From 432f24319319fe040e142059eb83279c53f90ab8 Mon Sep 17 00:00:00 2001 From: Aldrik Ramaekers Date: Sat, 9 Aug 2025 08:35:03 +0200 Subject: refactor 2 --- imgui-1.92.1/examples/example_apple_metal/main.mm | 348 ---------------------- 1 file changed, 348 deletions(-) delete mode 100644 imgui-1.92.1/examples/example_apple_metal/main.mm (limited to 'imgui-1.92.1/examples/example_apple_metal/main.mm') diff --git a/imgui-1.92.1/examples/example_apple_metal/main.mm b/imgui-1.92.1/examples/example_apple_metal/main.mm deleted file mode 100644 index 301a2b4..0000000 --- a/imgui-1.92.1/examples/example_apple_metal/main.mm +++ /dev/null @@ -1,348 +0,0 @@ -// Dear ImGui: standalone example application for OSX + Metal. - -// 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 - -#if TARGET_OS_OSX -#import -#else -#import -#endif - -#import -#import - -#include "imgui.h" -#include "imgui_impl_metal.h" -#if TARGET_OS_OSX -#include "imgui_impl_osx.h" -@interface AppViewController : NSViewController -@end -#else -@interface AppViewController : UIViewController -@end -#endif - -@interface AppViewController () -@property (nonatomic, readonly) MTKView *mtkView; -@property (nonatomic, strong) id device; -@property (nonatomic, strong) id commandQueue; -@end - -//----------------------------------------------------------------------------------- -// AppViewController -//----------------------------------------------------------------------------------- - -@implementation AppViewController - --(instancetype)initWithNibName:(nullable NSString *)nibNameOrNil bundle:(nullable NSBundle *)nibBundleOrNil -{ - self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil]; - - _device = MTLCreateSystemDefaultDevice(); - _commandQueue = [_device newCommandQueue]; - - if (!self.device) - { - NSLog(@"Metal is not supported"); - abort(); - } - - // 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 Renderer backend - ImGui_ImplMetal_Init(_device); - - // 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). - // - 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 \\ ! - //style.FontSizeBase = 20.0f; - //io.Fonts->AddFontDefault(); - //io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\segoeui.ttf"); - //io.Fonts->AddFontFromFileTTF("../../misc/fonts/DroidSans.ttf"); - //io.Fonts->AddFontFromFileTTF("../../misc/fonts/Roboto-Medium.ttf"); - //io.Fonts->AddFontFromFileTTF("../../misc/fonts/Cousine-Regular.ttf"); - //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf"); - //IM_ASSERT(font != nullptr); - - return self; -} - --(MTKView *)mtkView -{ - return (MTKView *)self.view; -} - --(void)loadView -{ - self.view = [[MTKView alloc] initWithFrame:CGRectMake(0, 0, 1200, 720)]; -} - --(void)viewDidLoad -{ - [super viewDidLoad]; - - self.mtkView.device = self.device; - self.mtkView.delegate = self; - -#if TARGET_OS_OSX - ImGui_ImplOSX_Init(self.view); - [NSApp activateIgnoringOtherApps:YES]; -#endif -} - --(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); - - id commandBuffer = [self.commandQueue commandBuffer]; - - MTLRenderPassDescriptor* renderPassDescriptor = view.currentRenderPassDescriptor; - if (renderPassDescriptor == nil) - { - [commandBuffer commit]; - return; - } - - // Start the Dear ImGui frame - ImGui_ImplMetal_NewFrame(renderPassDescriptor); -#if TARGET_OS_OSX - ImGui_ImplOSX_NewFrame(view); -#endif - 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(); - - renderPassDescriptor.colorAttachments[0].clearColor = MTLClearColorMake(clear_color.x * clear_color.w, clear_color.y * clear_color.w, clear_color.z * clear_color.w, clear_color.w); - id renderEncoder = [commandBuffer renderCommandEncoderWithDescriptor:renderPassDescriptor]; - [renderEncoder pushDebugGroup:@"Dear ImGui rendering"]; - ImGui_ImplMetal_RenderDrawData(draw_data, commandBuffer, renderEncoder); - [renderEncoder popDebugGroup]; - [renderEncoder endEncoding]; - - // Present - [commandBuffer presentDrawable:view.currentDrawable]; - [commandBuffer commit]; -} - --(void)mtkView:(MTKView*)view drawableSizeWillChange:(CGSize)size -{ -} - -//----------------------------------------------------------------------------------- -// Input processing -//----------------------------------------------------------------------------------- - -#if TARGET_OS_OSX - -- (void)viewWillAppear -{ - [super viewWillAppear]; - self.view.window.delegate = self; -} - -- (void)windowWillClose:(NSNotification *)notification -{ - ImGui_ImplMetal_Shutdown(); - ImGui_ImplOSX_Shutdown(); - ImGui::DestroyContext(); -} - -#else - -// 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.AddMouseSourceEvent(ImGuiMouseSource_TouchScreen); - io.AddMousePosEvent(touchLocation.x, touchLocation.y); - - BOOL hasActiveTouch = NO; - for (UITouch *touch in event.allTouches) - { - if (touch.phase != UITouchPhaseEnded && touch.phase != UITouchPhaseCancelled) - { - hasActiveTouch = YES; - break; - } - } - io.AddMouseButtonEvent(0, hasActiveTouch); -} - --(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event { [self updateIOWithTouchEvent:event]; } --(void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event { [self updateIOWithTouchEvent:event]; } --(void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event { [self updateIOWithTouchEvent:event]; } --(void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event { [self updateIOWithTouchEvent:event]; } - -#endif - -@end - -//----------------------------------------------------------------------------------- -// AppDelegate -//----------------------------------------------------------------------------------- - -#if TARGET_OS_OSX - -@interface AppDelegate : NSObject -@property (nonatomic, strong) NSWindow *window; -@end - -@implementation AppDelegate - --(BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)sender -{ - return YES; -} - --(instancetype)init -{ - if (self = [super init]) - { - NSViewController *rootViewController = [[AppViewController alloc] initWithNibName:nil bundle:nil]; - self.window = [[NSWindow alloc] initWithContentRect:NSZeroRect - styleMask:NSWindowStyleMaskTitled | NSWindowStyleMaskClosable | NSWindowStyleMaskResizable | NSWindowStyleMaskMiniaturizable - backing:NSBackingStoreBuffered - defer:NO]; - self.window.contentViewController = rootViewController; - [self.window center]; - [self.window makeKeyAndOrderFront:self]; - } - return self; -} - -@end - -#else - -@interface AppDelegate : UIResponder -@property (strong, nonatomic) UIWindow *window; -@end - -@implementation AppDelegate - --(BOOL)application:(UIApplication *)application - didFinishLaunchingWithOptions:(NSDictionary *)launchOptions -{ - UIViewController *rootViewController = [[AppViewController alloc] init]; - self.window = [[UIWindow alloc] initWithFrame:UIScreen.mainScreen.bounds]; - self.window.rootViewController = rootViewController; - [self.window makeKeyAndVisible]; - return YES; -} - -@end - -#endif - -//----------------------------------------------------------------------------------- -// Application main() function -//----------------------------------------------------------------------------------- - -#if TARGET_OS_OSX - -int main(int, const char**) -{ - @autoreleasepool - { - [NSApplication sharedApplication]; - [NSApp setActivationPolicy:NSApplicationActivationPolicyRegular]; - - AppDelegate *appDelegate = [[AppDelegate alloc] init]; // creates window - [NSApp setDelegate:appDelegate]; - - [NSApp activateIgnoringOtherApps:YES]; - [NSApp run]; - } - return 0; -} - -#else - -int main(int argc, char * argv[]) -{ - @autoreleasepool - { - return UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class])); - } -} - -#endif -- cgit v1.2.3-70-g09d2