new Dictionary<DisplayDevice, string>(); // Needed for ChangeDisplaySettingsEx
#region --- Constructors ---
/// <summary>Queries available display devices and display resolutions.</summary>
static WinDisplayDeviceDriver()
{
lock (display_lock)
{
// To minimize the need to add static methods to OpenTK.Graphics.DisplayDevice
// we only allow settings to be set through its constructor.
// Thus, we save all necessary parameters in temporary variables
// and construct the device when every needed detail is available.
// The main DisplayDevice constructor adds the newly constructed device
// to the list of available devices.
DisplayDevice opentk_dev;
DisplayResolution opentk_dev_current_res = null;
List<DisplayResolution> opentk_dev_available_res = new List<DisplayResolution>();
bool opentk_dev_primary = false;
int device_count = 0, mode_count = 0;
// Get available video adapters and enumerate all monitors
WindowsDisplayDevice dev1 = new WindowsDisplayDevice(), dev2 = new WindowsDisplayDevice();
while (Functions.EnumDisplayDevices(null, device_count++, dev1, 0))
{
if ((dev1.StateFlags & DisplayDeviceStateFlags.AttachedToDesktop) == DisplayDeviceStateFlags.None)
continue;
DeviceMode monitor_mode = new DeviceMode();
// The second function should only be executed when the first one fails
// (e.g. when the monitor is disabled)
if (Functions.EnumDisplaySettingsEx(dev1.DeviceName.ToString(), DisplayModeSettingsEnum.CurrentSettings, monitor_mode, 0) ||
Functions.EnumDisplaySettingsEx(dev1.DeviceName.ToString(), DisplayModeSettingsEnum.RegistrySettings, monitor_mode, 0))
{
opentk_dev_current_res = new DisplayResolution(
monitor_mode.Position.X, monitor_mode.Position.Y,
monitor_mode.PelsWidth, monitor_mode.PelsHeight,
monitor_mode.BitsPerPel, monitor_mode.DisplayFrequency);
opentk_dev_primary =
(dev1.StateFlags & DisplayDeviceStateFlags.PrimaryDevice) != DisplayDeviceStateFlags.None;
}
opentk_dev_available_res.Clear();
mode_count = 0;
while (Functions.EnumDisplaySettings(dev1.DeviceName.ToString(), mode_count++, monitor_mode))
{
DisplayResolution res = new DisplayResolution(
monitor_mode.Position.X, monitor_mode.Position.Y,
monitor_mode.PelsWidth, monitor_mode.PelsHeight,
monitor_mode.BitsPerPel, monitor_mode.DisplayFrequency);
opentk_dev_available_res.Add(res);
}
// Construct the OpenTK DisplayDevice through the accumulated parameters.
// The constructor will automatically add the DisplayDevice to the list
// of available devices.
opentk_dev = new DisplayDevice(
opentk_dev_current_res,
opentk_dev_primary,
opentk_dev_available_res,
opentk_dev_current_res.Bounds);
available_device_names.Add(opentk_dev, dev1.DeviceName);
}
}
}
public bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution)
{
DeviceMode mode = null;
if (resolution != null)
{
mode = new DeviceMode();
mode.PelsWidth = resolution.Width;
mode.PelsHeight = resolution.Height;
mode.BitsPerPel = resolution.BitsPerPixel;
mode.DisplayFrequency = (int)resolution.RefreshRate;
mode.Fields = Constants.DM_BITSPERPEL | Constants.DM_PELSWIDTH
| Constants.DM_PELSHEIGHT | Constants.DM_DISPLAYFREQUENCY;
}
return(Constants.DISP_CHANGE_SUCCESSFUL ==
API.ChangeDisplaySettingsEx(available_device_names[device], mode, IntPtr.Zero,
ChangeDisplaySettingsEnum.Fullscreen, IntPtr.Zero));
}
public bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution)
{
IntPtr display = displayMap[device];
IntPtr currentModePtr = CG.DisplayCurrentMode(display);
if (storedModes.ContainsKey(display) == false)
{
storedModes.Add(display, currentModePtr);
}
IntPtr displayModesPtr = CG.DisplayAvailableModes(display);
CFArray displayModes = new CFArray(displayModesPtr);
for (int j = 0; j < displayModes.Count; j++)
{
CFDictionary dict = new CFDictionary(displayModes[j]);
int width = (int)dict.GetNumberValue("Width");
int height = (int)dict.GetNumberValue("Height");
int bpp = (int)dict.GetNumberValue("BitsPerPixel");
double freq = dict.GetNumberValue("RefreshRate");
if (width == resolution.Width &&
height == resolution.Height &&
bpp == resolution.BitsPerPixel &&
System.Math.Abs(freq - resolution.RefreshRate) < 1e-6)
{
if (displaysCaptured.Contains(display) == false)
{
CG.DisplayCapture(display);
}
Debug.Print("Changing resolution to {0}x{1}x{2}@{3}.", width, height, bpp, freq);
CG.DisplaySwitchToMode(display, displayModes[j]);
return true;
}
}
return false;
}
private unsafe void AddDisplay(LinuxDisplay display)
{
DisplayResolution[] modes = new DisplayResolution[display.pConnector->count_modes];
DisplayResolution current;
GetModes(display, modes, out current);
bool is_primary = AvailableDevices.Count == 0;
DisplayDevice device = new DisplayDevice(current, is_primary,
modes, GetBounds(current), display);
if (is_primary)
{
Primary = device;
}
UpdateDisplayIndices(display, device);
Debug.Print("[KMS] Added DisplayDevice {0}", device);
}
/// <summary>
/// Converts the given resolution value to a user-friendly display string.
/// </summary>
/// <param name="resolution">The resolution to convert.</param>
/// <returns>The display string.</returns>
public static string ToDisplayString(this DisplayResolution resolution)
{
var displayString = string.Empty;
switch (resolution)
{
case DisplayResolution.Resolution320x200x8bpp:
displayString = "320x200, 8 bit";
break;
case DisplayResolution.Resolution640x480x8bpp:
displayString = "640x480, 8 bit";
break;
case DisplayResolution.Resolution1024x768x8bpp:
displayString = "1024x768, 8 bit";
break;
case DisplayResolution.Resolution1680x1050x8bpp:
displayString = "1680x1050, 8 bit";
break;
case DisplayResolution.Resolution800x400x16bpp:
displayString = "800x400, 16 bit";
break;
case DisplayResolution.Resolution1600x1200x32bpp:
displayString = "1600x1200, 32 bit";
break;
case DisplayResolution.Resolution3280x1200x32bpp:
displayString = "3280x1200, 32 bit";
break;
case DisplayResolution.Resolution320x240x16bpp:
default:
displayString = "320x240, 16 bit";
break;
}
return(displayString);
}
public Sdl2DisplayDeviceDriver()
{
int displays = SDL.GetNumVideoDisplays();
for (int d = 0; d < displays; d++)
{
Rect bounds;
SDL.GetDisplayBounds(d, out bounds);
DisplayMode current_mode;
SDL.GetCurrentDisplayMode(d, out current_mode);
var mode_list = new List <DisplayResolution>();
int num_modes = SDL.GetNumDisplayModes(d);
for (int m = 0; m < num_modes; m++)
{
DisplayMode sdl_mode;
SDL.GetDisplayMode(d, m, out sdl_mode);
mode_list.Add(new DisplayResolution(
bounds.X, bounds.Y,
sdl_mode.Width, sdl_mode.Height,
TranslateFormat(sdl_mode.Format),
sdl_mode.RefreshRate));
}
var current_resolution = new DisplayResolution(
bounds.X, bounds.Y,
current_mode.Width, current_mode.Height,
TranslateFormat(current_mode.Format),
current_mode.RefreshRate);
var device = new DisplayDevice(
current_resolution, d == 0, mode_list, TranslateBounds(bounds), d);
AvailableDevices.Add(device);
if (d == 0)
{
Primary = device;
}
}
}
public sealed override bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution)
{
DeviceMode mode = null;
if (resolution != null)
{
mode = new DeviceMode();
mode.PelsWidth = resolution.Width;
mode.PelsHeight = resolution.Height;
mode.BitsPerPel = resolution.BitsPerPixel;
mode.DisplayFrequency = (int)resolution.RefreshRate;
mode.Fields = Constants.DM_BITSPERPEL
| Constants.DM_PELSWIDTH
| Constants.DM_PELSHEIGHT
| Constants.DM_DISPLAYFREQUENCY;
}
return Constants.DISP_CHANGE_SUCCESSFUL ==
Functions.ChangeDisplaySettingsEx((string)device.Id, mode, IntPtr.Zero,
ChangeDisplaySettingsEnum.Fullscreen, IntPtr.Zero);
}
public override bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution)
{
var display = HandleTo(device);
var currentModePtr = CG.DisplayCurrentMode(display);
if (storedModes.ContainsKey(display) == false)
{
storedModes.Add(display, currentModePtr);
}
var displayModesPtr = CG.DisplayAvailableModes(display);
var displayModes = new CFArray(displayModesPtr);
for (var j = 0; j < displayModes.Count; j++)
{
var dict = new CFDictionary(displayModes[j]);
var width = (int)dict.GetNumberValue("Width");
var height = (int)dict.GetNumberValue("Height");
var bpp = (int)dict.GetNumberValue("BitsPerPixel");
var freq = dict.GetNumberValue("RefreshRate");
if (width == resolution.Width && height == resolution.Height && bpp == resolution.BitsPerPixel &&
Math.Abs(freq - resolution.RefreshRate) < 1e-6)
{
// if (displaysCaptured.Contains(display) == false)
// {
// CG.DisplayCapture(display);
// }
Debug.Print("Changing resolution to {0}x{1}x{2}@{3}.", width, height, bpp, freq);
CG.DisplaySwitchToMode(display, displayModes[j]);
return(true);
}
}
return(false);
}
public Sdl2DisplayDeviceDriver()
{
int displays = SDL.GetNumVideoDisplays();
for (int d = 0; d < displays; d++)
{
Rect bounds;
SDL.GetDisplayBounds(d, out bounds);
DisplayMode current_mode;
SDL.GetCurrentDisplayMode(d, out current_mode);
var mode_list = new List<DisplayResolution>();
int num_modes = SDL.GetNumDisplayModes(d);
for (int m = 0; m < num_modes; m++)
{
DisplayMode sdl_mode;
SDL.GetDisplayMode(d, m, out sdl_mode);
mode_list.Add(new DisplayResolution(
bounds.X, bounds.Y,
sdl_mode.Width, sdl_mode.Height,
TranslateFormat(sdl_mode.Format),
sdl_mode.RefreshRate));
}
var current_resolution = new DisplayResolution(
bounds.X, bounds.Y,
current_mode.Width, current_mode.Height,
TranslateFormat(current_mode.Format),
current_mode.RefreshRate);
var device = new DisplayDevice(
current_resolution, d == 0, mode_list, TranslateBounds(bounds), d);
AvailableDevices.Add(device);
if (d == 0)
Primary = device;
}
}
public void RefreshDisplayDevices()
{
lock (this.display_lock)
{
this.AvailableDevices.Clear();
DisplayResolution local_1 = (DisplayResolution)null;
List <DisplayResolution> local_2 = new List <DisplayResolution>();
bool local_3 = false;
int local_4 = 0;
WindowsDisplayDevice local_6 = new WindowsDisplayDevice();
WindowsDisplayDevice temp_10 = new WindowsDisplayDevice();
while (Functions.EnumDisplayDevices((string)null, local_4++, local_6, 0))
{
if ((local_6.StateFlags & DisplayDeviceStateFlags.AttachedToDesktop) != DisplayDeviceStateFlags.None)
{
DeviceMode local_7 = new DeviceMode();
if (Functions.EnumDisplaySettingsEx(((object)local_6.DeviceName).ToString(), DisplayModeSettingsEnum.CurrentSettings, local_7, 0) || Functions.EnumDisplaySettingsEx(((object)local_6.DeviceName).ToString(), DisplayModeSettingsEnum.RegistrySettings, local_7, 0))
{
local_1 = new DisplayResolution(local_7.Position.X, local_7.Position.Y, local_7.PelsWidth, local_7.PelsHeight, local_7.BitsPerPel, (float)local_7.DisplayFrequency);
local_3 = (local_6.StateFlags & DisplayDeviceStateFlags.PrimaryDevice) != DisplayDeviceStateFlags.None;
}
local_2.Clear();
int local_5_1 = 0;
while (Functions.EnumDisplaySettings(((object)local_6.DeviceName).ToString(), local_5_1++, local_7))
{
DisplayResolution local_8 = new DisplayResolution(local_7.Position.X, local_7.Position.Y, local_7.PelsWidth, local_7.PelsHeight, local_7.BitsPerPel, (float)local_7.DisplayFrequency);
local_2.Add(local_8);
}
DisplayDevice local_0 = new DisplayDevice(local_1, local_3, (IEnumerable <DisplayResolution>)local_2, local_1.Bounds, (object)local_6.DeviceName);
this.AvailableDevices.Add(local_0);
if (local_3)
{
this.Primary = local_0;
}
}
}
}
}
public void ApplyWindowSettings(DisplayResolution res, bool fullscreen)
{
Fullscreen = fullscreen;
WindowWidth = res.Width;
WindowHeight = res.Height;
RefreshRate = res.RefreshRate;
BitsPerPixel = res.BitsPerPixel;
Program.Window.ClientSize = new System.Drawing.Size(WindowWidth, WindowHeight);
Program.Window.ClientRectangle = new System.Drawing.Rectangle(0, 0, WindowWidth, WindowHeight);
if (Fullscreen)
{
DisplayDevice.GetDisplay(DisplayIndex.Default).ChangeResolution(res);
}
else
{
DisplayDevice.GetDisplay(DisplayIndex.Default).RestoreResolution();
}
Program.Window.WindowState = Fullscreen ? OpenTK.WindowState.Fullscreen : OpenTK.WindowState.Normal;
Save();
}
internal unsafe static void Init()
{
// To minimize the need to add static methods to OpenTK.Graphics.DisplayDevice
// we only allow settings to be set through its constructor.
// Thus, we save all necessary parameters in temporary variables
// and construct the device when every needed detail is available.
// The main DisplayDevice constructor adds the newly constructed device
// to the list of available devices.
const int maxDisplayCount = 20;
IntPtr[] displays = new IntPtr[maxDisplayCount];
int displayCount;
fixed(IntPtr *displayPtr = displays)
{
CG.CGGetActiveDisplayList(maxDisplayCount, displayPtr, out displayCount);
}
Debug.Print("CoreGraphics reported {0} display(s).", displayCount);
for (int i = 0; i < displayCount; i++)
{
IntPtr curDisplay = displays[i];
// according to docs, first element in the array is always the main display.
bool primary = (i == 0);
if (primary)
{
mainDisplay = curDisplay;
}
// gets current settings
int currentWidth = CG.CGDisplayPixelsWide(curDisplay);
int currentHeight = CG.CGDisplayPixelsHigh(curDisplay);
Debug.Print("Display {0} is at {1}x{2}", i, currentWidth, currentHeight);
IntPtr displayModesPtr = CG.CGDisplayAvailableModes(curDisplay);
CFArray displayModes = new CFArray(displayModesPtr);
Debug.Print("Supports {0} display modes.", displayModes.Count);
DisplayResolution opentk_dev_current_res = null;
IntPtr currentModePtr = CG.CGDisplayCurrentMode(curDisplay);
CFDictionary currentMode = new CFDictionary(currentModePtr);
for (int j = 0; j < displayModes.Count; j++)
{
CFDictionary dict = new CFDictionary(displayModes[j]);
int width = (int)dict.GetNumberValue("Width");
int height = (int)dict.GetNumberValue("Height");
int bpp = (int)dict.GetNumberValue("BitsPerPixel");
double freq = dict.GetNumberValue("RefreshRate");
bool current = currentMode.DictRef == dict.DictRef;
if (current)
{
opentk_dev_current_res = new DisplayResolution(width, height, bpp, (float)freq);
}
}
HIRect bounds = CG.CGDisplayBounds(curDisplay);
Rectangle newRect = new Rectangle(
(int)bounds.Origin.X, (int)bounds.Origin.Y, (int)bounds.Size.X, (int)bounds.Size.Y);
Debug.Print("Display {0} bounds: {1}", i, newRect);
DisplayDevice opentk_dev = new DisplayDevice(opentk_dev_current_res, primary);
opentk_dev.Bounds = newRect;
opentk_dev.Metadata = curDisplay;
}
}
new Dictionary <DisplayDevice, string>(); // Needed for ChangeDisplaySettingsEx
/// <summary>Queries available display devices and display resolutions.</summary>
static WinDisplayDeviceDriver()
{
// To minimize the need to add static methods to OpenTK.Graphics.DisplayDevice
// we only allow settings to be set through its constructor.
// Thus, we save all necessary parameters in temporary variables
// and construct the device when every needed detail is available.
// The main DisplayDevice constructor adds the newly constructed device
// to the list of available devices.
DisplayResolution currentRes = null;
List <DisplayResolution> availableRes = new List <DisplayResolution>();
bool devPrimary = false;
int deviceNum = 0;
// Get available video adapters and enumerate all monitors
WindowsDisplayDevice winDev = new WindowsDisplayDevice();
while (API.EnumDisplayDevices(null, deviceNum++, winDev, 0))
{
if ((winDev.StateFlags & DisplayDeviceStateFlags.AttachedToDesktop) == 0)
{
continue;
}
DeviceMode mode = new DeviceMode();
// The second function should only be executed when the first one fails (e.g. when the monitor is disabled)
if (API.EnumDisplaySettings(winDev.DeviceName, (int)DisplayModeSettings.Current, mode) ||
API.EnumDisplaySettings(winDev.DeviceName, (int)DisplayModeSettings.Registry, mode))
{
if (mode.BitsPerPel > 0)
{
currentRes = new DisplayResolution(
mode.Position.X, mode.Position.Y,
mode.PelsWidth, mode.PelsHeight,
mode.BitsPerPel, mode.DisplayFrequency);
devPrimary = (winDev.StateFlags & DisplayDeviceStateFlags.PrimaryDevice) != 0;
}
}
availableRes.Clear();
int i = 0;
while (API.EnumDisplaySettings(winDev.DeviceName, i++, mode))
{
// For example, the device \.\DISPLAYV1 returns a single resolution with bits per pixel of 0
// We must skip these resolutions
if (mode.BitsPerPel <= 0)
{
continue;
}
availableRes.Add(new DisplayResolution(
mode.Position.X, mode.Position.Y,
mode.PelsWidth, mode.PelsHeight,
mode.BitsPerPel, mode.DisplayFrequency));
}
// This device has no valid resolutions, ignore it
if (availableRes.Count == 0 || currentRes == null)
{
continue;
}
// Construct the OpenTK DisplayDevice through the accumulated parameters.
// The constructor automatically adds the DisplayDevice to the list of available devices.
DisplayDevice device = new DisplayDevice(currentRes, devPrimary, availableRes, currentRes.Bounds);
available_device_names.Add(device, winDev.DeviceName);
currentRes = null;
}
}
new Dictionary <DisplayDevice, string>(); // Needed for ChangeDisplaySettingsEx
#region --- Constructors ---
/// <summary>Queries available display devices and display resolutions.</summary>
static WinDisplayDeviceDriver()
{
lock (display_lock)
{
// To minimize the need to add static methods to OpenTK.Graphics.DisplayDevice
// we only allow settings to be set through its constructor.
// Thus, we save all necessary parameters in temporary variables
// and construct the device when every needed detail is available.
// The main DisplayDevice constructor adds the newly constructed device
// to the list of available devices.
DisplayDevice opentk_dev;
DisplayResolution opentk_dev_current_res = null;
List <DisplayResolution> opentk_dev_available_res = new List <DisplayResolution>();
bool opentk_dev_primary = false;
int device_count = 0, mode_count = 0;
// Get available video adapters and enumerate all monitors
WindowsDisplayDevice dev1 = new WindowsDisplayDevice(), dev2 = new WindowsDisplayDevice();
while (Functions.EnumDisplayDevices(null, device_count++, dev1, 0))
{
if ((dev1.StateFlags & DisplayDeviceStateFlags.AttachedToDesktop) == DisplayDeviceStateFlags.None)
{
continue;
}
DeviceMode monitor_mode = new DeviceMode();
// The second function should only be executed when the first one fails
// (e.g. when the monitor is disabled)
if (Functions.EnumDisplaySettingsEx(dev1.DeviceName.ToString(), DisplayModeSettingsEnum.CurrentSettings, monitor_mode, 0) ||
Functions.EnumDisplaySettingsEx(dev1.DeviceName.ToString(), DisplayModeSettingsEnum.RegistrySettings, monitor_mode, 0))
{
opentk_dev_current_res = new DisplayResolution(
monitor_mode.Position.X, monitor_mode.Position.Y,
monitor_mode.PelsWidth, monitor_mode.PelsHeight,
monitor_mode.BitsPerPel, monitor_mode.DisplayFrequency);
opentk_dev_primary =
(dev1.StateFlags & DisplayDeviceStateFlags.PrimaryDevice) != DisplayDeviceStateFlags.None;
}
opentk_dev_available_res.Clear();
mode_count = 0;
while (Functions.EnumDisplaySettings(dev1.DeviceName.ToString(), mode_count++, monitor_mode))
{
DisplayResolution res = new DisplayResolution(
monitor_mode.Position.X, monitor_mode.Position.Y,
monitor_mode.PelsWidth, monitor_mode.PelsHeight,
monitor_mode.BitsPerPel, monitor_mode.DisplayFrequency);
opentk_dev_available_res.Add(res);
}
// Construct the OpenTK DisplayDevice through the accumulated parameters.
// The constructor will automatically add the DisplayDevice to the list
// of available devices.
opentk_dev = new DisplayDevice(
opentk_dev_current_res,
opentk_dev_primary,
opentk_dev_available_res);
available_device_names.Add(opentk_dev, dev1.DeviceName);
}
}
}
public QuartzDisplayDeviceDriver()
{
lock (display_lock)
{
// To minimize the need to add static methods to OpenTK.Graphics.DisplayDevice
// we only allow settings to be set through its constructor.
// Thus, we save all necessary parameters in temporary variables
// and construct the device when every needed detail is available.
// The main DisplayDevice constructor adds the newly constructed device
// to the list of available devices.
const int maxDisplayCount = 20;
IntPtr[] displays = new IntPtr[maxDisplayCount];
int displayCount;
unsafe
{
fixed(IntPtr *displayPtr = displays)
{
CG.GetActiveDisplayList(maxDisplayCount, displayPtr, out displayCount);
}
}
Debug.Print("CoreGraphics reported {0} display(s).", displayCount);
Debug.Indent();
for (int i = 0; i < displayCount; i++)
{
IntPtr currentDisplay = displays[i];
// according to docs, first element in the array is always the
// main display.
bool primary = (i == 0);
// gets current settings
int currentWidth = CG.DisplayPixelsWide(currentDisplay);
int currentHeight = CG.DisplayPixelsHigh(currentDisplay);
Debug.Print("Display {0} is at {1}x{2}", i, currentWidth, currentHeight);
IntPtr displayModesPtr = CG.DisplayAvailableModes(currentDisplay);
CFArray displayModes = new CFArray(displayModesPtr);
Debug.Print("Supports {0} display modes.", displayModes.Count);
DisplayResolution opentk_dev_current_res = null;
List <DisplayResolution> opentk_dev_available_res = new List <DisplayResolution>();
IntPtr currentModePtr = CG.DisplayCurrentMode(currentDisplay);
CFDictionary currentMode = new CFDictionary(currentModePtr);
for (int j = 0; j < displayModes.Count; j++)
{
CFDictionary dict = new CFDictionary(displayModes[j]);
int width = (int)dict.GetNumberValue("Width");
int height = (int)dict.GetNumberValue("Height");
int bpp = (int)dict.GetNumberValue("BitsPerPixel");
double freq = dict.GetNumberValue("RefreshRate");
bool current = currentMode.Ref == dict.Ref;
//if (current) Debug.Write(" * ");
//else Debug.Write(" ");
//Debug.Print("Mode {0} is {1}x{2}x{3} @ {4}.", j, width, height, bpp, freq);
DisplayResolution thisRes = new DisplayResolution(0, 0, width, height, bpp, (float)freq);
opentk_dev_available_res.Add(thisRes);
if (current)
{
opentk_dev_current_res = thisRes;
}
}
HIRect bounds = CG.DisplayBounds(currentDisplay);
Rectangle newRect = new Rectangle((int)bounds.Origin.X, (int)bounds.Origin.Y, (int)bounds.Size.Width, (int)bounds.Size.Height);
Debug.Print("Display {0} bounds: {1}", i, newRect);
DisplayDevice opentk_dev = new DisplayDevice(opentk_dev_current_res,
primary, opentk_dev_available_res, newRect, currentDisplay);
AvailableDevices.Add(opentk_dev);
if (primary)
{
Primary = opentk_dev;
}
}
Debug.Unindent();
}
}
public bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution) => false;
static bool ChangeResolutionXRandR(DisplayDevice device, DisplayResolution resolution)
{
using (new XLock(API.DefaultDisplay))
{
int screen = deviceToScreen[device];
IntPtr root = Functions.XRootWindow(API.DefaultDisplay, screen);
IntPtr screen_config = Functions.XRRGetScreenInfo(API.DefaultDisplay, root);
ushort current_rotation;
int current_resolution_index = Functions.XRRConfigCurrentConfiguration(screen_config, out current_rotation);
int new_resolution_index;
if (resolution != null)
new_resolution_index = screenResolutionToIndex[screen]
[new DisplayResolution(0, 0, resolution.Width, resolution.Height, resolution.BitsPerPixel, 0)];
else
new_resolution_index = deviceToDefaultResolution[device];
Debug.Print("Changing size of screen {0} from {1} to {2}",
screen, current_resolution_index, new_resolution_index);
return 0 == Functions.XRRSetScreenConfigAndRate(API.DefaultDisplay, screen_config, root, new_resolution_index,
current_rotation, (short)(resolution != null ? resolution.RefreshRate : 0), lastConfigUpdate[screen]);
}
}
public QuartzDisplayDeviceDriver()
{
lock (display_lock)
{
// To minimize the need to add static methods to OpenTK.Graphics.DisplayDevice
// we only allow settings to be set through its constructor.
// Thus, we save all necessary parameters in temporary variables
// and construct the device when every needed detail is available.
// The main DisplayDevice constructor adds the newly constructed device
// to the list of available devices.
const int maxDisplayCount = 20;
var displays = new IntPtr[maxDisplayCount];
int displayCount;
unsafe
{
fixed(IntPtr *displayPtr = displays)
{
CG.GetActiveDisplayList(maxDisplayCount, displayPtr, out displayCount);
}
}
Debug.Print("CoreGraphics reported {0} display(s).", displayCount);
Debug.Indent();
for (var i = 0; i < displayCount; i++)
{
var currentDisplay = displays[i];
// according to docs, first element in the array is always the
// main display.
var primary = i == 0;
// gets current settings
var currentWidth = CG.DisplayPixelsWide(currentDisplay);
var currentHeight = CG.DisplayPixelsHigh(currentDisplay);
Debug.Print("Display {0} is at {1}x{2}", i, currentWidth, currentHeight);
var displayModesPtr = CG.DisplayAvailableModes(currentDisplay);
var displayModes = new CFArray(displayModesPtr);
Debug.Print("Supports {0} display modes.", displayModes.Count);
DisplayResolution opentk_dev_current_res = null;
var opentk_dev_available_res = new List <DisplayResolution>();
var currentModePtr = CG.DisplayCurrentMode(currentDisplay);
var currentMode = new CFDictionary(currentModePtr);
for (var j = 0; j < displayModes.Count; j++)
{
var dict = new CFDictionary(displayModes[j]);
var width = (int)dict.GetNumberValue("Width");
var height = (int)dict.GetNumberValue("Height");
var bpp = (int)dict.GetNumberValue("BitsPerPixel");
var freq = dict.GetNumberValue("RefreshRate");
var current = currentMode.Ref == dict.Ref;
if (freq <= 0)
{
IntPtr displayLink;
CV.DisplayLinkCreateWithCGDisplay(currentDisplay, out displayLink);
var t = CV.DisplayLinkGetNominalOutputVideoRefreshPeriod(displayLink);
if ((t.flags & (int)CV.TimeFlags.TimeIsIndefinite) != (int)CV.TimeFlags.TimeIsIndefinite)
{
freq = (double)t.timeScale / t.timeValue;
}
CV.DisplayLinkRelease(displayLink);
}
//if (current) Debug.Write(" * ");
//else Debug.Write(" ");
//Debug.Print("Mode {0} is {1}x{2}x{3} @ {4}.", j, width, height, bpp, freq);
var thisRes = new DisplayResolution(0, 0, width, height, bpp, (float)freq);
opentk_dev_available_res.Add(thisRes);
if (current)
{
opentk_dev_current_res = thisRes;
}
}
var bounds = CG.DisplayBounds(currentDisplay);
var newRect = new Rectangle((int)bounds.Location.X, (int)bounds.Location.Y,
(int)bounds.Size.Width, (int)bounds.Size.Height);
Debug.Print("Display {0} bounds: {1}", i, newRect);
var opentk_dev = new DisplayDevice(opentk_dev_current_res,
primary, opentk_dev_available_res, newRect, currentDisplay);
AvailableDevices.Add(opentk_dev);
if (primary)
{
Primary = opentk_dev;
}
}
Debug.Unindent();
}
}
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 void RefreshDisplayDevices()
{
lock (display_lock)
{
// Store an array of the current available DisplayDevice objects.
// This is needed to preserve the original resolution.
DisplayDevice[] previousDevices = AvailableDevices.ToArray();
AvailableDevices.Clear();
// We save all necessary parameters in temporary variables
// and construct the device when every needed detail is available.
// The main DisplayDevice constructor adds the newly constructed device
// to the list of available devices.
DisplayDevice opentk_dev;
DisplayResolution opentk_dev_current_res = null;
List<DisplayResolution> opentk_dev_available_res = new List<DisplayResolution>();
bool opentk_dev_primary = false;
int device_count = 0, mode_count = 0;
// Get available video adapters and enumerate all monitors
WindowsDisplayDevice dev1 = new WindowsDisplayDevice();
while (Functions.EnumDisplayDevices(null, device_count++, dev1, 0))
{
if ((dev1.StateFlags & DisplayDeviceStateFlags.AttachedToDesktop) == DisplayDeviceStateFlags.None)
continue;
DeviceMode monitor_mode = new DeviceMode();
// The second function should only be executed when the first one fails
// (e.g. when the monitor is disabled)
if (Functions.EnumDisplaySettingsEx(dev1.DeviceName.ToString(), DisplayModeSettingsEnum.CurrentSettings, monitor_mode, 0) ||
Functions.EnumDisplaySettingsEx(dev1.DeviceName.ToString(), DisplayModeSettingsEnum.RegistrySettings, monitor_mode, 0))
{
VerifyMode(dev1, monitor_mode);
float scale = GetScale(ref monitor_mode);
opentk_dev_current_res = new DisplayResolution(
(int)(monitor_mode.Position.X / scale), (int)(monitor_mode.Position.Y / scale),
(int)(monitor_mode.PelsWidth / scale), (int)(monitor_mode.PelsHeight / scale),
monitor_mode.BitsPerPel, monitor_mode.DisplayFrequency);
opentk_dev_primary =
(dev1.StateFlags & DisplayDeviceStateFlags.PrimaryDevice) != DisplayDeviceStateFlags.None;
}
opentk_dev_available_res.Clear();
mode_count = 0;
while (Functions.EnumDisplaySettingsEx(dev1.DeviceName.ToString(), mode_count++, monitor_mode, 0))
{
VerifyMode(dev1, monitor_mode);
float scale = GetScale(ref monitor_mode);
DisplayResolution res = new DisplayResolution(
(int)(monitor_mode.Position.X / scale), (int)(monitor_mode.Position.Y / scale),
(int)(monitor_mode.PelsWidth / scale), (int)(monitor_mode.PelsHeight / scale),
monitor_mode.BitsPerPel, monitor_mode.DisplayFrequency);
opentk_dev_available_res.Add(res);
}
// Construct the OpenTK DisplayDevice through the accumulated parameters.
// The constructor will automatically add the DisplayDevice to the list
// of available devices.
#pragma warning disable 612,618
opentk_dev = new DisplayDevice(
opentk_dev_current_res,
opentk_dev_primary,
opentk_dev_available_res,
opentk_dev_current_res.Bounds,
dev1.DeviceName);
#pragma warning restore 612,618
// Set the original resolution if the DisplayDevice was previously available.
foreach (DisplayDevice existingDevice in previousDevices)
if ((string)existingDevice.Id == (string)opentk_dev.Id)
opentk_dev.OriginalResolution = existingDevice.OriginalResolution;
AvailableDevices.Add(opentk_dev);
if (opentk_dev_primary)
Primary = opentk_dev;
Debug.Print("DisplayDevice {0} ({1}) supports {2} resolutions.",
device_count, opentk_dev.IsPrimary ? "primary" : "secondary", opentk_dev.AvailableResolutions.Count);
}
}
}
public void RefreshDisplayDevices()
{
lock (display_lock)
{
AvailableDevices.Clear();
// We save all necessary parameters in temporary variables
// and construct the device when every needed detail is available.
// The main DisplayDevice constructor adds the newly constructed device
// to the list of available devices.
DisplayDevice opentk_dev;
DisplayResolution opentk_dev_current_res = null;
List <DisplayResolution> opentk_dev_available_res = new List <DisplayResolution>();
bool opentk_dev_primary = false;
int device_count = 0, mode_count = 0;
// Get available video adapters and enumerate all monitors
WindowsDisplayDevice dev1 = new WindowsDisplayDevice(), dev2 = new WindowsDisplayDevice();
while (Functions.EnumDisplayDevices(null, device_count++, dev1, 0))
{
if ((dev1.StateFlags & DisplayDeviceStateFlags.AttachedToDesktop) == DisplayDeviceStateFlags.None)
{
continue;
}
DeviceMode monitor_mode = new DeviceMode();
// The second function should only be executed when the first one fails
// (e.g. when the monitor is disabled)
if (Functions.EnumDisplaySettingsEx(dev1.DeviceName.ToString(), DisplayModeSettingsEnum.CurrentSettings, monitor_mode, 0) ||
Functions.EnumDisplaySettingsEx(dev1.DeviceName.ToString(), DisplayModeSettingsEnum.RegistrySettings, monitor_mode, 0))
{
VerifyMode(dev1, monitor_mode);
float scale = GetScale(ref monitor_mode);
opentk_dev_current_res = new DisplayResolution(
(int)(monitor_mode.Position.X / scale), (int)(monitor_mode.Position.Y / scale),
(int)(monitor_mode.PelsWidth / scale), (int)(monitor_mode.PelsHeight / scale),
monitor_mode.BitsPerPel, monitor_mode.DisplayFrequency);
opentk_dev_primary =
(dev1.StateFlags & DisplayDeviceStateFlags.PrimaryDevice) != DisplayDeviceStateFlags.None;
}
opentk_dev_available_res.Clear();
mode_count = 0;
while (Functions.EnumDisplaySettingsEx(dev1.DeviceName.ToString(), mode_count++, monitor_mode, 0))
{
VerifyMode(dev1, monitor_mode);
float scale = GetScale(ref monitor_mode);
DisplayResolution res = new DisplayResolution(
(int)(monitor_mode.Position.X / scale), (int)(monitor_mode.Position.Y / scale),
(int)(monitor_mode.PelsWidth / scale), (int)(monitor_mode.PelsHeight / scale),
monitor_mode.BitsPerPel, monitor_mode.DisplayFrequency);
opentk_dev_available_res.Add(res);
}
// Construct the OpenTK DisplayDevice through the accumulated parameters.
// The constructor will automatically add the DisplayDevice to the list
// of available devices.
opentk_dev = new DisplayDevice(
opentk_dev_current_res,
opentk_dev_primary,
opentk_dev_available_res,
opentk_dev_current_res.Bounds,
dev1.DeviceName);
AvailableDevices.Add(opentk_dev);
if (opentk_dev_primary)
{
Primary = opentk_dev;
}
Debug.Print("DisplayDevice {0} ({1}) supports {2} resolutions.",
device_count, opentk_dev.IsPrimary ? "primary" : "secondary", opentk_dev.AvailableResolutions.Count);
}
}
}
public abstract bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution);
public sealed override bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution)
{
// In SDL2, the resolution is automagically handled by the window.
return true;
}
public bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution)
{
// If resolution is null, restore the default resolution (new_resolution_index = 0).
if (xrandr_supported)
{
return ChangeResolutionXRandR(device, resolution);
}
else if (xf86_supported)
{
return ChangeResolutionXF86(device, resolution);
}
else
{
return false;
}
}
static bool QueryXRandR(List<DisplayDevice> devices)
{
// Get available resolutions. Then, for each resolution get all available rates.
foreach (DisplayDevice dev in devices)
{
int screen = deviceToScreen[dev];
IntPtr timestamp_of_last_update;
Functions.XRRTimes(API.DefaultDisplay, screen, out timestamp_of_last_update);
lastConfigUpdate.Add(timestamp_of_last_update);
List<DisplayResolution> available_res = new List<DisplayResolution>();
// Add info for a new screen.
screenResolutionToIndex.Add(new Dictionary<DisplayResolution, int>());
int[] depths = FindAvailableDepths(screen);
int resolution_count = 0;
foreach (XRRScreenSize size in FindAvailableResolutions(screen))
{
if (size.Width == 0 || size.Height == 0)
{
Debug.Print("[Warning] XRandR returned an invalid resolution ({0}) for display device {1}", size, screen);
continue;
}
short[] rates = null;
rates = Functions.XRRRates(API.DefaultDisplay, screen, resolution_count);
// It seems that XRRRates returns 0 for modes that are larger than the screen
// can support, as well as for all supported modes. On Ubuntu 7.10 the tool
// "Screens and Graphics" does report these modes, though.
foreach (short rate in rates)
{
// Note: some X servers (like Xming on Windows) do not report any rates other than 0.
// If we only have 1 rate, add it even if it is 0.
if (rate != 0 || rates.Length == 1)
foreach (int depth in depths)
available_res.Add(new DisplayResolution(0, 0, size.Width, size.Height, depth, (float)rate));
}
// Keep the index of this resolution - we will need it for resolution changes later.
foreach (int depth in depths)
{
// Note that Xinerama may return multiple devices for a single screen. XRandR will
// not distinguish between the two as far as resolutions are supported (since XRandR
// operates on X screens, not display devices) - we need to be careful not to add the
// same resolution twice!
DisplayResolution res = new DisplayResolution(0, 0, size.Width, size.Height, depth, 0);
if (!screenResolutionToIndex[screen].ContainsKey(res))
screenResolutionToIndex[screen].Add(res, resolution_count);
}
++resolution_count;
}
// The resolution of the current DisplayDevice is discovered through XRRConfigCurrentConfiguration.
// Its refresh rate is discovered by the FindCurrentRefreshRate call.
// Its depth is discovered by the FindCurrentDepth call.
float current_refresh_rate = FindCurrentRefreshRate(screen);
int current_depth = FindCurrentDepth(screen);
IntPtr screen_config = Functions.XRRGetScreenInfo(API.DefaultDisplay, Functions.XRootWindow(API.DefaultDisplay, screen));
ushort current_rotation; // Not needed.
int current_resolution_index = Functions.XRRConfigCurrentConfiguration(screen_config, out current_rotation);
if (dev.Bounds == Rectangle.Empty)
dev.Bounds = new Rectangle(0, 0, available_res[current_resolution_index].Width, available_res[current_resolution_index].Height);
dev.BitsPerPixel = current_depth;
dev.RefreshRate = current_refresh_rate;
dev.AvailableResolutions = available_res;
deviceToDefaultResolution.Add(dev, current_resolution_index);
}
return true;
}
public sealed override bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution)
{
IntPtr display = HandleTo(device);
IntPtr currentModePtr = CG.DisplayCurrentMode(display);
if (storedModes.ContainsKey(display) == false)
{
storedModes.Add(display, currentModePtr);
}
IntPtr displayModesPtr = CG.DisplayAvailableModes(display);
CFArray displayModes = new CFArray(displayModesPtr);
for (int j = 0; j < displayModes.Count; j++)
{
CFDictionary dict = new CFDictionary(displayModes[j]);
int width = (int)dict.GetNumberValue("Width");
int height = (int)dict.GetNumberValue("Height");
int bpp = (int)dict.GetNumberValue("BitsPerPixel");
double freq = dict.GetNumberValue("RefreshRate");
if (width == resolution.Width && height == resolution.Height && bpp == resolution.BitsPerPixel && System.Math.Abs(freq - resolution.RefreshRate) < 1e-6)
{
if (displaysCaptured.Contains(display) == false)
{
CG.DisplayCapture(display);
}
Debug.Print("Changing resolution to {0}x{1}x{2}@{3}.", width, height, bpp, freq);
CG.DisplaySwitchToMode(display, displayModes[j]);
return true;
}
}
return false;
}
static bool ChangeResolutionXF86(DisplayDevice device, DisplayResolution resolution)
{
return false;
}
bool ChangeResolutionXRandR(DisplayDevice device, DisplayResolution resolution)
{
using (new XLock(API.DefaultDisplay))
{
int screen = deviceToScreen[device];
IntPtr root = Functions.XRootWindow(API.DefaultDisplay, screen);
IntPtr screen_config = Functions.XRRGetScreenInfo(API.DefaultDisplay, root);
ushort current_rotation;
int current_resolution_index = Functions.XRRConfigCurrentConfiguration(screen_config, out current_rotation);
int new_resolution_index;
if (resolution != null)
new_resolution_index = screenResolutionToIndex[screen]
[new DisplayResolution(0, 0, resolution.Width, resolution.Height, resolution.BitsPerPixel, 0)];
else
new_resolution_index = deviceToDefaultResolution[device];
Debug.Print("Changing size of screen {0} from {1} to {2}",
screen, current_resolution_index, new_resolution_index);
int ret = 0;
short refresh_rate = (short)(resolution != null ? resolution.RefreshRate : 0);
if (refresh_rate > 0)
{
ret = Functions.XRRSetScreenConfigAndRate(API.DefaultDisplay,
screen_config, root, new_resolution_index, current_rotation,
refresh_rate, IntPtr.Zero);
}
else
{
ret = Functions.XRRSetScreenConfig(API.DefaultDisplay,
screen_config, root, new_resolution_index, current_rotation,
IntPtr.Zero);
}
if (ret != 0)
{
Debug.Print("[Error] Change to resolution {0} failed with error {1}.",
resolution, (ErrorCode)ret);
}
return ret == 0;
}
}
/// <summary> /// Converts an osuTK <see cref="DisplayResolution"/> to a <see cref="DisplayMode"/> structure. /// It is not possible to retrieve the pixel format from <see cref="DisplayResolution"/>. /// </summary> /// <param name="resolution">The <see cref="DisplayResolution"/> to convert.</param> /// <returns>A <see cref="DisplayMode"/> structure populated with the corresponding properties.</returns> internal static DisplayMode ToDisplayMode(this DisplayResolution resolution) => new DisplayMode(null, new Size(resolution.Width, resolution.Height), resolution.BitsPerPixel, (int)Math.Round(resolution.RefreshRate), 0, 0);
/// <summary>
/// Initializes a new instance of the type.
/// </summary>
/// <param name="resolution">The value to represent.</param>
public DisplayResolutionViewModel(DisplayResolution resolution)
{
Resolution = resolution;
DisplayResolution = resolution.ToDisplayString();
}
public QuartzDisplayDeviceDriver()
{
lock (display_lock)
{
// To minimize the need to add static methods to OpenTK.Graphics.DisplayDevice
// we only allow settings to be set through its constructor.
// Thus, we save all necessary parameters in temporary variables
// and construct the device when every needed detail is available.
// The main DisplayDevice constructor adds the newly constructed device
// to the list of available devices.
const int maxDisplayCount = 20;
IntPtr[] displays = new IntPtr[maxDisplayCount];
int displayCount;
unsafe
{
fixed (IntPtr* displayPtr = displays)
{
CG.GetActiveDisplayList(maxDisplayCount, displayPtr, out displayCount);
}
}
Debug.Print("CoreGraphics reported {0} display(s).", displayCount);
Debug.Indent();
for (int i = 0; i < displayCount; i++)
{
IntPtr currentDisplay = displays[i];
// according to docs, first element in the array is always the
// main display.
bool primary = (i == 0);
// gets current settings
int currentWidth = CG.DisplayPixelsWide(currentDisplay);
int currentHeight = CG.DisplayPixelsHigh(currentDisplay);
Debug.Print("Display {0} is at {1}x{2}", i, currentWidth, currentHeight);
IntPtr displayModesPtr = CG.DisplayAvailableModes(currentDisplay);
CFArray displayModes = new CFArray(displayModesPtr);
Debug.Print("Supports {0} display modes.", displayModes.Count);
DisplayResolution opentk_dev_current_res = null;
List<DisplayResolution> opentk_dev_available_res = new List<DisplayResolution>();
IntPtr currentModePtr = CG.DisplayCurrentMode(currentDisplay);
CFDictionary currentMode = new CFDictionary(currentModePtr);
for (int j = 0; j < displayModes.Count; j++)
{
CFDictionary dict = new CFDictionary(displayModes[j]);
int width = (int)dict.GetNumberValue("Width");
int height = (int)dict.GetNumberValue("Height");
int bpp = (int)dict.GetNumberValue("BitsPerPixel");
double freq = dict.GetNumberValue("RefreshRate");
bool current = currentMode.Ref == dict.Ref;
//if (current) Debug.Write(" * ");
//else Debug.Write(" ");
//Debug.Print("Mode {0} is {1}x{2}x{3} @ {4}.", j, width, height, bpp, freq);
DisplayResolution thisRes = new DisplayResolution(0, 0, width, height, bpp, (float)freq);
opentk_dev_available_res.Add(thisRes);
if (current)
opentk_dev_current_res = thisRes;
}
HIRect bounds = CG.DisplayBounds(currentDisplay);
Rectangle newRect = new Rectangle((int)bounds.Origin.X, (int)bounds.Origin.Y, (int)bounds.Size.Width, (int)bounds.Size.Height);
Debug.Print("Display {0} bounds: {1}", i, newRect);
DisplayDevice opentk_dev = new DisplayDevice(opentk_dev_current_res,
primary, opentk_dev_available_res, newRect, currentDisplay);
AvailableDevices.Add(opentk_dev);
if (primary)
Primary = opentk_dev;
}
Debug.Unindent();
}
}
static X11XrandrDisplayDevice()
{
using (new XLock(API.DefaultDisplay))
{
List<DisplayDevice> devices = new List<DisplayDevice>();
bool xinerama_supported = false;
try
{
// Try to use Xinerama to obtain the geometry of all output devices.
int event_base, error_base;
if (NativeMethods.XineramaQueryExtension(API.DefaultDisplay, out event_base, out error_base) &&
NativeMethods.XineramaIsActive(API.DefaultDisplay))
{
IList<XineramaScreenInfo> screens = NativeMethods.XineramaQueryScreens(API.DefaultDisplay);
bool first = true;
foreach (XineramaScreenInfo screen in screens)
{
DisplayDevice dev = new DisplayDevice();
dev.Bounds = new Rectangle(screen.X, screen.Y, screen.Width, screen.Height);
if (first)
{
// We consider the first device returned by Xinerama as the primary one.
// Makes sense conceptually, but is there a way to verify this?
dev.IsPrimary = true;
first = false;
}
devices.Add(dev);
// It seems that all X screens are equal to 0 is Xinerama is enabled, at least on Nvidia (verify?)
deviceToScreen.Add(dev, 0 /*screen.ScreenNumber*/);
xinerama_supported = true;
}
}
}
catch { Debug.Print("Xinerama query failed."); }
if (!xinerama_supported)
{
// We assume that devices are equivalent to the number of available screens.
// Note: this won't work correctly in the case of distinct X servers.
for (int i = 0; i < API.ScreenCount; i++)
{
DisplayDevice dev = new DisplayDevice();
dev.IsPrimary = i == Functions.XDefaultScreen(API.DefaultDisplay);
devices.Add(dev);
deviceToScreen.Add(dev, i);
}
}
// Get available resolutions. Then, for each resolution get all available rates.
foreach (DisplayDevice dev in devices)
{
int screen = deviceToScreen[dev];
IntPtr timestamp_of_last_update;
Functions.XRRTimes(API.DefaultDisplay, screen, out timestamp_of_last_update);
lastConfigUpdate.Add(timestamp_of_last_update);
List<DisplayResolution> available_res = new List<DisplayResolution>();
// Add info for a new screen.
screenResolutionToIndex.Add(new Dictionary<DisplayResolution, int>());
int[] depths = FindAvailableDepths(screen);
int resolution_count = 0;
foreach (XRRScreenSize size in FindAvailableResolutions(screen))
{
if (size.Width == 0 || size.Height == 0)
{
Debug.Print("[Warning] XRandR returned an invalid resolution ({0}) for display device {1}", size, screen);
continue;
}
short[] rates = null;
rates = Functions.XRRRates(API.DefaultDisplay, screen, resolution_count);
// It seems that XRRRates returns 0 for modes that are larger than the screen
// can support, as well as for all supported modes. On Ubuntu 7.10 the tool
// "Screens and Graphics" does report these modes, though.
foreach (short rate in rates)
{
// Note: some X servers (like Xming on Windows) do not report any rates other than 0.
// If we only have 1 rate, add it even if it is 0.
if (rate != 0 || rates.Length == 1)
foreach (int depth in depths)
available_res.Add(new DisplayResolution(0, 0, size.Width, size.Height, depth, (float)rate));
}
// Keep the index of this resolution - we will need it for resolution changes later.
foreach (int depth in depths)
{
// Note that Xinerama may return multiple devices for a single screen. XRandR will
// not distinguish between the two as far as resolutions are supported (since XRandR
// operates on X screens, not display devices) - we need to be careful not to add the
// same resolution twice!
DisplayResolution res = new DisplayResolution(0, 0, size.Width, size.Height, depth, 0);
if (!screenResolutionToIndex[screen].ContainsKey(res))
screenResolutionToIndex[screen].Add(res, resolution_count);
}
++resolution_count;
}
// The resolution of the current DisplayDevice is discovered through XRRConfigCurrentConfiguration.
// Its refresh rate is discovered by the FindCurrentRefreshRate call.
// Its depth is discovered by the FindCurrentDepth call.
float current_refresh_rate = FindCurrentRefreshRate(screen);
int current_depth = FindCurrentDepth(screen);
IntPtr screen_config = Functions.XRRGetScreenInfo(API.DefaultDisplay, Functions.XRootWindow(API.DefaultDisplay, screen));
ushort current_rotation; // Not needed.
int current_resolution_index = Functions.XRRConfigCurrentConfiguration(screen_config, out current_rotation);
if (dev.Bounds == Rectangle.Empty)
dev.Bounds = new Rectangle(0, 0, available_res[current_resolution_index].Width, available_res[current_resolution_index].Height);
dev.BitsPerPixel = current_depth;
dev.RefreshRate = current_refresh_rate;
dev.AvailableResolutions = available_res;
deviceToDefaultResolution.Add(dev, current_resolution_index);
}
}
}
private void UpdateDisplayResolution(DisplayResolution displayResolution)
{
JzIntvDisplaySize = displayResolution.ToLongCommandLineArgumentString();
Properties.Settings.Default.DisplaySize = displayResolution.ToLongCommandLineArgumentString();
}
public void RefreshDisplayDevices()
{
lock (display_lock)
{
// Store an array of the current available DisplayDevice objects.
// This is needed to preserve the original resolution.
var previousDevices = AvailableDevices.ToArray();
AvailableDevices.Clear();
// We save all necessary parameters in temporary variables
// and construct the device when every needed detail is available.
// The main DisplayDevice constructor adds the newly constructed device
// to the list of available devices.
DisplayDevice opentk_dev;
DisplayResolution opentk_dev_current_res = null;
var opentk_dev_available_res = new List <DisplayResolution>();
bool opentk_dev_primary = false;
uint device_count = 0, mode_count = 0;
// Get available video adapters and enumerate all monitors
while (User32.DeviceContext.EnumDisplayDevices(null, device_count++, out var dev1, 0))
{
if ((dev1.StateFlags & DisplayDeviceStateFlags.AttachedToDesktop) == 0)
{
continue;
}
// The second function should only be executed when the first one fails
// (e.g. when the monitor is disabled)
if (User32.DeviceContext.EnumDisplaySettingsEx(dev1.DeviceName, DisplayModeSetting.CurrentSettings,
out DeviceMode monitor_mode, 0) ||
User32.DeviceContext.EnumDisplaySettingsEx(dev1.DeviceName, DisplayModeSetting.RegistrySettings,
out monitor_mode, 0))
{
VerifyMode(dev1, monitor_mode);
var scale = GetScale(ref monitor_mode);
opentk_dev_current_res = new DisplayResolution(
(int)(monitor_mode.DisplayOptions.Position.X / scale),
(int)(monitor_mode.DisplayOptions.Position.Y / scale),
(int)(monitor_mode.WidthInPixels / scale),
(int)(monitor_mode.HeightInPixels / scale),
(int)monitor_mode.BitsPerPixel,
monitor_mode.DisplayFrequency
);
opentk_dev_primary = (dev1.StateFlags & DisplayDeviceStateFlags.PrimaryDevice) != 0;
}
opentk_dev_available_res.Clear();
mode_count = 0;
while (User32.DeviceContext.EnumDisplaySettingsEx(dev1.DeviceName, (DisplayModeSetting)mode_count++, out monitor_mode, 0))
{
VerifyMode(dev1, monitor_mode);
var scale = GetScale(ref monitor_mode);
var res = new DisplayResolution(
(int)(monitor_mode.DisplayOptions.Position.X / scale),
(int)(monitor_mode.DisplayOptions.Position.Y / scale),
(int)(monitor_mode.WidthInPixels / scale),
(int)(monitor_mode.HeightInPixels / scale),
(int)monitor_mode.BitsPerPixel,
monitor_mode.DisplayFrequency
);
opentk_dev_available_res.Add(res);
}
// Construct the OpenTK DisplayDevice through the accumulated parameters.
// The constructor will automatically add the DisplayDevice to the list
// of available devices.
#pragma warning disable 612,618
opentk_dev = new DisplayDevice(
opentk_dev_current_res,
opentk_dev_primary,
opentk_dev_available_res,
opentk_dev_current_res.Bounds,
dev1.DeviceName
);
#pragma warning restore 612,618
// Set the original resolution if the DisplayDevice was previously available.
foreach (var existingDevice in previousDevices)
{
if ((string)existingDevice.Id == (string)opentk_dev.Id)
{
opentk_dev.OriginalResolution = existingDevice.OriginalResolution;
}
}
AvailableDevices.Add(opentk_dev);
if (opentk_dev_primary)
{
Primary = opentk_dev;
}
Debug.Print("DisplayDevice {0} ({1}) supports {2} resolutions.",
device_count, opentk_dev.IsPrimary ? "primary" : "secondary",
opentk_dev.AvailableResolutions.Count);
}
}
}
////////////////
// Methods
////////////////
private void CheckEnvironment()
{
// display
int resolutionWidth = System.Windows.Forms.Screen.PrimaryScreen.Bounds.Width;
int resolutionHeight = System.Windows.Forms.Screen.PrimaryScreen.Bounds.Height;
if (resolutionHeight >= 640 && resolutionWidth >= 480) this.displayResolution = DisplayResolution.VGA;
else this.displayResolution = DisplayResolution.QVGA;
SetUpAppLink();
}
private static bool ChangeResolutionXF86(DisplayDevice device, DisplayResolution resolution)
{
return(false);
}
public override bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution)
{
// Todo: we need a temporary window to change resolutions, most probably
Trace.WriteLine("SDL2 driver does not implement TryChangeResolution");
return true;
//SDL2.SDL_DisplayMode desired, closest;
//desired.w = resolution.Width;
//desired.h = resolution.Height;
//desired.format = SDL.SDL_PIXELFORMAT_BGRA8888;
//SDL2.SDL_GetClosestDisplayMode((int)device.Id, ref desired, out closest);
//SDL2.SDL_SetWindowDisplayMode(IntPtr.Zero, ref closest);
}
public void RefreshDisplayDevices()
{
lock (display_lock)
{
AvailableDevices.Clear();
// We save all necessary parameters in temporary variables
// and construct the device when every needed detail is available.
// The main DisplayDevice constructor adds the newly constructed device
// to the list of available devices.
DisplayDevice opentk_dev;
DisplayResolution opentk_dev_current_res = null;
List<DisplayResolution> opentk_dev_available_res = new List<DisplayResolution>();
bool opentk_dev_primary = false;
int device_count = 0, mode_count = 0;
// Get available video adapters and enumerate all monitors
WindowsDisplayDevice dev1 = new WindowsDisplayDevice(), dev2 = new WindowsDisplayDevice();
while (Functions.EnumDisplayDevices(null, device_count++, dev1, 0))
{
if ((dev1.StateFlags & DisplayDeviceStateFlags.AttachedToDesktop) == DisplayDeviceStateFlags.None)
continue;
DeviceMode monitor_mode = new DeviceMode();
// The second function should only be executed when the first one fails
// (e.g. when the monitor is disabled)
if (Functions.EnumDisplaySettingsEx(dev1.DeviceName.ToString(), DisplayModeSettingsEnum.CurrentSettings, monitor_mode, 0) ||
Functions.EnumDisplaySettingsEx(dev1.DeviceName.ToString(), DisplayModeSettingsEnum.RegistrySettings, monitor_mode, 0))
{
VerifyMode(dev1, monitor_mode);
opentk_dev_current_res = new DisplayResolution(
monitor_mode.Position.X, monitor_mode.Position.Y,
monitor_mode.PelsWidth, monitor_mode.PelsHeight,
monitor_mode.BitsPerPel, monitor_mode.DisplayFrequency);
opentk_dev_primary =
(dev1.StateFlags & DisplayDeviceStateFlags.PrimaryDevice) != DisplayDeviceStateFlags.None;
}
opentk_dev_available_res.Clear();
mode_count = 0;
while (Functions.EnumDisplaySettingsEx(dev1.DeviceName.ToString(), mode_count++, monitor_mode, 0))
{
VerifyMode(dev1, monitor_mode);
DisplayResolution res = new DisplayResolution(
monitor_mode.Position.X, monitor_mode.Position.Y,
monitor_mode.PelsWidth, monitor_mode.PelsHeight,
monitor_mode.BitsPerPel, monitor_mode.DisplayFrequency);
opentk_dev_available_res.Add(res);
}
// Construct the OpenTK DisplayDevice through the accumulated parameters.
// The constructor will automatically add the DisplayDevice to the list
// of available devices.
opentk_dev = new DisplayDevice(
opentk_dev_current_res,
opentk_dev_primary,
opentk_dev_available_res,
opentk_dev_current_res.Bounds,
dev1.DeviceName);
AvailableDevices.Add(opentk_dev);
if (opentk_dev_primary)
Primary = opentk_dev;
Debug.Print("DisplayDevice {0} ({1}) supports {2} resolutions.",
device_count, opentk_dev.IsPrimary ? "primary" : "secondary", opentk_dev.AvailableResolutions.Count);
}
}
}
bool QueryXRandR(List <DisplayDevice> devices)
{
// Get available resolutions. Then, for each resolution get all available rates.
foreach (DisplayDevice dev in devices)
{
int screen = deviceToScreen[dev];
IntPtr timestamp_of_last_update;
Functions.XRRTimes(API.DefaultDisplay, screen, out timestamp_of_last_update);
lastConfigUpdate.Add(timestamp_of_last_update);
List <DisplayResolution> available_res = new List <DisplayResolution>();
// Add info for a new screen.
screenResolutionToIndex.Add(new Dictionary <DisplayResolution, int>());
int[] depths = FindAvailableDepths(screen);
int resolution_count = 0;
foreach (XRRScreenSize size in FindAvailableResolutions(screen))
{
if (size.Width == 0 || size.Height == 0)
{
Debug.Print("[Warning] XRandR returned an invalid resolution ({0}) for display device {1}", size, screen);
continue;
}
short[] rates = null;
rates = Functions.XRRRates(API.DefaultDisplay, screen, resolution_count);
// It seems that XRRRates returns 0 for modes that are larger than the screen
// can support, as well as for all supported modes. On Ubuntu 7.10 the tool
// "Screens and Graphics" does report these modes, though.
foreach (short rate in rates)
{
// Note: some X servers (like Xming on Windows) do not report any rates other than 0.
// If we only have 1 rate, add it even if it is 0.
if (rate != 0 || rates.Length == 1)
{
foreach (int depth in depths)
{
available_res.Add(new DisplayResolution(0, 0, size.Width, size.Height, depth, (float)rate));
}
}
}
// Keep the index of this resolution - we will need it for resolution changes later.
foreach (int depth in depths)
{
// Note that Xinerama may return multiple devices for a single screen. XRandR will
// not distinguish between the two as far as resolutions are supported (since XRandR
// operates on X screens, not display devices) - we need to be careful not to add the
// same resolution twice!
DisplayResolution res = new DisplayResolution(0, 0, size.Width, size.Height, depth, 0);
if (!screenResolutionToIndex[screen].ContainsKey(res))
{
screenResolutionToIndex[screen].Add(res, resolution_count);
}
}
++resolution_count;
}
// The resolution of the current DisplayDevice is discovered through XRRConfigCurrentConfiguration.
// Its refresh rate is discovered by the FindCurrentRefreshRate call.
// Its depth is discovered by the FindCurrentDepth call.
float current_refresh_rate = FindCurrentRefreshRate(screen);
int current_depth = FindCurrentDepth(screen);
IntPtr screen_config = Functions.XRRGetScreenInfo(API.DefaultDisplay, Functions.XRootWindow(API.DefaultDisplay, screen));
ushort current_rotation; // Not needed.
int current_resolution_index = Functions.XRRConfigCurrentConfiguration(screen_config, out current_rotation);
if (dev.Bounds == Rectangle.Empty)
{
// We have added depths.Length copies of each resolution
// Adjust the return value of XRRGetScreenInfo to retrieve the correct resolution
int index = current_resolution_index * depths.Length;
// Make sure we are within the bounds of the available_res array
if (index >= available_res.Count)
{
// If not, use the return value of XRRGetScreenInfo directly
index = current_resolution_index;
}
DisplayResolution current_resolution = available_res[index];
dev.Bounds = new Rectangle(0, 0, current_resolution.Width, current_resolution.Height);
}
dev.BitsPerPixel = current_depth;
dev.RefreshRate = current_refresh_rate;
dev.AvailableResolutions = available_res;
deviceToDefaultResolution.Add(dev, current_resolution_index);
}
return(true);
}
public void RefreshDisplayDevices()
{
lock (this.display_lock)
{
// Store an array of the current available DisplayDevice objects.
// This is needed to preserve the original resolution.
DisplayDevice[] previousDevices = this.AvailableDevices.ToArray();
this.AvailableDevices.Clear();
// We save all necessary parameters in temporary variables
// and construct the device when every needed detail is available.
// The main DisplayDevice constructor adds the newly constructed device
// to the list of available devices.
DisplayDevice opentk_dev;
DisplayResolution opentk_dev_current_res = null;
List <DisplayResolution> opentk_dev_available_res = new List <DisplayResolution>();
bool opentk_dev_primary = false;
int device_count = 0, mode_count = 0;
// Get available video adapters and enumerate all monitors
WindowsDisplayDevice dev1 = new WindowsDisplayDevice();
while (Functions.EnumDisplayDevices(null, device_count++, dev1, 0))
{
if ((dev1.StateFlags & DisplayDeviceStateFlags.AttachedToDesktop) == DisplayDeviceStateFlags.None) // NOTE: AttachedToDesktop is identical to Active
{
continue;
}
DeviceMode monitor_mode = new DeviceMode();
// The second function should only be executed when the first one fails
// (e.g. when the monitor is disabled)
if (Functions.EnumDisplaySettingsEx(dev1.DeviceName, DisplayModeSettingsEnum.CurrentSettings, monitor_mode, 0) ||
Functions.EnumDisplaySettingsEx(dev1.DeviceName, DisplayModeSettingsEnum.RegistrySettings, monitor_mode, 0))
{
VerifyMode(dev1, monitor_mode);
float scale = this.GetScale(ref monitor_mode);
var x = (int)(monitor_mode.Position.X / scale);
var y = (int)(monitor_mode.Position.Y / scale);
var width = (int)(monitor_mode.PelsWidth / scale);
var height = (int)(monitor_mode.PelsHeight / scale);
try
{
opentk_dev_current_res = new DisplayResolution(x, y, width, height, monitor_mode.BitsPerPel, monitor_mode.DisplayFrequency);
}
catch (ArgumentOutOfRangeException e)
{
Debug.Print("[OpenTK] Invaild display mode on {0}: {1}, ({2},{3},{4},{5},{6},{7})", dev1.DeviceName, e.Message, x, y, width, height, monitor_mode.BitsPerPel, monitor_mode.DisplayFrequency);
// ingnore this output device -> continue with EnumDisplayDevices
continue;
}
opentk_dev_primary =
(dev1.StateFlags & DisplayDeviceStateFlags.PrimaryDevice) != DisplayDeviceStateFlags.None;
}
opentk_dev_available_res.Clear();
mode_count = 0;
while (Functions.EnumDisplaySettingsEx(dev1.DeviceName, mode_count++, monitor_mode, 0))
{
VerifyMode(dev1, monitor_mode);
float scale = this.GetScale(ref monitor_mode);
var x = (int)(monitor_mode.Position.X / scale);
var y = (int)(monitor_mode.Position.Y / scale);
var width = (int)(monitor_mode.PelsWidth / scale);
var height = (int)(monitor_mode.PelsHeight / scale);
try
{
var res = new DisplayResolution(x, y, width, height, monitor_mode.BitsPerPel, monitor_mode.DisplayFrequency);
opentk_dev_available_res.Add(res);
}
catch (ArgumentOutOfRangeException e)
{
Debug.Print("[OpenTK] Invaild display mode on {0}: {1}, ({2},{3},{4},{5},{6},{7})", dev1.DeviceName, e.Message, x, y, width, height, monitor_mode.BitsPerPel, monitor_mode.DisplayFrequency);
// ingnore this mode for list of available modes -> continue with EnumDisplaySettingsEx
continue;
}
}
// Construct the OpenTK DisplayDevice through the accumulated parameters.
// The constructor will automatically add the DisplayDevice to the list
// of available devices.
#pragma warning disable 612,618
opentk_dev = new DisplayDevice(
opentk_dev_current_res,
opentk_dev_primary,
opentk_dev_available_res,
opentk_dev_current_res.Bounds,
dev1.DeviceName);
#pragma warning restore 612,618
// Set the original resolution if the DisplayDevice was previously available.
foreach (DisplayDevice existingDevice in previousDevices)
{
if ((string)existingDevice.Id == (string)opentk_dev.Id)
{
opentk_dev.OriginalResolution = existingDevice.OriginalResolution;
}
}
this.AvailableDevices.Add(opentk_dev);
if (opentk_dev_primary)
{
this.Primary = opentk_dev;
}
Debug.Print("DisplayDevice {0} ({1}) supports {2} resolutions.",
device_count, opentk_dev.IsPrimary ? "primary" : "secondary", opentk_dev.AvailableResolutions.Count);
}
}
}
public bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution)
{
return(false);
}
/// <summary>
/// Convert the given resolution to a short command line string.
/// </summary>
/// <param name="resolution">The resolution to convert.</param>
/// <returns>The short command line argument string, which is just a number.</returns>
public static string ToShortCommandLineArgumentString(this DisplayResolution resolution)
{
return(((int)resolution).ToString());
}
public override bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution)
{
Sdl2Factory.UseFullscreenDesktop = false;
return(true);
}
public abstract bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution);
public override bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution)
{
Sdl2Factory.UseFullscreenDesktop = false;
return true;
}
static bool QueryXRandR(List <DisplayDevice> devices)
{
// Get available resolutions. Then, for each resolution get all available rates.
foreach (DisplayDevice dev in devices)
{
int screen = deviceToScreen[dev];
IntPtr lastUpdateTimestamp;
API.XRRTimes(API.DefaultDisplay, screen, out lastUpdateTimestamp);
lastConfigUpdate.Add(lastUpdateTimestamp);
List <DisplayResolution> available_res = new List <DisplayResolution>();
// Add info for a new screen.
screenResolutionToIndex.Add(new Dictionary <DisplayResolution, int>());
int[] depths = API.XListDepths(API.DefaultDisplay, screen);
int resolution_count = 0;
foreach (XRRScreenSize size in FindAvailableResolutions(screen))
{
if (size.Width == 0 || size.Height == 0)
{
Debug.Print("[Warning] XRandR returned an invalid resolution ({0}) for display device {1}", size, screen);
continue;
}
short[] rates = API.XRRRates(API.DefaultDisplay, screen, resolution_count);
// It seems that XRRRates returns 0 for modes that are larger than the screen
// can support, as well as for all supported modes. On Ubuntu 7.10 the tool
// "Screens and Graphics" does report these modes, though.
foreach (short rate in rates)
{
// Note: some X servers (like Xming on Windows) do not report any rates other than 0.
// If we only have 1 rate, add it even if it is 0.
if (rate != 0 || rates.Length == 1)
{
foreach (int depth in depths)
{
available_res.Add(new DisplayResolution(0, 0, size.Width, size.Height, depth, rate));
}
}
}
// Keep the index of this resolution - we will need it for resolution changes later.
foreach (int depth in depths)
{
// Note that Xinerama may return multiple devices for a single screen. XRandR will
// not distinguish between the two as far as resolutions are supported (since XRandR
// operates on X screens, not display devices) - we need to be careful not to add the
// same resolution twice!
DisplayResolution res = new DisplayResolution(0, 0, size.Width, size.Height, depth, 0);
if (!screenResolutionToIndex[screen].ContainsKey(res))
{
screenResolutionToIndex[screen].Add(res, resolution_count);
}
}
++resolution_count;
}
IntPtr screenConfig = API.XRRGetScreenInfo(API.DefaultDisplay, API.XRootWindow(API.DefaultDisplay, screen));
ushort curRotation;
int curResolutionIndex = API.XRRConfigCurrentConfiguration(screenConfig, out curRotation);
float curRefreshRate = API.XRRConfigCurrentRate(screenConfig);
int curDepth = API.XDefaultDepth(API.DefaultDisplay, screen);
API.XRRFreeScreenConfigInfo(screenConfig);
if (dev.Bounds == Rectangle.Empty)
{
dev.Bounds = new Rectangle(0, 0, available_res[curResolutionIndex].Width, available_res[curResolutionIndex].Height);
}
dev.BitsPerPixel = curDepth;
dev.RefreshRate = curRefreshRate;
dev.AvailableResolutions = available_res;
deviceToDefaultResolution.Add(dev, curResolutionIndex);
}
return(true);
}
