initopengl.h

PDE simulator on GPU.

// InitOpenGL.h: interface for the InitOpenGL class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_INITOPENGL_H__BF9DE266_A502_4B54_A4DD_6078FBC03891__INCLUDED_)
#define AFX_INITOPENGL_H__BF9DE266_A502_4B54_A4DD_6078FBC03891__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include <gl/gl.h>
#include <gl/glu.h>
//Macro about Pi & 2Pi
#define Pi		3.141592653589793
#define PiA     0.318309886183791
#define Pi2		6.283185307179586
#define Pi180A  57.295779513082                    ///180/Pi
#define Pi180   0.017453292519943                  ///Pi/180  

//About the Min & Max of float
#define MIN_FLOAT -3.402823466e+38F
#define MAX_FLOAT 3.402823466e+38F

///////////////////////////////////////////////////////////
BOOL SetupPixelFormat(HDC	m_hDC);
BOOL InitializeOpenGL(HGLRC	m_hRC, HDC	m_hDC);

////////////////////////////////////////////////////////////
void SaveBufferToImage(HGLRC	m_hRC, HDC	m_hDC);
void SaveBufferToBMP(char *FileName) ;
void SaveOneComponentToBMP(char *FileName);
void SaveDataToBMP(char *FileName,int Width,int Height,unsigned char *Data);
////////////////////////////////////////////////////////////
/////The following with correction with Pow of 2
//RGB
unsigned char* OpenTexImage(char* ImageFile, int *rslx, int *rsly );
//RGBA
unsigned char* OpenTexImage4D(char* ImageFile, int *rslx, int *rsly );
///1D
unsigned char* OpenTexImage1D(char* ImageFile, int *rslx, int *rsly );

/////Just keep its original size
unsigned char* ReadTexImage(char* ImageFile, int *rslx, int *rsly );
/////////////////////////////////////////////////////////////////////////////////
void SaveTexToBMPFile(int texID, int size, char *FileName);
void SaveTexToTXTFile(int texID, int size, char *FileName);
void SaveCurrentTexToTXTFile(int size, char *FileName);
void SaveRectangleTexToTXTFile(int texID, int Width, int Height, FILE *fp);
void SaveTexToTXTFile(int texID, int Size, FILE *fp);
////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
/////

#endif // !defined(AFX_INITOPENGL_H__BF9DE266_A502_4B54_A4DD_6078FBC03891__INCLUDED_)