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### Copyright (c) 2025 Freya Murphy <freya@freyacat.org>

CC ?= cc

CFLAGS += -O2
CFLAGS += -std=gnu23
CFLAGS += -Wall -Wextra -pedantic

LDFLAGS += -lglfw -lGL -lGLEW -lcglm -lm -lc

.PHONY: build clean run fmt
.SILENT:

SRC := src
BIN := bin
OUT := voxel

H_SRC := $(shell find $(SRC) -type f -name "*.h")
C_SRC := $(shell find $(SRC) -type f -name "*.c")
C_OBJ := $(patsubst %.c,$(BIN)/%.o,$(C_SRC))

build: $(BIN)/$(OUT)

clean:
	rm -fr $(BIN)

run: build
	$(BIN)/$(OUT)

fmt:
	clang-format -i $(shell find -type f -name "*.[ch]")
	sed -i 's/[ \t]*$$//' $(shell find -type f -name "*.[chS]" -or -name "*.glsl")

$(C_OBJ): $(BIN)/%.o : %.c $(H_SRC)
	mkdir -p $(@D)
	printf "\033[34m  CC  \033[0m%s\n" $<
	$(CC) -c $(CFLAGS) -o $@ $<

$(BIN)/$(OUT): $(C_OBJ)
	mkdir -p $(@D)
	printf "\033[32m  LD  \033[0m%s\n" $@
	$(CC) $(LDFLAGS) -o $(BIN)/$(OUT) $(C_OBJ)