add full imgui code

1 files changed, 92 insertions, 0 deletions

diff --git a/lib/imgui-1.90.7/examples/example_null/Makefile b/lib/imgui-1.90.7/examples/example_null/Makefile
new file mode 100644
index 0000000..9ceb353
--- /dev/null
+++ b/lib/imgui-1.90.7/examples/example_null/Makefile
@@ -0,0 +1,92 @@
+#
+# Cross Platform Makefile
+# Compatible with MSYS2/MINGW, Ubuntu 14.04.1 and Mac OS X
+#
+# Important: This is a "null backend" application, with no visible output or interaction!
+# This is used for testing purpose and continuous integration, and has little use for end-user.
+#
+
+# Options
+WITH_EXTRA_WARNINGS ?= 0
+WITH_FREETYPE ?= 0
+
+EXE = example_null
+IMGUI_DIR = ../..
+SOURCES = main.cpp
+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
+OBJS = $(addsuffix .o, $(basename $(notdir $(SOURCES))))
+UNAME_S := $(shell uname -s)
+
+CXXFLAGS += -std=c++11 -I$(IMGUI_DIR)
+CXXFLAGS += -g -Wall -Wformat
+LIBS =
+
+# We use the WITH_EXTRA_WARNINGS flag on our CI setup to eagerly catch zealous warnings
+ifeq ($(WITH_EXTRA_WARNINGS), 1)
+	CXXFLAGS += -Wno-zero-as-null-pointer-constant -Wno-double-promotion -Wno-variadic-macros
+endif
+
+# We use the WITH_FREETYPE flag on our CI setup to test compiling misc/freetype/imgui_freetype.cpp
+# (only supported on Linux, and note that the imgui_freetype code currently won't be executed)
+ifeq ($(WITH_FREETYPE), 1)
+	SOURCES += $(IMGUI_DIR)/misc/freetype/imgui_freetype.cpp
+	CXXFLAGS += $(shell pkg-config --cflags freetype2)
+	LIBS += $(shell pkg-config --libs freetype2)
+endif
+
+##---------------------------------------------------------------------
+## BUILD FLAGS PER PLATFORM
+##---------------------------------------------------------------------
+
+ifeq ($(UNAME_S), Linux) #LINUX
+	ECHO_MESSAGE = "Linux"
+	ifeq ($(WITH_EXTRA_WARNINGS), 1)
+		CXXFLAGS += -Wextra -Wpedantic
+		ifeq ($(shell $(CXX) -v 2>&1 | grep -c "clang version"), 1)
+			CXXFLAGS += -Wshadow -Wsign-conversion
+		endif
+	endif
+	CFLAGS = $(CXXFLAGS)
+endif
+
+ifeq ($(UNAME_S), Darwin) #APPLE
+	ECHO_MESSAGE = "Mac OS X"
+	ifeq ($(WITH_EXTRA_WARNINGS), 1)
+		CXXFLAGS += -Weverything -Wno-reserved-id-macro -Wno-c++98-compat-pedantic -Wno-padded -Wno-poison-system-directories
+	endif
+	CFLAGS = $(CXXFLAGS)
+endif
+
+ifeq ($(OS), Windows_NT)
+	ECHO_MESSAGE = "MinGW"
+	ifeq ($(WITH_EXTRA_WARNINGS), 1)
+		CXXFLAGS += -Wextra -Wpedantic
+	endif
+	LIBS += -limm32
+	CFLAGS = $(CXXFLAGS)
+endif
+
+##---------------------------------------------------------------------
+## BUILD RULES
+##---------------------------------------------------------------------
+
+%.o:%.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+%.o:$(IMGUI_DIR)/%.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+%.o:$(IMGUI_DIR)/backends/%.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+%.o:$(IMGUI_DIR)/misc/freetype/%.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+all: $(EXE)
+	@echo Build complete for $(ECHO_MESSAGE)
+
+$(EXE): $(OBJS)
+	$(CXX) -o $@ $^ $(CXXFLAGS) $(LIBS)
+
+clean:
+	rm -f $(EXE) $(OBJS)