mirror of
https://github.com/wheremyfoodat/Panda3DS.git
synced 2025-05-06 04:04:49 +12:00
[Qt] Initial Imgui integration
This commit is contained in:
wheremyfoodat
parent
8ff2d7f9b2
commit
918645479a
211 changed files with 49460 additions and 21918 deletions
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@ -21,40 +21,19 @@ SOURCES += $(IMGUI_DIR)/imgui.cpp $(IMGUI_DIR)/imgui_demo.cpp $(IMGUI_DIR)/imgui
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SOURCES += $(IMGUI_DIR)/backends/imgui_impl_glfw.cpp $(IMGUI_DIR)/backends/imgui_impl_opengl3.cpp
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OBJS = $(addsuffix .o, $(basename $(notdir $(SOURCES))))
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UNAME_S := $(shell uname -s)
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LINUX_GL_LIBS = -lGL
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CXXFLAGS = -I$(IMGUI_DIR) -I$(IMGUI_DIR)/backends
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CXXFLAGS = -std=c++11 -I$(IMGUI_DIR) -I$(IMGUI_DIR)/backends
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CXXFLAGS += -g -Wall -Wformat
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LIBS =
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##---------------------------------------------------------------------
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## OPENGL LOADER
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## OPENGL ES
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##---------------------------------------------------------------------
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## Using OpenGL loader: gl3w [default]
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SOURCES += ../libs/gl3w/GL/gl3w.c
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CXXFLAGS += -I../libs/gl3w -DIMGUI_IMPL_OPENGL_LOADER_GL3W
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## Using OpenGL loader: glew
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## (This assumes a system-wide installation)
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# CXXFLAGS += -DIMGUI_IMPL_OPENGL_LOADER_GLEW
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# LIBS += -lGLEW
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## Using OpenGL loader: glad
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# SOURCES += ../libs/glad/src/glad.c
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# CXXFLAGS += -I../libs/glad/include -DIMGUI_IMPL_OPENGL_LOADER_GLAD
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## Using OpenGL loader: glad2
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# SOURCES += ../libs/glad/src/gl.c
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# CXXFLAGS += -I../libs/glad/include -DIMGUI_IMPL_OPENGL_LOADER_GLAD2
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## Using OpenGL loader: glbinding
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## This assumes a system-wide installation
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## of either version 3.0.0 (or newer)
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# CXXFLAGS += -DIMGUI_IMPL_OPENGL_LOADER_GLBINDING3
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# LIBS += -lglbinding
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## or the older version 2.x
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# CXXFLAGS += -DIMGUI_IMPL_OPENGL_LOADER_GLBINDING2
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# LIBS += -lglbinding
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## This assumes a GL ES library available in the system, e.g. libGLESv2.so
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# CXXFLAGS += -DIMGUI_IMPL_OPENGL_ES2
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# LINUX_GL_LIBS = -lGLESv2
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##---------------------------------------------------------------------
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## BUILD FLAGS PER PLATFORM
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@ -62,7 +41,7 @@ CXXFLAGS += -I../libs/gl3w -DIMGUI_IMPL_OPENGL_LOADER_GL3W
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ifeq ($(UNAME_S), Linux) #LINUX
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ECHO_MESSAGE = "Linux"
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LIBS += -lGL `pkg-config --static --libs glfw3`
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LIBS += $(LINUX_GL_LIBS) `pkg-config --static --libs glfw3`
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CXXFLAGS += `pkg-config --cflags glfw3`
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CFLAGS = $(CXXFLAGS)
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@ -71,11 +50,11 @@ endif
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ifeq ($(UNAME_S), Darwin) #APPLE
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ECHO_MESSAGE = "Mac OS X"
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LIBS += -framework OpenGL -framework Cocoa -framework IOKit -framework CoreVideo
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LIBS += -L/usr/local/lib -L/opt/local/lib
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LIBS += -L/usr/local/lib -L/opt/local/lib -L/opt/homebrew/lib
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#LIBS += -lglfw3
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LIBS += -lglfw
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CXXFLAGS += -I/usr/local/include -I/opt/local/include
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CXXFLAGS += -I/usr/local/include -I/opt/local/include -I/opt/homebrew/include
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CFLAGS = $(CXXFLAGS)
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endif
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@ -100,12 +79,6 @@ endif
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%.o:$(IMGUI_DIR)/backends/%.cpp
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$(CXX) $(CXXFLAGS) -c -o $@ $<
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%.o:../libs/gl3w/GL/%.c
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$(CC) $(CFLAGS) -c -o $@ $<
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%.o:../libs/glad/src/%.c
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$(CC) $(CFLAGS) -c -o $@ $<
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all: $(EXE)
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@echo Build complete for $(ECHO_MESSAGE)
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91
third_party/imgui/examples/example_glfw_opengl3/Makefile.emscripten
vendored
Normal file
91
third_party/imgui/examples/example_glfw_opengl3/Makefile.emscripten
vendored
Normal file
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@ -0,0 +1,91 @@
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#
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# Makefile to use with GLFW+emscripten
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# See https://emscripten.org/docs/getting_started/downloads.html
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# for installation instructions.
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#
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# This Makefile assumes you have loaded emscripten's environment.
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# (On Windows, you may need to execute emsdk_env.bat or encmdprompt.bat ahead)
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#
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# Running `make -f Makefile.emscripten` will produce three files:
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# - web/index.html
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# - web/index.js
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# - web/index.wasm
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#
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# All three are needed to run the demo.
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CC = emcc
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CXX = em++
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WEB_DIR = web
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EXE = $(WEB_DIR)/index.html
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IMGUI_DIR = ../..
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SOURCES = main.cpp
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SOURCES += $(IMGUI_DIR)/imgui.cpp $(IMGUI_DIR)/imgui_demo.cpp $(IMGUI_DIR)/imgui_draw.cpp $(IMGUI_DIR)/imgui_tables.cpp $(IMGUI_DIR)/imgui_widgets.cpp
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SOURCES += $(IMGUI_DIR)/backends/imgui_impl_glfw.cpp $(IMGUI_DIR)/backends/imgui_impl_opengl3.cpp
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OBJS = $(addsuffix .o, $(basename $(notdir $(SOURCES))))
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UNAME_S := $(shell uname -s)
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CPPFLAGS =
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LDFLAGS =
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EMS =
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##---------------------------------------------------------------------
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## EMSCRIPTEN OPTIONS
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##---------------------------------------------------------------------
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# ("EMS" options gets added to both CPPFLAGS and LDFLAGS, whereas some options are for linker only)
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EMS += -s DISABLE_EXCEPTION_CATCHING=1
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LDFLAGS += -s USE_GLFW=3 -s WASM=1 -s ALLOW_MEMORY_GROWTH=1 -s NO_EXIT_RUNTIME=0 -s ASSERTIONS=1
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# Uncomment next line to fix possible rendering bugs with Emscripten version older then 1.39.0 (https://github.com/ocornut/imgui/issues/2877)
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#EMS += -s BINARYEN_TRAP_MODE=clamp
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#EMS += -s SAFE_HEAP=1 ## Adds overhead
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# Emscripten allows preloading a file or folder to be accessible at runtime.
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# The Makefile for this example project suggests embedding the misc/fonts/ folder into our application, it will then be accessible as "/fonts"
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# See documentation for more details: https://emscripten.org/docs/porting/files/packaging_files.html
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# (Default value is 0. Set to 1 to enable file-system and include the misc/fonts/ folder as part of the build.)
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USE_FILE_SYSTEM ?= 0
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ifeq ($(USE_FILE_SYSTEM), 0)
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LDFLAGS += -s NO_FILESYSTEM=1
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CPPFLAGS += -DIMGUI_DISABLE_FILE_FUNCTIONS
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endif
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ifeq ($(USE_FILE_SYSTEM), 1)
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LDFLAGS += --no-heap-copy --preload-file ../../misc/fonts@/fonts
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endif
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##---------------------------------------------------------------------
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## FINAL BUILD FLAGS
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##---------------------------------------------------------------------
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CPPFLAGS += -I$(IMGUI_DIR) -I$(IMGUI_DIR)/backends
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#CPPFLAGS += -g
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CPPFLAGS += -Wall -Wformat -Os $(EMS)
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LDFLAGS += --shell-file ../libs/emscripten/shell_minimal.html
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LDFLAGS += $(EMS)
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##---------------------------------------------------------------------
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## BUILD RULES
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##---------------------------------------------------------------------
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%.o:%.cpp
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$(CXX) $(CPPFLAGS) $(CXXFLAGS) -c -o $@ $<
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%.o:$(IMGUI_DIR)/%.cpp
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$(CXX) $(CPPFLAGS) $(CXXFLAGS) -c -o $@ $<
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%.o:$(IMGUI_DIR)/backends/%.cpp
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$(CXX) $(CPPFLAGS) $(CXXFLAGS) -c -o $@ $<
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all: $(EXE)
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@echo Build complete for $(EXE)
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$(WEB_DIR):
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mkdir $@
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serve: all
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python3 -m http.server -d $(WEB_DIR)
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$(EXE): $(OBJS) $(WEB_DIR)
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$(CXX) -o $@ $(OBJS) $(LDFLAGS)
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clean:
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rm -rf $(OBJS) $(WEB_DIR)
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@ -1,8 +1,8 @@
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@REM Build for Visual Studio compiler. Run your copy of vcvars32.bat or vcvarsall.bat to setup command-line compiler.
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@set OUT_DIR=Debug
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@set OUT_EXE=example_glfw_opengl3
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@set INCLUDES=/I..\.. /I..\..\backends /I..\libs\glfw\include /I..\libs\gl3w
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@set SOURCES=main.cpp ..\..\backends\imgui_impl_glfw.cpp ..\..\backends\imgui_impl_opengl3.cpp ..\..\imgui*.cpp ..\libs\gl3w\GL\gl3w.c
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@set INCLUDES=/I..\.. /I..\..\backends /I..\libs\glfw\include
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@set SOURCES=main.cpp ..\..\backends\imgui_impl_glfw.cpp ..\..\backends\imgui_impl_opengl3.cpp ..\..\imgui*.cpp
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@set LIBS=/LIBPATH:..\libs\glfw\lib-vc2010-32 glfw3.lib opengl32.lib gdi32.lib shell32.lib
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mkdir %OUT_DIR%
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cl /nologo /Zi /MD %INCLUDES% %SOURCES% /Fe%OUT_DIR%/%OUT_EXE%.exe /Fo%OUT_DIR%/ /link %LIBS%
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cl /nologo /Zi /MD /utf-8 %INCLUDES% %SOURCES% /Fe%OUT_DIR%/%OUT_EXE%.exe /Fo%OUT_DIR%/ /link %LIBS%
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@ -1,5 +1,5 @@
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<?xml version="1.0" encoding="utf-8"?>
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<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<ItemGroup Label="ProjectConfigurations">
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<ProjectConfiguration Include="Debug|Win32">
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<Configuration>Debug</Configuration>
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@ -28,27 +28,27 @@
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>true</UseDebugLibraries>
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<CharacterSet>MultiByte</CharacterSet>
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<PlatformToolset>v110</PlatformToolset>
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<PlatformToolset>v140</PlatformToolset>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>true</UseDebugLibraries>
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<CharacterSet>MultiByte</CharacterSet>
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<PlatformToolset>v110</PlatformToolset>
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<PlatformToolset>v140</PlatformToolset>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>false</UseDebugLibraries>
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<WholeProgramOptimization>true</WholeProgramOptimization>
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<CharacterSet>MultiByte</CharacterSet>
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<PlatformToolset>v110</PlatformToolset>
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<PlatformToolset>v140</PlatformToolset>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>false</UseDebugLibraries>
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<WholeProgramOptimization>true</WholeProgramOptimization>
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<CharacterSet>MultiByte</CharacterSet>
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<PlatformToolset>v110</PlatformToolset>
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<PlatformToolset>v140</PlatformToolset>
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</PropertyGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
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<ImportGroup Label="ExtensionSettings">
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@ -90,7 +90,8 @@
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<ClCompile>
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<WarningLevel>Level4</WarningLevel>
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<Optimization>Disabled</Optimization>
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<AdditionalIncludeDirectories>..\..;..\..\backends;..\libs\glfw\include;..\libs\gl3w;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
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<AdditionalIncludeDirectories>..\..;..\..\backends;..\libs\glfw\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
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<AdditionalOptions>/utf-8 %(AdditionalOptions)</AdditionalOptions>
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</ClCompile>
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<Link>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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@ -104,7 +105,8 @@
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<ClCompile>
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<WarningLevel>Level4</WarningLevel>
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<Optimization>Disabled</Optimization>
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<AdditionalIncludeDirectories>..\..;..\..\backends;..\libs\glfw\include;..\libs\gl3w;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
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<AdditionalIncludeDirectories>..\..;..\..\backends;..\libs\glfw\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
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<AdditionalOptions>/utf-8 %(AdditionalOptions)</AdditionalOptions>
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</ClCompile>
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<Link>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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@ -120,8 +122,9 @@
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<Optimization>MaxSpeed</Optimization>
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<FunctionLevelLinking>true</FunctionLevelLinking>
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<IntrinsicFunctions>true</IntrinsicFunctions>
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<AdditionalIncludeDirectories>..\..;..\..\backends;..\libs\glfw\include;..\libs\gl3w;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
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<AdditionalIncludeDirectories>..\..;..\..\backends;..\libs\glfw\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
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<BufferSecurityCheck>false</BufferSecurityCheck>
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<AdditionalOptions>/utf-8 %(AdditionalOptions)</AdditionalOptions>
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</ClCompile>
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<Link>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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@ -140,8 +143,9 @@
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<Optimization>MaxSpeed</Optimization>
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<FunctionLevelLinking>true</FunctionLevelLinking>
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<IntrinsicFunctions>true</IntrinsicFunctions>
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<AdditionalIncludeDirectories>..\..;..\..\backends;..\libs\glfw\include;..\libs\gl3w;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
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<AdditionalIncludeDirectories>..\..;..\..\backends;..\libs\glfw\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
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<BufferSecurityCheck>false</BufferSecurityCheck>
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<AdditionalOptions>/utf-8 %(AdditionalOptions)</AdditionalOptions>
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</ClCompile>
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<Link>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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@ -162,7 +166,6 @@
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<ClCompile Include="..\..\imgui_widgets.cpp" />
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<ClCompile Include="..\..\backends\imgui_impl_glfw.cpp" />
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<ClCompile Include="..\..\backends\imgui_impl_opengl3.cpp" />
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<ClCompile Include="..\libs\gl3w\GL\gl3w.c" />
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<ClCompile Include="main.cpp" />
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</ItemGroup>
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<ItemGroup>
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@ -171,14 +174,14 @@
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<ClInclude Include="..\..\imgui_internal.h" />
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<ClInclude Include="..\..\backends\imgui_impl_glfw.h" />
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<ClInclude Include="..\..\backends\imgui_impl_opengl3.h" />
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<ClInclude Include="..\libs\gl3w\GL\gl3w.h" />
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<ClInclude Include="..\libs\gl3w\GL\glcorearb.h" />
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<ClInclude Include="..\..\backends\imgui_impl_opengl3_loader.h" />
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</ItemGroup>
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<ItemGroup>
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<None Include="..\..\misc\natvis\imgui.natvis" />
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<None Include="..\..\misc\debuggers\imgui.natstepfilter" />
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<None Include="..\..\misc\debuggers\imgui.natvis" />
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<None Include="..\README.txt" />
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</ItemGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
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<ImportGroup Label="ExtensionTargets">
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</ImportGroup>
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</Project>
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</Project>
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@ -8,9 +8,6 @@
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<UniqueIdentifier>{f18ab499-84e1-499f-8eff-9754361e0e52}</UniqueIdentifier>
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<Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
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</Filter>
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<Filter Include="gl3w">
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<UniqueIdentifier>{42f99867-3108-43b8-99d0-fabefaf1f2e3}</UniqueIdentifier>
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</Filter>
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</ItemGroup>
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<ItemGroup>
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<ClCompile Include="main.cpp">
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@ -19,9 +16,6 @@
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<ClCompile Include="..\..\imgui.cpp">
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<Filter>imgui</Filter>
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</ClCompile>
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<ClCompile Include="..\libs\gl3w\GL\gl3w.c">
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<Filter>gl3w</Filter>
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</ClCompile>
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<ClCompile Include="..\..\imgui_demo.cpp">
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<Filter>imgui</Filter>
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</ClCompile>
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@ -48,12 +42,6 @@
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<ClInclude Include="..\..\imgui.h">
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<Filter>imgui</Filter>
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</ClInclude>
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<ClInclude Include="..\libs\gl3w\GL\gl3w.h">
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<Filter>gl3w</Filter>
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</ClInclude>
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<ClInclude Include="..\libs\gl3w\GL\glcorearb.h">
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<Filter>gl3w</Filter>
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</ClInclude>
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<ClInclude Include="..\..\imgui_internal.h">
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<Filter>imgui</Filter>
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</ClInclude>
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@ -63,11 +51,17 @@
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<ClInclude Include="..\..\backends\imgui_impl_opengl3.h">
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<Filter>sources</Filter>
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</ClInclude>
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<ClInclude Include="..\..\backends\imgui_impl_opengl3_loader.h">
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<Filter>sources</Filter>
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</ClInclude>
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</ItemGroup>
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<ItemGroup>
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<None Include="..\README.txt" />
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<None Include="..\..\misc\natvis\imgui.natvis">
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<Filter>sources</Filter>
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<None Include="..\..\misc\debuggers\imgui.natvis">
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<Filter>imgui</Filter>
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</None>
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<None Include="..\..\misc\debuggers\imgui.natstepfilter">
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<Filter>imgui</Filter>
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</None>
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||||
</ItemGroup>
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</Project>
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</Project>
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@ -1,41 +1,21 @@
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// Dear ImGui: standalone example application for GLFW + OpenGL 3, using programmable pipeline
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// (GLFW is a cross-platform general purpose library for handling windows, inputs, OpenGL/Vulkan/Metal graphics context creation, etc.)
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// If you are new to Dear ImGui, read documentation from the docs/ folder + read the top of imgui.cpp.
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// Read online: https://github.com/ocornut/imgui/tree/master/docs
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// Learn about Dear ImGui:
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// - FAQ https://dearimgui.com/faq
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||||
// - Getting Started https://dearimgui.com/getting-started
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||||
// - Documentation https://dearimgui.com/docs (same as your local docs/ folder).
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||||
// - Introduction, links and more at the top of imgui.cpp
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||||
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||||
#include "imgui.h"
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#include "imgui_impl_glfw.h"
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||||
#include "imgui_impl_opengl3.h"
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#include <stdio.h>
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// About Desktop OpenGL function loaders:
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||||
// Modern desktop OpenGL doesn't have a standard portable header file to load OpenGL function pointers.
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||||
// Helper libraries are often used for this purpose! Here we are supporting a few common ones (gl3w, glew, glad).
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||||
// You may use another loader/header of your choice (glext, glLoadGen, etc.), or chose to manually implement your own.
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||||
#if defined(IMGUI_IMPL_OPENGL_LOADER_GL3W)
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#include <GL/gl3w.h> // Initialize with gl3wInit()
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#elif defined(IMGUI_IMPL_OPENGL_LOADER_GLEW)
|
||||
#include <GL/glew.h> // Initialize with glewInit()
|
||||
#elif defined(IMGUI_IMPL_OPENGL_LOADER_GLAD)
|
||||
#include <glad/glad.h> // Initialize with gladLoadGL()
|
||||
#elif defined(IMGUI_IMPL_OPENGL_LOADER_GLAD2)
|
||||
#include <glad/gl.h> // Initialize with gladLoadGL(...) or gladLoaderLoadGL()
|
||||
#elif defined(IMGUI_IMPL_OPENGL_LOADER_GLBINDING2)
|
||||
#define GLFW_INCLUDE_NONE // GLFW including OpenGL headers causes ambiguity or multiple definition errors.
|
||||
#include <glbinding/Binding.h> // Initialize with glbinding::Binding::initialize()
|
||||
#include <glbinding/gl/gl.h>
|
||||
using namespace gl;
|
||||
#elif defined(IMGUI_IMPL_OPENGL_LOADER_GLBINDING3)
|
||||
#define GLFW_INCLUDE_NONE // GLFW including OpenGL headers causes ambiguity or multiple definition errors.
|
||||
#include <glbinding/glbinding.h>// Initialize with glbinding::initialize()
|
||||
#include <glbinding/gl/gl.h>
|
||||
using namespace gl;
|
||||
#else
|
||||
#include IMGUI_IMPL_OPENGL_LOADER_CUSTOM
|
||||
#define GL_SILENCE_DEPRECATION
|
||||
#if defined(IMGUI_IMPL_OPENGL_ES2)
|
||||
#include <GLES2/gl2.h>
|
||||
#endif
|
||||
|
||||
// Include glfw3.h after our OpenGL definitions
|
||||
#include <GLFW/glfw3.h>
|
||||
#include <GLFW/glfw3.h> // Will drag system OpenGL headers
|
||||
|
||||
// [Win32] Our example includes a copy of glfw3.lib pre-compiled with VS2010 to maximize ease of testing and compatibility with old VS compilers.
|
||||
// To link with VS2010-era libraries, VS2015+ requires linking with legacy_stdio_definitions.lib, which we do using this pragma.
|
||||
|
|
@ -44,20 +24,31 @@ using namespace gl;
|
|||
#pragma comment(lib, "legacy_stdio_definitions")
|
||||
#endif
|
||||
|
||||
// This example can also compile and run with Emscripten! See 'Makefile.emscripten' for details.
|
||||
#ifdef __EMSCRIPTEN__
|
||||
#include "../libs/emscripten/emscripten_mainloop_stub.h"
|
||||
#endif
|
||||
|
||||
static void glfw_error_callback(int error, const char* description)
|
||||
{
|
||||
fprintf(stderr, "Glfw Error %d: %s\n", error, description);
|
||||
fprintf(stderr, "GLFW Error %d: %s\n", error, description);
|
||||
}
|
||||
|
||||
// Main code
|
||||
int main(int, char**)
|
||||
{
|
||||
// Setup window
|
||||
glfwSetErrorCallback(glfw_error_callback);
|
||||
if (!glfwInit())
|
||||
return 1;
|
||||
|
||||
// Decide GL+GLSL versions
|
||||
#ifdef __APPLE__
|
||||
#if defined(IMGUI_IMPL_OPENGL_ES2)
|
||||
// GL ES 2.0 + GLSL 100
|
||||
const char* glsl_version = "#version 100";
|
||||
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 2);
|
||||
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 0);
|
||||
glfwWindowHint(GLFW_CLIENT_API, GLFW_OPENGL_ES_API);
|
||||
#elif defined(__APPLE__)
|
||||
// GL 3.2 + GLSL 150
|
||||
const char* glsl_version = "#version 150";
|
||||
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
|
||||
|
|
@ -74,65 +65,58 @@ 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
|
||||
|
||||
// Initialize OpenGL loader
|
||||
#if defined(IMGUI_IMPL_OPENGL_LOADER_GL3W)
|
||||
bool err = gl3wInit() != 0;
|
||||
#elif defined(IMGUI_IMPL_OPENGL_LOADER_GLEW)
|
||||
bool err = glewInit() != GLEW_OK;
|
||||
#elif defined(IMGUI_IMPL_OPENGL_LOADER_GLAD)
|
||||
bool err = gladLoadGL() == 0;
|
||||
#elif defined(IMGUI_IMPL_OPENGL_LOADER_GLAD2)
|
||||
bool err = gladLoadGL(glfwGetProcAddress) == 0; // glad2 recommend using the windowing library loader instead of the (optionally) bundled one.
|
||||
#elif defined(IMGUI_IMPL_OPENGL_LOADER_GLBINDING2)
|
||||
bool err = false;
|
||||
glbinding::Binding::initialize();
|
||||
#elif defined(IMGUI_IMPL_OPENGL_LOADER_GLBINDING3)
|
||||
bool err = false;
|
||||
glbinding::initialize([](const char* name) { return (glbinding::ProcAddress)glfwGetProcAddress(name); });
|
||||
#else
|
||||
bool err = false; // If you use IMGUI_IMPL_OPENGL_LOADER_CUSTOM, your loader is likely to requires some form of initialization.
|
||||
#endif
|
||||
if (err)
|
||||
{
|
||||
fprintf(stderr, "Failed to initialize OpenGL loader!\n");
|
||||
return 1;
|
||||
}
|
||||
|
||||
// Setup Dear ImGui context
|
||||
IMGUI_CHECKVERSION();
|
||||
ImGui::CreateContext();
|
||||
ImGuiIO& io = ImGui::GetIO(); (void)io;
|
||||
//io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard; // Enable Keyboard Controls
|
||||
//io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad; // Enable Gamepad Controls
|
||||
io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard; // Enable Keyboard Controls
|
||||
io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad; // Enable Gamepad Controls
|
||||
io.ConfigFlags |= ImGuiConfigFlags_DockingEnable; // Enable Docking
|
||||
io.ConfigFlags |= ImGuiConfigFlags_ViewportsEnable; // Enable Multi-Viewport / Platform Windows
|
||||
//io.ConfigViewportsNoAutoMerge = true;
|
||||
//io.ConfigViewportsNoTaskBarIcon = true;
|
||||
|
||||
// Setup Dear ImGui style
|
||||
ImGui::StyleColorsDark();
|
||||
//ImGui::StyleColorsClassic();
|
||||
//ImGui::StyleColorsLight();
|
||||
|
||||
// When viewports are enabled we tweak WindowRounding/WindowBg so platform windows can look identical to regular ones.
|
||||
ImGuiStyle& style = ImGui::GetStyle();
|
||||
if (io.ConfigFlags & ImGuiConfigFlags_ViewportsEnable)
|
||||
{
|
||||
style.WindowRounding = 0.0f;
|
||||
style.Colors[ImGuiCol_WindowBg].w = 1.0f;
|
||||
}
|
||||
|
||||
// Setup Platform/Renderer backends
|
||||
ImGui_ImplGlfw_InitForOpenGL(window, true);
|
||||
#ifdef __EMSCRIPTEN__
|
||||
ImGui_ImplGlfw_InstallEmscriptenCanvasResizeCallback("#canvas");
|
||||
#endif
|
||||
ImGui_ImplOpenGL3_Init(glsl_version);
|
||||
|
||||
// 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.
|
||||
// - Remember that in C/C++ if you want to include a backslash \ in a string literal you need to write a double backslash \\ !
|
||||
// - Our Emscripten build process allows embedding fonts to be accessible at runtime from the "fonts/" folder. See Makefile.emscripten for details.
|
||||
//io.Fonts->AddFontDefault();
|
||||
//io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\segoeui.ttf", 18.0f);
|
||||
//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);
|
||||
//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);
|
||||
//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;
|
||||
|
|
@ -140,12 +124,19 @@ int main(int, char**)
|
|||
ImVec4 clear_color = ImVec4(0.45f, 0.55f, 0.60f, 1.00f);
|
||||
|
||||
// Main loop
|
||||
#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 = nullptr;
|
||||
EMSCRIPTEN_MAINLOOP_BEGIN
|
||||
#else
|
||||
while (!glfwWindowShouldClose(window))
|
||||
#endif
|
||||
{
|
||||
// Poll and handle events (inputs, window resize, etc.)
|
||||
// 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.
|
||||
// - When io.WantCaptureMouse is true, do not dispatch mouse input data to your main application, or clear/overwrite your copy of the mouse data.
|
||||
// - When io.WantCaptureKeyboard is true, do not dispatch keyboard input data to your main application, or clear/overwrite your copy of the keyboard data.
|
||||
// Generally you may always pass all inputs to dear imgui, and hide them from your application based on those two flags.
|
||||
glfwPollEvents();
|
||||
|
||||
|
|
@ -158,7 +149,7 @@ int main(int, char**)
|
|||
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.
|
||||
// 2. Show a simple window that we create ourselves. We use a Begin/End pair to create a named window.
|
||||
{
|
||||
static float f = 0.0f;
|
||||
static int counter = 0;
|
||||
|
|
@ -177,7 +168,7 @@ int main(int, char**)
|
|||
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::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / io.Framerate, io.Framerate);
|
||||
ImGui::End();
|
||||
}
|
||||
|
||||
|
|
@ -200,8 +191,22 @@ int main(int, char**)
|
|||
glClear(GL_COLOR_BUFFER_BIT);
|
||||
ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
|
||||
|
||||
// Update and Render additional Platform Windows
|
||||
// (Platform functions may change the current OpenGL context, so we save/restore it to make it easier to paste this code elsewhere.
|
||||
// For this specific demo app we could also call glfwMakeContextCurrent(window) directly)
|
||||
if (io.ConfigFlags & ImGuiConfigFlags_ViewportsEnable)
|
||||
{
|
||||
GLFWwindow* backup_current_context = glfwGetCurrentContext();
|
||||
ImGui::UpdatePlatformWindows();
|
||||
ImGui::RenderPlatformWindowsDefault();
|
||||
glfwMakeContextCurrent(backup_current_context);
|
||||
}
|
||||
|
||||
glfwSwapBuffers(window);
|
||||
}
|
||||
#ifdef __EMSCRIPTEN__
|
||||
EMSCRIPTEN_MAINLOOP_END;
|
||||
#endif
|
||||
|
||||
// Cleanup
|
||||
ImGui_ImplOpenGL3_Shutdown();
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue