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85441bbe19
Introduce a C-first TinyGLTF v3 runtime in tiny_gltf_v3.c with a pure-C JSON backend, hook the public header to the new implementation, and add CMake/test coverage for parse and write round-trips. Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
71 lines
2.2 KiB
Makefile
71 lines
2.2 KiB
Makefile
# benchmark/Makefile — Build and run tinygltf v3 benchmarks
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#
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# Targets:
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# make — build gen_synthetic + bench_v3
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# make generate — generate synthetic test scenes
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# make run — run benchmarks on all generated scenes
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# make report — run benchmarks and produce CSV report
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# make clean — remove binaries and generated scenes
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CXX ?= g++
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CXXFLAGS ?= -O2 -std=c++17 -Wall -Wextra -Wno-unused-function
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CXXFLAGS += -fno-rtti -fno-exceptions
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INCLUDES = -I..
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BINDIR = .
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GEN = $(BINDIR)/gen_synthetic
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BENCH_V3 = $(BINDIR)/bench_v3
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# Iteration counts
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ITERATIONS ?= 10
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WARMUP ?= 2
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PREFIX ?= synthetic
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.PHONY: all generate run report clean
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all: $(GEN) $(BENCH_V3)
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$(GEN): gen_synthetic.cpp
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$(CXX) $(CXXFLAGS) -o $@ $<
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$(BENCH_V3): bench_v3.cpp ../tiny_gltf_v3.h ../tiny_gltf_v3.c ../tinygltf_json_c.h
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$(CXX) $(CXXFLAGS) $(INCLUDES) -o $@ $<
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# Generate synthetic scenes of varying sizes
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generate: $(GEN)
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@echo "=== Generating synthetic scenes ==="
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./$(GEN) --prefix $(PREFIX)
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@echo ""
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@echo "Generated files (binary + GLB):"
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@ls -lh $(PREFIX)_*.gltf $(PREFIX)_*.glb $(PREFIX)_*.bin 2>/dev/null || true
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# Run benchmarks on all generated scenes
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run: $(BENCH_V3) generate
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@echo ""
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@echo "================================================================="
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@echo " tinygltf v3 Benchmark"
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@echo "================================================================="
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@echo ""
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@for f in $(PREFIX)_*.glb $(PREFIX)_*.gltf; do \
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if [ -f "$$f" ]; then \
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./$(BENCH_V3) "$$f" --iterations $(ITERATIONS) --warmup $(WARMUP); \
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echo ""; \
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fi; \
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done
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# Run benchmarks and produce CSV report
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report: $(BENCH_V3) generate
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@echo "file,size_bytes,iterations,parse_min_ms,parse_max_ms,parse_avg_ms,parse_median_ms,throughput_mbs,arena_peak_bytes,meshes,nodes,accessors,materials,animations" > benchmark_report.csv
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@for f in $(PREFIX)_*.glb $(PREFIX)_*.gltf; do \
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if [ -f "$$f" ]; then \
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./$(BENCH_V3) "$$f" --iterations $(ITERATIONS) --warmup $(WARMUP) --csv | tail -1 >> benchmark_report.csv; \
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fi; \
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done
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@echo "=== Report written to benchmark_report.csv ==="
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@cat benchmark_report.csv | column -t -s,
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clean:
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rm -f $(GEN) $(BENCH_V3)
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rm -f $(PREFIX)_*.gltf $(PREFIX)_*.glb $(PREFIX)_*.bin
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rm -f benchmark_report.csv
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