Index: gui_example.cpp =================================================================== --- imgui_example.cpp (revision c1ca5b55021392978b68e9f786332e7124db0ff4) +++ (revision ) @@ -1,133 +1,0 @@ -// ImGui - standalone example application for GLFW + OpenGL 3, using programmable pipeline -// If you are new to ImGui, see examples/README.txt and documentation at the top of imgui.cpp. -// (GLFW is a cross-platform general purpose library for handling windows, inputs, OpenGL/Vulkan graphics context creation, etc.) - -#include "IMGUI/imgui.h" -#include "imgui_impl_glfw_gl3.h" -#include - -#include -#include - -static void glfw_error_callback(int error, const char* description) -{ - fprintf(stderr, "Error %d: %s\n", error, description); -} - -int mainimgui(int, char**) -{ - // Setup window - glfwSetErrorCallback(glfw_error_callback); - if (!glfwInit()) - return 1; - glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3); - glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 2); - glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE); -#if __APPLE__ - glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); -#endif - GLFWwindow* window = glfwCreateWindow(1280, 720, "ImGui GLFW+OpenGL3 example", NULL, NULL); - glfwMakeContextCurrent(window); - glfwSwapInterval(1); // Enable vsync - - glewExperimental = GL_TRUE; - glewInit(); - - // Setup Dear ImGui binding - IMGUI_CHECKVERSION(); - ImGui::CreateContext(); - ImGuiIO& io = ImGui::GetIO(); (void)io; - //io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard; // Enable Keyboard Controls - //io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad; // Enable Gamepad Controls - ImGui_ImplGlfwGL3_Init(window, true); - - // Setup style - ImGui::StyleColorsDark(); - //ImGui::StyleColorsClassic(); - - // Load Fonts - // - If no fonts are loaded, dear imgui will use the default font. You can also load multiple fonts and use ImGui::PushFont()/PopFont() to select them. - // - AddFontFromFileTTF() will return the ImFont* so you can store it if you need to select the font among multiple. - // - If the file cannot be loaded, the function will return NULL. Please handle those errors in your application (e.g. use an assertion, or display an error and quit). - // - The fonts will be rasterized at a given size (w/ oversampling) and stored into a texture when calling ImFontAtlas::Build()/GetTexDataAsXXXX(), which ImGui_ImplXXXX_NewFrame below will call. - // - Read 'misc/fonts/README.txt' for more instructions and details. - // - Remember that in C/C++ if you want to include a backslash \ in a string literal you need to write a double backslash \\ ! - //io.Fonts->AddFontDefault(); - //io.Fonts->AddFontFromFileTTF("../../misc/fonts/Roboto-Medium.ttf", 16.0f); - //io.Fonts->AddFontFromFileTTF("../../misc/fonts/Cousine-Regular.ttf", 15.0f); - //io.Fonts->AddFontFromFileTTF("../../misc/fonts/DroidSans.ttf", 16.0f); - //io.Fonts->AddFontFromFileTTF("../../misc/fonts/ProggyTiny.ttf", 10.0f); - //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, NULL, io.Fonts->GetGlyphRangesJapanese()); - //IM_ASSERT(font != NULL); - - bool show_demo_window = true; - bool show_another_window = false; - ImVec4 clear_color = ImVec4(0.45f, 0.55f, 0.60f, 1.00f); - - // Main loop - while (!glfwWindowShouldClose(window)) - { - // You can read the io.WantCaptureMouse, io.WantCaptureKeyboard flags to tell if dear imgui wants to use your inputs. - // - When io.WantCaptureMouse is true, do not dispatch mouse input data to your main application. - // - When io.WantCaptureKeyboard is true, do not dispatch keyboard input data to your main application. - // Generally you may always pass all inputs to dear imgui, and hide them from your application based on those two flags. - glfwPollEvents(); - ImGui_ImplGlfwGL3_NewFrame(); - - // 1. Show a simple window. - // Tip: if we don't call ImGui::Begin()/ImGui::End() the widgets automatically appears in a window called "Debug". - { - static float f = 0.0f; - static int counter = 0; - ImGui::Text("Hello, world!"); // Display some text (you can use a format string too) - ImGui::SliderFloat("float", &f, 0.0f, 1.0f); // Edit 1 float using a slider from 0.0f to 1.0f - ImGui::ColorEdit3("clear color", (float*)&clear_color); // Edit 3 floats representing a color - - ImGui::Checkbox("Demo Window", &show_demo_window); // Edit bools storing our windows open/close state - ImGui::Checkbox("Another Window", &show_another_window); - - if (ImGui::Button("Button")) // Buttons return true when clicked (NB: most widgets return true when edited/activated) - counter++; - ImGui::SameLine(); - ImGui::Text("counter = %d", counter); - - ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate); - } - - // 2. Show another simple window. In most cases you will use an explicit Begin/End pair to name your windows. - if (show_another_window) - { - ImGui::Begin("Another Window", &show_another_window); - ImGui::Text("Hello from another window!"); - if (ImGui::Button("Close Me")) - show_another_window = false; - ImGui::End(); - } - - // 3. Show the ImGui demo window. Most of the sample code is in ImGui::ShowDemoWindow(). Read its code to learn more about Dear ImGui! - if (show_demo_window) - { - ImGui::SetNextWindowPos(ImVec2(650, 20), ImGuiCond_FirstUseEver); // Normally user code doesn't need/want to call this because positions are saved in .ini file anyway. Here we just want to make the demo initial state a bit more friendly! - ImGui::ShowDemoWindow(&show_demo_window); - } - - // Rendering - int display_w, display_h; - glfwGetFramebufferSize(window, &display_w, &display_h); - glViewport(0, 0, display_w, display_h); - glClearColor(clear_color.x, clear_color.y, clear_color.z, clear_color.w); - glClear(GL_COLOR_BUFFER_BIT); - ImGui::Render(); - ImGui_ImplGlfwGL3_RenderDrawData(ImGui::GetDrawData()); - glfwSwapBuffers(window); - } - - // Cleanup - ImGui_ImplGlfwGL3_Shutdown(); - ImGui::DestroyContext(); - - glfwDestroyWindow(window); - glfwTerminate(); - - return 0; -} Index: makefile =================================================================== --- makefile (revision c1ca5b55021392978b68e9f786332e7124db0ff4) +++ makefile (revision 1a616e6e61882886c3e02b167e6974c73c8cafce) @@ -1,5 +1,5 @@ OS = $(shell uname) CC = g++ -CFLAGS = -std=c++0x -Wall -pedantic #-Wextra +CFLAGS = -std=c++0x -Wall -pedantic#-Wextra ifeq ($(OS),Darwin) @@ -10,8 +10,10 @@ endif +IMGUI_FILES = IMGUI/imgui_demo.cpp IMGUI/imgui_draw.cpp IMGUI/imgui.cpp + # If I were generating .o files as well, I should use $? instead of $^ # as this well prevent regenerating .o files for unchanged .cpp files -newgame: new-game.cpp logger.cpp stb_image.cpp +newgame: new-game.cpp logger.cpp stb_image.cpp imgui_impl_glfw_gl3.cpp $(IMGUI_FILES) $(CC) $^ $(DEP) $(CFLAGS) -o $@