more vks, stupid mutlistep build, and imgui

2 files changed, 588 insertions, 0 deletions

diff --git a/lib/imgui-1.90.7/examples/example_apple_opengl2/example_apple_opengl2.xcodeproj/project.pbxproj b/lib/imgui-1.90.7/examples/example_apple_opengl2/example_apple_opengl2.xcodeproj/project.pbxproj
new file mode 100644
index 0000000..a168373
--- /dev/null
+++ b/lib/imgui-1.90.7/examples/example_apple_opengl2/example_apple_opengl2.xcodeproj/project.pbxproj
@@ -0,0 +1,332 @@
+// !$*UTF8*$!
+{
+	archiveVersion = 1;
+	classes = {
+	};
+	objectVersion = 48;
+	objects = {
+
+/* Begin PBXBuildFile section */
+		05E31B59274EF0700083FCB6 /* GameController.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 05E31B57274EF0360083FCB6 /* GameController.framework */; };
+		07A82EDB213941D00078D120 /* imgui_widgets.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 07A82EDA213941D00078D120 /* imgui_widgets.cpp */; };
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+		4080A9AD20B0343C0036BA46 /* imgui_demo.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4080A9A620B0343C0036BA46 /* imgui_demo.cpp */; };
+		4080A9AE20B0343C0036BA46 /* imgui.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4080A9A720B0343C0036BA46 /* imgui.cpp */; };
+		4080A9AF20B0343C0036BA46 /* imgui_draw.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4080A9AA20B0343C0036BA46 /* imgui_draw.cpp */; };
+		4080A9B020B0347A0036BA46 /* imgui_impl_osx.mm in Sources */ = {isa = PBXBuildFile; fileRef = 4080A99F20B034280036BA46 /* imgui_impl_osx.mm */; };
+		4080A9B320B034E40036BA46 /* Cocoa.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 4080A9B220B034E40036BA46 /* Cocoa.framework */; };
+		4080A9B520B034EA0036BA46 /* OpenGL.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 4080A9B420B034EA0036BA46 /* OpenGL.framework */; };
+		50798230257677FD0038A28D /* imgui_tables.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 5079822F257677FC0038A28D /* imgui_tables.cpp */; };
+/* 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 */
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+		4080A9A520B0343C0036BA46 /* imgui_internal.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = imgui_internal.h; path = ../../imgui_internal.h; sourceTree = "<group>"; };
+		4080A9A620B0343C0036BA46 /* imgui_demo.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = imgui_demo.cpp; path = ../../imgui_demo.cpp; sourceTree = "<group>"; };
+		4080A9A720B0343C0036BA46 /* imgui.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = imgui.cpp; path = ../../imgui.cpp; sourceTree = "<group>"; };
+		4080A9A820B0343C0036BA46 /* imgui.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = imgui.h; path = ../../imgui.h; sourceTree = "<group>"; };
+		4080A9AA20B0343C0036BA46 /* imgui_draw.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = imgui_draw.cpp; path = ../../imgui_draw.cpp; sourceTree = "<group>"; };
+		4080A9AC20B0343C0036BA46 /* imconfig.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = imconfig.h; path = ../../imconfig.h; sourceTree = "<group>"; };
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+/* End PBXFileReference section */
+
+/* Begin PBXFrameworksBuildPhase section */
+		4080A96820B029B00036BA46 /* Frameworks */ = {
+			isa = PBXFrameworksBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				4080A9B520B034EA0036BA46 /* OpenGL.framework in Frameworks */,
+				4080A9B320B034E40036BA46 /* Cocoa.framework in Frameworks */,
+				05E31B59274EF0700083FCB6 /* GameController.framework in Frameworks */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXFrameworksBuildPhase section */
+
+/* Begin PBXGroup section */
+		4080A96220B029B00036BA46 = {
+			isa = PBXGroup;
+			children = (
+				5079822F257677FC0038A28D /* imgui_tables.cpp */,
+				4080A9AC20B0343C0036BA46 /* imconfig.h */,
+				4080A9A720B0343C0036BA46 /* imgui.cpp */,
+				4080A9A820B0343C0036BA46 /* imgui.h */,
+				07A82EDA213941D00078D120 /* imgui_widgets.cpp */,
+				4080A9A620B0343C0036BA46 /* imgui_demo.cpp */,
+				4080A9AA20B0343C0036BA46 /* imgui_draw.cpp */,
+				4080A9A520B0343C0036BA46 /* imgui_internal.h */,
+				4080A99E20B034280036BA46 /* imgui_impl_opengl2.cpp */,
+				4080A9A020B034280036BA46 /* imgui_impl_opengl2.h */,
+				4080A9A120B034280036BA46 /* imgui_impl_osx.h */,
+				4080A99F20B034280036BA46 /* imgui_impl_osx.mm */,
+				4080A98A20B02CD90036BA46 /* main.mm */,
+				4080A96C20B029B00036BA46 /* Products */,
+				4080A9B120B034E40036BA46 /* Frameworks */,
+			);
+			sourceTree = "<group>";
+		};
+		4080A96C20B029B00036BA46 /* Products */ = {
+			isa = PBXGroup;
+			children = (
+				4080A96B20B029B00036BA46 /* example_osx_opengl2 */,
+			);
+			name = Products;
+			sourceTree = "<group>";
+		};
+		4080A9B120B034E40036BA46 /* Frameworks */ = {
+			isa = PBXGroup;
+			children = (
+				05E31B57274EF0360083FCB6 /* GameController.framework */,
+				4080A9B420B034EA0036BA46 /* OpenGL.framework */,
+				4080A9B220B034E40036BA46 /* Cocoa.framework */,
+			);
+			name = Frameworks;
+			sourceTree = "<group>";
+		};
+/* End PBXGroup section */
+
+/* Begin PBXNativeTarget section */
+		4080A96A20B029B00036BA46 /* example_osx_opengl2 */ = {
+			isa = PBXNativeTarget;
+			buildConfigurationList = 4080A97220B029B00036BA46 /* Build configuration list for PBXNativeTarget "example_osx_opengl2" */;
+			buildPhases = (
+				4080A96720B029B00036BA46 /* Sources */,
+				4080A96820B029B00036BA46 /* Frameworks */,
+				4080A96920B029B00036BA46 /* CopyFiles */,
+			);
+			buildRules = (
+			);
+			dependencies = (
+			);
+			name = example_osx_opengl2;
+			productName = example_osx_opengl2;
+			productReference = 4080A96B20B029B00036BA46 /* example_osx_opengl2 */;
+			productType = "com.apple.product-type.tool";
+		};
+/* End PBXNativeTarget section */
+
+/* Begin PBXProject section */
+		4080A96320B029B00036BA46 /* Project object */ = {
+			isa = PBXProject;
+			attributes = {
+				LastUpgradeCheck = 0930;
+				ORGANIZATIONNAME = ImGui;
+				TargetAttributes = {
+					4080A96A20B029B00036BA46 = {
+						CreatedOnToolsVersion = 9.3.1;
+						ProvisioningStyle = Automatic;
+					};
+				};
+			};
+			buildConfigurationList = 4080A96620B029B00036BA46 /* Build configuration list for PBXProject "example_apple_opengl2" */;
+			compatibilityVersion = "Xcode 8.0";
+			developmentRegion = en;
+			hasScannedForEncodings = 0;
+			knownRegions = (
+				en,
+			);
+			mainGroup = 4080A96220B029B00036BA46;
+			productRefGroup = 4080A96C20B029B00036BA46 /* Products */;
+			projectDirPath = "";
+			projectRoot = "";
+			targets = (
+				4080A96A20B029B00036BA46 /* example_osx_opengl2 */,
+			);
+		};
+/* End PBXProject section */
+
+/* Begin PBXSourcesBuildPhase section */
+		4080A96720B029B00036BA46 /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				4080A99820B02D340036BA46 /* main.mm in Sources */,
+				4080A9AD20B0343C0036BA46 /* imgui_demo.cpp in Sources */,
+				4080A9AF20B0343C0036BA46 /* imgui_draw.cpp in Sources */,
+				4080A9A220B034280036BA46 /* imgui_impl_opengl2.cpp in Sources */,
+				4080A9B020B0347A0036BA46 /* imgui_impl_osx.mm in Sources */,
+				4080A9AE20B0343C0036BA46 /* imgui.cpp in Sources */,
+				50798230257677FD0038A28D /* imgui_tables.cpp in Sources */,
+				07A82EDB213941D00078D120 /* imgui_widgets.cpp in Sources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXSourcesBuildPhase section */
+
+/* Begin XCBuildConfiguration section */
+		4080A97020B029B00036BA46 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_NONNULL = YES;
+				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++14";
+				CLANG_CXX_LIBRARY = "libc++";
+				CLANG_ENABLE_MODULES = YES;
+				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_ENABLE_OBJC_WEAK = YES;
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
+				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
+				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
+				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
+				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
+				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				CODE_SIGN_IDENTITY = "-";
+				COPY_PHASE_STRIP = NO;
+				DEBUG_INFORMATION_FORMAT = dwarf;
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				ENABLE_TESTABILITY = YES;
+				GCC_C_LANGUAGE_STANDARD = gnu11;
+				GCC_DYNAMIC_NO_PIC = NO;
+				GCC_NO_COMMON_BLOCKS = YES;
+				GCC_OPTIMIZATION_LEVEL = 0;
+				GCC_PREPROCESSOR_DEFINITIONS = (
+					"DEBUG=1",
+					"$(inherited)",
+				);
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				MACOSX_DEPLOYMENT_TARGET = 10.13;
+				MTL_ENABLE_DEBUG_INFO = YES;
+				ONLY_ACTIVE_ARCH = YES;
+				SDKROOT = macosx;
+			};
+			name = Debug;
+		};
+		4080A97120B029B00036BA46 /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_NONNULL = YES;
+				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++14";
+				CLANG_CXX_LIBRARY = "libc++";
+				CLANG_ENABLE_MODULES = YES;
+				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_ENABLE_OBJC_WEAK = YES;
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
+				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
+				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
+				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
+				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
+				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				CODE_SIGN_IDENTITY = "-";
+				COPY_PHASE_STRIP = NO;
+				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				ENABLE_NS_ASSERTIONS = NO;
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				GCC_C_LANGUAGE_STANDARD = gnu11;
+				GCC_NO_COMMON_BLOCKS = YES;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				MACOSX_DEPLOYMENT_TARGET = 10.13;
+				MTL_ENABLE_DEBUG_INFO = NO;
+				SDKROOT = macosx;
+			};
+			name = Release;
+		};
+		4080A97320B029B00036BA46 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				CODE_SIGN_STYLE = Automatic;
+				MACOSX_DEPLOYMENT_TARGET = 10.12;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				USER_HEADER_SEARCH_PATHS = ../..;
+			};
+			name = Debug;
+		};
+		4080A97420B029B00036BA46 /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				CODE_SIGN_STYLE = Automatic;
+				MACOSX_DEPLOYMENT_TARGET = 10.12;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				USER_HEADER_SEARCH_PATHS = ../..;
+			};
+			name = Release;
+		};
+/* End XCBuildConfiguration section */
+
+/* Begin XCConfigurationList section */
+		4080A96620B029B00036BA46 /* Build configuration list for PBXProject "example_apple_opengl2" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				4080A97020B029B00036BA46 /* Debug */,
+				4080A97120B029B00036BA46 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+		4080A97220B029B00036BA46 /* Build configuration list for PBXNativeTarget "example_osx_opengl2" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				4080A97320B029B00036BA46 /* Debug */,
+				4080A97420B029B00036BA46 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+/* End XCConfigurationList section */
+	};
+	rootObject = 4080A96320B029B00036BA46 /* Project object */;
+}
diff --git a/lib/imgui-1.90.7/examples/example_apple_opengl2/main.mm b/lib/imgui-1.90.7/examples/example_apple_opengl2/main.mm
new file mode 100644
index 0000000..815c0f7
--- /dev/null
+++ b/lib/imgui-1.90.7/examples/example_apple_opengl2/main.mm
@@ -0,0 +1,256 @@
+// Dear ImGui: standalone example application for OSX + OpenGL2, using legacy fixed pipeline
+
+// Learn about Dear ImGui:
+// - FAQ                  https://dearimgui.com/faq
+// - Getting Started      https://dearimgui.com/getting-started
+// - Documentation        https://dearimgui.com/docs (same as your local docs/ folder).
+// - Introduction, links and more at the top of imgui.cpp
+
+#import <Cocoa/Cocoa.h>
+#import <OpenGL/gl.h>
+#import <OpenGL/glu.h>
+
+#include "imgui.h"
+#include "imgui_impl_opengl2.h"
+#include "imgui_impl_osx.h"
+
+//-----------------------------------------------------------------------------------
+// AppView
+//-----------------------------------------------------------------------------------
+
+@interface AppView : NSOpenGLView
+{
+    NSTimer*    animationTimer;
+}
+@end
+
+@implementation AppView
+
+-(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)initialize
+{
+    // Setup Dear ImGui context
+    // FIXME: This example doesn't have proper cleanup...
+    IMGUI_CHECKVERSION();
+    ImGui::CreateContext();
+    ImGuiIO& io = ImGui::GetIO(); (void)io;
+    io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;     // Enable Keyboard Controls
+    io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad;      // Enable Gamepad Controls
+
+    // Setup Dear ImGui style
+    ImGui::StyleColorsDark();
+    //ImGui::StyleColorsLight();
+
+    // Setup Platform/Renderer backends
+    ImGui_ImplOSX_Init(self);
+    ImGui_ImplOpenGL2_Init();
+
+    // 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 a nullptr. 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.
+    // - Use '#define IMGUI_ENABLE_FREETYPE' in your imconfig file to use Freetype for higher quality font rendering.
+    // - Read 'docs/FONTS.md' 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("c:\\Windows\\Fonts\\segoeui.ttf", 18.0f);
+    //io.Fonts->AddFontFromFileTTF("../../misc/fonts/DroidSans.ttf", 16.0f);
+    //io.Fonts->AddFontFromFileTTF("../../misc/fonts/Roboto-Medium.ttf", 16.0f);
+    //io.Fonts->AddFontFromFileTTF("../../misc/fonts/Cousine-Regular.ttf", 15.0f);
+    //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese());
+    //IM_ASSERT(font != nullptr);
+}
+
+-(void)updateAndDrawDemoView
+{
+    // Start the Dear ImGui frame
+    ImGuiIO& io = ImGui::GetIO();
+    ImGui_ImplOpenGL2_NewFrame();
+    ImGui_ImplOSX_NewFrame(self);
+    ImGui::NewFrame();
+
+    // Our state (make them static = more or less global) as a convenience to keep the example terse.
+    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 the big demo window (Most of the sample code is in ImGui::ShowDemoWindow()! You can browse its code to learn more about Dear ImGui!).
+    if (show_demo_window)
+        ImGui::ShowDemoWindow(&show_demo_window);
+
+    // 2. Show a simple window that we create ourselves. We use a Begin/End pair to create a named window.
+    {
+        static float f = 0.0f;
+        static int counter = 0;
+
+        ImGui::Begin("Hello, world!");                          // Create a window called "Hello, world!" and append into it.
+
+        ImGui::Text("This is some useful text.");               // Display some text (you can use a format strings too)
+        ImGui::Checkbox("Demo Window", &show_demo_window);      // Edit bools storing our window open/close state
+        ImGui::Checkbox("Another Window", &show_another_window);
+
+        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
+
+        if (ImGui::Button("Button"))                            // Buttons return true when clicked (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 / io.Framerate, io.Framerate);
+        ImGui::End();
+    }
+
+    // 3. Show another simple window.
+    if (show_another_window)
+    {
+        ImGui::Begin("Another Window", &show_another_window);   // Pass a pointer to our bool variable (the window will have a closing button that will clear the bool when clicked)
+        ImGui::Text("Hello from another window!");
+        if (ImGui::Button("Close Me"))
+            show_another_window = false;
+        ImGui::End();
+    }
+
+    // Rendering
+    ImGui::Render();
+    ImDrawData* draw_data = ImGui::GetDrawData();
+
+    [[self openGLContext] makeCurrentContext];
+    GLsizei width  = (GLsizei)(draw_data->DisplaySize.x * draw_data->FramebufferScale.x);
+    GLsizei height = (GLsizei)(draw_data->DisplaySize.y * draw_data->FramebufferScale.y);
+    glViewport(0, 0, width, height);
+    glClearColor(clear_color.x * clear_color.w, clear_color.y * clear_color.w, clear_color.z * clear_color.w, clear_color.w);
+    glClear(GL_COLOR_BUFFER_BIT);
+
+    ImGui_ImplOpenGL2_RenderDrawData(draw_data);
+
+    // Present
+    [[self openGLContext] flushBuffer];
+
+    if (!animationTimer)
+        animationTimer = [NSTimer scheduledTimerWithTimeInterval:0.017 target:self selector:@selector(animationTimerFired:) userInfo:nil repeats:YES];
+}
+
+-(void)reshape                              { [super reshape]; [[self openGLContext] update]; [self updateAndDrawDemoView]; }
+-(void)drawRect:(NSRect)bounds              { [self updateAndDrawDemoView]; }
+-(void)animationTimerFired:(NSTimer*)timer  { [self setNeedsDisplay:YES]; }
+-(void)dealloc                              { animationTimer = nil; }
+
+@end
+
+//-----------------------------------------------------------------------------------
+// AppDelegate
+//-----------------------------------------------------------------------------------
+
+@interface AppDelegate : NSObject <NSApplicationDelegate>
+@property (nonatomic, readonly) NSWindow* window;
+@end
+
+@implementation AppDelegate
+@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:@"Dear ImGui OSX+OpenGL2 Example"];
+    [_window setAcceptsMouseMovedEvents:YES];
+    [_window setOpaque:YES];
+    [_window makeKeyAndOrderFront:NSApp];
+
+    return (_window);
+}
+
+-(void)setupMenu
+{
+    NSMenu* mainMenuBar = [[NSMenu alloc] init];
+    NSMenu* appMenu;
+    NSMenuItem* menuItem;
+
+    appMenu = [[NSMenu alloc] initWithTitle:@"Dear ImGui OSX+OpenGL2 Example"];
+    menuItem = [appMenu addItemWithTitle:@"Quit Dear 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];
+    AppView* view = [[AppView 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!");
+
+    [view initialize];
+}
+
+@end
+
+//-----------------------------------------------------------------------------------
+// Application main() function
+//-----------------------------------------------------------------------------------
+
+int main(int argc, const char* argv[])
+{
+    @autoreleasepool
+    {
+        NSApp = [NSApplication sharedApplication];
+        AppDelegate* delegate = [[AppDelegate alloc] init];
+        [[NSApplication sharedApplication] setDelegate:delegate];
+        [NSApp run];
+    }
+    return NSApplicationMain(argc, argv);
+}