Merge branch 'master' into docking

# Conflicts:
#	examples/imgui_impl_glfw.cpp
#	examples/imgui_impl_opengl2.cpp
#	imgui.cpp
#	imgui_internal.h
This commit is contained in:
omar
2020-01-27 14:57:00 +01:00
21 changed files with 357 additions and 161 deletions

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@ -113,7 +113,7 @@ List of Platforms Bindings in this repository:
imgui_impl_osx.mm ; macOS native API (not as feature complete as glfw/sdl back-ends)
imgui_impl_sdl.cpp ; SDL2 (Windows, macOS, Linux, iOS, Android) https://www.libsdl.org
imgui_impl_win32.cpp ; Win32 native API (Windows)
imgui_impl_glut.cpp ; GLUT/FreeGLUT (absolutely not recommended in 2019)
imgui_impl_glut.cpp ; GLUT/FreeGLUT (absolutely not recommended in 2020!)
List of Renderer Bindings in this repository:
@ -138,22 +138,18 @@ Third-party framework, graphics API and languages bindings are listed at:
https://github.com/ocornut/imgui/wiki/Bindings
Languages:
C, C#, ChaiScript, CovScript, D, Go, Haxe/hxcpp, Java, JavaScript, Julia, Lua, Nim,
Odin, Pascal, PureBasic, Python, Ruby, Rust, Swift...
Including backends for:
Frameworks:
Amethyst, bsf, Cinder, Cocoa2d-x, Diligent Engine, Flexium, GML/GameMaker Studio,
GTK3 + OpenGL, Irrlicht, Ogre, OpenSceneGraph/OSG, openFrameworks, Orx, LÖVE+LUA,
Magnum, NanoRT, Nim Game Lib, px_render, Qt, Qt3d, SFML, Sokol, Unreal Engine 4, vtk...
Miscellaneous: Software Renderer, RemoteImgui, imgui-ws, etc.
AGS/Adventure Game Studio, Amethyst, bsf, Cinder, Cocos2d-x, Diligent Engine, Flexium,
GML/Game Maker Studio2, GTK3+OpenGL3, Irrlicht Engine, LÖVE+LUA, Magnum, NanoRT, Nim Game Lib,
Ogre, openFrameworks, OSG/OpenSceneGraph, Orx, px_render, Qt/QtDirect3D, SFML, Sokol,
Unreal Engine 4, vtk, Win32 GDI, etc.
Not sure which to use?
Recommended platform/frameworks:
GLFW https://github.com/glfw/glfw Use imgui_impl_glfw.cpp
SDL2 https://www.libsdl.org Use imgui_impl_sdl.cp
SDL2 https://www.libsdl.org Use imgui_impl_sdl.cpp
Sokol https://github.com/floooh/sokol Use util/sokol_imgui.h in Sokol repository.
Those will allow you to create portable applications and will solve and abstract away many issues.

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@ -41,7 +41,13 @@ endif
ifeq ($(findstring MINGW,$(UNAME_S)),MINGW)
ECHO_MESSAGE = "MinGW"
LIBS += -lgdi32 -lopengl32 -limm32 -lglut
LIBS += -lgdi32 -lopengl32 -limm32
ifeq ($(shell pkg-config freeglut --exists 2> /dev/null && echo yes || echo no),yes)
CXXFLAGS += $(shell pkg-config freeglut --cflags)
LIBS += $(shell pkg-config freeglut --libs)
else
LIBS += -lglut
endif
CFLAGS = $(CXXFLAGS)
endif

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@ -2,12 +2,12 @@
// If you are new to dear imgui, see examples/README.txt and documentation at the top of imgui.cpp.
// !!! GLUT/FreeGLUT IS OBSOLETE SOFTWARE. Using GLUT is not recommended unless you really miss the 90's. !!!
// !!! If someone or something is teaching you GLUT in 2019, you are being abused. Please show some resistance. !!!
// !!! If someone or something is teaching you GLUT in 2020, you are being abused. Please show some resistance. !!!
// !!! Nowadays, prefer using GLFW or SDL instead!
#include "imgui.h"
#include "../imgui_impl_glut.h"
#include "../imgui_impl_opengl2.h"
#include "imgui_impl_glut.h"
#include "imgui_impl_opengl2.h"
#ifdef __APPLE__
#include <GLUT/glut.h>
#else

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@ -1,3 +1,3 @@
@REM Build for Visual Studio compiler. Run your copy of vcvars32.bat or vcvarsall.bat to setup command-line compiler.
mkdir Debug
cl /nologo /Zi /MD /I ..\.. *.cpp ..\..\*.cpp /FeDebug/example_null.exe /FoDebug/ /link gdi32.lib shell32.lib
cl /nologo /Zi /MD /I ..\.. %* *.cpp ..\..\*.cpp /FeDebug/example_null.exe /FoDebug/ /link gdi32.lib shell32.lib

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@ -17,6 +17,7 @@
// CHANGELOG
// (minor and older changes stripped away, please see git history for details)
// 2020-XX-XX: Platform: Added support for multiple windows via the ImGuiPlatformIO interface.
// 2020-01-17: Inputs: Disable error callback while assigning mouse cursors because some X11 setup don't have them and it generates errors.
// 2019-12-05: Inputs: Added support for new mouse cursors added in GLFW 3.4+ (resizing cursors, not allowed cursor).
// 2019-10-18: Misc: Previously installed user callbacks are now restored on shutdown.
// 2019-07-21: Inputs: Added mapping for ImGuiKey_KeyPadEnter.
@ -132,7 +133,11 @@ void ImGui_ImplGlfw_KeyCallback(GLFWwindow* window, int key, int scancode, int a
io.KeyCtrl = io.KeysDown[GLFW_KEY_LEFT_CONTROL] || io.KeysDown[GLFW_KEY_RIGHT_CONTROL];
io.KeyShift = io.KeysDown[GLFW_KEY_LEFT_SHIFT] || io.KeysDown[GLFW_KEY_RIGHT_SHIFT];
io.KeyAlt = io.KeysDown[GLFW_KEY_LEFT_ALT] || io.KeysDown[GLFW_KEY_RIGHT_ALT];
#ifdef _WIN32
io.KeySuper = false;
#else
io.KeySuper = io.KeysDown[GLFW_KEY_LEFT_SUPER] || io.KeysDown[GLFW_KEY_RIGHT_SUPER];
#endif
}
void ImGui_ImplGlfw_CharCallback(GLFWwindow* window, unsigned int c)
@ -187,6 +192,11 @@ static bool ImGui_ImplGlfw_Init(GLFWwindow* window, bool install_callbacks, Glfw
io.GetClipboardTextFn = ImGui_ImplGlfw_GetClipboardText;
io.ClipboardUserData = g_Window;
// Create mouse cursors
// (By design, on X11 cursors are user configurable and some cursors may be missing. When a cursor doesn't exist,
// GLFW will emit an error which will often be printed by the app, so we temporarily disable error reporting.
// Missing cursors will return NULL and our _UpdateMouseCursor() function will use the Arrow cursor instead.)
GLFWerrorfun prev_error_callback = glfwSetErrorCallback(NULL);
g_MouseCursors[ImGuiMouseCursor_Arrow] = glfwCreateStandardCursor(GLFW_ARROW_CURSOR);
g_MouseCursors[ImGuiMouseCursor_TextInput] = glfwCreateStandardCursor(GLFW_IBEAM_CURSOR);
g_MouseCursors[ImGuiMouseCursor_ResizeNS] = glfwCreateStandardCursor(GLFW_VRESIZE_CURSOR);
@ -203,6 +213,7 @@ static bool ImGui_ImplGlfw_Init(GLFWwindow* window, bool install_callbacks, Glfw
g_MouseCursors[ImGuiMouseCursor_ResizeNWSE] = glfwCreateStandardCursor(GLFW_ARROW_CURSOR);
g_MouseCursors[ImGuiMouseCursor_NotAllowed] = glfwCreateStandardCursor(GLFW_ARROW_CURSOR);
#endif
glfwSetErrorCallback(prev_error_callback);
// Chain GLFW callbacks: our callbacks will call the user's previously installed callbacks, if any.
g_PrevUserCallbackMousebutton = NULL;

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@ -2,7 +2,7 @@
// This needs to be used along with a Renderer (e.g. OpenGL2)
// !!! GLUT/FreeGLUT IS OBSOLETE SOFTWARE. Using GLUT is not recommended unless you really miss the 90's. !!!
// !!! If someone or something is teaching you GLUT in 2019, you are being abused. Please show some resistance. !!!
// !!! If someone or something is teaching you GLUT in 2020, you are being abused. Please show some resistance. !!!
// !!! Nowadays, prefer using GLFW or SDL instead!
// Issues:
@ -39,7 +39,12 @@ static int g_Time = 0; // Current time, in milliseconds
bool ImGui_ImplGLUT_Init()
{
ImGuiIO& io = ImGui::GetIO();
#ifdef FREEGLUT
io.BackendPlatformName ="imgui_impl_glut (freeglut)";
#else
io.BackendPlatformName ="imgui_impl_glut";
#endif
g_Time = 0;

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@ -2,7 +2,7 @@
// This needs to be used along with a Renderer (e.g. OpenGL2)
// !!! GLUT/FreeGLUT IS OBSOLETE SOFTWARE. Using GLUT is not recommended unless you really miss the 90's. !!!
// !!! If someone or something is teaching you GLUT in 2019, you are being abused. Please show some resistance. !!!
// !!! If someone or something is teaching you GLUT in 2020, you are being abused. Please show some resistance. !!!
// !!! Nowadays, prefer using GLFW or SDL instead!
// Issues:

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@ -19,7 +19,8 @@
// CHANGELOG
// (minor and older changes stripped away, please see git history for details)
// 2018-XX-XX: Platform: Added support for multiple windows via the ImGuiPlatformIO interface.
// 2020-XX-XX: Platform: Added support for multiple windows via the ImGuiPlatformIO interface.
// 2020-01-23: OpenGL: Explicitly backup, setup and restore GL_TEXTURE_ENV to increase compatibility with legacy OpenGL applications.
// 2019-04-30: OpenGL: Added support for special ImDrawCallback_ResetRenderState callback to reset render state.
// 2019-02-11: OpenGL: Projecting clipping rectangles correctly using draw_data->FramebufferScale to allow multi-viewports for retina display.
// 2018-11-30: Misc: Setting up io.BackendRendererName so it can be displayed in the About Window.
@ -100,6 +101,7 @@ static void ImGui_ImplOpenGL2_SetupRenderState(ImDrawData* draw_data, int fb_wid
glEnableClientState(GL_COLOR_ARRAY);
glEnable(GL_TEXTURE_2D);
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
// If you are using this code with non-legacy OpenGL header/contexts (which you should not, prefer using imgui_impl_opengl3.cpp!!),
// you may need to backup/reset/restore current shader using the lines below. DO NOT MODIFY THIS FILE! Add the code in your calling function:
@ -137,6 +139,7 @@ void ImGui_ImplOpenGL2_RenderDrawData(ImDrawData* draw_data)
GLint last_polygon_mode[2]; glGetIntegerv(GL_POLYGON_MODE, last_polygon_mode);
GLint last_viewport[4]; glGetIntegerv(GL_VIEWPORT, last_viewport);
GLint last_scissor_box[4]; glGetIntegerv(GL_SCISSOR_BOX, last_scissor_box);
GLint last_tex_env_mode; glGetTexEnviv(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, &last_tex_env_mode);
glPushAttrib(GL_ENABLE_BIT | GL_COLOR_BUFFER_BIT | GL_TRANSFORM_BIT);
// Setup desired GL state
@ -204,6 +207,7 @@ void ImGui_ImplOpenGL2_RenderDrawData(ImDrawData* draw_data)
glPolygonMode(GL_FRONT, (GLenum)last_polygon_mode[0]); glPolygonMode(GL_BACK, (GLenum)last_polygon_mode[1]);
glViewport(last_viewport[0], last_viewport[1], (GLsizei)last_viewport[2], (GLsizei)last_viewport[3]);
glScissor(last_scissor_box[0], last_scissor_box[1], (GLsizei)last_scissor_box[2], (GLsizei)last_scissor_box[3]);
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, last_tex_env_mode);
}
bool ImGui_ImplOpenGL2_CreateFontsTexture()

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@ -131,7 +131,11 @@ bool ImGui_ImplSDL2_ProcessEvent(const SDL_Event* event)
io.KeyShift = ((SDL_GetModState() & KMOD_SHIFT) != 0);
io.KeyCtrl = ((SDL_GetModState() & KMOD_CTRL) != 0);
io.KeyAlt = ((SDL_GetModState() & KMOD_ALT) != 0);
#ifdef _WIN32
io.KeySuper = false;
#else
io.KeySuper = ((SDL_GetModState() & KMOD_GUI) != 0);
#endif
return true;
}
// Multi-viewport support