#!/usr/bin/make

print-%:; @echo $* = $($*)

ifeq ($(shell uname -m), x86_64)
VULKAN_SDK_PATH = ./VulkanSDK/1.1.77.0/x86_64
endif

ODIR = ./build/bin
EXE = $(ODIR)/Test

vpath %.cpp %.cc ./sources
vpath %.vert %.tess %.geom %.frag ./shaders
#vpath %.spv $(ODIR)/shaders

CFLAGS = -std=c++17 -I$(VULKAN_SDK_PATH)/include -Iinclude -Isources
GLFLAGS = -V
LDFLAGS = -L$(VULKAN_SDK_PATH)/lib `pkg-config --static --libs glfw3` -lvulkan -lpthread

CPP = $(wildcard ./sources/*.cpp)
OBJ = $(patsubst ./sources/%,$(ODIR)/%,$(CPP:.cpp=.o))
GLSL = $(wildcard ./shaders/*.vert ./shaders/*.frag)
SPV = $(patsubst ./shaders/%,$(ODIR)/shaders/%,$(GLSL:=.spv))

$(EXE): $(OBJ)|$(ODIR); g++ $(CFLAGS) $^ -o $@ $(LDFLAGS)

$(ODIR)/shaders/%.spv: ./shaders/%
    $(VULKAN_SDK_PATH)/bin/glslangValidator $(GLFLAGS) $< -o $@

$(ODIR)/%.o : %.cpp; g++ $(CFLAGS) -c $< -o $@
$(ODIR):; @mkdir -p $^

all: $(EXE) $(SPV)

clean:; @mv $(EXE) $(OBJ) $(SPV) ~/.local/share/Trash

test: all
    @sh $(VULKAN_SDK_PATH)/../setup-env.sh
    ./$(EXE)

.PHONY: all clean