2025 winter project - 08_bilateral_filter

.gitignore

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+build/
+bilateral_filter
+lib/
+*.raw
+*.o
+*.prof
+*.nsys-rep
+*.ncu-rep
+.vscode/

08_bilateral_filter/.clang-format

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+BasedOnStyle: LLVM
+Language: Cpp
+
+# Indentation
+IndentWidth: 4
+TabWidth: 4
+UseTab: Never
+ContinuationIndentWidth: 4
+IndentCaseLabels: false
+IndentPPDirectives: None
+NamespaceIndentation: None
+
+# Line length
+ColumnLimit: 100
+
+# Braces
+BreakBeforeBraces: Attach
+BraceWrapping:
+  AfterClass: false
+  AfterControlStatement: false
+  AfterEnum: false
+  AfterFunction: false
+  AfterNamespace: false
+  AfterStruct: false
+  BeforeElse: false
+  BeforeWhile: false
+
+# Alignment
+AlignAfterOpenBracket: Align
+AlignConsecutiveAssignments: false
+AlignConsecutiveDeclarations: false
+AlignConsecutiveMacros: true
+AlignEscapedNewlines: Left
+AlignOperands: true
+AlignTrailingComments: true
+
+# Pointer and reference alignment
+DerivePointerAlignment: false
+PointerAlignment: Left
+
+# Includes
+IncludeBlocks: Regroup
+IncludeCategories:
+  - Regex: '^<cuda.*>'
+    Priority: 1
+  - Regex: '^<.*\.h>'
+    Priority: 2
+  - Regex: '^<.*>'
+    Priority: 3
+  - Regex: '".*"'
+    Priority: 4
+SortIncludes: true
+
+# Spaces
+SpaceAfterCStyleCast: false
+SpaceAfterTemplateKeyword: true
+SpaceBeforeAssignmentOperators: true
+SpaceBeforeParens: ControlStatements
+SpaceInEmptyParentheses: false
+SpacesInAngles: false
+SpacesInCStyleCastParentheses: false
+SpacesInContainerLiterals: true
+SpacesInParentheses: false
+SpacesInSquareBrackets: false
+
+# Line breaks
+AllowAllParametersOfDeclarationOnNextLine: true
+AllowShortBlocksOnASingleLine: false
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: Inline
+AllowShortIfStatementsOnASingleLine: false
+AllowShortLoopsOnASingleLine: false
+AlwaysBreakAfterReturnType: None
+AlwaysBreakTemplateDeclarations: Yes
+BinPackArguments: true
+BinPackParameters: true
+BreakBeforeBinaryOperators: None
+BreakBeforeTernaryOperators: true
+BreakConstructorInitializers: BeforeColon
+BreakStringLiterals: true
+
+# Others
+Cpp11BracedListStyle: true
+FixNamespaceComments: true
+MaxEmptyLinesToKeep: 1
+ReflowComments: true
+SortUsingDeclarations: true

08_bilateral_filter/Andy1314Chen/Makefile

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+CXX = g++
+NVCC = nvcc
+CUDA_PATH ?= /usr/local/cuda
+CXXFLAGS = -std=c++17 -O3 -Wall -Wextra -I./include -I$(CUDA_PATH)/include
+NVCCFLAGS = -O3 -gencode arch=compute_110,code=sm_110 -I./include
+
+OPENCV_CFLAGS = $(shell pkg-config --cflags opencv4)
+OPENCV_LIBS = $(shell pkg-config --libs opencv4)
+CUDA_LIBS = -L$(CUDA_PATH)/lib64 -lcudart
+
+# Detect OpenCV CUDA module (cudaimgproc)
+HAVE_OPENCV_CUDA := $(shell pkg-config --libs opencv4 2>/dev/null | grep -q cudaimgproc && echo 1)
+ifeq ($(HAVE_OPENCV_CUDA),1)
+  CXXFLAGS += -DHAVE_OPENCV_CUDA
+  $(info OpenCV CUDA modules detected: enabling cv::cuda::bilateralFilter baseline)
+else
+  $(info OpenCV CUDA modules not found: cv::cuda baseline disabled)
+endif
+
+SRC_DIR = src
+BUILD_DIR = build
+BIN_DIR = .
+
+SRCS_CPP = $(SRC_DIR)/main.cpp \
+           $(SRC_DIR)/image_io.cpp \
+           $(SRC_DIR)/bilateral_filter_cpu.cpp \
+           $(SRC_DIR)/bilateral_filter_opencv.cpp
+
+SRCS_CUDA = $(SRC_DIR)/bilateral_filter_cuda.cu
+
+OBJS_CPP = $(patsubst $(SRC_DIR)/%.cpp,$(BUILD_DIR)/%.o,$(SRCS_CPP))
+OBJS_CUDA = $(patsubst $(SRC_DIR)/%.cu,$(BUILD_DIR)/%.o,$(SRCS_CUDA))
+
+TARGET = $(BIN_DIR)/bilateral_filter
+
+.PHONY: all clean
+
+all: $(TARGET)
+
+$(BUILD_DIR)/%.o: $(SRC_DIR)/%.cpp
+	@mkdir -p $(BUILD_DIR)
+	$(CXX) $(CXXFLAGS) $(OPENCV_CFLAGS) -c -o $@ $<
+
+$(BUILD_DIR)/%.o: $(SRC_DIR)/%.cu
+	@mkdir -p $(BUILD_DIR)
+	$(NVCC) $(NVCCFLAGS) -c -o $@ $<
+
+$(TARGET): $(OBJS_CPP) $(OBJS_CUDA)
+	@mkdir -p $(BUILD_DIR)
+	$(NVCC) -o $@ $^ $(OPENCV_LIBS) $(CUDA_LIBS)
+
+clean:
+	rm -rf $(BUILD_DIR) $(TARGET)