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Phase 22: add non-destructive audio splitting, clip gain and fades, and cached waveforms

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This commit is contained in:
Johannes Findeisen 2026-10-27 15:46:41 +01:00
commit 01d8c1d661
23 changed files with 650 additions and 18 deletions
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25
tests/integration/test_gui.cpp
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@ -332,6 +332,31 @@ int main(int argc, char **argv)
press(stop);
CHECK(handle.recorder == nullptr);
CHECK(xtc_project_get_counts(sequence->project(), &track_count, &clip_count) == XTC_OK && clip_count == 2);
CHECK(sequence->waveform_count() == 1);
// Short clips use their four-pixel draw width for hit testing too.
xtc_clip_info audio_clip{};
CHECK(xtc_project_get_clip(sequence->project(), 1, &audio_clip) == XTC_OK && audio_clip.asset_path[0]);
size_t audio_row = 0;
for (; audio_row < track_count; ++audio_row) {
xtc_track_info t{}; xtc_project_get_track(sequence->project(), audio_row, &t);
if (t.id == audio_clip.track_id) break;
}
gesture(sequence, 121 + static_cast<int>(audio_clip.start_tick*48/960), 50 + static_cast<int>(audio_row)*56, 0, 0);
CHECK(sequence->selected_clip() == audio_clip.id);
CHECK(sequence->audio_properties(0.5f, 1, 1) == XTC_OK);
sequence->position(audio_clip.start_tick+1);
int split_key = Fl::e_keysym, split_state = Fl::e_state;
Fl::e_keysym = 's'; Fl::e_state = 0;
CHECK(sequence->handle(FL_KEYDOWN) == 1);
Fl::e_keysym = split_key; Fl::e_state = split_state;
CHECK(xtc_project_get_counts(sequence->project(), &track_count, &clip_count) == XTC_OK && clip_count == 3);
CHECK(sequence->duplicate_selection() == XTC_OK && sequence->waveform_count() == 1);
CHECK(sequence->delete_selection() == XTC_OK);
CHECK(window.undo() == XTC_OK);
CHECK(xtc_project_get_counts(sequence->project(), &track_count, &clip_count) == XTC_OK && clip_count == 4);
CHECK(window.undo() == XTC_OK && window.undo() == XTC_OK && window.undo() == XTC_OK);
CHECK(xtc_project_find_clip(sequence->project(), audio_clip.id, &audio_clip) == XTC_OK && audio_clip.gain == 1 && audio_clip.fade_in_tick == 0 && audio_clip.length_tick == 3);
CHECK(xtc_project_get_counts(sequence->project(), &track_count, &clip_count) == XTC_OK && clip_count == 2);
CHECK(window.save_project(filename.c_str()) == XTC_OK);
CHECK(window.open_project(filename.c_str()) == XTC_OK);
float mix[64]; CHECK(xtc_audio_plan_render(handle.audio, 0, mix, 64) == XTC_OK && mix[0] == 0.25f);