| 0,0 → 1,1257 |
|---|
| /* |
| 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 <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 m_filter = {"m_filter","0", true}; |
| |
| 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; |
| qboolean mouse_grabbed = false; // we grab it when console is up |
| |
| int VGA_width, VGA_height, VGA_rowbytes, VGA_bufferrowbytes, VGA_planar; |
| byte *VGA_pagebase; |
| |
| // The following X property format is defined in Motif 1.1's |
| // Xm/MwmUtils.h, but QUAKE should not depend on that header |
| // file. Note: Motif 1.2 expanded this structure with |
| // uninteresting fields (to QUAKE) so just stick with the |
| // smaller Motif 1.1 structure. |
| |
| #define MWM_HINTS_DECORATIONS 2 |
| typedef struct |
| { |
| long flags; |
| long functions; |
| long decorations; |
| long input_mode; |
| } MotifWmHints; |
| |
| #define MAX_COLUMN_SIZE 11 |
| |
| #define MAX_MODEDESCS (MAX_COLUMN_SIZE*3) |
| |
| typedef struct |
| { |
| int modenum; |
| int iscur; |
| char desc[256]; |
| } modedesc_t; |
| |
| extern void M_Menu_Options_f (void); |
| extern void M_Print (int cx, int cy, char *str); |
| extern void M_PrintWhite (int cx, int cy, char *str); |
| extern void M_DrawCharacter (int cx, int line, int num); |
| extern void M_DrawTransPic (int x, int y, qpic_t *pic); |
| extern void M_DrawPic (int x, int y, qpic_t *pic); |
| |
| extern int sb_updates; |
| extern int x_root, y_root; // root window relative mouse coords |
| |
| 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; |
| |
| #define STD_EVENT_MASK \ |
| ( KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | \ |
| PointerMotionMask | EnterWindowMask | LeaveWindowMask | VisibilityChangeMask | \ |
| ExposureMask | StructureNotifyMask ) |
| |
| qboolean x_fullscreen = true; |
| Display *x_disp = NULL; |
| int x_screen, x_screen_width, x_screen_height; |
| int x_center_width, x_center_height; |
| int x_std_event_mask = STD_EVENT_MASK; |
| Window x_win, x_root_win; |
| qboolean mouse_in_window = false; |
| int global_dx, global_dy; |
| |
| static qboolean doShm; |
| static Colormap x_cmap; |
| static GC x_gc; |
| static Visual *x_vis; |
| static XVisualInfo *x_visinfo; |
| static Atom aHints = 0; |
| static Atom aWMDelete = 0; |
| |
| 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=1; |
| |
| static byte current_palette[768]; |
| |
| 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]]; |
| // } |
| } |
| } |
| |
| /* |
| ================ |
| D_BeginDirectRect |
| ================ |
| */ |
| void D_BeginDirectRect (int x, int y, byte *pbitmap, int width, int height) |
| { |
| // direct drawing of the "accessing disk" icon isn't supported under Nextstep |
| } |
| |
| |
| /* |
| ================ |
| D_EndDirectRect |
| ================ |
| */ |
| void D_EndDirectRect (int x, int y, int width, int height) |
| { |
| // direct drawing of the "accessing disk" icon isn't supported under Nextstep |
| } |
| |
| |
| /* |
| ================= |
| VID_Gamma_f |
| |
| Keybinding command |
| ================= |
| */ |
| |
| byte vid_gamma[256]; |
| |
| void VID_Gamma_f (void) |
| { |
| |
| float g, f, inf; |
| int i; |
| |
| if (Cmd_Argc () == 2) |
| { |
| g = Q_atof (Cmd_Argv(1)); |
| |
| for (i=0 ; i<255 ; i++) |
| { |
| f = pow ((i+1)/256.0, g); |
| inf = f*255 + 0.5; |
| if (inf < 0) |
| inf = 0; |
| if (inf > 255) |
| inf = 255; |
| vid_gamma[i] = inf; |
| } |
| |
| VID_SetPalette (current_palette); |
| |
| vid.recalc_refdef = 1; // force a surface cache flush |
| } |
| |
| } |
| |
| // ======================================================================== |
| // Tragic death handler |
| // ======================================================================== |
| |
| void TragicDeath(int signal_num) |
| { |
| //XAutoRepeatOn(x_disp); |
| VID_Shutdown(); |
| 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]) |
| { |
| Z_Free(x_framebuffer[0]->data); |
| // Z_Free(d_pzbuffer); |
| free(x_framebuffer[0]); |
| } |
| |
| pwidth = x_visinfo->depth / 8; |
| if (pwidth == 3) pwidth = 4; |
| mem = ((vid.width*pwidth+3)&~3) * vid.height; |
| |
| // d_pzbuffer = (unsigned short *) Z_Malloc(vid.width*vid.height* |
| // sizeof(*d_pzbuffer)); |
| d_pzbuffer = (short *) Hunk_HighAllocName(vid.width*vid.height* |
| sizeof(*d_pzbuffer), "zbuff"); |
| |
| x_framebuffer[0] = XCreateImage( x_disp, |
| x_vis, |
| x_visinfo->depth, |
| ZPixmap, |
| 0, |
| Z_Malloc(mem), |
| vid.width, vid.height, |
| 32, |
| 0); |
| |
| if (!x_framebuffer[0]) |
| Sys_Error("VID: XCreateImage failed\n"); |
| |
| } |
| |
| void ResetSharedFrameBuffers(void) |
| { |
| |
| int size; |
| int key; |
| int minsize = getpagesize(); |
| int frm; |
| |
| // if (d_pzbuffer) |
| // Z_Free(d_pzbuffer); |
| d_pzbuffer = Hunk_HighAllocName(vid.width*vid.height*sizeof(*d_pzbuffer),"zbuff"); |
| |
| 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%x\n", x_shminfo[frm].shmid, |
| (int) 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); |
| |
| } |
| |
| } |
| |
| void VID_MenuDraw( void ) |
| { |
| qpic_t *p; |
| char *ptr; |
| int i, j, column, row, dup; |
| char temp[100]; |
| |
| p = Draw_CachePic ("gfx/vidmodes.lmp"); |
| M_DrawPic ( (320-p->width)/2, 4, p); |
| M_Print (4*8, 36 + MAX_COLUMN_SIZE * 8 + 8, "Video mode switching unavailable"); |
| M_Print (9*8, 36 + MAX_COLUMN_SIZE * 8 + 8*6, "Press any key..."); |
| } |
| |
| void VID_MenuKey( int key ) { M_Menu_Options_f (); } |
| |
| // 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 |
| |
| byte surfcache[1024*1024]; |
| |
| // |
| // VID_SetWindowTitle - set the window and icon titles |
| // |
| |
| void VID_SetWindowTitle( Window win, char *pszName ) |
| { |
| XTextProperty textprop; |
| XWMHints *wmHints; |
| |
| // Setup ICCCM properties |
| textprop.value = (unsigned char *)pszName; |
| textprop.encoding = XA_STRING; |
| textprop.format = 8; |
| textprop.nitems = strlen(pszName); |
| wmHints = XAllocWMHints(); |
| wmHints->initial_state = NormalState; |
| wmHints->flags = StateHint; |
| XSetWMProperties( x_disp, win, &textprop, &textprop, |
| // Only put WM_COMMAND property on first window. |
| com_argv, com_argc, NULL, NULL, NULL ); |
| XFree( wmHints ); |
| |
| aWMDelete = XInternAtom( x_disp, "WM_DELETE_WINDOW", False ); |
| XSetWMProtocols( x_disp, win, &aWMDelete, 1 ); |
| } |
| |
| // |
| // VID_FullScreen - open the window in full screen mode |
| // |
| |
| qboolean VID_FullScreen( Window win ) |
| { |
| MotifWmHints hints; |
| XWindowChanges changes; |
| |
| aHints = XInternAtom( x_disp, "_MOTIF_WM_HINTS", 0 ); |
| if (aHints == None) |
| { |
| Con_Printf( "Could not intern X atom for _MOTIF_WM_HINTS." ); |
| return( false ); |
| } |
| |
| hints.flags = MWM_HINTS_DECORATIONS; |
| hints.decorations = 0; // Absolutely no decorations. |
| XChangeProperty( x_disp, win, aHints, aHints, 32, PropModeReplace, (unsigned char *)&hints, 4 ); |
| |
| changes.x = 0; |
| changes.y = 0; |
| changes.width = x_screen_width; |
| changes.height = x_screen_height; |
| changes.stack_mode = TopIf; |
| XConfigureWindow( x_disp, win, CWX | CWY | CWWidth | CWHeight | CWStackMode, &changes); |
| return( true ); |
| } |
| |
| void VID_Init (unsigned char *palette) |
| { |
| |
| int pnum, i; |
| XVisualInfo template; |
| int num_visuals; |
| int template_mask; |
| |
| Cmd_AddCommand ("gamma", VID_Gamma_f); |
| for (i=0 ; i<256 ; i++) |
| vid_gamma[i] = i; |
| |
| vid.width = 320; |
| vid.height = 200; |
| vid.aspect = 1.0; |
| vid.numpages = 2; |
| vid.colormap = host_colormap; |
| vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048)); |
| //vid.cbits = VID_CBITS; |
| //vid.grades = VID_GRADES; |
| |
| 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"); |
| } |
| |
| x_screen = XDefaultScreen( x_disp ); |
| x_screen_width = WidthOfScreen( ScreenOfDisplay( x_disp, x_screen ) ); |
| x_screen_height = HeightOfScreen( ScreenOfDisplay( x_disp, x_screen ) ); |
| |
| x_center_width = x_screen_width/2; |
| |
| x_center_height = x_screen_height/2; |
| |
| Con_Printf( "Using screen %d: %dx%d\n", x_screen, x_screen_width, x_screen_height ); |
| |
| x_root_win = XRootWindow( x_disp, x_screen ); |
| |
| // catch signals so i can turn on auto-repeat |
| // we never run full-screen, so no auto-repeat nukage |
| if (0) |
| { |
| 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"); |
| } |
| |
| 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(" class %d\n", x_visinfo->class); |
| printf(" screen %d\n", x_visinfo->screen); |
| printf(" depth %d\n", x_visinfo->depth); |
| 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 = x_std_event_mask; |
| 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 ); |
| |
| 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); |
| } |
| |
| } |
| |
| VID_SetWindowTitle( x_win, "Quake" ); |
| |
| // 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.conbuffer = x_framebuffer[0]->data; |
| vid.conrowbytes = vid.rowbytes; |
| vid.conwidth = vid.width; |
| vid.conheight = vid.height; |
| |
| vid.maxwarpwidth = WARP_WIDTH; |
| vid.maxwarpheight = WARP_HEIGHT; |
| |
| D_InitCaches (surfcache, sizeof(surfcache)); |
| |
| // XSynchronize(x_disp, False); |
| |
| vid_menudrawfn = VID_MenuDraw; |
| vid_menukeyfn = VID_MenuKey; |
| |
| } |
| |
| 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 = vid_gamma[palette[i*3]] * 257; |
| colors[i].green = vid_gamma[palette[i*3+1]] * 257; |
| colors[i].blue = vid_gamma[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); |
| if (mouse_grabbed) { |
| /* ungrab the pointer */ |
| XUngrabPointer(x_disp, CurrentTime); |
| XUndefineCursor(x_disp, x_win); |
| } |
| XCloseDisplay(x_disp); |
| } |
| |
| int XLateKey(XKeyEvent *ev) |
| { |
| |
| int key; |
| char buf[64]; |
| KeySym keysym; |
| |
| XLookupString(ev, buf, sizeof buf, &keysym, 0); |
| |
| switch(keysym) |
| { |
| case XK_Page_Up: key = K_PGUP; break; |
| case XK_Page_Down: key = K_PGDN; break; |
| case XK_Home: key = K_HOME; break; |
| case XK_End: key = K_END; break; |
| case XK_Left: key = K_LEFTARROW; break; |
| case XK_Right: key = K_RIGHTARROW; break; |
| case XK_Down: key = K_DOWNARROW; break; |
| case XK_Up: key = K_UPARROW; break; |
| case XK_Escape: key = K_ESCAPE; break; |
| 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: |
| case XK_Delete: key = K_BACKSPACE; break; |
| case XK_Pause: key = K_PAUSE; break; |
| case XK_Shift_L: |
| case XK_Shift_R: key = K_SHIFT; break; |
| 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; |
| // various other keys on the keyboard |
| case XK_F27: key = K_HOME; break; |
| case XK_F29: key = K_PGUP; break; |
| case XK_F33: key = K_END; break; |
| case XK_F35: key = K_PGDN; break; |
| case XK_KP_Insert: key = K_INS; break; |
| |
| default: |
| key = *buf; |
| 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; |
| |
| XNextEvent(x_disp, &x_event); |
| switch(x_event.type) |
| { |
| case KeyPress: |
| Key_Event(XLateKey(&x_event.xkey), true); |
| break; |
| case KeyRelease: |
| Key_Event(XLateKey(&x_event.xkey), false); |
| break; |
| case ButtonPress: |
| //printf( "button %d down\n", x_event.xbutton.button ); |
| Key_Event( K_MOUSE1 + x_event.xbutton.button - 1, true ); |
| break; |
| case ButtonRelease: |
| //printf( "button %d up\n", x_event.xbutton.button ); |
| Key_Event( K_MOUSE1 + x_event.xbutton.button - 1, false ); |
| break; |
| case MotionNotify: |
| if (mouse_avail && mouse_grabbed) { |
| 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, STD_EVENT_MASK & ~PointerMotionMask); |
| XWarpPointer(x_disp,None,x_win,0,0,0,0, (vid.width/2),(vid.height/2)); |
| XSelectInput(x_disp,x_win, STD_EVENT_MASK); |
| } 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 ConfigureNotify: |
| // printf("config notify\n"); |
| config_notify_width = x_event.xconfigure.width; |
| config_notify_height = x_event.xconfigure.height; |
| config_notify = 1; |
| sb_updates = 0; |
| break; |
| case Expose: |
| sb_updates = 0; |
| break; |
| case ClientMessage: |
| if (x_event.xclient.data.l[0] == aWMDelete) Host_Quit_f(); |
| break; |
| case EnterNotify: |
| mouse_in_window = true; |
| break; |
| case LeaveNotify: |
| mouse_in_window = false; |
| break; |
| |
| default: |
| if (doShm && x_event.type == x_shmeventtype) |
| oktodraw = true; |
| } |
| |
| if (mouse_avail) { |
| if (key_dest == key_game && !mouse_grabbed && mouse_in_window) { |
| mouse_grabbed = true; |
| /* grab the pointer */ |
| XGrabPointer(x_disp,x_win,True,0,GrabModeAsync, |
| GrabModeAsync,x_win,None,CurrentTime); |
| // inviso cursor |
| XDefineCursor(x_disp, x_win, CreateNullCursor(x_disp, x_win)); |
| } else if ((key_dest != key_game || !mouse_in_window) && mouse_grabbed) { |
| mouse_grabbed = false; |
| /* ungrab the pointer */ |
| XUngrabPointer(x_disp, CurrentTime); |
| XUndefineCursor(x_disp, x_win); |
| } |
| } |
| } |
| |
| // flushes the given rectangles from the view buffer to the screen |
| |
| void VID_Update (vrect_t *rects) |
| { |
| #if 0 |
| static int count; |
| static long long s; |
| long long gethrtime(); |
| |
| if (count == 0) |
| s = gethrtime(); |
| |
| if (count++ == 50) { |
| count = 1; |
| printf("%lf frames/secs\n", 50.0/((double)(gethrtime()-s) / 1e9)); |
| s = gethrtime(); |
| } |
| #endif |
| |
| // if the window changes dimension, skip this frame |
| |
| if (config_notify) |
| { |
| printf("config notify\n"); |
| config_notify = 0; |
| vid.width = config_notify_width & ~3; |
| vid.height = config_notify_height; |
| |
| printf("w = %d, h = %d\n", vid.width, vid.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 |
| return; |
| } |
| |
| if (doShm) |
| { |
| // long long s, gethrtime(); |
| // s = gethrtime(); |
| |
| while (rects) |
| { |
| printf("update: %d,%d (%d,%d)\n", rects->x, rects->y, rects->width, rects->height); |
| 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; |
| } |
| // printf("%lf\n", (double)(gethrtime()-s)/1.0e9); |
| 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; |
| } |
| } |
| |
| void VID_SetDefaultMode( void ) |
| { |
| } |
| |
| int I_OpenWindow(void) |
| { |
| return 0; |
| } |
| |
| void I_EraseWindow(int window) |
| { |
| } |
| |
| void I_DrawCircle(int window, int x, int y, int r) |
| { |
| } |
| |
| void I_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 IN_Init (void) |
| { |
| 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; |
| } |