ref: 216c1ae66ef6967d1a470a431418241c001c708b
dir: /u/gl_vidlinuxglx.c/
/* 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 <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; #define KEY_MASK (KeyPressMask | KeyReleaseMask) #define MOUSE_MASK (ButtonPressMask | ButtonReleaseMask | \ PointerMotionMask | ButtonMotionMask ) #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 vid_mode = {"vid_mode","0",false}; static qboolean mouse_avail; 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 default_dotclock_vidmode; static int num_vidmodes; static qboolean vidmode_active = false; /*-----------------------------------------------------------------------*/ //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","1"}; const char *gl_vendor; const char *gl_renderer; const char *gl_version; const char *gl_extensions; void (*qglColorTableEXT) (int, int, int, int, int, const void*); void (*qgl3DfxSetPaletteEXT) (GLuint *); static float vid_gamma = 1.0; qboolean is8bit = false; qboolean isPermedia = 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: 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; // 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; } static void HandleEvents(void) { XEvent event; KeySym ks; 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 ) { if (!mouse_avail || !dpy || !win) return; if (!mouse_active) { mx = my = 0; // don't spazz install_grabs(); mouse_active = true; } } void VID_Shutdown(void) { if (!ctx || !dpy) return; IN_DeactivateMouse(); if (dpy) { if (ctx) glXDestroyContext(dpy, ctx); if (win) XDestroyWindow(dpy, win); if (vidmode_active) XF86VidModeSwitchToMode(dpy, scrnum, vidmodes[0]); XCloseDisplay(dpy); } vidmode_active = false; dpy = NULL; 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); } void VID_ShiftPalette(unsigned char *p) { // VID_SetPalette(p); } void VID_SetPalette (unsigned char *palette) { byte *pal; unsigned r,g,b; unsigned v; int r1,g1,b1; int j,k,l,m; unsigned short i; unsigned *table; FILE *f; char s[255]; int dist, bestdist; // // 8 8 8 encoding // 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<<0) + (g<<8) + (b<<16); *table++ = v; } d_8to24table[255] &= 0xffffff; // 255 is transparent 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*10000; v<256; v++,pal+=4) { r1 = (int)r - (int)pal[0]; g1 = (int)g - (int)pal[1]; b1 = (int)b - (int)pal[2]; dist = (r1*r1)+(g1*g1)+(b1*b1); if (dist < bestdist) { k=v; bestdist = dist; } } d_15to8table[i]=k; } } void CheckMultiTextureExtensions(void) { void *prjobj; if (strstr(gl_extensions, "GL_SGIS_multitexture ") && !COM_CheckParm("-nomtex")) { Con_Printf("Found GL_SGIS_multitexture...\n"); if ((prjobj = dlopen(NULL, RTLD_LAZY)) == NULL) { Con_Printf("Unable to open symbol list for main program.\n"); return; } qglMTexCoord2fSGIS = (void *) dlsym(prjobj, "glMTexCoord2fSGIS"); qglSelectTextureSGIS = (void *) dlsym(prjobj, "glSelectTextureSGIS"); if (qglMTexCoord2fSGIS && qglSelectTextureSGIS) { Con_Printf("Multitexture extensions found.\n"); gl_mtexable = true; } else Con_Printf("Symbol not found, disabled.\n"); dlclose(prjobj); } } /* =============== 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); CheckMultiTextureExtensions (); 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) { extern cvar_t gl_clear; *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; } void VID_Init8bitPalette(void) { // Check for 8bit Extensions and initialize them. int i; void *prjobj; if ((prjobj = dlopen(NULL, RTLD_LAZY)) == NULL) { Con_Printf("Unable to open symbol list for main program.\n"); return; } if (strstr(gl_extensions, "3DFX_set_global_palette") && (qgl3DfxSetPaletteEXT = dlsym(prjobj, "gl3DfxSetPaletteEXT")) != NULL) { GLubyte table[256][4]; char *oldpal; Con_SafePrintf("8-bit GL extensions enabled.\n"); glEnable( GL_SHARED_TEXTURE_PALETTE_EXT ); oldpal = (char *) d_8to24table; //d_8to24table3dfx; for (i=0;i<256;i++) { table[i][2] = *oldpal++; table[i][1] = *oldpal++; table[i][0] = *oldpal++; table[i][3] = 255; oldpal++; } qgl3DfxSetPaletteEXT((GLuint *)table); is8bit = true; } else if (strstr(gl_extensions, "GL_EXT_shared_texture_palette") && (qglColorTableEXT = dlsym(prjobj, "glColorTableEXT")) != NULL) { char thePalette[256*3]; char *oldPalette, *newPalette; 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++; } qglColorTableEXT(GL_SHARED_TEXTURE_PALETTE_EXT, GL_RGB, 256, GL_RGB, GL_UNSIGNED_BYTE, (void *) thePalette); is8bit = true; } dlclose(prjobj); } static void Check_Gamma (unsigned char *pal) { float f, inf; unsigned char palette[768]; int i; if ((i = COM_CheckParm("-gamma")) == 0) { if ((gl_renderer && strstr(gl_renderer, "Voodoo")) || (gl_vendor && strstr(gl_vendor, "3Dfx"))) vid_gamma = 1; else vid_gamma = 0.7; // default to 0.7 on non-3dfx hardware } 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_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; qboolean fullscreen = true; int MajorVersion, MinorVersion; int actualWidth, actualHeight; Cvar_RegisterVariable (&vid_mode); Cvar_RegisterVariable (&in_mouse); Cvar_RegisterVariable (&in_dgamouse); Cvar_RegisterVariable (&m_filter); Cvar_RegisterVariable (&gl_ztrick); 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("-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("-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; if (!(dpy = XOpenDisplay(NULL))) { fprintf(stderr, "Error couldn't open the X display\n"); exit(1); } scrnum = DefaultScreen(dpy); root = RootWindow(dpy, scrnum); // Get video mode list MajorVersion = MinorVersion = 0; if (!XF86VidModeQueryVersion(dpy, &MajorVersion, &MinorVersion)) { vidmode_ext = false; } else { Con_Printf("Using XFree86-VidModeExtension Version %d.%d\n", MajorVersion, MinorVersion); vidmode_ext = true; } visinfo = glXChooseVisual(dpy, scrnum, attrib); if (!visinfo) { fprintf(stderr, "qkHack: Error couldn't get an RGB, Double-buffered, Depth visual\n"); exit(1); } 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 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); XFlush(dpy); // Move the viewport to top left XF86VidModeSetViewPort(dpy, scrnum, 0, 0); } XFlush(dpy); 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(); 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", width, 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; 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); }