Restructure + Build-Time Reduction

.clang-format

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+# DwarfFortress clang-format code style rules
+# https://clang.llvm.org/docs/ClangFormatStyleOptions.html
+#
+# In-Place Usage:
+# find g_src/ -iname '*.hpp' -o -iname '*.cpp' | xargs clang-format -i -style=file
+
+Language: Cpp
+BasedOnStyle: LLVM
+
+IndentWidth: 2
+TabWidth: 2
+UseTab: Never
+
+DerivePointerAlignment: false
+PointerAlignment: Left
+ReferenceAlignment: Left
+
+EmptyLineBeforeAccessModifier: Always
+
+AlignTrailingComments:
+  Kind: Always
+  OverEmptyLines: 1
+
+SeparateDefinitionBlocks: Always

.gitignore

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+tmp/**
+main
+*.dSYM/**
+gamelog.txt
+errorlog.txt

Makefile

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+# Dwarf-Fortress Libgraphics Makefile
+# Tested on MacOSX (M1, arm) GNU/Linux (Ubuntu, x86 amd)
+
+# Install Location Configuration
+INCPATH = -I/usr/local/include
+LIBPATH = -L/usr/local/lib
+LINKOS = -lSDL2 -lSDL2_image -lSDL2_mixer -lSDL2_ttf -lz -ldl -lpthread
+
+# Compilation Settings
+CC = g++-11 -std=c++20
+CF = -Wfatal-errors -O3 -g -DDF_GLUE_CPP
+
+UNAME := $(shell uname)
+ifeq ($(UNAME), Linux)			#Detect GNU/Linux
+endif
+ifeq ($(UNAME), Darwin)			#Detect MacOS
+# assume dependency installation w. homebrew
+INCPATH = -I/opt/homebrew/include
+LIBPATH = -L/opt/homebrew/lib
+CC = g++-12 -std=c++20
+endif
+
+.PHONY: all
+all:
+	@echo "Compiling Dwarf-Fortress libgraphics (main)...";
+	@$(CC) $(CF) $(INCPATH) $(LIBPATH) \
+    g_src/platform/win32_compat.cpp \
+    g_src/util/definitions.cpp \
+    g_src/util/command_line.cpp \
+    g_src/util/random.cpp \
+    g_src/util/logger.cpp \
+    g_src/text/stringvec.cpp \
+    g_src/text/textlines.cpp \
+    g_src/text/transform.cpp \
+    g_src/files/files.cpp \
+    g_src/files/file_compressor.cpp \
+    g_src/files/find_files_posix.cpp \
+    g_src/files/find_files_windows.cpp \
+    g_src/audio/audio.cpp \
+    g_src/audio/audio_fmod.cpp \
+    g_src/audio/audio_sdl.cpp \
+    g_src/graphics/enabler.cpp \
+    g_src/graphics/enabler_input.cpp \
+    g_src/graphics/graphics.cpp \
+    g_src/graphics/init.cpp \
+    g_src/graphics/interface.cpp \
+    g_src/graphics/keybindings.cpp \
+    g_src/graphics/KeybindingScreen.cpp \
+    g_src/graphics/renderer_offscreen.cpp \
+    g_src/graphics/resize++.cpp \
+    g_src/graphics/textures.cpp \
+    g_src/graphics/ViewBase.cpp \
+    g_src/hooks/dfhooks.cpp \
+    glue/glue.cpp \
+	$(LINKOS) -o main
+	@echo "Done";