80 lines
2.5 KiB
C++
80 lines
2.5 KiB
C++
/****************************************************************************
|
|
**
|
|
** Copyright (C) 2016 The Qt Company Ltd.
|
|
** Contact: https://www.qt.io/licensing/
|
|
**
|
|
** This file is part of the Qt Data Visualization module of the Qt Toolkit.
|
|
**
|
|
** $QT_BEGIN_LICENSE:GPL$
|
|
** 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 General Public License Usage
|
|
** Alternatively, this file may be used under the terms of the GNU
|
|
** General Public License version 3 or (at your option) 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.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-3.0.html.
|
|
**
|
|
** $QT_END_LICENSE$
|
|
**
|
|
****************************************************************************/
|
|
|
|
//
|
|
// W A R N I N G
|
|
// -------------
|
|
//
|
|
// This file is not part of the QtDataVisualization 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.
|
|
|
|
#ifndef SCATTERPOINTBUFFERHELPER_P_H
|
|
#define SCATTERPOINTBUFFERHELPER_P_H
|
|
|
|
#include "datavisualizationglobal_p.h"
|
|
#include "abstractobjecthelper_p.h"
|
|
#include "scatterseriesrendercache_p.h"
|
|
|
|
QT_BEGIN_NAMESPACE_DATAVISUALIZATION
|
|
|
|
class ScatterPointBufferHelper : public AbstractObjectHelper
|
|
{
|
|
public:
|
|
ScatterPointBufferHelper();
|
|
virtual ~ScatterPointBufferHelper();
|
|
|
|
GLuint pointBuf();
|
|
|
|
void pushPoint(uint pointIndex);
|
|
void popPoint();
|
|
void load(ScatterSeriesRenderCache *cache);
|
|
void update(ScatterSeriesRenderCache *cache);
|
|
void setScaleY(float scale) { m_scaleY = scale; }
|
|
void updateUVs(ScatterSeriesRenderCache *cache);
|
|
|
|
public:
|
|
GLuint m_pointbuffer;
|
|
|
|
private:
|
|
void createRangeGradientUVs(ScatterSeriesRenderCache *cache,
|
|
QVector<QVector2D> &buffered_uvs);
|
|
|
|
private:
|
|
QVector<QVector3D> m_bufferedPoints;
|
|
int m_oldRemoveIndex;
|
|
float m_scaleY;
|
|
};
|
|
|
|
QT_END_NAMESPACE_DATAVISUALIZATION
|
|
|
|
#endif
|