74 lines
1.7 KiB
Makefile
74 lines
1.7 KiB
Makefile
# Directories
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INCLUDE_DIR = include
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SRC_DIR = src
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BUILD_DIR = build
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# ImGui directory (only set if ImGui is used)
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IMGUI_DIR = imgui
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# Compiler
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CXX = g++
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# Libs
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LIBS = -lGL `pkg-config --libs sdl3`
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# Compiler and linker settings
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CXXFLAGS = `pkg-config --cflags sdl3` -std=c++17 -I $(INCLUDE_DIR)
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# If ImGui directory is set, include its source files
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ifdef IMGUI_DIR
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CXXFLAGS += -I $(IMGUI_DIR) -I $(IMGUI_DIR)/backends
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endif
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# Source and object files
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SRC = $(wildcard $(SRC_DIR)/*.cpp)
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# If ImGui is used, add its source files to the source list
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ifdef IMGUI_DIR
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SRC += $(IMGUI_DIR)/imgui.cpp $(IMGUI_DIR)/imgui_demo.cpp $(IMGUI_DIR)/imgui_draw.cpp $(IMGUI_DIR)/imgui_tables.cpp $(IMGUI_DIR)/imgui_widgets.cpp
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SRC += $(IMGUI_DIR)/backends/imgui_impl_sdl3.cpp $(IMGUI_DIR)/backends/imgui_impl_opengl3.cpp
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endif
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# Target executable
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UNAME := $(shell uname -s)
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BUILD_DIR := $(BUILD_DIR)/$(UNAME)
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OBJ_DIR := $(BUILD_DIR)/objs
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BIN = $(BUILD_DIR)/main
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# Object files corresponding to the source files (now in obj directory)
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OBJS = $(addprefix $(OBJ_DIR)/, $(addsuffix .o, $(basename $(notdir $(SRC)))))
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# development target with debugging
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dev: CXXFLAGS += -g -Wall -Wformat
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dev: all
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# Release target
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release: CXXFLAGS += -O3
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release: all
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# Create directories for build output
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dirs:
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@mkdir -p $(BUILD_DIR)
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@mkdir -p $(OBJ_DIR)
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# Pattern rule for source files in src directory
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$(OBJ_DIR)/%.o: $(SRC_DIR)/%.cpp
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$(CXX) $(CXXFLAGS) -c -o $@ $<
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# Pattern rule for ImGui source files
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ifdef IMGUI_DIR
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$(OBJ_DIR)/%.o: $(IMGUI_DIR)/%.cpp
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$(CXX) $(CXXFLAGS) -c -o $@ $<
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$(OBJ_DIR)/%.o: $(IMGUI_DIR)/backends/%.cpp
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$(CXX) $(CXXFLAGS) -c -o $@ $<
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endif
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all: dirs $(BIN)
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@echo Build complete
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$(BIN): $(OBJS)
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$(CXX) -o $@ $^ $(CXXFLAGS) $(LIBS)
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clean:
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rm -rf $(BUILD_DIR)
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