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tenebrae2/gl_vidlinuxglx.c
faded c99489e9b9 updated to compile linux and SDL ports
2003-02-13 19:46:54 +00:00

998 lines
22 KiB
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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.
*/
#include <termios.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <sys/vt.h>
#include <stdarg.h>
#include <stdio.h>
#include <signal.h>
#include <stdio.h>
#include <dlfcn.h>
#include "quakedef.h"
#include <GL/glx.h>
#include <X11/keysym.h>
#include <X11/cursorfont.h>
#include <X11/extensions/xf86dga.h>
#include <X11/extensions/xf86vmode.h>
#define WARP_WIDTH 320
#define WARP_HEIGHT 200
static Display *dpy = NULL;
static int scrnum;
static Window win;
static GLXContext ctx = NULL;
//for glx1.3
static GLXWindow glwin;
#define KEY_MASK (KeyPressMask | KeyReleaseMask)
#define MOUSE_MASK (ButtonPressMask | ButtonReleaseMask | \
PointerMotionMask | ButtonMotionMask )
#define X_MASK (KEY_MASK | MOUSE_MASK | VisibilityChangeMask | StructureNotifyMask )
cvar_t vid_mode = {"vid_mode","0",false};
static qboolean mouse_avail=true;
static qboolean mouse_active;
static int mx, my;
static int old_mouse_x, old_mouse_y;
static cvar_t in_mouse = {"in_mouse", "1", false};
static cvar_t in_dgamouse = {"in_dgamouse", "1", false};
static cvar_t m_filter = {"m_filter", "0"};
qboolean dgamouse = false;
qboolean vidmode_ext = false;
static int win_x, win_y;
static int scr_width, scr_height;
static XF86VidModeModeInfo **vidmodes;
static int num_vidmodes;
static qboolean vidmode_active = false;
int vm_ver, vm_rev, glx_ver, glx_rev;
/*-----------------------------------------------------------------------*/
/*-----------------------------------------------------------------------*/
void D_BeginDirectRect (int x, int y, byte *pbitmap, int width, int height)
{
}
void D_EndDirectRect (int x, int y, int width, int height)
{
}
static 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 = '5'; break;
case XK_KP_Insert:
case XK_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';
break;
}
return key;
}
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 install_grabs(void)
{
// inviso cursor
XDefineCursor(dpy, win, CreateNullCursor(dpy, win));
XGrabPointer(dpy, win,
True,
0,
GrabModeAsync, GrabModeAsync,
win,
None,
CurrentTime);
if (in_dgamouse.value) {
int MajorVersion, MinorVersion;
if (!XF86DGAQueryVersion(dpy, &MajorVersion, &MinorVersion)) {
// unable to query, probalby not supported
Con_Printf( "Failed to detect XF86DGA Mouse\n" );
in_dgamouse.value = 0;
} else {
dgamouse = true;
XF86DGADirectVideo(dpy, DefaultScreen(dpy), XF86DGADirectMouse);
XWarpPointer(dpy, None, win, 0, 0, 0, 0, 0, 0);
}
} else {
XWarpPointer(dpy, None, win,
0, 0, 0, 0,
vid.width / 2, vid.height / 2);
}
XGrabKeyboard(dpy, win,
False,
GrabModeAsync, GrabModeAsync,
CurrentTime);
mouse_active = true;
Con_Printf("grabs installed.\n");
// XSync(dpy, True);
}
static void uninstall_grabs(void)
{
if (!dpy || !win)
return;
if (dgamouse) {
dgamouse = false;
XF86DGADirectVideo(dpy, DefaultScreen(dpy), 0);
}
XUngrabPointer(dpy, CurrentTime);
XUngrabKeyboard(dpy, CurrentTime);
// inviso cursor
XUndefineCursor(dpy, win);
mouse_active = false;
Con_Printf("grabs uninstalled.\n");
}
static void HandleEvents(void)
{
XEvent event;
int b;
qboolean dowarp = false;
int mwx = vid.width/2;
int mwy = vid.height/2;
if (!dpy)
return;
while (XPending(dpy)) {
XNextEvent(dpy, &event);
switch (event.type) {
case KeyPress:
case KeyRelease:
Key_Event(XLateKey(&event.xkey), event.type == KeyPress);
break;
case MotionNotify:
if (mouse_active) {
if (dgamouse) {
mx += (event.xmotion.x + win_x) * 2;
my += (event.xmotion.y + win_y) * 2;
}
else
{
mx += ((int)event.xmotion.x - mwx) * 2;
my += ((int)event.xmotion.y - mwy) * 2;
mwx = event.xmotion.x;
mwy = event.xmotion.y;
if (mx || my)
dowarp = true;
}
}
break;
break;
case ButtonPress:
b=-1;
if (event.xbutton.button == 1)
b = 0;
else if (event.xbutton.button == 2)
b = 2;
else if (event.xbutton.button == 3)
b = 1;
if (b>=0)
Key_Event(K_MOUSE1 + b, true);
break;
case ButtonRelease:
b=-1;
if (event.xbutton.button == 1)
b = 0;
else if (event.xbutton.button == 2)
b = 2;
else if (event.xbutton.button == 3)
b = 1;
if (b>=0)
Key_Event(K_MOUSE1 + b, false);
break;
case CreateNotify :
win_x = event.xcreatewindow.x;
win_y = event.xcreatewindow.y;
break;
case ConfigureNotify :
win_x = event.xconfigure.x;
win_y = event.xconfigure.y;
break;
}
}
if (dowarp) {
/* move the mouse to the window center again */
XWarpPointer(dpy, None, win, 0, 0, 0, 0, vid.width / 2, vid.height / 2);
}
}
static void IN_DeactivateMouse( void )
{
if (!mouse_avail || !dpy || !win)
return;
if (mouse_active) {
uninstall_grabs();
mouse_active = false;
}
}
static void IN_ActivateMouse( void )
{
//Con_Printf("mouse activeting...");
if (!mouse_avail || !dpy || !win)
{
//Con_Printf("failed.\n");
return;
}
if (!mouse_active) {
mx = my = 0; // don't spazz
install_grabs();
mouse_active = true;
Con_Printf("done.\n");
}
else
{
Con_Printf("mouse allready activated.\n");
}
}
void VID_Shutdown(void)
{
if (!ctx || !dpy)
return;
IN_DeactivateMouse();
if (dpy) {
if (ctx)
{
//FABE: very important! otherwise my x-server crashes after i start quake 3 times!
glXMakeCurrent(dpy, None, NULL);
glXDestroyContext(dpy, ctx);
}
//FABE: ungrab mouse if necessary
if (mouse_active)
IN_DeactivateMouse();
if (vidmode_active)
{
XF86VidModeSwitchToMode(dpy, scrnum, vidmodes[0]);
XFree(vidmodes);
}
if (glwin)
{
glXDestroyWindow(dpy, glwin);
}
if (win)
{
XDestroyWindow(dpy, win);
}
XCloseDisplay(dpy);
}
// lets free up the shaders memory
R_ShutdownShaders();
vidmode_active = false;
dpy = NULL;
glwin = 0;
win = 0;
ctx = NULL;
}
void signal_handler(int sig)
{
printf("Received signal %d, exiting...\n", sig);
Sys_Quit();
exit(0);
}
void InitSig(void)
{
signal(SIGHUP, signal_handler);
signal(SIGINT, signal_handler);
signal(SIGQUIT, signal_handler);
signal(SIGILL, signal_handler);
signal(SIGTRAP, signal_handler);
signal(SIGIOT, signal_handler);
signal(SIGBUS, signal_handler);
signal(SIGFPE, signal_handler);
signal(SIGSEGV, signal_handler);
signal(SIGTERM, signal_handler);
}
/*
=================
GL_BeginRendering
=================
*/
void GL_BeginRendering (int *x, int *y, int *width, int *height)
{
*x = *y = 0;
*width = scr_width;
*height = scr_height;
// if (!wglMakeCurrent( maindc, baseRC ))
// Sys_Error ("wglMakeCurrent failed");
// glViewport (*x, *y, *width, *height);
}
void GL_EndRendering (void)
{
glFlush();
glXSwapBuffers(dpy, win);
}
static void Check_Gamma (unsigned char *pal)
{
float f, inf;
unsigned char palette[768];
int i;
if ((i = COM_CheckParm("-gamma")) == 0) {
vid_gamma = 0.6; // default to 0.7 on non-3dfx hardware
//PENTA: lowered to make things a little brighter
} else
vid_gamma = Q_atof(com_argv[i+1]);
for (i=0 ; i<768 ; i++)
{
f = pow ( (pal[i]+1)/256.0 , vid_gamma );
inf = f*255 + 0.5;
if (inf < 0)
inf = 0;
if (inf > 255)
inf = 255;
palette[i] = inf;
}
memcpy (pal, palette, sizeof(palette));
}
void VID_CreateWindow(XVisualInfo *visinfo)
{
int i;
int Error, Event;
qboolean fullscreen = true;
int width=640, height=480, actualWidth, actualHeight;
XSetWindowAttributes attr;
Window root;
unsigned long mask;
root = RootWindow(dpy, scrnum);
if ((i = COM_CheckParm("-window")) != 0)
fullscreen = false;
if ((i = COM_CheckParm("-width")) != 0)
width = atoi(com_argv[i+1]);
if ((i = COM_CheckParm("-height")) != 0)
height = atoi(com_argv[i+1]);
if ((i = COM_CheckParm("-winsize")) != 0){
width = atoi(com_argv[i+1]);
height = atoi(com_argv[i+2]);
}
if ((i = COM_CheckParm("-geometry")) != 0){
char *h = com_argv[i+1];
char *w = h;
while (*h!='\0'){
if (*h=='x' || *h=='X'){
*h='\0';
h++;
break;
}
h++;
}
if (*w!='\0' && *h!='\0'){
Con_Printf("width %s and height %s\n",w,h);
width = atoi (w);
height = atoi (h);
}
}
if ((i = COM_CheckParm("-conwidth")) != 0)
vid.conwidth = Q_atoi(com_argv[i+1]);
else
vid.conwidth = 640;
vid.conwidth &= 0xfff8; // make it a multiple of eight
if (vid.conwidth < 320)
vid.conwidth = 320;
// pick a conheight that matches with correct aspect
vid.conheight = vid.conwidth*3 / 4;
if ((i = COM_CheckParm("-conheight")) != 0)
vid.conheight = Q_atoi(com_argv[i+1]);
if (vid.conheight < 200)
vid.conheight = 200;
// Get video mode list
if (!XF86VidModeQueryExtension(dpy, &Event, &Error))
{
Con_Printf("XF86VidMode Extenstion not available.\n");
if(fullscreen)
Con_Printf("Falling back to window mode.\n");
vidmode_ext = false;
}
else
{
XF86VidModeQueryVersion(dpy, &vm_ver, &vm_rev);
Con_Printf("Using XFree86-VidModeExtension Version %d.%d\n", vm_ver, vm_rev);
vidmode_ext = true;
}
if (vidmode_ext)
{
int best_fit, best_dist, dist, x, y;
XF86VidModeGetAllModeLines(dpy, scrnum, &num_vidmodes, &vidmodes);
// Are we going fullscreen? If so, let's change video mode
if (fullscreen)
{
best_dist = 9999999;
best_fit = -1;
for (i = 0; i < num_vidmodes; i++)
{
if (width > vidmodes[i]->hdisplay ||
height > vidmodes[i]->vdisplay)
continue;
x = width - vidmodes[i]->hdisplay;
y = height - vidmodes[i]->vdisplay;
dist = (x * x) + (y * y);
if (dist < best_dist) {
best_dist = dist;
best_fit = i;
}
}
if (best_fit != -1)
{
actualWidth = vidmodes[best_fit]->hdisplay;
actualHeight = vidmodes[best_fit]->vdisplay;
// change to the mode
XF86VidModeSwitchToMode(dpy, scrnum, vidmodes[best_fit]);
vidmode_active = true;
// Move the viewport to top left
XF86VidModeSetViewPort(dpy, scrnum, 0, 0);
}
else
{
Con_Printf("Couldn't get matching video mode.\nFalling back to window mode.\n");
fullscreen = 0;
}
}
}
/* window attributes */
attr.background_pixel = 0;
attr.border_pixel = 0;
attr.colormap = XCreateColormap(dpy, root, visinfo->visual, AllocNone);
attr.event_mask = X_MASK;
if (vidmode_active)
{
mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore |
CWEventMask | CWOverrideRedirect;
attr.override_redirect = True;
attr.backing_store = NotUseful;
attr.save_under = False;
}
else
mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
win = XCreateWindow(dpy, root, 0, 0, width, height,
0, visinfo->depth, InputOutput,
visinfo->visual, mask, &attr);
XMapWindow(dpy, win);
if (vidmode_active) {
XMoveWindow(dpy, win, 0, 0);
XRaiseWindow(dpy, win);
XWarpPointer(dpy, None, win, 0, 0, 0, 0, 0, 0);
//FABE: activate mouse grabbing
IN_ActivateMouse();
XFlush(dpy);
// Move the viewport to top left
//XF86VidModeSetViewPort(dpy, scrnum, 0, 0);
}
XFlush(dpy);
scr_width = width;
scr_height = height;
if (vid.conheight > height)
vid.conheight = height;
if (vid.conwidth > width)
vid.conwidth = width;
vid.width = vid.conwidth;
vid.height = vid.conheight;
vid.aspect = ((float)vid.height / (float)vid.width) * (320.0 / 240.0);
vid.numpages = 2;
}
void VID_LoadGlx12()
{
XVisualInfo *visual;
//XEvent event;
int ConfigAttrib[] =
{
GLX_USE_GL,
GLX_BUFFER_SIZE, 32, //FABE: 32 bit depth buffer
GLX_LEVEL, 0,
GLX_RGBA,
GLX_DOUBLEBUFFER,
/*GLX_STEREO,*/
GLX_AUX_BUFFERS, 0,
/*GLX_RED_SIZE, 8,
GLX_GREEN_SIZE, 8,
GLX_BLUE_SIZE, 8,*/
GLX_ALPHA_SIZE, 8,
GLX_DEPTH_SIZE, 24,
GLX_STENCIL_SIZE, 8, //FABE: 8 bit stencil buffer
/*GLX_ACCUM_RED_SIZE, 0,
GLX_ACCUM_GREEN_SIZE, 0,
GLX_ACCUM_BLUE_SIZE, 0,
GLX_ACCUM_ALPHA_SIZE, 0,*/
None
};
if((visual = glXChooseVisual(dpy, scrnum, ConfigAttrib)) == NULL)
{
fprintf(stderr, "Error Unable to get GLX visual.\n");
exit(1);
}
VID_CreateWindow(visual);
//XMaskEvent(dpy, ExposureMask, &event);
if((ctx = glXCreateContext(dpy, visual, NULL, True))==NULL)
{
fprintf(stderr, "Error unable to get GLX visual.\n");
exit(1);
}
if(glXIsDirect(dpy, ctx))
Con_Printf("GLX rendering context is direct.\n");
else
Con_Printf("GLX rendering context is not direct.\n");
if(!glXMakeCurrent(dpy, win, ctx))
{
fprintf(stderr, "ERROR - Unable to make GLX rendering context current.\n");
exit(1);
}
XFree(visual);
}
void VID_LoadGlx13()
{
int iElements;
GLXFBConfig *glxfbConfigs;
XVisualInfo *visual;
//XEvent event;
int FBConfigAttrib[] =
{
GLX_FBCONFIG_ID, GLX_DONT_CARE, /*0x8013*/
GLX_BUFFER_SIZE, 32, /*2 depth of the color buffer */
GLX_LEVEL, 0, /*3 level in plane stacking */
GLX_DOUBLEBUFFER, True, /*5 double buffering supported */
GLX_STEREO, False, /*6 stereo buffering supported */
GLX_AUX_BUFFERS, GLX_DONT_CARE, /*7 number of aux buffers */
GLX_RED_SIZE, GLX_DONT_CARE, /*8 number of red component bits */
GLX_GREEN_SIZE, GLX_DONT_CARE, /*9 number of green component bits */
GLX_BLUE_SIZE, GLX_DONT_CARE, /*10 number of blue component bits */
GLX_ALPHA_SIZE, GLX_DONT_CARE, /*11 number of alpha component bits */
GLX_DEPTH_SIZE, 24, /*12 number of depth bits */
GLX_STENCIL_SIZE, 8, /*13 number of stencil bits */
GLX_ACCUM_RED_SIZE, GLX_DONT_CARE, /*14 number of red accum bits */
GLX_ACCUM_GREEN_SIZE, GLX_DONT_CARE, /*15 number of green accum bits */
GLX_ACCUM_BLUE_SIZE, GLX_DONT_CARE, /*16 number of blue accum bits */
GLX_ACCUM_ALPHA_SIZE, GLX_DONT_CARE, /*17 number of alpha accum bits */
GLX_RENDER_TYPE, GLX_RGBA_BIT, /*0x8011*/
GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT, /*0x8010*/
GLX_X_RENDERABLE, True, /*0x8012*/
GLX_X_VISUAL_TYPE, GLX_DONT_CARE, /*0x22*/
GLX_CONFIG_CAVEAT, GLX_DONT_CARE, /*0x20 Like visual_info VISUAL_CAVEAT_EXT */
GLX_TRANSPARENT_TYPE, GLX_NONE, /*0x23*/
GLX_TRANSPARENT_INDEX_VALUE, GLX_DONT_CARE,/*0x24*/
GLX_TRANSPARENT_RED_VALUE, GLX_DONT_CARE, /*0x25*/
GLX_TRANSPARENT_GREEN_VALUE, GLX_DONT_CARE,/*0x26*/
GLX_TRANSPARENT_BLUE_VALUE, GLX_DONT_CARE, /*0x27*/
GLX_TRANSPARENT_ALPHA_VALUE, GLX_DONT_CARE,/*0x28*/
GLX_MAX_PBUFFER_WIDTH, GLX_DONT_CARE, /*0x8016*/
GLX_MAX_PBUFFER_HEIGHT, GLX_DONT_CARE, /*0x8017*/
GLX_MAX_PBUFFER_PIXELS, GLX_DONT_CARE, /*0x8018*/
GLX_VISUAL_ID, GLX_DONT_CARE, /*0x800B*/
None
};
if((glxfbConfigs = glXChooseFBConfig(dpy, scrnum, FBConfigAttrib, &iElements)) == NULL)
{
fprintf(stderr, "Error unable to get GLX FBConfig.\n");
exit(1);
}
visual = glXGetVisualFromFBConfig(dpy, *glxfbConfigs);
VID_CreateWindow(visual);
//XMaskEvent(dpy, ExposureMask, &event);
glwin = glXCreateWindow(dpy, *glxfbConfigs, win, NULL);
if((ctx = glXCreateNewContext(dpy, *glxfbConfigs, GLX_RGBA_TYPE, NULL, True)) == NULL)
{
fprintf(stderr, "Error unable to get GLX rendering context.\n");
exit(1);
}
if(glXIsDirect(dpy, ctx))
Con_Printf("GLX rendering context is direct.\n");
else
Con_Printf("GLX rendering context is not direct.\n");
if(!glXMakeContextCurrent(dpy, glwin, glwin, ctx))
{
fprintf(stderr, "Error unable to make GLX rendering context current.\n");
exit(1);
}
XFree(glxfbConfigs);
XFree(visual);
}
void VID_Init(unsigned char *palette)
{
char gldir[MAX_OSPATH];
int Event, Error;
Cvar_RegisterVariable (&vid_mode);
Cvar_RegisterVariable (&in_mouse);
Cvar_RegisterVariable (&in_dgamouse);
Cvar_RegisterVariable (&m_filter);
//Cvar_RegisterVariable (&gl_ztrick); PENTA: Removed
vid.maxwarpwidth = WARP_WIDTH;
vid.maxwarpheight = WARP_HEIGHT;
vid.colormap = host_colormap;
vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048));
if (!(dpy = XOpenDisplay(NULL))) {
fprintf(stderr, "Error couldn't open the X display\n");
exit(1);
}
//glx initialization
if(!glXQueryExtension(dpy, &Error, &Event))
{
fprintf(stderr, "Error GLX Extension not available.\n");
exit(1);
}
glXQueryVersion(dpy, &glx_ver, &glx_rev);
Con_Printf("Using GLX Extension Version %d.%d\n", glx_ver, glx_rev);
/*
if((glx_ver==1&&glx_rev>=3)||glx_ver>1)
VID_LoadGlx13();
else */
VID_LoadGlx12();
InitSig(); // trap evil signals
GL_Init();
sprintf (gldir, "%s/glquake", com_gamedir);
Sys_mkdir (gldir);
VID_SetPalette(palette);
// Check for 3DFX Extensions and initialize them.
//VID_Init8bitPalette();
Con_SafePrintf ("Video mode %dx%d initialized.\n", scr_width, scr_height);
vid.recalc_refdef = 1; // force a surface cache flush
}
void Sys_SendKeyEvents(void)
{
HandleEvents();
}
void Force_CenterView_f (void)
{
cl.viewangles[PITCH] = 0;
}
void IN_Init(void)
{
}
void IN_Shutdown(void)
{
}
/*
===========
IN_Commands
===========
*/
void IN_Commands (void)
{
if (!dpy || !win)
return;
//FABE: we just activate the mouse once at system startup
/*if (vidmode_active || key_dest == key_game)
IN_ActivateMouse();
else
IN_DeactivateMouse ();*/
}
/*
===========
IN_Move
===========
*/
void IN_MouseMove (usercmd_t *cmd)
{
if (!mouse_avail)
return;
if (m_filter.value)
{
mx = (mx + old_mouse_x) * 0.5;
my = (my + old_mouse_y) * 0.5;
}
old_mouse_x = mx;
old_mouse_y = my;
mx *= sensitivity.value;
my *= sensitivity.value;
// add mouse X/Y movement to cmd
if ( (in_strafe.state & 1) || (lookstrafe.value && (in_mlook.state & 1) ))
cmd->sidemove += m_side.value * mx;
else
cl.viewangles[YAW] -= m_yaw.value * mx;
if (in_mlook.state & 1)
V_StopPitchDrift ();
if ( (in_mlook.state & 1) && !(in_strafe.state & 1))
{
cl.viewangles[PITCH] += m_pitch.value * my;
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 * my;
else
cmd->forwardmove -= m_forward.value * my;
}
mx = my = 0;
}
void IN_Move (usercmd_t *cmd)
{
IN_MouseMove(cmd);
}
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