sdrangel/sdrgui/gui/tvscreen.h

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///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2018 F4HKW //
// for F4EXB / SDRAngel //
// //
// OpenGL interface modernization. //
// See: http://doc.qt.io/qt-5/qopenglshaderprogram.html //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// (at your option) any later version. //
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// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
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#ifndef INCLUDE_TVSCREEN_H
#define INCLUDE_TVSCREEN_H
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#include <QOpenGLWidget>
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#include <QPen>
#include <QTimer>
#include <QRecursiveMutex>
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#include <QFont>
#include <QMatrix4x4>
#include "dsp/dsptypes.h"
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#include "glshadertextured.h"
#include "glshadertvarray.h"
#include "export.h"
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#include "util/bitfieldindex.h"
class QPainter;
class SDRGUI_API TVScreen: public QOpenGLWidget
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{
Q_OBJECT
public:
TVScreen(bool color, QWidget* parent = nullptr);
virtual ~TVScreen();
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void setColor(bool color);
void resizeTVScreen(int cols, int rows);
void getSize(int& cols, int& rows) const;
void renderImage(unsigned char * data);
QRgb* getRowBuffer(int row);
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void resetImage();
void resetImage(int alpha);
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bool selectRow(int line);
bool setDataColor(int col, int red, int green, int blue);
bool setDataColor(int col, int red, int green, int blue, int alpha);
void setAlphaBlend(bool alphaBlend) { m_glShaderArray.setAlphaBlend(alphaBlend); }
void setAlphaReset() { m_glShaderArray.setAlphaReset(); }
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void connectTimer(const QTimer& timer);
//Valeurs par défaut
static const int TV_COLS = 256;
static const int TV_ROWS = 256;
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signals:
void traceSizeChanged(int);
void sampleRateChanged(int);
private:
bool m_glContextInitialized;
int m_askedCols;
int m_askedRows;
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// state
QTimer m_timer;
QRecursiveMutex m_mutex;
bool m_dataChanged;
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GLShaderTVArray m_glShaderArray;
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int m_cols;
int m_rows;
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void initializeGL();
void resizeGL(int width, int height);
void paintGL();
void mousePressEvent(QMouseEvent*);
unsigned char *m_lastData;
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protected slots:
void cleanup();
void tick();
};
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#endif // INCLUDE_TVSCREEN_H