void xf_xdamage_init(xfInfo* xfi)
{
int damage_event;
int damage_error;
int major, minor;
XGCValues values;
if (XDamageQueryExtension(xfi->display, &damage_event, &damage_error) == 0)
{
fprintf(stderr, "XDamageQueryExtension failed\n");
return;
}
XDamageQueryVersion(xfi->display, &major, &minor);
if (XDamageQueryVersion(xfi->display, &major, &minor) == 0)
{
fprintf(stderr, "XDamageQueryVersion failed\n");
return;
}
else if (major < 1)
{
fprintf(stderr, "XDamageQueryVersion failed: major:%d minor:%d\n", major, minor);
return;
}
xfi->xdamage_notify_event = damage_event + XDamageNotify;
xfi->xdamage = XDamageCreate(xfi->display, xfi->root_window, XDamageReportDeltaRectangles);
if (xfi->xdamage == None)
{
fprintf(stderr, "XDamageCreate failed\n");
return;
}
#ifdef WITH_XFIXES
xfi->xdamage_region = XFixesCreateRegion(xfi->display, NULL, 0);
if (xfi->xdamage_region == None)
{
fprintf(stderr, "XFixesCreateRegion failed\n");
XDamageDestroy(xfi->display, xfi->xdamage);
xfi->xdamage = None;
return;
}
#endif
values.subwindow_mode = IncludeInferiors;
xfi->xdamage_gc = XCreateGC(xfi->display, xfi->root_window, GCSubwindowMode, &values);
XSetFunction(xfi->display, xfi->xdamage_gc, GXcopy);
}
int x11_shadow_xinerama_init(x11ShadowSubsystem* subsystem)
{
#ifdef WITH_XINERAMA
int index;
int numMonitors;
int major, minor;
int xinerama_event;
int xinerama_error;
MONITOR_DEF* monitor;
XineramaScreenInfo* screen;
XineramaScreenInfo* screens;
if (!XineramaQueryExtension(subsystem->display, &xinerama_event, &xinerama_error))
return -1;
if (!XDamageQueryVersion(subsystem->display, &major, &minor))
return -1;
if (!XineramaIsActive(subsystem->display))
return -1;
screens = XineramaQueryScreens(subsystem->display, &numMonitors);
if (numMonitors > 16)
numMonitors = 16;
if (!screens || (numMonitors < 1))
return -1;
subsystem->monitorCount = numMonitors;
for (index = 0; index < numMonitors; index++)
{
screen = &screens[index];
monitor = &(subsystem->monitors[index]);
monitor->left = screen->x_org;
monitor->top = screen->y_org;
monitor->right = monitor->left + screen->width;
monitor->bottom = monitor->top + screen->height;
monitor->flags = (index == 0) ? 1 : 0;
}
XFree(screens);
#endif
return 1;
}
void
_ecore_x_damage_init(void)
{
#ifdef ECORE_XDAMAGE
_damage_major = 1;
_damage_minor = 0;
LOGFN(__FILE__, __LINE__, __FUNCTION__);
if (XDamageQueryVersion(_ecore_x_disp, &_damage_major, &_damage_minor))
_damage_available = EINA_TRUE;
else
_damage_available = EINA_FALSE;
#else /* ifdef ECORE_XDAMAGE */
_damage_available = EINA_FALSE;
#endif /* ifdef ECORE_XDAMAGE */
}
static GLboolean has_damage_post(Display *dpy)
{
static GLboolean inited = GL_FALSE;
static GLboolean has_damage;
if (!inited) {
int major, minor;
if (XDamageQueryVersion(dpy, &major, &minor) &&
major == 1 && minor >= 1)
{
has_damage = GL_TRUE;
} else {
has_damage = GL_FALSE;
}
inited = GL_TRUE;
}
return has_damage;
}
static int x11_shadow_xinerama_init(x11ShadowSubsystem* subsystem)
{
#ifdef WITH_XINERAMA
int major, minor;
int xinerama_event;
int xinerama_error;
x11_shadow_subsystem_base_init(subsystem);
if (!XineramaQueryExtension(subsystem->display, &xinerama_event, &xinerama_error))
return -1;
if (!XDamageQueryVersion(subsystem->display, &major, &minor))
return -1;
if (!XineramaIsActive(subsystem->display))
return -1;
return 1;
#else
return -1;
#endif
}
static int x11_shadow_xdamage_init(x11ShadowSubsystem* subsystem)
{
#ifdef WITH_XDAMAGE
int major, minor;
int damage_event;
int damage_error;
if (!subsystem->use_xfixes)
return -1;
if (!XDamageQueryExtension(subsystem->display, &damage_event, &damage_error))
return -1;
if (!XDamageQueryVersion(subsystem->display, &major, &minor))
return -1;
if (major < 1)
return -1;
subsystem->xdamage_notify_event = damage_event + XDamageNotify;
subsystem->xdamage = XDamageCreate(subsystem->display, subsystem->root_window, XDamageReportDeltaRectangles);
if (!subsystem->xdamage)
return -1;
#ifdef WITH_XFIXES
subsystem->xdamage_region = XFixesCreateRegion(subsystem->display, NULL, 0);
if (!subsystem->xdamage_region)
return -1;
#endif
return 1;
#else
return -1;
#endif
}
int x11_shadow_enum_monitors(MONITOR_DEF* monitors, int maxMonitors)
{
int index;
Display* display;
int displayWidth;
int displayHeight;
int numMonitors = 0;
MONITOR_DEF* monitor;
if (!getenv("DISPLAY"))
setenv("DISPLAY", ":0", 1);
display = XOpenDisplay(NULL);
if (!display)
{
WLog_ERR(TAG, "failed to open display: %s", XDisplayName(NULL));
return -1;
}
displayWidth = WidthOfScreen(DefaultScreenOfDisplay(display));
displayHeight = HeightOfScreen(DefaultScreenOfDisplay(display));
#ifdef WITH_XINERAMA
{
int major, minor;
int xinerama_event;
int xinerama_error;
XineramaScreenInfo* screen;
XineramaScreenInfo* screens;
if (XineramaQueryExtension(display, &xinerama_event, &xinerama_error) &&
XDamageQueryVersion(display, &major, &minor) && XineramaIsActive(display))
{
screens = XineramaQueryScreens(display, &numMonitors);
if (numMonitors > maxMonitors)
numMonitors = maxMonitors;
if (screens && (numMonitors > 0))
{
for (index = 0; index < numMonitors; index++)
{
screen = &screens[index];
monitor = &monitors[index];
monitor->left = screen->x_org;
monitor->top = screen->y_org;
monitor->right = monitor->left + screen->width;
monitor->bottom = monitor->top + screen->height;
monitor->flags = (index == 0) ? 1 : 0;
}
}
XFree(screens);
}
}
#endif
XCloseDisplay(display);
if (numMonitors < 1)
{
index = 0;
numMonitors = 1;
monitor = &monitors[index];
monitor->left = 0;
monitor->top = 0;
monitor->right = displayWidth;
monitor->bottom = displayHeight;
monitor->flags = 1;
}
return numMonitors;
}
bool MImXDamageExtension::queryVersion(int *major, int *minor) const
{
return XDamageQueryVersion(QX11Info::display(), major, minor) != 0;
}