/* Copyright (C) 1996-1997 Id Software, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ // vid_x.c -- general x video driver #define _BSD #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "quakedef.h" #include "d_local.h" cvar_t _windowed_mouse = {"_windowed_mouse","0", true}; cvar_t m_filter = {"m_filter","0", true}; float old_windowed_mouse; qboolean mouse_avail; int mouse_buttons=3; int mouse_oldbuttonstate; int mouse_buttonstate; float mouse_x, mouse_y; float old_mouse_x, old_mouse_y; int p_mouse_x; int p_mouse_y; int ignorenext; int bits_per_pixel; typedef struct { int input; int output; } keymap_t; viddef_t vid; // global video state unsigned short d_8to16table[256]; int num_shades=32; int d_con_indirect = 0; int vid_buffersize; static qboolean doShm; static Display *x_disp; static Colormap x_cmap; static Window x_win; static GC x_gc; static Visual *x_vis; static XVisualInfo *x_visinfo; //static XImage *x_image; static int x_shmeventtype; //static XShmSegmentInfo x_shminfo; static qboolean oktodraw = false; int XShmQueryExtension(Display *); int XShmGetEventBase(Display *); int current_framebuffer; static XImage *x_framebuffer[2] = { 0, 0 }; static XShmSegmentInfo x_shminfo[2]; static int verbose=0; static byte current_palette[768]; static long X11_highhunkmark; static long X11_buffersize; int vid_surfcachesize; void *vid_surfcache; void (*vid_menudrawfn)(void); void (*vid_menukeyfn)(int key); void VID_MenuKey (int key); typedef unsigned short PIXEL16; typedef unsigned long PIXEL24; static PIXEL16 st2d_8to16table[256]; static PIXEL24 st2d_8to24table[256]; static int shiftmask_fl=0; static long r_shift,g_shift,b_shift; static unsigned long r_mask,g_mask,b_mask; void shiftmask_init() { unsigned int x; r_mask=x_vis->red_mask; g_mask=x_vis->green_mask; b_mask=x_vis->blue_mask; for(r_shift=-8,x=1;x0) { p=(r<<(r_shift))&r_mask; } else if(r_shift<0) { p=(r>>(-r_shift))&r_mask; } else p|=(r&r_mask); if(g_shift>0) { p|=(g<<(g_shift))&g_mask; } else if(g_shift<0) { p|=(g>>(-g_shift))&g_mask; } else p|=(g&g_mask); if(b_shift>0) { p|=(b<<(b_shift))&b_mask; } else if(b_shift<0) { p|=(b>>(-b_shift))&b_mask; } else p|=(b&b_mask); return p; } PIXEL24 xlib_rgb24(int r,int g,int b) { PIXEL24 p; if(shiftmask_fl==0) shiftmask_init(); p=0; if(r_shift>0) { p=(r<<(r_shift))&r_mask; } else if(r_shift<0) { p=(r>>(-r_shift))&r_mask; } else p|=(r&r_mask); if(g_shift>0) { p|=(g<<(g_shift))&g_mask; } else if(g_shift<0) { p|=(g>>(-g_shift))&g_mask; } else p|=(g&g_mask); if(b_shift>0) { p|=(b<<(b_shift))&b_mask; } else if(b_shift<0) { p|=(b>>(-b_shift))&b_mask; } else p|=(b&b_mask); return p; } void st2_fixup( XImage *framebuf, int x, int y, int width, int height) { int xi,yi; unsigned char *src; PIXEL16 *dest; register int count, n; if( (x<0)||(y<0) )return; for (yi = y; yi < (y+height); yi++) { src = &framebuf->data [yi * framebuf->bytes_per_line]; // Duff's Device count = width; n = (count + 7) / 8; dest = ((PIXEL16 *)src) + x+width - 1; src += x+width - 1; switch (count % 8) { case 0: do { *dest-- = st2d_8to16table[*src--]; case 7: *dest-- = st2d_8to16table[*src--]; case 6: *dest-- = st2d_8to16table[*src--]; case 5: *dest-- = st2d_8to16table[*src--]; case 4: *dest-- = st2d_8to16table[*src--]; case 3: *dest-- = st2d_8to16table[*src--]; case 2: *dest-- = st2d_8to16table[*src--]; case 1: *dest-- = st2d_8to16table[*src--]; } while (--n > 0); } // for(xi = (x+width-1); xi >= x; xi--) { // dest[xi] = st2d_8to16table[src[xi]]; // } } } void st3_fixup( XImage *framebuf, int x, int y, int width, int height) { int xi,yi; unsigned char *src; PIXEL24 *dest; register int count, n; if( (x<0)||(y<0) )return; for (yi = y; yi < (y+height); yi++) { src = &framebuf->data [yi * framebuf->bytes_per_line]; // Duff's Device count = width; n = (count + 7) / 8; dest = ((PIXEL24 *)src) + x+width - 1; src += x+width - 1; switch (count % 8) { case 0: do { *dest-- = st2d_8to24table[*src--]; case 7: *dest-- = st2d_8to24table[*src--]; case 6: *dest-- = st2d_8to24table[*src--]; case 5: *dest-- = st2d_8to24table[*src--]; case 4: *dest-- = st2d_8to24table[*src--]; case 3: *dest-- = st2d_8to24table[*src--]; case 2: *dest-- = st2d_8to24table[*src--]; case 1: *dest-- = st2d_8to24table[*src--]; } while (--n > 0); } // for(xi = (x+width-1); xi >= x; xi--) { // dest[xi] = st2d_8to16table[src[xi]]; // } } } // ======================================================================== // Tragic death handler // ======================================================================== void TragicDeath(int signal_num) { XAutoRepeatOn(x_disp); XCloseDisplay(x_disp); Sys_Error("This death brought to you by the number %d\n", signal_num); } // ======================================================================== // makes a null cursor // ======================================================================== static Cursor CreateNullCursor(Display *display, Window root) { Pixmap cursormask; XGCValues xgc; GC gc; XColor dummycolour; Cursor cursor; cursormask = XCreatePixmap(display, root, 1, 1, 1/*depth*/); xgc.function = GXclear; gc = XCreateGC(display, cursormask, GCFunction, &xgc); XFillRectangle(display, cursormask, gc, 0, 0, 1, 1); dummycolour.pixel = 0; dummycolour.red = 0; dummycolour.flags = 04; cursor = XCreatePixmapCursor(display, cursormask, cursormask, &dummycolour,&dummycolour, 0,0); XFreePixmap(display,cursormask); XFreeGC(display,gc); return cursor; } void ResetFrameBuffer(void) { int mem; int pwidth; if (x_framebuffer[0]) { free(x_framebuffer[0]->data); free(x_framebuffer[0]); } if (d_pzbuffer) { D_FlushCaches (); Hunk_FreeToHighMark (X11_highhunkmark); d_pzbuffer = NULL; } X11_highhunkmark = Hunk_HighMark (); // alloc an extra line in case we want to wrap, and allocate the z-buffer X11_buffersize = vid.width * vid.height * sizeof (*d_pzbuffer); vid_surfcachesize = D_SurfaceCacheForRes (vid.width, vid.height); X11_buffersize += vid_surfcachesize; d_pzbuffer = Hunk_HighAllocName (X11_buffersize, "video"); if (d_pzbuffer == NULL) Sys_Error ("Not enough memory for video mode\n"); vid_surfcache = (byte *) d_pzbuffer + vid.width * vid.height * sizeof (*d_pzbuffer); D_InitCaches(vid_surfcache, vid_surfcachesize); pwidth = x_visinfo->depth / 8; if (pwidth == 3) pwidth = 4; mem = ((vid.width*pwidth+7)&~7) * vid.height; x_framebuffer[0] = XCreateImage( x_disp, x_vis, x_visinfo->depth, ZPixmap, 0, malloc(mem), vid.width, vid.height, 32, 0); if (!x_framebuffer[0]) Sys_Error("VID: XCreateImage failed\n"); vid.buffer = (byte*) (x_framebuffer[0]); vid.conbuffer = vid.buffer; } void ResetSharedFrameBuffers(void) { int size; int key; int minsize = getpagesize(); int frm; if (d_pzbuffer) { D_FlushCaches (); Hunk_FreeToHighMark (X11_highhunkmark); d_pzbuffer = NULL; } X11_highhunkmark = Hunk_HighMark (); // alloc an extra line in case we want to wrap, and allocate the z-buffer X11_buffersize = vid.width * vid.height * sizeof (*d_pzbuffer); vid_surfcachesize = D_SurfaceCacheForRes (vid.width, vid.height); X11_buffersize += vid_surfcachesize; d_pzbuffer = Hunk_HighAllocName (X11_buffersize, "video"); if (d_pzbuffer == NULL) Sys_Error ("Not enough memory for video mode\n"); vid_surfcache = (byte *) d_pzbuffer + vid.width * vid.height * sizeof (*d_pzbuffer); D_InitCaches(vid_surfcache, vid_surfcachesize); for (frm=0 ; frm<2 ; frm++) { // free up old frame buffer memory if (x_framebuffer[frm]) { XShmDetach(x_disp, &x_shminfo[frm]); free(x_framebuffer[frm]); shmdt(x_shminfo[frm].shmaddr); } // create the image x_framebuffer[frm] = XShmCreateImage( x_disp, x_vis, x_visinfo->depth, ZPixmap, 0, &x_shminfo[frm], vid.width, vid.height ); // grab shared memory size = x_framebuffer[frm]->bytes_per_line * x_framebuffer[frm]->height; if (size < minsize) Sys_Error("VID: Window must use at least %d bytes\n", minsize); key = random(); x_shminfo[frm].shmid = shmget((key_t)key, size, IPC_CREAT|0777); if (x_shminfo[frm].shmid==-1) Sys_Error("VID: Could not get any shared memory\n"); // attach to the shared memory segment x_shminfo[frm].shmaddr = (void *) shmat(x_shminfo[frm].shmid, 0, 0); printf("VID: shared memory id=%d, addr=0x%lx\n", x_shminfo[frm].shmid, (long) x_shminfo[frm].shmaddr); x_framebuffer[frm]->data = x_shminfo[frm].shmaddr; // get the X server to attach to it if (!XShmAttach(x_disp, &x_shminfo[frm])) Sys_Error("VID: XShmAttach() failed\n"); XSync(x_disp, 0); shmctl(x_shminfo[frm].shmid, IPC_RMID, 0); } } // Called at startup to set up translation tables, takes 256 8 bit RGB values // the palette data will go away after the call, so it must be copied off if // the video driver will need it again void VID_Init (unsigned char *palette) { int pnum, i; XVisualInfo template; int num_visuals; int template_mask; ignorenext=0; vid.width = 320; vid.height = 200; vid.maxwarpwidth = WARP_WIDTH; vid.maxwarpheight = WARP_HEIGHT; vid.numpages = 2; vid.colormap = host_colormap; // vid.cbits = VID_CBITS; // vid.grades = VID_GRADES; vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048)); srandom(getpid()); verbose=COM_CheckParm("-verbose"); // open the display x_disp = XOpenDisplay(0); if (!x_disp) { if (getenv("DISPLAY")) Sys_Error("VID: Could not open display [%s]\n", getenv("DISPLAY")); else Sys_Error("VID: Could not open local display\n"); } // catch signals so i can turn on auto-repeat { struct sigaction sa; sigaction(SIGINT, 0, &sa); sa.sa_handler = TragicDeath; sigaction(SIGINT, &sa, 0); sigaction(SIGTERM, &sa, 0); } XAutoRepeatOff(x_disp); // for debugging only XSynchronize(x_disp, True); // check for command-line window size if ((pnum=COM_CheckParm("-winsize"))) { if (pnum >= com_argc-2) Sys_Error("VID: -winsize \n"); vid.width = Q_atoi(com_argv[pnum+1]); vid.height = Q_atoi(com_argv[pnum+2]); if (!vid.width || !vid.height) Sys_Error("VID: Bad window width/height\n"); } if ((pnum=COM_CheckParm("-width"))) { if (pnum >= com_argc-1) Sys_Error("VID: -width \n"); vid.width = Q_atoi(com_argv[pnum+1]); if (!vid.width) Sys_Error("VID: Bad window width\n"); } if ((pnum=COM_CheckParm("-height"))) { if (pnum >= com_argc-1) Sys_Error("VID: -height \n"); vid.height = Q_atoi(com_argv[pnum+1]); if (!vid.height) Sys_Error("VID: Bad window height\n"); } template_mask = 0; // specify a visual id if ((pnum=COM_CheckParm("-visualid"))) { if (pnum >= com_argc-1) Sys_Error("VID: -visualid \n"); template.visualid = Q_atoi(com_argv[pnum+1]); template_mask = VisualIDMask; } // If not specified, use default visual else { int screen; screen = XDefaultScreen(x_disp); template.visualid = XVisualIDFromVisual(XDefaultVisual(x_disp, screen)); template_mask = VisualIDMask; } // pick a visual- warn if more than one was available x_visinfo = XGetVisualInfo(x_disp, template_mask, &template, &num_visuals); if (num_visuals > 1) { printf("Found more than one visual id at depth %d:\n", template.depth); for (i=0 ; ivisualid)); printf(" screen %d\n", x_visinfo->screen); printf(" red_mask 0x%x\n", (int)(x_visinfo->red_mask)); printf(" green_mask 0x%x\n", (int)(x_visinfo->green_mask)); printf(" blue_mask 0x%x\n", (int)(x_visinfo->blue_mask)); printf(" colormap_size %d\n", x_visinfo->colormap_size); printf(" bits_per_rgb %d\n", x_visinfo->bits_per_rgb); } x_vis = x_visinfo->visual; // setup attributes for main window { int attribmask = CWEventMask | CWColormap | CWBorderPixel; XSetWindowAttributes attribs; Colormap tmpcmap; tmpcmap = XCreateColormap(x_disp, XRootWindow(x_disp, x_visinfo->screen), x_vis, AllocNone); attribs.event_mask = StructureNotifyMask | KeyPressMask | KeyReleaseMask | ExposureMask | PointerMotionMask | ButtonPressMask | ButtonReleaseMask; attribs.border_pixel = 0; attribs.colormap = tmpcmap; // create the main window x_win = XCreateWindow( x_disp, XRootWindow(x_disp, x_visinfo->screen), 0, 0, // x, y vid.width, vid.height, 0, // borderwidth x_visinfo->depth, InputOutput, x_vis, attribmask, &attribs ); XStoreName( x_disp,x_win,"xquake"); if (x_visinfo->class != TrueColor) XFreeColormap(x_disp, tmpcmap); } if (x_visinfo->depth == 8) { // create and upload the palette if (x_visinfo->class == PseudoColor) { x_cmap = XCreateColormap(x_disp, x_win, x_vis, AllocAll); VID_SetPalette(palette); XSetWindowColormap(x_disp, x_win, x_cmap); } } // inviso cursor XDefineCursor(x_disp, x_win, CreateNullCursor(x_disp, x_win)); // create the GC { XGCValues xgcvalues; int valuemask = GCGraphicsExposures; xgcvalues.graphics_exposures = False; x_gc = XCreateGC(x_disp, x_win, valuemask, &xgcvalues ); } // map the window XMapWindow(x_disp, x_win); // wait for first exposure event { XEvent event; do { XNextEvent(x_disp, &event); if (event.type == Expose && !event.xexpose.count) oktodraw = true; } while (!oktodraw); } // now safe to draw // even if MITSHM is available, make sure it's a local connection if (XShmQueryExtension(x_disp)) { char *displayname; doShm = true; displayname = (char *) getenv("DISPLAY"); if (displayname) { char *d = displayname; while (*d && (*d != ':')) d++; if (*d) *d = 0; if (!(!strcasecmp(displayname, "unix") || !*displayname)) doShm = false; } } if (doShm) { x_shmeventtype = XShmGetEventBase(x_disp) + ShmCompletion; ResetSharedFrameBuffers(); } else ResetFrameBuffer(); current_framebuffer = 0; vid.rowbytes = x_framebuffer[0]->bytes_per_line; vid.buffer = x_framebuffer[0]->data; vid.direct = 0; vid.conbuffer = x_framebuffer[0]->data; vid.conrowbytes = vid.rowbytes; vid.conwidth = vid.width; vid.conheight = vid.height; vid.aspect = ((float)vid.height / (float)vid.width) * (320.0 / 240.0); // XSynchronize(x_disp, False); } void VID_ShiftPalette(unsigned char *p) { VID_SetPalette(p); } void VID_SetPalette(unsigned char *palette) { int i; XColor colors[256]; for(i=0;i<256;i++) { st2d_8to16table[i]= xlib_rgb16(palette[i*3], palette[i*3+1],palette[i*3+2]); st2d_8to24table[i]= xlib_rgb24(palette[i*3], palette[i*3+1],palette[i*3+2]); } if (x_visinfo->class == PseudoColor && x_visinfo->depth == 8) { if (palette != current_palette) memcpy(current_palette, palette, 768); for (i=0 ; i<256 ; i++) { colors[i].pixel = i; colors[i].flags = DoRed|DoGreen|DoBlue; colors[i].red = palette[i*3] * 257; colors[i].green = palette[i*3+1] * 257; colors[i].blue = palette[i*3+2] * 257; } XStoreColors(x_disp, x_cmap, colors, 256); } } // Called at shutdown void VID_Shutdown (void) { Con_Printf("VID_Shutdown\n"); XAutoRepeatOn(x_disp); XCloseDisplay(x_disp); } int XLateKey(XKeyEvent *ev) { int key; char buf[64]; KeySym keysym; key = 0; XLookupString(ev, buf, sizeof buf, &keysym, 0); switch(keysym) { case XK_KP_Page_Up: case XK_Page_Up: key = K_PGUP; break; case XK_KP_Page_Down: case XK_Page_Down: key = K_PGDN; break; case XK_KP_Home: case XK_Home: key = K_HOME; break; case XK_KP_End: case XK_End: key = K_END; break; case XK_KP_Left: case XK_Left: key = K_LEFTARROW; break; case XK_KP_Right: case XK_Right: key = K_RIGHTARROW; break; case XK_KP_Down: case XK_Down: key = K_DOWNARROW; break; case XK_KP_Up: case XK_Up: key = K_UPARROW; break; case XK_Escape: key = K_ESCAPE; break; case XK_KP_Enter: case XK_Return: key = K_ENTER; break; case XK_Tab: key = K_TAB; break; case XK_F1: key = K_F1; break; case XK_F2: key = K_F2; break; case XK_F3: key = K_F3; break; case XK_F4: key = K_F4; break; case XK_F5: key = K_F5; break; case XK_F6: key = K_F6; break; case XK_F7: key = K_F7; break; case XK_F8: key = K_F8; break; case XK_F9: key = K_F9; break; case XK_F10: key = K_F10; break; case XK_F11: key = K_F11; break; case XK_F12: key = K_F12; break; case XK_BackSpace: key = K_BACKSPACE; break; case XK_KP_Delete: case XK_Delete: key = K_DEL; break; case XK_Pause: key = K_PAUSE; break; case XK_Shift_L: case XK_Shift_R: key = K_SHIFT; break; case XK_Execute: case XK_Control_L: case XK_Control_R: key = K_CTRL; break; case XK_Alt_L: case XK_Meta_L: case XK_Alt_R: case XK_Meta_R: key = K_ALT; break; case XK_KP_Begin: key = K_AUX30; break; case XK_Insert: case XK_KP_Insert: key = K_INS; break; case XK_KP_Multiply: key = '*'; break; case XK_KP_Add: key = '+'; break; case XK_KP_Subtract: key = '-'; break; case XK_KP_Divide: key = '/'; break; #if 0 case 0x021: key = '1';break;/* [!] */ case 0x040: key = '2';break;/* [@] */ case 0x023: key = '3';break;/* [#] */ case 0x024: key = '4';break;/* [$] */ case 0x025: key = '5';break;/* [%] */ case 0x05e: key = '6';break;/* [^] */ case 0x026: key = '7';break;/* [&] */ case 0x02a: key = '8';break;/* [*] */ case 0x028: key = '9';;break;/* [(] */ case 0x029: key = '0';break;/* [)] */ case 0x05f: key = '-';break;/* [_] */ case 0x02b: key = '=';break;/* [+] */ case 0x07c: key = '\'';break;/* [|] */ case 0x07d: key = '[';break;/* [}] */ case 0x07b: key = ']';break;/* [{] */ case 0x022: key = '\'';break;/* ["] */ case 0x03a: key = ';';break;/* [:] */ case 0x03f: key = '/';break;/* [?] */ case 0x03e: key = '.';break;/* [>] */ case 0x03c: key = ',';break;/* [<] */ #endif default: key = *(unsigned char*)buf; if (key >= 'A' && key <= 'Z') key = key - 'A' + 'a'; // fprintf(stdout, "case 0x0%x: key = ___;break;/* [%c] */\n", keysym); break; } return key; } struct { int key; int down; } keyq[64]; int keyq_head=0; int keyq_tail=0; int config_notify=0; int config_notify_width; int config_notify_height; void GetEvent(void) { XEvent x_event; int b; XNextEvent(x_disp, &x_event); switch(x_event.type) { case KeyPress: keyq[keyq_head].key = XLateKey(&x_event.xkey); keyq[keyq_head].down = true; keyq_head = (keyq_head + 1) & 63; break; case KeyRelease: keyq[keyq_head].key = XLateKey(&x_event.xkey); keyq[keyq_head].down = false; keyq_head = (keyq_head + 1) & 63; break; case MotionNotify: if (_windowed_mouse.value) { mouse_x = (float) ((int)x_event.xmotion.x - (int)(vid.width/2)); mouse_y = (float) ((int)x_event.xmotion.y - (int)(vid.height/2)); //printf("m: x=%d,y=%d, mx=%3.2f,my=%3.2f\n", // x_event.xmotion.x, x_event.xmotion.y, mouse_x, mouse_y); /* move the mouse to the window center again */ XSelectInput(x_disp,x_win,StructureNotifyMask|KeyPressMask |KeyReleaseMask|ExposureMask |ButtonPressMask |ButtonReleaseMask); XWarpPointer(x_disp,None,x_win,0,0,0,0, (vid.width/2),(vid.height/2)); XSelectInput(x_disp,x_win,StructureNotifyMask|KeyPressMask |KeyReleaseMask|ExposureMask |PointerMotionMask|ButtonPressMask |ButtonReleaseMask); } else { mouse_x = (float) (x_event.xmotion.x-p_mouse_x); mouse_y = (float) (x_event.xmotion.y-p_mouse_y); p_mouse_x=x_event.xmotion.x; p_mouse_y=x_event.xmotion.y; } break; case ButtonPress: b=-1; if (x_event.xbutton.button == 1) b = 0; else if (x_event.xbutton.button == 2) b = 2; else if (x_event.xbutton.button == 3) b = 1; if (b>=0) mouse_buttonstate |= 1<=0) mouse_buttonstate &= ~(1<bytes_per_line; vid.buffer = x_framebuffer[current_framebuffer]->data; vid.conbuffer = vid.buffer; vid.conwidth = vid.width; vid.conheight = vid.height; vid.conrowbytes = vid.rowbytes; vid.recalc_refdef = 1; // force a surface cache flush Con_CheckResize(); Con_Clear_f(); return; } // force full update if not 8bit if (x_visinfo->depth != 8) { extern int scr_fullupdate; scr_fullupdate = 0; } if (doShm) { while (rects) { if (x_visinfo->depth == 16) st2_fixup( x_framebuffer[current_framebuffer], rects->x, rects->y, rects->width, rects->height); else if (x_visinfo->depth == 24) st3_fixup( x_framebuffer[current_framebuffer], rects->x, rects->y, rects->width, rects->height); if (!XShmPutImage(x_disp, x_win, x_gc, x_framebuffer[current_framebuffer], rects->x, rects->y, rects->x, rects->y, rects->width, rects->height, True)) Sys_Error("VID_Update: XShmPutImage failed\n"); oktodraw = false; while (!oktodraw) GetEvent(); rects = rects->pnext; } current_framebuffer = !current_framebuffer; vid.buffer = x_framebuffer[current_framebuffer]->data; vid.conbuffer = vid.buffer; XSync(x_disp, False); } else { while (rects) { if (x_visinfo->depth == 16) st2_fixup( x_framebuffer[current_framebuffer], rects->x, rects->y, rects->width, rects->height); else if (x_visinfo->depth == 24) st3_fixup( x_framebuffer[current_framebuffer], rects->x, rects->y, rects->width, rects->height); XPutImage(x_disp, x_win, x_gc, x_framebuffer[0], rects->x, rects->y, rects->x, rects->y, rects->width, rects->height); rects = rects->pnext; } XSync(x_disp, False); } } static int dither; void VID_DitherOn(void) { if (dither == 0) { vid.recalc_refdef = 1; dither = 1; } } void VID_DitherOff(void) { if (dither) { vid.recalc_refdef = 1; dither = 0; } } int Sys_OpenWindow(void) { return 0; } void Sys_EraseWindow(int window) { } void Sys_DrawCircle(int window, int x, int y, int r) { } void Sys_DisplayWindow(int window) { } void Sys_SendKeyEvents(void) { // get events from x server if (x_disp) { while (XPending(x_disp)) GetEvent(); while (keyq_head != keyq_tail) { Key_Event(keyq[keyq_tail].key, keyq[keyq_tail].down); keyq_tail = (keyq_tail + 1) & 63; } } } #if 0 char *Sys_ConsoleInput (void) { static char text[256]; int len; fd_set readfds; int ready; struct timeval timeout; timeout.tv_sec = 0; timeout.tv_usec = 0; FD_ZERO(&readfds); FD_SET(0, &readfds); ready = select(1, &readfds, 0, 0, &timeout); if (ready>0) { len = read (0, text, sizeof(text)); if (len >= 1) { text[len-1] = 0; // rip off the /n and terminate return text; } } return 0; } #endif void D_BeginDirectRect (int x, int y, byte *pbitmap, int width, int height) { // direct drawing of the "accessing disk" icon isn't supported under Linux } void D_EndDirectRect (int x, int y, int width, int height) { // direct drawing of the "accessing disk" icon isn't supported under Linux } void IN_Init (void) { Cvar_RegisterVariable (&_windowed_mouse); Cvar_RegisterVariable (&m_filter); if ( COM_CheckParm ("-nomouse") ) return; mouse_x = mouse_y = 0.0; mouse_avail = 1; } void IN_Shutdown (void) { mouse_avail = 0; } void IN_Commands (void) { int i; if (!mouse_avail) return; for (i=0 ; isidemove += m_side.value * mouse_x; else cl.viewangles[YAW] -= m_yaw.value * mouse_x; if (in_mlook.state & 1) V_StopPitchDrift (); if ( (in_mlook.state & 1) && !(in_strafe.state & 1)) { cl.viewangles[PITCH] += m_pitch.value * mouse_y; if (cl.viewangles[PITCH] > 80) cl.viewangles[PITCH] = 80; if (cl.viewangles[PITCH] < -70) cl.viewangles[PITCH] = -70; } else { if ((in_strafe.state & 1) && noclip_anglehack) cmd->upmove -= m_forward.value * mouse_y; else cmd->forwardmove -= m_forward.value * mouse_y; } mouse_x = mouse_y = 0.0; }