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Examples: SDL/GLFW + OpenGL3: Fixes for Makefile (#2774)

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- append CXXFLAGS instead of overwriting them
- add glad.c build rule
This commit is contained in:
NeroBurner 2019-09-17 10:04:40 +02:00 committed by omar
parent 561e7dd490
commit e7e88ed413
2 changed files with 13 additions and 10 deletions
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9
examples/example_glfw_opengl3/Makefile
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@ -35,12 +35,11 @@ CXXFLAGS += -I../libs/gl3w
## Using OpenGL loader: glew
## (This assumes a system-wide installation)
# CXXFLAGS = -lGLEW -DIMGUI_IMPL_OPENGL_LOADER_GLEW
# CXXFLAGS += -lGLEW -DIMGUI_IMPL_OPENGL_LOADER_GLEW
## Using OpenGL loader: glad
## (You'll also need to change the rule at line ~77 of this Makefile to compile/link glad.c/.o)
# SOURCES += ../libs/glad/src/glad.c
# CXXFLAGS = -I../libs/glad/include -DIMGUI_IMPL_OPENGL_LOADER_GLAD
# CXXFLAGS += -I../libs/glad/include -DIMGUI_IMPL_OPENGL_LOADER_GLAD
##---------------------------------------------------------------------
## BUILD FLAGS PER PLATFORM
@ -87,7 +86,9 @@ endif
$(CXX) $(CXXFLAGS) -c -o $@ $<
%.o:../libs/gl3w/GL/%.c
# %.o:../libs/glad/src/%.c
$(CC) $(CFLAGS) -c -o $@ $<
%.o:../libs/glad/src/%.c
$(CC) $(CFLAGS) -c -o $@ $<
all: $(EXE)

14
examples/example_sdl_opengl3/Makefile
View file

@ -35,12 +35,11 @@ CXXFLAGS += -I../libs/gl3w
## Using OpenGL loader: glew
## (This assumes a system-wide installation)
# CXXFLAGS = -lGLEW -DIMGUI_IMPL_OPENGL_LOADER_GLEW
# CXXFLAGS += -lGLEW -DIMGUI_IMPL_OPENGL_LOADER_GLEW
## Using OpenGL loader: glad
## (You'll also need to change the rule at line ~77 of this Makefile to compile/link glad.c/.o)
# SOURCES += ../libs/glad/src/glad.c
# CXXFLAGS = -I../libs/glad/include -DIMGUI_IMPL_OPENGL_LOADER_GLAD
# CXXFLAGS += -I../libs/glad/include -DIMGUI_IMPL_OPENGL_LOADER_GLAD
##---------------------------------------------------------------------
## BUILD FLAGS PER PLATFORM
@ -50,7 +49,7 @@ ifeq ($(UNAME_S), Linux) #LINUX
ECHO_MESSAGE = "Linux"
LIBS += -lGL -ldl `sdl2-config --libs`
CXXFLAGS += -I../libs/gl3w `sdl2-config --cflags`
CXXFLAGS += `sdl2-config --cflags`
CFLAGS = $(CXXFLAGS)
endif
@ -59,7 +58,7 @@ ifeq ($(UNAME_S), Darwin) #APPLE
LIBS += -framework OpenGL -framework Cocoa -framework IOKit -framework CoreVideo `sdl2-config --libs`
LIBS += -L/usr/local/lib -L/opt/local/lib
CXXFLAGS += -I../libs/gl3w `sdl2-config --cflags`
CXXFLAGS += `sdl2-config --cflags`
CXXFLAGS += -I/usr/local/include -I/opt/local/include
CFLAGS = $(CXXFLAGS)
endif
@ -68,7 +67,7 @@ ifeq ($(findstring MINGW,$(UNAME_S)),MINGW)
ECHO_MESSAGE = "MinGW"
LIBS += -lgdi32 -lopengl32 -limm32 `pkg-config --static --libs sdl2`
CXXFLAGS += -I../libs/gl3w `pkg-config --cflags sdl2`
CXXFLAGS += `pkg-config --cflags sdl2`
CFLAGS = $(CXXFLAGS)
endif
@ -88,6 +87,9 @@ endif
%.o:../libs/gl3w/GL/%.c
$(CC) $(CFLAGS) -c -o $@ $<
%.o:../libs/glad/src/%.c
$(CC) $(CFLAGS) -c -o $@ $<
all: $(EXE)
@echo Build complete for $(ECHO_MESSAGE)