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bugfix for puff brush, it wasnt working if the object had any transformation.

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some dna comments too.
This commit is contained in:
Campbell Barton
2010-01-12 14:52:09 +00:00
parent 636b4a0663
commit 0a9321e532
2 changed files with 14 additions and 5 deletions
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13
source/blender/editors/physics/particle_edit.c
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@@ -2844,6 +2844,8 @@ static void brush_puff(PEData *data, int point_index)
PTCacheEditPoint *point = edit->points + point_index;
KEY_K;
float mat[4][4], imat[4][4];
float obmat[4][4], obimat[4][4];
float lastco[3], rootco[3] = {0.0f, 0.0f, 0.0f}, co[3], nor[3], kco[3], dco[3], fac=0.0f, length=0.0f;
if(psys && !(psys->flag & PSYS_GLOBAL_HAIR)) {
@@ -2855,17 +2857,23 @@ static void brush_puff(PEData *data, int point_index)
unit_m4(imat);
}
copy_m4_m4(obmat, data->ob->obmat);
invert_m4_m4(obimat, obmat);
LOOP_KEYS {
if(k==0) {
/* find root coordinate and normal on emitter */
VECCOPY(co, key->co);
mul_m4_v3(mat, co);
mul_v3_m4v3(kco, obimat, co); /* use 'kco' as the object space version of worldspace 'co' */
point_index= BLI_kdtree_find_nearest(edit->emitter_field, co, NULL, NULL);
point_index= BLI_kdtree_find_nearest(edit->emitter_field, kco, NULL, NULL);
if(point_index == -1) return;
VECCOPY(rootco, co);
copy_v3_v3(nor, &edit->emitter_cosnos[point_index*6+3]);
mul_mat3_m4_v3(obmat, nor); /* normal into worldspace */
normalize_v3(nor);
length= 0.0f;
@@ -3913,7 +3921,8 @@ static int particle_edit_toggle_exec(bContext *C, wmOperator *op)
/* mesh may have changed since last entering editmode.
* note, this may have run before if the edit data was just created, so could avoid this and speed up a little */
recalc_emitter_field(ob, edit->psys);
if(edit)
recalc_emitter_field(ob, edit->psys);
toggle_particle_cursor(C, 1);
WM_event_add_notifier(C, NC_SCENE|ND_MODE|NS_MODE_PARTICLE, NULL);