Merge branch 'warrenm_osx'
diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index d2482ff..aa7af66 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -47,6 +47,10 @@
- Misc: Added ImGuiMouseCursor_Hand cursor enum + corresponding software cursor. (#1913, 1914) [@aiekick, @ocornut]
- Misc: Tweaked software mouse cursor offset to match the offset of the corresponding Windows 10 cursors.
- Fixed a include build issue for Cygwin in non-POSIX (Win32) mode. (#1917, #1319, #276)
+ - Examples: Metal: Added Metal rendering backend. (#1929, #1873) [@warrenm]
+ - Examples: OSX: Added early raw OSX platform backend. (#1873) [@pagghiu, @itamago, @ocornut]
+ - Examples: Added mac OSX & iOS + Metal example in example_apple_metal/. (#1929, #1873) [@warrenm]
+ - Examples: Added mac OSX + OpenGL2 example in example_apple_opengl2/. (#1873)
- Examples: Win32, Glfw, SDL: Added support for the ImGuiMouseCursor_Hand cursor.
@@ -99,6 +103,7 @@
- SliderFloat(): When using keyboard/gamepad and a zero precision format string (e.g. "%.0f"), always step in integer units. (#1866)
- ImFontConfig: Added GlyphMinAdvanceX/GlyphMaxAdvanceX settings useful to make a font appears monospaced, particularly useful for icon fonts. (#1869)
- ImFontAtlas: Added GetGlyphRangesChineseSimplifiedCommon() helper that returns a list of ~2500 most common Simplified Chinese characters. (#1859) [@JX-Master, @ocornut]
+ - Examples: OSX: Added imgui_impl_osx.mm binding to be used along with e.g. imgui_impl_opengl2.cpp. (#281, #1870) [@pagghiu, @itamago, @ocornut]
- Examples: GLFW: Made it possible to Shutdown/Init the backend again (by reseting the time storage properly). (#1827) [@ice1000]
- Examples: Win32: Fixed handling of mouse wheel messages to support sub-unit scrolling messages (typically sent by track-pads). (#1874) [@zx64]
- Examples: SDL+Vulkan: Added SDL+Vulkan example.
diff --git a/README.md b/README.md
index 953d5ad..2abaf03 100644
--- a/README.md
+++ b/README.md
@@ -125,10 +125,9 @@
- Swift [swift-imgui](https://github.com/mnmly/Swift-imgui)
Frameworks:
-- Renderers: DirectX 9, DirectX 10, DirectX 11, DirectX 12, OpenGL2, OpenGL3+, Vulkan: [examples/](https://github.com/ocornut/imgui/tree/master/examples)
-- Platform: GLFW, SDL, Win32, Freeglut: [examples/](https://github.com/ocornut/imgui/tree/master/examples)
+- Renderers: DirectX 9, DirectX 10, DirectX 11, DirectX 12, Metal, OpenGL2, OpenGL3+, Vulkan: [examples/](https://github.com/ocornut/imgui/tree/master/examples)
+- Platform: GLFW, SDL, Win32, OSX, Freeglut: [examples/](https://github.com/ocornut/imgui/tree/master/examples)
- Framework: Allegro 5, Marmalade: [examples/](https://github.com/ocornut/imgui/tree/master/examples)
-- Unmerged Branch: OSX platform without GLFW/SDL: [#1873](https://github.com/ocornut/imgui/tree/osx)
- Unmerged PR: SDL2 + OpenGLES + Emscripten: [#336](https://github.com/ocornut/imgui/pull/336)
- Unmerged PR: Native Win32 and OSX: [#281](https://github.com/ocornut/imgui/pull/281)
- Unmerged PR: Android: [#421](https://github.com/ocornut/imgui/pull/421)
@@ -170,6 +169,7 @@
<br>[Gallery Part 4](https://github.com/ocornut/imgui/issues/973) (Jan 2017 to Aug 2017)
<br>[Gallery Part 5](https://github.com/ocornut/imgui/issues/1269) (Aug 2017 to Feb 2018)
<br>[Gallery Part 6](https://github.com/ocornut/imgui/issues/1607) (Feb 2018 onward)
+<br>[Gallery Part 6](https://github.com/ocornut/imgui/issues/1902) (June 2018 onward)
<br>Also see the [Mega screenshots](https://github.com/ocornut/imgui/issues/1273) for an idea of the available features.
Various tools
diff --git a/examples/README.txt b/examples/README.txt
index 405768c..766729d 100644
--- a/examples/README.txt
+++ b/examples/README.txt
@@ -103,6 +103,7 @@
List of Platforms Bindings in this repository:
imgui_impl_glfw.cpp ; GLFW (Windows, macOS, Linux, etc.) http://www.glfw.org/
+ imgui_impl_osx.mm ; macOS native API
imgui_impl_sdl.cpp ; SDL2 (Windows, macOS, Linux, iOS, Android) https://www.libsdl.org
imgui_impl_win32.cpp ; Windows native API (Windows)
imgui_impl_freeglut.cpp ; FreeGLUT (if you really miss the 90's)
@@ -112,7 +113,8 @@
imgui_impl_dx9.cpp ; DirectX9
imgui_impl_dx10.cpp ; DirectX10
imgui_impl_dx11.cpp ; DirectX11
- imgui_impl_dx12.cpp ; DirectX12
+ imgui_impl_dx12.cpp ; DirectX12
+ imgui_impl_metal.mm ; Metal (with ObjC)
imgui_impl_opengl2.cpp ; OpenGL2 (legacy, fixed pipeline <- don't use with modern OpenGL context)
imgui_impl_opengl3.cpp ; OpenGL3 (modern programmable pipeline)
imgui_impl_vulkan.cpp ; Vulkan
@@ -143,6 +145,7 @@
- Makefiles for Linux/OSX
- Batch files for Visual Studio 2008+
- A .sln project file for Visual Studio 2010+
+ - Xcode project files for the Apple examples
Please let me know if they don't work with your setup!
You can probably just import the imgui_impl_xxx.cpp/.h files into your own codebase or compile those
directly with a command-line compiler.
@@ -207,10 +210,19 @@
This is quite long and tedious, because: Vulkan.
= main.cpp + imgui_impl_sdl.cpp + imgui_impl_vulkan.cpp
+example_apple_metal/
+ OSX & iOS + Metal.
+ It is based on the cross-platform game template provided with Xcode as of Xcode 9.
+ = game template + imgui_impl_osx.mm + imgui_impl_metal.mm
+
+example_apple_opengl2/
+ OSX Cocoa + OpenGL2.
+ = main.mm + imgui_impl_osx.mm + imgui_impl_opengl2.cpp
+
example_apple/
OSX & iOS example + OpenGL2.
THIS EXAMPLE HAS NOT BEEN MAINTAINED PROPERLY AND NEEDS A MAINTAINER.
- Consider using the example_glfw_opengl3/ instead.
+ Consider using the example_glfw_opengl3/ or example_osx_opengl2/ example instead.
On iOS, Using Synergy to access keyboard/mouse data from server computer.
Synergy keyboard integration is rather hacky.
diff --git a/examples/example_apple/.gitignore b/examples/example_apple/.gitignore
deleted file mode 100644
index 8feda89..0000000
--- a/examples/example_apple/.gitignore
+++ /dev/null
@@ -1,3 +0,0 @@
-.DS_Store
-imguiex.xcodeproj/project.xcworkspace/
-imguiex.xcodeproj/xcuserdata/
\ No newline at end of file
diff --git a/examples/example_apple_metal/README.md b/examples/example_apple_metal/README.md
new file mode 100644
index 0000000..d43b492
--- /dev/null
+++ b/examples/example_apple_metal/README.md
@@ -0,0 +1,6 @@
+# iOS / OSX Metal example
+
+## Introduction
+
+This example shows how to render ImGui with Metal. It is based on the cross-platform game template provided with Xcode as of Xcode 9.
+
diff --git a/examples/example_apple_metal/Shared/AppDelegate.h b/examples/example_apple_metal/Shared/AppDelegate.h
new file mode 100644
index 0000000..c4632b1
--- /dev/null
+++ b/examples/example_apple_metal/Shared/AppDelegate.h
@@ -0,0 +1,19 @@
+
+#import <TargetConditionals.h>
+
+#if TARGET_OS_IPHONE
+
+#import <UIKit/UIKit.h>
+
+@interface AppDelegate : UIResponder <UIApplicationDelegate>
+@property (strong, nonatomic) UIWindow *window;
+@end
+
+#else
+
+#import <Cocoa/Cocoa.h>
+
+@interface AppDelegate : NSObject <NSApplicationDelegate>
+@end
+
+#endif
diff --git a/examples/example_apple_metal/Shared/AppDelegate.m b/examples/example_apple_metal/Shared/AppDelegate.m
new file mode 100644
index 0000000..eabb44c
--- /dev/null
+++ b/examples/example_apple_metal/Shared/AppDelegate.m
@@ -0,0 +1,12 @@
+
+#import "AppDelegate.h"
+
+@implementation AppDelegate
+
+#if TARGET_OS_OSX
+- (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)sender {
+ return YES;
+}
+#endif
+
+@end
diff --git a/examples/example_apple_metal/Shared/Renderer.h b/examples/example_apple_metal/Shared/Renderer.h
new file mode 100644
index 0000000..f324915
--- /dev/null
+++ b/examples/example_apple_metal/Shared/Renderer.h
@@ -0,0 +1,9 @@
+
+#import <MetalKit/MetalKit.h>
+
+@interface Renderer : NSObject <MTKViewDelegate>
+
+-(nonnull instancetype)initWithView:(nonnull MTKView *)view;
+
+@end
+
diff --git a/examples/example_apple_metal/Shared/Renderer.mm b/examples/example_apple_metal/Shared/Renderer.mm
new file mode 100644
index 0000000..2f62ed1
--- /dev/null
+++ b/examples/example_apple_metal/Shared/Renderer.mm
@@ -0,0 +1,132 @@
+
+#import "Renderer.h"
+#import <Metal/Metal.h>
+
+#include "imgui.h"
+#include "imgui_impl_metal.h"
+
+#if TARGET_OS_OSX
+#include "imgui_impl_osx.h"
+#endif
+
+@interface Renderer ()
+@property (nonatomic, strong) id <MTLDevice> device;
+@property (nonatomic, strong) id <MTLCommandQueue> commandQueue;
+@end
+
+@implementation Renderer
+
+-(nonnull instancetype)initWithView:(nonnull MTKView *)view;
+{
+ self = [super init];
+ if(self)
+ {
+ _device = view.device;
+ _commandQueue = [_device newCommandQueue];
+
+ IMGUI_CHECKVERSION();
+ ImGui::CreateContext();
+ (void)ImGui::GetIO();
+
+ ImGui_ImplMetal_Init(_device);
+
+ ImGui::StyleColorsDark();
+ }
+
+ return self;
+}
+
+- (void)drawInMTKView:(MTKView *)view
+{
+ ImGuiIO &io = ImGui::GetIO();
+ io.DisplaySize.x = view.bounds.size.width;
+ io.DisplaySize.y = view.bounds.size.height;
+
+#if TARGET_OS_OSX
+ CGFloat framebufferScale = view.window.screen.backingScaleFactor ?: NSScreen.mainScreen.backingScaleFactor;
+#else
+ CGFloat framebufferScale = view.window.screen.scale ?: UIScreen.mainScreen.scale;
+#endif
+ io.DisplayFramebufferScale = ImVec2(framebufferScale, framebufferScale);
+
+ io.DeltaTime = 1 / float(view.preferredFramesPerSecond ?: 60);
+
+ id<MTLCommandBuffer> commandBuffer = [self.commandQueue commandBuffer];
+
+ static bool show_demo_window = true;
+ static bool show_another_window = false;
+ static float clear_color[4] = { 0.28f, 0.36f, 0.5f, 1.0f };
+
+ MTLRenderPassDescriptor *renderPassDescriptor = view.currentRenderPassDescriptor;
+ if(renderPassDescriptor != nil)
+ {
+ renderPassDescriptor.colorAttachments[0].clearColor = MTLClearColorMake(clear_color[0], clear_color[1], clear_color[2], clear_color[3]);
+
+ // Here, you could do additional rendering work, including other passes as necessary.
+
+ id <MTLRenderCommandEncoder> renderEncoder = [commandBuffer renderCommandEncoderWithDescriptor:renderPassDescriptor];
+
+ [renderEncoder pushDebugGroup:@"Draw ImGui"];
+
+ ImGui_ImplMetal_NewFrame(renderPassDescriptor);
+#if TARGET_OS_OSX
+ ImGui_ImplOSX_NewFrame(view);
+#endif
+ ImGui::NewFrame();
+
+ {
+ static float f = 0.0f;
+ static int counter = 0;
+ ImGui::Text("Hello, world!"); // Display some text (you can use a format string too)
+ ImGui::SliderFloat("float", &f, 0.0f, 1.0f); // Edit 1 float using a slider from 0.0f to 1.0f
+ ImGui::ColorEdit3("clear color", (float*)&clear_color); // Edit 3 floats representing a color
+
+ ImGui::Checkbox("Demo Window", &show_demo_window); // Edit bools storing our windows open/close state
+ ImGui::Checkbox("Another Window", &show_another_window);
+
+ if (ImGui::Button("Button")) // Buttons return true when clicked (NB: most widgets return true when edited/activated)
+ counter++;
+ ImGui::SameLine();
+ ImGui::Text("counter = %d", counter);
+
+ ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate);
+ }
+
+ // 2. Show another simple window. In most cases you will use an explicit Begin/End pair to name your windows.
+ if (show_another_window)
+ {
+ ImGui::Begin("Another Window", &show_another_window);
+ ImGui::Text("Hello from another window!");
+ if (ImGui::Button("Close Me"))
+ show_another_window = false;
+ ImGui::End();
+ }
+
+ // 3. Show the ImGui demo window. Most of the sample code is in ImGui::ShowDemoWindow(). Read its code to learn more about Dear ImGui!
+ if (show_demo_window)
+ {
+ // Normally user code doesn't need/want to call this because positions are saved in .ini file anyway.
+ // Here we just want to make the demo initial state a bit more friendly!
+ ImGui::SetNextWindowPos(ImVec2(650, 20), ImGuiCond_FirstUseEver);
+ ImGui::ShowDemoWindow(&show_demo_window);
+ }
+
+ ImGui::Render();
+ ImDrawData *drawData = ImGui::GetDrawData();
+ ImGui_ImplMetal_RenderDrawData(drawData, commandBuffer, renderEncoder);
+
+ [renderEncoder popDebugGroup];
+
+ [renderEncoder endEncoding];
+
+ [commandBuffer presentDrawable:view.currentDrawable];
+ }
+
+ [commandBuffer commit];
+}
+
+- (void)mtkView:(MTKView *)view drawableSizeWillChange:(CGSize)size
+{
+}
+
+@end
diff --git a/examples/example_apple_metal/Shared/ViewController.h b/examples/example_apple_metal/Shared/ViewController.h
new file mode 100644
index 0000000..a8aade1
--- /dev/null
+++ b/examples/example_apple_metal/Shared/ViewController.h
@@ -0,0 +1,20 @@
+
+#import <Metal/Metal.h>
+#import <MetalKit/MetalKit.h>
+#import "Renderer.h"
+
+#if TARGET_OS_IPHONE
+
+#import <UIKit/UIKit.h>
+
+@interface ViewController : UIViewController
+@end
+
+#else
+
+#import <Cocoa/Cocoa.h>
+
+@interface ViewController : NSViewController
+@end
+
+#endif
diff --git a/examples/example_apple_metal/Shared/ViewController.mm b/examples/example_apple_metal/Shared/ViewController.mm
new file mode 100644
index 0000000..6a9236c
--- /dev/null
+++ b/examples/example_apple_metal/Shared/ViewController.mm
@@ -0,0 +1,130 @@
+
+#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 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 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<UITouch *> *)touches withEvent:(UIEvent *)event {
+ [self updateIOWithTouchEvent:event];
+}
+
+- (void)touchesMoved:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event {
+ [self updateIOWithTouchEvent:event];
+}
+
+- (void)touchesCancelled:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event {
+ [self updateIOWithTouchEvent:event];
+}
+
+- (void)touchesEnded:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event {
+ [self updateIOWithTouchEvent:event];
+}
+
+#endif
+
+@end
+
diff --git a/examples/example_apple_metal/Shared/main.m b/examples/example_apple_metal/Shared/main.m
new file mode 100644
index 0000000..cd8468a
--- /dev/null
+++ b/examples/example_apple_metal/Shared/main.m
@@ -0,0 +1,23 @@
+
+#import <TargetConditionals.h>
+
+#if TARGET_OS_IPHONE
+
+#import <UIKit/UIKit.h>
+#import "AppDelegate.h"
+
+int main(int argc, char * argv[]) {
+ @autoreleasepool {
+ return UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class]));
+ }
+}
+
+#else
+
+#import <Cocoa/Cocoa.h>
+
+int main(int argc, const char * argv[]) {
+ return NSApplicationMain(argc, argv);
+}
+
+#endif
diff --git a/examples/example_apple_metal/example_apple_metal.xcodeproj/project.pbxproj b/examples/example_apple_metal/example_apple_metal.xcodeproj/project.pbxproj
new file mode 100644
index 0000000..b1b6b4e
--- /dev/null
+++ b/examples/example_apple_metal/example_apple_metal.xcodeproj/project.pbxproj
@@ -0,0 +1,541 @@
+// !$*UTF8*$!
+{
+ archiveVersion = 1;
+ classes = {
+ };
+ objectVersion = 50;
+ objects = {
+
+/* Begin PBXBuildFile section */
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+ LD_RUNPATH_SEARCH_PATHS = (
+ "$(inherited)",
+ "@executable_path/Frameworks",
+ );
+ PRODUCT_BUNDLE_IDENTIFIER = "org.imgui.example.apple-metal-ios";
+ PRODUCT_NAME = example_apple_metal;
+ SDKROOT = iphoneos;
+ TARGETED_DEVICE_FAMILY = "1,2";
+ VALIDATE_PRODUCT = YES;
+ };
+ name = Release;
+ };
+ 8307E7F420E9F9C900473790 /* Debug */ = {
+ isa = XCBuildConfiguration;
+ buildSettings = {
+ CODE_SIGN_IDENTITY = "-";
+ CODE_SIGN_STYLE = Automatic;
+ COMBINE_HIDPI_IMAGES = YES;
+ DEVELOPMENT_TEAM = "";
+ INFOPLIST_FILE = "$(SRCROOT)/macOS/Info-macOS.plist";
+ LD_RUNPATH_SEARCH_PATHS = (
+ "$(inherited)",
+ "@executable_path/../Frameworks",
+ );
+ MACOSX_DEPLOYMENT_TARGET = 10.13;
+ PRODUCT_BUNDLE_IDENTIFIER = "org.imgui.example.apple-metal-macos";
+ PRODUCT_NAME = example_apple_metal;
+ SDKROOT = macosx;
+ };
+ name = Debug;
+ };
+ 8307E7F520E9F9C900473790 /* Release */ = {
+ isa = XCBuildConfiguration;
+ buildSettings = {
+ CODE_SIGN_IDENTITY = "-";
+ CODE_SIGN_STYLE = Automatic;
+ COMBINE_HIDPI_IMAGES = YES;
+ DEVELOPMENT_TEAM = "";
+ INFOPLIST_FILE = "$(SRCROOT)/macOS/Info-macOS.plist";
+ LD_RUNPATH_SEARCH_PATHS = (
+ "$(inherited)",
+ "@executable_path/../Frameworks",
+ );
+ MACOSX_DEPLOYMENT_TARGET = 10.13;
+ PRODUCT_BUNDLE_IDENTIFIER = "org.imgui.example.apple-metal-macos";
+ PRODUCT_NAME = example_apple_metal;
+ SDKROOT = macosx;
+ };
+ name = Release;
+ };
+/* End XCBuildConfiguration section */
+
+/* Begin XCConfigurationList section */
+ 8307E7B920E9F9C700473790 /* Build configuration list for PBXProject "example_apple_metal" */ = {
+ isa = XCConfigurationList;
+ buildConfigurations = (
+ 8307E7EE20E9F9C900473790 /* Debug */,
+ 8307E7EF20E9F9C900473790 /* Release */,
+ );
+ defaultConfigurationIsVisible = 0;
+ defaultConfigurationName = Release;
+ };
+ 8307E7F020E9F9C900473790 /* Build configuration list for PBXNativeTarget "example_apple_metal_ios" */ = {
+ isa = XCConfigurationList;
+ buildConfigurations = (
+ 8307E7F120E9F9C900473790 /* Debug */,
+ 8307E7F220E9F9C900473790 /* Release */,
+ );
+ defaultConfigurationIsVisible = 0;
+ defaultConfigurationName = Release;
+ };
+ 8307E7F320E9F9C900473790 /* Build configuration list for PBXNativeTarget "example_apple_metal_macos" */ = {
+ isa = XCConfigurationList;
+ buildConfigurations = (
+ 8307E7F420E9F9C900473790 /* Debug */,
+ 8307E7F520E9F9C900473790 /* Release */,
+ );
+ defaultConfigurationIsVisible = 0;
+ defaultConfigurationName = Release;
+ };
+/* End XCConfigurationList section */
+ };
+ rootObject = 8307E7B620E9F9C700473790 /* Project object */;
+}
diff --git a/examples/example_apple_metal/iOS/Base.lproj/Main.storyboard b/examples/example_apple_metal/iOS/Base.lproj/Main.storyboard
new file mode 100644
index 0000000..24a4009
--- /dev/null
+++ b/examples/example_apple_metal/iOS/Base.lproj/Main.storyboard
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="14113" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="BV1-FR-VrT">
+ <device id="retina4_7" orientation="portrait">
+ <adaptation id="fullscreen"/>
+ </device>
+ <dependencies>
+ <deployment identifier="iOS"/>
+ <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14088"/>
+ <capability name="Safe area layout guides" minToolsVersion="9.0"/>
+ <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+ </dependencies>
+ <scenes>
+ <!--View Controller-->
+ <scene sceneID="tXr-a1-R10">
+ <objects>
+ <viewController id="BV1-FR-VrT" customClass="ViewController" sceneMemberID="viewController">
+ <view key="view" contentMode="scaleToFill" id="3se-qz-xqx" customClass="MTKView">
+ <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
+ <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+ <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+ <viewLayoutGuide key="safeArea" id="BKg-qs-eN0"/>
+ </view>
+ </viewController>
+ <placeholder placeholderIdentifier="IBFirstResponder" id="SZV-WD-TEh" sceneMemberID="firstResponder"/>
+ </objects>
+ </scene>
+ </scenes>
+</document>
diff --git a/examples/example_apple_metal/iOS/Default-568h@2x.png b/examples/example_apple_metal/iOS/Default-568h@2x.png
new file mode 100644
index 0000000..e3ce940
--- /dev/null
+++ b/examples/example_apple_metal/iOS/Default-568h@2x.png
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diff --git a/examples/example_apple_metal/iOS/Info-iOS.plist b/examples/example_apple_metal/iOS/Info-iOS.plist
new file mode 100644
index 0000000..8d919d1
--- /dev/null
+++ b/examples/example_apple_metal/iOS/Info-iOS.plist
@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+ <key>CFBundleDevelopmentRegion</key>
+ <string>$(DEVELOPMENT_LANGUAGE)</string>
+ <key>CFBundleExecutable</key>
+ <string>$(EXECUTABLE_NAME)</string>
+ <key>CFBundleIdentifier</key>
+ <string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+ <key>CFBundleInfoDictionaryVersion</key>
+ <string>6.0</string>
+ <key>CFBundleName</key>
+ <string>imgui</string>
+ <key>CFBundlePackageType</key>
+ <string>APPL</string>
+ <key>CFBundleShortVersionString</key>
+ <string>1.0</string>
+ <key>CFBundleVersion</key>
+ <string>1</string>
+ <key>LSRequiresIPhoneOS</key>
+ <true/>
+ <key>UILaunchStoryboardName</key>
+ <string>Launch Screen</string>
+ <key>UIMainStoryboardFile</key>
+ <string>Main</string>
+ <key>UIRequiredDeviceCapabilities</key>
+ <array>
+ <string>armv7</string>
+ <string>metal</string>
+ </array>
+ <key>UIRequiresFullScreen</key>
+ <true/>
+ <key>UIStatusBarHidden</key>
+ <true/>
+ <key>UISupportedInterfaceOrientations</key>
+ <array>
+ <string>UIInterfaceOrientationPortrait</string>
+ <string>UIInterfaceOrientationLandscapeLeft</string>
+ <string>UIInterfaceOrientationLandscapeRight</string>
+ <string>UIInterfaceOrientationPortraitUpsideDown</string>
+ </array>
+ <key>UISupportedInterfaceOrientations~ipad</key>
+ <array>
+ <string>UIInterfaceOrientationPortrait</string>
+ <string>UIInterfaceOrientationPortraitUpsideDown</string>
+ <string>UIInterfaceOrientationLandscapeLeft</string>
+ <string>UIInterfaceOrientationLandscapeRight</string>
+ </array>
+</dict>
+</plist>
diff --git a/examples/example_apple_metal/iOS/Launch Screen.storyboard b/examples/example_apple_metal/iOS/Launch Screen.storyboard
new file mode 100644
index 0000000..96047e1
--- /dev/null
+++ b/examples/example_apple_metal/iOS/Launch Screen.storyboard
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="14269.14" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="01J-lp-oVM">
+ <device id="retina4_7" orientation="portrait">
+ <adaptation id="fullscreen"/>
+ </device>
+ <dependencies>
+ <deployment identifier="iOS"/>
+ <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14252.5"/>
+ <capability name="Safe area layout guides" minToolsVersion="9.0"/>
+ <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+ </dependencies>
+ <scenes>
+ <!--View Controller-->
+ <scene sceneID="EHf-IW-A2E">
+ <objects>
+ <viewController id="01J-lp-oVM" sceneMemberID="viewController">
+ <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
+ <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
+ <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+ <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+ <viewLayoutGuide key="safeArea" id="Bcu-3y-fUS"/>
+ </view>
+ </viewController>
+ <placeholder placeholderIdentifier="IBFirstResponder" id="iYj-Kq-Ea1" userLabel="First Responder" sceneMemberID="firstResponder"/>
+ </objects>
+ <point key="canvasLocation" x="53" y="375"/>
+ </scene>
+ </scenes>
+</document>
diff --git a/examples/example_apple_metal/macOS/Base.lproj/Main.storyboard b/examples/example_apple_metal/macOS/Base.lproj/Main.storyboard
new file mode 100644
index 0000000..cf41461
--- /dev/null
+++ b/examples/example_apple_metal/macOS/Base.lproj/Main.storyboard
@@ -0,0 +1,130 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.Cocoa.Storyboard.XIB" version="3.0" toolsVersion="14269.14" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" initialViewController="B8D-0N-5wS">
+ <dependencies>
+ <deployment identifier="macosx"/>
+ <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="14269.14"/>
+ <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+ </dependencies>
+ <scenes>
+ <!--Application-->
+ <scene sceneID="JPo-4y-FX3">
+ <objects>
+ <application id="hnw-xV-0zn" sceneMemberID="viewController">
+ <menu key="mainMenu" title="Main Menu" systemMenu="main" id="AYu-sK-qS6">
+ <items>
+ <menuItem title="ImGui" id="1Xt-HY-uBw">
+ <modifierMask key="keyEquivalentModifierMask"/>
+ <menu key="submenu" title="ImGui" systemMenu="apple" id="uQy-DD-JDr">
+ <items>
+ <menuItem title="Preferences…" keyEquivalent="," id="BOF-NM-1cW"/>
+ <menuItem isSeparatorItem="YES" id="wFC-TO-SCJ"/>
+ <menuItem title="Services" id="NMo-om-nkz">
+ <modifierMask key="keyEquivalentModifierMask"/>
+ <menu key="submenu" title="Services" systemMenu="services" id="hz9-B4-Xy5"/>
+ </menuItem>
+ <menuItem isSeparatorItem="YES" id="4je-JR-u6R"/>
+ <menuItem title="Hide" keyEquivalent="h" id="Olw-nP-bQN">
+ <connections>
+ <action selector="hide:" target="Ady-hI-5gd" id="PnN-Uc-m68"/>
+ </connections>
+ </menuItem>
+ <menuItem title="Hide Others" keyEquivalent="h" id="Vdr-fp-XzO">
+ <modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
+ <connections>
+ <action selector="hideOtherApplications:" target="Ady-hI-5gd" id="VT4-aY-XCT"/>
+ </connections>
+ </menuItem>
+ <menuItem title="Show All" id="Kd2-mp-pUS">
+ <modifierMask key="keyEquivalentModifierMask"/>
+ <connections>
+ <action selector="unhideAllApplications:" target="Ady-hI-5gd" id="Dhg-Le-xox"/>
+ </connections>
+ </menuItem>
+ <menuItem isSeparatorItem="YES" id="kCx-OE-vgT"/>
+ <menuItem title="Quit" keyEquivalent="q" id="4sb-4s-VLi">
+ <connections>
+ <action selector="terminate:" target="Ady-hI-5gd" id="Te7-pn-YzF"/>
+ </connections>
+ </menuItem>
+ </items>
+ </menu>
+ </menuItem>
+ <menuItem title="View" id="H8h-7b-M4v">
+ <modifierMask key="keyEquivalentModifierMask"/>
+ <menu key="submenu" title="View" id="HyV-fh-RgO">
+ <items>
+ <menuItem title="Enter Full Screen" keyEquivalent="f" id="4J7-dP-txa">
+ <modifierMask key="keyEquivalentModifierMask" control="YES" command="YES"/>
+ <connections>
+ <action selector="toggleFullScreen:" target="Ady-hI-5gd" id="dU3-MA-1Rq"/>
+ </connections>
+ </menuItem>
+ </items>
+ </menu>
+ </menuItem>
+ <menuItem title="Window" id="aUF-d1-5bR">
+ <modifierMask key="keyEquivalentModifierMask"/>
+ <menu key="submenu" title="Window" systemMenu="window" id="Td7-aD-5lo">
+ <items>
+ <menuItem title="Minimize" keyEquivalent="m" id="OY7-WF-poV">
+ <connections>
+ <action selector="performMiniaturize:" target="Ady-hI-5gd" id="VwT-WD-YPe"/>
+ </connections>
+ </menuItem>
+ <menuItem title="Zoom" id="R4o-n2-Eq4">
+ <modifierMask key="keyEquivalentModifierMask"/>
+ <connections>
+ <action selector="performZoom:" target="Ady-hI-5gd" id="DIl-cC-cCs"/>
+ </connections>
+ </menuItem>
+ </items>
+ </menu>
+ </menuItem>
+ </items>
+ </menu>
+ <connections>
+ <outlet property="delegate" destination="Voe-Tx-rLC" id="PrD-fu-P6m"/>
+ </connections>
+ </application>
+ <customObject id="Voe-Tx-rLC" customClass="AppDelegate"/>
+ <customObject id="YLy-65-1bz" customClass="NSFontManager"/>
+ <customObject id="Ady-hI-5gd" userLabel="First Responder" customClass="NSResponder" sceneMemberID="firstResponder"/>
+ </objects>
+ <point key="canvasLocation" x="75" y="0.0"/>
+ </scene>
+ <!--Window Controller-->
+ <scene sceneID="R2V-B0-nI4">
+ <objects>
+ <windowController id="B8D-0N-5wS" sceneMemberID="viewController">
+ <window key="window" title="ImGui" allowsToolTipsWhenApplicationIsInactive="NO" autorecalculatesKeyViewLoop="NO" releasedWhenClosed="NO" animationBehavior="default" titleVisibility="hidden" id="IQv-IB-iLA">
+ <windowStyleMask key="styleMask" titled="YES" closable="YES" miniaturizable="YES" resizable="YES"/>
+ <windowPositionMask key="initialPositionMask" leftStrut="YES" rightStrut="YES" topStrut="YES" bottomStrut="YES"/>
+ <rect key="contentRect" x="196" y="240" width="480" height="270"/>
+ <rect key="screenRect" x="0.0" y="0.0" width="1680" height="1027"/>
+ <connections>
+ <outlet property="delegate" destination="B8D-0N-5wS" id="CyC-Pq-WbN"/>
+ </connections>
+ </window>
+ <connections>
+ <segue destination="XfG-lQ-9wD" kind="relationship" relationship="window.shadowedContentViewController" id="cq2-FE-JQM"/>
+ </connections>
+ </windowController>
+ <customObject id="Oky-zY-oP4" userLabel="First Responder" customClass="NSResponder" sceneMemberID="firstResponder"/>
+ </objects>
+ <point key="canvasLocation" x="-128" y="390"/>
+ </scene>
+ <!--View Controller-->
+ <scene sceneID="hIz-AP-VOD">
+ <objects>
+ <viewController id="XfG-lQ-9wD" customClass="ViewController" sceneMemberID="viewController">
+ <view key="view" wantsLayer="YES" id="m2S-Jp-Qdl" customClass="MTKView">
+ <rect key="frame" x="0.0" y="0.0" width="1280" height="720"/>
+ <autoresizingMask key="autoresizingMask"/>
+ </view>
+ </viewController>
+ <customObject id="rPt-NT-nkU" userLabel="First Responder" customClass="NSResponder" sceneMemberID="firstResponder"/>
+ </objects>
+ <point key="canvasLocation" x="205" y="1032"/>
+ </scene>
+ </scenes>
+</document>
diff --git a/examples/example_apple_metal/macOS/Info-macOS.plist b/examples/example_apple_metal/macOS/Info-macOS.plist
new file mode 100644
index 0000000..52d9920
--- /dev/null
+++ b/examples/example_apple_metal/macOS/Info-macOS.plist
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+ <key>CFBundleDevelopmentRegion</key>
+ <string>$(DEVELOPMENT_LANGUAGE)</string>
+ <key>CFBundleExecutable</key>
+ <string>$(EXECUTABLE_NAME)</string>
+ <key>CFBundleIconFile</key>
+ <string></string>
+ <key>CFBundleIdentifier</key>
+ <string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+ <key>CFBundleInfoDictionaryVersion</key>
+ <string>6.0</string>
+ <key>CFBundleName</key>
+ <string>imgui</string>
+ <key>CFBundlePackageType</key>
+ <string>APPL</string>
+ <key>CFBundleShortVersionString</key>
+ <string>1.0</string>
+ <key>CFBundleVersion</key>
+ <string>1</string>
+ <key>LSMinimumSystemVersion</key>
+ <string>$(MACOSX_DEPLOYMENT_TARGET)</string>
+ <key>NSHumanReadableCopyright</key>
+ <string>Copyright © 2018 Warren Moore. All rights reserved.</string>
+ <key>NSMainStoryboardFile</key>
+ <string>Main</string>
+ <key>NSPrincipalClass</key>
+ <string>NSApplication</string>
+</dict>
+</plist>
diff --git a/examples/example_apple_opengl2/example_apple_opengl2.xcodeproj/project.pbxproj b/examples/example_apple_opengl2/example_apple_opengl2.xcodeproj/project.pbxproj
new file mode 100644
index 0000000..a325e96
--- /dev/null
+++ b/examples/example_apple_opengl2/example_apple_opengl2.xcodeproj/project.pbxproj
@@ -0,0 +1,325 @@
+// !$*UTF8*$!
+{
+ archiveVersion = 1;
+ classes = {
+ };
+ objectVersion = 50;
+ objects = {
+
+/* Begin PBXBuildFile section */
+ 4080A99820B02D340036BA46 /* main.mm in Sources */ = {isa = PBXBuildFile; fileRef = 4080A98A20B02CD90036BA46 /* main.mm */; };
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+ 4080A9AD20B0343C0036BA46 /* imgui_demo.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4080A9A620B0343C0036BA46 /* imgui_demo.cpp */; };
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+ 4080A9B320B034E40036BA46 /* Cocoa.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 4080A9B220B034E40036BA46 /* Cocoa.framework */; };
+ 4080A9B520B034EA0036BA46 /* OpenGL.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 4080A9B420B034EA0036BA46 /* OpenGL.framework */; };
+/* End PBXBuildFile section */
+
+/* Begin PBXCopyFilesBuildPhase section */
+ 4080A96920B029B00036BA46 /* CopyFiles */ = {
+ isa = PBXCopyFilesBuildPhase;
+ buildActionMask = 2147483647;
+ dstPath = /usr/share/man/man1/;
+ dstSubfolderSpec = 0;
+ files = (
+ );
+ runOnlyForDeploymentPostprocessing = 1;
+ };
+/* End PBXCopyFilesBuildPhase section */
+
+/* Begin PBXFileReference section */
+ 4080A96B20B029B00036BA46 /* example_osx_opengl2 */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = example_osx_opengl2; sourceTree = BUILT_PRODUCTS_DIR; };
+ 4080A98A20B02CD90036BA46 /* main.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = main.mm; sourceTree = SOURCE_ROOT; };
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diff --git a/examples/example_apple_opengl2/main.mm b/examples/example_apple_opengl2/main.mm
new file mode 100644
index 0000000..a8f4d36
--- /dev/null
+++ b/examples/example_apple_opengl2/main.mm
@@ -0,0 +1,280 @@
+// ImGui - standalone example application for OSX + OpenGL2, using legacy fixed pipeline
+// If you are new to ImGui, see examples/README.txt and documentation at the top of imgui.cpp.
+
+#include "imgui.h"
+#include "../imgui_impl_osx.h"
+#include "../imgui_impl_opengl2.h"
+#include <stdio.h>
+#import <Cocoa/Cocoa.h>
+#import <OpenGL/gl.h>
+#import <OpenGL/glu.h>
+
+//-----------------------------------------------------------------------------------
+// ImGuiExampleView
+//-----------------------------------------------------------------------------------
+
+@interface ImGuiExampleView : NSOpenGLView
+{
+ NSTimer* animationTimer;
+}
+@end
+
+@implementation ImGuiExampleView
+
+-(void)animationTimerFired:(NSTimer*)timer
+{
+ [self setNeedsDisplay:YES];
+}
+
+-(void)prepareOpenGL
+{
+ [super prepareOpenGL];
+
+#ifndef DEBUG
+ GLint swapInterval = 1;
+ [[self openGLContext] setValues:&swapInterval forParameter:NSOpenGLCPSwapInterval];
+ if (swapInterval == 0)
+ NSLog(@"Error: Cannot set swap interval.");
+#endif
+}
+
+-(void)updateAndDrawDemoView
+{
+ ImGui_ImplOpenGL2_NewFrame();
+ ImGui_ImplOSX_NewFrame(self);
+ ImGui::NewFrame();
+
+ // Global data for the demo
+ static bool show_demo_window = true;
+ static bool show_another_window = false;
+ static ImVec4 clear_color = ImVec4(0.45f, 0.55f, 0.60f, 1.00f);
+
+ // 1. Show a simple window.
+ // Tip: if we don't call ImGui::Begin()/ImGui::End() the widgets automatically appears in a window called "Debug".
+ {
+ static float f = 0.0f;
+ static int counter = 0;
+ ImGui::Text("Hello, world!"); // Display some text (you can use a format string too)
+ ImGui::SliderFloat("float", &f, 0.0f, 1.0f); // Edit 1 float using a slider from 0.0f to 1.0f
+ ImGui::ColorEdit3("clear color", (float*)&clear_color); // Edit 3 floats representing a color
+
+ ImGui::Checkbox("Demo Window", &show_demo_window); // Edit bools storing our windows open/close state
+ ImGui::Checkbox("Another Window", &show_another_window);
+
+ if (ImGui::Button("Button")) // Buttons return true when clicked (NB: most widgets return true when edited/activated)
+ counter++;
+ ImGui::SameLine();
+ ImGui::Text("counter = %d", counter);
+
+ ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate);
+ }
+
+ // 2. Show another simple window. In most cases you will use an explicit Begin/End pair to name your windows.
+ if (show_another_window)
+ {
+ ImGui::Begin("Another Window", &show_another_window);
+ ImGui::Text("Hello from another window!");
+ if (ImGui::Button("Close Me"))
+ show_another_window = false;
+ ImGui::End();
+ }
+
+ // 3. Show the ImGui demo window. Most of the sample code is in ImGui::ShowDemoWindow(). Read its code to learn more about Dear ImGui!
+ if (show_demo_window)
+ {
+ ImGui::SetNextWindowPos(ImVec2(650, 20), ImGuiCond_FirstUseEver); // Normally user code doesn't need/want to call this because positions are saved in .ini file anyway. Here we just want to make the demo initial state a bit more friendly!
+ ImGui::ShowDemoWindow(&show_demo_window);
+ }
+
+ // Rendering
+ ImGui::Render();
+ [[self openGLContext] makeCurrentContext];
+
+ ImGuiIO& io = ImGui::GetIO();
+ GLsizei width = (GLsizei)(io.DisplaySize.x * io.DisplayFramebufferScale.x);
+ GLsizei height = (GLsizei)(io.DisplaySize.y * io.DisplayFramebufferScale.y);
+ glViewport(0, 0, width, height);
+
+ glClearColor(clear_color.x, clear_color.y, clear_color.z, clear_color.w);
+ glClear(GL_COLOR_BUFFER_BIT);
+ ImGui_ImplOpenGL2_RenderDrawData(ImGui::GetDrawData());
+
+ // Present
+ [[self openGLContext] flushBuffer];
+
+ if (!animationTimer)
+ animationTimer = [NSTimer scheduledTimerWithTimeInterval:0.017 target:self selector:@selector(animationTimerFired:) userInfo:nil repeats:YES];
+}
+
+-(void)reshape
+{
+ [[self openGLContext] update];
+ [self updateAndDrawDemoView];
+}
+
+-(void)drawRect:(NSRect)bounds
+{
+ [self updateAndDrawDemoView];
+}
+
+-(BOOL)acceptsFirstResponder
+{
+ return (YES);
+}
+
+-(BOOL)becomeFirstResponder
+{
+ return (YES);
+}
+
+-(BOOL)resignFirstResponder
+{
+ return (YES);
+}
+
+// Flip coordinate system upside down on Y
+-(BOOL)isFlipped
+{
+ return (YES);
+}
+
+-(void)dealloc
+{
+ animationTimer = nil;
+}
+
+// Forward Mouse/Keyboard events to dear imgui OSX back-end. It returns true when imgui is expecting to use the event.
+-(void)keyUp:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self); }
+-(void)keyDown:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self); }
+-(void)flagsChanged:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self); }
+-(void)mouseDown:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self); }
+-(void)mouseUp:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self); }
+-(void)scrollWheel:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self); }
+
+@end
+
+//-----------------------------------------------------------------------------------
+// ImGuiExampleAppDelegate
+//-----------------------------------------------------------------------------------
+
+@interface ImGuiExampleAppDelegate : NSObject <NSApplicationDelegate>
+@property (nonatomic, readonly) NSWindow* window;
+@end
+
+@implementation ImGuiExampleAppDelegate
+@synthesize window = _window;
+
+-(BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)theApplication
+{
+ return YES;
+}
+
+-(NSWindow*)window
+{
+ if (_window != nil)
+ return (_window);
+
+ NSRect viewRect = NSMakeRect(100.0, 100.0, 100.0 + 1280.0, 100 + 720.0);
+
+ _window = [[NSWindow alloc] initWithContentRect:viewRect styleMask:NSWindowStyleMaskTitled|NSWindowStyleMaskMiniaturizable|NSWindowStyleMaskResizable|NSWindowStyleMaskClosable backing:NSBackingStoreBuffered defer:YES];
+ [_window setTitle:@"ImGui OSX+OpenGL2 Example"];
+ [_window setOpaque:YES];
+ [_window makeKeyAndOrderFront:NSApp];
+
+ return (_window);
+}
+
+-(void)setupMenu
+{
+ NSMenu* mainMenuBar = [[NSMenu alloc] init];
+ NSMenu* appMenu;
+ NSMenuItem* menuItem;
+
+ appMenu = [[NSMenu alloc] initWithTitle:@"ImGui OSX+OpenGL2 Example"];
+ menuItem = [appMenu addItemWithTitle:@"Quit ImGui OSX+OpenGL2 Example" action:@selector(terminate:) keyEquivalent:@"q"];
+ [menuItem setKeyEquivalentModifierMask:NSEventModifierFlagCommand];
+
+ menuItem = [[NSMenuItem alloc] init];
+ [menuItem setSubmenu:appMenu];
+
+ [mainMenuBar addItem:menuItem];
+
+ appMenu = nil;
+ [NSApp setMainMenu:mainMenuBar];
+}
+
+-(void)dealloc
+{
+ _window = nil;
+}
+
+-(void)applicationDidFinishLaunching:(NSNotification *)aNotification
+{
+ // Make the application a foreground application (else it won't receive keyboard events)
+ ProcessSerialNumber psn = {0, kCurrentProcess};
+ TransformProcessType(&psn, kProcessTransformToForegroundApplication);
+
+ // Menu
+ [self setupMenu];
+
+ NSOpenGLPixelFormatAttribute attrs[] =
+ {
+ NSOpenGLPFADoubleBuffer,
+ NSOpenGLPFADepthSize, 32,
+ 0
+ };
+
+ NSOpenGLPixelFormat* format = [[NSOpenGLPixelFormat alloc] initWithAttributes:attrs];
+ ImGuiExampleView* view = [[ImGuiExampleView alloc] initWithFrame:self.window.frame pixelFormat:format];
+ format = nil;
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1070
+ if (floor(NSAppKitVersionNumber) > NSAppKitVersionNumber10_6)
+ [view setWantsBestResolutionOpenGLSurface:YES];
+#endif // MAC_OS_X_VERSION_MAX_ALLOWED >= 1070
+ [self.window setContentView:view];
+
+ if ([view openGLContext] == nil)
+ NSLog(@"No OpenGL Context!");
+
+ // Setup Dear ImGui binding
+ IMGUI_CHECKVERSION();
+ ImGui::CreateContext();
+ ImGuiIO& io = ImGui::GetIO(); (void)io;
+ //io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard; // Enable Keyboard Controls
+
+ ImGui_ImplOSX_Init();
+ ImGui_ImplOpenGL2_Init();
+
+ // Setup style
+ ImGui::StyleColorsDark();
+ //ImGui::StyleColorsClassic();
+
+ // Load Fonts
+ // - If no fonts are loaded, dear imgui will use the default font. You can also load multiple fonts and use ImGui::PushFont()/PopFont() to select them.
+ // - AddFontFromFileTTF() will return the ImFont* so you can store it if you need to select the font among multiple.
+ // - If the file cannot be loaded, the function will return NULL. Please handle those errors in your application (e.g. use an assertion, or display an error and quit).
+ // - The fonts will be rasterized at a given size (w/ oversampling) and stored into a texture when calling ImFontAtlas::Build()/GetTexDataAsXXXX(), which ImGui_ImplXXXX_NewFrame below will call.
+ // - Read 'misc/fonts/README.txt' for more instructions and details.
+ // - Remember that in C/C++ if you want to include a backslash \ in a string literal you need to write a double backslash \\ !
+ //io.Fonts->AddFontDefault();
+ //io.Fonts->AddFontFromFileTTF("../../misc/fonts/Roboto-Medium.ttf", 16.0f);
+ //io.Fonts->AddFontFromFileTTF("../../misc/fonts/Cousine-Regular.ttf", 15.0f);
+ //io.Fonts->AddFontFromFileTTF("../../misc/fonts/DroidSans.ttf", 16.0f);
+ //io.Fonts->AddFontFromFileTTF("../../misc/fonts/ProggyTiny.ttf", 10.0f);
+ //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, NULL, io.Fonts->GetGlyphRangesJapanese());
+ //IM_ASSERT(font != NULL);
+}
+
+@end
+
+int main(int argc, const char* argv[])
+{
+ @autoreleasepool
+ {
+ NSApp = [NSApplication sharedApplication];
+ ImGuiExampleAppDelegate* delegate = [[ImGuiExampleAppDelegate alloc] init];
+ [[NSApplication sharedApplication] setDelegate:delegate];
+ [NSApp run];
+ }
+ return NSApplicationMain(argc, argv);
+}
diff --git a/examples/imgui_impl_metal.h b/examples/imgui_impl_metal.h
new file mode 100644
index 0000000..c4f958b
--- /dev/null
+++ b/examples/imgui_impl_metal.h
@@ -0,0 +1,25 @@
+// ImGui Renderer for: Metal
+// This needs to be used along with a Platform Binding (e.g. OSX)
+
+// Implemented features:
+// [X] Renderer: User texture binding. Use 'MTLTexture' as ImTextureID. Read the FAQ about ImTextureID in imgui.cpp.
+
+// You can copy and use unmodified imgui_impl_* files in your project. See main.cpp for an example of using this.
+// If you are new to dear imgui, read examples/README.txt and read the documentation at the top of imgui.cpp.
+// https://github.com/ocornut/imgui
+
+@class MTLRenderPassDescriptor;
+@protocol MTLDevice, MTLCommandBuffer, MTLRenderCommandEncoder;
+
+IMGUI_IMPL_API bool ImGui_ImplMetal_Init(id<MTLDevice> device);
+IMGUI_IMPL_API void ImGui_ImplMetal_Shutdown();
+IMGUI_IMPL_API void ImGui_ImplMetal_NewFrame(MTLRenderPassDescriptor *renderPassDescriptor);
+IMGUI_IMPL_API void ImGui_ImplMetal_RenderDrawData(ImDrawData* draw_data,
+ id<MTLCommandBuffer> commandBuffer,
+ id<MTLRenderCommandEncoder> commandEncoder);
+
+// Called by Init/NewFrame/Shutdown
+IMGUI_IMPL_API bool ImGui_ImplMetal_CreateFontsTexture(id<MTLDevice> device);
+IMGUI_IMPL_API void ImGui_ImplMetal_DestroyFontsTexture();
+IMGUI_IMPL_API bool ImGui_ImplMetal_CreateDeviceObjects(id<MTLDevice> device);
+IMGUI_IMPL_API void ImGui_ImplMetal_DestroyDeviceObjects();
diff --git a/examples/imgui_impl_metal.mm b/examples/imgui_impl_metal.mm
new file mode 100644
index 0000000..8ee0643
--- /dev/null
+++ b/examples/imgui_impl_metal.mm
@@ -0,0 +1,490 @@
+// ImGui Renderer for: Metal
+// This needs to be used along with a Platform Binding (e.g. OSX)
+
+// Implemented features:
+// [X] Renderer: User texture binding. Use 'MTLTexture' as ImTextureID. Read the FAQ about ImTextureID in imgui.cpp.
+
+// You can copy and use unmodified imgui_impl_* files in your project. See main.cpp for an example of using this.
+// If you are new to dear imgui, read examples/README.txt and read the documentation at the top of imgui.cpp.
+// https://github.com/ocornut/imgui
+
+// CHANGELOG
+// (minor and older changes stripped away, please see git history for details)
+// 2018-07-05: Metal: Added new Metal backend implementation.
+
+#include "imgui.h"
+#include "imgui_impl_metal.h"
+
+#import <Metal/Metal.h>
+#import <QuartzCore/CAMetalLayer.h>
+#import <simd/simd.h>
+
+#pragma mark - Support classes
+
+// A wrapper around a MTLBuffer object that knows the last time it was reused
+@interface MetalBuffer : NSObject
+@property (nonatomic, strong) id<MTLBuffer> buffer;
+@property (nonatomic, assign) NSTimeInterval lastReuseTime;
+- (instancetype)initWithBuffer:(id<MTLBuffer>)buffer;
+@end
+
+// An object that encapsulates the data necessary to uniquely identify a
+// render pipeline state. These are used as cache keys.
+@interface FramebufferDescriptor : NSObject<NSCopying>
+@property (nonatomic, assign) unsigned long sampleCount;
+@property (nonatomic, assign) MTLPixelFormat colorPixelFormat;
+@property (nonatomic, assign) MTLPixelFormat depthPixelFormat;
+@property (nonatomic, assign) MTLPixelFormat stencilPixelFormat;
+- (instancetype)initWithRenderPassDescriptor:(MTLRenderPassDescriptor *)renderPassDescriptor;
+@end
+
+// A singleton that stores long-lived objects that are needed by the Metal
+// renderer backend. Stores the render pipeline state cache and the default
+// font texture, and manages the reusable buffer cache.
+@interface MetalContext : NSObject
+@property (nonatomic, strong) id<MTLDepthStencilState> depthStencilState;
+@property (nonatomic, strong) FramebufferDescriptor *framebufferDescriptor; // framebuffer descriptor for current frame; transient
+@property (nonatomic, strong) NSMutableDictionary *renderPipelineStateCache; // pipeline cache; keyed on framebuffer descriptors
+@property (nonatomic, strong, nullable) id<MTLTexture> fontTexture;
+@property (nonatomic, strong) NSMutableArray<MetalBuffer *> *bufferCache;
+@property (nonatomic, assign) NSTimeInterval lastBufferCachePurge;
+- (void)makeDeviceObjectsWithDevice:(id<MTLDevice>)device;
+- (void)makeFontTextureWithDevice:(id<MTLDevice>)device;
+- (MetalBuffer *)dequeueReusableBufferOfLength:(NSUInteger)length device:(id<MTLDevice>)device;
+- (void)enqueueReusableBuffer:(MetalBuffer *)buffer;
+- (id<MTLRenderPipelineState>)renderPipelineStateForFrameAndDevice:(id<MTLDevice>)device;
+- (void)emptyRenderPipelineStateCache;
+- (void)renderDrawData:(ImDrawData *)drawData
+ commandBuffer:(id<MTLCommandBuffer>)commandBuffer
+ commandEncoder:(id<MTLRenderCommandEncoder>)commandEncoder;
+@end
+
+static MetalContext *g_sharedMetalContext = nil;
+
+#pragma mark - ImGui API implementation
+
+bool ImGui_ImplMetal_Init(id<MTLDevice> device)
+{
+ static dispatch_once_t onceToken;
+ dispatch_once(&onceToken, ^{
+ g_sharedMetalContext = [[MetalContext alloc] init];
+ });
+
+ ImGui_ImplMetal_CreateDeviceObjects(device);
+
+ return true;
+}
+
+void ImGui_ImplMetal_Shutdown()
+{
+ ImGui_ImplMetal_DestroyDeviceObjects();
+}
+
+void ImGui_ImplMetal_NewFrame(MTLRenderPassDescriptor *renderPassDescriptor)
+{
+ IM_ASSERT(g_sharedMetalContext != nil && "No Metal context. Did you call ImGui_ImplMetal_Init?");
+
+ g_sharedMetalContext.framebufferDescriptor = [[FramebufferDescriptor alloc] initWithRenderPassDescriptor:renderPassDescriptor];
+}
+
+// Metal Render function.
+void ImGui_ImplMetal_RenderDrawData(ImDrawData* draw_data, id<MTLCommandBuffer> commandBuffer, id<MTLRenderCommandEncoder> commandEncoder)
+{
+ [g_sharedMetalContext renderDrawData:draw_data commandBuffer:commandBuffer commandEncoder:commandEncoder];
+}
+
+bool ImGui_ImplMetal_CreateFontsTexture(id<MTLDevice> device)
+{
+ [g_sharedMetalContext makeFontTextureWithDevice:device];
+
+ ImGuiIO& io = ImGui::GetIO();
+ io.Fonts->TexID = (__bridge void *)g_sharedMetalContext.fontTexture;
+
+ return (g_sharedMetalContext.fontTexture != nil);
+}
+
+void ImGui_ImplMetal_DestroyFontsTexture()
+{
+ ImGuiIO& io = ImGui::GetIO();
+ g_sharedMetalContext.fontTexture = nil;
+ io.Fonts->TexID = nullptr;
+}
+
+bool ImGui_ImplMetal_CreateDeviceObjects(id<MTLDevice> device)
+{
+ [g_sharedMetalContext makeDeviceObjectsWithDevice:device];
+
+ ImGui_ImplMetal_CreateFontsTexture(device);
+
+ return true;
+}
+
+void ImGui_ImplMetal_DestroyDeviceObjects()
+{
+ ImGui_ImplMetal_DestroyFontsTexture();
+ [g_sharedMetalContext emptyRenderPipelineStateCache];
+}
+
+#pragma mark - MetalBuffer implementation
+
+@implementation MetalBuffer
+- (instancetype)initWithBuffer:(id<MTLBuffer>)buffer {
+ if ((self = [super init])) {
+ _buffer = buffer;
+ _lastReuseTime = [NSDate date].timeIntervalSince1970;
+ }
+ return self;
+}
+@end
+
+#pragma mark - FramebufferDescriptor implementation
+
+@implementation FramebufferDescriptor
+- (instancetype)initWithRenderPassDescriptor:(MTLRenderPassDescriptor *)renderPassDescriptor {
+ if ((self = [super init])) {
+ _sampleCount = renderPassDescriptor.colorAttachments[0].texture.sampleCount;
+ _colorPixelFormat = renderPassDescriptor.colorAttachments[0].texture.pixelFormat;
+ _depthPixelFormat = renderPassDescriptor.depthAttachment.texture.pixelFormat;
+ _stencilPixelFormat = renderPassDescriptor.stencilAttachment.texture.pixelFormat;
+ }
+ return self;
+}
+
+- (nonnull id)copyWithZone:(nullable NSZone *)zone {
+ FramebufferDescriptor *copy = [[FramebufferDescriptor allocWithZone:zone] init];
+ copy.sampleCount = self.sampleCount;
+ copy.colorPixelFormat = self.colorPixelFormat;
+ copy.depthPixelFormat = self.depthPixelFormat;
+ copy.stencilPixelFormat = self.stencilPixelFormat;
+ return copy;
+}
+
+- (NSUInteger)hash {
+ NSUInteger sc = _sampleCount & 0x3;
+ NSUInteger cf = _colorPixelFormat & 0x3FF;
+ NSUInteger df = _depthPixelFormat & 0x3FF;
+ NSUInteger sf = _stencilPixelFormat & 0x3FF;
+ NSUInteger hash = (sf << 22) | (df << 12) | (cf << 2) | sc;
+ return hash;
+}
+
+- (BOOL)isEqual:(id)object {
+ FramebufferDescriptor *other = object;
+ if (![other isKindOfClass:[FramebufferDescriptor class]]) {
+ return NO;
+ }
+ return other.sampleCount == self.sampleCount &&
+ other.colorPixelFormat == self.colorPixelFormat &&
+ other.depthPixelFormat == self.depthPixelFormat &&
+ other.stencilPixelFormat == self.stencilPixelFormat;
+}
+
+@end
+
+#pragma mark - MetalContext implementation
+
+@implementation MetalContext
+- (instancetype)init {
+ if ((self = [super init])) {
+ _renderPipelineStateCache = [NSMutableDictionary dictionary];
+ _bufferCache = [NSMutableArray array];
+ _lastBufferCachePurge = [NSDate date].timeIntervalSince1970;
+ }
+ return self;
+}
+
+- (void)makeDeviceObjectsWithDevice:(id<MTLDevice>)device {
+ MTLDepthStencilDescriptor *depthStencilDescriptor = [[MTLDepthStencilDescriptor alloc] init];
+ depthStencilDescriptor.depthWriteEnabled = NO;
+ depthStencilDescriptor.depthCompareFunction = MTLCompareFunctionAlways;
+ self.depthStencilState = [device newDepthStencilStateWithDescriptor:depthStencilDescriptor];
+}
+
+- (void)makeFontTextureWithDevice:(id<MTLDevice>)device {
+ ImGuiIO &io = ImGui::GetIO();
+ unsigned char* pixels;
+ int width, height;
+ io.Fonts->GetTexDataAsRGBA32(&pixels, &width, &height);
+ MTLTextureDescriptor *textureDescriptor = [MTLTextureDescriptor texture2DDescriptorWithPixelFormat:MTLPixelFormatRGBA8Unorm
+ width:width
+ height:height
+ mipmapped:NO];
+ textureDescriptor.usage = MTLTextureUsageShaderRead;
+#if TARGET_OS_OSX
+ textureDescriptor.storageMode = MTLStorageModeManaged;
+#else
+ textureDescriptor.storageMode = MTLStorageModeShared;
+#endif
+ id <MTLTexture> texture = [device newTextureWithDescriptor:textureDescriptor];
+ [texture replaceRegion:MTLRegionMake2D(0, 0, width, height) mipmapLevel:0 withBytes:pixels bytesPerRow:width * 4];
+ self.fontTexture = texture;
+}
+
+- (MetalBuffer *)dequeueReusableBufferOfLength:(NSUInteger)length device:(id<MTLDevice>)device {
+ NSTimeInterval now = [NSDate date].timeIntervalSince1970;
+
+ // Purge old buffers that haven't been useful for a while
+ if (now - self.lastBufferCachePurge > 1.0) {
+ NSMutableArray *survivors = [NSMutableArray array];
+ for (MetalBuffer *candidate in self.bufferCache) {
+ if (candidate.lastReuseTime > self.lastBufferCachePurge) {
+ [survivors addObject:candidate];
+ }
+ }
+ self.bufferCache = [survivors mutableCopy];
+ self.lastBufferCachePurge = now;
+ }
+
+ // See if we have a buffer we can reuse
+ MetalBuffer *bestCandidate = nil;
+ for (MetalBuffer *candidate in self.bufferCache) {
+ if (candidate.buffer.length >= length && (bestCandidate == nil || bestCandidate.lastReuseTime > candidate.lastReuseTime)) {
+ bestCandidate = candidate;
+ }
+ }
+
+ if (bestCandidate != nil) {
+ [self.bufferCache removeObject:bestCandidate];
+ bestCandidate.lastReuseTime = now;
+ return bestCandidate;
+ }
+
+ // No luck; make a new buffer
+ id<MTLBuffer> backing = [device newBufferWithLength:length options:MTLResourceStorageModeShared];
+ return [[MetalBuffer alloc] initWithBuffer:backing];
+}
+
+- (void)enqueueReusableBuffer:(MetalBuffer *)buffer {
+ [self.bufferCache addObject:buffer];
+}
+
+- (_Nullable id<MTLRenderPipelineState>)renderPipelineStateForFrameAndDevice:(id<MTLDevice>)device {
+ // Try to retrieve a render pipeline state that is compatible with the framebuffer config for this frame
+ // Thie hit rate for this cache should be very near 100%.
+ id<MTLRenderPipelineState> renderPipelineState = self.renderPipelineStateCache[self.framebufferDescriptor];
+
+ if (renderPipelineState == nil) {
+ // No luck; make a new render pipeline state
+ renderPipelineState = [self _renderPipelineStateForFramebufferDescriptor:self.framebufferDescriptor device:device];
+ // Cache render pipeline state for later reuse
+ self.renderPipelineStateCache[self.framebufferDescriptor] = renderPipelineState;
+ }
+
+ return renderPipelineState;
+}
+
+- (id<MTLRenderPipelineState>)_renderPipelineStateForFramebufferDescriptor:(FramebufferDescriptor *)descriptor device:(id<MTLDevice>)device
+{
+ NSError *error = nil;
+
+ NSString *shaderSource = @""
+ "#include <metal_stdlib>\n"
+ "using namespace metal;\n"
+ "\n"
+ "struct Uniforms {\n"
+ " float4x4 projectionMatrix;\n"
+ "};\n"
+ "\n"
+ "struct VertexIn {\n"
+ " float2 position [[attribute(0)]];\n"
+ " float2 texCoords [[attribute(1)]];\n"
+ " uchar4 color [[attribute(2)]];\n"
+ "};\n"
+ "\n"
+ "struct VertexOut {\n"
+ " float4 position [[position]];\n"
+ " float2 texCoords;\n"
+ " float4 color;\n"
+ "};\n"
+ "\n"
+ "vertex VertexOut vertex_main(VertexIn in [[stage_in]],\n"
+ " constant Uniforms &uniforms [[buffer(1)]]) {\n"
+ " VertexOut out;\n"
+ " out.position = uniforms.projectionMatrix * float4(in.position, 0, 1);\n"
+ " out.texCoords = in.texCoords;\n"
+ " out.color = float4(in.color) / float4(255.0);\n"
+ " return out;\n"
+ "}\n"
+ "\n"
+ "fragment half4 fragment_main(VertexOut in [[stage_in]],\n"
+ " texture2d<half, access::sample> texture [[texture(0)]]) {\n"
+ " constexpr sampler linearSampler(coord::normalized, min_filter::linear, mag_filter::linear, mip_filter::linear);\n"
+ " half4 texColor = texture.sample(linearSampler, in.texCoords);\n"
+ " return half4(in.color) * texColor;\n"
+ "}\n";
+
+ id<MTLLibrary> library = [device newLibraryWithSource:shaderSource options:nil error:&error];
+ if (library == nil) {
+ NSLog(@"Error: failed to create Metal library: %@", error);
+ return nil;
+ }
+
+ id<MTLFunction> vertexFunction = [library newFunctionWithName:@"vertex_main"];
+ id<MTLFunction> fragmentFunction = [library newFunctionWithName:@"fragment_main"];
+
+ if (vertexFunction == nil || fragmentFunction == nil) {
+ NSLog(@"Error: failed to find Metal shader functions in library: %@", error);
+ return nil;
+ }
+
+ MTLVertexDescriptor *vertexDescriptor = [MTLVertexDescriptor vertexDescriptor];
+ vertexDescriptor.attributes[0].offset = IM_OFFSETOF(ImDrawVert, pos);
+ vertexDescriptor.attributes[0].format = MTLVertexFormatFloat2; // position
+ vertexDescriptor.attributes[0].bufferIndex = 0;
+ vertexDescriptor.attributes[1].offset = IM_OFFSETOF(ImDrawVert, uv);
+ vertexDescriptor.attributes[1].format = MTLVertexFormatFloat2; // texCoords
+ vertexDescriptor.attributes[1].bufferIndex = 0;
+ vertexDescriptor.attributes[2].offset = IM_OFFSETOF(ImDrawVert, col);
+ vertexDescriptor.attributes[2].format = MTLVertexFormatUChar4; // color
+ vertexDescriptor.attributes[2].bufferIndex = 0;
+ vertexDescriptor.layouts[0].stepRate = 1;
+ vertexDescriptor.layouts[0].stepFunction = MTLVertexStepFunctionPerVertex;
+ vertexDescriptor.layouts[0].stride = sizeof(ImDrawVert);
+
+ MTLRenderPipelineDescriptor *pipelineDescriptor = [[MTLRenderPipelineDescriptor alloc] init];
+ pipelineDescriptor.vertexFunction = vertexFunction;
+ pipelineDescriptor.fragmentFunction = fragmentFunction;
+ pipelineDescriptor.vertexDescriptor = vertexDescriptor;
+ pipelineDescriptor.sampleCount = self.framebufferDescriptor.sampleCount;
+ pipelineDescriptor.colorAttachments[0].pixelFormat = self.framebufferDescriptor.colorPixelFormat;
+ pipelineDescriptor.colorAttachments[0].blendingEnabled = YES;
+ pipelineDescriptor.colorAttachments[0].rgbBlendOperation = MTLBlendOperationAdd;
+ pipelineDescriptor.colorAttachments[0].alphaBlendOperation = MTLBlendOperationAdd;
+ pipelineDescriptor.colorAttachments[0].sourceRGBBlendFactor = MTLBlendFactorSourceAlpha;
+ pipelineDescriptor.colorAttachments[0].sourceAlphaBlendFactor = MTLBlendFactorSourceAlpha;
+ pipelineDescriptor.colorAttachments[0].destinationRGBBlendFactor = MTLBlendFactorOneMinusSourceAlpha;
+ pipelineDescriptor.colorAttachments[0].destinationAlphaBlendFactor = MTLBlendFactorOneMinusSourceAlpha;
+ pipelineDescriptor.depthAttachmentPixelFormat = self.framebufferDescriptor.depthPixelFormat;
+ pipelineDescriptor.stencilAttachmentPixelFormat = self.framebufferDescriptor.stencilPixelFormat;
+
+ id<MTLRenderPipelineState> renderPipelineState = [device newRenderPipelineStateWithDescriptor:pipelineDescriptor error:&error];
+ if (error != nil) {
+ NSLog(@"Error: failed to create Metal pipeline state: %@", error);
+ }
+
+ return renderPipelineState;
+}
+
+- (void)emptyRenderPipelineStateCache {
+ [self.renderPipelineStateCache removeAllObjects];
+}
+
+- (void)renderDrawData:(ImDrawData *)drawData
+ commandBuffer:(id<MTLCommandBuffer>)commandBuffer
+ commandEncoder:(id<MTLRenderCommandEncoder>)commandEncoder
+{
+ // Avoid rendering when minimized, scale coordinates for retina displays (screen coordinates != framebuffer coordinates)
+ ImGuiIO &io = ImGui::GetIO();
+ int fb_width = (int)(drawData->DisplaySize.x * io.DisplayFramebufferScale.x);
+ int fb_height = (int)(drawData->DisplaySize.y * io.DisplayFramebufferScale.y);
+ if (fb_width <= 0 || fb_height <= 0 || drawData->CmdListsCount == 0)
+ return;
+ drawData->ScaleClipRects(io.DisplayFramebufferScale);
+
+ [commandEncoder setCullMode:MTLCullModeNone];
+ [commandEncoder setDepthStencilState:g_sharedMetalContext.depthStencilState];
+
+ // Setup viewport, orthographic projection matrix
+ // Our visible imgui space lies from draw_data->DisplayPps (top left) to
+ // draw_data->DisplayPos+data_data->DisplaySize (bottom right). DisplayMin is typically (0,0) for single viewport apps.
+ MTLViewport viewport = { .originX = 0.0,
+ .originY = 0.0,
+ .width = double(fb_width),
+ .height = double(fb_height),
+ .znear = 0.0,
+ .zfar = 1.0 };
+ [commandEncoder setViewport:viewport];
+ float L = drawData->DisplayPos.x;
+ float R = drawData->DisplayPos.x + drawData->DisplaySize.x;
+ float T = drawData->DisplayPos.y;
+ float B = drawData->DisplayPos.y + drawData->DisplaySize.y;
+ float N = viewport.znear;
+ float F = viewport.zfar;
+ const float ortho_projection[4][4] =
+ {
+ { 2.0f/(R-L), 0.0f, 0.0f, 0.0f },
+ { 0.0f, 2.0f/(T-B), 0.0f, 0.0f },
+ { 0.0f, 0.0f, 1/(F-N), 0.0f },
+ { (R+L)/(L-R), (T+B)/(B-T), N/(F-N), 1.0f },
+ };
+
+ [commandEncoder setVertexBytes:&ortho_projection length:sizeof(ortho_projection) atIndex:1];
+
+ size_t vertexBufferLength = 0;
+ size_t indexBufferLength = 0;
+ for (int n = 0; n < drawData->CmdListsCount; n++) {
+ const ImDrawList* cmd_list = drawData->CmdLists[n];
+ vertexBufferLength += cmd_list->VtxBuffer.Size * sizeof(ImDrawVert);
+ indexBufferLength += cmd_list->IdxBuffer.Size * sizeof(ImDrawIdx);
+ }
+
+ MetalBuffer *vertexBuffer = [self dequeueReusableBufferOfLength:vertexBufferLength device:commandBuffer.device];
+ MetalBuffer *indexBuffer = [self dequeueReusableBufferOfLength:indexBufferLength device:commandBuffer.device];
+
+ id<MTLRenderPipelineState> renderPipelineState = [self renderPipelineStateForFrameAndDevice:commandBuffer.device];
+ [commandEncoder setRenderPipelineState:renderPipelineState];
+
+ [commandEncoder setVertexBuffer:vertexBuffer.buffer offset:0 atIndex:0];
+
+ size_t vertexBufferOffset = 0;
+ size_t indexBufferOffset = 0;
+ ImVec2 pos = drawData->DisplayPos;
+ for (int n = 0; n < drawData->CmdListsCount; n++)
+ {
+ const ImDrawList* cmd_list = drawData->CmdLists[n];
+ ImDrawIdx idx_buffer_offset = 0;
+
+ memcpy((char *)vertexBuffer.buffer.contents + vertexBufferOffset, cmd_list->VtxBuffer.Data, cmd_list->VtxBuffer.Size * sizeof(ImDrawVert));
+ memcpy((char *)indexBuffer.buffer.contents + indexBufferOffset, cmd_list->IdxBuffer.Data, cmd_list->IdxBuffer.Size * sizeof(ImDrawIdx));
+
+ [commandEncoder setVertexBufferOffset:vertexBufferOffset atIndex:0];
+
+ for (int cmd_i = 0; cmd_i < cmd_list->CmdBuffer.Size; cmd_i++)
+ {
+ const ImDrawCmd* pcmd = &cmd_list->CmdBuffer[cmd_i];
+ if (pcmd->UserCallback)
+ {
+ // User callback (registered via ImDrawList::AddCallback)
+ pcmd->UserCallback(cmd_list, pcmd);
+ }
+ else
+ {
+ ImVec4 clip_rect = ImVec4(pcmd->ClipRect.x - pos.x, pcmd->ClipRect.y - pos.y, pcmd->ClipRect.z - pos.x, pcmd->ClipRect.w - pos.y);
+ if (clip_rect.x < fb_width && clip_rect.y < fb_height && clip_rect.z >= 0.0f && clip_rect.w >= 0.0f)
+ {
+ // Apply scissor/clipping rectangle
+ MTLScissorRect scissorRect = { .x = NSUInteger(clip_rect.x),
+ .y = NSUInteger(clip_rect.y),
+ .width = NSUInteger(clip_rect.z - clip_rect.x),
+ .height = NSUInteger(clip_rect.w - clip_rect.y) };
+ [commandEncoder setScissorRect:scissorRect];
+
+
+ // Bind texture, Draw
+ if (pcmd->TextureId != NULL) {
+ [commandEncoder setFragmentTexture:(__bridge id<MTLTexture>)(pcmd->TextureId) atIndex:0];
+ }
+ [commandEncoder drawIndexedPrimitives:MTLPrimitiveTypeTriangle
+ indexCount:pcmd->ElemCount
+ indexType:sizeof(ImDrawIdx) == 2 ? MTLIndexTypeUInt16 : MTLIndexTypeUInt32
+ indexBuffer:indexBuffer.buffer
+ indexBufferOffset:indexBufferOffset + idx_buffer_offset];
+ }
+ }
+ idx_buffer_offset += pcmd->ElemCount * sizeof(ImDrawIdx);
+ }
+
+ vertexBufferOffset += cmd_list->VtxBuffer.Size * sizeof(ImDrawVert);
+ indexBufferOffset += cmd_list->IdxBuffer.Size * sizeof(ImDrawIdx);
+ }
+
+ __weak id weakSelf = self;
+ [commandBuffer addCompletedHandler:^(id<MTLCommandBuffer>) {
+ dispatch_async(dispatch_get_main_queue(), ^{
+ [weakSelf enqueueReusableBuffer:vertexBuffer];
+ [weakSelf enqueueReusableBuffer:indexBuffer];
+ });
+ }];
+}
+
+@end
diff --git a/examples/imgui_impl_osx.h b/examples/imgui_impl_osx.h
new file mode 100644
index 0000000..1ae2cc0
--- /dev/null
+++ b/examples/imgui_impl_osx.h
@@ -0,0 +1,15 @@
+// ImGui Platform Binding for: OSX / Cocoa
+// This needs to be used along with a Renderer (e.g. OpenGL2, OpenGL3, Vulkan, Metal..)
+// [BETA] Beta bindings, not well tested. If you want a portable application, prefer using the Glfw or SDL platform bindings on Mac.
+
+// Issues:
+// [ ] Platform: Keys are all generally very broken. Best using [event keycode] and not [event characters]..
+// [ ] Platform: Mouse cursor shapes and visibility are not supported (see end of https://github.com/glfw/glfw/issues/427)
+
+@class NSEvent;
+@class NSView;
+
+IMGUI_API bool ImGui_ImplOSX_Init();
+IMGUI_API void ImGui_ImplOSX_Shutdown();
+IMGUI_API void ImGui_ImplOSX_NewFrame(NSView *_Nonnull view);
+IMGUI_API bool ImGui_ImplOSX_HandleEvent(NSEvent *_Nonnull event, NSView *_Nullable view);
diff --git a/examples/imgui_impl_osx.mm b/examples/imgui_impl_osx.mm
new file mode 100644
index 0000000..cd24214
--- /dev/null
+++ b/examples/imgui_impl_osx.mm
@@ -0,0 +1,238 @@
+// ImGui Platform Binding for: OSX / Cocoa
+// This needs to be used along with a Renderer (e.g. OpenGL2, OpenGL3, Vulkan, Metal..)
+// [BETA] Beta bindings, not well tested. If you want a portable application, prefer using the Glfw or SDL platform bindings on Mac.
+
+// Issues:
+// [ ] Platform: Keys are all generally very broken. Best using [event keycode] and not [event characters]..
+// [ ] Platform: Mouse cursor shapes and visibility are not supported (see end of https://github.com/glfw/glfw/issues/427)
+
+#include "imgui.h"
+#include "imgui_impl_osx.h"
+#import <Cocoa/Cocoa.h>
+
+// CHANGELOG
+// (minor and older changes stripped away, please see git history for details)
+// 2018-07-07: Initial version.
+
+// Data
+static clock_t g_Time = 0;
+
+// Functions
+bool ImGui_ImplOSX_Init()
+{
+ ImGuiIO& io = ImGui::GetIO();
+
+ // Setup back-end capabilities flags
+ //io.BackendFlags |= ImGuiBackendFlags_HasMouseCursors; // We can honor GetMouseCursor() values (optional)
+ //io.BackendFlags |= ImGuiBackendFlags_HasSetMousePos; // We can honor io.WantSetMousePos requests (optional, rarely used)
+ //io.BackendFlags |= ImGuiBackendFlags_PlatformHasViewports; // We can create multi-viewports on the Platform side (optional)
+ //io.BackendFlags |= ImGuiBackendFlags_HasMouseHoveredViewport; // We can set io.MouseHoveredViewport correctly (optional, not easy)
+
+ // Keyboard mapping. ImGui will use those indices to peek into the io.KeyDown[] array.
+ const int offset_for_function_keys = 256 - 0xF700;
+ io.KeyMap[ImGuiKey_Tab] = '\t';
+ io.KeyMap[ImGuiKey_LeftArrow] = NSLeftArrowFunctionKey + offset_for_function_keys;
+ io.KeyMap[ImGuiKey_RightArrow] = NSRightArrowFunctionKey + offset_for_function_keys;
+ io.KeyMap[ImGuiKey_UpArrow] = NSUpArrowFunctionKey + offset_for_function_keys;
+ io.KeyMap[ImGuiKey_DownArrow] = NSDownArrowFunctionKey + offset_for_function_keys;
+ io.KeyMap[ImGuiKey_PageUp] = NSPageUpFunctionKey + offset_for_function_keys;
+ io.KeyMap[ImGuiKey_PageDown] = NSPageDownFunctionKey + offset_for_function_keys;
+ io.KeyMap[ImGuiKey_Home] = NSHomeFunctionKey + offset_for_function_keys;
+ io.KeyMap[ImGuiKey_End] = NSEndFunctionKey + offset_for_function_keys;
+ io.KeyMap[ImGuiKey_Insert] = NSInsertFunctionKey + offset_for_function_keys;
+ io.KeyMap[ImGuiKey_Delete] = NSDeleteFunctionKey + offset_for_function_keys;
+ io.KeyMap[ImGuiKey_Backspace] = 127;
+ io.KeyMap[ImGuiKey_Space] = 32;
+ io.KeyMap[ImGuiKey_Enter] = 13;
+ io.KeyMap[ImGuiKey_Escape] = 27;
+ io.KeyMap[ImGuiKey_A] = 'A';
+ io.KeyMap[ImGuiKey_C] = 'C';
+ io.KeyMap[ImGuiKey_V] = 'V';
+ io.KeyMap[ImGuiKey_X] = 'X';
+ io.KeyMap[ImGuiKey_Y] = 'Y';
+ io.KeyMap[ImGuiKey_Z] = 'Z';
+
+ io.SetClipboardTextFn = [](void*, const char* str) -> void
+ {
+ NSPasteboard* pasteboard = [NSPasteboard generalPasteboard];
+ [pasteboard declareTypes:[NSArray arrayWithObject:NSPasteboardTypeString] owner:nil];
+ [pasteboard setString:[NSString stringWithUTF8String:str] forType:NSPasteboardTypeString];
+ };
+
+ io.GetClipboardTextFn = [](void*) -> const char*
+ {
+ NSPasteboard* pasteboard = [NSPasteboard generalPasteboard];
+ NSString* available = [pasteboard availableTypeFromArray: [NSArray arrayWithObject:NSPasteboardTypeString]];
+ if (![available isEqualToString:NSPasteboardTypeString])
+ return NULL;
+
+ NSString* string = [pasteboard stringForType:NSPasteboardTypeString];
+ if (string == nil)
+ return NULL;
+
+ const char* string_c = (const char*)[string UTF8String];
+ size_t string_len = strlen(string_c);
+ static ImVector<char> s_clipboard;
+ s_clipboard.resize((int)string_len + 1);
+ strcpy(s_clipboard.Data, string_c);
+ return s_clipboard.Data;
+ };
+
+ return true;
+}
+
+void ImGui_ImplOSX_Shutdown()
+{
+}
+
+void ImGui_ImplOSX_NewFrame(NSView* view)
+{
+ // Setup display size
+ ImGuiIO& io = ImGui::GetIO();
+ const float dpi = [view.window backingScaleFactor];
+ io.DisplaySize = ImVec2((float)view.bounds.size.width, (float)view.bounds.size.height);
+ io.DisplayFramebufferScale = ImVec2(dpi, dpi);
+
+ // Setup time step
+ if (g_Time == 0)
+ g_Time = clock();
+ clock_t current_time = clock();
+ io.DeltaTime = (double)(current_time - g_Time) / CLOCKS_PER_SEC;
+ g_Time = current_time;
+}
+
+static int mapCharacterToKey(int c)
+{
+ if (c >= 'a' && c <= 'z')
+ return c - 'a' + 'A';
+ if (c == 25) // SHIFT+TAB -> TAB
+ return 9;
+ if (c >= 0 && c < 256)
+ return c;
+ if (c >= 0xF700 && c < 0xF700 + 256)
+ return c - 0xF700 + 256;
+ return -1;
+}
+
+static void resetKeys()
+{
+ ImGuiIO& io = ImGui::GetIO();
+ for (int n = 0; n < IM_ARRAYSIZE(io.KeysDown); n++)
+ io.KeysDown[n] = false;
+}
+
+bool ImGui_ImplOSX_HandleEvent(NSEvent* event, NSView* view)
+{
+ ImGuiIO& io = ImGui::GetIO();
+
+ if (event.type == NSEventTypeLeftMouseDown || event.type == NSEventTypeRightMouseDown || event.type == NSEventTypeOtherMouseDown)
+ {
+ int button = (int)[event buttonNumber];
+ if (button >= 0 && button < IM_ARRAYSIZE(io.MouseDown))
+ io.MouseDown[button] = true;
+ return io.WantCaptureMouse;
+ }
+
+ if (event.type == NSEventTypeLeftMouseUp || event.type == NSEventTypeRightMouseUp || event.type == NSEventTypeOtherMouseUp)
+ {
+ int button = (int)[event buttonNumber];
+ if (button >= 0 && button < IM_ARRAYSIZE(io.MouseDown))
+ io.MouseDown[button] = false;
+ return io.WantCaptureMouse;
+ }
+
+ if (event.type == NSEventTypeMouseMoved || event.type == NSEventTypeLeftMouseDragged)
+ {
+ NSPoint mousePoint = event.locationInWindow;
+ mousePoint = [view convertPoint:mousePoint fromView:nil];
+ mousePoint = NSMakePoint(mousePoint.x, view.bounds.size.height - mousePoint.y);
+ io.MousePos = ImVec2(mousePoint.x, mousePoint.y);
+ }
+
+ if (event.type == NSEventTypeScrollWheel)
+ {
+ double wheel_dx = 0.0;
+ double wheel_dy = 0.0;
+
+ #if MAC_OS_X_VERSION_MAX_ALLOWED >= 1070
+ if (floor(NSAppKitVersionNumber) > NSAppKitVersionNumber10_6)
+ {
+ wheel_dx = [event scrollingDeltaX];
+ wheel_dy = [event scrollingDeltaY];
+ if ([event hasPreciseScrollingDeltas])
+ {
+ wheel_dx *= 0.1;
+ wheel_dy *= 0.1;
+ }
+ }
+ else
+ #endif /*MAC_OS_X_VERSION_MAX_ALLOWED*/
+ {
+ wheel_dx = [event deltaX];
+ wheel_dy = [event deltaY];
+ }
+
+ if (fabs(wheel_dx) > 0.0)
+ io.MouseWheelH += wheel_dx * 0.1f;
+ if (fabs(wheel_dy) > 0.0)
+ io.MouseWheel += wheel_dy * 0.1f;
+ return io.WantCaptureMouse;
+ }
+
+ // FIXME: All the key handling is wrong and broken. Refer to GLFW's cocoa_init.mm and cocoa_window.mm.
+ if (event.type == NSEventTypeKeyDown)
+ {
+ NSString* str = [event characters];
+ int len = (int)[str length];
+ for (int i = 0; i < len; i++)
+ {
+ int c = [str characterAtIndex:i];
+ if (c < 0xF700 && !io.KeyCtrl)
+ io.AddInputCharacter(c);
+
+ // We must reset in case we're pressing a sequence of special keys while keeping the command pressed
+ int key = mapCharacterToKey(c);
+ if (key != -1 && key < 256 && !io.KeyCtrl)
+ resetKeys();
+ if (key != -1)
+ io.KeysDown[key] = true;
+ }
+ return io.WantCaptureKeyboard;
+ }
+
+ if (event.type == NSEventTypeKeyUp)
+ {
+ NSString* str = [event characters];
+ int len = (int)[str length];
+ for (int i = 0; i < len; i++)
+ {
+ int c = [str characterAtIndex:i];
+ int key = mapCharacterToKey(c);
+ if (key != -1)
+ io.KeysDown[key] = false;
+ }
+ return io.WantCaptureKeyboard;
+ }
+
+ if (event.type == NSEventTypeFlagsChanged)
+ {
+ ImGuiIO& io = ImGui::GetIO();
+ unsigned int flags = [event modifierFlags] & NSEventModifierFlagDeviceIndependentFlagsMask;
+
+ bool oldKeyCtrl = io.KeyCtrl;
+ bool oldKeyShift = io.KeyShift;
+ bool oldKeyAlt = io.KeyAlt;
+ bool oldKeySuper = io.KeySuper;
+ io.KeyCtrl = flags & NSEventModifierFlagControl;
+ io.KeyShift = flags & NSEventModifierFlagShift;
+ io.KeyAlt = flags & NSEventModifierFlagOption;
+ io.KeySuper = flags & NSEventModifierFlagCommand;
+
+ // We must reset them as we will not receive any keyUp event if they where pressed with a modifier
+ if ((oldKeyShift && !io.KeyShift) || (oldKeyCtrl && !io.KeyCtrl) || (oldKeyAlt && !io.KeyAlt) || (oldKeySuper && !io.KeySuper))
+ resetKeys();
+ return io.WantCaptureKeyboard;
+ }
+
+ return false;
+}
