static void leave_dga_mode (void)
{
XF86DGADirectVideo (display, screen, 0);
XUngrabPointer (display, CurrentTime);
XUngrabKeyboard (display, CurrentTime);
#ifdef USE_VIDMODE_EXTENSION
if (vidmodeavail)
XF86VidModeSwitchToMode (display, screen, allmodes[0]);
#endif
}
bool x11_enter_fullscreen(Display *dpy, unsigned width,
unsigned height, XF86VidModeModeInfo *desktop_mode)
{
XF86VidModeModeInfo mode;
if (!get_video_mode(dpy, width, height, &mode, desktop_mode))
return false;
if (!XF86VidModeSwitchToMode(dpy, DefaultScreen(dpy), &mode))
return false;
XF86VidModeSetViewPort(dpy, DefaultScreen(dpy), 0, 0);
return true;
}
void fxwt::destroy_graphics() {
info("Shutting down GLX");
glXDestroyContext(fxwt_x_dpy, glx_ctx);
XDestroyWindow(fxwt_x_dpy, fxwt_x_win);
#ifdef USE_XF86VIDMODE
if(fullscreen) {
XF86VidModeSwitchToMode(fxwt_x_dpy, DefaultScreen(fxwt_x_dpy), &orig_mode);
XF86VidModeSetViewPort(fxwt_x_dpy, DefaultScreen(fxwt_x_dpy), 0, 0);
}
#endif // USE_XF86VIDMODE
XCloseDisplay(fxwt_x_dpy);
}
void DestroyWindowGL(GL_Window* window) {
if(window->init.ctx ) {
if( !glXMakeCurrent(window->init.dpy, None, NULL ) ) {
fprintf( stderr, "Error releasing drawing context\n" );
}
glXDestroyContext( window->init.dpy, window->init.ctx );
}
if(window->init.isFullScreen) {
XF86VidModeSwitchToMode( window->init.dpy,
window->init.screen, &window->init.deskMode );
XF86VidModeSetViewPort( window->init.dpy, window->init.screen, 0, 0 );
}
XCloseDisplay( window->init.dpy );
}
void fv_switch_to_mode(int i)
{
if ((!vmode_modes) || (i<0)) {
ERROR_MSG("fv_switch_to_mode: no valid mode available.\n");
return;
}
vmode_mode_selected = i;
win_width = vmode_modes[i]->hdisplay;
win_height = vmode_modes[i]->vdisplay;
TRACE_MSG("fv_switch_to_mode: mode selected: %d (%d,%d).\n",
vmode_mode_selected, win_width, win_height);
XF86VidModeSwitchToMode(Xdpy, Xscreen, vmode_modes[i]);
XF86VidModeSetViewPort(Xdpy, Xscreen, 0, 0);
}
static void
SelectCallback(Widget w, XtPointer call_data, XtPointer client_data)
{
XF86VidModeModeInfo *info = (XF86VidModeModeInfo*)call_data;
Arg args[1];
Bool result;
XF86VidModeLockModeSwitch(XtDisplay(toplevel), vidtune->screen, False);
result = XF86VidModeSwitchToMode(XtDisplay(toplevel), vidtune->screen, info);
XF86VidModeLockModeSwitch(XtDisplay(toplevel), vidtune->screen, True);
if (!result)
return;
XtSetArg(args[0], XtNlabel, XtName(w));
XtSetValues(mode, args, 1);
UpdateCallback(w, call_data, client_data);
}
void OpenGLApp::exitAPI(){
delete renderer;
glXMakeCurrent(display, None, NULL);
glXDestroyContext(display, glContext);
if (fullscreen){
if (XF86VidModeSwitchToMode(display, screen, dmodes[0])){
XF86VidModeSetViewPort(display, screen, 0, 0);
}
}
XFree(dmodes);
XFreeCursor(display, blankCursor);
XDestroyWindow(display, window);
XSync(display, False);
}
bool LinuxDisplayMode::doSet(int index, bool position)
{
// ignore attempts to set video format to current format.
// normally this only happens when restoring the default
// format, when BzfDisplay deliberately forces the change.
// that's useful for win32 where the OS knows the right
// format and will ignore calls to switch the current
// format. however, irix isn't so clever and may cause
// the display to flicker even when the format isn't
// really changing.
if (index == lastResolution || numResolutions <= 1)
return true;
// deactivate windows before resolution change. if we don't do this
// then the app will almost certainly crash in the OpenGL driver.
XWindow::deactivateAll();
// change resolution
if (XF86VidModeSwitchToMode(display->getRep()->getDisplay(),
display->getRep()->getScreen(),
resolutions[index])) {
if (position) {
// kludge for accelerated GLX. when we set the view port after
// changing the resolution just before quiting, GLX does not
// release the display to X server control. or something like
// that. the effect is that you see the game window still on
// the screen but maybe shifted around and you can't see any of
// the other windows. without this code, a workaround for the
// problem is ctrl_alt_+ or ctrl_alt_- to force a resize.
XF86VidModeSetViewPort(display->getRep()->getDisplay(),
display->getRep()->getScreen(), 0, 0);
}
XSync(display->getRep()->getDisplay(), false);
lastResolution = index;
// reactivate previously deactivated window after change
XWindow::reactivateAll();
return true;
}
// reactivate previously deactivated window after change
XWindow::reactivateAll();
return false;
}
void GLWindow::Dispose()
{
if (glctx)
{
if (!glXMakeCurrent(hDC, None, NULL))
printf("Could not release drawing context.\n");
glXDestroyContext(hDC, glctx);
}
/* switch back to original desktop resolution if we were in fs */
if (FL_fullscreen)
{
XF86VidModeSwitchToMode(hDC, screen, &deskMode);
XF86VidModeSetViewPort(hDC, screen, 0, 0);
}
if (hDC) XCloseDisplay(hDC);
glctx = NULL;
hDC = NULL;
}
/* function to release/destroy our resources and restoring the old desktop */
GLvoid killGLWindow(GLvoid)
{
if (GLWin.ctx)
{
if (!glXMakeCurrent(GLWin.dpy, None, NULL))
{
printf("Could not release drawing context.\n");
}
glXDestroyContext(GLWin.dpy, GLWin.ctx);
GLWin.ctx = NULL;
}
/* switch back to original desktop resolution if we were in fs */
if (GLWin.fs)
{
XF86VidModeSwitchToMode(GLWin.dpy, GLWin.screen, &GLWin.deskMode);
XF86VidModeSetViewPort(GLWin.dpy, GLWin.screen, 0, 0);
}
XCloseDisplay(GLWin.dpy);
}
void _glfwRestoreVideoMode(void)
{
if (_glfwLibrary.X11.FS.modeChanged)
{
if (_glfwLibrary.X11.RandR.available)
{
#if defined(_GLFW_HAS_XRANDR)
XRRScreenConfiguration* sc;
if (_glfwLibrary.X11.RandR.available)
{
sc = XRRGetScreenInfo(_glfwLibrary.X11.display,
_glfwLibrary.X11.root);
XRRSetScreenConfig(_glfwLibrary.X11.display,
sc,
_glfwLibrary.X11.root,
_glfwLibrary.X11.FS.oldSizeID,
_glfwLibrary.X11.FS.oldRotation,
CurrentTime);
XRRFreeScreenConfigInfo(sc);
}
#endif /*_GLFW_HAS_XRANDR*/
}
else if (_glfwLibrary.X11.VidMode.available)
{
#if defined(_GLFW_HAS_XF86VIDMODE)
// Unlock mode switch
XF86VidModeLockModeSwitch(_glfwLibrary.X11.display,
_glfwLibrary.X11.screen,
0);
// Change the video mode back to the old mode
XF86VidModeSwitchToMode(_glfwLibrary.X11.display,
_glfwLibrary.X11.screen,
&_glfwLibrary.X11.FS.oldMode);
#endif /*_GLFW_HAS_XF86VIDMODE*/
}
_glfwLibrary.X11.FS.modeChanged = GL_FALSE;
}
}
void vidmode_shutdown(void)
{
unsigned int i;
if (vm_is_enabled > 0 && vm_is_suspended == 0) {
log_message(vidmode_log, "Disabling Vidmode");
XF86VidModeSwitchToMode(x11ui_get_display_ptr(), screen, vm_modes[0]);
}
if (vm_available == 0) {
return;
}
for (i = 0; i < vm_index; i++) {
lib_free(vm_bestmodes[i].name);
}
lib_free(vm_bestmodes);
}
void GLWindow::free()
{
#ifdef _WIN32
if(mhRC) {
if(!wglMakeCurrent(NULL, NULL)) {
}
if (!wglDeleteContext(mhRC)) {
}
mhRC = 0;
}
if(mhDC && !ReleaseDC(mhWnd, mhDC)) {
mhDC = 0;
}
if(mhWnd && !DestroyWindow(mhWnd)) {
mhWnd = 0;
}
if(!UnregisterClass("OpenGL", mhInstance)) {
mhInstance = 0;
}
#else
if(mCtx)
{
if(!glXMakeCurrent(mDisplay, None, NULL))
{
printf("Could not release drawing context.\n");
}
/* destroy the context */
glXDestroyContext(mDisplay, mCtx);
mCtx = NULL;
}
/* switch back to original desktop resolution if we were in fullscreen */
if( mFullscreen )
{
XF86VidModeSwitchToMode(mDisplay, mScreen, &mDeskMode);
XF86VidModeSetViewPort(mDisplay, mScreen, 0, 0);
}
XCloseDisplay(mDisplay);
#endif
}
void VID_Shutdown(void)
{
if (!vidx11_display)
return;
VID_EnableJoystick(false);
VID_SetMouse(false, false, false);
VID_RestoreSystemGamma();
// FIXME: glXDestroyContext here?
if (vid_isvidmodefullscreen)
XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, &init_vidmode);
if(vidx11_gc)
XFreeGC(vidx11_display, vidx11_gc);
vidx11_gc = NULL;
DestroyXImages();
vidx11_shmevent = -1;
vid.softpixels = NULL;
if (vid.softdepthpixels)
free(vid.softdepthpixels);
vid.softdepthpixels = NULL;
if (win)
XDestroyWindow(vidx11_display, win);
XCloseDisplay(vidx11_display);
vid_hidden = true;
vid_isfullscreen = false;
vid_isnetwmfullscreen = false;
vid_isvidmodefullscreen = false;
vid_isoverrideredirect = false;
vidx11_display = NULL;
win = 0;
ctx = NULL;
GL_CloseLibrary();
Key_ClearStates ();
}
void Sys_KillWindow(void) {
if (g_Window.glctx) {
if (!glXMakeCurrent(g_Window.display, None, NULL)) {
fprintf(stderr, "Can't release drawing context\n");
}
glXDestroyContext(g_Window.display, g_Window.glctx);
g_Window.glctx = NULL;
}
if (g_Window.fs) {
XF86VidModeSwitchToMode(g_Window.display, g_Window.screen,
&g_Window.desktop_mode);
XF86VidModeSetViewPort(g_Window.display, g_Window.screen, 0, 0);
}
if (g_Player != NULL) {
free(g_Player);
}
XCloseDisplay(g_Window.display);
}
void fv_resetGeometry()
{
#ifdef HAVE_XF86_VMODE
int oldMode, i;
if (fullscreen) {
XF86VidModeGetAllModeLines(Xdpy, Xscreen, &vmode_nb_modes, &vmode_modes);
oldMode = 0;
for (i=0; i < vmode_nb_modes; i++) {
if ((vmode_modes[i]->hdisplay == oldx) && (vmode_modes[i]->vdisplay==oldy)) {
oldMode = i;
break;
}
}
XF86VidModeSwitchToMode(Xdpy, Xscreen, vmode_modes[oldMode]);
XF86VidModeSetViewPort(Xdpy, Xscreen, 0, 0);
XFlush(Xdpy);
}
#endif /* HAVE_XF86_VMODE */
}
MWindow::~MWindow(void)
{
if(display)
{
if(context)
{
glXMakeCurrent(display, None, NULL);
glXDestroyContext(display, context);
context = NULL;
}
if(m_fullscreen)
{
#ifndef __CYGWIN__
XF86VidModeSwitchToMode(display, screen, &desktopMode);
XF86VidModeSetViewPort(display, screen, 0, 0);
#endif
}
XCloseDisplay(display);
}
}
/*
** GLimp_Shutdown
**
** This routine does all OS specific shutdown procedures for the OpenGL
** subsystem. Under OpenGL this means NULLing out the current DC and
** HGLRC, deleting the rendering context, and releasing the DC acquired
** for the window. The state structure is also nulled out.
**
*/
void GLimp_Shutdown( void )
{
if (!ctx || !dpy)
return;
IN_DeactivateMouse();
// bk001206 - replaced with H2/Fakk2 solution
// XAutoRepeatOn(dpy);
// autorepeaton = qfalse; // bk001130 - from cvs1.17 (mkv)
if (dpy)
{
if (ctx)
qglXDestroyContext(dpy, ctx);
if (win)
XDestroyWindow(dpy, win);
#ifdef HAVE_XF86DGA
if (vidmode_active)
XF86VidModeSwitchToMode(dpy, scrnum, vidmodes[0]);
if (glConfig.deviceSupportsGamma)
{
XF86VidModeSetGamma(dpy, scrnum, &vidmode_InitialGamma);
}
#endif /* HAVE_XF86DGA */
// NOTE TTimo opening/closing the display should be necessary only once per run
// but it seems QGL_Shutdown gets called in a lot of occasion
// in some cases, this XCloseDisplay is known to raise some X errors
// ( https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=33 )
XCloseDisplay(dpy);
}
vidmode_active = qfalse;
dpy = NULL;
win = 0;
ctx = NULL;
memset( &glConfig, 0, sizeof( glConfig ) );
memset( &glState, 0, sizeof( glState ) );
QGL_Shutdown();
}
void MFDisplay_DestroyDisplay()
{
MFCALLSTACK;
if((!gDisplay.windowed) && (originalVidMode != NULL) && xdisplay != NULL && numModes > 1)
{
XF86VidModeSwitchToMode(xdisplay, screen, originalVidMode);
}
MFRenderer_DestroyDisplay();
if(sizeHints != NULL)
{
XFree(sizeHints);
sizeHints = NULL;
}
if(window != 0)
{
XDestroyWindow(xdisplay, window);
window = 0;
}
if(colorMap != 0)
{
XFreeColormap(xdisplay, colorMap);
colorMap = 0L;
}
if(xdisplay != NULL)
{
XCloseDisplay(xdisplay);
xdisplay = NULL;
}
FreeModes();
}
void S9xTextMode ()
{
if (!is_graphics)
return;
if (ourdisp == NULL)
return;
XF86DGADirectVideo (ourdisp, ourscreen, 0);
#ifdef USE_XF86VIDMODE
if (orig_mode != mod320x240) {
XF86VidModeSwitchToMode (ourdisp, ourscreen, orig_mode);
}
#endif
XAutoRepeatOn (ourdisp);
XUngrabKeyboard (ourdisp, CurrentTime);
XUngrabPointer (ourdisp, CurrentTime);
XSelectInput (ourdisp, inputwin, 0);
XSync (ourdisp, True);
is_graphics = FALSE;
}
static LONG X11DRV_XF86VM_SetCurrentMode(int mode)
{
DWORD dwBpp = screen_bpp;
/* only set modes from the original color depth */
if (dwBpp != dd_modes[mode].dwBPP)
{
FIXME("Cannot change screen BPP from %d to %d\n", dwBpp, dd_modes[mode].dwBPP);
}
mode = mode % real_xf86vm_mode_count;
wine_tsx11_lock();
TRACE("Resizing X display to %dx%d\n",
real_xf86vm_modes[mode]->hdisplay, real_xf86vm_modes[mode]->vdisplay);
XF86VidModeSwitchToMode(gdi_display, DefaultScreen(gdi_display), real_xf86vm_modes[mode]);
#if 0 /* it is said that SetViewPort causes problems with some X servers */
XF86VidModeSetViewPort(gdi_display, DefaultScreen(gdi_display), 0, 0);
#else
XWarpPointer(gdi_display, None, DefaultRootWindow(gdi_display), 0, 0, 0, 0, 0, 0);
#endif
XSync(gdi_display, False);
wine_tsx11_unlock();
X11DRV_resize_desktop( real_xf86vm_modes[mode]->hdisplay, real_xf86vm_modes[mode]->vdisplay );
return DISP_CHANGE_SUCCESSFUL;
}
void X11Device::shutdown() {
X11Session *session = static_cast<X11Session *>(getSession());
Log(EDebug, "Shutting down X11 device");
Device::shutdown();
setVisible(false);
XDestroyWindow(session->m_display, m_window);
XFree(m_visinfo);
if (m_fullscreen) {
/* Switch back to the previous screen resolution */
XF86VidModeSwitchToMode(session->m_display, session->m_screen, &m_previousMode);
XF86VidModeSetViewPort(session->m_display, session->m_screen, 0, 0);
}
/* In case auto_repeat was left on */
XKeyboardState xkbs;
XAutoRepeatOn(session->m_display);
XGetKeyboardControl(session->m_display, &xkbs);
if (!xkbs.global_auto_repeat)
Log(EWarn, "Unable to restore the keyboard auto-repeat flag");
m_initialized = false;
}
void VID_Shutdown(void)
{
if (!ctx)
return;
uninstall_grabs();
RestoreHWGamma();
#ifdef USE_VMODE
if (x_disp)
{
glXDestroyContext(x_disp, ctx);
if (x_win)
XDestroyWindow(x_disp, x_win);
if (vidmode_active)
XF86VidModeSwitchToMode(x_disp, scrnum, vidmodes[0]);
XCloseDisplay(x_disp);
vidmode_active = false;
}
#else
glXDestroyContext(x_disp, ctx);
#endif
}
/*
** GLW_SetMode
*/
int GLW_SetMode( const char *drivername, int mode, qboolean fullscreen ) {
#ifdef HAVE_GLES
glConfig.vidWidth = 800;
glConfig.vidHeight = 480;
// glConfig.windowAspect = 800.0 / 480.0;
long event_mask=X_MASK;
dpy = XOpenDisplay(0);
if(!dpy)
{
ri.Printf( PRINT_ALL, "couldn't open display\n");
return qfalse;
}
scrnum = DefaultScreen(dpy);
ri.Printf( PRINT_ALL, "using default screen %d\n", scrnum);
ri.Printf( PRINT_ALL, "setting up EGL window\n");
XSetWindowAttributes attr = { 0 };
attr.event_mask = event_mask;
// attr.colormap = colormap;
attr.override_redirect = qtrue;
win = XCreateWindow(dpy, RootWindow(dpy, scrnum),
0, 0, glConfig.vidWidth, glConfig.vidHeight, 0,
CopyFromParent, InputOutput,
CopyFromParent, CWEventMask, &attr);
if(!win) {
return qfalse;
}
Atom wmState = XInternAtom(dpy, "_NET_WM_STATE", False);
Atom wmFullscreen = XInternAtom(dpy, "_NET_WM_STATE_FULLSCREEN", False);
XChangeProperty(dpy, win, wmState, XA_ATOM, 32, PropModeReplace, (unsigned char *)&wmFullscreen, 1);
XMapRaised(dpy, win);
g_EGLWindow = (NativeWindowType)win;
#ifdef PANDORA
g_EGLDisplay = eglGetDisplay((EGLNativeDisplayType)EGL_DEFAULT_DISPLAY);
#else
g_EGLDisplay = eglGetDisplay((EGLNativeDisplayType)dpy);
#endif
if(g_EGLDisplay == EGL_NO_DISPLAY) {
ri.Printf( PRINT_ALL, "error getting EGL display\n");
return qfalse;
}
if(!eglInitialize(g_EGLDisplay, NULL, NULL)) {
ri.Printf( PRINT_ALL, "error initializing EGL");
return 0;
}
const EGLint attribs[] = {
EGL_RED_SIZE, 5,
EGL_GREEN_SIZE, 6,
EGL_BLUE_SIZE, 5,
EGL_ALPHA_SIZE, 0,
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES_BIT,
EGL_SURFACE_TYPE, EGL_WINDOW_BIT|EGL_PBUFFER_BIT,
EGL_DEPTH_SIZE, 16,
EGL_NONE, 0,
};
EGLint configs = 0;
eglChooseConfig(g_EGLDisplay, attribs, &g_EGLConfig, 1, &configs);
if(!configs) {
static const EGLint eglAttrWinLowColor[] = {
EGL_NONE
};
ri.Printf( PRINT_ALL, "falling back to lowest color config\n");
eglChooseConfig(g_EGLDisplay, eglAttrWinLowColor, &g_EGLConfig, 1, &configs);
if(!configs) {
ri.Printf( PRINT_ALL, "no valid EGL configs found\n");
return qfalse;
}
}
#ifdef PANDORA
g_EGLWindowSurface = eglCreateWindowSurface(g_EGLDisplay, g_EGLConfig,
NULL, NULL);
#else
g_EGLWindowSurface = eglCreateWindowSurface(g_EGLDisplay, g_EGLConfig,
g_EGLWindow, NULL);
#endif
if(g_EGLWindowSurface == EGL_NO_SURFACE) {
ri.Printf( PRINT_ALL, "error creating window surface: 0x%X\n", (int)eglGetError());
return qfalse;
}
EGLint ctxAttr[] = {
EGL_CONTEXT_CLIENT_VERSION, 1,
EGL_NONE
};
g_EGLContext = eglCreateContext(g_EGLDisplay, g_EGLConfig, EGL_NO_CONTEXT, ctxAttr);
if(g_EGLContext == EGL_NO_CONTEXT) {
ri.Printf( PRINT_ALL, "error creating context: 0x%X\n", (int)eglGetError());
return qfalse;
}
eglMakeCurrent(g_EGLDisplay, g_EGLWindowSurface, g_EGLWindowSurface, g_EGLContext);
{
EGLint width, height, color, depth, stencil;
eglQuerySurface(g_EGLDisplay, g_EGLWindowSurface, EGL_WIDTH, &width);
eglQuerySurface(g_EGLDisplay, g_EGLWindowSurface, EGL_HEIGHT, &height);
ri.Printf(PRINT_ALL, "Window size: %dx%d\n", width, height);
eglGetConfigAttrib(g_EGLDisplay, g_EGLConfig, EGL_BUFFER_SIZE, &color);
eglGetConfigAttrib(g_EGLDisplay, g_EGLConfig, EGL_DEPTH_SIZE, &depth);
eglGetConfigAttrib(g_EGLDisplay, g_EGLConfig, EGL_STENCIL_SIZE, &stencil);
/* glConfig.vidWidth = width;
glConfig.vidHeight = height;*/
glConfig.colorBits = color;
glConfig.depthBits = depth;
glConfig.stencilBits = stencil;
}
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
#else
int attrib[] = {
GLX_RGBA, // 0
GLX_RED_SIZE, 4, // 1, 2
GLX_GREEN_SIZE, 4, // 3, 4
GLX_BLUE_SIZE, 4, // 5, 6
GLX_DOUBLEBUFFER, // 7
GLX_DEPTH_SIZE, 1, // 8, 9
GLX_STENCIL_SIZE, 1, // 10, 11
None
};
// these match in the array
#define ATTR_RED_IDX 2
#define ATTR_GREEN_IDX 4
#define ATTR_BLUE_IDX 6
#define ATTR_DEPTH_IDX 9
#define ATTR_STENCIL_IDX 11
Window root;
XVisualInfo *visinfo;
XSetWindowAttributes attr;
unsigned long mask;
int colorbits, depthbits, stencilbits;
int tcolorbits, tdepthbits, tstencilbits;
int dga_MajorVersion, dga_MinorVersion;
int actualWidth, actualHeight;
int i;
const char* glstring; // bk001130 - from cvs1.17 (mkv)
ri.Printf( PRINT_ALL, "Initializing OpenGL display\n" );
ri.Printf( PRINT_ALL, "...setting mode %d:", mode );
if ( !R_GetModeInfo( &glConfig.vidWidth, &glConfig.vidHeight, &glConfig.windowAspect, mode ) ) {
ri.Printf( PRINT_ALL, " invalid mode\n" );
return RSERR_INVALID_MODE;
}
ri.Printf( PRINT_ALL, " %d %d\n", glConfig.vidWidth, glConfig.vidHeight );
if ( !( dpy = XOpenDisplay( NULL ) ) ) {
fprintf( stderr, "Error couldn't open the X display\n" );
return RSERR_INVALID_MODE;
}
scrnum = DefaultScreen( dpy );
root = RootWindow( dpy, scrnum );
actualWidth = glConfig.vidWidth;
actualHeight = glConfig.vidHeight;
// Get video mode list
if ( !XF86VidModeQueryVersion( dpy, &vidmode_MajorVersion, &vidmode_MinorVersion ) ) {
vidmode_ext = qfalse;
} else
{
ri.Printf( PRINT_ALL, "Using XFree86-VidModeExtension Version %d.%d\n",
vidmode_MajorVersion, vidmode_MinorVersion );
vidmode_ext = qtrue;
}
// Check for DGA
dga_MajorVersion = 0, dga_MinorVersion = 0;
if ( in_dgamouse->value ) {
if ( !XF86DGAQueryVersion( dpy, &dga_MajorVersion, &dga_MinorVersion ) ) {
// unable to query, probalby not supported
ri.Printf( PRINT_ALL, "Failed to detect XF86DGA Mouse\n" );
ri.Cvar_Set( "in_dgamouse", "0" );
} else
{
ri.Printf( PRINT_ALL, "XF86DGA Mouse (Version %d.%d) initialized\n",
dga_MajorVersion, dga_MinorVersion );
}
}
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 ( glConfig.vidWidth > vidmodes[i]->hdisplay ||
glConfig.vidHeight > vidmodes[i]->vdisplay ) {
continue;
}
x = glConfig.vidWidth - vidmodes[i]->hdisplay;
y = glConfig.vidHeight - 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 = qtrue;
// Move the viewport to top left
XF86VidModeSetViewPort( dpy, scrnum, 0, 0 );
ri.Printf( PRINT_ALL, "XFree86-VidModeExtension Activated at %dx%d\n",
actualWidth, actualHeight );
} else
{
fullscreen = 0;
ri.Printf( PRINT_ALL, "XFree86-VidModeExtension: No acceptable modes found\n" );
}
} else
{
ri.Printf( PRINT_ALL, "XFree86-VidModeExtension: Ignored on non-fullscreen/Voodoo\n" );
}
}
if ( !r_colorbits->value ) {
colorbits = 24;
} else {
colorbits = r_colorbits->value;
}
if ( !Q_stricmp( r_glDriver->string, _3DFX_DRIVER_NAME ) ) {
colorbits = 16;
}
if ( !r_depthbits->value ) {
depthbits = 24;
} else {
depthbits = r_depthbits->value;
}
stencilbits = r_stencilbits->value;
for ( i = 0; i < 16; i++ )
{
// 0 - default
// 1 - minus colorbits
// 2 - minus depthbits
// 3 - minus stencil
if ( ( i % 4 ) == 0 && i ) {
// one pass, reduce
switch ( i / 4 )
{
case 2:
if ( colorbits == 24 ) {
colorbits = 16;
}
break;
case 1:
if ( depthbits == 24 ) {
depthbits = 16;
} else if ( depthbits == 16 ) {
depthbits = 8;
}
case 3:
if ( stencilbits == 24 ) {
stencilbits = 16;
} else if ( stencilbits == 16 ) {
stencilbits = 8;
}
}
}
tcolorbits = colorbits;
tdepthbits = depthbits;
tstencilbits = stencilbits;
if ( ( i % 4 ) == 3 ) { // reduce colorbits
if ( tcolorbits == 24 ) {
tcolorbits = 16;
}
}
if ( ( i % 4 ) == 2 ) { // reduce depthbits
if ( tdepthbits == 24 ) {
tdepthbits = 16;
} else if ( tdepthbits == 16 ) {
tdepthbits = 8;
}
}
if ( ( i % 4 ) == 1 ) { // reduce stencilbits
if ( tstencilbits == 24 ) {
tstencilbits = 16;
} else if ( tstencilbits == 16 ) {
tstencilbits = 8;
} else {
tstencilbits = 0;
}
}
if ( tcolorbits == 24 ) {
attrib[ATTR_RED_IDX] = 8;
attrib[ATTR_GREEN_IDX] = 8;
attrib[ATTR_BLUE_IDX] = 8;
} else
{
// must be 16 bit
attrib[ATTR_RED_IDX] = 4;
attrib[ATTR_GREEN_IDX] = 4;
attrib[ATTR_BLUE_IDX] = 4;
}
attrib[ATTR_DEPTH_IDX] = tdepthbits; // default to 24 depth
attrib[ATTR_STENCIL_IDX] = tstencilbits;
visinfo = qglXChooseVisual( dpy, scrnum, attrib );
if ( !visinfo ) {
continue;
}
ri.Printf( PRINT_ALL, "Using %d/%d/%d Color bits, %d depth, %d stencil display.\n",
attrib[ATTR_RED_IDX], attrib[ATTR_GREEN_IDX], attrib[ATTR_BLUE_IDX],
attrib[ATTR_DEPTH_IDX], attrib[ATTR_STENCIL_IDX] );
glConfig.colorBits = tcolorbits;
glConfig.depthBits = tdepthbits;
glConfig.stencilBits = tstencilbits;
break;
}
if ( !visinfo ) {
ri.Printf( PRINT_ALL, "Couldn't get a visual\n" );
return RSERR_INVALID_MODE;
}
/* window attributes */
attr.background_pixel = BlackPixel( dpy, scrnum );
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,
actualWidth, actualHeight,
0, visinfo->depth, InputOutput,
visinfo->visual, mask, &attr );
XStoreName( dpy, win, WINDOW_CLASS_NAME );
XMapWindow( dpy, win );
if ( vidmode_active ) {
XMoveWindow( dpy, win, 0, 0 );
}
XFlush( dpy );
XSync( dpy,False ); // bk001130 - from cvs1.17 (mkv)
ctx = qglXCreateContext( dpy, visinfo, NULL, True );
XSync( dpy,False ); // bk001130 - from cvs1.17 (mkv)
qglXMakeCurrent( dpy, win, ctx );
// bk001130 - from cvs1.17 (mkv)
glstring = qglGetString( GL_RENDERER );
ri.Printf( PRINT_ALL, "GL_RENDERER: %s\n", glstring );
// bk010122 - new software token (Indirect)
if ( !Q_stricmp( glstring, "Mesa X11" )
|| !Q_stricmp( glstring, "Mesa GLX Indirect" ) ) {
if ( !r_allowSoftwareGL->integer ) {
ri.Printf( PRINT_ALL, "\n\n***********************************************************\n" );
ri.Printf( PRINT_ALL, " You are using software Mesa (no hardware acceleration)! \n" );
ri.Printf( PRINT_ALL, " Driver DLL used: %s\n", drivername );
ri.Printf( PRINT_ALL, " If this is intentional, add\n" );
ri.Printf( PRINT_ALL, " \"+set r_allowSoftwareGL 1\"\n" );
ri.Printf( PRINT_ALL, " to the command line when starting the game.\n" );
ri.Printf( PRINT_ALL, "***********************************************************\n" );
GLimp_Shutdown();
return RSERR_INVALID_MODE;
} else
{
ri.Printf( PRINT_ALL, "...using software Mesa (r_allowSoftwareGL==1).\n" );
}
}
#endif //HAVE_GLES
return RSERR_OK;
}
GLWindow::GLWindow(const char * title, int width, int height, int bits, bool fullscreen, WNDPROC wndproc)
{
#ifdef _WIN32
GLuint PixelFormat; // Holds The Results After Searching For A Match
WNDCLASS wc; // Windows Class Structure
DWORD dwExStyle; // Window Extended Style
DWORD dwStyle; // Window Style
RECT WindowRect; // Grabs Rectangle Upper Left / Lower Right Values
WindowRect.left = (long) 0; // Set Left Value To 0
WindowRect.right =(long) width; // Set Right Value To Requested Width
WindowRect.top = (long) 0; // Set Top Value To 0
WindowRect.bottom = (long) height; // Set Bottom Value To Requested Height
bool result = true;
mInitialized = false;
if(result) {
mhInstance = GetModuleHandle(NULL);
wc.style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC;
wc.lpfnWndProc = (WNDPROC) wndproc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = mhInstance;
wc.hIcon = LoadIcon(NULL, IDI_WINLOGO);
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = NULL;
wc.lpszMenuName = NULL;
wc.lpszClassName = "OpenGL";
}
if(result) {
if(!RegisterClass(&wc)) {
result = false;
}
}
if(result) {
DEVMODE dmScreenSettings;
memset(&dmScreenSettings,0,sizeof(dmScreenSettings));
dmScreenSettings.dmSize=sizeof(dmScreenSettings);
dmScreenSettings.dmPelsWidth = width;
dmScreenSettings.dmPelsHeight = height;
dmScreenSettings.dmBitsPerPel = bits;
dmScreenSettings.dmFields=DM_BITSPERPEL|DM_PELSWIDTH|DM_PELSHEIGHT;
if(fullscreen) {
ChangeDisplaySettings(&dmScreenSettings, CDS_FULLSCREEN);
dwExStyle = WS_EX_APPWINDOW;
dwStyle = WS_POPUP;
} else {
dwExStyle = WS_EX_APPWINDOW | WS_EX_WINDOWEDGE;
dwStyle = WS_OVERLAPPEDWINDOW;
}
AdjustWindowRectEx(&WindowRect, dwStyle, FALSE, dwExStyle);
}
if(result) {
dwStyle |= WS_CLIPSIBLINGS | WS_CLIPCHILDREN;
mhWnd = CreateWindowEx(dwExStyle, "OpenGL", title, dwStyle, 0, 0, WindowRect.right - WindowRect.left, WindowRect.bottom - WindowRect.top, NULL, NULL, mhInstance, NULL);
if(!mhWnd) {
free();
result = false;
}
}
if(result) {
mhDC = GetDC(mhWnd);
if(!mhDC) {
free();
result = false;
}
}
static PIXELFORMATDESCRIPTOR pfd =
{
sizeof(PIXELFORMATDESCRIPTOR),
1,
PFD_DRAW_TO_WINDOW |
PFD_SUPPORT_OPENGL |
PFD_DOUBLEBUFFER,
PFD_TYPE_RGBA,
bits,
0, 0, 0, 0, 0, 0,
0,
0,
0,
0, 0, 0, 0,
16,
0,
0,
PFD_MAIN_PLANE,
0,
0, 0, 0
};
if(result) {
PixelFormat = ChoosePixelFormat(mhDC, &pfd);
if(!PixelFormat) {
free();
result = false;
}
}
if(result) {
if(!SetPixelFormat(mhDC, PixelFormat, &pfd)) {
free();
result = false;
}
}
if(result) {
mhRC = wglCreateContext(mhDC);
if(!mhRC) {
free();
result = false;
}
}
if(result) {
if(!wglMakeCurrent(mhDC, mhRC)) {
free();
result = false;
}
}
if(result) {
ShowCursor(FALSE);
ShowWindow(mhWnd, SW_SHOW);
SetForegroundWindow(mhWnd);
SetFocus(mhWnd);
}
if(result) {
if(!initOpenGL()) {
free();
result = false;
}
}
mInitialized = result;
#else
XVisualInfo *vi;
Colormap cmap;
int i, dpyWidth, dpyHeight;
int glxMajor, glxMinor, vmMajor, vmMinor;
XF86VidModeModeInfo **modes;
int modeNum, bestMode;
Atom wmDelete;
Window winDummy;
unsigned int borderDummy;
mFullscreen = fullscreen;
/* set best mode to current */
bestMode = 0;
/* get a connection */
mDisplay = XOpenDisplay(0);
mScreen = DefaultScreen(mDisplay);
XF86VidModeQueryVersion(mDisplay, &vmMajor, &vmMinor);
XF86VidModeGetAllModeLines(mDisplay, mScreen, &modeNum, &modes);
/* save desktop-resolution before switching modes */
mDeskMode = *modes[0];
/* look for mode with requested resolution */
for (i = 0; i < modeNum; i++)
{
if ((modes[i]->hdisplay == width) && (modes[i]->vdisplay == height))
bestMode = i;
}
/* get an appropriate visual */
vi = glXChooseVisual(mDisplay, mScreen, attrListDbl);
if (vi == NULL)
{
vi = glXChooseVisual(mDisplay, mScreen, attrListSgl);
mDoubleBuffered = False;
}
else
{
mDoubleBuffered = True;
}
glXQueryVersion(mDisplay, &glxMajor, &glxMinor);
Debug::Log("GLX-Version %d.%d\n", glxMajor, glxMinor);
/* create a GLX context */
mCtx = glXCreateContext(mDisplay, vi, 0, GL_TRUE);
/* create a color map */
cmap = XCreateColormap(mDisplay, RootWindow(mDisplay, vi->screen),
vi->visual, AllocNone);
mWinAttr.colormap = cmap;
mWinAttr.border_pixel = 0;
if(fullscreen)
{
/* switch to fullscreen */
XF86VidModeSwitchToMode(mDisplay, mScreen, modes[bestMode]);
XF86VidModeSetViewPort(mDisplay, mScreen, 0, 0);
dpyWidth = modes[bestMode]->hdisplay;
dpyHeight = modes[bestMode]->vdisplay;
XFree(modes);
/* set window attributes */
mWinAttr.override_redirect = True;
mWinAttr.event_mask = ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
StructureNotifyMask;
mWindow = XCreateWindow(mDisplay, RootWindow(mDisplay, vi->screen),
0, 0, dpyWidth, dpyHeight, 0, vi->depth, InputOutput, vi->visual,
CWBorderPixel | CWColormap | CWEventMask | CWOverrideRedirect,
&mWinAttr);
XWarpPointer(mDisplay, None, mWindow, 0, 0, 0, 0, 0, 0);
XMapRaised(mDisplay, mWindow);
XGrabKeyboard(mDisplay, mWindow, True, GrabModeAsync,
GrabModeAsync, CurrentTime);
XGrabPointer(mDisplay, mWindow, True, ButtonPressMask,
GrabModeAsync, GrabModeAsync, mWindow, None, CurrentTime);
}
else
{
/* create a window in window mode*/
mWinAttr.event_mask = ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
StructureNotifyMask;
mWindow = XCreateWindow(mDisplay, RootWindow(mDisplay, vi->screen),
0, 0, width, height, 0, vi->depth, InputOutput, vi->visual,
CWBorderPixel | CWColormap | CWEventMask, &mWinAttr);
/* only set window title and handle wm_delete_events if in windowed mode */
wmDelete = XInternAtom(mDisplay, "WM_DELETE_WINDOW", True);
XSetWMProtocols(mDisplay, mWindow, &wmDelete, 1);
XSetStandardProperties(mDisplay, mWindow, title,
title, None, NULL, 0, NULL);
XMapRaised(mDisplay, mWindow);
}
/* connect the glx-context to the window */
glXMakeCurrent(mDisplay, mWindow, mCtx);
initOpenGL();
mInitialized = true;
#endif
}
Error ContextGL_X11::initialize() {
GLXCREATECONTEXTATTRIBSARBPROC glXCreateContextAttribsARB = NULL;
// const char *extensions = glXQueryExtensionsString(x11_display, DefaultScreen(x11_display));
glXCreateContextAttribsARB = (GLXCREATECONTEXTATTRIBSARBPROC)glXGetProcAddress((const GLubyte*)"glXCreateContextAttribsARB");
ERR_FAIL_COND_V( !glXCreateContextAttribsARB, ERR_UNCONFIGURED );
static int visual_attribs[] = {
GLX_RENDER_TYPE, GLX_RGBA_BIT,
GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT,
GLX_DOUBLEBUFFER, true,
GLX_RED_SIZE, 1,
GLX_GREEN_SIZE, 1,
GLX_BLUE_SIZE, 1,
GLX_DEPTH_SIZE, 24,
None
};
int fbcount;
GLXFBConfig *fbc = glXChooseFBConfig(x11_display, DefaultScreen(x11_display), visual_attribs, &fbcount);
ERR_FAIL_COND_V(!fbc,ERR_UNCONFIGURED);
XVisualInfo *vi = glXGetVisualFromFBConfig(x11_display, fbc[0]);
XSetWindowAttributes swa;
swa.colormap = XCreateColormap(x11_display, RootWindow(x11_display, vi->screen), vi->visual, AllocNone);
swa.border_pixel = 0;
swa.event_mask = StructureNotifyMask;
/*
char* windowid = getenv("GODOT_WINDOWID");
if (windowid) {
//freopen("/home/punto/stdout", "w", stdout);
//reopen("/home/punto/stderr", "w", stderr);
x11_window = atol(windowid);
} else {
*/
x11MotivHints.flags = 2;
x11MotivHints.decorations = 0;
xiaNewProperty = XInternAtom( x11_display,"_MOTIF_WM_HINTS", True );
vidModeBest = 0;
vidModeCount = 0;
windowWidth = 1024;
windowHeight = 768;
dpyWidth = 0;
dpyHeight = 0;
screenBackup = vi->screen;
XF86VidModeGetAllModeLines( x11_display, vi->screen, &vidModeCount, &vidModes );
printf("Debug: vidModeCount=%d\n", vidModeCount );
desktopMode = *vidModes[ 0 ];
for ( int i = 0; i < vidModeCount; i++ ){
if (( vidModes[i]->hdisplay == windowWidth) && ( vidModes[i]->vdisplay == windowHeight ))
vidModeBest = i;
}
printf("vidModeBest=%d\n",vidModeBest);
glXQueryVersion( x11_display, &glxMajor, &glxMinor );
printf( "Debug: GLX-Version %d.%d\n", glxMajor, glxMinor );
context = glXCreateContext( x11_display, vi, 0, GL_TRUE );
cmap = XCreateColormap( x11_display, RootWindow( x11_display, vi->screen ), vi->visual, AllocNone );
winAttr.colormap = cmap;
winAttr.border_pixel = 0;
XChangeProperty( x11_display, RootWindow( x11_display, vi->screen ), xiaNewProperty, xiaNewProperty, 32, PropModeReplace, ( unsigned char * ) &x11MotivHints, 5 );
XF86VidModeSwitchToMode( x11_display, vi->screen, vidModes[ vidModeBest ] );
XF86VidModeSetViewPort( x11_display, vi->screen, 0, 0 );
XMoveResizeWindow( x11_display, RootWindow( x11_display, vi->screen ), 0, 0, OS::get_singleton()->get_video_mode().width, OS::get_singleton()->get_video_mode().height );
XMapRaised( x11_display, RootWindow( x11_display, vi->screen ) );
dpyWidth = vidModes[vidModeBest]->hdisplay;
dpyHeight = vidModes[vidModeBest]->vdisplay;
XFree(vidModes);
winAttr.override_redirect = True;
winAttr.event_mask = ExposureMask | KeyPressMask | ButtonPressMask | StructureNotifyMask;
x11_window = XCreateWindow( x11_display,
RootWindow( x11_display, vi->screen ),
0, 0,
dpyWidth, dpyHeight,
0,
vi->depth,
InputOutput,
vi->visual,
CWBorderPixel | CWColormap | CWEventMask | CWOverrideRedirect, &winAttr );
XWarpPointer( x11_display,
None,
x11_window,
0, 0, 0, 0, 0, 0 );
XMapRaised( x11_display, x11_window );
XGrabKeyboard( x11_display, x11_window,
True,
GrabModeAsync, GrabModeAsync,
CurrentTime );
XGrabPointer( x11_display, x11_window,
True, ButtonPressMask,
GrabModeAsync, GrabModeAsync,
x11_window,
None,
CurrentTime );
//x11_window = XCreateWindow(x11_display, RootWindow(x11_display, vi->screen), 0, 0, OS::get_singleton()->get_video_mode().width, OS::get_singleton()->get_video_mode().height, 0, vi->depth, InputOutput, vi->visual, CWBorderPixel|CWColormap|CWEventMask, &swa);
ERR_FAIL_COND_V(!x11_window,ERR_UNCONFIGURED);
XMapWindow(x11_display, x11_window);
while(true) {
// wait for mapnotify (window created)
XEvent e;
XNextEvent(x11_display, &e);
if (e.type == MapNotify)
break;
}
//};
if (!OS::get_singleton()->get_video_mode().resizable) {
XSizeHints *xsh;
xsh = XAllocSizeHints();
xsh->flags = PMinSize | PMaxSize;
xsh->min_width = OS::get_singleton()->get_video_mode().width;
xsh->max_width = OS::get_singleton()->get_video_mode().width;
xsh->min_height = OS::get_singleton()->get_video_mode().height;
xsh->max_height = OS::get_singleton()->get_video_mode().height;
XSetWMNormalHints(x11_display, x11_window, xsh);
}
if (!opengl_3_context) {
//oldstyle context:
p->glx_context = glXCreateContext(x11_display, vi, 0, GL_TRUE);
} else {
static int context_attribs[] = {
GLX_CONTEXT_MAJOR_VERSION_ARB, 3,
GLX_CONTEXT_MINOR_VERSION_ARB, 0,
None
};
p->glx_context = glXCreateContextAttribsARB(x11_display, fbc[0], NULL, true, context_attribs);
ERR_FAIL_COND_V(!p->glx_context,ERR_UNCONFIGURED);
}
glXMakeCurrent(x11_display, x11_window, p->glx_context);
/*
glWrapperInit(wrapper_get_proc_address);
glFlush();
glXSwapBuffers(x11_display,x11_window);
*/
//glXMakeCurrent(x11_display, None, NULL);
return OK;
}
void _glfwSetVideoModeMODE(int mode, int rate)
{
if (_glfwLibrary.X11.RandR.available)
{
#if defined(_GLFW_HAS_XRANDR)
XRRScreenConfiguration* sc;
Window root;
root = _glfwLibrary.X11.root;
sc = XRRGetScreenInfo(_glfwLibrary.X11.display, root);
// Remember old size and flag that we have changed the mode
if (!_glfwLibrary.X11.FS.modeChanged)
{
_glfwLibrary.X11.FS.oldSizeID = XRRConfigCurrentConfiguration(sc, &_glfwLibrary.X11.FS.oldRotation);
_glfwLibrary.X11.FS.oldWidth = DisplayWidth(_glfwLibrary.X11.display,
_glfwLibrary.X11.screen);
_glfwLibrary.X11.FS.oldHeight = DisplayHeight(_glfwLibrary.X11.display,
_glfwLibrary.X11.screen);
_glfwLibrary.X11.FS.modeChanged = GL_TRUE;
}
if (rate > 0)
{
// Set desired configuration
XRRSetScreenConfigAndRate(_glfwLibrary.X11.display,
sc,
root,
mode,
RR_Rotate_0,
(short) rate,
CurrentTime);
}
else
{
// Set desired configuration
XRRSetScreenConfig(_glfwLibrary.X11.display,
sc,
root,
mode,
RR_Rotate_0,
CurrentTime);
}
XRRFreeScreenConfigInfo(sc);
#endif /*_GLFW_HAS_XRANDR*/
}
else if (_glfwLibrary.X11.VidMode.available)
{
#if defined(_GLFW_HAS_XF86VIDMODE)
XF86VidModeModeInfo **modelist;
int modecount;
// Get a list of all available display modes
XF86VidModeGetAllModeLines(_glfwLibrary.X11.display,
_glfwLibrary.X11.screen,
&modecount, &modelist);
// Unlock mode switch if necessary
if (_glfwLibrary.X11.FS.modeChanged)
{
XF86VidModeLockModeSwitch(_glfwLibrary.X11.display,
_glfwLibrary.X11.screen,
0);
}
// Change the video mode to the desired mode
XF86VidModeSwitchToMode(_glfwLibrary.X11.display,
_glfwLibrary.X11.screen,
modelist[mode]);
// Set viewport to upper left corner (where our window will be)
XF86VidModeSetViewPort(_glfwLibrary.X11.display,
_glfwLibrary.X11.screen,
0, 0);
// Lock mode switch
XF86VidModeLockModeSwitch(_glfwLibrary.X11.display,
_glfwLibrary.X11.screen,
1);
// Remember old mode and flag that we have changed the mode
if (!_glfwLibrary.X11.FS.modeChanged)
{
_glfwLibrary.X11.FS.oldMode = *modelist[0];
_glfwLibrary.X11.FS.modeChanged = GL_TRUE;
}
XFree(modelist);
#endif /*_GLFW_HAS_XF86VIDMODE*/
}
}
/*
===============
GLX_Init
===============
*/
int GLX_Init(glimpParms_t a)
{
int attrib[] =
{
GLX_RGBA, // 0
GLX_RED_SIZE, 8, // 1, 2
GLX_GREEN_SIZE, 8, // 3, 4
GLX_BLUE_SIZE, 8, // 5, 6
GLX_DOUBLEBUFFER, // 7
GLX_DEPTH_SIZE, 24, // 8, 9
GLX_STENCIL_SIZE, 8, // 10, 11
GLX_ALPHA_SIZE, 8, // 12, 13
None
};
// these match in the array
#define ATTR_RED_IDX 2
#define ATTR_GREEN_IDX 4
#define ATTR_BLUE_IDX 6
#define ATTR_DEPTH_IDX 9
#define ATTR_STENCIL_IDX 11
#define ATTR_ALPHA_IDX 13
Window root;
XVisualInfo *visinfo;
XSetWindowAttributes attr;
XSizeHints sizehints;
unsigned long mask;
int colorbits, depthbits, stencilbits;
int tcolorbits, tdepthbits, tstencilbits;
int actualWidth, actualHeight;
int i;
const char *glstring;
if ( !GLimp_OpenDisplay() )
{
return false;
}
common->Printf( "Initializing OpenGL display\n" );
root = RootWindow( dpy, scrnum );
actualWidth = glConfig.vidWidth;
actualHeight = glConfig.vidHeight;
// Get video mode list
if ( !XF86VidModeQueryVersion( dpy, &vidmode_MajorVersion, &vidmode_MinorVersion ) )
{
vidmode_ext = false;
common->Printf("XFree86-VidModeExtension not available\n");
}
else
{
vidmode_ext = true;
common->Printf("Using XFree86-VidModeExtension Version %d.%d\n",
vidmode_MajorVersion, vidmode_MinorVersion);
}
GLX_TestDGA();
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 ( a.fullScreen )
{
best_dist = 9999999;
best_fit = -1;
for (i = 0; i < num_vidmodes; i++)
{
if (a.width > vidmodes[i]->hdisplay ||
a.height > vidmodes[i]->vdisplay)
continue;
x = a.width - vidmodes[i]->hdisplay;
y = a.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
// FIXME: center?
XF86VidModeSetViewPort(dpy, scrnum, 0, 0);
common->Printf( "Free86-VidModeExtension Activated at %dx%d\n", actualWidth, actualHeight );
}
else
{
a.fullScreen = false;
common->Printf( "Free86-VidModeExtension: No acceptable modes found\n" );
}
}
else
{
common->Printf( "XFree86-VidModeExtension: not fullscreen, ignored\n" );
}
}
// color, depth and stencil
colorbits = 24;
depthbits = 24;
stencilbits = 8;
for (i = 0; i < 16; i++)
{
// 0 - default
// 1 - minus colorbits
// 2 - minus depthbits
// 3 - minus stencil
if ((i % 4) == 0 && i)
{
// one pass, reduce
switch (i / 4)
{
case 2:
if (colorbits == 24)
colorbits = 16;
break;
case 1:
if (depthbits == 24)
depthbits = 16;
else if (depthbits == 16)
depthbits = 8;
case 3:
if (stencilbits == 24)
stencilbits = 16;
else if (stencilbits == 16)
stencilbits = 8;
}
}
tcolorbits = colorbits;
tdepthbits = depthbits;
tstencilbits = stencilbits;
if ((i % 4) == 3) // reduce colorbits
{
if (tcolorbits == 24)
tcolorbits = 16;
}
if ((i % 4) == 2) // reduce depthbits
{
if (tdepthbits == 24)
tdepthbits = 16;
else if (tdepthbits == 16)
tdepthbits = 8;
}
if ((i % 4) == 1) // reduce stencilbits
{
if (tstencilbits == 24)
tstencilbits = 16;
else if (tstencilbits == 16)
tstencilbits = 8;
else
tstencilbits = 0;
}
if (tcolorbits == 24)
{
attrib[ATTR_RED_IDX] = 8;
attrib[ATTR_GREEN_IDX] = 8;
attrib[ATTR_BLUE_IDX] = 8;
}
else
{
// must be 16 bit
attrib[ATTR_RED_IDX] = 4;
attrib[ATTR_GREEN_IDX] = 4;
attrib[ATTR_BLUE_IDX] = 4;
}
attrib[ATTR_DEPTH_IDX] = tdepthbits; // default to 24 depth
attrib[ATTR_STENCIL_IDX] = tstencilbits;
visinfo = qglXChooseVisual(dpy, scrnum, attrib);
if (!visinfo)
{
continue;
}
common->Printf( "Using %d/%d/%d Color bits, %d Alpha bits, %d depth, %d stencil display.\n",
attrib[ATTR_RED_IDX], attrib[ATTR_GREEN_IDX],
attrib[ATTR_BLUE_IDX], attrib[ATTR_ALPHA_IDX],
attrib[ATTR_DEPTH_IDX],
attrib[ATTR_STENCIL_IDX]);
glConfig.colorBits = tcolorbits;
glConfig.depthBits = tdepthbits;
glConfig.stencilBits = tstencilbits;
break;
}
if (!visinfo)
{
common->Printf("Couldn't get a visual\n");
return false;
}
// window attributes
attr.background_pixel = BlackPixel(dpy, scrnum);
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,
actualWidth, actualHeight,
0, visinfo->depth, InputOutput,
visinfo->visual, mask, &attr);
XStoreName(dpy, win, GAME_NAME);
// don't let the window be resized
// FIXME: allow resize (win32 does)
sizehints.flags = PMinSize | PMaxSize;
sizehints.min_width = sizehints.max_width = actualWidth;
sizehints.min_height = sizehints.max_height = actualHeight;
XSetWMNormalHints(dpy, win, &sizehints);
XMapWindow( dpy, win );
if ( vidmode_active )
{
XMoveWindow( dpy, win, 0, 0 );
}
XFlush(dpy);
XSync(dpy, False);
ctx = qglXCreateContext(dpy, visinfo, NULL, True);
XSync(dpy, False);
// Free the visinfo after we're done with it
XFree(visinfo);
qglXMakeCurrent(dpy, win, ctx);
glstring = (const char *) qglGetString(GL_RENDERER);
common->Printf("GL_RENDERER: %s\n", glstring);
glstring = (const char *) qglGetString(GL_EXTENSIONS);
common->Printf("GL_EXTENSIONS: %s\n", glstring);
// FIXME: here, software GL test
glConfig.isFullscreen = a.fullScreen;
if ( glConfig.isFullscreen )
{
Sys_GrabMouseCursor( true );
}
return true;
}
/*
===========
IN_ProcessEvents
===========
*/
void IN_ProcessEvents (void)
{
// handle the mouse state when windowed if that's changed
if (!vidmode_fullscreen)
{
if ( key_dest == key_game && !mouse_grab_active && vid_activewindow )
// if ( key_dest != key_console && !mouse_grab_active && vid_activewindow )
{
IN_GrabMouse ();
}
else if ( key_dest != key_game && mouse_grab_active )
// else if ( key_dest == key_console && mouse_grab_active )
{
IN_UngrabMouse ();
}
}
// getting and handle events
{
XEvent x_event;
static qboolean active = true;
if (!x_disp)
return;
while (XPending(x_disp))
{
XNextEvent(x_disp, &x_event);
switch (x_event.type)
{
case KeyPress: // key pressed
case KeyRelease: // key released
Key_Event(XLateKey(&x_event.xkey), x_event.type == KeyPress);
break;
case MotionNotify: // mouse moved
if (mouse_grab_active)
{
if (dga_mouse_active)
{
mouse_x += (float)x_event.xmotion.x_root;
mouse_y += (float)x_event.xmotion.y_root;
}
else
{
mouse_x = (float)x_event.xmotion.x - (float)(vid.width / 2);
mouse_y = (float)x_event.xmotion.y - (float)(vid.height / 2);
if (mouse_x || mouse_y) // do warp
{
// move the mouse to the window center again
XWarpPointer(x_disp, None, x_win, 0, 0, 0, 0, vid.width / 2, vid.height / 2);
}
}
}
break;
case ButtonPress: // mouse button pressed
case ButtonRelease: // mouse button released
switch (x_event.xbutton.button)
{
case 1:
Key_Event (K_MOUSE1, x_event.type == ButtonPress);
break;
case 2:
Key_Event (K_MOUSE3, x_event.type == ButtonPress);
break;
case 3:
Key_Event (K_MOUSE2, x_event.type == ButtonPress);
break;
case 4:
Key_Event (K_MWHEELUP, x_event.type == ButtonPress);
break;
case 5:
Key_Event (K_MWHEELDOWN, x_event.type == ButtonPress);
break;
case 6:
Key_Event (K_MOUSE4, x_event.type == ButtonPress);
break;
case 7:
Key_Event (K_MOUSE5, x_event.type == ButtonPress);
break;
case 8:
Key_Event (K_MOUSE6, x_event.type == ButtonPress);
break;
case 9:
Key_Event (K_MOUSE7, x_event.type == ButtonPress);
break;
case 10:
Key_Event (K_MOUSE8, x_event.type == ButtonPress);
break;
}
break;
case CreateNotify: // window created
window_x = x_event.xcreatewindow.x;
window_y = x_event.xcreatewindow.y;
window_width = x_event.xcreatewindow.width;
window_height = x_event.xcreatewindow.height;
break;
case ConfigureNotify: // window changed size/location
window_x = x_event.xconfigure.x;
window_y = x_event.xconfigure.y;
window_width = x_event.xconfigure.width;
window_height = x_event.xconfigure.height;
// check for resize
if (!vidmode_fullscreen)
{
if (window_width < 320)
window_width = 320;
if (window_height < 200)
window_height = 200;
vid.width = window_width;
vid.height = window_height;
vid.conwidth = vid.width;
vid.conheight = vid.height;
vid.recalc_refdef = true; // force a surface cache flush
}
break;
case DestroyNotify: // window has been destroyed
Sys_Quit (0);
break;
case ClientMessage: // window manager messages
if ((x_event.xclient.format == 32) && ((unsigned int)x_event.xclient.data.l[0] == wm_delete_window_atom))
Sys_Quit (0);
break;
case MapNotify: // window restored
case UnmapNotify: // window iconified/rolledup/whatever
vid_hiddenwindow = (x_event.type == UnmapNotify);
case FocusIn: // window is now the input focus
case FocusOut: // window is no longer the input focus
switch (x_event.xfocus.mode)
{
case NotifyNormal:
case NotifyGrab:
case NotifyUngrab:
vid_activewindow = (x_event.type == FocusIn);
break;
}
if(vidmode_fullscreen)
{
if(x_event.type == MapNotify)
{
// set our video mode
XF86VidModeSwitchToMode(x_disp, scrnum, &game_vidmode);
// move the viewport to top left
XF86VidModeSetViewPort(x_disp, scrnum, 0, 0);
}
else if(x_event.type == UnmapNotify)
{
// set our video mode
XF86VidModeSwitchToMode(x_disp, scrnum, &init_vidmode);
}
}
else //if (!vidmode_fullscreen)
{
// enable/disable sound, set/restore gamma and grab/ungrab keyb
// on focus gain/loss
if (vid_activewindow && !vid_hiddenwindow && !active)
{
S_UnblockSound ();
S_ClearBuffer ();
VID_Gamma_Set ();
IN_GrabKeyboard();
active = true;
}
else if (active)
{
S_BlockSound ();
S_ClearBuffer ();
VID_Gamma_Restore ();
IN_UngrabKeyboard();
active = false;
}
}
// fix the leftover Alt from any Alt-Tab or the like that switched us away
Key_ClearStates ();
break;
case EnterNotify: // mouse entered window
case LeaveNotify: // mouse left window
vid_notifywindow = (x_event.type == EnterNotify);
break;
}
}
}
}
bool fxwt::init_graphics(GraphicsInitParameters *gparams) {
Display *dpy;
Window win;
info("Initializing GLX");
if(!(dpy = XOpenDisplay(0))) {
error("Could not connect to the X server");
return false;
}
int screen = DefaultScreen(dpy);
Window root_win = RootWindow(dpy, screen);
info("Trying to set video mode %dx%dx%d, d:%d s:%d %s", gparams->x, gparams->y, gparams->bpp, gparams->depth_bits, gparams->stencil_bits, gparams->fullscreen ? "fullscreen" : "windowed");
// determine color bits
int color_bits = 1;
if(!(gparams->dont_care_flags & DONT_CARE_BPP)) {
switch(gparams->bpp) {
case 32:
case 24:
color_bits = 8;
break;
case 16:
case 15:
color_bits = 5;
break;
case 12:
color_bits = 4;
break;
default:
error("%s: Tried to set unsupported pixel format: %d bpp", __func__, gparams->bpp);
}
}
// determine stencil bits
int stencil_bits = gparams->stencil_bits;
if(gparams->dont_care_flags & DONT_CARE_STENCIL) {
stencil_bits = 1;
}
// determine zbuffer bits
int zbits = gparams->depth_bits == 32 ? 24 : gparams->depth_bits;
if(gparams->dont_care_flags & DONT_CARE_BPP) {
zbits = 1;
}
int glx_attrib[] = {
GLX_RGBA, GLX_DOUBLEBUFFER,
GLX_RED_SIZE, color_bits,
GLX_GREEN_SIZE, color_bits,
GLX_BLUE_SIZE, color_bits,
GLX_DEPTH_SIZE, zbits,
GLX_STENCIL_SIZE, stencil_bits,
None
};
XVisualInfo *vis_info;
if(!(vis_info = glXChooseVisual(dpy, screen, glx_attrib))) {
error("%s: Could not set requested video mode", __func__);
XCloseDisplay(dpy);
return false;
}
// check the video mode we got
int arbits, agbits, abbits, azbits, astencilbits;
glXGetConfig(dpy, vis_info, GLX_RED_SIZE, &arbits);
glXGetConfig(dpy, vis_info, GLX_GREEN_SIZE, &agbits);
glXGetConfig(dpy, vis_info, GLX_BLUE_SIZE, &abbits);
glXGetConfig(dpy, vis_info, GLX_DEPTH_SIZE, &azbits);
glXGetConfig(dpy, vis_info, GLX_STENCIL_SIZE, &astencilbits);
info("Initialized video mode:");
info(" bpp: %d (%d%d%d)", arbits + agbits + abbits, arbits, agbits, abbits);
info("zbuffer: %d", azbits);
info("stencil: %d", astencilbits);
/* if the dont_care_flags does not contain DONT_CARE_BPP and our color bits
* does not match, we should return failure, however we test against
* the difference allowing a +/-1 difference in order to allow for 16bpp
* formats of either 565 or 555 and consider them equal.
*/
if(!(gparams->dont_care_flags & DONT_CARE_BPP) && abs(arbits - color_bits) > 1 && abs(agbits - color_bits) > 1 && abs(abbits - color_bits) > 1) {
error("%s: Could not set requested exact bpp mode", __func__);
XFree(vis_info);
XCloseDisplay(dpy);
return false;
}
// now if we don't have DONT_CARE_DEPTH in the dont_care_flags check for
// exact depth buffer format, however consider 24 and 32 bit the same
if(!(gparams->dont_care_flags & DONT_CARE_DEPTH) && azbits != zbits) {
if(!(zbits == 32 && azbits == 24 || zbits == 24 && azbits == 32)) {
error("%s: Could not set requested exact zbuffer depth", __func__);
XFree(vis_info);
XCloseDisplay(dpy);
return false;
}
}
// if we don't have DONT_CARE_STENCIL make sure we have the stencil format
// that was asked.
if(!(gparams->dont_care_flags & DONT_CARE_STENCIL) && astencilbits != gparams->stencil_bits) {
error("%s: Could not set exact stencil format", __func__);
XFree(vis_info);
XCloseDisplay(dpy);
return false;
}
// everything is ok, create the context
if(!(glx_ctx = glXCreateContext(dpy, vis_info, 0, True))) {
error("%s: Failed to create GLX context", __func__);
XFree(vis_info);
XCloseDisplay(dpy);
return false;
}
XSetWindowAttributes xattr;
xattr.background_pixel = xattr.border_pixel = BlackPixel(dpy, screen);
xattr.colormap = XCreateColormap(dpy, root_win, vis_info->visual, AllocNone);
if(gparams->fullscreen) {
// TODO: also test for "XFree86-VidModeExtension"
#ifdef USE_XF86VIDMODE
info("Using XF86VidMode extension for fullscreen resolution switch.");
XF86VidModeModeInfo **modes;
XF86VidModeModeInfo *vid_mode = 0;
int mode_count;
XF86VidModeGetAllModeLines(dpy, screen, &mode_count, &modes);
orig_mode = *modes[0];
for(int i=0; i<mode_count; i++) {
if(modes[i]->hdisplay == gparams->x && modes[i]->vdisplay == gparams->y) {
vid_mode = modes[i];
}
}
if(!vid_mode) {
error("Could not set requested video mode");
XFree(modes);
XFree(vis_info);
XCloseDisplay(dpy);
return -1;
}
XF86VidModeSwitchToMode(dpy, screen, vid_mode);
XF86VidModeSetViewPort(dpy, screen, 0, 0);
XFree(modes);
xattr.override_redirect = True;
win = XCreateWindow(dpy, root_win, 0, 0, gparams->x, gparams->y, 0, vis_info->depth,
InputOutput, vis_info->visual, CWColormap | CWBackPixel | CWBorderPixel | CWOverrideRedirect, &xattr);
XWarpPointer(dpy, None, win, 0, 0, 0, 0, 0, 0);
XMapRaised(dpy, win);
XGrabKeyboard(dpy, win, True, GrabModeAsync, GrabModeAsync, CurrentTime);
XGrabPointer(dpy, win, True, ButtonPressMask, GrabModeAsync, GrabModeAsync, win, None, CurrentTime);
#else
info("Resolution switching is not compiled or not supported by the X server, using a full-screen window.");
XWindowAttributes root_attr;
XGetWindowAttributes(dpy, root_win, &root_attr);
gparams->x = root_attr.width;
gparams->y = root_attr.height;
xattr.override_redirect = True;
win = XCreateWindow(dpy, root_win, 0, 0, gparams->x, gparams->y, 0, vis_info->depth,
InputOutput, vis_info->visual, CWColormap | CWBackPixel | CWBorderPixel | CWOverrideRedirect, &xattr);
XWarpPointer(dpy, None, win, 0, 0, 0, 0, 0, 0);
XMapRaised(dpy, win);
XGrabKeyboard(dpy, win, True, GrabModeAsync, GrabModeAsync, CurrentTime);
XGrabPointer(dpy, win, True, ButtonPressMask, GrabModeAsync, GrabModeAsync, win, None, CurrentTime);
#endif // USE_XF86VIDMODE
fullscreen = true;
} else {
win = XCreateWindow(dpy, root_win, 0, 0, gparams->x, gparams->y, 0, vis_info->depth,
InputOutput, vis_info->visual, CWColormap | CWBackPixel | CWBorderPixel, &xattr);
}
long events = ExposureMask | StructureNotifyMask | KeyPressMask; // expose and key events
events |= ButtonPressMask | ButtonReleaseMask | PointerMotionMask; // mouse events
XSelectInput(dpy, win, events);
// set WM cooperation settings
Atom wm_delete = XInternAtom(dpy, "WM_DELETE_WINDOW", True);
XSetWMProtocols(dpy, win, &wm_delete, 1);
XTextProperty tp_wname;
static char *win_title = "3dengfx/X";
XStringListToTextProperty(&win_title, 1, &tp_wname);
XSetWMName(dpy, win, &tp_wname);
XFree(tp_wname.value);
XClassHint class_hint;
class_hint.res_name = "3dengfx";
class_hint.res_class = "3dengfx_graphics";
XSetClassHint(dpy, win, &class_hint);
XFree(vis_info);
if(glXMakeCurrent(dpy, win, glx_ctx) == False) {
error("%s: Failed to make the GLX context current", __func__);
glXDestroyContext(dpy, glx_ctx);
XDestroyWindow(dpy, win);
XCloseDisplay(dpy);
return false;
}
if(!glXIsDirect(dpy, glx_ctx)) {
warning("using indirect rendering, which might be slow...");
}
XMapWindow(dpy, win);
XFlush(dpy);
fxwt_x_dpy = dpy;
fxwt_x_win = win;
return true;
}