From b948b76c8ea5ec57b6a424baa1b117c0025c0328 Mon Sep 17 00:00:00 2001 From: Miodrag Milanovic Date: Sun, 21 Oct 2018 09:28:35 +0200 Subject: add imgui library --- .../example_freeglut_opengl2.vcxproj | 175 +++++++++++++++++++++ .../example_freeglut_opengl2.vcxproj.filters | 58 +++++++ .../examples/example_freeglut_opengl2/main.cpp | 134 ++++++++++++++++ 3 files changed, 367 insertions(+) create mode 100644 3rdparty/imgui/examples/example_freeglut_opengl2/example_freeglut_opengl2.vcxproj create mode 100644 3rdparty/imgui/examples/example_freeglut_opengl2/example_freeglut_opengl2.vcxproj.filters create mode 100644 3rdparty/imgui/examples/example_freeglut_opengl2/main.cpp (limited to '3rdparty/imgui/examples/example_freeglut_opengl2') diff --git a/3rdparty/imgui/examples/example_freeglut_opengl2/example_freeglut_opengl2.vcxproj b/3rdparty/imgui/examples/example_freeglut_opengl2/example_freeglut_opengl2.vcxproj new file mode 100644 index 00000000..e3bd4176 --- /dev/null +++ b/3rdparty/imgui/examples/example_freeglut_opengl2/example_freeglut_opengl2.vcxproj @@ -0,0 +1,175 @@ + + + + + Debug + Win32 + + + Debug + x64 + + + Release + Win32 + + + Release + x64 + + + + {F90D0333-5FB1-440D-918D-DD39A1B5187E} + example_freeglut_opengl2 + + + + Application + true + MultiByte + + + Application + true + MultiByte + + + Application + false + true + MultiByte + + + Application + false + true + MultiByte + + + + + + + + + + + + + + + + + + + $(ProjectDir)$(Configuration)\ + $(ProjectDir)$(Configuration)\ + $(IncludePath) + + + $(ProjectDir)$(Configuration)\ + $(ProjectDir)$(Configuration)\ + $(IncludePath) + + + $(ProjectDir)$(Configuration)\ + $(ProjectDir)$(Configuration)\ + $(IncludePath) + + + $(ProjectDir)$(Configuration)\ + $(ProjectDir)$(Configuration)\ + $(IncludePath) + + + + Level4 + Disabled + $(GLUT_INCLUDE_DIR);..\..;%(AdditionalIncludeDirectories) + + + true + $(GLUT_ROOT_PATH)/lib;%(AdditionalLibraryDirectories) + opengl32.lib;freeglut.lib;%(AdditionalDependencies) + Console + msvcrt.lib + + + + + Level4 + Disabled + $(GLUT_INCLUDE_DIR);..\..;%(AdditionalIncludeDirectories) + + + true + $(GLUT_ROOT_PATH)/lib/x64;%(AdditionalLibraryDirectories) + opengl32.lib;freeglut.lib;%(AdditionalDependencies) + Console + msvcrt.lib + + + + + Level4 + MaxSpeed + true + true + $(GLUT_INCLUDE_DIR);..\..;%(AdditionalIncludeDirectories) + false + + + true + true + true + $(GLUT_ROOT_PATH)/lib;%(AdditionalLibraryDirectories) + opengl32.lib;freeglut.lib;%(AdditionalDependencies) + Console + + + + + + + Level4 + MaxSpeed + true + true + $(GLUT_INCLUDE_DIR);..\..;%(AdditionalIncludeDirectories) + false + + + true + true + true + $(GLUT_ROOT_PATH)/lib/x64;%(AdditionalLibraryDirectories) + opengl32.lib;freeglut.lib;%(AdditionalDependencies) + Console + + + + + + + + + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/3rdparty/imgui/examples/example_freeglut_opengl2/example_freeglut_opengl2.vcxproj.filters b/3rdparty/imgui/examples/example_freeglut_opengl2/example_freeglut_opengl2.vcxproj.filters new file mode 100644 index 00000000..eb6d8526 --- /dev/null +++ b/3rdparty/imgui/examples/example_freeglut_opengl2/example_freeglut_opengl2.vcxproj.filters @@ -0,0 +1,58 @@ + + + + + {c336cfe3-f0c4-464c-9ef0-a9e17a7ff222} + + + {4FC737F1-C7A5-4376-A066-2A32D752A2FF} + cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx + + + + + sources + + + imgui + + + imgui + + + imgui + + + sources + + + sources + + + imgui + + + + + imgui + + + imgui + + + imgui + + + sources + + + sources + + + + + + sources + + + \ No newline at end of file diff --git a/3rdparty/imgui/examples/example_freeglut_opengl2/main.cpp b/3rdparty/imgui/examples/example_freeglut_opengl2/main.cpp new file mode 100644 index 00000000..d57ee07f --- /dev/null +++ b/3rdparty/imgui/examples/example_freeglut_opengl2/main.cpp @@ -0,0 +1,134 @@ +// dear imgui: standalone example application for FreeGLUT + OpenGL2, using legacy fixed pipeline +// If you are new to dear imgui, see examples/README.txt and documentation at the top of imgui.cpp. +// (Using GLUT or FreeGLUT is not recommended unless you really miss the 90's) + +#include "imgui.h" +#include "../imgui_impl_freeglut.h" +#include "../imgui_impl_opengl2.h" +#include + +#ifdef _MSC_VER +#pragma warning (disable: 4505) // unreferenced local function has been removed +#endif + +static bool show_demo_window = true; +static bool show_another_window = false; +static ImVec4 clear_color = ImVec4(0.45f, 0.55f, 0.60f, 1.00f); + +void my_display_code() +{ + // 1. Show the big demo window (Most of the sample code is in ImGui::ShowDemoWindow()! You can browse its code to learn more about Dear ImGui!). + if (show_demo_window) + ImGui::ShowDemoWindow(&show_demo_window); + + // 2. Show a simple window that we create ourselves. We use a Begin/End pair to created a named window. + { + static float f = 0.0f; + static int counter = 0; + + ImGui::Begin("Hello, world!"); // Create a window called "Hello, world!" and append into it. + + ImGui::Text("This is some useful text."); // Display some text (you can use a format strings too) + ImGui::Checkbox("Demo Window", &show_demo_window); // Edit bools storing our window open/close state + ImGui::Checkbox("Another Window", &show_another_window); + + ImGui::SliderFloat("float", &f, 0.0f, 1.0f); // Edit 1 float using a slider from 0.0f to 1.0f + ImGui::ColorEdit3("clear color", (float*)&clear_color); // Edit 3 floats representing a color + + if (ImGui::Button("Button")) // Buttons return true when clicked (most widgets return true when edited/activated) + counter++; + ImGui::SameLine(); + ImGui::Text("counter = %d", counter); + + ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate); + ImGui::End(); + } + + // 3. Show another simple window. + if (show_another_window) + { + ImGui::Begin("Another Window", &show_another_window); // Pass a pointer to our bool variable (the window will have a closing button that will clear the bool when clicked) + ImGui::Text("Hello from another window!"); + if (ImGui::Button("Close Me")) + show_another_window = false; + ImGui::End(); + } +} + +void glut_display_func() +{ + // Start the Dear ImGui frame + ImGui_ImplOpenGL2_NewFrame(); + ImGui_ImplFreeGLUT_NewFrame(); + + my_display_code(); + + // Rendering + ImGui::Render(); + ImGuiIO& io = ImGui::GetIO(); + glViewport(0, 0, (GLsizei)io.DisplaySize.x, (GLsizei)io.DisplaySize.y); + glClearColor(clear_color.x, clear_color.y, clear_color.z, clear_color.w); + glClear(GL_COLOR_BUFFER_BIT); + //glUseProgram(0); // You may want this if using this code in an OpenGL 3+ context where shaders may be bound, but prefer using the GL3+ code. + ImGui_ImplOpenGL2_RenderDrawData(ImGui::GetDrawData()); + + glutSwapBuffers(); + glutPostRedisplay(); +} + +// 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. + +int main(int argc, char** argv) +{ + // Create GLUT window + glutInit(&argc, argv); + glutSetOption(GLUT_ACTION_ON_WINDOW_CLOSE, GLUT_ACTION_GLUTMAINLOOP_RETURNS); + glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_MULTISAMPLE); + glutInitWindowSize(1280, 720); + glutCreateWindow("Dear ImGui FreeGLUT+OpenGL2 Example"); + + // Setup GLUT display function + // We will also call ImGui_ImplFreeGLUT_InstallFuncs() to get all the other functions installed for us, + // otherwise it is possible to install our own functions and call the imgui_impl_freeglut.h functions ourselves. + glutDisplayFunc(glut_display_func); + + // Setup Dear ImGui binding + ImGui::CreateContext(); + ImGuiIO& io = ImGui::GetIO(); (void)io; + //io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard; // Enable Keyboard Controls + + ImGui_ImplFreeGLUT_Init(); + ImGui_ImplFreeGLUT_InstallFuncs(); + ImGui_ImplOpenGL2_Init(); + + // Setup style + ImGui::StyleColorsDark(); + //ImGui::StyleColorsClassic(); + + // Load Fonts + // - If no fonts are loaded, dear imgui will use the default font. You can also load multiple fonts and use ImGui::PushFont()/PopFont() to select them. + // - AddFontFromFileTTF() will return the ImFont* so you can store it if you need to select the font among multiple. + // - If the file cannot be loaded, the function will return NULL. Please handle those errors in your application (e.g. use an assertion, or display an error and quit). + // - The fonts will be rasterized at a given size (w/ oversampling) and stored into a texture when calling ImFontAtlas::Build()/GetTexDataAsXXXX(), which ImGui_ImplXXXX_NewFrame below will call. + // - Read 'misc/fonts/README.txt' for more instructions and details. + // - Remember that in C/C++ if you want to include a backslash \ in a string literal you need to write a double backslash \\ ! + //io.Fonts->AddFontDefault(); + //io.Fonts->AddFontFromFileTTF("../../misc/fonts/Roboto-Medium.ttf", 16.0f); + //io.Fonts->AddFontFromFileTTF("../../misc/fonts/Cousine-Regular.ttf", 15.0f); + //io.Fonts->AddFontFromFileTTF("../../misc/fonts/DroidSans.ttf", 16.0f); + //io.Fonts->AddFontFromFileTTF("../../misc/fonts/ProggyTiny.ttf", 10.0f); + //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, NULL, io.Fonts->GetGlyphRangesJapanese()); + //IM_ASSERT(font != NULL); + + glutMainLoop(); + + // Cleanup + ImGui_ImplOpenGL2_Shutdown(); + ImGui_ImplFreeGLUT_Shutdown(); + ImGui::DestroyContext(); + + return 0; +} -- cgit v1.2.3