Differential D817 Diff 2694 source/blender/blenkernel/intern/softbody.c

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source/blender/blenkernel/intern/softbody.c

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	}	}
	}	}


	/* since this is definitely the most CPU consuming task here .. try to spread it */	/* since this is definitely the most CPU consuming task here .. try to spread it */
	/* core function _softbody_calc_forces_slice_in_a_thread */	/* core function _softbody_calc_forces_slice_in_a_thread */
	/* result is int to be able to flag user break */	/* result is int to be able to flag user break */
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	int number_of_points_here = ilast - ifirst;	int number_of_points_here = ilast - ifirst;
	SoftBody sb= ob->soft; / is supposed to be there */	SoftBody sb= ob->soft; / is supposed to be there */
	BodyPoint *bp;	BodyPoint *bp;

	/* intitialize */	/* intitialize */
	if (sb) {	if (sb) {
	/* check conditions for various options */	/* check conditions for various options */
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	}	}
	/* debugerin */	/* debugerin */


	bp = &sb->bpoint[ifirst];	bp = &sb->bpoint[ifirst];
	for (bb=number_of_points_here; bb>0; bb--, bp++) {	for (bb=number_of_points_here; bb>0; bb--, bp++) {
	/* clear forces accumulator */	/* clear forces accumulator */
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	float distance;	float distance;
	float compare;	float compare;
	float bstune = sb->ballstiff;	float bstune = sb->ballstiff;

	for (c=sb->totpoint, obp= sb->bpoint; c>=ifirst+bb; c--, obp++) {	for (c=sb->totpoint, obp= sb->bpoint; c>=ifirst+bb; c--, obp++) {
	compare = (obp->colball + bp->colball);	compare = (obp->colball + bp->colball);
	sub_v3_v3v3(def, bp->pos, obp->pos);	sub_v3_v3v3(def, bp->pos, obp->pos);
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	/* mathematically it is completly nuts, but performance is pretty much (3) times faster */	/* mathematically it is completly nuts, but performance is pretty much (3) times faster */
	if ((ABS(def[0]) > compare) \|\| (ABS(def[1]) > compare) \|\| (ABS(def[2]) > compare)) continue;	if ((ABS(def[0]) > compare) \|\| (ABS(def[1]) > compare) \|\| (ABS(def[2]) > compare)) continue;
	distance = normalize_v3(def);	distance = normalize_v3(def);
	if (distance < compare ) {	if (distance < compare){ // skip also overlapping body points by using a minimum distance (demolition)
	/* exclude body points attached with a spring */	/* exclude body points attached with a spring */
	attached = 0;	attached = 0;
	for (b=obp->nofsprings;b>0;b--) {	for (b=obp->nofsprings;b>0;b--) {
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	if (sb->bpoint == NULL \|\|	if (sb->bpoint == NULL \|\|
	((ob->softflag & OB_SB_EDGES) && !ob->soft->bspring && object_has_edges(ob)))	((ob->softflag & OB_SB_EDGES) && !ob->soft->bspring && object_has_edges(ob)))
	{	{

	switch (ob->type) {	switch (ob->type) {
	case OB_MESH:	case OB_MESH:
	mesh_to_softbody(scene, ob);	mesh_to_softbody(scene, ob);
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