protected override void Dispose(bool manual)
{
if (manual)
{
// Reset the scanout region
LinuxWindowInfo wnd = WindowInfo as LinuxWindowInfo;
if (wnd != null)
{
unsafe
{
int connector_id = wnd.DisplayDevice.pConnector->connector_id;
ModeInfo mode = wnd.DisplayDevice.OriginalMode;
Drm.ModeSetCrtc(fd,
wnd.DisplayDevice.pCrtc->crtc_id,
wnd.DisplayDevice.pCrtc->buffer_id,
wnd.DisplayDevice.pCrtc->x,
wnd.DisplayDevice.pCrtc->y,
&connector_id,
1,
&mode);
}
}
}
base.Dispose(manual);
}
private unsafe static void GetModes(LinuxDisplay display, DisplayResolution[] modes, out DisplayResolution current)
{
int mode_count = display.pConnector->count_modes;
Debug.Print("[KMS] Display supports {0} mode(s)", mode_count);
for (int i = 0; i < mode_count; i++)
{
ModeInfo *mode = display.pConnector->modes + i;
if (mode != null)
{
Debug.Print("Mode {0}: {1}x{2} @{3}", i,
mode->hdisplay, mode->vdisplay, mode->vrefresh);
DisplayResolution res = GetDisplayResolution(mode);
modes[i] = res;
}
}
if (display.pCrtc->mode_valid != 0)
{
ModeInfo cmode = display.pCrtc->mode;
current = GetDisplayResolution(&cmode);
}
else
{
current = GetDisplayResolution(display.pConnector->modes);
}
Debug.Print("Current mode: {0}", current.ToString());
}
public LinuxDisplay(int fd, IntPtr c, IntPtr e, IntPtr r)
{
FD = fd;
Connector = c;
Encoder = e;
Crtc = r;
unsafe
{
OriginalMode = pCrtc->mode; // in case we change resolution later on
}
}
public override bool TryRestoreResolution(DisplayDevice device)
{
unsafe
{
LinuxDisplay display = (LinuxDisplay)device.Id;
ModeInfo mode = display.OriginalMode;
int connector_id = display.pConnector->connector_id;
return(Drm.ModeSetCrtc(FD, display.Id, 0, 0, 0,
&connector_id, 1, &mode) == 0);
}
}
public LinuxDisplay(int fd, IntPtr c, IntPtr e, IntPtr r)
{
FD = fd;
Connector = c;
Encoder = e;
Crtc = r;
unsafe
{
OriginalMode = pCrtc->mode; // in case we change resolution later on
}
}
unsafe static DisplayResolution GetDisplayResolution(ModeInfo* mode)
{
return new DisplayResolution(
0, 0,
mode->hdisplay, mode->vdisplay,
32, // This is actually part of the framebuffer, not the DisplayResolution
mode->vrefresh);
}
unsafe public static extern int ModeSetCrtc(int fd, int crtcId, int bufferId,
int x, int y, int* connectors, int count, ModeInfo* mode);