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kolibrios/contrib/other/sdlquake-1.0.9/vid_sunx.c
CleverMouse 3cf7852e03 autobuild sdlquake 
git-svn-id: svn://kolibrios.org@5131 a494cfbc-eb01-0410-851d-a64ba20cac60
2014-09-18 11:46:53 +00:00

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/*
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;
}
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