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/****************************************************************************
**
** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
** Copyright (C) 2015 The Qt Company Ltd and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** 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 http://www.qt.io/terms-conditions. For further
** information use the contact form at http://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.LGPLv3 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.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 later 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 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QT3DRENDER_RENDER_RENDERCOMMAND_H
#define QT3DRENDER_RENDER_RENDERCOMMAND_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of other Qt classes. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <qglobal.h>
#include <Qt3DRender/private/quniformvalue_p.h>
#include <Qt3DRender/private/handle_types_p.h>
#include <QOpenGLShaderProgram>
#include <QOpenGLTexture>
#include <QMatrix4x4>
QT_BEGIN_NAMESPACE
class QOpenGLVertexArrayObject;
namespace Qt3DRender {
namespace Render {
class RenderStateSet;
class RenderCommand
{
public:
RenderCommand();
HVao m_vao; // VAO used during the submission step to store all states and VBOs
HShader m_shader; // Shader for given pass and mesh
QUniformPack m_uniforms; // Might need to be reworked so as to be able to destroy the
// Texture while submission is happening.
GLint m_instancesCount; // Number of instances of the mesh, if 0 regular draw otherwise glDrawArraysInstanced or glDrawElementsInstanced
RenderStateSet *m_stateSet;
HGeometry m_geometry;
HGeometryRenderer m_geometryRenderer;
// A QAttribute pack might be interesting
// This is a temporary fix in the meantime, to remove the hacked methods in Technique
QHash<QString, QString> m_parameterAttributeToShaderNames;
float m_depth;
int m_changeCost;
uint m_shaderDna;
union sortingType {
char sorts[4];
int global;
} m_sortingType;
};
bool compareCommands(RenderCommand *r1, RenderCommand *r2);
} // namespace Render
} // namespace Qt3DRender
QT_END_NAMESPACE
#endif // QT3DRENDER_RENDER_RENDERCOMMAND_H
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