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quakeforge-old/common/gl_vidlinuxglx.c

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made DGA code _EXPERIMENTAL_
2000-01-16 06:51:01 +00:00
/*
Copyright (C) 1996-1997 Id Software, Inc.
Copyright (C) 1999-2000 contributors of the QuakeForge project
Copyright (C) 1999-2000 Nelson Rush.
Copyright (C) 2000 Marcus Sundberg [mackan@stacken.kth.se]
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 the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "quakedef.h"
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <GL/glx.h>
#include <X11/keysym.h>
#include <X11/cursorfont.h>
#if (defined(HAS_DGA) && defined(_EXPERIMENTAL_))
#include <X11/extensions/xf86dga.h>
#include <X11/extensions/xf86vmode.h>
#endif
#include "dga_check.h"
#ifdef XMESA
#include <GL/xmesa.h>
#endif
#define WARP_WIDTH 320
#define WARP_HEIGHT 200
static Display *dpy = NULL;
static int screen;
static Window win;
static Cursor cursor = None;
static GLXContext ctx = NULL;
#define KEY_MASK (KeyPressMask | KeyReleaseMask)
#define MOUSE_MASK (ButtonPressMask | ButtonReleaseMask | \
PointerMotionMask)
#define X_MASK (KEY_MASK | MOUSE_MASK | VisibilityChangeMask | \
StructureNotifyMask)
unsigned short d_8to16table[256];
unsigned d_8to24table[256];
unsigned char d_15to8table[65536];
cvar_t _windowed_mouse = {"_windowed_mouse", "0", true};
cvar_t m_filter = {"m_filter", "0"};
cvar_t vid_mode = {"vid_mode", "0", false};
cvar_t vid_glx_fullscreen = {"vid_glx_fullscreen", "0", false};
static int fullscreen = 0;
static float mouse_x, mouse_y;
static float old_mouse_x, old_mouse_y;
static int mouse_grabbed = 0;
#define mouse_shouldgrab ((int)vid_glx_fullscreen.value ||(int)_windowed_mouse.value)
#if defined(HAS_DGA) && defined(_EXPERIMENTAL_))
static int nummodes;
static XF86VidModeModeInfo **vidmodes;
static int hasdga = 0, hasdgavideo = 0, hasvidmode = 0;
static int dgamouse = 0;
static cvar_t vid_dga_mouseaccel = {"vid_dga_mouseaccel", "1", true};
#endif
#ifdef XMESA
static int xmesafullscreen = 0;
#endif
static int scr_width, scr_height;
#if defined(XMESA) || (defined(HAS_DGA) && defined(_EXPERIMENTAL_))
int VID_options_items = 2;
#else
int VID_options_items = 1;
#endif
/*-----------------------------------------------------------------------*/
//int texture_mode = GL_NEAREST;
//int texture_mode = GL_NEAREST_MIPMAP_NEAREST;
//int texture_mode = GL_NEAREST_MIPMAP_LINEAR;
int texture_mode = GL_LINEAR;
//int texture_mode = GL_LINEAR_MIPMAP_NEAREST;
//int texture_mode = GL_LINEAR_MIPMAP_LINEAR;
int texture_extension_number = 1;
float gldepthmin, gldepthmax;
cvar_t gl_ztrick = {"gl_ztrick", "0", true};
const char *gl_vendor;
const char *gl_renderer;
const char *gl_version;
const char *gl_extensions;
qboolean is8bit = false;
qboolean gl_mtexable = false;
/*-----------------------------------------------------------------------*/
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: 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_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;
#if 0
case 0x021: key = '1';break;/* [!] */
case 0x040: key = '2';break;/* [@] */
case 0x023: key = '3';break;/* [#] */
case 0x024: key = '4';break;/* [$] */
case 0x025: key = '5';break;/* [%] */
case 0x05e: key = '6';break;/* [^] */
case 0x026: key = '7';break;/* [&] */
case 0x02a: key = '8';break;/* [*] */
case 0x028: key = '9';;break;/* [(] */
case 0x029: key = '0';break;/* [)] */
case 0x05f: key = '-';break;/* [_] */
case 0x02b: key = '=';break;/* [+] */
case 0x07c: key = '\'';break;/* [|] */
case 0x07d: key = '[';break;/* [}] */
case 0x07b: key = ']';break;/* [{] */
case 0x022: key = '\'';break;/* ["] */
case 0x03a: key = ';';break;/* [:] */
case 0x03f: key = '/';break;/* [?] */
case 0x03e: key = '.';break;/* [>] */
case 0x03c: key = ',';break;/* [<] */
#endif
default:
key = *(unsigned char*)buf;
if (key >= 'A' && key <= 'Z')
key = key - 'A' + 'a';
// fprintf(stdout, "case 0x0%x: key = ___;break;/* [%c] */\n", keysym);
break;
}
return key;
}
static void
blank_cursor(void)
{
Pixmap blank;
XColor dummy;
char data[1] = {0};
blank = XCreateBitmapFromData(dpy, win, data, 1, 1);
if (blank == None) {
fprintf(stderr,"Could not create cursor: Out of memory.\n");
} else {
cursor = XCreatePixmapCursor(dpy, blank, blank,
&dummy, &dummy, 0, 0);
XFreePixmap(dpy, blank);
}
}
static void
do_grabs(int grab)
{
if (grab == mouse_grabbed) return;
if (grab) {
/*
Grab mouse
*/
if (cursor == None) {
blank_cursor();
}
if (XGrabPointer(dpy, win, True, 0, GrabModeAsync,
GrabModeAsync, win, cursor, CurrentTime)
!= GrabSuccess) {
Con_Printf("Unable to grab pointer\n");
Cvar_SetValue("vid_glx_fullscreen", 0);
Cvar_SetValue("_windowed_mouse", 0);
return;
}
/* We can live with this failing. */
XGrabKeyboard(dpy, win, False, GrabModeAsync, GrabModeAsync,
CurrentTime);
#if defined(HAS_DGA) && defined(_EXPERIMENTAL_))
if (hasdga) {
XF86DGADirectVideo(dpy, screen, XF86DGADirectMouse);
dgamouse = 1;
} else
#endif
{
XWarpPointer(dpy, None, win, 0, 0, 0, 0,
vid.width / 2, vid.height / 2);
}
mouse_grabbed = 1;
} else {
/*
Release grab
*/
#if defined(HAS_DGA) && defined(_EXPERIMENTAL_))
if (dgamouse) {
XF86DGADirectVideo(dpy, screen, 0);
dgamouse = 0;
}
#endif
XUngrabKeyboard(dpy, CurrentTime);
XUngrabPointer(dpy, CurrentTime);
mouse_grabbed = 0;
}
}
static void
do_fullscreen(int full)
{
if (full == fullscreen) return;
#ifdef XMESA
if (XMesaSetFXmode(full ? XMESA_FX_FULLSCREEN : XMESA_FX_WINDOW)) {
fullscreen = full;
xmesafullscreen = full;
return;
}
if (xmesafullscreen) {
/* We are in XMesa fullscren mode and couldn't switch back
to windowed mode ??? */
Cvar_SetValue("vid_glx_fullscreen", fullscreen);
do_grab(mouse_shouldgrab);
return;
}
#endif
#if defined(HAS_DGA) && defined(_EXPERIMENTAL_))
if (hasvidmode) {
static int prev_x = 0, prev_y = 0, prev_w = 640, prev_h = 480;
if (full) {
Window dumwin;
unsigned int dummy, i, curw = 65535, curh = 65535;
int curmode = -1;
XGetGeometry(dpy, win, &dumwin, &prev_x, &prev_y,
&prev_w, &prev_h, &dummy, &dummy);
for (i = 0; i < nummodes; i++) {
if (vidmodes[i]->hdisplay == scr_width &&
vidmodes[i]->vdisplay == scr_height) {
curmode = i;
break;
}
if (vidmodes[i]->hdisplay
>= (scr_width - 10) &&
vidmodes[i]->vdisplay
>= (scr_height - 10) &&
vidmodes[i]->hdisplay <= curw &&
vidmodes[i]->vdisplay <= curh) {
curw = vidmodes[i]->hdisplay;
curh = vidmodes[i]->vdisplay;
curmode = i;
}
}
if (curmode >= 0 &&
XF86VidModeSwitchToMode(dpy,
screen, vidmodes[curmode])) {
XSync(dpy, 0);
XF86VidModeSetViewPort(dpy, screen, 0, 0);
XMoveResizeWindow(dpy, win, 0, 0,
vidmodes[curmode]->hdisplay,
vidmodes[curmode]->vdisplay);
fullscreen = full;
return;
}
} else {
XF86VidModeSwitchToMode(dpy, screen, vidmodes[0]);
XSync(dpy, 0);
XMoveResizeWindow(dpy, win, prev_x, prev_y,
prev_w, prev_h);
fullscreen = full;
return;
}
}
#endif
/* Failed to change anything */
Cvar_SetValue("vid_glx_fullscreen", fullscreen);
}
static void
GetEvent(void)
{
XEvent x_event;
int b;
if (!dpy) return;
XNextEvent(dpy, &x_event);
switch (x_event.type) {
case KeyPress:
case KeyRelease:
Key_Event(XLateKey(&x_event.xkey), x_event.type == KeyPress);
break;
case MotionNotify:
#if defined(HAS_DGA) && defined(_EXPERIMENTAL_))
if (dgamouse) {
mouse_x += (float)x_event.xmotion.x_root
* vid_dga_mouseaccel.value;
mouse_y += (float)x_event.xmotion.y_root
* vid_dga_mouseaccel.value;
} else
#endif
{
if (_windowed_mouse.value) {
mouse_x += (float) ((int)x_event.xmotion.x
- (int)(vid.width/2));
mouse_y += (float) ((int)x_event.xmotion.y
- (int)(vid.height/2));
/* move the mouse to the window center again */
XSelectInput(dpy, win, X_MASK & ~PointerMotionMask);
XWarpPointer(dpy, None, win, 0, 0, 0, 0,
(vid.width/2), (vid.height/2));
XSelectInput(dpy, win, X_MASK);
}
}
break;
case ButtonPress:
b=-1;
if (x_event.xbutton.button == 1)
b = 0;
else if (x_event.xbutton.button == 2)
b = 2;
else if (x_event.xbutton.button == 3)
b = 1;
if (b>=0)
Key_Event(K_MOUSE1 + b, true);
break;
case ButtonRelease:
b=-1;
if (x_event.xbutton.button == 1)
b = 0;
else if (x_event.xbutton.button == 2)
b = 2;
else if (x_event.xbutton.button == 3)
b = 1;
if (b>=0)
Key_Event(K_MOUSE1 + b, false);
break;
case ConfigureNotify:
if (scr_width == x_event.xconfigure.width &&
scr_height == x_event.xconfigure.height) {
break;
}
scr_width = x_event.xconfigure.width;
scr_height = x_event.xconfigure.height;
if (scr_width < 320) scr_width = 320;
if (scr_height < 200) scr_height = 200;
scr_width &= ~7; /* make it a multiple of eight */
XResizeWindow(dpy, win, scr_width, scr_height);
vid.width = vid.conwidth = scr_width;
vid.height = scr_height;
/* pick a conheight that matches with correct aspect */
vid.conheight = vid.conwidth*3 / 4;
vid.aspect = ((float)vid.height / (float)vid.width)
* (320.0 / 240.0);
vid.recalc_refdef = 1; /* force a surface cache flush */
Con_CheckResize();
Con_Clear_f();
break;
}
if (mouse_shouldgrab != mouse_grabbed) {
do_grabs(mouse_shouldgrab);
}
if (vid_glx_fullscreen.value != fullscreen) {
do_fullscreen(vid_glx_fullscreen.value);
}
}
void
VID_Shutdown(void)
{
if (!ctx) return;
glXDestroyContext(dpy, ctx);
ctx = NULL;
#if defined(HAS_DGA) && defined(_EXPERIMENTAL_))
if (hasvidmode) {
int i;
for (i = 0; i < nummodes; i++) {
if (vidmodes[i]->private) XFree(vidmodes[i]->private);
}
XFree(vidmodes);
}
#endif
XCloseDisplay(dpy);
dpy = NULL;
}
static void
signal_handler(int sig)
{
printf("Received signal %d, exiting...\n", sig);
Sys_Quit();
exit(sig);
}
static 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);
}
void VID_ShiftPalette(unsigned char *p)
{
#ifdef _EXPERIMENTAL_
VID_SetPalette(p);
#endif
}
void VID_SetPalette (unsigned char *palette)
{
byte *pal;
unsigned r,g,b;
unsigned v;
int r1,g1,b1;
int k;
unsigned short i;
unsigned *table;
FILE *f;
char s[255];
float dist, bestdist;
static qboolean palflag = false;
//
// 8 8 8 encoding
//
// Con_Printf("Converting 8to24\n");
pal = palette;
table = d_8to24table;
for (i=0 ; i<256 ; i++)
{
r = pal[0];
g = pal[1];
b = pal[2];
pal += 3;
// v = (255<<24) + (r<<16) + (g<<8) + (b<<0);
// v = (255<<0) + (r<<8) + (g<<16) + (b<<24);
v = (255<<24) + (r<<0) + (g<<8) + (b<<16);
*table++ = v;
}
d_8to24table[255] &= 0xffffff; // 255 is transparent
// JACK: 3D distance calcs - k is last closest, l is the distance.
// FIXME: Precalculate this and cache to disk.
if (palflag)
return;
palflag = true;
COM_FOpenFile("glquake/15to8.pal", &f);
if (f) {
fread(d_15to8table, 1<<15, 1, f);
fclose(f);
} else {
for (i=0; i < (1<<15); i++) {
/* Maps
000000000000000
000000000011111 = Red = 0x1F
000001111100000 = Blue = 0x03E0
111110000000000 = Grn = 0x7C00
*/
r = ((i & 0x1F) << 3)+4;
g = ((i & 0x03E0) >> 2)+4;
b = ((i & 0x7C00) >> 7)+4;
pal = (unsigned char *)d_8to24table;
for (v=0,k=0,bestdist=10000.0; v<256; v++,pal+=4) {
r1 = (int)r - (int)pal[0];
g1 = (int)g - (int)pal[1];
b1 = (int)b - (int)pal[2];
dist = sqrt(((r1*r1)+(g1*g1)+(b1*b1)));
if (dist < bestdist) {
k=v;
bestdist = dist;
}
}
d_15to8table[i]=k;
}
snprintf(s, sizeof(s), "%s/glquake", com_gamedir);
Sys_mkdir (s);
snprintf(s, sizeof(s), "%s/glquake/15to8.pal", com_gamedir);
if ((f = fopen(s, "wb")) != NULL) {
fwrite(d_15to8table, 1<<15, 1, f);
fclose(f);
}
}
}
/*
===============
GL_Init
===============
*/
void GL_Init (void)
{
gl_vendor = glGetString (GL_VENDOR);
Con_Printf ("GL_VENDOR: %s\n", gl_vendor);
gl_renderer = glGetString (GL_RENDERER);
Con_Printf ("GL_RENDERER: %s\n", gl_renderer);
gl_version = glGetString (GL_VERSION);
Con_Printf ("GL_VERSION: %s\n", gl_version);
gl_extensions = glGetString (GL_EXTENSIONS);
Con_Printf ("GL_EXTENSIONS: %s\n", gl_extensions);
// Con_Printf ("%s %s\n", gl_renderer, gl_version);
glClearColor (1,0,0,0);
glCullFace(GL_FRONT);
glEnable(GL_TEXTURE_2D);
glEnable(GL_ALPHA_TEST);
glAlphaFunc(GL_GREATER, 0.666);
glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
glShadeModel (GL_FLAT);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
// glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
}
/*
=================
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);
}
qboolean VID_Is8bit(void)
{
return is8bit;
}
#ifdef GL_EXT_SHARED
void VID_Init8bitPalette()
{
// Check for 8bit Extensions and initialize them.
int i;
char thePalette[256*3];
char *oldPalette, *newPalette;
if (strstr(gl_extensions, "GL_EXT_shared_texture_palette") == NULL)
return;
Con_SafePrintf("8-bit GL extensions enabled.\n");
glEnable( GL_SHARED_TEXTURE_PALETTE_EXT );
oldPalette = (char *) d_8to24table; //d_8to24table3dfx;
newPalette = thePalette;
for (i=0;i<256;i++) {
*newPalette++ = *oldPalette++;
*newPalette++ = *oldPalette++;
*newPalette++ = *oldPalette++;
oldPalette++;
}
glColorTableEXT(GL_SHARED_TEXTURE_PALETTE_EXT, GL_RGB, 256, GL_RGB, GL_UNSIGNED_BYTE, (void *) thePalette);
is8bit = true;
}
#else
void VID_Init8bitPalette(void)
{
}
#endif
void VID_Init(unsigned char *palette)
{
int i;
int attrib[] = {
GLX_RGBA,
GLX_RED_SIZE, 1,
GLX_GREEN_SIZE, 1,
GLX_BLUE_SIZE, 1,
GLX_DOUBLEBUFFER,
GLX_DEPTH_SIZE, 1,
None
};
char gldir[MAX_OSPATH];
int width = 640, height = 480;
XSetWindowAttributes attr;
unsigned long mask;
Window root;
XVisualInfo *visinfo;
S_Init();
Cvar_RegisterVariable(&vid_mode);
Cvar_RegisterVariable(&gl_ztrick);
Cvar_RegisterVariable(&_windowed_mouse);
Cvar_RegisterVariable(&vid_glx_fullscreen);
#if defined(HAS_DGA) && defined(_EXPERIMENTAL_))
Cvar_RegisterVariable(&vid_dga_mouseaccel);
#endif
vid.maxwarpwidth = WARP_WIDTH;
vid.maxwarpheight = WARP_HEIGHT;
vid.colormap = host_colormap;
vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048));
// interpret command-line params
// set vid parameters
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("-conwidth")) != 0)
vid.conwidth = Q_atoi(com_argv[i+1]);
else
vid.conwidth = width;
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;
if (!(dpy = XOpenDisplay(NULL))) {
fprintf(stderr, "Error couldn't open the X display\n");
exit(1);
}
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
visinfo = glXChooseVisual(dpy, screen, attrib);
if (!visinfo) {
fprintf(stderr, "qkHack: Error couldn't get an RGB, Double-buffered, Depth visual\n");
exit(1);
}
#if defined(HAS_DGA) && defined(_EXPERIMENTAL_))
{
int maj_ver;
hasdga = VID_CheckDGA(dpy, &maj_ver, NULL, &hasdgavideo);
if (!hasdga || maj_ver < 1) {
hasdga = hasdgavideo = 0;
}
}
hasvidmode = VID_CheckVMode(dpy, NULL, NULL);
if (hasvidmode) {
if (! XF86VidModeGetAllModeLines(dpy, DefaultScreen(dpy),
&nummodes, &vidmodes)
|| nummodes <= 0) {
hasvidmode = 0;
}
}
#endif
/* window attributes */
attr.background_pixel = 0;
attr.border_pixel = 0;
attr.colormap = XCreateColormap(dpy, root, visinfo->visual, AllocNone);
attr.event_mask = X_MASK;
mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
win = XCreateWindow(dpy, root, 0, 0, width, height,
0, visinfo->depth, InputOutput,
visinfo->visual, mask, &attr);
XMapWindow(dpy, win);
XSync(dpy, 0);
ctx = glXCreateContext(dpy, visinfo, NULL, True);
glXMakeCurrent(dpy, win, ctx);
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;
InitSig(); // trap evil signals
GL_Init();
snprintf(gldir, sizeof(gldir), "%s/OpenGL", 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", width, height);
vid.recalc_refdef = 1; // force a surface cache flush
do_grabs(mouse_shouldgrab);
}
void Sys_SendKeyEvents(void)
{
if (dpy) {
while (XPending(dpy))
GetEvent();
}
}
void Force_CenterView_f (void)
{
cl.viewangles[PITCH] = 0;
}
void IN_Init(void)
{
}
void IN_Shutdown(void)
{
if (dpy) {
do_grabs(0);
do_fullscreen(0);
}
}
/*
===========
IN_Commands
===========
*/
void IN_Commands (void)
{
}
/*
===========
IN_Move
===========
*/
void
IN_MouseMove(usercmd_t *cmd)
{
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;
/* add mouse X/Y movement to cmd */
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;
}
void IN_Move (usercmd_t *cmd)
{
IN_MouseMove(cmd);
}
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);
#if defined(XMESA) || (defined(HAS_DGA) && defined(_EXPERIMENTAL_))
/* Mesa has a fullscreen / windowed glx hack. */
M_Print(16, options_draw_cursor+=8, " Fullscreen");
M_DrawCheckbox(220, options_draw_cursor, vid_glx_fullscreen.value);
#endif
}
void VID_ExtraOptionCmd(int option_cursor)
{
switch(option_cursor) {
case 1: // _windowed_mouse
Cvar_SetValue("_windowed_mouse", !_windowed_mouse.value);
break;
#if defined(XMESA) || (defined(HAS_DGA) && defined(_EXPERIMENTAL_))
case 2:
Cvar_SetValue ("vid_glx_fullscreen",!vid_glx_fullscreen.value);
break;
#endif
}
}
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