| /*
|
| 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 <ctype.h> |
| #include <sys/time.h> |
| #include <sys/types.h> |
| #include <unistd.h> |
| #include <signal.h> |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <sys/ipc.h> |
| #include <sys/shm.h> |
| #include <X11/Xlib.h> |
| #include <X11/Xutil.h> |
| #include <X11/Xatom.h> |
| #include <X11/keysym.h> |
| #include <X11/extensions/XShm.h> |
| |
| #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;x<r_mask;x=x<<1)r_shift++; |
| for(g_shift=-8,x=1;x<g_mask;x=x<<1)g_shift++; |
| for(b_shift=-8,x=1;x<b_mask;x=x<<1)b_shift++; |
| shiftmask_fl=1; |
| } |
| |
| PIXEL16 xlib_rgb16(int r,int g,int b) |
| { |
| PIXEL16 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; |
| } |
| |
| 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 <width> <height>\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 <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 <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 <id#>\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 ; i<num_visuals ; i++) |
| printf(" -visualid %d\n", (int)(x_visinfo[i].visualid)); |
| } |
| else if (num_visuals == 0) |
| { |
| if (template_mask == VisualIDMask) |
| Sys_Error("VID: Bad visual id %d\n", template.visualid); |
| else |
| Sys_Error("VID: No visuals at depth %d\n", template.depth); |
| } |
| |
| if (verbose) |
| { |
| printf("Using visualid %d:\n", (int)(x_visinfo->visualid)); |
| 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<<b; |
| break; |
| |
| case ButtonRelease: |
| 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<<b); |
| break; |
| |
| case ConfigureNotify: |
| //printf("config notify\n"); |
| config_notify_width = x_event.xconfigure.width; |
| config_notify_height = x_event.xconfigure.height; |
| config_notify = 1; |
| break; |
| |
| default: |
| if (doShm && x_event.type == x_shmeventtype) |
| oktodraw = true; |
| } |
| |
| if (old_windowed_mouse != _windowed_mouse.value) { |
| old_windowed_mouse = _windowed_mouse.value; |
| |
| if (!_windowed_mouse.value) { |
| /* ungrab the pointer */ |
| XUngrabPointer(x_disp,CurrentTime); |
| } else { |
| /* grab the pointer */ |
| XGrabPointer(x_disp,x_win,True,0,GrabModeAsync, |
| GrabModeAsync,x_win,None,CurrentTime); |
| } |
| } |
| } |
| |
| // flushes the given rectangles from the view buffer to the screen |
| |
| void VID_Update (vrect_t *rects) |
| { |
| vrect_t full; |
| |
| // if the window changes dimension, skip this frame |
| |
| if (config_notify) |
| { |
| fprintf(stderr, "config notify\n"); |
| config_notify = 0; |
| vid.width = config_notify_width & ~7; |
| vid.height = config_notify_height; |
| if (doShm) |
| ResetSharedFrameBuffers(); |
| else |
| ResetFrameBuffer(); |
| vid.rowbytes = x_framebuffer[0]->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 ; i<mouse_buttons ; i++) { |
| if ( (mouse_buttonstate & (1<<i)) && !(mouse_oldbuttonstate & (1<<i)) ) |
| Key_Event (K_MOUSE1 + i, true); |
| |
| if ( !(mouse_buttonstate & (1<<i)) && (mouse_oldbuttonstate & (1<<i)) ) |
| Key_Event (K_MOUSE1 + i, false); |
| } |
| mouse_oldbuttonstate = mouse_buttonstate; |
| } |
| |
| void IN_Move (usercmd_t *cmd) |
| { |
| if (!mouse_avail) |
| return; |
| |
| if (m_filter.value) { |
| mouse_x = (mouse_x + old_mouse_x) * 0.5; |
| mouse_y = (mouse_y + old_mouse_y) * 0.5; |
| } |
| |
| old_mouse_x = mouse_x; |
| old_mouse_y = mouse_y; |
| |
| mouse_x *= sensitivity.value; |
| mouse_y *= sensitivity.value; |
| |
| if ( (in_strafe.state & 1) || (lookstrafe.value && (in_mlook.state & 1) )) |
| cmd->sidemove += 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; |
| } |