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quakeforge-old/common/vid_sunx.c

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/*
vid_sunx.c
Sun X11 video driver
Copyright (C) 1996-1997 Id Software, Inc.
Copyright (C) 2000 Marcus Sundberg [mackan@stacken.kth.se]
Copyright (C) 1999,2000 contributors of the QuakeForge project
Please see the file "AUTHORS" for a list of contributors
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:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
$Id$
*/
#define _BSD
#include <config.h>
#include <ctype.h>
#include <sys/time.h>
#include <sys/types.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#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 <errno.h>
#include <quakedef.h>
#include <d_local.h>
#include <keys.h>
#include <console.h>
#include <sound.h>
#include <cvar.h>
#include <draw.h>
#include <cmd.h>
#include <lib_replace.h>
#include <common.h>
#include <sys.h>
#include <client.h>
#include <input.h>
#include <context_x11.h>
cvar_t *_windowed_mouse;
cvar_t *m_filter;
static qboolean mouse_avail;
static float mouse_x, mouse_y;
static int p_mouse_x, p_mouse_y;
static qboolean mouse_in_window = false;
static qboolean mouse_grabbed = false; // we grab it when console is up
/* Also in vid_x11.c - referenced by in_x11.c */
Window x_win;
typedef struct
{
int input;
int output;
} keymap_t;
extern viddef_t vid; // global video state
unsigned short d_8to16table[256];
static Colormap x_cmap;
static GC x_gc;
static Visual *x_vis;
static XVisualInfo *x_visinfo;
static Atom aWMDelete = 0;
int XShmQueryExtension(Display *);
int XShmGetEventBase(Display *);
static qboolean doShm;
static int x_shmeventtype;
static XShmSegmentInfo x_shminfo[2];
static qboolean oktodraw = false;
static int current_framebuffer;
static XImage *x_framebuffer[2] = { 0, 0 };
static int verbose = 0;
int VID_options_items = 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;
static long X11_highhunkmark;
#define STD_EVENT_MASK \
(KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask \
| PointerMotionMask | EnterWindowMask | LeaveWindowMask \
| VisibilityChangeMask | ExposureMask | StructureNotifyMask)
// 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;
static int x_screen, x_screen_width, x_screen_height;
static int x_center_width, x_center_height;
static Atom aHints = 0;
static byte surfcache[1024*1024];
static 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 <<= 1) r_shift++;
for (g_shift=-8,x=1; x<g_mask; x <<= 1) g_shift++;
for (b_shift=-8,x=1; x<b_mask; x <<= 1) b_shift++;
shiftmask_fl=1;
}
static PIXEL16
xlib_rgb16(int r, int g, int b)
{
PIXEL16 p = 0;
if (shiftmask_fl==0) shiftmask_init();
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;
}
static PIXEL24
xlib_rgb24(int r,int g,int b)
{
PIXEL24 p = 0;
if (shiftmask_fl==0) shiftmask_init();
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;
}
static void
st2_fixup(XImage *framebuf, int x, int y, int width, int height)
{
int xi,yi;
unsigned char *src;
PIXEL16 *dest;
if (x < 0 || y < 0) return;
for (yi = y; yi < (y+height); yi++) {
src = &framebuf->data [yi * framebuf->bytes_per_line];
dest = (PIXEL16*)src;
for(xi = (x+width-1); xi >= x; xi--) {
dest[xi] = st2d_8to16table[src[xi]];
}
}
}
static void
st3_fixup(XImage *framebuf, int x, int y, int width, int height)
{
int 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
}
/*
================
D_EndDirectRect
================
*/
void D_EndDirectRect (int x, int y, int width, int height)
{
// direct drawing of the "accessing disk" icon isn't supported
}
/*
=================
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;
}
static void
ResetFrameBuffer(void)
{
int vid_surfcachesize, buffersize;
void *vid_surfcache;
int mem, pwidth;
if (x_framebuffer[0]) {
XDestroyImage(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 */
buffersize = vid.width * vid.height * sizeof(*d_pzbuffer);
vid_surfcachesize = D_SurfaceCacheForRes(vid.width, vid.height);
buffersize += vid_surfcachesize;
d_pzbuffer = Hunk_HighAllocName(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");
}
}
static int
ResetSharedFrameBuffers(void)
{
int size;
int minsize = getpagesize();
int frm;
if (d_pzbuffer) {
D_FlushCaches ();
Hunk_FreeToHighMark(X11_highhunkmark);
d_pzbuffer = NULL;
}
X11_highhunkmark = Hunk_HighMark ();
d_pzbuffer = Hunk_HighAllocName(vid.width*vid.height*sizeof(*d_pzbuffer),"zbuff");
if (d_pzbuffer == NULL) {
Sys_Error ("Not enough memory for video mode\n");
}
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);
x_shminfo[frm].shmid = shmget(IPC_PRIVATE, size,IPC_CREAT|0777);
if (x_shminfo[frm].shmid==-1) {
int i;
Sys_Printf(
"VID: Could not get %dk of shared memory, error: %s\n",
size/1024, strerror(errno));
Sys_Printf("Trying without shared memory\n");
/* Deallocate memory */
/* Z_Free(d_pzbuffer); */
for (i = 0; i <= frm; i++) {
free(x_framebuffer[i]);
x_framebuffer[i] = 0;
}
return 0;
}
// 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);
}
return 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;
//plugin_load("in_x11.so");
S_Init(); // sound is initialized here
Cmd_AddCommand("gamma", VID_Gamma_f);
for (i=0; i < 256; i++) vid_gamma[i] = i;
vid.width = 320;
vid.height = 200;
vid.maxwarpwidth = WARP_WIDTH;
vid.maxwarpheight = WARP_HEIGHT;
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 );
// 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 | CWBorderPixel;
XSetWindowAttributes attribs;
attribs.event_mask = STD_EVENT_MASK;
attribs.border_pixel = 0;
/* Create the main window */
x_win = XCreateWindow(x_disp,
XRootWindow(x_disp, x_visinfo->screen),
0, 0, vid.width, vid.height,
0, /* borderwidth */
x_visinfo->depth, InputOutput, x_vis,
attribmask, &attribs);
/* Give it a title */
XStoreName(x_disp, x_win, "XQuake");
/* Make window respond to Delete events */
aWMDelete = XInternAtom(x_disp, "WM_DELETE_WINDOW", False);
XSetWMProtocols(x_disp, x_win, &aWMDelete, 1);
}
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);
}
}
// 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;
if (!ResetSharedFrameBuffers()) {
doShm = false;
}
}
if (!doShm) 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);
D_InitCaches (surfcache, sizeof(surfcache));
// XSynchronize(x_disp, False);
IN_Init();
}
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]] * 256;
colors[i].green = vid_gamma[palette[i*3+1]] * 256;
colors[i].blue = vid_gamma[palette[i*3+2]] * 256;
}
XStoreColors(x_disp, x_cmap, colors, 256);
}
}
/*
Called at shutdown
*/
void
VID_Shutdown(void)
{
Con_Printf("VID_Shutdown\n");
if (x_disp) {
if (mouse_grabbed) {
/* Ungrab the pointer */
XUngrabPointer(x_disp, CurrentTime);
XUndefineCursor(x_disp, x_win);
}
XCloseDisplay(x_disp);
}
}
static int
XLateKey(XKeyEvent *ev)
{
int key = 0;
char buf[64];
KeySym keysym;
XLookupString(ev, buf, sizeof(buf), &keysym, 0);
switch(keysym) {
case XK_KP_Page_Up: key = KP_PGUP; break;
case XK_Page_Up: key = K_PGUP; break;
case XK_KP_Page_Down: key = KP_PGDN; break;
case XK_Page_Down: key = K_PGDN; break;
case XK_KP_Home: key = KP_HOME; break;
case XK_Home: key = K_HOME; break;
case XK_KP_End: key = KP_END; break;
case XK_End: key = K_END; break;
case XK_KP_Left: key = KP_LEFTARROW; break;
case XK_Left: key = K_LEFTARROW; break;
case XK_KP_Right: key = KP_RIGHTARROW; break;
case XK_Right: key = K_RIGHTARROW; break;
case XK_KP_Down: key = KP_DOWNARROW; break;
case XK_Down: key = K_DOWNARROW; break;
case XK_KP_Up: key = KP_UPARROW; break;
case XK_Up: key = K_UPARROW; break;
case XK_Escape: key = K_ESCAPE; break;
case XK_KP_Enter: key = KP_ENTER; 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: key = K_BACKSPACE; break;
case XK_KP_Delete: key = KP_DEL; break;
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_Mode_switch:
case XK_Alt_L:
case XK_Meta_L:
case XK_Alt_R:
case XK_Meta_R: key = K_ALT; break;
case XK_Caps_Lock: key = K_CAPSLOCK; break;
case XK_KP_Begin: key = K_AUX30; break;
case XK_Insert: key = K_INS; break;
case XK_KP_Insert: key = KP_INS; break;
case XK_KP_Multiply: key = KP_MULTIPLY; break;
case XK_KP_Add: key = KP_PLUS; break;
case XK_KP_Subtract: key = KP_MINUS; break;
case XK_KP_Divide: key = KP_DIVIDE; break;
/* For Sun keyboards */
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;
#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');
}
break;
}
return key;
}
static int config_notify=0;
static int config_notify_width;
static int config_notify_height;
void
GetEvent(void)
{
XEvent x_event;
int but;
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:
but = x_event.xbutton.button;
if (but == 2) but = 3;
else if (but == 3) but = 2;
switch(but) {
case 1:
case 2:
case 3:
Key_Event(K_MOUSE1 + but - 1, true);
}
break;
case ButtonRelease:
but = x_event.xbutton.button;
if (but == 2) but = 3;
else if (but == 3) but = 2;
switch(but) {
case 1:
case 2:
case 3:
Key_Event(K_MOUSE1 + but - 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:
config_notify_width = x_event.xconfigure.width;
config_notify_height = x_event.xconfigure.height;
if (config_notify_width != vid.width ||
config_notify_height != vid.height) {
config_notify = 1;
}
break;
case EnterNotify:
mouse_in_window = true;
break;
case LeaveNotify:
mouse_in_window = false;
break;
/* Host_Quit_f only available in uquake */
#ifdef UQUAKE
case ClientMessage:
if (x_event.xclient.data.l[0] == aWMDelete) Host_Quit_f();
break;
#endif
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 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;
}
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;
}
}
void
Sys_SendKeyEvents(void)
{
/* Get events from X server. */
if (x_disp) {
while (XPending(x_disp)) GetEvent();
}
}
void VID_ExtraOptionDraw(unsigned int options_draw_cursor)
{
// Windowed Mouse
M_Print(16, options_draw_cursor+=8, " Use Mouse");
M_DrawCheckbox(220, options_draw_cursor, _windowed_mouse->value);
}
void VID_ExtraOptionCmd(int option_cursor)
{
switch (option_cursor) {
case 1: // _windowed_mouse
_windowed_mouse->value = !_windowed_mouse->value;
break;
}
}
void VID_InitCvars (void)
{
// It may not look like it, but this is important
}
void
VID_LockBuffer ( void )
{
}
void
VID_UnlockBuffer ( void )
{
}
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