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/******************************************************************************
*
* Project: OpenCPN
*
***************************************************************************
* Copyright (C) 2013 by David S. Register *
* *
* 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; either version 2 of the License, or *
* (at your option) any later version. *
* *
* 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 for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************
*/
#ifndef __GLTEXTUREDESCRIPTOR_H__
#define __GLTEXTUREDESCRIPTOR_H__
#include "wx/wxprec.h"
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif //precompiled headers
#include "dychart.h"
#include "ocpn_types.h"
#define CA_READ 0
#define CA_WRITE 1
#define GPU_TEXTURE_UNKNOWN 0
#define GPU_TEXTURE_UNCOMPRESSED 1
#define GPU_TEXTURE_COMPRESSED 2
class glTexFactory;
class glTextureDescriptor
{
public:
glTextureDescriptor();
~glTextureDescriptor();
void FreeAll();
void FreeMap();
void FreeComp();
void FreeCompComp();
size_t GetMapArrayAlloc(void);
size_t GetCompArrayAlloc(void);
size_t GetCompCompArrayAlloc(void);
bool IsCompCompArrayComplete( int base_level );
GLuint tex_name;
int level_min;
int x;
int y;
int nGPU_compressed;
ColorScheme m_colorscheme;
int tex_mem_used;
unsigned char *map_array[10];
unsigned char *comp_array[10];
unsigned char *compcomp_array[10];
int compcomp_size[10];
int compdata_ticks;
};
#endif
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