diff options
Diffstat (limited to 'source/blender/blenkernel/intern/fmodifier.c')
| -rw-r--r-- | source/blender/blenkernel/intern/fmodifier.c | 38 |
1 files changed, 21 insertions, 17 deletions
diff --git a/source/blender/blenkernel/intern/fmodifier.c b/source/blender/blenkernel/intern/fmodifier.c index 79808d20193..234fa607604 100644 --- a/source/blender/blenkernel/intern/fmodifier.c +++ b/source/blender/blenkernel/intern/fmodifier.c @@ -95,8 +95,10 @@ static FModifierTypeInfo FMI_MODNAME = { /* Generators available: * 1) simple polynomial generator: - * - Expanded form - (y = C[0]*(x^(n)) + C[1]*(x^(n-1)) + ... + C[n]) - * - Factorized form - (y = (C[0][0]*x + C[0][1]) * (C[1][0]*x + C[1][1]) * ... * (C[n][0]*x + C[n][1])) + * - Expanded form: + * (y = C[0]*(x^(n)) + C[1]*(x^(n-1)) + ... + C[n]) + * - Factorized form: + * (y = (C[0][0]*x + C[0][1]) * (C[1][0]*x + C[1][1]) * ... * (C[n][0]*x + C[n][1])) */ static void fcm_generator_free(FModifier *fcm) @@ -217,9 +219,9 @@ static void fcm_generator_evaluate( float value = 1.0f, *cp = NULL; unsigned int i; - /* for each coefficient pair, solve for that bracket before accumulating in value by multiplying */ - for (cp = data->coefficients, i = 0; (cp) && (i < (unsigned int)data->poly_order); - cp += 2, i++) { + /* For each coefficient pair, + * solve for that bracket before accumulating in value by multiplying. */ + for (cp = data->coefficients, i = 0; (cp) && (i < (uint)data->poly_order); cp += 2, i++) { value *= (cp[0] * evaltime + cp[1]); } @@ -594,14 +596,14 @@ int BKE_fcm_envelope_find_index(FCM_EnvelopeData array[], /* This modifier changes evaltime to something that exists within the curve's frame-range, * then re-evaluates modifier stack up to this point using the new time. This re-entrant behavior - * is very likely to be more time-consuming than the original approach... (which was tightly integrated into - * the calculation code...). + * is very likely to be more time-consuming than the original approach... + * (which was tightly integrated into the calculation code...). * - * NOTE: this needs to be at the start of the stack to be of use, as it needs to know the extents of the - * keyframes/sample-data. + * NOTE: this needs to be at the start of the stack to be of use, + * as it needs to know the extents of the keyframes/sample-data. * - * Possible TODO - store length of cycle information that can be initialized from the extents of the - * keyframes/sample-data, and adjusted as appropriate. + * Possible TODO - store length of cycle information that can be initialized from the extents of + * the keyframes/sample-data, and adjusted as appropriate. */ /* temp data used during evaluation */ @@ -740,9 +742,10 @@ static float fcm_cycles_time( } /* calculate where in the cycle we are (overwrite evaltime to reflect this) */ else if ((mode == FCM_EXTRAPOLATE_MIRROR) && ((int)(cycle + 1) % 2)) { - /* when 'mirror' option is used and cycle number is odd, this cycle is played in reverse + /* When 'mirror' option is used and cycle number is odd, this cycle is played in reverse * - for 'before' extrapolation, we need to flip in a different way, otherwise values past - * then end of the curve get referenced (result of fmod will be negative, and with different phase) + * then end of the curve get referenced + * (result of fmod will be negative, and with different phase). */ if (side < 0) { evaltime = prevkey[0] - cyct; @@ -1455,9 +1458,9 @@ float evaluate_time_fmodifiers(FModifiersStackStorage *storage, continue; } - /* if modifier cannot be applied on this frame (whatever scale it is on, it won't affect the results) - * hence we shouldn't bother seeing what it would do given the chance - */ + /* If modifier cannot be applied on this frame + * (whatever scale it is on, it won't affect the results) + * hence we shouldn't bother seeing what it would do given the chance. */ if ((fcm->flag & FMODIFIER_FLAG_RANGERESTRICT) == 0 || ((fcm->sfra <= evaltime) && (fcm->efra >= evaltime))) { /* only evaluate if there's a callback for this */ @@ -1508,7 +1511,8 @@ void evaluate_value_fmodifiers(FModifiersStackStorage *storage, continue; } - /* only evaluate if there's a callback for this, and if F-Modifier can be evaluated on this frame */ + /* Only evaluate if there's a callback for this, + * and if F-Modifier can be evaluated on this frame. */ if ((fcm->flag & FMODIFIER_FLAG_RANGERESTRICT) == 0 || ((fcm->sfra <= evaltime) && (fcm->efra >= evaltime))) { if (fmi->evaluate_modifier) { |