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/*
* Copyright (C) 2009 Tugrul Galatali <tugrul@galatali.com>
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef TEXMGR_H
#define TEXMGR_H
#include <string>
#include <pthread.h>
#include <dirent.h>
#include <stdlib.h>
#include "config.h"
class TexMgr
{
public:
TexMgr();
~TexMgr();
void setImageDir(const char *newDirName);
void setTexSize(const unsigned int &w, const unsigned int &h) { tw = w; th = h; }
void setGenTexSize(const unsigned int &w, const unsigned int &h) { gw = w; gh = h; }
void start();
void stop();
bool getNext();
unsigned int *getCurTex() const { return curTex; }
unsigned int getCurW() const { return curW; }
unsigned int getCurH() const { return curH; }
unsigned int *getPrevTex() const { return prevTex; }
unsigned int getPrevW() const { return prevW; }
unsigned int getPrevH() const { return prevH; }
private:
int tw, th;
unsigned int *prevTex;
unsigned int prevW, prevH;
unsigned int *curTex;
unsigned int curW, curH;
unsigned int *nextTex;
unsigned int nextW, nextH;
bool ready;
std::string dirName;
DIR *imageDir;
pthread_t *imageThread;
pthread_mutex_t *nextTexMutex;
pthread_cond_t *nextTexCond;
volatile bool exiting;
unsigned int gw, gh;
#ifdef HAVE_RANDOM_R
struct random_data randomState;
char randomBuf[256];
#elif defined(HAVE_NRAND48)
unsigned short int randomState[3];
#endif
void genTex();
void loadNextImageFromDisk();
static void *imageThreadMain(void *vp);
};
#endif
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