Initial commit

.gitignore

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+bin
+obj
+test

LICENSE

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+Copyright (C) 2020 Daniel Gerdgren
+
+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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+TARGET = shadertabler
+
+CC     = gcc
+CFLAGS = -Wall -Werror -O0 -Wno-unused-function
+
+SRCDIR = src
+OBJDIR = obj
+BINDIR = bin
+
+SOURCES  := $(wildcard $(SRCDIR)/exoquant/*.c) $(wildcard $(SRCDIR)/lodepng/*.c) $(wildcard $(SRCDIR)/cwalk/*.c) $(wildcard $(SRCDIR)/*.c)
+INCLUDES := $(wildcard $(SRCDIR)/exoquant/*.h) $(wildcard $(SRCDIR)/lodepng/*.h) $(wildcard $(SRCDIR)/cwalk/*.h) $(wildcard $(SRCDIR)/*.h)
+OBJECTS  := $(SOURCES:$(SRCDIR)/%.c=$(OBJDIR)/%.o)
+
+all: $(BINDIR)/$(TARGET)
+
+$(BINDIR)/$(TARGET): $(OBJECTS)
+	@mkdir -p $(dir $@)
+	@$(CC) $(CFLAGS) $(OBJECTS) -o $@
+
+$(OBJDIR)/%.o: $(SRCDIR)/%.c $(INCLUDES)
+	@mkdir -p $(dir $@)
+	@$(CC) $(CFLAGS) -c $< -o $@
+
+.PHONY: clean
+
+clean:
+	@rm -rf $(OBJDIR) $(BINDIR)

README.md

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+# ShadeTabler
+Shade Table Generator by Todi / Tulou.
+
+Developed and distributed under the terms of the [MIT license](./LICENSE).
+
+## Building
+
+In a Unix-like environment simply `make` the binary.
+
+## Usage
+
+	shadetabler -o <output directory> <additional options> <input files...>
+
+Available options are:
+
+	-o, --output                    Output directory. (Required)
+	-v, --verbose                   Verbose output.
+	-f, --force                     Overwrite existing files, never prompt.
+	-c, --colors [2-256]            Number of colors saved in the output file. (Default 256)
+	-s, --shades [2-256]            Number of shades in shade table. (Default 64)
+	-t, --type [light|dark|both]    Number of shades in shade table. (Default "light")
+	-h, --hq                        High quality quantization quality.
+	-r, --reserve                   Reserve colors for black and white.
+	-l, --light                     Light shade table filename. (Default "shadetable_light.png")
+	-d, --dark                      Dark shade table filename. (Default "shadetable_dark.png")
+
+Examples:
+
+	shadetabler -v -r -c 256 -s 64 texture1.png -o ./shadetables
+	shadetabler texture1.png texture2.png texture3.png -o ./shadetables
+	shadetabler -f -c 64 -s 32 -r -hq texture1.png -d shadetable.png -o ./shadetables
+
+## Acknowledgments
+ShadeTabler uses the following libraries:
+
+* [LodePNG](https://lodev.org/lodepng/) by Lode Vandevenne
+* [ExoQuant](/~https://github.com/exoticorn/exoquant/) by Dennis Ranke

src/cwalk/LICENSE

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+libcwalk - path library for C/C++
+
+MIT License
+
+Copyright (c) 2020 Leonard Iklé
+
+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.