ref: 277a0b8e733256edfa746bc8e59eb18232fa49a1
dir: /external/glfw/src/cocoa_window.m/
//========================================================================
// GLFW 3.3 macOS - www.glfw.org
//------------------------------------------------------------------------
// Copyright (c) 2009-2019 Camilla Löwy <elmindreda@glfw.org>
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would
// be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not
// be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//
//========================================================================
// It is fine to use C99 in this file because it will not be built with VS
//========================================================================
#include "internal.h"
#include <float.h>
#include <string.h>
// Returns the style mask corresponding to the window settings
//
static NSUInteger getStyleMask(_GLFWwindow* window)
{
NSUInteger styleMask = NSWindowStyleMaskMiniaturizable;
if (window->monitor || !window->decorated)
styleMask |= NSWindowStyleMaskBorderless;
else
{
styleMask |= NSWindowStyleMaskTitled |
NSWindowStyleMaskClosable;
if (window->resizable)
styleMask |= NSWindowStyleMaskResizable;
}
return styleMask;
}
// Returns whether the cursor is in the content area of the specified window
//
static GLFWbool cursorInContentArea(_GLFWwindow* window)
{
const NSPoint pos = [window->ns.object mouseLocationOutsideOfEventStream];
return [window->ns.view mouse:pos inRect:[window->ns.view frame]];
}
// Hides the cursor if not already hidden
//
static void hideCursor(_GLFWwindow* window)
{
if (!_glfw.ns.cursorHidden)
{
[NSCursor hide];
_glfw.ns.cursorHidden = GLFW_TRUE;
}
}
// Shows the cursor if not already shown
//
static void showCursor(_GLFWwindow* window)
{
if (_glfw.ns.cursorHidden)
{
[NSCursor unhide];
_glfw.ns.cursorHidden = GLFW_FALSE;
}
}
// Updates the cursor image according to its cursor mode
//
static void updateCursorImage(_GLFWwindow* window)
{
if (window->cursorMode == GLFW_CURSOR_NORMAL)
{
showCursor(window);
if (window->cursor)
[(NSCursor*) window->cursor->ns.object set];
else
[[NSCursor arrowCursor] set];
}
else
hideCursor(window);
}
// Apply chosen cursor mode to a focused window
//
static void updateCursorMode(_GLFWwindow* window)
{
if (window->cursorMode == GLFW_CURSOR_DISABLED)
{
_glfw.ns.disabledCursorWindow = window;
_glfwPlatformGetCursorPos(window,
&_glfw.ns.restoreCursorPosX,
&_glfw.ns.restoreCursorPosY);
_glfwCenterCursorInContentArea(window);
CGAssociateMouseAndMouseCursorPosition(false);
}
else if (_glfw.ns.disabledCursorWindow == window)
{
_glfw.ns.disabledCursorWindow = NULL;
CGAssociateMouseAndMouseCursorPosition(true);
_glfwPlatformSetCursorPos(window,
_glfw.ns.restoreCursorPosX,
_glfw.ns.restoreCursorPosY);
}
if (cursorInContentArea(window))
updateCursorImage(window);
}
// Make the specified window and its video mode active on its monitor
//
static void acquireMonitor(_GLFWwindow* window)
{
_glfwSetVideoModeNS(window->monitor, &window->videoMode);
const CGRect bounds = CGDisplayBounds(window->monitor->ns.displayID);
const NSRect frame = NSMakeRect(bounds.origin.x,
_glfwTransformYNS(bounds.origin.y + bounds.size.height - 1),
bounds.size.width,
bounds.size.height);
[window->ns.object setFrame:frame display:YES];
_glfwInputMonitorWindow(window->monitor, window);
}
// Remove the window and restore the original video mode
//
static void releaseMonitor(_GLFWwindow* window)
{
if (window->monitor->window != window)
return;
_glfwInputMonitorWindow(window->monitor, NULL);
_glfwRestoreVideoModeNS(window->monitor);
}
// Translates macOS key modifiers into GLFW ones
//
static int translateFlags(NSUInteger flags)
{
int mods = 0;
if (flags & NSEventModifierFlagShift)
mods |= GLFW_MOD_SHIFT;
if (flags & NSEventModifierFlagControl)
mods |= GLFW_MOD_CONTROL;
if (flags & NSEventModifierFlagOption)
mods |= GLFW_MOD_ALT;
if (flags & NSEventModifierFlagCommand)
mods |= GLFW_MOD_SUPER;
if (flags & NSEventModifierFlagCapsLock)
mods |= GLFW_MOD_CAPS_LOCK;
return mods;
}
// Translates a macOS keycode to a GLFW keycode
//
static int translateKey(unsigned int key)
{
if (key >= sizeof(_glfw.ns.keycodes) / sizeof(_glfw.ns.keycodes[0]))
return GLFW_KEY_UNKNOWN;
return _glfw.ns.keycodes[key];
}
// Translate a GLFW keycode to a Cocoa modifier flag
//
static NSUInteger translateKeyToModifierFlag(int key)
{
switch (key)
{
case GLFW_KEY_LEFT_SHIFT:
case GLFW_KEY_RIGHT_SHIFT:
return NSEventModifierFlagShift;
case GLFW_KEY_LEFT_CONTROL:
case GLFW_KEY_RIGHT_CONTROL:
return NSEventModifierFlagControl;
case GLFW_KEY_LEFT_ALT:
case GLFW_KEY_RIGHT_ALT:
return NSEventModifierFlagOption;
case GLFW_KEY_LEFT_SUPER:
case GLFW_KEY_RIGHT_SUPER:
return NSEventModifierFlagCommand;
case GLFW_KEY_CAPS_LOCK:
return NSEventModifierFlagCapsLock;
}
return 0;
}
// Defines a constant for empty ranges in NSTextInputClient
//
static const NSRange kEmptyRange = { NSNotFound, 0 };
//------------------------------------------------------------------------
// Delegate for window related notifications
//------------------------------------------------------------------------
@interface GLFWWindowDelegate : NSObject
{
_GLFWwindow* window;
}
- (instancetype)initWithGlfwWindow:(_GLFWwindow *)initWindow;
@end
@implementation GLFWWindowDelegate
- (instancetype)initWithGlfwWindow:(_GLFWwindow *)initWindow
{
self = [super init];
if (self != nil)
window = initWindow;
return self;
}
- (BOOL)windowShouldClose:(id)sender
{
_glfwInputWindowCloseRequest(window);
return NO;
}
- (void)windowDidResize:(NSNotification *)notification
{
if (window->context.client != GLFW_NO_API)
[window->context.nsgl.object update];
if (_glfw.ns.disabledCursorWindow == window)
_glfwCenterCursorInContentArea(window);
const int maximized = [window->ns.object isZoomed];
if (window->ns.maximized != maximized)
{
window->ns.maximized = maximized;
_glfwInputWindowMaximize(window, maximized);
}
const NSRect contentRect = [window->ns.view frame];
const NSRect fbRect = [window->ns.view convertRectToBacking:contentRect];
if (fbRect.size.width != window->ns.fbWidth ||
fbRect.size.height != window->ns.fbHeight)
{
window->ns.fbWidth = fbRect.size.width;
window->ns.fbHeight = fbRect.size.height;
_glfwInputFramebufferSize(window, fbRect.size.width, fbRect.size.height);
}
if (contentRect.size.width != window->ns.width ||
contentRect.size.height != window->ns.height)
{
window->ns.width = contentRect.size.width;
window->ns.height = contentRect.size.height;
_glfwInputWindowSize(window, contentRect.size.width, contentRect.size.height);
}
}
- (void)windowDidMove:(NSNotification *)notification
{
if (window->context.client != GLFW_NO_API)
[window->context.nsgl.object update];
if (_glfw.ns.disabledCursorWindow == window)
_glfwCenterCursorInContentArea(window);
int x, y;
_glfwPlatformGetWindowPos(window, &x, &y);
_glfwInputWindowPos(window, x, y);
}
- (void)windowDidMiniaturize:(NSNotification *)notification
{
if (window->monitor)
releaseMonitor(window);
_glfwInputWindowIconify(window, GLFW_TRUE);
}
- (void)windowDidDeminiaturize:(NSNotification *)notification
{
if (window->monitor)
acquireMonitor(window);
_glfwInputWindowIconify(window, GLFW_FALSE);
}
- (void)windowDidBecomeKey:(NSNotification *)notification
{
if (_glfw.ns.disabledCursorWindow == window)
_glfwCenterCursorInContentArea(window);
_glfwInputWindowFocus(window, GLFW_TRUE);
updateCursorMode(window);
}
- (void)windowDidResignKey:(NSNotification *)notification
{
if (window->monitor && window->autoIconify)
_glfwPlatformIconifyWindow(window);
_glfwInputWindowFocus(window, GLFW_FALSE);
}
@end
//------------------------------------------------------------------------
// Content view class for the GLFW window
//------------------------------------------------------------------------
@interface GLFWContentView : NSView <NSTextInputClient>
{
_GLFWwindow* window;
NSTrackingArea* trackingArea;
NSMutableAttributedString* markedText;
}
- (instancetype)initWithGlfwWindow:(_GLFWwindow *)initWindow;
@end
@implementation GLFWContentView
- (instancetype)initWithGlfwWindow:(_GLFWwindow *)initWindow
{
self = [super init];
if (self != nil)
{
window = initWindow;
trackingArea = nil;
markedText = [[NSMutableAttributedString alloc] init];
[self updateTrackingAreas];
// NOTE: kUTTypeURL corresponds to NSPasteboardTypeURL but is available
// on 10.7 without having been deprecated yet
[self registerForDraggedTypes:@[(__bridge NSString*) kUTTypeURL]];
}
return self;
}
- (void)dealloc
{
[trackingArea release];
[markedText release];
[super dealloc];
}
- (BOOL)isOpaque
{
return [window->ns.object isOpaque];
}
- (BOOL)canBecomeKeyView
{
return YES;
}
- (BOOL)acceptsFirstResponder
{
return YES;
}
- (BOOL)wantsUpdateLayer
{
return YES;
}
- (void)updateLayer
{
if (window->context.client != GLFW_NO_API)
[window->context.nsgl.object update];
_glfwInputWindowDamage(window);
}
- (void)cursorUpdate:(NSEvent *)event
{
updateCursorImage(window);
}
- (BOOL)acceptsFirstMouse:(NSEvent *)event
{
return YES;
}
- (void)mouseDown:(NSEvent *)event
{
_glfwInputMouseClick(window,
GLFW_MOUSE_BUTTON_LEFT,
GLFW_PRESS,
translateFlags([event modifierFlags]));
}
- (void)mouseDragged:(NSEvent *)event
{
[self mouseMoved:event];
}
- (void)mouseUp:(NSEvent *)event
{
_glfwInputMouseClick(window,
GLFW_MOUSE_BUTTON_LEFT,
GLFW_RELEASE,
translateFlags([event modifierFlags]));
}
- (void)mouseMoved:(NSEvent *)event
{
if (window->cursorMode == GLFW_CURSOR_DISABLED)
{
const double dx = [event deltaX] - window->ns.cursorWarpDeltaX;
const double dy = [event deltaY] - window->ns.cursorWarpDeltaY;
_glfwInputCursorPos(window,
window->virtualCursorPosX + dx,
window->virtualCursorPosY + dy);
}
else
{
const NSRect contentRect = [window->ns.view frame];
// NOTE: The returned location uses base 0,1 not 0,0
const NSPoint pos = [event locationInWindow];
_glfwInputCursorPos(window, pos.x, contentRect.size.height - pos.y);
}
window->ns.cursorWarpDeltaX = 0;
window->ns.cursorWarpDeltaY = 0;
}
- (void)rightMouseDown:(NSEvent *)event
{
_glfwInputMouseClick(window,
GLFW_MOUSE_BUTTON_RIGHT,
GLFW_PRESS,
translateFlags([event modifierFlags]));
}
- (void)rightMouseDragged:(NSEvent *)event
{
[self mouseMoved:event];
}
- (void)rightMouseUp:(NSEvent *)event
{
_glfwInputMouseClick(window,
GLFW_MOUSE_BUTTON_RIGHT,
GLFW_RELEASE,
translateFlags([event modifierFlags]));
}
- (void)otherMouseDown:(NSEvent *)event
{
_glfwInputMouseClick(window,
(int) [event buttonNumber],
GLFW_PRESS,
translateFlags([event modifierFlags]));
}
- (void)otherMouseDragged:(NSEvent *)event
{
[self mouseMoved:event];
}
- (void)otherMouseUp:(NSEvent *)event
{
_glfwInputMouseClick(window,
(int) [event buttonNumber],
GLFW_RELEASE,
translateFlags([event modifierFlags]));
}
- (void)mouseExited:(NSEvent *)event
{
if (window->cursorMode == GLFW_CURSOR_HIDDEN)
showCursor(window);
_glfwInputCursorEnter(window, GLFW_FALSE);
}
- (void)mouseEntered:(NSEvent *)event
{
if (window->cursorMode == GLFW_CURSOR_HIDDEN)
hideCursor(window);
_glfwInputCursorEnter(window, GLFW_TRUE);
}
- (void)viewDidChangeBackingProperties
{
const NSRect contentRect = [window->ns.view frame];
const NSRect fbRect = [window->ns.view convertRectToBacking:contentRect];
if (fbRect.size.width != window->ns.fbWidth ||
fbRect.size.height != window->ns.fbHeight)
{
window->ns.fbWidth = fbRect.size.width;
window->ns.fbHeight = fbRect.size.height;
_glfwInputFramebufferSize(window, fbRect.size.width, fbRect.size.height);
}
const float xscale = fbRect.size.width / contentRect.size.width;
const float yscale = fbRect.size.height / contentRect.size.height;
if (xscale != window->ns.xscale || yscale != window->ns.yscale)
{
window->ns.xscale = xscale;
window->ns.yscale = yscale;
_glfwInputWindowContentScale(window, xscale, yscale);
if (window->ns.retina && window->ns.layer)
[window->ns.layer setContentsScale:[window->ns.object backingScaleFactor]];
}
}
- (void)drawRect:(NSRect)rect
{
_glfwInputWindowDamage(window);
}
- (void)updateTrackingAreas
{
if (trackingArea != nil)
{
[self removeTrackingArea:trackingArea];
[trackingArea release];
}
const NSTrackingAreaOptions options = NSTrackingMouseEnteredAndExited |
NSTrackingActiveInKeyWindow |
NSTrackingEnabledDuringMouseDrag |
NSTrackingCursorUpdate |
NSTrackingInVisibleRect |
NSTrackingAssumeInside;
trackingArea = [[NSTrackingArea alloc] initWithRect:[self bounds]
options:options
owner:self
userInfo:nil];
[self addTrackingArea:trackingArea];
[super updateTrackingAreas];
}
- (void)keyDown:(NSEvent *)event
{
const int key = translateKey([event keyCode]);
const int mods = translateFlags([event modifierFlags]);
_glfwInputKey(window, key, [event keyCode], GLFW_PRESS, mods);
[self interpretKeyEvents:@[event]];
}
- (void)flagsChanged:(NSEvent *)event
{
int action;
const unsigned int modifierFlags =
[event modifierFlags] & NSEventModifierFlagDeviceIndependentFlagsMask;
const int key = translateKey([event keyCode]);
const int mods = translateFlags(modifierFlags);
const NSUInteger keyFlag = translateKeyToModifierFlag(key);
if (keyFlag & modifierFlags)
{
if (window->keys[key] == GLFW_PRESS)
action = GLFW_RELEASE;
else
action = GLFW_PRESS;
}
else
action = GLFW_RELEASE;
_glfwInputKey(window, key, [event keyCode], action, mods);
}
- (void)keyUp:(NSEvent *)event
{
const int key = translateKey([event keyCode]);
const int mods = translateFlags([event modifierFlags]);
_glfwInputKey(window, key, [event keyCode], GLFW_RELEASE, mods);
}
- (void)scrollWheel:(NSEvent *)event
{
double deltaX = [event scrollingDeltaX];
double deltaY = [event scrollingDeltaY];
if ([event hasPreciseScrollingDeltas])
{
deltaX *= 0.1;
deltaY *= 0.1;
}
if (fabs(deltaX) > 0.0 || fabs(deltaY) > 0.0)
_glfwInputScroll(window, deltaX, deltaY);
}
- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender
{
// HACK: We don't know what to say here because we don't know what the
// application wants to do with the paths
return NSDragOperationGeneric;
}
- (BOOL)performDragOperation:(id <NSDraggingInfo>)sender
{
const NSRect contentRect = [window->ns.view frame];
// NOTE: The returned location uses base 0,1 not 0,0
const NSPoint pos = [sender draggingLocation];
_glfwInputCursorPos(window, pos.x, contentRect.size.height - pos.y);
NSPasteboard* pasteboard = [sender draggingPasteboard];
NSDictionary* options = @{NSPasteboardURLReadingFileURLsOnlyKey:@YES};
NSArray* urls = [pasteboard readObjectsForClasses:@[[NSURL class]]
options:options];
const NSUInteger count = [urls count];
if (count)
{
char** paths = calloc(count, sizeof(char*));
for (NSUInteger i = 0; i < count; i++)
paths[i] = _glfw_strdup([urls[i] fileSystemRepresentation]);
_glfwInputDrop(window, (int) count, (const char**) paths);
for (NSUInteger i = 0; i < count; i++)
free(paths[i]);
free(paths);
}
return YES;
}
- (BOOL)hasMarkedText
{
return [markedText length] > 0;
}
- (NSRange)markedRange
{
if ([markedText length] > 0)
return NSMakeRange(0, [markedText length] - 1);
else
return kEmptyRange;
}
- (NSRange)selectedRange
{
return kEmptyRange;
}
- (void)setMarkedText:(id)string
selectedRange:(NSRange)selectedRange
replacementRange:(NSRange)replacementRange
{
[markedText release];
if ([string isKindOfClass:[NSAttributedString class]])
markedText = [[NSMutableAttributedString alloc] initWithAttributedString:string];
else
markedText = [[NSMutableAttributedString alloc] initWithString:string];
}
- (void)unmarkText
{
[[markedText mutableString] setString:@""];
}
- (NSArray*)validAttributesForMarkedText
{
return [NSArray array];
}
- (NSAttributedString*)attributedSubstringForProposedRange:(NSRange)range
actualRange:(NSRangePointer)actualRange
{
return nil;
}
- (NSUInteger)characterIndexForPoint:(NSPoint)point
{
return 0;
}
- (NSRect)firstRectForCharacterRange:(NSRange)range
actualRange:(NSRangePointer)actualRange
{
const NSRect frame = [window->ns.view frame];
return NSMakeRect(frame.origin.x, frame.origin.y, 0.0, 0.0);
}
- (void)insertText:(id)string replacementRange:(NSRange)replacementRange
{
NSString* characters;
NSEvent* event = [NSApp currentEvent];
const int mods = translateFlags([event modifierFlags]);
const int plain = !(mods & GLFW_MOD_SUPER);
if ([string isKindOfClass:[NSAttributedString class]])
characters = [string string];
else
characters = (NSString*) string;
const NSUInteger length = [characters length];
for (NSUInteger i = 0; i < length; i++)
{
const unichar codepoint = [characters characterAtIndex:i];
if ((codepoint & 0xff00) == 0xf700)
continue;
_glfwInputChar(window, codepoint, mods, plain);
}
}
- (void)doCommandBySelector:(SEL)selector
{
}
@end
//------------------------------------------------------------------------
// GLFW window class
//------------------------------------------------------------------------
@interface GLFWWindow : NSWindow {}
@end
@implementation GLFWWindow
- (BOOL)canBecomeKeyWindow
{
// Required for NSWindowStyleMaskBorderless windows
return YES;
}
- (BOOL)canBecomeMainWindow
{
return YES;
}
@end
// Create the Cocoa window
//
static GLFWbool createNativeWindow(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
const _GLFWfbconfig* fbconfig)
{
window->ns.delegate = [[GLFWWindowDelegate alloc] initWithGlfwWindow:window];
if (window->ns.delegate == nil)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Cocoa: Failed to create window delegate");
return GLFW_FALSE;
}
NSRect contentRect;
if (window->monitor)
{
GLFWvidmode mode;
int xpos, ypos;
_glfwPlatformGetVideoMode(window->monitor, &mode);
_glfwPlatformGetMonitorPos(window->monitor, &xpos, &ypos);
contentRect = NSMakeRect(xpos, ypos, mode.width, mode.height);
}
else
contentRect = NSMakeRect(0, 0, wndconfig->width, wndconfig->height);
window->ns.object = [[GLFWWindow alloc]
initWithContentRect:contentRect
styleMask:getStyleMask(window)
backing:NSBackingStoreBuffered
defer:NO];
if (window->ns.object == nil)
{
_glfwInputError(GLFW_PLATFORM_ERROR, "Cocoa: Failed to create window");
return GLFW_FALSE;
}
if (window->monitor)
[window->ns.object setLevel:NSMainMenuWindowLevel + 1];
else
{
[(NSWindow*) window->ns.object center];
_glfw.ns.cascadePoint =
NSPointToCGPoint([window->ns.object cascadeTopLeftFromPoint:
NSPointFromCGPoint(_glfw.ns.cascadePoint)]);
if (wndconfig->resizable)
{
const NSWindowCollectionBehavior behavior =
NSWindowCollectionBehaviorFullScreenPrimary |
NSWindowCollectionBehaviorManaged;
[window->ns.object setCollectionBehavior:behavior];
}
if (wndconfig->floating)
[window->ns.object setLevel:NSFloatingWindowLevel];
if (wndconfig->maximized)
[window->ns.object zoom:nil];
}
if (strlen(wndconfig->ns.frameName))
[window->ns.object setFrameAutosaveName:@(wndconfig->ns.frameName)];
window->ns.view = [[GLFWContentView alloc] initWithGlfwWindow:window];
window->ns.retina = wndconfig->ns.retina;
if (fbconfig->transparent)
{
[window->ns.object setOpaque:NO];
[window->ns.object setHasShadow:NO];
[window->ns.object setBackgroundColor:[NSColor clearColor]];
}
[window->ns.object setContentView:window->ns.view];
[window->ns.object makeFirstResponder:window->ns.view];
[window->ns.object setTitle:@(wndconfig->title)];
[window->ns.object setDelegate:window->ns.delegate];
[window->ns.object setAcceptsMouseMovedEvents:YES];
[window->ns.object setRestorable:NO];
#if MAC_OS_X_VERSION_MAX_ALLOWED >= 101200
if ([window->ns.object respondsToSelector:@selector(setTabbingMode:)])
[window->ns.object setTabbingMode:NSWindowTabbingModeDisallowed];
#endif
_glfwPlatformGetWindowSize(window, &window->ns.width, &window->ns.height);
_glfwPlatformGetFramebufferSize(window, &window->ns.fbWidth, &window->ns.fbHeight);
return GLFW_TRUE;
}
//////////////////////////////////////////////////////////////////////////
////// GLFW internal API //////
//////////////////////////////////////////////////////////////////////////
// Transforms a y-coordinate between the CG display and NS screen spaces
//
float _glfwTransformYNS(float y)
{
return CGDisplayBounds(CGMainDisplayID()).size.height - y - 1;
}
//////////////////////////////////////////////////////////////////////////
////// GLFW platform API //////
//////////////////////////////////////////////////////////////////////////
int _glfwPlatformCreateWindow(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
const _GLFWctxconfig* ctxconfig,
const _GLFWfbconfig* fbconfig)
{
@autoreleasepool {
if (!_glfw.ns.finishedLaunching)
[NSApp run];
if (!createNativeWindow(window, wndconfig, fbconfig))
return GLFW_FALSE;
if (ctxconfig->client != GLFW_NO_API)
{
if (ctxconfig->source == GLFW_NATIVE_CONTEXT_API)
{
if (!_glfwInitNSGL())
return GLFW_FALSE;
if (!_glfwCreateContextNSGL(window, ctxconfig, fbconfig))
return GLFW_FALSE;
}
else if (ctxconfig->source == GLFW_EGL_CONTEXT_API)
{
if (!_glfwInitEGL())
return GLFW_FALSE;
if (!_glfwCreateContextEGL(window, ctxconfig, fbconfig))
return GLFW_FALSE;
}
else if (ctxconfig->source == GLFW_OSMESA_CONTEXT_API)
{
if (!_glfwInitOSMesa())
return GLFW_FALSE;
if (!_glfwCreateContextOSMesa(window, ctxconfig, fbconfig))
return GLFW_FALSE;
}
}
if (window->monitor)
{
_glfwPlatformShowWindow(window);
_glfwPlatformFocusWindow(window);
acquireMonitor(window);
}
return GLFW_TRUE;
} // autoreleasepool
}
void _glfwPlatformDestroyWindow(_GLFWwindow* window)
{
@autoreleasepool {
if (_glfw.ns.disabledCursorWindow == window)
_glfw.ns.disabledCursorWindow = NULL;
[window->ns.object orderOut:nil];
if (window->monitor)
releaseMonitor(window);
if (window->context.destroy)
window->context.destroy(window);
[window->ns.object setDelegate:nil];
[window->ns.delegate release];
window->ns.delegate = nil;
[window->ns.view release];
window->ns.view = nil;
[window->ns.object close];
window->ns.object = nil;
// HACK: Allow Cocoa to catch up before returning
_glfwPlatformPollEvents();
} // autoreleasepool
}
void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title)
{
@autoreleasepool {
NSString* string = @(title);
[window->ns.object setTitle:string];
// HACK: Set the miniwindow title explicitly as setTitle: doesn't update it
// if the window lacks NSWindowStyleMaskTitled
[window->ns.object setMiniwindowTitle:string];
} // autoreleasepool
}
void _glfwPlatformSetWindowIcon(_GLFWwindow* window,
int count, const GLFWimage* images)
{
// Regular windows do not have icons
}
void _glfwPlatformGetWindowPos(_GLFWwindow* window, int* xpos, int* ypos)
{
@autoreleasepool {
const NSRect contentRect =
[window->ns.object contentRectForFrameRect:[window->ns.object frame]];
if (xpos)
*xpos = contentRect.origin.x;
if (ypos)
*ypos = _glfwTransformYNS(contentRect.origin.y + contentRect.size.height - 1);
} // autoreleasepool
}
void _glfwPlatformSetWindowPos(_GLFWwindow* window, int x, int y)
{
@autoreleasepool {
const NSRect contentRect = [window->ns.view frame];
const NSRect dummyRect = NSMakeRect(x, _glfwTransformYNS(y + contentRect.size.height - 1), 0, 0);
const NSRect frameRect = [window->ns.object frameRectForContentRect:dummyRect];
[window->ns.object setFrameOrigin:frameRect.origin];
} // autoreleasepool
}
void _glfwPlatformGetWindowSize(_GLFWwindow* window, int* width, int* height)
{
@autoreleasepool {
const NSRect contentRect = [window->ns.view frame];
if (width)
*width = contentRect.size.width;
if (height)
*height = contentRect.size.height;
} // autoreleasepool
}
void _glfwPlatformSetWindowSize(_GLFWwindow* window, int width, int height)
{
@autoreleasepool {
if (window->monitor)
{
if (window->monitor->window == window)
acquireMonitor(window);
}
else
{
NSRect contentRect =
[window->ns.object contentRectForFrameRect:[window->ns.object frame]];
contentRect.origin.y += contentRect.size.height - height;
contentRect.size = NSMakeSize(width, height);
[window->ns.object setFrame:[window->ns.object frameRectForContentRect:contentRect]
display:YES];
}
} // autoreleasepool
}
void _glfwPlatformSetWindowSizeLimits(_GLFWwindow* window,
int minwidth, int minheight,
int maxwidth, int maxheight)
{
@autoreleasepool {
if (minwidth == GLFW_DONT_CARE || minheight == GLFW_DONT_CARE)
[window->ns.object setContentMinSize:NSMakeSize(0, 0)];
else
[window->ns.object setContentMinSize:NSMakeSize(minwidth, minheight)];
if (maxwidth == GLFW_DONT_CARE || maxheight == GLFW_DONT_CARE)
[window->ns.object setContentMaxSize:NSMakeSize(DBL_MAX, DBL_MAX)];
else
[window->ns.object setContentMaxSize:NSMakeSize(maxwidth, maxheight)];
} // autoreleasepool
}
void _glfwPlatformSetWindowAspectRatio(_GLFWwindow* window, int numer, int denom)
{
@autoreleasepool {
if (numer == GLFW_DONT_CARE || denom == GLFW_DONT_CARE)
[window->ns.object setResizeIncrements:NSMakeSize(1.0, 1.0)];
else
[window->ns.object setContentAspectRatio:NSMakeSize(numer, denom)];
} // autoreleasepool
}
void _glfwPlatformGetFramebufferSize(_GLFWwindow* window, int* width, int* height)
{
@autoreleasepool {
const NSRect contentRect = [window->ns.view frame];
const NSRect fbRect = [window->ns.view convertRectToBacking:contentRect];
if (width)
*width = (int) fbRect.size.width;
if (height)
*height = (int) fbRect.size.height;
} // autoreleasepool
}
void _glfwPlatformGetWindowFrameSize(_GLFWwindow* window,
int* left, int* top,
int* right, int* bottom)
{
@autoreleasepool {
const NSRect contentRect = [window->ns.view frame];
const NSRect frameRect = [window->ns.object frameRectForContentRect:contentRect];
if (left)
*left = contentRect.origin.x - frameRect.origin.x;
if (top)
*top = frameRect.origin.y + frameRect.size.height -
contentRect.origin.y - contentRect.size.height;
if (right)
*right = frameRect.origin.x + frameRect.size.width -
contentRect.origin.x - contentRect.size.width;
if (bottom)
*bottom = contentRect.origin.y - frameRect.origin.y;
} // autoreleasepool
}
void _glfwPlatformGetWindowContentScale(_GLFWwindow* window,
float* xscale, float* yscale)
{
@autoreleasepool {
const NSRect points = [window->ns.view frame];
const NSRect pixels = [window->ns.view convertRectToBacking:points];
if (xscale)
*xscale = (float) (pixels.size.width / points.size.width);
if (yscale)
*yscale = (float) (pixels.size.height / points.size.height);
} // autoreleasepool
}
void _glfwPlatformIconifyWindow(_GLFWwindow* window)
{
@autoreleasepool {
[window->ns.object miniaturize:nil];
} // autoreleasepool
}
void _glfwPlatformRestoreWindow(_GLFWwindow* window)
{
@autoreleasepool {
if ([window->ns.object isMiniaturized])
[window->ns.object deminiaturize:nil];
else if ([window->ns.object isZoomed])
[window->ns.object zoom:nil];
} // autoreleasepool
}
void _glfwPlatformMaximizeWindow(_GLFWwindow* window)
{
@autoreleasepool {
if (![window->ns.object isZoomed])
[window->ns.object zoom:nil];
} // autoreleasepool
}
void _glfwPlatformShowWindow(_GLFWwindow* window)
{
@autoreleasepool {
[window->ns.object orderFront:nil];
} // autoreleasepool
}
void _glfwPlatformHideWindow(_GLFWwindow* window)
{
@autoreleasepool {
[window->ns.object orderOut:nil];
} // autoreleasepool
}
void _glfwPlatformRequestWindowAttention(_GLFWwindow* window)
{
@autoreleasepool {
[NSApp requestUserAttention:NSInformationalRequest];
} // autoreleasepool
}
void _glfwPlatformFocusWindow(_GLFWwindow* window)
{
@autoreleasepool {
// Make us the active application
// HACK: This is here to prevent applications using only hidden windows from
// being activated, but should probably not be done every time any
// window is shown
[NSApp activateIgnoringOtherApps:YES];
[window->ns.object makeKeyAndOrderFront:nil];
} // autoreleasepool
}
void _glfwPlatformSetWindowMonitor(_GLFWwindow* window,
_GLFWmonitor* monitor,
int xpos, int ypos,
int width, int height,
int refreshRate)
{
@autoreleasepool {
if (window->monitor == monitor)
{
if (monitor)
{
if (monitor->window == window)
acquireMonitor(window);
}
else
{
const NSRect contentRect =
NSMakeRect(xpos, _glfwTransformYNS(ypos + height - 1), width, height);
const NSRect frameRect =
[window->ns.object frameRectForContentRect:contentRect
styleMask:getStyleMask(window)];
[window->ns.object setFrame:frameRect display:YES];
}
return;
}
if (window->monitor)
releaseMonitor(window);
_glfwInputWindowMonitor(window, monitor);
// HACK: Allow the state cached in Cocoa to catch up to reality
// TODO: Solve this in a less terrible way
_glfwPlatformPollEvents();
const NSUInteger styleMask = getStyleMask(window);
[window->ns.object setStyleMask:styleMask];
// HACK: Changing the style mask can cause the first responder to be cleared
[window->ns.object makeFirstResponder:window->ns.view];
if (window->monitor)
{
[window->ns.object setLevel:NSMainMenuWindowLevel + 1];
[window->ns.object setHasShadow:NO];
acquireMonitor(window);
}
else
{
NSRect contentRect = NSMakeRect(xpos, _glfwTransformYNS(ypos + height - 1),
width, height);
NSRect frameRect = [window->ns.object frameRectForContentRect:contentRect
styleMask:styleMask];
[window->ns.object setFrame:frameRect display:YES];
if (window->numer != GLFW_DONT_CARE &&
window->denom != GLFW_DONT_CARE)
{
[window->ns.object setContentAspectRatio:NSMakeSize(window->numer,
window->denom)];
}
if (window->minwidth != GLFW_DONT_CARE &&
window->minheight != GLFW_DONT_CARE)
{
[window->ns.object setContentMinSize:NSMakeSize(window->minwidth,
window->minheight)];
}
if (window->maxwidth != GLFW_DONT_CARE &&
window->maxheight != GLFW_DONT_CARE)
{
[window->ns.object setContentMaxSize:NSMakeSize(window->maxwidth,
window->maxheight)];
}
if (window->floating)
[window->ns.object setLevel:NSFloatingWindowLevel];
else
[window->ns.object setLevel:NSNormalWindowLevel];
[window->ns.object setHasShadow:YES];
// HACK: Clearing NSWindowStyleMaskTitled resets and disables the window
// title property but the miniwindow title property is unaffected
[window->ns.object setTitle:[window->ns.object miniwindowTitle]];
}
} // autoreleasepool
}
int _glfwPlatformWindowFocused(_GLFWwindow* window)
{
@autoreleasepool {
return [window->ns.object isKeyWindow];
} // autoreleasepool
}
int _glfwPlatformWindowIconified(_GLFWwindow* window)
{
@autoreleasepool {
return [window->ns.object isMiniaturized];
} // autoreleasepool
}
int _glfwPlatformWindowVisible(_GLFWwindow* window)
{
@autoreleasepool {
return [window->ns.object isVisible];
} // autoreleasepool
}
int _glfwPlatformWindowMaximized(_GLFWwindow* window)
{
@autoreleasepool {
return [window->ns.object isZoomed];
} // autoreleasepool
}
int _glfwPlatformWindowHovered(_GLFWwindow* window)
{
@autoreleasepool {
const NSPoint point = [NSEvent mouseLocation];
if ([NSWindow windowNumberAtPoint:point belowWindowWithWindowNumber:0] !=
[window->ns.object windowNumber])
{
return GLFW_FALSE;
}
return NSMouseInRect(point,
[window->ns.object convertRectToScreen:[window->ns.view frame]], NO);
} // autoreleasepool
}
int _glfwPlatformFramebufferTransparent(_GLFWwindow* window)
{
@autoreleasepool {
return ![window->ns.object isOpaque] && ![window->ns.view isOpaque];
} // autoreleasepool
}
void _glfwPlatformSetWindowResizable(_GLFWwindow* window, GLFWbool enabled)
{
@autoreleasepool {
[window->ns.object setStyleMask:getStyleMask(window)];
} // autoreleasepool
}
void _glfwPlatformSetWindowDecorated(_GLFWwindow* window, GLFWbool enabled)
{
@autoreleasepool {
[window->ns.object setStyleMask:getStyleMask(window)];
[window->ns.object makeFirstResponder:window->ns.view];
} // autoreleasepool
}
void _glfwPlatformSetWindowFloating(_GLFWwindow* window, GLFWbool enabled)
{
@autoreleasepool {
if (enabled)
[window->ns.object setLevel:NSFloatingWindowLevel];
else
[window->ns.object setLevel:NSNormalWindowLevel];
} // autoreleasepool
}
float _glfwPlatformGetWindowOpacity(_GLFWwindow* window)
{
@autoreleasepool {
return (float) [window->ns.object alphaValue];
} // autoreleasepool
}
void _glfwPlatformSetWindowOpacity(_GLFWwindow* window, float opacity)
{
@autoreleasepool {
[window->ns.object setAlphaValue:opacity];
} // autoreleasepool
}
void _glfwPlatformSetRawMouseMotion(_GLFWwindow *window, GLFWbool enabled)
{
}
GLFWbool _glfwPlatformRawMouseMotionSupported(void)
{
return GLFW_FALSE;
}
void _glfwPlatformPollEvents(void)
{
@autoreleasepool {
if (!_glfw.ns.finishedLaunching)
[NSApp run];
for (;;)
{
NSEvent* event = [NSApp nextEventMatchingMask:NSEventMaskAny
untilDate:[NSDate distantPast]
inMode:NSDefaultRunLoopMode
dequeue:YES];
if (event == nil)
break;
[NSApp sendEvent:event];
}
} // autoreleasepool
}
void _glfwPlatformWaitEvents(void)
{
@autoreleasepool {
if (!_glfw.ns.finishedLaunching)
[NSApp run];
// I wanted to pass NO to dequeue:, and rely on PollEvents to
// dequeue and send. For reasons not at all clear to me, passing
// NO to dequeue: causes this method never to return.
NSEvent *event = [NSApp nextEventMatchingMask:NSEventMaskAny
untilDate:[NSDate distantFuture]
inMode:NSDefaultRunLoopMode
dequeue:YES];
[NSApp sendEvent:event];
_glfwPlatformPollEvents();
} // autoreleasepool
}
void _glfwPlatformWaitEventsTimeout(double timeout)
{
@autoreleasepool {
if (!_glfw.ns.finishedLaunching)
[NSApp run];
NSDate* date = [NSDate dateWithTimeIntervalSinceNow:timeout];
NSEvent* event = [NSApp nextEventMatchingMask:NSEventMaskAny
untilDate:date
inMode:NSDefaultRunLoopMode
dequeue:YES];
if (event)
[NSApp sendEvent:event];
_glfwPlatformPollEvents();
} // autoreleasepool
}
void _glfwPlatformPostEmptyEvent(void)
{
@autoreleasepool {
if (!_glfw.ns.finishedLaunching)
[NSApp run];
NSEvent* event = [NSEvent otherEventWithType:NSEventTypeApplicationDefined
location:NSMakePoint(0, 0)
modifierFlags:0
timestamp:0
windowNumber:0
context:nil
subtype:0
data1:0
data2:0];
[NSApp postEvent:event atStart:YES];
} // autoreleasepool
}
void _glfwPlatformGetCursorPos(_GLFWwindow* window, double* xpos, double* ypos)
{
@autoreleasepool {
const NSRect contentRect = [window->ns.view frame];
// NOTE: The returned location uses base 0,1 not 0,0
const NSPoint pos = [window->ns.object mouseLocationOutsideOfEventStream];
if (xpos)
*xpos = pos.x;
if (ypos)
*ypos = contentRect.size.height - pos.y;
} // autoreleasepool
}
void _glfwPlatformSetCursorPos(_GLFWwindow* window, double x, double y)
{
@autoreleasepool {
updateCursorImage(window);
const NSRect contentRect = [window->ns.view frame];
// NOTE: The returned location uses base 0,1 not 0,0
const NSPoint pos = [window->ns.object mouseLocationOutsideOfEventStream];
window->ns.cursorWarpDeltaX += x - pos.x;
window->ns.cursorWarpDeltaY += y - contentRect.size.height + pos.y;
if (window->monitor)
{
CGDisplayMoveCursorToPoint(window->monitor->ns.displayID,
CGPointMake(x, y));
}
else
{
const NSRect localRect = NSMakeRect(x, contentRect.size.height - y - 1, 0, 0);
const NSRect globalRect = [window->ns.object convertRectToScreen:localRect];
const NSPoint globalPoint = globalRect.origin;
CGWarpMouseCursorPosition(CGPointMake(globalPoint.x,
_glfwTransformYNS(globalPoint.y)));
}
} // autoreleasepool
}
void _glfwPlatformSetCursorMode(_GLFWwindow* window, int mode)
{
@autoreleasepool {
if (_glfwPlatformWindowFocused(window))
updateCursorMode(window);
} // autoreleasepool
}
const char* _glfwPlatformGetScancodeName(int scancode)
{
@autoreleasepool {
if (scancode < 0 || scancode > 0xff ||
_glfw.ns.keycodes[scancode] == GLFW_KEY_UNKNOWN)
{
_glfwInputError(GLFW_INVALID_VALUE, "Invalid scancode");
return NULL;
}
const int key = _glfw.ns.keycodes[scancode];
UInt32 deadKeyState = 0;
UniChar characters[4];
UniCharCount characterCount = 0;
if (UCKeyTranslate([(NSData*) _glfw.ns.unicodeData bytes],
scancode,
kUCKeyActionDisplay,
0,
LMGetKbdType(),
kUCKeyTranslateNoDeadKeysBit,
&deadKeyState,
sizeof(characters) / sizeof(characters[0]),
&characterCount,
characters) != noErr)
{
return NULL;
}
if (!characterCount)
return NULL;
CFStringRef string = CFStringCreateWithCharactersNoCopy(kCFAllocatorDefault,
characters,
characterCount,
kCFAllocatorNull);
CFStringGetCString(string,
_glfw.ns.keynames[key],
sizeof(_glfw.ns.keynames[key]),
kCFStringEncodingUTF8);
CFRelease(string);
return _glfw.ns.keynames[key];
} // autoreleasepool
}
int _glfwPlatformGetKeyScancode(int key)
{
return _glfw.ns.scancodes[key];
}
int _glfwPlatformCreateCursor(_GLFWcursor* cursor,
const GLFWimage* image,
int xhot, int yhot)
{
@autoreleasepool {
NSImage* native;
NSBitmapImageRep* rep;
rep = [[NSBitmapImageRep alloc]
initWithBitmapDataPlanes:NULL
pixelsWide:image->width
pixelsHigh:image->height
bitsPerSample:8
samplesPerPixel:4
hasAlpha:YES
isPlanar:NO
colorSpaceName:NSCalibratedRGBColorSpace
bitmapFormat:NSBitmapFormatAlphaNonpremultiplied
bytesPerRow:image->width * 4
bitsPerPixel:32];
if (rep == nil)
return GLFW_FALSE;
memcpy([rep bitmapData], image->pixels, image->width * image->height * 4);
native = [[NSImage alloc] initWithSize:NSMakeSize(image->width, image->height)];
[native addRepresentation:rep];
cursor->ns.object = [[NSCursor alloc] initWithImage:native
hotSpot:NSMakePoint(xhot, yhot)];
[native release];
[rep release];
if (cursor->ns.object == nil)
return GLFW_FALSE;
return GLFW_TRUE;
} // autoreleasepool
}
int _glfwPlatformCreateStandardCursor(_GLFWcursor* cursor, int shape)
{
@autoreleasepool {
if (shape == GLFW_ARROW_CURSOR)
cursor->ns.object = [NSCursor arrowCursor];
else if (shape == GLFW_IBEAM_CURSOR)
cursor->ns.object = [NSCursor IBeamCursor];
else if (shape == GLFW_CROSSHAIR_CURSOR)
cursor->ns.object = [NSCursor crosshairCursor];
else if (shape == GLFW_HAND_CURSOR)
cursor->ns.object = [NSCursor pointingHandCursor];
else if (shape == GLFW_HRESIZE_CURSOR)
cursor->ns.object = [NSCursor resizeLeftRightCursor];
else if (shape == GLFW_VRESIZE_CURSOR)
cursor->ns.object = [NSCursor resizeUpDownCursor];
if (!cursor->ns.object)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Cocoa: Failed to retrieve standard cursor");
return GLFW_FALSE;
}
[cursor->ns.object retain];
return GLFW_TRUE;
} // autoreleasepool
}
void _glfwPlatformDestroyCursor(_GLFWcursor* cursor)
{
@autoreleasepool {
if (cursor->ns.object)
[(NSCursor*) cursor->ns.object release];
} // autoreleasepool
}
void _glfwPlatformSetCursor(_GLFWwindow* window, _GLFWcursor* cursor)
{
@autoreleasepool {
if (cursorInContentArea(window))
updateCursorImage(window);
} // autoreleasepool
}
void _glfwPlatformSetClipboardString(const char* string)
{
@autoreleasepool {
NSPasteboard* pasteboard = [NSPasteboard generalPasteboard];
[pasteboard declareTypes:@[NSPasteboardTypeString] owner:nil];
[pasteboard setString:@(string) forType:NSPasteboardTypeString];
} // autoreleasepool
}
const char* _glfwPlatformGetClipboardString(void)
{
@autoreleasepool {
NSPasteboard* pasteboard = [NSPasteboard generalPasteboard];
if (![[pasteboard types] containsObject:NSPasteboardTypeString])
{
_glfwInputError(GLFW_FORMAT_UNAVAILABLE,
"Cocoa: Failed to retrieve string from pasteboard");
return NULL;
}
NSString* object = [pasteboard stringForType:NSPasteboardTypeString];
if (!object)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Cocoa: Failed to retrieve object from pasteboard");
return NULL;
}
free(_glfw.ns.clipboardString);
_glfw.ns.clipboardString = _glfw_strdup([object UTF8String]);
return _glfw.ns.clipboardString;
} // autoreleasepool
}
void _glfwPlatformGetRequiredInstanceExtensions(char** extensions)
{
if (_glfw.vk.KHR_surface && _glfw.vk.EXT_metal_surface)
{
extensions[0] = "VK_KHR_surface";
extensions[1] = "VK_EXT_metal_surface";
}
else if (_glfw.vk.KHR_surface && _glfw.vk.MVK_macos_surface)
{
extensions[0] = "VK_KHR_surface";
extensions[1] = "VK_MVK_macos_surface";
}
}
int _glfwPlatformGetPhysicalDevicePresentationSupport(VkInstance instance,
VkPhysicalDevice device,
uint32_t queuefamily)
{
return GLFW_TRUE;
}
VkResult _glfwPlatformCreateWindowSurface(VkInstance instance,
_GLFWwindow* window,
const VkAllocationCallbacks* allocator,
VkSurfaceKHR* surface)
{
@autoreleasepool {
#if MAC_OS_X_VERSION_MAX_ALLOWED >= 101100
// HACK: Dynamically load Core Animation to avoid adding an extra
// dependency for the majority who don't use MoltenVK
NSBundle* bundle = [NSBundle bundleWithPath:@"/System/Library/Frameworks/QuartzCore.framework"];
if (!bundle)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Cocoa: Failed to find QuartzCore.framework");
return VK_ERROR_EXTENSION_NOT_PRESENT;
}
// NOTE: Create the layer here as makeBackingLayer should not return nil
window->ns.layer = [[bundle classNamed:@"CAMetalLayer"] layer];
if (!window->ns.layer)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Cocoa: Failed to create layer for view");
return VK_ERROR_EXTENSION_NOT_PRESENT;
}
if (window->ns.retina)
[window->ns.layer setContentsScale:[window->ns.object backingScaleFactor]];
[window->ns.view setLayer:window->ns.layer];
[window->ns.view setWantsLayer:YES];
VkResult err;
if (_glfw.vk.EXT_metal_surface)
{
VkMetalSurfaceCreateInfoEXT sci;
PFN_vkCreateMetalSurfaceEXT vkCreateMetalSurfaceEXT;
vkCreateMetalSurfaceEXT = (PFN_vkCreateMetalSurfaceEXT)
vkGetInstanceProcAddr(instance, "vkCreateMetalSurfaceEXT");
if (!vkCreateMetalSurfaceEXT)
{
_glfwInputError(GLFW_API_UNAVAILABLE,
"Cocoa: Vulkan instance missing VK_EXT_metal_surface extension");
return VK_ERROR_EXTENSION_NOT_PRESENT;
}
memset(&sci, 0, sizeof(sci));
sci.sType = VK_STRUCTURE_TYPE_METAL_SURFACE_CREATE_INFO_EXT;
sci.pLayer = window->ns.layer;
err = vkCreateMetalSurfaceEXT(instance, &sci, allocator, surface);
}
else
{
VkMacOSSurfaceCreateInfoMVK sci;
PFN_vkCreateMacOSSurfaceMVK vkCreateMacOSSurfaceMVK;
vkCreateMacOSSurfaceMVK = (PFN_vkCreateMacOSSurfaceMVK)
vkGetInstanceProcAddr(instance, "vkCreateMacOSSurfaceMVK");
if (!vkCreateMacOSSurfaceMVK)
{
_glfwInputError(GLFW_API_UNAVAILABLE,
"Cocoa: Vulkan instance missing VK_MVK_macos_surface extension");
return VK_ERROR_EXTENSION_NOT_PRESENT;
}
memset(&sci, 0, sizeof(sci));
sci.sType = VK_STRUCTURE_TYPE_MACOS_SURFACE_CREATE_INFO_MVK;
sci.pView = window->ns.view;
err = vkCreateMacOSSurfaceMVK(instance, &sci, allocator, surface);
}
if (err)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Cocoa: Failed to create Vulkan surface: %s",
_glfwGetVulkanResultString(err));
}
return err;
#else
return VK_ERROR_EXTENSION_NOT_PRESENT;
#endif
} // autoreleasepool
}
//////////////////////////////////////////////////////////////////////////
////// GLFW native API //////
//////////////////////////////////////////////////////////////////////////
GLFWAPI id glfwGetCocoaWindow(GLFWwindow* handle)
{
_GLFWwindow* window = (_GLFWwindow*) handle;
_GLFW_REQUIRE_INIT_OR_RETURN(nil);
return window->ns.object;
}