#import "ViewController.h" #import "Renderer.h" #include "imgui.h" #if TARGET_OS_OSX #include "imgui_impl_osx.h" #endif @interface ViewController () @property (nonatomic, readonly) MTKView *mtkView; @property (nonatomic, strong) Renderer *renderer; @end @implementation ViewController - (MTKView *)mtkView { return (MTKView *)self.view; } - (void)viewDidLoad { [super viewDidLoad]; self.mtkView.device = MTLCreateSystemDefaultDevice(); if (!self.mtkView.device) { NSLog(@"Metal is not supported"); abort(); } self.renderer = [[Renderer alloc] initWithView:self.mtkView]; [self.renderer mtkView:self.mtkView drawableSizeWillChange:self.mtkView.bounds.size]; self.mtkView.delegate = self.renderer; #if TARGET_OS_OSX // Add a tracking area in order to receive mouse events whenever the mouse is within the bounds of our view NSTrackingArea *trackingArea = [[NSTrackingArea alloc] initWithRect:NSZeroRect options:NSTrackingMouseMoved | NSTrackingInVisibleRect | NSTrackingActiveAlways owner:self userInfo:nil]; [self.view addTrackingArea:trackingArea]; // If we want to receive key events, we either need to be in the responder chain of the key view, // or else we can install a local monitor. The consequence of this heavy-handed approach is that // we receive events for all controls, not just Dear ImGui widgets. If we had native controls in our // window, we'd want to be much more careful than just ingesting the complete event stream, though we // do make an effort to be good citizens by passing along events when Dear ImGui doesn't want to capture. NSEventMask eventMask = NSEventMaskKeyDown | NSEventMaskKeyUp | NSEventMaskFlagsChanged | NSEventTypeScrollWheel; [NSEvent addLocalMonitorForEventsMatchingMask:eventMask handler:^NSEvent * _Nullable(NSEvent *event) { BOOL wantsCapture = ImGui_ImplOSX_HandleEvent(event, self.view); if (event.type == NSEventTypeKeyDown && wantsCapture) { return nil; } else { return event; } }]; ImGui_ImplOSX_Init(); #endif } #if TARGET_OS_OSX - (void)mouseMoved:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self.view); } - (void)mouseDown:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self.view); } - (void)mouseUp:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self.view); } - (void)mouseDragged:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self.view); } - (void)scrollWheel:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self.view); } #elif TARGET_OS_IOS // This touch mapping is super cheesy/hacky. We treat any touch on the screen // as if it were a depressed left mouse button, and we don't bother handling // multitouch correctly at all. This causes the "cursor" to behave very erratically // when there are multiple active touches. But for demo purposes, single-touch // interaction actually works surprisingly well. - (void)updateIOWithTouchEvent:(UIEvent *)event { UITouch *anyTouch = event.allTouches.anyObject; CGPoint touchLocation = [anyTouch locationInView:self.view]; ImGuiIO &io = ImGui::GetIO(); io.MousePos = ImVec2(touchLocation.x, touchLocation.y); BOOL hasActiveTouch = NO; for (UITouch *touch in event.allTouches) { if (touch.phase != UITouchPhaseEnded && touch.phase != UITouchPhaseCancelled) { hasActiveTouch = YES; break; } } io.MouseDown[0] = hasActiveTouch; } - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event { [self updateIOWithTouchEvent:event]; } - (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event { [self updateIOWithTouchEvent:event]; } - (void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event { [self updateIOWithTouchEvent:event]; } - (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event { [self updateIOWithTouchEvent:event]; } #endif @end a> 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91

#
# Copyright (C) 2006 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#

ifneq ($(DUMP),)

dumpinfo: FORCE

define Config/template
Preconfig: $(1)
Preconfig-Type: $(2)
Preconfig-Default: $(3)
Preconfig-Label: $(4)

endef

define Config
  Preconfig/$(1) = $$(call Config/template,$(1),$(2),$(3),$(4))
  preconfig_$$(1) += $(1)
endef

define Dumpinfo/Package
$(info Package: $(1)
$(if $(MENU),Menu: $(MENU)
)$(if $(SUBMENU),Submenu: $(SUBMENU)
)$(if $(SUBMENUDEP),Submenu-Depends: $(SUBMENUDEP)
)$(if $(DEFAULT),Default: $(DEFAULT)
)$(if $(findstring $(PREREQ_CHECK),1),Prereq-Check: 1
)Version: $(VERSION)
Depends: $(call PKG_FIXUP_DEPENDS,$(1),$(DEPENDS))
Conflicts: $(CONFLICTS)
Menu-Depends: $(MDEPENDS)
Provides: $(PROVIDES)
$(if $(VARIANT),Build-Variant: $(VARIANT)
$(if $(DEFAULT_VARIANT),Default-Variant: $(VARIANT)
))$(if $(PKG_BUILD_DEPENDS),Build-Depends: $(PKG_BUILD_DEPENDS)
)$(if $(HOST_BUILD_DEPENDS),Build-Depends/host: $(HOST_BUILD_DEPENDS)
)$(if $(BUILD_TYPES),Build-Types: $(BUILD_TYPES)
)Section: $(SECTION)
Category: $(CATEGORY)
$(if $(filter nonshared,$(PKGFLAGS)),,Repository: $(if $(FEED),$(FEED),base)
)Title: $(TITLE)
Maintainer: $(MAINTAINER)
$(if $(USERID),Require-User: $(USERID)
)Source: $(PKG_SOURCE)
$(if $(PKG_LICENSE),License: $(PKG_LICENSE)
)$(if $(PKG_LICENSE_FILES),LicenseFiles: $(PKG_LICENSE_FILES)
)Type: $(if $(Package/$(1)/targets),$(Package/$(1)/targets),$(if $(PKG_TARGETS),$(PKG_TARGETS),ipkg))
$(if $(KCONFIG),Kernel-Config: $(KCONFIG)
)$(if $(BUILDONLY),Build-Only: $(BUILDONLY)
)$(if $(HIDDEN),Hidden: $(HIDDEN)
)Description: $(if $(Package/$(1)/description),$(Package/$(1)/description),$(TITLE))
$(if $(URL),$(URL)
)$(MAINTAINER)
@@
$(if $(Package/$(1)/config),Config:
$(Package/$(1)/config)
@@
)$(foreach pc,$(preconfig_$(1)),
$(Preconfig/$(pc))))
endef

define Feature/Default
  TARGET_NAME:=
  TARGET_TITLE:=
  PRIORITY:=
  NAME:=
endef

define Feature
  $(eval $(Feature/Default))
  $(eval $(Feature/$(1)))
  $(if $(DUMP),$(call Dumpinfo/Feature,$(1)))
endef

define Dumpinfo/Feature
$(info Feature: $(TARGET_NAME)_$(1)
Target-Name: $(TARGET_NAME)
Target-Title: $(TARGET_TITLE)
Feature-Name: $(NAME)
$(if $(PRIORITY),Feature-Priority: $(PRIORITY)
)Feature-Description:
$(Feature/$(1)/description)
@@
)
endef

endif