diff options
Diffstat (limited to 'source/blender/blenkernel/BKE_fcurve.h')
| -rw-r--r-- | source/blender/blenkernel/BKE_fcurve.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/source/blender/blenkernel/BKE_fcurve.h b/source/blender/blenkernel/BKE_fcurve.h index dd5e0dd6e21..a8b1ad49648 100644 --- a/source/blender/blenkernel/BKE_fcurve.h +++ b/source/blender/blenkernel/BKE_fcurve.h @@ -108,5 +108,26 @@ float evaluate_fcurve(struct FCurve *fcu, float evaltime); /* evaluate fcurve and store value */ void calculate_fcurve(struct FCurve *fcu, float ctime); +/* ************* F-Curve Samples API ******************** */ + +/* -------- Defines -------- */ + +/* Basic signature for F-Curve sample-creation function + * - fcu: the F-Curve being operated on + * - data: pointer to some specific data that may be used by one of the callbacks + */ +typedef float (*FcuSampleFunc)(struct FCurve *fcu, void *data, float evaltime); + +/* ----- Sampling Callbacks ------ */ + +/* Basic sampling callback which acts as a wrapper for evaluate_fcurve() */ +float fcurve_samplingcb_evalcurve(struct FCurve *fcu, void *data, float evaltime); + +/* -------- Main Methods -------- */ + +/* Main API function for creating a set of sampled curve data, given some callback function + * used to retrieve the values to store. + */ +void fcurve_store_samples(struct FCurve *fcu, void *data, int start, int end, FcuSampleFunc sample_cb); #endif /* BKE_FCURVE_H*/ |