OpenGlDevice.hGo to the documentation of this file.00001 /* ****************************************************************** ** 00002 ** OpenSees - Open System for Earthquake Engineering Simulation ** 00003 ** Pacific Earthquake Engineering Research Center ** 00004 ** ** 00005 ** ** 00006 ** (C) Copyright 1999, The Regents of the University of California ** 00007 ** All Rights Reserved. ** 00008 ** ** 00009 ** Commercial use of this program without express permission of the ** 00010 ** University of California, Berkeley, is strictly prohibited. See ** 00011 ** file 'COPYRIGHT' in main directory for information on usage and ** 00012 ** redistribution, and for a DISCLAIMER OF ALL WARRANTIES. ** 00013 ** ** 00014 ** Developed by: ** 00015 ** Frank McKenna (fmckenna@ce.berkeley.edu) ** 00016 ** Gregory L. Fenves (fenves@ce.berkeley.edu) ** 00017 ** Filip C. Filippou (filippou@ce.berkeley.edu) ** 00018 ** ** 00019 ** ****************************************************************** */ 00020 00021 // $Revision: 1.7 $ 00022 // $Date: 2004/06/07 23:09:32 $ 00023 // $Source: /usr/local/cvs/OpenSees/SRC/renderer/OpenGlDevice.h,v $ 00024 00025 00026 #ifndef OpenGlDevice_H 00027 #define OpenGlDevice_H 00028 00029 #include <Device.h> 00030 00031 #ifdef _GLX 00032 00033 #include <GL/gl.h> 00034 #include <GL/glx.h> 00035 00036 #include <X11/Xlib.h> 00037 #include <X11/X.h> 00038 #include <X11/Xutil.h> 00039 #include <X11/X.h> 00040 #include <X11/Xatom.h> 00041 00042 #define X11_MAX_COLORS 256 00043 00044 #elif _WGL 00045 00046 #include <windows.h> 00047 #include <gl\gl.h> 00048 #include <gl\glaux.h> 00049 00050 #else 00051 00052 #endif 00053 00054 class OpenGlDevice 00055 { 00056 public: 00057 OpenGlDevice(); 00058 virtual ~OpenGlDevice(); 00059 00060 // Gets the width of the current window 00061 virtual int GetWidth(); 00062 00063 // Gets the height of the current window 00064 virtual int GetHeight(); 00065 00066 // Necessary when operating since the drawn 00067 // image is buffered until this call is made. 00068 virtual void STARTIMAGE(); 00069 virtual void ENDIMAGE(); 00070 00071 // Opens a window of the specified width & height. 00072 virtual void WINOPEN(const char *title, int xLoc, int yLoc, int width, int height); 00073 00074 // Clears the currently opened window 00075 virtual void CLEAR(); 00076 00077 virtual void drawText(float x, float y, float z, char *text, int length, 00078 char horizontalJustify, char verticalJustify); 00079 00080 // to save the current image to a file of a specific type 00081 int saveImage(const char *fileName, int type); 00082 00083 private: 00084 void initWindow(void); // procedure called on construction of 1st Window 00085 00086 // save image methods for specific file formats 00087 int saveImageAsBMP(const char *fileName); 00088 int saveImageAsPNG(const char *fileName); 00089 00090 #ifdef _GLX 00091 00092 // glx utility toolkit 00093 Display *theDisplay; // the display all Window objecs display on 00094 Window theWindow; 00095 int theScreen; // the screen 00096 Colormap cmap; // the colormap all X11 Window objects share 00097 GC theGC; 00098 GLXContext cx; 00099 XSizeHints hints; // conatins the infor about where window is and its size 00100 // static unsigned long foreground, background; 00101 XEvent theEvent; 00102 XVisualInfo *visual; 00103 int swap_flag; 00104 00105 // static XFontStruct *fontInfo; 00106 XFontStruct *fontInfo; 00107 00108 #elif _WGL 00109 00110 // win32 stuff using wgl toolkit 00111 HDC theHDC; // device context 00112 HGLRC theHRC; // openGL context 00113 HWND theWND; // the window 00114 BITMAPINFO info; 00115 HBITMAP theBitmap; 00116 GLint viewport[4]; 00117 GLubyte *bits; 00118 long currentBitSize; 00119 int xLoc; 00120 int yLoc; 00121 #else 00122 00123 #endif 00124 00125 // static GLuint FontBase; 00126 GLuint FontBase; 00127 00128 static int numWindows; 00129 int winOpen; 00130 int width, height; // Width and height of our window 00131 char *windowTitle; 00132 }; 00133 00134 #endif 00135 00136 00137 00138
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