| Age | Commit message (Collapse) | Author |
|---|
|
fft_radix2 now computes wr=cosf(angle*k)/wi=sinf(angle*k) directly per k,
eliminating float drift over long iteration runs. Iterative approach
documented in comment for reference. Tests A-E added (bit-reverse, small-N
DFT, twiddle drift, DCT small/large N). arrays_match tolerance reverted to
5e-3. TODO.md updated.
handoff(Gemini): fft twiddle fix complete, 38/38 tests passing.
|
|
- Remove unused variable `bits` in bit_reverse_permute
- Re-enable previously skipped DCT correctness tests (impulse at N/2,
sinusoidal, complex inputs) with tolerance bumped to 2e-2
- Close TODO for FFT-DCT discrepancy investigation
- Add detailed TODO for fixing twiddle factor accumulation bug in
fft_radix2 (root cause of sign errors at large N), with step-by-step
test plan (components A–E)
handoff(Gemini): FFT twiddle bug plan in TODO.md §"Fix FFT twiddle factor
accumulation bug". Tests currently pass at 2e-2; target <1e-5 after fix.
|
|
Restructured test suite for better organization and targeted testing:
**Structure:**
- src/tests/audio/ - 15 audio system tests
- src/tests/gpu/ - 12 GPU/shader tests
- src/tests/3d/ - 6 3D rendering tests
- src/tests/assets/ - 2 asset system tests
- src/tests/util/ - 3 utility tests
- src/tests/common/ - 3 shared test helpers
- src/tests/scripts/ - 2 bash test scripts (moved conceptually, not physically)
**CMake changes:**
- Updated add_demo_test macro to accept LABEL parameter
- Applied CTest labels to all 36 tests for subsystem filtering
- Updated all test file paths in CMakeLists.txt
- Fixed common helper paths (webgpu_test_fixture, etc.)
- Added custom targets for subsystem testing:
- run_audio_tests, run_gpu_tests, run_3d_tests
- run_assets_tests, run_util_tests, run_all_tests
**Include path updates:**
- Fixed relative includes in GPU tests to reference ../common/
**Documentation:**
- Updated doc/HOWTO.md with subsystem test commands
- Updated doc/CONTRIBUTING.md with new test organization
- Updated scripts/check_all.sh to reflect new structure
**Verification:**
- All 36 tests passing (100%)
- ctest -L <subsystem> filters work correctly
- make run_<subsystem>_tests targets functional
- scripts/check_all.sh passes
Backward compatible: make test and ctest continue to work unchanged.
handoff(Gemini): Test reorganization complete. 36/36 tests passing.
|
