256 lines
6.4 KiB
C++
256 lines
6.4 KiB
C++
/*************/
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/*** Utils ***/
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/*************/
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#include "stdafx.h"
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#include <Vector3.h>
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#include <gl\gl.h>
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#include <gl\glu.h>
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#include "GLEnabledView.h"
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#include "Utils.H"
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/**************************************************************************************/
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void DbgMsg(const char * pszFmt,...)
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{
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char szBuf[256];
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if (pszFmt)
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{
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va_list args;
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va_start(args,pszFmt);
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vsprintf(szBuf,pszFmt,args);
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OutputDebugString(szBuf);
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va_end(args);
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}
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}
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/**************************************************************************************/
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/**************************************************************************************/
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void BuildGLBox(float XMin,float XMax,float YMin,float YMax,float ZMin,float ZMax)
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{
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// Bottom Face
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glVertex3f( XMin, YMin, ZMin);
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glVertex3f( XMax, YMin, ZMin);
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glVertex3f( XMax, YMin, ZMax);
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glVertex3f( XMin, YMin, ZMax);
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// Front Face
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glVertex3f( XMin, YMin, ZMax);
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glVertex3f( XMax, YMin, ZMax);
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glVertex3f( XMax, YMax, ZMax);
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glVertex3f( XMin, YMax, ZMax);
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// Back Face
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glVertex3f( XMin, YMin, ZMin);
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glVertex3f( XMin, YMax, ZMin);
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glVertex3f( XMax, YMax, ZMin);
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glVertex3f( XMax, YMin, ZMin);
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// Right face
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glVertex3f( XMax, YMin, ZMin);
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glVertex3f( XMax, YMax, ZMin);
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glVertex3f( XMax, YMax, ZMax);
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glVertex3f( XMax, YMin, ZMax);
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// Left Face
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glVertex3f( XMin, YMin, ZMin);
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glVertex3f( XMin, YMin, ZMax);
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glVertex3f( XMin, YMax, ZMax);
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glVertex3f( XMin, YMax, ZMin);
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// Top Face
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glVertex3f( XMin, YMax, ZMin);
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glVertex3f( XMin, YMax, ZMax);
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glVertex3f( XMax, YMax, ZMax);
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glVertex3f( XMax, YMax, ZMin);
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}
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/**************************************************************************************/
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void BuildGLBoxNoNormals(float XMin,float XMax,float YMin,float YMax,float ZMin,float ZMax)
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{
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// Bottom Face
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glVertex3f( XMin, YMin, ZMin);
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glVertex3f( XMax, YMin, ZMin);
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glVertex3f( XMax, YMin, ZMax);
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glVertex3f( XMin, YMin, ZMax);
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// Front Face
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glVertex3f( XMin, YMin, ZMax);
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glVertex3f( XMax, YMin, ZMax);
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glVertex3f( XMax, YMax, ZMax);
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glVertex3f( XMin, YMax, ZMax);
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// Back Face
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glVertex3f( XMin, YMin, ZMin);
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glVertex3f( XMin, YMax, ZMin);
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glVertex3f( XMax, YMax, ZMin);
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glVertex3f( XMax, YMin, ZMin);
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// Right face
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glVertex3f( XMax, YMin, ZMin);
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glVertex3f( XMax, YMax, ZMin);
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glVertex3f( XMax, YMax, ZMax);
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glVertex3f( XMax, YMin, ZMax);
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// Left Face
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glVertex3f( XMin, YMin, ZMin);
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glVertex3f( XMin, YMin, ZMax);
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glVertex3f( XMin, YMax, ZMax);
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glVertex3f( XMin, YMax, ZMin);
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// Top Face
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glVertex3f( XMin, YMax, ZMin);
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glVertex3f( XMin, YMax, ZMax);
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glVertex3f( XMax, YMax, ZMax);
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glVertex3f( XMax, YMax, ZMin);
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}
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/**************************************************************************************/
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void BuildGLQuad(float XMin,float XMax,float YMin,float YMax,float Z)
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{
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glVertex3f( XMin, YMin, Z);
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glVertex3f( XMax, YMin, Z);
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glVertex3f( XMax, YMax, Z);
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glVertex3f( XMin, YMax, Z);
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}
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/**************************************************************************************/
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/**************************************************************************************/
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/**************************************************************************************/
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CPoint IDToPoint(int ID,int Width)
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{
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CPoint XY;
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XY.x=ID%Width;
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XY.y=ID/Width;
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return(XY);
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}
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/**************************************************************************************/
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int PointToID(CPoint &Pnt,int Width)
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{
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int ID;
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ID=(Pnt.y*Width)+Pnt.x;
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return(ID);
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}
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/**************************************************************************************/
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/**************************************************************************************/
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/**************************************************************************************/
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/**************************************************************************************/
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struct sTgaHdr
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{
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char id; // 0
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char colmaptype; // 1
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char imagetype; // 2
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char fei[2]; // 3
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char cml[2]; // 5
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char cmes; // 7
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short xorig; // 8
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short yorig; // 10
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short width; // 12
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short height; // 14
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char depth; // 15
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char imagedesc; // 16
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};
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void SaveTGA(char *Filename,int W,int H,u8 *Data)
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{
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FILE *File;
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sTgaHdr FileHdr;
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File=fopen(Filename,"wb");
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memset(&FileHdr,0 ,sizeof(sTgaHdr));
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FileHdr.imagetype= 2; //imagetype
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FileHdr.width = W;
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FileHdr.height= H;
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FileHdr.depth=24;
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fwrite(&FileHdr,sizeof(sTgaHdr),1,File);
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fwrite(Data,W*H*3,1,File);
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fclose(File);
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}
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/**************************************************************************************/
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void BGR2RGB(int W,int H,u8 *Data)
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{
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for (int Y=0; Y<H; Y++)
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{
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for (int X=0; X<W; X++)
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{
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u8 c0,c1;
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c0=Data[0];
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c1=Data[2];
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Data[0]=c1;
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Data[2]=c0;
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Data+=3;
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}
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}
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}
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/**************************************************************************************/
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void SaveBmp(char *Filename,int Width,int Height,RGBQUAD *Pal,u8 *Image)
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{
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FILE *File;
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BITMAPFILEHEADER FileHdr;
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BITMAPINFOHEADER ImageHdr;
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int PaletteSize,ImageSize;
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File=fopen(Filename,"wb");
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if (!Pal)
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{
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PaletteSize=0;
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ImageSize=Width*Height*3;
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ImageHdr.biBitCount=24;
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}
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else
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{
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PaletteSize=256*sizeof(RGBQUAD);
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ImageSize=Width*Height;
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ImageHdr.biBitCount=8;
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}
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FileHdr.bfType=19778;
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FileHdr.bfSize=sizeof(BITMAPFILEHEADER)+sizeof(BITMAPINFOHEADER)+PaletteSize+ImageSize;
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FileHdr.bfReserved1=0;
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FileHdr.bfReserved2=0;
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FileHdr.bfOffBits=sizeof(BITMAPFILEHEADER)+sizeof(BITMAPINFOHEADER)+PaletteSize;
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ImageHdr.biSize=sizeof(BITMAPINFOHEADER);
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ImageHdr.biWidth=Width;
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ImageHdr.biHeight=Height;
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ImageHdr.biPlanes=1;
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// Set Above ImageHdr.biBitCount=8; // 24
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ImageHdr.biCompression=BI_RGB;
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ImageHdr.biSizeImage=0;
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ImageHdr.biXPelsPerMeter=0;
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ImageHdr.biYPelsPerMeter=0;
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ImageHdr.biClrUsed=0;
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ImageHdr.biClrImportant=0;
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fwrite(&FileHdr,sizeof(BITMAPFILEHEADER),1,File);
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fwrite(&ImageHdr,sizeof(BITMAPINFOHEADER),1,File);
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if (Pal) fwrite(Pal,sizeof(RGBQUAD),256,File);
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fwrite(Image,ImageSize,1,File);
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fclose(File);
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}
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/**************************************************************************************/
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void SetFileExt(char *InName,char *OutName,char *Ext)
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{
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char Drive[_MAX_DRIVE];
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char Path[_MAX_DIR];
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char Name[_MAX_FNAME];
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_splitpath(InName,Drive,Path,Name,0);
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sprintf(OutName,"%s%s%s.%s",Drive,Path,Name,Ext);
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}
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