//opengl platform specific functions for GLX - Added 9/15/99 Matthew Mueller #include #include #include #include "ogl_init.h" #include "vers_id.h" #include "error.h" #include "event.h" #include "mono.h" #include "u_mem.h" #ifdef XFREE86_DGA #include #include #endif #include //#define HAVE_MOTIF #ifdef HAVE_MOTIF #include #else /* bit definitions for MwmHints.flags */ #define MWM_HINTS_FUNCTIONS (1L << 0) #define MWM_HINTS_DECORATIONS (1L << 1) #define MWM_HINTS_INPUT_MODE (1L << 2) #define MWM_HINTS_STATUS (1L << 3) /* bit definitions for MwmHints.functions */ #define MWM_FUNC_ALL (1L << 0) #define MWM_FUNC_RESIZE (1L << 1) #define MWM_FUNC_MOVE (1L << 2) #define MWM_FUNC_MINIMIZE (1L << 3) #define MWM_FUNC_MAXIMIZE (1L << 4) #define MWM_FUNC_CLOSE (1L << 5) /* bit definitions for MwmHints.decorations */ #define MWM_DECOR_ALL (1L << 0) #define MWM_DECOR_BORDER (1L << 1) #define MWM_DECOR_RESIZEH (1L << 2) #define MWM_DECOR_TITLE (1L << 3) #define MWM_DECOR_MENU (1L << 4) #define MWM_DECOR_MINIMIZE (1L << 5) #define MWM_DECOR_MAXIMIZE (1L << 6) typedef struct { unsigned long flags; unsigned long functions; unsigned long decorations; long inputMode; unsigned long status; } PropMotifWmHints; #define PROP_MOTIF_WM_HINTS_ELEMENTS 5 #endif /* * Specify which Motif window manager border decorations to put on a * top-level window. For example, you can specify that a window is not * resizabe, or omit the titlebar, or completely remove all decorations. * Input: dpy - the X display * w - the X window * flags - bitwise-OR of the MWM_DECOR_xxx symbols in X11/Xm/MwmUtil.h * indicating what decoration elements to enable. Zero would * be no decoration. */ void set_mwm_border( Display *dpy, Window w, unsigned long dflags,unsigned long fflags ) { PropMotifWmHints motif_hints; Atom prop, proptype; /* setup the property */ motif_hints.flags = MWM_HINTS_DECORATIONS|MWM_HINTS_FUNCTIONS; motif_hints.decorations = dflags; motif_hints.functions = fflags; /* get the atom for the property */ prop = XInternAtom( dpy, "_MOTIF_WM_HINTS", True ); if (!prop) { mprintf((0,"set_mwm_border: prop==0\n")); /* something went wrong! */ return; } /* not sure this is correct, seems to work, XA_WM_HINTS didn't work */ proptype = prop; XChangeProperty( dpy, w, /* display, window */ prop, proptype, /* property, type */ 32, /* format: 32-bit datums */ PropModeReplace, /* mode */ (unsigned char *) &motif_hints, /* data */ PROP_MOTIF_WM_HINTS_ELEMENTS /* nelements */); } int glx_erbase,glx_evbase; Display *dpy; XSetWindowAttributes swa; Window win; XVisualInfo *visinfo; GLXContext glxcontext; Pixmap blankpixmap=None; Cursor blankcursor=None; void set_wm_hints(int fullscreen){ XSizeHints *hints=NULL; // return;//seems screwed. if (!hints) hints=XAllocSizeHints(); hints->width=hints->min_width=hints->max_width=hints->base_width=grd_curscreen->sc_w; hints->height=hints->min_height=hints->max_height=hints->base_height=grd_curscreen->sc_h; hints->flags=PSize|PMinSize|PMaxSize|PBaseSize; // hints->min_width=hints->max_width=grd_curscreen->sc_w; // hints->min_height=hints->max_height=grd_curscreen->sc_h; // hints->flags=PMinSize|PMaxSize; XSetWMNormalHints(dpy,win,hints); XFree(hints); if (fullscreen){ set_mwm_border(dpy,win,0,0); }else{ set_mwm_border(dpy,win,MWM_DECOR_TITLE|MWM_DECOR_BORDER,MWM_FUNC_MOVE|MWM_FUNC_CLOSE); } } static int attribs[]={GLX_RGBA,GLX_DOUBLEBUFFER,GLX_DEPTH_SIZE,0,GLX_STENCIL_SIZE,0, GLX_ACCUM_RED_SIZE,0,GLX_ACCUM_GREEN_SIZE,0,GLX_ACCUM_BLUE_SIZE,0,GLX_ACCUM_ALPHA_SIZE,0,None}; void ogl_do_fullscreen_internal(void){ // ogl_smash_texture_list_internal();//not needed if (ogl_fullscreen){ set_wm_hints(1); XMoveWindow(dpy,win,0,0); // XDefineCursor(dpy,win,blankcursor); //XGrabPointer(dpy,win,0,swa.event_mask,GrabModeAsync,GrabModeAsync,win,blankcursor,CurrentTime); XGrabPointer(dpy,win,1,ButtonPressMask | ButtonReleaseMask | PointerMotionMask,GrabModeAsync,GrabModeAsync,win,blankcursor,CurrentTime); // XGrabKeyboard(dpy,win,1,GrabModeAsync,GrabModeAsync,CurrentTime);//grabbing keyboard doesn't seem to do much good anyway. #ifdef XFREE86_DGA //make ogl_fullscreen //can you even do this with DGA ? just resizing with ctrl-alt-(-/+) caused X to die a horrible death. //might have to kill the window/context/whatever first? HRm. #endif }else{ set_wm_hints(0); // XUndefineCursor(dpy,win); XUngrabPointer(dpy,CurrentTime); // XUngrabKeyboard(dpy,CurrentTime); #ifdef XFREE86_DGA //return to normal #endif } } inline void ogl_swap_buffers_internal(void){ glXSwapBuffers(dpy,win); } int ogl_init_window(int x, int y){ if (gl_initialized){ XResizeWindow(dpy,win,x,y); set_wm_hints(ogl_fullscreen); }else { glxcontext=glXCreateContext(dpy,visinfo,0,GL_TRUE); //create colormap swa.colormap=XCreateColormap(dpy,RootWindow(dpy,visinfo->screen),visinfo->visual,AllocNone); //create window swa.border_pixel=0; swa.event_mask=ExposureMask | StructureNotifyMask | KeyPressMask | KeyReleaseMask| ButtonPressMask | ButtonReleaseMask | PointerMotionMask; //win = XCreateWindow(dpy,RootWindow(dpy,visinfo->screen),0,0,x,y,0,visinfo->depth,InputOutput,visinfo->visual,CWBorderPixel|CWColormap|CWEventMask,&swa); win = XCreateWindow(dpy,RootWindow(dpy,visinfo->screen),0,0,x,y,0,visinfo->depth,InputOutput,visinfo->visual,CWColormap|CWEventMask,&swa); XStoreName(dpy,win,DESCENT_VERSION " " D1X_DATE); // XStoreName(dpy,win,"agry"); XMapWindow(dpy,win); glXMakeCurrent(dpy,win,glxcontext); set_wm_hints(ogl_fullscreen); gl_initialized=1; { XColor blankcolor; unsigned char *blankdata; int w,h; XQueryBestCursor(dpy,win,1,1,&w,&h); // mprintf((0,"bestcursor %ix%i\n",w,h)); blankdata=malloc(w*h/8); memset(blankdata,0,w*h/8); memset(&blankcolor,0,sizeof(XColor)); blankpixmap=XCreateBitmapFromData(dpy,win,blankdata,w,h); blankcursor=XCreatePixmapCursor(dpy,blankpixmap,blankpixmap,&blankcolor,&blankcolor,w,h); free(blankdata); // sleep(1); } if (ogl_fullscreen) ogl_do_fullscreen_internal(); // gr_do_fullscreen(ogl_fullscreen); } #ifdef GII_XWIN init_gii_xwin(dpy,win); #endif return 0; } void ogl_destroy_window(void){ if (gl_initialized){ glXDestroyContext(dpy,glxcontext); XDestroyWindow(dpy,win); XFreeColormap(dpy,swa.colormap); gl_initialized=0; } return; } void ogl_init(void){ dpy=XOpenDisplay(0); if(!dpy) Error("no display\n"); else if (glXQueryExtension(dpy,&glx_erbase,&glx_evbase)==False) Error("no glx\n"); else if (!(visinfo = glXChooseVisual(dpy,DefaultScreen(dpy),attribs))) Error("no visual\n"); } void ogl_close(void){ if (ogl_fullscreen){ ogl_fullscreen=0; ogl_do_fullscreen_internal(); } ogl_destroy_window(); if (blankcursor!=None){ XFreeCursor(dpy,blankcursor); XFreePixmap(dpy,blankpixmap); } XCloseDisplay(dpy); }