diff --git a/backends/imgui_impl_glfw.cpp b/backends/imgui_impl_glfw.cpp index aefe9ebc0..2241b9d53 100644 --- a/backends/imgui_impl_glfw.cpp +++ b/backends/imgui_impl_glfw.cpp @@ -331,7 +331,7 @@ static int ImGui_ImplGlfw_TranslateUntranslatedKey(int key, int scancode) const char* key_name = glfwGetKeyName(key, scancode); glfwSetErrorCallback(prev_error_callback); #if GLFW_HAS_GETERROR && !defined(__EMSCRIPTEN__) // Eat errors (see #5908) - (void)glfwGetError(NULL); + (void)glfwGetError(nullptr); #endif if (key_name && key_name[0] != 0 && key_name[1] == 0) { @@ -573,7 +573,7 @@ static bool ImGui_ImplGlfw_Init(GLFWwindow* window, bool install_callbacks, Glfw #endif glfwSetErrorCallback(prev_error_callback); #if GLFW_HAS_GETERROR && !defined(__EMSCRIPTEN__) // Eat errors (see #5908) - (void)glfwGetError(NULL); + (void)glfwGetError(nullptr); #endif // Chain GLFW callbacks: our callbacks will call the user's previously installed callbacks, if any. @@ -583,7 +583,7 @@ static bool ImGui_ImplGlfw_Init(GLFWwindow* window, bool install_callbacks, Glfw // We intentionally do not check 'if (install_callbacks)' here, as some users may set it to false and call GLFW callback themselves. // FIXME: May break chaining in case user registered their own Emscripten callback? #ifdef __EMSCRIPTEN__ - emscripten_set_wheel_callback(EMSCRIPTEN_EVENT_TARGET_DOCUMENT, NULL, false, ImGui_ImplEmscripten_WheelCallback); + emscripten_set_wheel_callback(EMSCRIPTEN_EVENT_TARGET_DOCUMENT, nullptr, false, ImGui_ImplEmscripten_WheelCallback); #endif // Set platform dependent data in viewport @@ -599,7 +599,7 @@ static bool ImGui_ImplGlfw_Init(GLFWwindow* window, bool install_callbacks, Glfw // Windows: register a WndProc hook so we can intercept some messages. #ifdef _WIN32 bd->GlfwWndProc = (WNDPROC)::GetWindowLongPtr((HWND)main_viewport->PlatformHandleRaw, GWLP_WNDPROC); - IM_ASSERT(bd->GlfwWndProc != NULL); + IM_ASSERT(bd->GlfwWndProc != nullptr); ::SetWindowLongPtr((HWND)main_viewport->PlatformHandleRaw, GWLP_WNDPROC, (LONG_PTR)ImGui_ImplGlfw_WndProc); #endif @@ -638,7 +638,7 @@ void ImGui_ImplGlfw_Shutdown() #ifdef _WIN32 ImGuiViewport* main_viewport = ImGui::GetMainViewport(); ::SetWindowLongPtr((HWND)main_viewport->PlatformHandleRaw, GWLP_WNDPROC, (LONG_PTR)bd->GlfwWndProc); - bd->GlfwWndProc = NULL; + bd->GlfwWndProc = nullptr; #endif io.BackendPlatformName = nullptr; diff --git a/backends/imgui_impl_osx.mm b/backends/imgui_impl_osx.mm index bd14cf5eb..f92775ed8 100644 --- a/backends/imgui_impl_osx.mm +++ b/backends/imgui_impl_osx.mm @@ -424,11 +424,11 @@ bool ImGui_ImplOSX_Init(NSView* view) NSPasteboard* pasteboard = [NSPasteboard generalPasteboard]; NSString* available = [pasteboard availableTypeFromArray: [NSArray arrayWithObject:NSPasteboardTypeString]]; if (![available isEqualToString:NSPasteboardTypeString]) - return NULL; + return nullptr; NSString* string = [pasteboard stringForType:NSPasteboardTypeString]; if (string == nil) - return NULL; + return nullptr; const char* string_c = (const char*)[string UTF8String]; size_t string_len = strlen(string_c); diff --git a/backends/imgui_impl_sdl2.cpp b/backends/imgui_impl_sdl2.cpp index 48612499e..8ba4be2fc 100644 --- a/backends/imgui_impl_sdl2.cpp +++ b/backends/imgui_impl_sdl2.cpp @@ -487,7 +487,7 @@ void ImGui_ImplSDL2_Shutdown() SDL_free(bd->ClipboardTextData); for (ImGuiMouseCursor cursor_n = 0; cursor_n < ImGuiMouseCursor_COUNT; cursor_n++) SDL_FreeCursor(bd->MouseCursors[cursor_n]); - bd->LastMouseCursor = NULL; + bd->LastMouseCursor = nullptr; io.BackendPlatformName = nullptr; io.BackendPlatformUserData = nullptr; diff --git a/backends/imgui_impl_sdl3.cpp b/backends/imgui_impl_sdl3.cpp index 5369eb0b8..c03cfb599 100644 --- a/backends/imgui_impl_sdl3.cpp +++ b/backends/imgui_impl_sdl3.cpp @@ -421,7 +421,7 @@ void ImGui_ImplSDL3_Shutdown() SDL_free(bd->ClipboardTextData); for (ImGuiMouseCursor cursor_n = 0; cursor_n < ImGuiMouseCursor_COUNT; cursor_n++) SDL_DestroyCursor(bd->MouseCursors[cursor_n]); - bd->LastMouseCursor = NULL; + bd->LastMouseCursor = nullptr; io.BackendPlatformName = nullptr; io.BackendPlatformUserData = nullptr; diff --git a/docs/FAQ.md b/docs/FAQ.md index b5606443d..1855f436d 100644 --- a/docs/FAQ.md +++ b/docs/FAQ.md @@ -604,7 +604,7 @@ ImFontConfig config; config.MergeMode = true; io.Fonts->AddFontDefault(); io.Fonts->AddFontFromFileTTF("fontawesome-webfont.ttf", 16.0f, &config, ranges); // Merge icon font -io.Fonts->AddFontFromFileTTF("myfontfile.ttf", size_pixels, NULL, &config, io.Fonts->GetGlyphRangesJapanese()); // Merge japanese glyphs +io.Fonts->AddFontFromFileTTF("myfontfile.ttf", size_pixels, nullptr, &config, io.Fonts->GetGlyphRangesJapanese()); // Merge japanese glyphs ``` ##### [Return to Index](#index) @@ -616,7 +616,7 @@ When loading a font, pass custom Unicode ranges to specify the glyphs to load. ```cpp // Add default Japanese ranges -io.Fonts->AddFontFromFileTTF("myfontfile.ttf", size_in_pixels, NULL, io.Fonts->GetGlyphRangesJapanese()); +io.Fonts->AddFontFromFileTTF("myfontfile.ttf", size_in_pixels, nullptr, io.Fonts->GetGlyphRangesJapanese()); // Or create your own custom ranges (e.g. for a game you can feed your entire game script and only build the characters the game need) ImVector ranges; @@ -625,7 +625,7 @@ builder.AddText("Hello world"); // Add a string (here "He builder.AddChar(0x7262); // Add a specific character builder.AddRanges(io.Fonts->GetGlyphRangesJapanese()); // Add one of the default ranges builder.BuildRanges(&ranges); // Build the final result (ordered ranges with all the unique characters submitted) -io.Fonts->AddFontFromFileTTF("myfontfile.ttf", 16.0f, NULL, ranges.Data); +io.Fonts->AddFontFromFileTTF("myfontfile.ttf", 16.0f, nullptr, ranges.Data); ``` All your strings need to use UTF-8 encoding. In C++11 you can encode a string literal in UTF-8 diff --git a/docs/FONTS.md b/docs/FONTS.md index eb2488f53..ff62733b2 100644 --- a/docs/FONTS.md +++ b/docs/FONTS.md @@ -117,13 +117,13 @@ io.Fonts->Build(); ```cpp // Basic Latin, Extended Latin -io.Fonts->AddFontFromFileTTF("font.ttf", size_pixels, NULL, io.Fonts->GetGlyphRangesDefault()); +io.Fonts->AddFontFromFileTTF("font.ttf", size_pixels, nullptr, io.Fonts->GetGlyphRangesDefault()); // Default + Selection of 2500 Ideographs used by Simplified Chinese -io.Fonts->AddFontFromFileTTF("font.ttf", size_pixels, NULL, io.Fonts->GetGlyphRangesChineseSimplifiedCommon()); +io.Fonts->AddFontFromFileTTF("font.ttf", size_pixels, nullptr, io.Fonts->GetGlyphRangesChineseSimplifiedCommon()); // Default + Hiragana, Katakana, Half-Width, Selection of 1946 Ideographs -io.Fonts->AddFontFromFileTTF("font.ttf", size_pixels, NULL, io.Fonts->GetGlyphRangesJapanese()); +io.Fonts->AddFontFromFileTTF("font.ttf", size_pixels, nullptr, io.Fonts->GetGlyphRangesJapanese()); ``` See [Using Custom Glyph Ranges](#using-custom-glyph-ranges) section to create your own ranges. @@ -132,7 +132,7 @@ See [Using Custom Glyph Ranges](#using-custom-glyph-ranges) section to create yo ```cpp ImGuiIO& io = ImGui::GetIO(); -io.Fonts->AddFontFromFileTTF("NotoSansCJKjp-Medium.otf", 20.0f, NULL, io.Fonts->GetGlyphRangesJapanese()); +io.Fonts->AddFontFromFileTTF("NotoSansCJKjp-Medium.otf", 20.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); ``` ```cpp ImGui::Text(u8"こんにちは！テスト %d", 123); @@ -245,7 +245,7 @@ builder.AddChar(0x7262); // Add a specific charact builder.AddRanges(io.Fonts->GetGlyphRangesJapanese()); // Add one of the default ranges builder.BuildRanges(&ranges); // Build the final result (ordered ranges with all the unique characters submitted) -io.Fonts->AddFontFromFileTTF("myfontfile.ttf", size_in_pixels, NULL, ranges.Data); +io.Fonts->AddFontFromFileTTF("myfontfile.ttf", size_in_pixels, nullptr, ranges.Data); io.Fonts->Build(); // Build the atlas while 'ranges' is still in scope and not deleted. ``` @@ -271,7 +271,7 @@ rect_ids[1] = io.Fonts->AddCustomRectFontGlyph(font, 'b', 13, 13, 13+1); io.Fonts->Build(); // Retrieve texture in RGBA format -unsigned char* tex_pixels = NULL; +unsigned char* tex_pixels = nullptr; int tex_width, tex_height; io.Fonts->GetTexDataAsRGBA32(&tex_pixels, &tex_width, &tex_height); diff --git a/docs/TODO.txt b/docs/TODO.txt index b2d35c276..28b715de7 100644 --- a/docs/TODO.txt +++ b/docs/TODO.txt @@ -74,7 +74,7 @@ It's mostly a bunch of personal notes, probably incomplete. Feel free to query i - input text: reorganize event handling, allow CharFilter to modify buffers, allow multiple events? (#541) - input text: expose CursorPos in char filter event (#816) - input text: try usage idiom of using InputText with data only exposed through get/set accessors, without extraneous copy/alloc. (#3009) - - input text: access public fields via a non-callback API e.g. InputTextGetState("xxx") that may return NULL if not active (available in internals) + - input text: access public fields via a non-callback API e.g. InputTextGetState("xxx") that may return nullptr if not active (available in internals) - input text: flag to disable live update of the user buffer (also applies to float/int text input) (#701) - input text: hover tooltip could show unclamped text - input text: support for INSERT key to toggle overwrite mode. currently disabled because stb_textedit behavior is unsatisfactory on multi-line. (#2863) @@ -318,7 +318,7 @@ It's mostly a bunch of personal notes, probably incomplete. Feel free to query i - nav/menus: allow pressing Menu to leave a sub-menu. - nav/menus: a way to access the main menu bar with Alt? (currently needs CTRL+TAB) or last focused window menu bar? - nav/menus: when using the main menu bar, even though we restore focus after, the underlying window loses its title bar highlight during menu manipulation. could we prevent it? - - nav/menus: main menu bar currently cannot restore a NULL focus. Could save NavWindow at the time of being focused, similarly to what popup do? + - nav/menus: main menu bar currently cannot restore a nullptr focus. Could save NavWindow at the time of being focused, similarly to what popup do? - nav/menus: Alt,Up could open the first menu (e.g. "File") currently it tends to nav into the window/collapse menu. Do do that we would need custom transition? - nav/windowing: configure fade-in/fade-out delay on Ctrl+Tab? - nav/windowing: when CTRL+Tab/windowing is active, the HoveredWindow detection doesn't take account of the window display re-ordering. diff --git a/examples/example_allegro5/main.cpp b/examples/example_allegro5/main.cpp index be27e6b60..58045ae65 100644 --- a/examples/example_allegro5/main.cpp +++ b/examples/example_allegro5/main.cpp @@ -47,7 +47,7 @@ int main(int, char**) // 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). + // - 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. @@ -57,8 +57,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); bool show_demo_window = true; bool show_another_window = false; diff --git a/examples/example_android_opengl3/main.cpp b/examples/example_android_opengl3/main.cpp index c80199961..80f00a0db 100644 --- a/examples/example_android_opengl3/main.cpp +++ b/examples/example_android_opengl3/main.cpp @@ -15,7 +15,7 @@ static EGLDisplay g_EglDisplay = EGL_NO_DISPLAY; static EGLSurface g_EglSurface = EGL_NO_SURFACE; static EGLContext g_EglContext = EGL_NO_CONTEXT; -static struct android_app* g_App = NULL; +static struct android_app* g_App = nullptr; static bool g_Initialized = false; static char g_LogTag[] = "ImGuiExample"; static std::string g_IniFilename = ""; @@ -63,10 +63,10 @@ void android_main(struct android_app* app) struct android_poll_source* out_data; // Poll all events. If the app is not visible, this loop blocks until g_Initialized == true. - while (ALooper_pollAll(g_Initialized ? 0 : -1, NULL, &out_events, (void**)&out_data) >= 0) + while (ALooper_pollAll(g_Initialized ? 0 : -1, nullptr, &out_events, (void**)&out_data) >= 0) { // Process one event - if (out_data != NULL) + if (out_data != nullptr) out_data->process(app, out_data); // Exit the app by returning from within the infinite loop @@ -124,7 +124,7 @@ void Init(struct android_app* app) if (g_EglContext == EGL_NO_CONTEXT) __android_log_print(ANDROID_LOG_ERROR, g_LogTag, "%s", "eglCreateContext() returned EGL_NO_CONTEXT"); - g_EglSurface = eglCreateWindowSurface(g_EglDisplay, egl_config, g_App->window, NULL); + g_EglSurface = eglCreateWindowSurface(g_EglDisplay, egl_config, g_App->window, nullptr); eglMakeCurrent(g_EglDisplay, g_EglSurface, g_EglSurface, g_EglContext); } @@ -148,7 +148,7 @@ void Init(struct android_app* app) // 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. - // - 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). + // - 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. // - 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 \\ ! @@ -165,19 +165,19 @@ void Init(struct android_app* app) //ImFont* font; //font_data_size = GetAssetData("segoeui.ttf", &font_data); //font = io.Fonts->AddFontFromMemoryTTF(font_data, font_data_size, 16.0f); - //IM_ASSERT(font != NULL); + //IM_ASSERT(font != nullptr); //font_data_size = GetAssetData("DroidSans.ttf", &font_data); //font = io.Fonts->AddFontFromMemoryTTF(font_data, font_data_size, 16.0f); - //IM_ASSERT(font != NULL); + //IM_ASSERT(font != nullptr); //font_data_size = GetAssetData("Roboto-Medium.ttf", &font_data); //font = io.Fonts->AddFontFromMemoryTTF(font_data, font_data_size, 16.0f); - //IM_ASSERT(font != NULL); + //IM_ASSERT(font != nullptr); //font_data_size = GetAssetData("Cousine-Regular.ttf", &font_data); //font = io.Fonts->AddFontFromMemoryTTF(font_data, font_data_size, 15.0f); - //IM_ASSERT(font != NULL); + //IM_ASSERT(font != nullptr); //font_data_size = GetAssetData("ArialUni.ttf", &font_data); - //font = io.Fonts->AddFontFromMemoryTTF(font_data, font_data_size, 18.0f, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //font = io.Fonts->AddFontFromMemoryTTF(font_data, font_data_size, 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Arbitrary scale-up // FIXME: Put some effort into DPI awareness @@ -297,22 +297,22 @@ void Shutdown() static int ShowSoftKeyboardInput() { JavaVM* java_vm = g_App->activity->vm; - JNIEnv* java_env = NULL; + JNIEnv* java_env = nullptr; jint jni_return = java_vm->GetEnv((void**)&java_env, JNI_VERSION_1_6); if (jni_return == JNI_ERR) return -1; - jni_return = java_vm->AttachCurrentThread(&java_env, NULL); + jni_return = java_vm->AttachCurrentThread(&java_env, nullptr); if (jni_return != JNI_OK) return -2; jclass native_activity_clazz = java_env->GetObjectClass(g_App->activity->clazz); - if (native_activity_clazz == NULL) + if (native_activity_clazz == nullptr) return -3; jmethodID method_id = java_env->GetMethodID(native_activity_clazz, "showSoftInput", "()V"); - if (method_id == NULL) + if (method_id == nullptr) return -4; java_env->CallVoidMethod(g_App->activity->clazz, method_id); @@ -330,22 +330,22 @@ static int ShowSoftKeyboardInput() static int PollUnicodeChars() { JavaVM* java_vm = g_App->activity->vm; - JNIEnv* java_env = NULL; + JNIEnv* java_env = nullptr; jint jni_return = java_vm->GetEnv((void**)&java_env, JNI_VERSION_1_6); if (jni_return == JNI_ERR) return -1; - jni_return = java_vm->AttachCurrentThread(&java_env, NULL); + jni_return = java_vm->AttachCurrentThread(&java_env, nullptr); if (jni_return != JNI_OK) return -2; jclass native_activity_clazz = java_env->GetObjectClass(g_App->activity->clazz); - if (native_activity_clazz == NULL) + if (native_activity_clazz == nullptr) return -3; jmethodID method_id = java_env->GetMethodID(native_activity_clazz, "pollUnicodeChar", "()I"); - if (method_id == NULL) + if (method_id == nullptr) return -4; // Send the actual characters to Dear ImGui diff --git a/examples/example_apple_metal/main.mm b/examples/example_apple_metal/main.mm index 4087ff689..f260701b7 100644 --- a/examples/example_apple_metal/main.mm +++ b/examples/example_apple_metal/main.mm @@ -67,7 +67,7 @@ // 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). + // - 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. @@ -77,8 +77,8 @@ //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); return self; } diff --git a/examples/example_apple_opengl2/main.mm b/examples/example_apple_opengl2/main.mm index 38739ff63..54c2aa72b 100644 --- a/examples/example_apple_opengl2/main.mm +++ b/examples/example_apple_opengl2/main.mm @@ -55,7 +55,7 @@ // 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). + // - 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. @@ -65,8 +65,8 @@ //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); } -(void)updateAndDrawDemoView diff --git a/examples/example_emscripten_wgpu/main.cpp b/examples/example_emscripten_wgpu/main.cpp index 729e759df..9edf2d33c 100644 --- a/examples/example_emscripten_wgpu/main.cpp +++ b/examples/example_emscripten_wgpu/main.cpp @@ -15,9 +15,9 @@ #include // Global WebGPU required states -static WGPUDevice wgpu_device = NULL; -static WGPUSurface wgpu_surface = NULL; -static WGPUSwapChain wgpu_swap_chain = NULL; +static WGPUDevice wgpu_device = nullptr; +static WGPUSurface wgpu_surface = nullptr; +static WGPUSwapChain wgpu_swap_chain = nullptr; static int wgpu_swap_chain_width = 0; static int wgpu_swap_chain_height = 0; @@ -37,7 +37,7 @@ int main(int, char**) // Make sure GLFW does not initialize any graphics context. // This needs to be done explicitly later. glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API); - GLFWwindow* window = glfwCreateWindow(1280, 720, "Dear ImGui GLFW+WebGPU example", NULL, NULL); + GLFWwindow* window = glfwCreateWindow(1280, 720, "Dear ImGui GLFW+WebGPU example", nullptr, nullptr); if (!window) { glfwTerminate(); @@ -63,7 +63,7 @@ int main(int, char**) // For an Emscripten build we are disabling file-system access, so let's not attempt to do a fopen() of the imgui.ini file. // You may manually call LoadIniSettingsFromMemory() to load settings from your own storage. - io.IniFilename = NULL; + io.IniFilename = nullptr; // Setup Dear ImGui style ImGui::StyleColorsDark(); @@ -76,7 +76,7 @@ int main(int, char**) // 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). + // - 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. @@ -89,8 +89,8 @@ int main(int, char**) //io.Fonts->AddFontFromFileTTF("fonts/Roboto-Medium.ttf", 16.0f); //io.Fonts->AddFontFromFileTTF("fonts/Cousine-Regular.ttf", 15.0f); //io.Fonts->AddFontFromFileTTF("fonts/ProggyTiny.ttf", 10.0f); - //ImFont* font = io.Fonts->AddFontFromFileTTF("fonts/ArialUni.ttf", 18.0f, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("fonts/ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); #endif // This function will directly return and exit the main function. @@ -107,7 +107,7 @@ static bool InitWGPU() if (!wgpu_device) return false; - wgpuDeviceSetUncapturedErrorCallback(wgpu_device, print_wgpu_error, NULL); + wgpuDeviceSetUncapturedErrorCallback(wgpu_device, print_wgpu_error, nullptr); // Use C++ wrapper due to misbehavior in Emscripten. // Some offset computation for wgpuInstanceCreateSurface in JavaScript @@ -211,7 +211,7 @@ static void MainLoopStep(void* window) WGPURenderPassDescriptor render_pass_desc = {}; render_pass_desc.colorAttachmentCount = 1; render_pass_desc.colorAttachments = &color_attachments; - render_pass_desc.depthStencilAttachment = NULL; + render_pass_desc.depthStencilAttachment = nullptr; WGPUCommandEncoderDescriptor enc_desc = {}; WGPUCommandEncoder encoder = wgpuDeviceCreateCommandEncoder(wgpu_device, &enc_desc); diff --git a/examples/example_glfw_metal/main.mm b/examples/example_glfw_metal/main.mm index 9617862c5..de4fa3652 100644 --- a/examples/example_glfw_metal/main.mm +++ b/examples/example_glfw_metal/main.mm @@ -37,7 +37,7 @@ int main(int, char**) // 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). + // - 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. @@ -47,8 +47,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Setup window glfwSetErrorCallback(glfw_error_callback); @@ -57,8 +57,8 @@ int main(int, char**) // Create window with graphics context glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API); - GLFWwindow* window = glfwCreateWindow(1280, 720, "Dear ImGui GLFW+Metal example", NULL, NULL); - if (window == NULL) + GLFWwindow* window = glfwCreateWindow(1280, 720, "Dear ImGui GLFW+Metal example", nullptr, nullptr); + if (window == nullptr) return 1; id device = MTLCreateSystemDefaultDevice(); diff --git a/examples/example_glfw_opengl2/main.cpp b/examples/example_glfw_opengl2/main.cpp index a8d0a8c44..b26e2397b 100644 --- a/examples/example_glfw_opengl2/main.cpp +++ b/examples/example_glfw_opengl2/main.cpp @@ -36,8 +36,8 @@ int main(int, char**) return 1; // Create window with graphics context - GLFWwindow* window = glfwCreateWindow(1280, 720, "Dear ImGui GLFW+OpenGL2 example", NULL, NULL); - if (window == NULL) + GLFWwindow* window = glfwCreateWindow(1280, 720, "Dear ImGui GLFW+OpenGL2 example", nullptr, nullptr); + if (window == nullptr) return 1; glfwMakeContextCurrent(window); glfwSwapInterval(1); // Enable vsync @@ -60,7 +60,7 @@ int main(int, char**) // 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). + // - 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. @@ -70,8 +70,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Our state bool show_demo_window = true; diff --git a/examples/example_glfw_opengl3/main.cpp b/examples/example_glfw_opengl3/main.cpp index 580aae8fe..4b9f7a5c4 100644 --- a/examples/example_glfw_opengl3/main.cpp +++ b/examples/example_glfw_opengl3/main.cpp @@ -61,8 +61,8 @@ int main(int, char**) #endif // Create window with graphics context - GLFWwindow* window = glfwCreateWindow(1280, 720, "Dear ImGui GLFW+OpenGL3 example", NULL, NULL); - if (window == NULL) + GLFWwindow* window = glfwCreateWindow(1280, 720, "Dear ImGui GLFW+OpenGL3 example", nullptr, nullptr); + if (window == nullptr) return 1; glfwMakeContextCurrent(window); glfwSwapInterval(1); // Enable vsync @@ -85,7 +85,7 @@ int main(int, char**) // 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). + // - 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. @@ -96,8 +96,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Our state bool show_demo_window = true; @@ -108,7 +108,7 @@ int main(int, char**) #ifdef __EMSCRIPTEN__ // For an Emscripten build we are disabling file-system access, so let's not attempt to do a fopen() of the imgui.ini file. // You may manually call LoadIniSettingsFromMemory() to load settings from your own storage. - io.IniFilename = NULL; + io.IniFilename = nullptr; EMSCRIPTEN_MAINLOOP_BEGIN #else while (!glfwWindowShouldClose(window)) diff --git a/examples/example_glfw_vulkan/main.cpp b/examples/example_glfw_vulkan/main.cpp index 00d1c88de..f5f7f49d1 100644 --- a/examples/example_glfw_vulkan/main.cpp +++ b/examples/example_glfw_vulkan/main.cpp @@ -32,7 +32,7 @@ #endif // Data -static VkAllocationCallbacks* g_Allocator = NULL; +static VkAllocationCallbacks* g_Allocator = nullptr; static VkInstance g_Instance = VK_NULL_HANDLE; static VkPhysicalDevice g_PhysicalDevice = VK_NULL_HANDLE; static VkDevice g_Device = VK_NULL_HANDLE; @@ -98,14 +98,14 @@ static void SetupVulkan(const char** extensions, uint32_t extensions_count) // Get the function pointer (required for any extensions) auto vkCreateDebugReportCallbackEXT = (PFN_vkCreateDebugReportCallbackEXT)vkGetInstanceProcAddr(g_Instance, "vkCreateDebugReportCallbackEXT"); - IM_ASSERT(vkCreateDebugReportCallbackEXT != NULL); + IM_ASSERT(vkCreateDebugReportCallbackEXT != nullptr); // Setup the debug report callback VkDebugReportCallbackCreateInfoEXT debug_report_ci = {}; debug_report_ci.sType = VK_STRUCTURE_TYPE_DEBUG_REPORT_CALLBACK_CREATE_INFO_EXT; debug_report_ci.flags = VK_DEBUG_REPORT_ERROR_BIT_EXT | VK_DEBUG_REPORT_WARNING_BIT_EXT | VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT; debug_report_ci.pfnCallback = debug_report; - debug_report_ci.pUserData = NULL; + debug_report_ci.pUserData = nullptr; err = vkCreateDebugReportCallbackEXT(g_Instance, &debug_report_ci, g_Allocator, &g_DebugReport); check_vk_result(err); #else @@ -119,7 +119,7 @@ static void SetupVulkan(const char** extensions, uint32_t extensions_count) // Select GPU { uint32_t gpu_count; - err = vkEnumeratePhysicalDevices(g_Instance, &gpu_count, NULL); + err = vkEnumeratePhysicalDevices(g_Instance, &gpu_count, nullptr); check_vk_result(err); IM_ASSERT(gpu_count > 0); @@ -149,7 +149,7 @@ static void SetupVulkan(const char** extensions, uint32_t extensions_count) // Select graphics queue family { uint32_t count; - vkGetPhysicalDeviceQueueFamilyProperties(g_PhysicalDevice, &count, NULL); + vkGetPhysicalDeviceQueueFamilyProperties(g_PhysicalDevice, &count, nullptr); VkQueueFamilyProperties* queues = (VkQueueFamilyProperties*)malloc(sizeof(VkQueueFamilyProperties) * count); vkGetPhysicalDeviceQueueFamilyProperties(g_PhysicalDevice, &count, queues); for (uint32_t i = 0; i < count; i++) @@ -361,7 +361,7 @@ int main(int, char**) // Create window with Vulkan context glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API); - GLFWwindow* window = glfwCreateWindow(1280, 720, "Dear ImGui GLFW+Vulkan example", NULL, NULL); + GLFWwindow* window = glfwCreateWindow(1280, 720, "Dear ImGui GLFW+Vulkan example", nullptr, nullptr); if (!glfwVulkanSupported()) { printf("GLFW: Vulkan Not Supported\n"); @@ -414,7 +414,7 @@ int main(int, char**) // 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). + // - 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. @@ -424,8 +424,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Upload Fonts { diff --git a/examples/example_glut_opengl2/main.cpp b/examples/example_glut_opengl2/main.cpp index bde1f168c..9333d13a3 100644 --- a/examples/example_glut_opengl2/main.cpp +++ b/examples/example_glut_opengl2/main.cpp @@ -78,7 +78,7 @@ int main(int argc, char** argv) // 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). + // - 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. @@ -88,8 +88,8 @@ int main(int argc, char** argv) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Main loop glutMainLoop(); diff --git a/examples/example_null/main.cpp b/examples/example_null/main.cpp index 72381f0af..f7153cc48 100644 --- a/examples/example_null/main.cpp +++ b/examples/example_null/main.cpp @@ -11,7 +11,7 @@ int main(int, char**) ImGuiIO& io = ImGui::GetIO(); // Build atlas - unsigned char* tex_pixels = NULL; + unsigned char* tex_pixels = nullptr; int tex_w, tex_h; io.Fonts->GetTexDataAsRGBA32(&tex_pixels, &tex_w, &tex_h); @@ -26,7 +26,7 @@ int main(int, char**) ImGui::Text("Hello, world!"); ImGui::SliderFloat("float", &f, 0.0f, 1.0f); ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / io.Framerate, io.Framerate); - ImGui::ShowDemoWindow(NULL); + ImGui::ShowDemoWindow(nullptr); ImGui::Render(); } diff --git a/examples/example_sdl2_directx11/main.cpp b/examples/example_sdl2_directx11/main.cpp index e4361db1d..13cf22727 100644 --- a/examples/example_sdl2_directx11/main.cpp +++ b/examples/example_sdl2_directx11/main.cpp @@ -12,10 +12,10 @@ #include // Data -static ID3D11Device* g_pd3dDevice = NULL; -static ID3D11DeviceContext* g_pd3dDeviceContext = NULL; -static IDXGISwapChain* g_pSwapChain = NULL; -static ID3D11RenderTargetView* g_mainRenderTargetView = NULL; +static ID3D11Device* g_pd3dDevice = nullptr; +static ID3D11DeviceContext* g_pd3dDeviceContext = nullptr; +static IDXGISwapChain* g_pSwapChain = nullptr; +static ID3D11RenderTargetView* g_mainRenderTargetView = nullptr; // Forward declarations of helper functions bool CreateDeviceD3D(HWND hWnd); @@ -73,7 +73,7 @@ int main(int, char**) // 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). + // - 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. @@ -83,8 +83,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Our state bool show_demo_window = true; @@ -162,7 +162,7 @@ int main(int, char**) // Rendering ImGui::Render(); const float clear_color_with_alpha[4] = { clear_color.x * clear_color.w, clear_color.y * clear_color.w, clear_color.z * clear_color.w, clear_color.w }; - g_pd3dDeviceContext->OMSetRenderTargets(1, &g_mainRenderTargetView, NULL); + g_pd3dDeviceContext->OMSetRenderTargets(1, &g_mainRenderTargetView, nullptr); g_pd3dDeviceContext->ClearRenderTargetView(g_mainRenderTargetView, clear_color_with_alpha); ImGui_ImplDX11_RenderDrawData(ImGui::GetDrawData()); @@ -206,7 +206,7 @@ bool CreateDeviceD3D(HWND hWnd) //createDeviceFlags |= D3D11_CREATE_DEVICE_DEBUG; D3D_FEATURE_LEVEL featureLevel; const D3D_FEATURE_LEVEL featureLevelArray[2] = { D3D_FEATURE_LEVEL_11_0, D3D_FEATURE_LEVEL_10_0, }; - if (D3D11CreateDeviceAndSwapChain(NULL, D3D_DRIVER_TYPE_HARDWARE, NULL, createDeviceFlags, featureLevelArray, 2, D3D11_SDK_VERSION, &sd, &g_pSwapChain, &g_pd3dDevice, &featureLevel, &g_pd3dDeviceContext) != S_OK) + if (D3D11CreateDeviceAndSwapChain(nullptr, D3D_DRIVER_TYPE_HARDWARE, nullptr, createDeviceFlags, featureLevelArray, 2, D3D11_SDK_VERSION, &sd, &g_pSwapChain, &g_pd3dDevice, &featureLevel, &g_pd3dDeviceContext) != S_OK) return false; CreateRenderTarget(); @@ -216,20 +216,20 @@ bool CreateDeviceD3D(HWND hWnd) void CleanupDeviceD3D() { CleanupRenderTarget(); - if (g_pSwapChain) { g_pSwapChain->Release(); g_pSwapChain = NULL; } - if (g_pd3dDeviceContext) { g_pd3dDeviceContext->Release(); g_pd3dDeviceContext = NULL; } - if (g_pd3dDevice) { g_pd3dDevice->Release(); g_pd3dDevice = NULL; } + if (g_pSwapChain) { g_pSwapChain->Release(); g_pSwapChain = nullptr; } + if (g_pd3dDeviceContext) { g_pd3dDeviceContext->Release(); g_pd3dDeviceContext = nullptr; } + if (g_pd3dDevice) { g_pd3dDevice->Release(); g_pd3dDevice = nullptr; } } void CreateRenderTarget() { ID3D11Texture2D* pBackBuffer; g_pSwapChain->GetBuffer(0, IID_PPV_ARGS(&pBackBuffer)); - g_pd3dDevice->CreateRenderTargetView(pBackBuffer, NULL, &g_mainRenderTargetView); + g_pd3dDevice->CreateRenderTargetView(pBackBuffer, nullptr, &g_mainRenderTargetView); pBackBuffer->Release(); } void CleanupRenderTarget() { - if (g_mainRenderTargetView) { g_mainRenderTargetView->Release(); g_mainRenderTargetView = NULL; } + if (g_mainRenderTargetView) { g_mainRenderTargetView->Release(); g_mainRenderTargetView = nullptr; } } diff --git a/examples/example_sdl2_metal/main.mm b/examples/example_sdl2_metal/main.mm index ae5f4d410..9c112b5cc 100644 --- a/examples/example_sdl2_metal/main.mm +++ b/examples/example_sdl2_metal/main.mm @@ -28,7 +28,7 @@ int main(int, char**) // 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). + // - 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. @@ -38,8 +38,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Setup SDL // (Some versions of SDL before <2.0.10 appears to have performance/stalling issues on a minority of Windows systems, @@ -57,14 +57,14 @@ int main(int, char**) SDL_SetHint(SDL_HINT_IME_SHOW_UI, "1"); SDL_Window* window = SDL_CreateWindow("Dear ImGui SDL+Metal example", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1280, 720, SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI); - if (window == NULL) + if (window == nullptr) { printf("Error creating window: %s\n", SDL_GetError()); return -2; } SDL_Renderer* renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC); - if (renderer == NULL) + if (renderer == nullptr) { printf("Error creating renderer: %s\n", SDL_GetError()); return -3; diff --git a/examples/example_sdl2_opengl2/main.cpp b/examples/example_sdl2_opengl2/main.cpp index e569624c8..0d447a2f6 100644 --- a/examples/example_sdl2_opengl2/main.cpp +++ b/examples/example_sdl2_opengl2/main.cpp @@ -59,7 +59,7 @@ int main(int, char**) // 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). + // - 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. @@ -69,8 +69,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Our state bool show_demo_window = true; diff --git a/examples/example_sdl2_opengl3/main.cpp b/examples/example_sdl2_opengl3/main.cpp index 39c0db2a8..2bf37e27f 100644 --- a/examples/example_sdl2_opengl3/main.cpp +++ b/examples/example_sdl2_opengl3/main.cpp @@ -86,7 +86,7 @@ int main(int, char**) // 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). + // - 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. @@ -97,8 +97,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Our state bool show_demo_window = true; @@ -110,7 +110,7 @@ int main(int, char**) #ifdef __EMSCRIPTEN__ // For an Emscripten build we are disabling file-system access, so let's not attempt to do a fopen() of the imgui.ini file. // You may manually call LoadIniSettingsFromMemory() to load settings from your own storage. - io.IniFilename = NULL; + io.IniFilename = nullptr; EMSCRIPTEN_MAINLOOP_BEGIN #else while (!done) diff --git a/examples/example_sdl2_sdlrenderer/main.cpp b/examples/example_sdl2_sdlrenderer/main.cpp index 4961855c5..507d2a10b 100644 --- a/examples/example_sdl2_sdlrenderer/main.cpp +++ b/examples/example_sdl2_sdlrenderer/main.cpp @@ -36,7 +36,7 @@ int main(int, char**) SDL_WindowFlags window_flags = (SDL_WindowFlags)(SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI); SDL_Window* window = SDL_CreateWindow("Dear ImGui SDL2+SDL_Renderer example", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1280, 720, window_flags); SDL_Renderer* renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_ACCELERATED); - if (renderer == NULL) + if (renderer == nullptr) { SDL_Log("Error creating SDL_Renderer!"); return 0; @@ -63,7 +63,7 @@ int main(int, char**) // 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). + // - 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. @@ -73,8 +73,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Our state bool show_demo_window = true; diff --git a/examples/example_sdl2_vulkan/main.cpp b/examples/example_sdl2_vulkan/main.cpp index 7eb4a975d..8a2d9b7db 100644 --- a/examples/example_sdl2_vulkan/main.cpp +++ b/examples/example_sdl2_vulkan/main.cpp @@ -24,7 +24,7 @@ #endif // Data -static VkAllocationCallbacks* g_Allocator = NULL; +static VkAllocationCallbacks* g_Allocator = nullptr; static VkInstance g_Instance = VK_NULL_HANDLE; static VkPhysicalDevice g_PhysicalDevice = VK_NULL_HANDLE; static VkDevice g_Device = VK_NULL_HANDLE; @@ -86,14 +86,14 @@ static void SetupVulkan(const char** extensions, uint32_t extensions_count) // Get the function pointer (required for any extensions) auto vkCreateDebugReportCallbackEXT = (PFN_vkCreateDebugReportCallbackEXT)vkGetInstanceProcAddr(g_Instance, "vkCreateDebugReportCallbackEXT"); - IM_ASSERT(vkCreateDebugReportCallbackEXT != NULL); + IM_ASSERT(vkCreateDebugReportCallbackEXT != nullptr); // Setup the debug report callback VkDebugReportCallbackCreateInfoEXT debug_report_ci = {}; debug_report_ci.sType = VK_STRUCTURE_TYPE_DEBUG_REPORT_CALLBACK_CREATE_INFO_EXT; debug_report_ci.flags = VK_DEBUG_REPORT_ERROR_BIT_EXT | VK_DEBUG_REPORT_WARNING_BIT_EXT | VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT; debug_report_ci.pfnCallback = debug_report; - debug_report_ci.pUserData = NULL; + debug_report_ci.pUserData = nullptr; err = vkCreateDebugReportCallbackEXT(g_Instance, &debug_report_ci, g_Allocator, &g_DebugReport); check_vk_result(err); #else @@ -107,7 +107,7 @@ static void SetupVulkan(const char** extensions, uint32_t extensions_count) // Select GPU { uint32_t gpu_count; - err = vkEnumeratePhysicalDevices(g_Instance, &gpu_count, NULL); + err = vkEnumeratePhysicalDevices(g_Instance, &gpu_count, nullptr); check_vk_result(err); IM_ASSERT(gpu_count > 0); @@ -137,7 +137,7 @@ static void SetupVulkan(const char** extensions, uint32_t extensions_count) // Select graphics queue family { uint32_t count; - vkGetPhysicalDeviceQueueFamilyProperties(g_PhysicalDevice, &count, NULL); + vkGetPhysicalDeviceQueueFamilyProperties(g_PhysicalDevice, &count, nullptr); VkQueueFamilyProperties* queues = (VkQueueFamilyProperties*)malloc(sizeof(VkQueueFamilyProperties) * count); vkGetPhysicalDeviceQueueFamilyProperties(g_PhysicalDevice, &count, queues); for (uint32_t i = 0; i < count; i++) @@ -359,7 +359,7 @@ int main(int, char**) SDL_WindowFlags window_flags = (SDL_WindowFlags)(SDL_WINDOW_VULKAN | SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI); SDL_Window* window = SDL_CreateWindow("Dear ImGui SDL2+Vulkan example", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1280, 720, window_flags); uint32_t extensions_count = 0; - SDL_Vulkan_GetInstanceExtensions(window, &extensions_count, NULL); + SDL_Vulkan_GetInstanceExtensions(window, &extensions_count, nullptr); const char** extensions = new const char*[extensions_count]; SDL_Vulkan_GetInstanceExtensions(window, &extensions_count, extensions); SetupVulkan(extensions, extensions_count); @@ -412,7 +412,7 @@ int main(int, char**) // 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). + // - 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. @@ -422,8 +422,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Upload Fonts { diff --git a/examples/example_sdl3_opengl3/main.cpp b/examples/example_sdl3_opengl3/main.cpp index 99b0ee77e..702baeff8 100644 --- a/examples/example_sdl3_opengl3/main.cpp +++ b/examples/example_sdl3_opengl3/main.cpp @@ -62,7 +62,7 @@ int main(int, char**) SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 8); SDL_WindowFlags window_flags = (SDL_WindowFlags)(SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE | SDL_WINDOW_HIDDEN); SDL_Window* window = SDL_CreateWindow("Dear ImGui SDL3+OpenGL3 example", 1280, 720, window_flags); - if (window == NULL) + if (window == nullptr) { printf("Error: SDL_CreateWindow(): %s\n", SDL_GetError()); return -1; @@ -91,7 +91,7 @@ int main(int, char**) // 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). + // - 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. @@ -102,8 +102,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Our state bool show_demo_window = true; @@ -115,7 +115,7 @@ int main(int, char**) #ifdef __EMSCRIPTEN__ // For an Emscripten build we are disabling file-system access, so let's not attempt to do a fopen() of the imgui.ini file. // You may manually call LoadIniSettingsFromMemory() to load settings from your own storage. - io.IniFilename = NULL; + io.IniFilename = nullptr; EMSCRIPTEN_MAINLOOP_BEGIN #else while (!done) diff --git a/examples/example_win32_directx10/main.cpp b/examples/example_win32_directx10/main.cpp index fd5aa014a..5211157d3 100644 --- a/examples/example_win32_directx10/main.cpp +++ b/examples/example_win32_directx10/main.cpp @@ -10,9 +10,9 @@ #include // Data -static ID3D10Device* g_pd3dDevice = NULL; -static IDXGISwapChain* g_pSwapChain = NULL; -static ID3D10RenderTargetView* g_mainRenderTargetView = NULL; +static ID3D10Device* g_pd3dDevice = nullptr; +static IDXGISwapChain* g_pSwapChain = nullptr; +static ID3D10RenderTargetView* g_mainRenderTargetView = nullptr; // Forward declarations of helper functions bool CreateDeviceD3D(HWND hWnd); @@ -26,9 +26,9 @@ int main(int, char**) { // Create application window //ImGui_ImplWin32_EnableDpiAwareness(); - WNDCLASSEXW wc = { sizeof(wc), CS_CLASSDC, WndProc, 0L, 0L, GetModuleHandle(NULL), NULL, NULL, NULL, NULL, L"ImGui Example", NULL }; + WNDCLASSEXW wc = { sizeof(wc), CS_CLASSDC, WndProc, 0L, 0L, GetModuleHandle(nullptr), nullptr, nullptr, nullptr, nullptr, L"ImGui Example", nullptr }; ::RegisterClassExW(&wc); - HWND hwnd = ::CreateWindowW(wc.lpszClassName, L"Dear ImGui DirectX10 Example", WS_OVERLAPPEDWINDOW, 100, 100, 1280, 800, NULL, NULL, wc.hInstance, NULL); + HWND hwnd = ::CreateWindowW(wc.lpszClassName, L"Dear ImGui DirectX10 Example", WS_OVERLAPPEDWINDOW, 100, 100, 1280, 800, nullptr, nullptr, wc.hInstance, nullptr); // Initialize Direct3D if (!CreateDeviceD3D(hwnd)) @@ -60,7 +60,7 @@ int main(int, char**) // 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). + // - 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. @@ -70,8 +70,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Our state bool show_demo_window = true; @@ -85,7 +85,7 @@ int main(int, char**) // Poll and handle messages (inputs, window resize, etc.) // See the WndProc() function below for our to dispatch events to the Win32 backend. MSG msg; - while (::PeekMessage(&msg, NULL, 0U, 0U, PM_REMOVE)) + while (::PeekMessage(&msg, nullptr, 0U, 0U, PM_REMOVE)) { ::TranslateMessage(&msg); ::DispatchMessage(&msg); @@ -140,7 +140,7 @@ int main(int, char**) // Rendering ImGui::Render(); const float clear_color_with_alpha[4] = { clear_color.x * clear_color.w, clear_color.y * clear_color.w, clear_color.z * clear_color.w, clear_color.w }; - g_pd3dDevice->OMSetRenderTargets(1, &g_mainRenderTargetView, NULL); + g_pd3dDevice->OMSetRenderTargets(1, &g_mainRenderTargetView, nullptr); g_pd3dDevice->ClearRenderTargetView(g_mainRenderTargetView, clear_color_with_alpha); ImGui_ImplDX10_RenderDrawData(ImGui::GetDrawData()); @@ -182,9 +182,9 @@ bool CreateDeviceD3D(HWND hWnd) UINT createDeviceFlags = 0; //createDeviceFlags |= D3D10_CREATE_DEVICE_DEBUG; - HRESULT res = D3D10CreateDeviceAndSwapChain(NULL, D3D10_DRIVER_TYPE_HARDWARE, NULL, createDeviceFlags, D3D10_SDK_VERSION, &sd, &g_pSwapChain, &g_pd3dDevice); + HRESULT res = D3D10CreateDeviceAndSwapChain(nullptr, D3D10_DRIVER_TYPE_HARDWARE, nullptr, createDeviceFlags, D3D10_SDK_VERSION, &sd, &g_pSwapChain, &g_pd3dDevice); if (res == DXGI_ERROR_UNSUPPORTED) // Try high-performance WARP software driver if hardware is not available. - res = D3D10CreateDeviceAndSwapChain(NULL, D3D10_DRIVER_TYPE_WARP, NULL, createDeviceFlags, D3D10_SDK_VERSION, &sd, &g_pSwapChain, &g_pd3dDevice); + res = D3D10CreateDeviceAndSwapChain(nullptr, D3D10_DRIVER_TYPE_WARP, nullptr, createDeviceFlags, D3D10_SDK_VERSION, &sd, &g_pSwapChain, &g_pd3dDevice); if (res != S_OK) return false; @@ -195,21 +195,21 @@ bool CreateDeviceD3D(HWND hWnd) void CleanupDeviceD3D() { CleanupRenderTarget(); - if (g_pSwapChain) { g_pSwapChain->Release(); g_pSwapChain = NULL; } - if (g_pd3dDevice) { g_pd3dDevice->Release(); g_pd3dDevice = NULL; } + if (g_pSwapChain) { g_pSwapChain->Release(); g_pSwapChain = nullptr; } + if (g_pd3dDevice) { g_pd3dDevice->Release(); g_pd3dDevice = nullptr; } } void CreateRenderTarget() { ID3D10Texture2D* pBackBuffer; g_pSwapChain->GetBuffer(0, IID_PPV_ARGS(&pBackBuffer)); - g_pd3dDevice->CreateRenderTargetView(pBackBuffer, NULL, &g_mainRenderTargetView); + g_pd3dDevice->CreateRenderTargetView(pBackBuffer, nullptr, &g_mainRenderTargetView); pBackBuffer->Release(); } void CleanupRenderTarget() { - if (g_mainRenderTargetView) { g_mainRenderTargetView->Release(); g_mainRenderTargetView = NULL; } + if (g_mainRenderTargetView) { g_mainRenderTargetView->Release(); g_mainRenderTargetView = nullptr; } } // Forward declare message handler from imgui_impl_win32.cpp @@ -228,7 +228,7 @@ LRESULT WINAPI WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) switch (msg) { case WM_SIZE: - if (g_pd3dDevice != NULL && wParam != SIZE_MINIMIZED) + if (g_pd3dDevice != nullptr && wParam != SIZE_MINIMIZED) { CleanupRenderTarget(); g_pSwapChain->ResizeBuffers(0, (UINT)LOWORD(lParam), (UINT)HIWORD(lParam), DXGI_FORMAT_UNKNOWN, 0); diff --git a/examples/example_win32_directx11/main.cpp b/examples/example_win32_directx11/main.cpp index 2cf890f02..df6cd06ff 100644 --- a/examples/example_win32_directx11/main.cpp +++ b/examples/example_win32_directx11/main.cpp @@ -9,10 +9,10 @@ #include // Data -static ID3D11Device* g_pd3dDevice = NULL; -static ID3D11DeviceContext* g_pd3dDeviceContext = NULL; -static IDXGISwapChain* g_pSwapChain = NULL; -static ID3D11RenderTargetView* g_mainRenderTargetView = NULL; +static ID3D11Device* g_pd3dDevice = nullptr; +static ID3D11DeviceContext* g_pd3dDeviceContext = nullptr; +static IDXGISwapChain* g_pSwapChain = nullptr; +static ID3D11RenderTargetView* g_mainRenderTargetView = nullptr; // Forward declarations of helper functions bool CreateDeviceD3D(HWND hWnd); @@ -26,9 +26,9 @@ int main(int, char**) { // Create application window //ImGui_ImplWin32_EnableDpiAwareness(); - WNDCLASSEXW wc = { sizeof(wc), CS_CLASSDC, WndProc, 0L, 0L, GetModuleHandle(NULL), NULL, NULL, NULL, NULL, L"ImGui Example", NULL }; + WNDCLASSEXW wc = { sizeof(wc), CS_CLASSDC, WndProc, 0L, 0L, GetModuleHandle(nullptr), nullptr, nullptr, nullptr, nullptr, L"ImGui Example", nullptr }; ::RegisterClassExW(&wc); - HWND hwnd = ::CreateWindowW(wc.lpszClassName, L"Dear ImGui DirectX11 Example", WS_OVERLAPPEDWINDOW, 100, 100, 1280, 800, NULL, NULL, wc.hInstance, NULL); + HWND hwnd = ::CreateWindowW(wc.lpszClassName, L"Dear ImGui DirectX11 Example", WS_OVERLAPPEDWINDOW, 100, 100, 1280, 800, nullptr, nullptr, wc.hInstance, nullptr); // Initialize Direct3D if (!CreateDeviceD3D(hwnd)) @@ -60,7 +60,7 @@ int main(int, char**) // 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). + // - 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. @@ -70,8 +70,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Our state bool show_demo_window = true; @@ -85,7 +85,7 @@ int main(int, char**) // Poll and handle messages (inputs, window resize, etc.) // See the WndProc() function below for our to dispatch events to the Win32 backend. MSG msg; - while (::PeekMessage(&msg, NULL, 0U, 0U, PM_REMOVE)) + while (::PeekMessage(&msg, nullptr, 0U, 0U, PM_REMOVE)) { ::TranslateMessage(&msg); ::DispatchMessage(&msg); @@ -140,7 +140,7 @@ int main(int, char**) // Rendering ImGui::Render(); const float clear_color_with_alpha[4] = { clear_color.x * clear_color.w, clear_color.y * clear_color.w, clear_color.z * clear_color.w, clear_color.w }; - g_pd3dDeviceContext->OMSetRenderTargets(1, &g_mainRenderTargetView, NULL); + g_pd3dDeviceContext->OMSetRenderTargets(1, &g_mainRenderTargetView, nullptr); g_pd3dDeviceContext->ClearRenderTargetView(g_mainRenderTargetView, clear_color_with_alpha); ImGui_ImplDX11_RenderDrawData(ImGui::GetDrawData()); @@ -185,9 +185,9 @@ bool CreateDeviceD3D(HWND hWnd) //createDeviceFlags |= D3D11_CREATE_DEVICE_DEBUG; D3D_FEATURE_LEVEL featureLevel; const D3D_FEATURE_LEVEL featureLevelArray[2] = { D3D_FEATURE_LEVEL_11_0, D3D_FEATURE_LEVEL_10_0, }; - HRESULT res = D3D11CreateDeviceAndSwapChain(NULL, D3D_DRIVER_TYPE_HARDWARE, NULL, createDeviceFlags, featureLevelArray, 2, D3D11_SDK_VERSION, &sd, &g_pSwapChain, &g_pd3dDevice, &featureLevel, &g_pd3dDeviceContext); + HRESULT res = D3D11CreateDeviceAndSwapChain(nullptr, D3D_DRIVER_TYPE_HARDWARE, nullptr, createDeviceFlags, featureLevelArray, 2, D3D11_SDK_VERSION, &sd, &g_pSwapChain, &g_pd3dDevice, &featureLevel, &g_pd3dDeviceContext); if (res == DXGI_ERROR_UNSUPPORTED) // Try high-performance WARP software driver if hardware is not available. - res = D3D11CreateDeviceAndSwapChain(NULL, D3D_DRIVER_TYPE_WARP, NULL, createDeviceFlags, featureLevelArray, 2, D3D11_SDK_VERSION, &sd, &g_pSwapChain, &g_pd3dDevice, &featureLevel, &g_pd3dDeviceContext); + res = D3D11CreateDeviceAndSwapChain(nullptr, D3D_DRIVER_TYPE_WARP, nullptr, createDeviceFlags, featureLevelArray, 2, D3D11_SDK_VERSION, &sd, &g_pSwapChain, &g_pd3dDevice, &featureLevel, &g_pd3dDeviceContext); if (res != S_OK) return false; @@ -198,22 +198,22 @@ bool CreateDeviceD3D(HWND hWnd) void CleanupDeviceD3D() { CleanupRenderTarget(); - if (g_pSwapChain) { g_pSwapChain->Release(); g_pSwapChain = NULL; } - if (g_pd3dDeviceContext) { g_pd3dDeviceContext->Release(); g_pd3dDeviceContext = NULL; } - if (g_pd3dDevice) { g_pd3dDevice->Release(); g_pd3dDevice = NULL; } + if (g_pSwapChain) { g_pSwapChain->Release(); g_pSwapChain = nullptr; } + if (g_pd3dDeviceContext) { g_pd3dDeviceContext->Release(); g_pd3dDeviceContext = nullptr; } + if (g_pd3dDevice) { g_pd3dDevice->Release(); g_pd3dDevice = nullptr; } } void CreateRenderTarget() { ID3D11Texture2D* pBackBuffer; g_pSwapChain->GetBuffer(0, IID_PPV_ARGS(&pBackBuffer)); - g_pd3dDevice->CreateRenderTargetView(pBackBuffer, NULL, &g_mainRenderTargetView); + g_pd3dDevice->CreateRenderTargetView(pBackBuffer, nullptr, &g_mainRenderTargetView); pBackBuffer->Release(); } void CleanupRenderTarget() { - if (g_mainRenderTargetView) { g_mainRenderTargetView->Release(); g_mainRenderTargetView = NULL; } + if (g_mainRenderTargetView) { g_mainRenderTargetView->Release(); g_mainRenderTargetView = nullptr; } } // Forward declare message handler from imgui_impl_win32.cpp @@ -232,7 +232,7 @@ LRESULT WINAPI WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) switch (msg) { case WM_SIZE: - if (g_pd3dDevice != NULL && wParam != SIZE_MINIMIZED) + if (g_pd3dDevice != nullptr && wParam != SIZE_MINIMIZED) { CleanupRenderTarget(); g_pSwapChain->ResizeBuffers(0, (UINT)LOWORD(lParam), (UINT)HIWORD(lParam), DXGI_FORMAT_UNKNOWN, 0); diff --git a/examples/example_win32_directx12/main.cpp b/examples/example_win32_directx12/main.cpp index 24b2d95cd..4c11158d1 100644 --- a/examples/example_win32_directx12/main.cpp +++ b/examples/example_win32_directx12/main.cpp @@ -34,16 +34,16 @@ static FrameContext g_frameContext[NUM_FRAMES_IN_FLIGHT] = {}; static UINT g_frameIndex = 0; static int const NUM_BACK_BUFFERS = 3; -static ID3D12Device* g_pd3dDevice = NULL; -static ID3D12DescriptorHeap* g_pd3dRtvDescHeap = NULL; -static ID3D12DescriptorHeap* g_pd3dSrvDescHeap = NULL; -static ID3D12CommandQueue* g_pd3dCommandQueue = NULL; -static ID3D12GraphicsCommandList* g_pd3dCommandList = NULL; -static ID3D12Fence* g_fence = NULL; -static HANDLE g_fenceEvent = NULL; +static ID3D12Device* g_pd3dDevice = nullptr; +static ID3D12DescriptorHeap* g_pd3dRtvDescHeap = nullptr; +static ID3D12DescriptorHeap* g_pd3dSrvDescHeap = nullptr; +static ID3D12CommandQueue* g_pd3dCommandQueue = nullptr; +static ID3D12GraphicsCommandList* g_pd3dCommandList = nullptr; +static ID3D12Fence* g_fence = nullptr; +static HANDLE g_fenceEvent = nullptr; static UINT64 g_fenceLastSignaledValue = 0; -static IDXGISwapChain3* g_pSwapChain = NULL; -static HANDLE g_hSwapChainWaitableObject = NULL; +static IDXGISwapChain3* g_pSwapChain = nullptr; +static HANDLE g_hSwapChainWaitableObject = nullptr; static ID3D12Resource* g_mainRenderTargetResource[NUM_BACK_BUFFERS] = {}; static D3D12_CPU_DESCRIPTOR_HANDLE g_mainRenderTargetDescriptor[NUM_BACK_BUFFERS] = {}; @@ -61,9 +61,9 @@ int main(int, char**) { // Create application window //ImGui_ImplWin32_EnableDpiAwareness(); - WNDCLASSEXW wc = { sizeof(wc), CS_CLASSDC, WndProc, 0L, 0L, GetModuleHandle(NULL), NULL, NULL, NULL, NULL, L"ImGui Example", NULL }; + WNDCLASSEXW wc = { sizeof(wc), CS_CLASSDC, WndProc, 0L, 0L, GetModuleHandle(nullptr), nullptr, nullptr, nullptr, nullptr, L"ImGui Example", nullptr }; ::RegisterClassExW(&wc); - HWND hwnd = ::CreateWindowW(wc.lpszClassName, L"Dear ImGui DirectX12 Example", WS_OVERLAPPEDWINDOW, 100, 100, 1280, 800, NULL, NULL, wc.hInstance, NULL); + HWND hwnd = ::CreateWindowW(wc.lpszClassName, L"Dear ImGui DirectX12 Example", WS_OVERLAPPEDWINDOW, 100, 100, 1280, 800, nullptr, nullptr, wc.hInstance, nullptr); // Initialize Direct3D if (!CreateDeviceD3D(hwnd)) @@ -98,7 +98,7 @@ int main(int, char**) // 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). + // - 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. @@ -108,8 +108,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Our state bool show_demo_window = true; @@ -123,7 +123,7 @@ int main(int, char**) // Poll and handle messages (inputs, window resize, etc.) // See the WndProc() function below for our to dispatch events to the Win32 backend. MSG msg; - while (::PeekMessage(&msg, NULL, 0U, 0U, PM_REMOVE)) + while (::PeekMessage(&msg, nullptr, 0U, 0U, PM_REMOVE)) { ::TranslateMessage(&msg); ::DispatchMessage(&msg); @@ -189,13 +189,13 @@ int main(int, char**) barrier.Transition.Subresource = D3D12_RESOURCE_BARRIER_ALL_SUBRESOURCES; barrier.Transition.StateBefore = D3D12_RESOURCE_STATE_PRESENT; barrier.Transition.StateAfter = D3D12_RESOURCE_STATE_RENDER_TARGET; - g_pd3dCommandList->Reset(frameCtx->CommandAllocator, NULL); + g_pd3dCommandList->Reset(frameCtx->CommandAllocator, nullptr); g_pd3dCommandList->ResourceBarrier(1, &barrier); // Render Dear ImGui graphics const float clear_color_with_alpha[4] = { clear_color.x * clear_color.w, clear_color.y * clear_color.w, clear_color.z * clear_color.w, clear_color.w }; - g_pd3dCommandList->ClearRenderTargetView(g_mainRenderTargetDescriptor[backBufferIdx], clear_color_with_alpha, 0, NULL); - g_pd3dCommandList->OMSetRenderTargets(1, &g_mainRenderTargetDescriptor[backBufferIdx], FALSE, NULL); + g_pd3dCommandList->ClearRenderTargetView(g_mainRenderTargetDescriptor[backBufferIdx], clear_color_with_alpha, 0, nullptr); + g_pd3dCommandList->OMSetRenderTargets(1, &g_mainRenderTargetDescriptor[backBufferIdx], FALSE, nullptr); g_pd3dCommandList->SetDescriptorHeaps(1, &g_pd3dSrvDescHeap); ImGui_ImplDX12_RenderDrawData(ImGui::GetDrawData(), g_pd3dCommandList); barrier.Transition.StateBefore = D3D12_RESOURCE_STATE_RENDER_TARGET; @@ -252,21 +252,21 @@ bool CreateDeviceD3D(HWND hWnd) // [DEBUG] Enable debug interface #ifdef DX12_ENABLE_DEBUG_LAYER - ID3D12Debug* pdx12Debug = NULL; + ID3D12Debug* pdx12Debug = nullptr; if (SUCCEEDED(D3D12GetDebugInterface(IID_PPV_ARGS(&pdx12Debug)))) pdx12Debug->EnableDebugLayer(); #endif // Create device D3D_FEATURE_LEVEL featureLevel = D3D_FEATURE_LEVEL_11_0; - if (D3D12CreateDevice(NULL, featureLevel, IID_PPV_ARGS(&g_pd3dDevice)) != S_OK) + if (D3D12CreateDevice(nullptr, featureLevel, IID_PPV_ARGS(&g_pd3dDevice)) != S_OK) return false; // [DEBUG] Setup debug interface to break on any warnings/errors #ifdef DX12_ENABLE_DEBUG_LAYER - if (pdx12Debug != NULL) + if (pdx12Debug != nullptr) { - ID3D12InfoQueue* pInfoQueue = NULL; + ID3D12InfoQueue* pInfoQueue = nullptr; g_pd3dDevice->QueryInterface(IID_PPV_ARGS(&pInfoQueue)); pInfoQueue->SetBreakOnSeverity(D3D12_MESSAGE_SEVERITY_ERROR, true); pInfoQueue->SetBreakOnSeverity(D3D12_MESSAGE_SEVERITY_CORRUPTION, true); @@ -316,23 +316,23 @@ bool CreateDeviceD3D(HWND hWnd) if (g_pd3dDevice->CreateCommandAllocator(D3D12_COMMAND_LIST_TYPE_DIRECT, IID_PPV_ARGS(&g_frameContext[i].CommandAllocator)) != S_OK) return false; - if (g_pd3dDevice->CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, g_frameContext[0].CommandAllocator, NULL, IID_PPV_ARGS(&g_pd3dCommandList)) != S_OK || + if (g_pd3dDevice->CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, g_frameContext[0].CommandAllocator, nullptr, IID_PPV_ARGS(&g_pd3dCommandList)) != S_OK || g_pd3dCommandList->Close() != S_OK) return false; if (g_pd3dDevice->CreateFence(0, D3D12_FENCE_FLAG_NONE, IID_PPV_ARGS(&g_fence)) != S_OK) return false; - g_fenceEvent = CreateEvent(NULL, FALSE, FALSE, NULL); - if (g_fenceEvent == NULL) + g_fenceEvent = CreateEvent(nullptr, FALSE, FALSE, nullptr); + if (g_fenceEvent == nullptr) return false; { - IDXGIFactory4* dxgiFactory = NULL; - IDXGISwapChain1* swapChain1 = NULL; + IDXGIFactory4* dxgiFactory = nullptr; + IDXGISwapChain1* swapChain1 = nullptr; if (CreateDXGIFactory1(IID_PPV_ARGS(&dxgiFactory)) != S_OK) return false; - if (dxgiFactory->CreateSwapChainForHwnd(g_pd3dCommandQueue, hWnd, &sd, NULL, NULL, &swapChain1) != S_OK) + if (dxgiFactory->CreateSwapChainForHwnd(g_pd3dCommandQueue, hWnd, &sd, nullptr, nullptr, &swapChain1) != S_OK) return false; if (swapChain1->QueryInterface(IID_PPV_ARGS(&g_pSwapChain)) != S_OK) return false; @@ -349,20 +349,20 @@ bool CreateDeviceD3D(HWND hWnd) void CleanupDeviceD3D() { CleanupRenderTarget(); - if (g_pSwapChain) { g_pSwapChain->SetFullscreenState(false, NULL); g_pSwapChain->Release(); g_pSwapChain = NULL; } - if (g_hSwapChainWaitableObject != NULL) { CloseHandle(g_hSwapChainWaitableObject); } + if (g_pSwapChain) { g_pSwapChain->SetFullscreenState(false, nullptr); g_pSwapChain->Release(); g_pSwapChain = nullptr; } + if (g_hSwapChainWaitableObject != nullptr) { CloseHandle(g_hSwapChainWaitableObject); } for (UINT i = 0; i < NUM_FRAMES_IN_FLIGHT; i++) - if (g_frameContext[i].CommandAllocator) { g_frameContext[i].CommandAllocator->Release(); g_frameContext[i].CommandAllocator = NULL; } - if (g_pd3dCommandQueue) { g_pd3dCommandQueue->Release(); g_pd3dCommandQueue = NULL; } - if (g_pd3dCommandList) { g_pd3dCommandList->Release(); g_pd3dCommandList = NULL; } - if (g_pd3dRtvDescHeap) { g_pd3dRtvDescHeap->Release(); g_pd3dRtvDescHeap = NULL; } - if (g_pd3dSrvDescHeap) { g_pd3dSrvDescHeap->Release(); g_pd3dSrvDescHeap = NULL; } - if (g_fence) { g_fence->Release(); g_fence = NULL; } - if (g_fenceEvent) { CloseHandle(g_fenceEvent); g_fenceEvent = NULL; } - if (g_pd3dDevice) { g_pd3dDevice->Release(); g_pd3dDevice = NULL; } + if (g_frameContext[i].CommandAllocator) { g_frameContext[i].CommandAllocator->Release(); g_frameContext[i].CommandAllocator = nullptr; } + if (g_pd3dCommandQueue) { g_pd3dCommandQueue->Release(); g_pd3dCommandQueue = nullptr; } + if (g_pd3dCommandList) { g_pd3dCommandList->Release(); g_pd3dCommandList = nullptr; } + if (g_pd3dRtvDescHeap) { g_pd3dRtvDescHeap->Release(); g_pd3dRtvDescHeap = nullptr; } + if (g_pd3dSrvDescHeap) { g_pd3dSrvDescHeap->Release(); g_pd3dSrvDescHeap = nullptr; } + if (g_fence) { g_fence->Release(); g_fence = nullptr; } + if (g_fenceEvent) { CloseHandle(g_fenceEvent); g_fenceEvent = nullptr; } + if (g_pd3dDevice) { g_pd3dDevice->Release(); g_pd3dDevice = nullptr; } #ifdef DX12_ENABLE_DEBUG_LAYER - IDXGIDebug1* pDebug = NULL; + IDXGIDebug1* pDebug = nullptr; if (SUCCEEDED(DXGIGetDebugInterface1(0, IID_PPV_ARGS(&pDebug)))) { pDebug->ReportLiveObjects(DXGI_DEBUG_ALL, DXGI_DEBUG_RLO_SUMMARY); @@ -375,9 +375,9 @@ void CreateRenderTarget() { for (UINT i = 0; i < NUM_BACK_BUFFERS; i++) { - ID3D12Resource* pBackBuffer = NULL; + ID3D12Resource* pBackBuffer = nullptr; g_pSwapChain->GetBuffer(i, IID_PPV_ARGS(&pBackBuffer)); - g_pd3dDevice->CreateRenderTargetView(pBackBuffer, NULL, g_mainRenderTargetDescriptor[i]); + g_pd3dDevice->CreateRenderTargetView(pBackBuffer, nullptr, g_mainRenderTargetDescriptor[i]); g_mainRenderTargetResource[i] = pBackBuffer; } } @@ -387,7 +387,7 @@ void CleanupRenderTarget() WaitForLastSubmittedFrame(); for (UINT i = 0; i < NUM_BACK_BUFFERS; i++) - if (g_mainRenderTargetResource[i]) { g_mainRenderTargetResource[i]->Release(); g_mainRenderTargetResource[i] = NULL; } + if (g_mainRenderTargetResource[i]) { g_mainRenderTargetResource[i]->Release(); g_mainRenderTargetResource[i] = nullptr; } } void WaitForLastSubmittedFrame() @@ -411,7 +411,7 @@ FrameContext* WaitForNextFrameResources() UINT nextFrameIndex = g_frameIndex + 1; g_frameIndex = nextFrameIndex; - HANDLE waitableObjects[] = { g_hSwapChainWaitableObject, NULL }; + HANDLE waitableObjects[] = { g_hSwapChainWaitableObject, nullptr }; DWORD numWaitableObjects = 1; FrameContext* frameCtx = &g_frameContext[nextFrameIndex % NUM_FRAMES_IN_FLIGHT]; @@ -445,7 +445,7 @@ LRESULT WINAPI WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) switch (msg) { case WM_SIZE: - if (g_pd3dDevice != NULL && wParam != SIZE_MINIMIZED) + if (g_pd3dDevice != nullptr && wParam != SIZE_MINIMIZED) { WaitForLastSubmittedFrame(); CleanupRenderTarget(); diff --git a/examples/example_win32_directx9/main.cpp b/examples/example_win32_directx9/main.cpp index 1936deb61..fa5190d98 100644 --- a/examples/example_win32_directx9/main.cpp +++ b/examples/example_win32_directx9/main.cpp @@ -9,8 +9,8 @@ #include // Data -static LPDIRECT3D9 g_pD3D = NULL; -static LPDIRECT3DDEVICE9 g_pd3dDevice = NULL; +static LPDIRECT3D9 g_pD3D = nullptr; +static LPDIRECT3DDEVICE9 g_pd3dDevice = nullptr; static D3DPRESENT_PARAMETERS g_d3dpp = {}; // Forward declarations of helper functions @@ -24,9 +24,9 @@ int main(int, char**) { // Create application window //ImGui_ImplWin32_EnableDpiAwareness(); - WNDCLASSEXW wc = { sizeof(wc), CS_CLASSDC, WndProc, 0L, 0L, GetModuleHandle(NULL), NULL, NULL, NULL, NULL, L"ImGui Example", NULL }; + WNDCLASSEXW wc = { sizeof(wc), CS_CLASSDC, WndProc, 0L, 0L, GetModuleHandle(nullptr), nullptr, nullptr, nullptr, nullptr, L"ImGui Example", nullptr }; ::RegisterClassExW(&wc); - HWND hwnd = ::CreateWindowW(wc.lpszClassName, L"Dear ImGui DirectX9 Example", WS_OVERLAPPEDWINDOW, 100, 100, 1280, 800, NULL, NULL, wc.hInstance, NULL); + HWND hwnd = ::CreateWindowW(wc.lpszClassName, L"Dear ImGui DirectX9 Example", WS_OVERLAPPEDWINDOW, 100, 100, 1280, 800, nullptr, nullptr, wc.hInstance, nullptr); // Initialize Direct3D if (!CreateDeviceD3D(hwnd)) @@ -58,7 +58,7 @@ int main(int, char**) // 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). + // - 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. @@ -68,8 +68,8 @@ int main(int, char**) //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, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != nullptr); // Our state bool show_demo_window = true; @@ -83,7 +83,7 @@ int main(int, char**) // Poll and handle messages (inputs, window resize, etc.) // See the WndProc() function below for our to dispatch events to the Win32 backend. MSG msg; - while (::PeekMessage(&msg, NULL, 0U, 0U, PM_REMOVE)) + while (::PeekMessage(&msg, nullptr, 0U, 0U, PM_REMOVE)) { ::TranslateMessage(&msg); ::DispatchMessage(&msg); @@ -141,14 +141,14 @@ int main(int, char**) g_pd3dDevice->SetRenderState(D3DRS_ALPHABLENDENABLE, FALSE); g_pd3dDevice->SetRenderState(D3DRS_SCISSORTESTENABLE, FALSE); D3DCOLOR clear_col_dx = D3DCOLOR_RGBA((int)(clear_color.x*clear_color.w*255.0f), (int)(clear_color.y*clear_color.w*255.0f), (int)(clear_color.z*clear_color.w*255.0f), (int)(clear_color.w*255.0f)); - g_pd3dDevice->Clear(0, NULL, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER, clear_col_dx, 1.0f, 0); + g_pd3dDevice->Clear(0, nullptr, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER, clear_col_dx, 1.0f, 0); if (g_pd3dDevice->BeginScene() >= 0) { ImGui::Render(); ImGui_ImplDX9_RenderDrawData(ImGui::GetDrawData()); g_pd3dDevice->EndScene(); } - HRESULT result = g_pd3dDevice->Present(NULL, NULL, NULL, NULL); + HRESULT result = g_pd3dDevice->Present(nullptr, nullptr, nullptr, nullptr); // Handle loss of D3D9 device if (result == D3DERR_DEVICELOST && g_pd3dDevice->TestCooperativeLevel() == D3DERR_DEVICENOTRESET) @@ -170,7 +170,7 @@ int main(int, char**) bool CreateDeviceD3D(HWND hWnd) { - if ((g_pD3D = Direct3DCreate9(D3D_SDK_VERSION)) == NULL) + if ((g_pD3D = Direct3DCreate9(D3D_SDK_VERSION)) == nullptr) return false; // Create the D3DDevice @@ -190,8 +190,8 @@ bool CreateDeviceD3D(HWND hWnd) void CleanupDeviceD3D() { - if (g_pd3dDevice) { g_pd3dDevice->Release(); g_pd3dDevice = NULL; } - if (g_pD3D) { g_pD3D->Release(); g_pD3D = NULL; } + if (g_pd3dDevice) { g_pd3dDevice->Release(); g_pd3dDevice = nullptr; } + if (g_pD3D) { g_pD3D->Release(); g_pD3D = nullptr; } } void ResetDevice() @@ -219,7 +219,7 @@ LRESULT WINAPI WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) switch (msg) { case WM_SIZE: - if (g_pd3dDevice != NULL && wParam != SIZE_MINIMIZED) + if (g_pd3dDevice != nullptr && wParam != SIZE_MINIMIZED) { g_d3dpp.BackBufferWidth = LOWORD(lParam); g_d3dpp.BackBufferHeight = HIWORD(lParam); diff --git a/imgui.cpp b/imgui.cpp index cb6524dc5..1b8423fb1 100644 --- a/imgui.cpp +++ b/imgui.cpp @@ -286,7 +286,7 @@ CODE // Build and load the texture atlas into a texture // (In the examples/ app this is usually done within the ImGui_ImplXXX_Init() function from one of the demo Renderer) int width, height; - unsigned char* pixels = NULL; + unsigned char* pixels = nullptr; io.Fonts->GetTexDataAsRGBA32(&pixels, &width, &height); // At this point you've got the texture data and you need to upload that to your graphic system: diff --git a/misc/cpp/imgui_stdlib.h b/misc/cpp/imgui_stdlib.h index 6429b3466..835a808f2 100644 --- a/misc/cpp/imgui_stdlib.h +++ b/misc/cpp/imgui_stdlib.h @@ -15,7 +15,7 @@ namespace ImGui { // ImGui::InputText() with std::string // Because text input needs dynamic resizing, we need to setup a callback to grow the capacity - IMGUI_API bool InputText(const char* label, std::string* str, ImGuiInputTextFlags flags = 0, ImGuiInputTextCallback callback = NULL, void* user_data = NULL); - IMGUI_API bool InputTextMultiline(const char* label, std::string* str, const ImVec2& size = ImVec2(0, 0), ImGuiInputTextFlags flags = 0, ImGuiInputTextCallback callback = NULL, void* user_data = NULL); - IMGUI_API bool InputTextWithHint(const char* label, const char* hint, std::string* str, ImGuiInputTextFlags flags = 0, ImGuiInputTextCallback callback = NULL, void* user_data = NULL); + IMGUI_API bool InputText(const char* label, std::string* str, ImGuiInputTextFlags flags = 0, ImGuiInputTextCallback callback = nullptr, void* user_data = nullptr); + IMGUI_API bool InputTextMultiline(const char* label, std::string* str, const ImVec2& size = ImVec2(0, 0), ImGuiInputTextFlags flags = 0, ImGuiInputTextCallback callback = nullptr, void* user_data = nullptr); + IMGUI_API bool InputTextWithHint(const char* label, const char* hint, std::string* str, ImGuiInputTextFlags flags = 0, ImGuiInputTextCallback callback = nullptr, void* user_data = nullptr); } diff --git a/misc/fonts/binary_to_compressed_c.cpp b/misc/fonts/binary_to_compressed_c.cpp index 196c50346..f41d20f75 100644 --- a/misc/fonts/binary_to_compressed_c.cpp +++ b/misc/fonts/binary_to_compressed_c.cpp @@ -349,9 +349,9 @@ static int stb_compress_inner(stb_uchar *input, stb_uint length) stb_uchar **chash; chash = (stb_uchar**) malloc(stb__hashsize * sizeof(stb_uchar*)); - if (chash == NULL) return 0; // failure + if (chash == nullptr) return 0; // failure for (i=0; i < stb__hashsize; ++i) - chash[i] = NULL; + chash[i] = nullptr; // stream signature stb_out(0x57); stb_out(0xbc); @@ -380,7 +380,7 @@ static int stb_compress_inner(stb_uchar *input, stb_uint length) stb_uint stb_compress(stb_uchar *out, stb_uchar *input, stb_uint length) { stb__out = out; - stb__outfile = NULL; + stb__outfile = nullptr; stb_compress_inner(input, length); diff --git a/misc/freetype/imgui_freetype.cpp b/misc/freetype/imgui_freetype.cpp index 69417d7b1..503430a68 100644 --- a/misc/freetype/imgui_freetype.cpp +++ b/misc/freetype/imgui_freetype.cpp @@ -66,7 +66,7 @@ static void ImGuiFreeTypeDefaultFreeFunc(void* ptr, void* user_data) { IM_UNUSE // Current memory allocators static void* (*GImGuiFreeTypeAllocFunc)(size_t size, void* user_data) = ImGuiFreeTypeDefaultAllocFunc; static void (*GImGuiFreeTypeFreeFunc)(void* ptr, void* user_data) = ImGuiFreeTypeDefaultFreeFunc; -static void* GImGuiFreeTypeAllocatorUserData = NULL; +static void* GImGuiFreeTypeAllocatorUserData = nullptr; //------------------------------------------------------------------------- // Code @@ -136,7 +136,7 @@ namespace void SetPixelHeight(int pixel_height); // Change font pixel size. All following calls to RasterizeGlyph() will use this size const FT_Glyph_Metrics* LoadGlyph(uint32_t in_codepoint); const FT_Bitmap* RenderGlyphAndGetInfo(GlyphInfo* out_glyph_info); - void BlitGlyph(const FT_Bitmap* ft_bitmap, uint32_t* dst, uint32_t dst_pitch, unsigned char* multiply_table = NULL); + void BlitGlyph(const FT_Bitmap* ft_bitmap, uint32_t* dst, uint32_t dst_pitch, unsigned char* multiply_table = nullptr); ~FreeTypeFont() { CloseFont(); } // [Internals] @@ -198,7 +198,7 @@ namespace if (Face) { FT_Done_Face(Face); - Face = NULL; + Face = nullptr; } } @@ -229,7 +229,7 @@ namespace { uint32_t glyph_index = FT_Get_Char_Index(Face, codepoint); if (glyph_index == 0) - return NULL; + return nullptr; // If this crash for you: FreeType 2.11.0 has a crash bug on some bitmap/colored fonts. // - https://gitlab.freedesktop.org/freetype/freetype/-/issues/1076 @@ -238,7 +238,7 @@ namespace // You can use FreeType 2.10, or the patched version of 2.11.0 in VcPkg, or probably any upcoming FreeType version. FT_Error error = FT_Load_Glyph(Face, glyph_index, LoadFlags); if (error) - return NULL; + return nullptr; // Need an outline for this to work FT_GlyphSlot slot = Face->glyph; @@ -264,7 +264,7 @@ namespace FT_GlyphSlot slot = Face->glyph; FT_Error error = FT_Render_Glyph(slot, RenderMode); if (error != 0) - return NULL; + return nullptr; FT_Bitmap* ft_bitmap = &Face->glyph->bitmap; out_glyph_info->Width = (int)ft_bitmap->width; @@ -279,7 +279,7 @@ namespace void FreeTypeFont::BlitGlyph(const FT_Bitmap* ft_bitmap, uint32_t* dst, uint32_t dst_pitch, unsigned char* multiply_table) { - IM_ASSERT(ft_bitmap != NULL); + IM_ASSERT(ft_bitmap != nullptr); const uint32_t w = ft_bitmap->width; const uint32_t h = ft_bitmap->rows; const uint8_t* src = ft_bitmap->buffer; @@ -289,7 +289,7 @@ namespace { case FT_PIXEL_MODE_GRAY: // Grayscale image, 1 byte per pixel. { - if (multiply_table == NULL) + if (multiply_table == nullptr) { for (uint32_t y = 0; y < h; y++, src += src_pitch, dst += dst_pitch) for (uint32_t x = 0; x < w; x++) @@ -324,7 +324,7 @@ namespace { // FIXME: Converting pre-multiplied alpha to straight. Doesn't smell good. #define DE_MULTIPLY(color, alpha) (ImU32)(255.0f * (float)color / (float)alpha + 0.5f) - if (multiply_table == NULL) + if (multiply_table == nullptr) { for (uint32_t y = 0; y < h; y++, src += src_pitch, dst += dst_pitch) for (uint32_t x = 0; x < w; x++) @@ -403,7 +403,7 @@ bool ImFontAtlasBuildWithFreeTypeEx(FT_Library ft_library, ImFontAtlas* atlas, u ImFontAtlasBuildInit(atlas); // Clear atlas - atlas->TexID = (ImTextureID)NULL; + atlas->TexID = (ImTextureID)nullptr; atlas->TexWidth = atlas->TexHeight = 0; atlas->TexUvScale = ImVec2(0.0f, 0.0f); atlas->TexUvWhitePixel = ImVec2(0.0f, 0.0f); @@ -550,12 +550,12 @@ bool ImFontAtlasBuildWithFreeTypeEx(FT_Library ft_library, ImFontAtlas* atlas, u ImFontBuildSrcGlyphFT& src_glyph = src_tmp.GlyphsList[glyph_i]; const FT_Glyph_Metrics* metrics = src_tmp.Font.LoadGlyph(src_glyph.Codepoint); - if (metrics == NULL) + if (metrics == nullptr) continue; // Render glyph into a bitmap (currently held by FreeType) const FT_Bitmap* ft_bitmap = src_tmp.Font.RenderGlyphAndGetInfo(&src_glyph.Info); - if (ft_bitmap == NULL) + if (ft_bitmap == nullptr) continue; // Allocate new temporary chunk if needed @@ -570,7 +570,7 @@ bool ImFontAtlasBuildWithFreeTypeEx(FT_Library ft_library, ImFontAtlas* atlas, u // Blit rasterized pixels to our temporary buffer and keep a pointer to it. src_glyph.BitmapData = (unsigned int*)(buf_bitmap_buffers.back() + buf_bitmap_current_used_bytes); buf_bitmap_current_used_bytes += bitmap_size_in_bytes; - src_tmp.Font.BlitGlyph(ft_bitmap, src_glyph.BitmapData, src_glyph.Info.Width, multiply_enabled ? multiply_table : NULL); + src_tmp.Font.BlitGlyph(ft_bitmap, src_glyph.BitmapData, src_glyph.Info.Width, multiply_enabled ? multiply_table : nullptr); src_tmp.Rects[glyph_i].w = (stbrp_coord)(src_glyph.Info.Width + padding); src_tmp.Rects[glyph_i].h = (stbrp_coord)(src_glyph.Info.Height + padding); @@ -686,7 +686,7 @@ bool ImFontAtlasBuildWithFreeTypeEx(FT_Library ft_library, ImFontAtlas* atlas, u size_t blit_src_stride = (size_t)src_glyph.Info.Width; size_t blit_dst_stride = (size_t)atlas->TexWidth; unsigned int* blit_src = src_glyph.BitmapData; - if (atlas->TexPixelsAlpha8 != NULL) + if (atlas->TexPixelsAlpha8 != nullptr) { unsigned char* blit_dst = atlas->TexPixelsAlpha8 + (ty * blit_dst_stride) + tx; for (int y = 0; y < info.Height; y++, blit_dst += blit_dst_stride, blit_src += blit_src_stride) @@ -702,7 +702,7 @@ bool ImFontAtlasBuildWithFreeTypeEx(FT_Library ft_library, ImFontAtlas* atlas, u } } - src_tmp.Rects = NULL; + src_tmp.Rects = nullptr; } atlas->TexPixelsUseColors = tex_use_colors; @@ -730,13 +730,13 @@ static void FreeType_Free(FT_Memory /*memory*/, void* block) static void* FreeType_Realloc(FT_Memory /*memory*/, long cur_size, long new_size, void* block) { // Implement realloc() as we don't ask user to provide it. - if (block == NULL) + if (block == nullptr) return GImGuiFreeTypeAllocFunc((size_t)new_size, GImGuiFreeTypeAllocatorUserData); if (new_size == 0) { GImGuiFreeTypeFreeFunc(block, GImGuiFreeTypeAllocatorUserData); - return NULL; + return nullptr; } if (new_size > cur_size) @@ -754,7 +754,7 @@ static bool ImFontAtlasBuildWithFreeType(ImFontAtlas* atlas) { // FreeType memory management: https://www.freetype.org/freetype2/docs/design/design-4.html FT_MemoryRec_ memory_rec = {}; - memory_rec.user = NULL; + memory_rec.user = nullptr; memory_rec.alloc = &FreeType_Alloc; memory_rec.free = &FreeType_Free; memory_rec.realloc = &FreeType_Realloc; diff --git a/misc/freetype/imgui_freetype.h b/misc/freetype/imgui_freetype.h index 713e4639e..80a1f95e4 100644 --- a/misc/freetype/imgui_freetype.h +++ b/misc/freetype/imgui_freetype.h @@ -40,7 +40,7 @@ namespace ImGuiFreeType // Override allocators. By default ImGuiFreeType will use IM_ALLOC()/IM_FREE() // However, as FreeType does lots of allocations we provide a way for the user to redirect it to a separate memory heap if desired. - IMGUI_API void SetAllocatorFunctions(void* (*alloc_func)(size_t sz, void* user_data), void (*free_func)(void* ptr, void* user_data), void* user_data = NULL); + IMGUI_API void SetAllocatorFunctions(void* (*alloc_func)(size_t sz, void* user_data), void (*free_func)(void* ptr, void* user_data), void* user_data = nullptr); // Obsolete names (will be removed soon) // Prefer using '#define IMGUI_ENABLE_FREETYPE'