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Breakdown Implementation

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This patch adds the breakdown (or tween) functionality to the graph editor.

The factor defines the linear interpolation from left key to right key.

Reviewed by: Sybren A. Stüvel
Differential Revision: https://developer.blender.org/D9375
Ref: D9375
This commit is contained in:
Christoph Lendenfeld
2021-12-25 20:58:47 +01:00
parent fbd01624e3
commit f7ddb1ed8a
6 changed files with 142 additions and 1 deletions
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12
source/blender/editors/animation/keyframes_general.c
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@@ -400,6 +400,18 @@ void blend_to_neighbor_fcurve_segment(FCurve *fcu, FCurveSegment *segment, const
/* ---------------- */
void breakdown_fcurve_segment(FCurve *fcu, FCurveSegment *segment, const float factor)
{
BezTriple left_bezt = fcurve_segment_start_get(fcu, segment->start_index);
BezTriple right_bezt = fcurve_segment_end_get(fcu, segment->start_index + segment->length);
for (int i = segment->start_index; i < segment->start_index + segment->length; i++) {
fcu->bezt[i].vec[1][1] = interpf(right_bezt.vec[1][1], left_bezt.vec[1][1], factor);
}
}
/* ---------------- */
/* Check if the keyframe interpolation type is supported */
static bool prepare_for_decimate(FCurve *fcu, int i)
{