global.h

#pragma once
#ifndef HEADER_GLOBAL_H
#define HEADER_GLOBAL_H

#ifdef __APPLE__
#include <OpenGL/gl.h>
#include <GLUT/glut.h>
#include <OpenGL/glu.h>
#else
#ifdef _WIN32
#include <windows.h>
#endif
#include <GL/gl.h>
#include <GL/glu.h>
#include <GL/glut.h>
#endif

#include <stdio.h> /* defines FILENAME_MAX */
#ifdef WINDOWS
#include <direct.h>
#define _cwd _getcwd
#else
#include <unistd.h>
#define _cwd getcwd
#endif

#include "SA.h"
#include <queue>
#include <vector>
#include <math.h>
#include "float.h"
#include "sas.cpp"
#include <pthread.h>
#include "clust_knn.h"
#include<sched.h>

using namespace _SA;
using namespace std;

#define str string
/* shorthand for for loops from 0 to N */
#define for0(i,n) for(i = 0; i < n; i++)

// parallelism stuff
#define mtx_lock pthread_mutex_lock
#define mtx_unlock pthread_mutex_unlock

extern pthread_mutex_t print_mtx;
void cprint(str s);
extern pthread_attr_t pthread_attr; // specify threads joinable
extern pthread_mutex_t pthread_next_j_mtx;
extern size_t pthread_next_j;

extern size_t pthread_start_j;
extern size_t pthread_end_j;

void init_mtx();
void * worker_fun(void * arg); // worker function
extern void (*pthread_eval)(size_t); // function pointer to execute in parallel, over range start_j:end_j inclusive
void parfor(size_t start_j, size_t end_j, void(*eval)(size_t));

// namespace myglut{
  extern int KNN_MAX; //maximum setting (assume this is the setting the program is run with)
  extern int KNN_USE;// 100
  extern int NDESIRED;// 16000
  extern int RAND_ITER_MAX;// 8

  class GLUT2d;
  class GLUT3d;
  class clust_knn;

  extern GLUT2d* myglut2d;
  extern GLUT3d* myglut3d;
  extern GLUT2d* myglut2d_img;
  extern clust_knn* myclust_knn;

  extern GLvoid * source; // array to render 2d labelling

  // thread vars
  extern int ostopthread;
  extern int threadcreated;

  // zpr variables
  extern int _mouseLeft;
  extern int _mouseRight;
  extern int _lastmouseRight;

  // buffer objects
  extern vector < SA<float> * > float_buffers;
  extern SA<int> * i_coord;
  extern SA<int> * j_coord;

  // picking variables
  extern int PickThis;
  extern int lastpick;
  extern int laststate;
  extern int beforelaststate;
  extern double avg_surprise;
  extern int surprising_count;
  extern int number_of_classes;

  // density estimate variables
  extern int n_skip;
  extern int density_estimate;
  extern int n_density_estimates;
  extern int select_distance_function;

  // output file (binary format)
  extern FILE * outfile;
// }

void setThreadAffinity(pthread_t thread, int cpuIndex);

unsigned int crappy_rand();

#endif