void _glfwPlatformSetWindowSize(_GLFWwindow* window, int width, int height)
{
if (!window->resizable)
{
// Update window size restrictions to match new window size
XSizeHints* hints = XAllocSizeHints();
hints->flags |= (PMinSize | PMaxSize);
hints->min_width = hints->max_width = width;
hints->min_height = hints->max_height = height;
XSetWMNormalHints(_glfw.x11.display, window->x11.handle, hints);
XFree(hints);
}
if (window->monitor)
{
if (window->x11.overrideRedirect)
{
GLFWvidmode mode;
_glfwPlatformGetVideoMode(window->monitor, &mode);
XResizeWindow(_glfw.x11.display, window->x11.handle,
window->videoMode.width, window->videoMode.height);
}
_glfwSetVideoMode(window->monitor, &window->videoMode);
}
else
XResizeWindow(_glfw.x11.display, window->x11.handle, width, height);
}
int _glfwSetVideoMode(_GLFWmonitor* monitor, const GLFWvidmode* mode)
{
GLFWvidmode current;
const GLFWvidmode* best;
DEVMODE dm;
best = _glfwChooseVideoMode(monitor, mode);
_glfwPlatformGetVideoMode(monitor, ¤t);
if (_glfwCompareVideoModes(¤t, best) == 0)
return GL_TRUE;
dm.dmSize = sizeof(DEVMODE);
dm.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT | DM_BITSPERPEL;
dm.dmPelsWidth = best->width;
dm.dmPelsHeight = best->height;
dm.dmBitsPerPel = best->redBits + best->greenBits + best->blueBits;
if (dm.dmBitsPerPel < 15 || dm.dmBitsPerPel >= 24)
dm.dmBitsPerPel = 32;
if (ChangeDisplaySettingsEx(monitor->win32.name,
&dm,
NULL,
CDS_FULLSCREEN,
NULL) != DISP_CHANGE_SUCCESSFUL)
{
_glfwInputError(GLFW_PLATFORM_ERROR, "Win32: Failed to set video mode");
return GL_FALSE;
}
return GL_TRUE;
}
GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* found)
{
GLFWvidmode* result;
*found = 0;
// Build array of available resolutions
if (_glfw.x11.randr.available && !_glfw.x11.randr.monitorBroken)
{
int i, j;
XRRScreenResources* sr;
XRROutputInfo* oi;
sr = XRRGetScreenResources(_glfw.x11.display, _glfw.x11.root);
oi = XRRGetOutputInfo(_glfw.x11.display, sr, monitor->x11.output);
result = calloc(oi->nmode, sizeof(GLFWvidmode));
for (i = 0; i < oi->nmode; i++)
{
const XRRModeInfo* mi = getModeInfo(sr, oi->modes[i]);
if (!modeIsGood(mi))
continue;
const GLFWvidmode mode = vidmodeFromModeInfo(mi);
for (j = 0; j < *found; j++)
{
if (result[j].width == mode.width &&
result[j].height == mode.height &&
result[j].refreshRate == mode.refreshRate)
{
break;
}
}
if (j < *found)
{
// This is a duplicate, so skip it
continue;
}
result[*found] = mode;
(*found)++;
}
XRRFreeOutputInfo(oi);
XRRFreeScreenResources(sr);
}
else
{
*found = 1;
result = calloc(1, sizeof(GLFWvidmode));
_glfwPlatformGetVideoMode(monitor, result);
}
return result;
}
// Change the current video mode
//
GLFWbool _glfwSetVideoModeWin32(_GLFWmonitor* monitor, const GLFWvidmode* desired)
{
GLFWvidmode current;
const GLFWvidmode* best;
DEVMODEW dm;
LONG result;
best = _glfwChooseVideoMode(monitor, desired);
_glfwPlatformGetVideoMode(monitor, ¤t);
if (_glfwCompareVideoModes(¤t, best) == 0)
return GLFW_TRUE;
ZeroMemory(&dm, sizeof(dm));
dm.dmSize = sizeof(dm);
dm.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT | DM_BITSPERPEL |
DM_DISPLAYFREQUENCY;
dm.dmPelsWidth = best->width;
dm.dmPelsHeight = best->height;
dm.dmBitsPerPel = best->redBits + best->greenBits + best->blueBits;
dm.dmDisplayFrequency = best->refreshRate;
if (dm.dmBitsPerPel < 15 || dm.dmBitsPerPel >= 24)
dm.dmBitsPerPel = 32;
result = ChangeDisplaySettingsExW(monitor->win32.adapterName,
&dm,
NULL,
CDS_FULLSCREEN,
NULL);
if (result != DISP_CHANGE_SUCCESSFUL)
{
const char* description = "Unknown error";
if (result == DISP_CHANGE_BADDUALVIEW)
description = "The system uses DualView";
else if (result == DISP_CHANGE_BADFLAGS)
description = "Invalid flags";
else if (result == DISP_CHANGE_BADMODE)
description = "Graphics mode not supported";
else if (result == DISP_CHANGE_BADPARAM)
description = "Invalid parameter";
else if (result == DISP_CHANGE_FAILED)
description = "Graphics mode failed";
else if (result == DISP_CHANGE_NOTUPDATED)
description = "Failed to write to registry";
else if (result == DISP_CHANGE_RESTART)
description = "Computer restart required";
_glfwInputError(GLFW_PLATFORM_ERROR,
"Win32: Failed to set video mode: %s",
description);
return GLFW_FALSE;
}
monitor->win32.modeChanged = GLFW_TRUE;
return GLFW_TRUE;
}
GLFWAPI const GLFWvidmode* glfwGetVideoMode(GLFWmonitor* handle)
{
_GLFWmonitor* monitor = (_GLFWmonitor*) handle;
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
_glfwPlatformGetVideoMode(monitor, &monitor->currentMode);
return &monitor->currentMode;
}
// Set the current video mode for the specified monitor
//
void _glfwSetVideoModeX11(_GLFWmonitor* monitor, const GLFWvidmode* desired)
{
if (_glfw.x11.randr.available && !_glfw.x11.randr.monitorBroken)
{
XRRScreenResources* sr;
XRRCrtcInfo* ci;
XRROutputInfo* oi;
GLFWvidmode current;
const GLFWvidmode* best;
RRMode native = None;
int i;
best = _glfwChooseVideoMode(monitor, desired);
_glfwPlatformGetVideoMode(monitor, ¤t);
if (_glfwCompareVideoModes(¤t, best) == 0)
return;
sr = XRRGetScreenResourcesCurrent(_glfw.x11.display, _glfw.x11.root);
ci = XRRGetCrtcInfo(_glfw.x11.display, sr, monitor->x11.crtc);
oi = XRRGetOutputInfo(_glfw.x11.display, sr, monitor->x11.output);
for (i = 0; i < oi->nmode; i++)
{
const XRRModeInfo* mi = getModeInfo(sr, oi->modes[i]);
if (!modeIsGood(mi))
continue;
const GLFWvidmode mode = vidmodeFromModeInfo(mi, ci);
if (_glfwCompareVideoModes(best, &mode) == 0)
{
native = mi->id;
break;
}
}
if (native)
{
if (monitor->x11.oldMode == None)
monitor->x11.oldMode = ci->mode;
XRRSetCrtcConfig(_glfw.x11.display,
sr, monitor->x11.crtc,
CurrentTime,
ci->x, ci->y,
native,
ci->rotation,
ci->outputs,
ci->noutput);
}
XRRFreeOutputInfo(oi);
XRRFreeCrtcInfo(ci);
XRRFreeScreenResources(sr);
}
}
GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* count)
{
GLFWvidmode* result;
*count = 0;
if (_glfw.x11.randr.available && !_glfw.x11.randr.monitorBroken)
{
int i, j;
XRRScreenResources* sr;
XRRCrtcInfo* ci;
XRROutputInfo* oi;
sr = XRRGetScreenResourcesCurrent(_glfw.x11.display, _glfw.x11.root);
ci = XRRGetCrtcInfo(_glfw.x11.display, sr, monitor->x11.crtc);
oi = XRRGetOutputInfo(_glfw.x11.display, sr, monitor->x11.output);
result = calloc(oi->nmode, sizeof(GLFWvidmode));
for (i = 0; i < oi->nmode; i++)
{
const XRRModeInfo* mi = getModeInfo(sr, oi->modes[i]);
if (!modeIsGood(mi))
continue;
const GLFWvidmode mode = vidmodeFromModeInfo(mi, ci);
for (j = 0; j < *count; j++)
{
if (_glfwCompareVideoModes(result + j, &mode) == 0)
break;
}
// Skip duplicate modes
if (j < *count)
continue;
(*count)++;
result[*count - 1] = mode;
}
XRRFreeOutputInfo(oi);
XRRFreeCrtcInfo(ci);
XRRFreeScreenResources(sr);
}
else
{
*count = 1;
result = calloc(1, sizeof(GLFWvidmode));
_glfwPlatformGetVideoMode(monitor, result);
}
return result;
}
GLFWAPI GLFWvidmode glfwGetVideoMode(GLFWmonitor* handle)
{
_GLFWmonitor* monitor = (_GLFWmonitor*) handle;
GLFWvidmode mode = { 0, 0, 0, 0, 0 };
if (!_glfwInitialized)
{
_glfwInputError(GLFW_NOT_INITIALIZED, NULL);
return mode;
}
_glfwPlatformGetVideoMode(monitor, &mode);
return mode;
}
// Enter full screen mode
//
static GLboolean enterFullscreenMode(_GLFWwindow* window)
{
GLFWvidmode mode;
GLboolean status;
int xpos, ypos;
status = _glfwSetVideoMode(window->monitor, &window->videoMode);
_glfwPlatformGetVideoMode(window->monitor, &mode);
_glfwPlatformGetMonitorPos(window->monitor, &xpos, &ypos);
SetWindowPos(window->win32.handle, HWND_TOPMOST,
xpos, ypos, mode.width, mode.height, SWP_NOCOPYBITS);
return status;
}
// Make the specified window and its video mode active on its monitor
//
static GLFWbool acquireMonitor(_GLFWwindow* window)
{
GLFWvidmode mode;
GLFWbool status;
int xpos, ypos;
status = _glfwSetVideoModeWin32(window->monitor, &window->videoMode);
_glfwPlatformGetVideoMode(window->monitor, &mode);
_glfwPlatformGetMonitorPos(window->monitor, &xpos, &ypos);
SetWindowPos(window->win32.handle, HWND_TOPMOST,
xpos, ypos, mode.width, mode.height,
SWP_NOACTIVATE | SWP_NOCOPYBITS);
_glfwInputMonitorWindowChange(window->monitor, window);
return status;
}
int _glfwPlatformCreateWindow(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
const _GLFWctxconfig* ctxconfig,
const _GLFWfbconfig* fbconfig)
{
if (window->monitor)
{
GLFWvidmode mode;
_glfwPlatformGetVideoMode(window->monitor, &mode);
mir_surface_set_state(window->mir.surface, mir_surface_state_fullscreen);
if (wndconfig->width > mode.width || wndconfig->height > mode.height)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Mir: Requested surface size too large: %ix%i",
wndconfig->width, wndconfig->height);
return GLFW_FALSE;
}
}
window->mir.width = wndconfig->width;
window->mir.height = wndconfig->height;
window->mir.currentCursor = NULL;
if (!createSurface(window))
return GLFW_FALSE;
window->mir.window = mir_buffer_stream_get_egl_native_window(
mir_surface_get_buffer_stream(window->mir.surface));
if (ctxconfig->client != GLFW_NO_API)
{
if (!_glfwInitEGL())
return GLFW_FALSE;
if (!_glfwCreateContextEGL(window, ctxconfig, fbconfig))
return GLFW_FALSE;
}
return GLFW_TRUE;
}
// Change the current video mode
//
GLFWbool _glfwSetVideoModeWin32(_GLFWmonitor* monitor, const GLFWvidmode* desired)
{
GLFWvidmode current;
const GLFWvidmode* best;
DEVMODEW dm;
best = _glfwChooseVideoMode(monitor, desired);
_glfwPlatformGetVideoMode(monitor, ¤t);
if (_glfwCompareVideoModes(¤t, best) == 0)
return GLFW_TRUE;
ZeroMemory(&dm, sizeof(dm));
dm.dmSize = sizeof(DEVMODEW);
dm.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT | DM_BITSPERPEL |
DM_DISPLAYFREQUENCY;
dm.dmPelsWidth = best->width;
dm.dmPelsHeight = best->height;
dm.dmBitsPerPel = best->redBits + best->greenBits + best->blueBits;
dm.dmDisplayFrequency = best->refreshRate;
if (dm.dmBitsPerPel < 15 || dm.dmBitsPerPel >= 24)
dm.dmBitsPerPel = 32;
if (ChangeDisplaySettingsExW(monitor->win32.adapterName,
&dm,
NULL,
CDS_FULLSCREEN,
NULL) != DISP_CHANGE_SUCCESSFUL)
{
_glfwInputError(GLFW_PLATFORM_ERROR, "Win32: Failed to set video mode");
return GLFW_FALSE;
}
monitor->win32.modeChanged = GLFW_TRUE;
return GLFW_TRUE;
}
void _glfwPlatformSetWindowMonitor(_GLFWwindow* window,
_GLFWmonitor* monitor,
int xpos, int ypos,
int width, int height,
int refreshRate)
{
if (window->monitor == monitor)
{
if (monitor)
{
if (monitor->window == window)
acquireMonitor(window);
}
else
{
RECT rect = { xpos, ypos, xpos + width, ypos + height };
AdjustWindowRectEx(&rect, getWindowStyle(window),
FALSE, getWindowExStyle(window));
SetWindowPos(window->win32.handle, HWND_TOP,
rect.left, rect.top,
rect.right - rect.left, rect.bottom - rect.top,
SWP_NOCOPYBITS | SWP_NOACTIVATE | SWP_NOZORDER);
}
return;
}
if (window->monitor)
releaseMonitor(window);
_glfwInputWindowMonitorChange(window, monitor);
if (monitor)
{
GLFWvidmode mode;
DWORD style = GetWindowLongW(window->win32.handle, GWL_STYLE);
UINT flags = SWP_SHOWWINDOW | SWP_NOACTIVATE | SWP_NOCOPYBITS;
if (window->decorated)
{
style &= ~WS_OVERLAPPEDWINDOW;
style |= getWindowStyle(window);
SetWindowLongW(window->win32.handle, GWL_STYLE, style);
flags |= SWP_FRAMECHANGED;
}
_glfwPlatformGetVideoMode(monitor, &mode);
_glfwPlatformGetMonitorPos(monitor, &xpos, &ypos);
SetWindowPos(window->win32.handle, HWND_TOPMOST,
xpos, ypos, mode.width, mode.height,
flags);
acquireMonitor(window);
}
else
{
HWND after;
RECT rect = { xpos, ypos, xpos + width, ypos + height };
DWORD style = GetWindowLongW(window->win32.handle, GWL_STYLE);
UINT flags = SWP_NOACTIVATE | SWP_NOCOPYBITS;
if (window->decorated)
{
style &= ~WS_POPUP;
style |= getWindowStyle(window);
SetWindowLongW(window->win32.handle, GWL_STYLE, style);
flags |= SWP_FRAMECHANGED;
}
if (window->floating)
after = HWND_TOPMOST;
else
after = HWND_NOTOPMOST;
AdjustWindowRectEx(&rect, getWindowStyle(window),
FALSE, getWindowExStyle(window));
SetWindowPos(window->win32.handle, after,
rect.left, rect.top,
rect.right - rect.left, rect.bottom - rect.top,
flags);
}
}
// Enter fullscreen mode
//
static void enterFullscreenMode(_GLFWwindow* window)
{
if (!_glfw.x11.saver.changed)
{
// Remember old screen saver settings
XGetScreenSaver(_glfw.x11.display,
&_glfw.x11.saver.timeout,
&_glfw.x11.saver.interval,
&_glfw.x11.saver.blanking,
&_glfw.x11.saver.exposure);
// Disable screen saver
XSetScreenSaver(_glfw.x11.display, 0, 0, DontPreferBlanking,
DefaultExposures);
_glfw.x11.saver.changed = GL_TRUE;
}
_glfwSetVideoMode(window->monitor, &window->videoMode);
if (_glfw.x11.hasEWMH &&
_glfw.x11.NET_WM_STATE != None &&
_glfw.x11.NET_WM_STATE_FULLSCREEN != None)
{
if (_glfw.x11.NET_ACTIVE_WINDOW != None)
{
// Ask the window manager to raise and focus the GLFW window
// Only focused windows with the _NET_WM_STATE_FULLSCREEN state end
// up on top of all other windows ("Stacking order" in EWMH spec)
XEvent event;
memset(&event, 0, sizeof(event));
event.type = ClientMessage;
event.xclient.window = window->x11.handle;
event.xclient.format = 32; // Data is 32-bit longs
event.xclient.message_type = _glfw.x11.NET_ACTIVE_WINDOW;
event.xclient.data.l[0] = 1; // Sender is a normal application
event.xclient.data.l[1] = 0; // We don't really know the timestamp
XSendEvent(_glfw.x11.display,
_glfw.x11.root,
False,
SubstructureNotifyMask | SubstructureRedirectMask,
&event);
}
// Ask the window manager to make the GLFW window a fullscreen window
// Fullscreen windows are undecorated and, when focused, are kept
// on top of all other windows
XEvent event;
memset(&event, 0, sizeof(event));
event.type = ClientMessage;
event.xclient.window = window->x11.handle;
event.xclient.format = 32; // Data is 32-bit longs
event.xclient.message_type = _glfw.x11.NET_WM_STATE;
event.xclient.data.l[0] = _NET_WM_STATE_ADD;
event.xclient.data.l[1] = _glfw.x11.NET_WM_STATE_FULLSCREEN;
event.xclient.data.l[2] = 0; // No secondary property
event.xclient.data.l[3] = 1; // Sender is a normal application
XSendEvent(_glfw.x11.display,
_glfw.x11.root,
False,
SubstructureNotifyMask | SubstructureRedirectMask,
&event);
}
else if (window->x11.overrideRedirect)
{
// In override-redirect mode we have divorced ourselves from the
// window manager, so we need to do everything manually
GLFWvidmode mode;
_glfwPlatformGetVideoMode(window->monitor, &mode);
XRaiseWindow(_glfw.x11.display, window->x11.handle);
XSetInputFocus(_glfw.x11.display, window->x11.handle,
RevertToParent, CurrentTime);
XMoveWindow(_glfw.x11.display, window->x11.handle, 0, 0);
XResizeWindow(_glfw.x11.display, window->x11.handle,
mode.width, mode.height);
}
}
// Creates the GLFW window and rendering context
//
static GLFWbool createWindow(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
const _GLFWctxconfig* ctxconfig,
const _GLFWfbconfig* fbconfig)
{
int xpos, ypos, fullWidth, fullHeight;
WCHAR* wideTitle;
if (wndconfig->monitor)
{
GLFWvidmode mode;
// NOTE: This window placement is temporary and approximate, as the
// correct position and size cannot be known until the monitor
// video mode has been set
_glfwPlatformGetMonitorPos(wndconfig->monitor, &xpos, &ypos);
_glfwPlatformGetVideoMode(wndconfig->monitor, &mode);
fullWidth = mode.width;
fullHeight = mode.height;
}
else
{
xpos = CW_USEDEFAULT;
ypos = CW_USEDEFAULT;
getFullWindowSize(getWindowStyle(window), getWindowExStyle(window),
wndconfig->width, wndconfig->height,
&fullWidth, &fullHeight);
}
wideTitle = _glfwCreateWideStringFromUTF8(wndconfig->title);
if (!wideTitle)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Win32: Failed to convert window title to UTF-16");
return GLFW_FALSE;
}
window->win32.handle = CreateWindowExW(getWindowExStyle(window),
_GLFW_WNDCLASSNAME,
wideTitle,
getWindowStyle(window),
xpos, ypos,
fullWidth, fullHeight,
NULL, // No parent window
NULL, // No window menu
GetModuleHandleW(NULL),
window); // Pass object to WM_CREATE
free(wideTitle);
if (!window->win32.handle)
{
_glfwInputError(GLFW_PLATFORM_ERROR, "Win32: Failed to create window");
return GLFW_FALSE;
}
if (_glfw_ChangeWindowMessageFilterEx)
{
_glfw_ChangeWindowMessageFilterEx(window->win32.handle,
WM_DROPFILES, MSGFLT_ALLOW, NULL);
_glfw_ChangeWindowMessageFilterEx(window->win32.handle,
WM_COPYDATA, MSGFLT_ALLOW, NULL);
_glfw_ChangeWindowMessageFilterEx(window->win32.handle,
WM_COPYGLOBALDATA, MSGFLT_ALLOW, NULL);
}
if (wndconfig->floating && !wndconfig->monitor)
{
SetWindowPos(window->win32.handle,
HWND_TOPMOST,
0, 0, 0, 0,
SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE);
}
DragAcceptFiles(window->win32.handle, TRUE);
if (!_glfwCreateContext(window, ctxconfig, fbconfig))
return GLFW_FALSE;
window->win32.minwidth = GLFW_DONT_CARE;
window->win32.minheight = GLFW_DONT_CARE;
window->win32.maxwidth = GLFW_DONT_CARE;
window->win32.maxheight = GLFW_DONT_CARE;
window->win32.numer = GLFW_DONT_CARE;
window->win32.denom = GLFW_DONT_CARE;
return GLFW_TRUE;
}
// Creates the GLFW window
//
static int createNativeWindow(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig)
{
int xpos, ypos, fullWidth, fullHeight;
WCHAR* wideTitle;
DWORD style = getWindowStyle(window);
DWORD exStyle = getWindowExStyle(window);
if (window->monitor)
{
GLFWvidmode mode;
// NOTE: This window placement is temporary and approximate, as the
// correct position and size cannot be known until the monitor
// video mode has been set
_glfwPlatformGetMonitorPos(window->monitor, &xpos, &ypos);
_glfwPlatformGetVideoMode(window->monitor, &mode);
fullWidth = mode.width;
fullHeight = mode.height;
}
else
{
xpos = CW_USEDEFAULT;
ypos = CW_USEDEFAULT;
if (wndconfig->maximized)
style |= WS_MAXIMIZE;
getFullWindowSize(style, exStyle,
wndconfig->width, wndconfig->height,
&fullWidth, &fullHeight);
}
wideTitle = _glfwCreateWideStringFromUTF8Win32(wndconfig->title);
if (!wideTitle)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Win32: Failed to convert window title to UTF-16");
return GLFW_FALSE;
}
window->win32.handle = CreateWindowExW(exStyle,
_GLFW_WNDCLASSNAME,
wideTitle,
style,
xpos, ypos,
fullWidth, fullHeight,
NULL, // No parent window
NULL, // No window menu
GetModuleHandleW(NULL),
NULL);
free(wideTitle);
if (!window->win32.handle)
{
_glfwInputError(GLFW_PLATFORM_ERROR, "Win32: Failed to create window");
return GLFW_FALSE;
}
SetPropW(window->win32.handle, L"GLFW", window);
if (_glfw_ChangeWindowMessageFilterEx)
{
_glfw_ChangeWindowMessageFilterEx(window->win32.handle,
WM_DROPFILES, MSGFLT_ALLOW, NULL);
_glfw_ChangeWindowMessageFilterEx(window->win32.handle,
WM_COPYDATA, MSGFLT_ALLOW, NULL);
_glfw_ChangeWindowMessageFilterEx(window->win32.handle,
WM_COPYGLOBALDATA, MSGFLT_ALLOW, NULL);
}
DragAcceptFiles(window->win32.handle, TRUE);
return GLFW_TRUE;
}
GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* count)
{
int modeIndex = 0, size = 0;
GLFWvidmode* result = NULL;
*count = 0;
for (;;)
{
int i;
GLFWvidmode mode;
DEVMODEW dm;
ZeroMemory(&dm, sizeof(dm));
dm.dmSize = sizeof(dm);
if (!EnumDisplaySettingsW(monitor->win32.adapterName, modeIndex, &dm))
break;
modeIndex++;
// Skip modes with less than 15 BPP
if (dm.dmBitsPerPel < 15)
continue;
mode.width = dm.dmPelsWidth;
mode.height = dm.dmPelsHeight;
mode.refreshRate = dm.dmDisplayFrequency;
_glfwSplitBPP(dm.dmBitsPerPel,
&mode.redBits,
&mode.greenBits,
&mode.blueBits);
for (i = 0; i < *count; i++)
{
if (_glfwCompareVideoModes(result + i, &mode) == 0)
break;
}
// Skip duplicate modes
if (i < *count)
continue;
if (monitor->win32.modesPruned)
{
// Skip modes not supported by the connected displays
if (ChangeDisplaySettingsExW(monitor->win32.adapterName,
&dm,
NULL,
CDS_TEST,
NULL) != DISP_CHANGE_SUCCESSFUL)
{
continue;
}
}
if (*count == size)
{
size += 128;
result = (GLFWvidmode*) realloc(result, size * sizeof(GLFWvidmode));
}
(*count)++;
result[*count - 1] = mode;
}
if (!*count)
{
// HACK: Report the current mode if no valid modes were found
result = calloc(1, sizeof(GLFWvidmode));
_glfwPlatformGetVideoMode(monitor, result);
*count = 1;
}
return result;
}
