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Diffstat (limited to 'src/core/render/backend/rendershader.h')
-rw-r--r-- | src/core/render/backend/rendershader.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/src/core/render/backend/rendershader.h b/src/core/render/backend/rendershader.h new file mode 100644 index 000000000..0b326e02d --- /dev/null +++ b/src/core/render/backend/rendershader.h @@ -0,0 +1,103 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the Qt3D 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 Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, 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. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef RENDERSHADER_H +#define RENDERSHADER_H + +#include <QVector> + +// for Parameter::StandardUniforms enum - maybe should move to +// somewhere common to avoid this include? +#include <technique.h> + +class QOpenGLShaderProgram; + +namespace Qt3D +{ + +class ShaderProgram; + +class RenderShader +{ +public: + RenderShader(ShaderProgram* peer); + + /** + * @brief getOrCreateProgram + * must be called with a valid, current QOpenGLContext + * @return + */ + QOpenGLShaderProgram* getOrCreateProgram(); + + /** + * @brief setStandardUniform - set the program name of a uniform + * @param su - the standard uniform + * @param loc - the GLSL name corresponding to the uniform + */ + void setStandardUniform(Parameter::StandardUniform su, QString name); + + /** + * @brief standardUniformLocations - vecotr of uniform locations + * within the compiled program, corresponding to the standard uniforms + * [index the vector by the StandardUniform enum] + * @return + */ + QVector<int> standardUniformLocations() const + { + return m_standardUniformLocations; + } + + QString name() const; +private: + QOpenGLShaderProgram* m_program; + ShaderProgram* m_peer; + + QOpenGLShaderProgram *createProgram(); + QOpenGLShaderProgram *createDefaultProgram(); + + QVector<QString> m_standardUniformNames; + QVector<int> m_standardUniformLocations; +}; + +} + + +#endif // RENDERSHADER_H |