initial commit

.gitignore

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+nitrogfx

LICENSE

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+Copyright (c) 2015 YamaArashi, 2021-2023 red031000
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

Makefile

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+CC = gcc
+
+HAVE_LIBPNG := $(shell pkg-config libpng; echo $?)
+
+ifeq ($(HAVE_LIBPNG),1)
+$(error No package 'libpng' found)
+endif
+
+CFLAGS = -Wall -Wextra -Werror -Wno-sign-compare -std=c11 -O2 -DPNG_SKIP_SETJMP_CHECK $(shell pkg-config --cflags libpng zlib)
+
+LIBS = $(shell pkg-config --libs libpng zlib)
+
+SRCS = main.c convert_png.c gfx.c jasc_pal.c lz.c rl.c util.c font.c huff.c json.c cJSON.c
+OBJS = $(SRCS:%.c=%.o)
+
+.PHONY: all clean
+
+all: nitrogfx
+	@:
+
+nitrogfx-debug: $(SRCS) convert_png.h gfx.h global.h jasc_pal.h lz.h rl.h util.h font.h json.h cJSON.h
+	$(CC) $(CFLAGS) -g -DDEBUG $(SRCS) -o $@ $(LDFLAGS) $(LIBS)
+
+nitrogfx: $(SRCS) convert_png.h gfx.h global.h jasc_pal.h lz.h rl.h util.h font.h json.h cJSON.h
+	$(CC) $(CFLAGS) $(SRCS) -o $@ $(LDFLAGS) $(LIBS)
+
+clean:
+	$(RM) -r nitrogfx nitrogfx.exe $(OBJS)