# g++ -g main.cpp -Iinclude -Llib-mingw-w64 -lglfw3 -lgdi32 -lopengl32
SHADER_EXT = $(.vert .tesc .tese .geom .frag .comp)
SHADER_SRC_DIR = src/shaders/
SHADER_BIN_DIR = bin/shaders/
SHADER_BIN_EXT = .spv
SHADER_SRC = $(wildcard $(SHADER_SRC_DIR)*$(SHADER_EXT))
SHADER_CC = glslangValidator
SHADER_CFLAGS = -V
SRC_DIR = src/
SRC_EXT = $(.cpp .c)
SRC = $(wildcard src/*.cpp src/*.c)
OBJ_DIR = obj/
OBJ_EXT = $(.o)
OBJS = $(SRC:$(SRC_DIR)%$(SRC)=$(OBJ_DIR)%$(OBJ_EXT))
CC = g++
DB = gdb
CFLAGS = -g -Wall
INC = -Iincludes
LIB_PATHS = -Llibraries\\lib-mingw-w64 -Llibraries\\vulkan
LIBS = -lvulkan-1 -lglfw3 -lgdi32 -lopengl32
BIN_DIR = bin/
BIN_NAME = VulkanApp.exe

# make
all: build buildShaders

# make debug
debug: build
    gdb bin/main.exe

# make build
build: ${OBJS}
    $(CC) $(CFLAGS) $^ $(LIB_PATHS) $(LIBS) -o $(BIN_DIR)$(BIN_NAME)

# make clean
clean:
    -rm obj/*.o
    -rm bin/*.exe

# This gets called anytime a .o file is referenced
obj/%.o: src/%.cpp
    $(CC) $(CFLAGS) $(INC) -c $< -o $@

# make shaders
buildShaders:
    $(foreach shader, $(SHADER_SRC), glslangValidator -V $(shader) -o $\
    $(SHADER_BIN_DIR)$(basename $(notdir $(shader)))$(SHADER_BIN_EXT);)