diff options
| -rw-r--r-- | source/blender/editors/armature/pose_slide.c | 77 |
1 files changed, 31 insertions, 46 deletions
diff --git a/source/blender/editors/armature/pose_slide.c b/source/blender/editors/armature/pose_slide.c index ae08aee3c47..481282d6df3 100644 --- a/source/blender/editors/armature/pose_slide.c +++ b/source/blender/editors/armature/pose_slide.c @@ -544,71 +544,56 @@ static void pose_slide_apply_quat(tPoseSlideOp *pso, tPChanFCurveLink *pfl) /* only if all channels exist, proceed */ if (fcu_w && fcu_x && fcu_y && fcu_z) { - float quat_prev[4], quat_prev_orig[4]; - float quat_next[4], quat_next_orig[4]; - float quat_curr[4], quat_curr_orig[4]; float quat_final[4]; - copy_qt_qt(quat_curr_orig, pchan->quat); - - /* get 2 quats */ - quat_prev_orig[0] = evaluate_fcurve(fcu_w, prevFrameF); - quat_prev_orig[1] = evaluate_fcurve(fcu_x, prevFrameF); - quat_prev_orig[2] = evaluate_fcurve(fcu_y, prevFrameF); - quat_prev_orig[3] = evaluate_fcurve(fcu_z, prevFrameF); - - quat_next_orig[0] = evaluate_fcurve(fcu_w, nextFrameF); - quat_next_orig[1] = evaluate_fcurve(fcu_x, nextFrameF); - quat_next_orig[2] = evaluate_fcurve(fcu_y, nextFrameF); - quat_next_orig[3] = evaluate_fcurve(fcu_z, nextFrameF); - - normalize_qt_qt(quat_prev, quat_prev_orig); - normalize_qt_qt(quat_next, quat_next_orig); - normalize_qt_qt(quat_curr, quat_curr_orig); - /* perform blending */ if (pso->mode == POSESLIDE_BREAKDOWN) { /* Just perform the interpolation between quat_prev and * quat_next using pso->percentage as a guide. */ - interp_qt_qtqt(quat_final, quat_prev, quat_next, pso->percentage); - } - else if (pso->mode == POSESLIDE_PUSH) { - float quat_diff[4]; + float quat_prev[4]; + float quat_next[4]; + + quat_prev[0] = evaluate_fcurve(fcu_w, prevFrameF); + quat_prev[1] = evaluate_fcurve(fcu_x, prevFrameF); + quat_prev[2] = evaluate_fcurve(fcu_y, prevFrameF); + quat_prev[3] = evaluate_fcurve(fcu_z, prevFrameF); - /* calculate the delta transform from the previous to the current */ - /* TODO: investigate ways to favor one transform more? */ - sub_qt_qtqt(quat_diff, quat_curr, quat_prev); + quat_next[0] = evaluate_fcurve(fcu_w, nextFrameF); + quat_next[1] = evaluate_fcurve(fcu_x, nextFrameF); + quat_next[2] = evaluate_fcurve(fcu_y, nextFrameF); + quat_next[3] = evaluate_fcurve(fcu_z, nextFrameF); - /* increase the original by the delta transform, by an amount determined by percentage */ - add_qt_qtqt(quat_final, quat_curr, quat_diff, pso->percentage); + normalize_qt(quat_prev); + normalize_qt(quat_next); - normalize_qt(quat_final); + interp_qt_qtqt(quat_final, quat_prev, quat_next, pso->percentage); } else { - BLI_assert(pso->mode == POSESLIDE_RELAX); - float quat_interp[4], quat_final_prev[4]; - /* TODO: maybe a sensitivity ctrl on top of this is needed */ - int iters = (int)ceil(10.0f * pso->percentage); + /* POSESLIDE_PUSH and POSESLIDE_RELAX. */ + float quat_breakdown[4]; + float quat_curr[4]; - copy_qt_qt(quat_final, quat_curr); + copy_qt_qt(quat_curr, pchan->quat); - /* perform this blending several times until a satisfactory result is reached */ - while (iters-- > 0) { - /* calculate the interpolation between the endpoints */ - interp_qt_qtqt(quat_interp, - quat_prev, - quat_next, - (cframe - pso->prevFrame) / (pso->nextFrame - pso->prevFrame)); + quat_breakdown[0] = evaluate_fcurve(fcu_w, cframe); + quat_breakdown[1] = evaluate_fcurve(fcu_x, cframe); + quat_breakdown[2] = evaluate_fcurve(fcu_y, cframe); + quat_breakdown[3] = evaluate_fcurve(fcu_z, cframe); - normalize_qt_qt(quat_final_prev, quat_final); + normalize_qt(quat_breakdown); + normalize_qt(quat_curr); - /* tricky interpolations - blending between original and new */ - interp_qt_qtqt(quat_final, quat_final_prev, quat_interp, 1.0f / 6.0f); + if (pso->mode == POSESLIDE_PUSH) { + interp_qt_qtqt(quat_final, quat_breakdown, quat_curr, 1.0f + pso->percentage); + } + else { + BLI_assert(pso->mode == POSESLIDE_RELAX); + interp_qt_qtqt(quat_final, quat_curr, quat_breakdown, pso->percentage); } } /* Apply final to the pose bone, keeping compatible for similar keyframe positions. */ - quat_to_compatible_quat(pchan->quat, quat_final, quat_curr_orig); + quat_to_compatible_quat(pchan->quat, quat_final, pchan->quat); } /* free the path now */ |