacityShader();
enum { Vertices = 0,
TextureCoords = 1 };
void setOpacity(GLfloat);
void setTransform(const QMatrix4x4 &);
virtual bool link();
private:
GLint transform;
GLint opacity;
};
class SingleTextureVertexOpacityShader : public QGLShaderProgram
{
Q_OBJECT
public:
SingleTextureVertexOpacityShader();
enum { Vertices = 0,
TextureCoords = 1,
OpacityCoords = 2 };
void setTransform(const QMatrix4x4 &);
virtual bool link();
private:
GLint transform;
};
class SingleTextureShadowShader : public QGLShaderProgram
{
Q_OBJECT
public:
SingleTextureShadowShader();
enum { Vertices = 0,
TextureCoords = 1 };
void setOpacity(GLfloat);
void setTransform(const QMatrix4x4 &);
virtual bool link();
private:
GLint transform;
GLint opacity;
};
class QColor;
class ConstantColorShader : public QGLShaderProgram
{
Q_OBJECT
public:
ConstantColorShader();
enum { Vertices = 0 };
void setColor(const QColor &);
void setTransform(const QMatrix4x4 &);
virtual bool link();
private:
GLint transform;
GLint color;
};
class ColorShader : public QGLShaderProgram
{
Q_OBJECT
public:
ColorShader();
enum { Vertices = 0, Colors = 1 };
void setTransform(const QMatrix4x4 &);
virtual bool link();
private:
GLint transform;
};
class GLBasicShadersPrivate;
class GLBasicShaders
{
public:
GLBasicShaders();
virtual ~GLBasicShaders();
BlurTextureShader *blurTexture();
SingleTextureShader *singleTexture();
SingleTextureOpacityShader *singleTextureOpacity();
DualTextureAddShader *dualTextureAdd();
SingleTextureVertexOpacityShader *singleTextureVertexOpacity();
SingleTextureShadowShader *singleTextureShadow();
ConstantColorShader *constantColor();
ColorShader *color();
private:
GLBasicShadersPrivate *d;
};
#endif // _GLBASICSHADERS_H_
QT_END_NAMESPACE
QT_END_HEADER
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