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Fix animation compression going the wrong way 

When compressing animation key frame indices the truncation breaks the animation near the border of pages.

We use banker's rounding (FE_TONEAREST) as implemented by fast_ftoi to get the nearest integer frame.
This commit is contained in:
K. S. Ernest (iFire) Lee 2024-09-21 06:28:11 -07:00
parent e4e024ab88
commit dd9525be04
1 changed files with 3 additions and 3 deletions
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6
scene/resources/animation.cpp
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@ -4804,9 +4804,9 @@ void Animation::compress(uint32_t p_page_size, uint32_t p_fps, float p_split_tol
continue; // This track is exhausted (all keys were added already), don't consider.
}
}
uint32_t key_frame = double(track_get_key_time(uncomp_track, time_tracks[i].key_index)) / frame_len;
double key_time = track_get_key_time(uncomp_track, time_tracks[i].key_index);
double result = key_time / frame_len;
uint32_t key_frame = Math::fast_ftoi(result);
if (time_tracks[i].needs_start_frame && key_frame > base_page_frame) {
start_frame = true;
best_frame = base_page_frame;