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== Copy Location Constraint ==

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I've added two new options for this constraint:
* Copy Bone Tip Location
* Apply owner's location on top of copied location ('Offset')
This commit is contained in:
Joshua Leung
2007-03-24 03:00:54 +00:00
parent 26fd086bca
commit 269e943d58
4 changed files with 87 additions and 33 deletions
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46
source/blender/blenkernel/intern/constraint.c
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@@ -1063,9 +1063,32 @@ short get_constraint_target_matrix (bConstraint *con, short ownertype, void* own
case CONSTRAINT_TYPE_LOCLIKE:
{
bLocateLikeConstraint *data = (bLocateLikeConstraint*)con->data;
if (data->tar){
constraint_target_to_mat4(data->tar, data->subtarget, mat, size);
Object *ob= data->tar;
if (data->tar) {
if (strlen(data->subtarget)) {
bPoseChannel *pchan;
float tmat[4][4];
float bsize[3]={1, 1, 1};
pchan = get_pose_channel(ob->pose, data->subtarget);
if (pchan) {
Mat4CpyMat4(tmat, pchan->pose_mat);
if (data->flag & LOCLIKE_TIP)
VECCOPY(tmat[3], pchan->pose_tail);
Mat4MulMat4 (mat, tmat, ob->obmat);
}
else
Mat4CpyMat4 (mat, ob->obmat);
VECCOPY(size, bsize); // what's this hack for?
}
else {
Mat4CpyMat4 (mat, ob->obmat);
VECCOPY(size, data->tar->size); // what's this hack for?
}
valid=1;
}
else
@@ -1273,23 +1296,32 @@ void evaluate_constraint (bConstraint *constraint, Object *ob, short ownertype,
case CONSTRAINT_TYPE_LOCLIKE:
{
bLocateLikeConstraint *data;
float offset[3] = {0.0f, 0.0f, 0.0f};
data = constraint->data;
if (data->flag & LOCLIKE_OFFSET) {
// for now...
VECCOPY(offset, ob->obmat[3]);
}
if (data->flag & LOCLIKE_X) {
ob->obmat[3][0] = targetmat[3][0];
if(data->flag & LOCLIKE_X_INVERT) ob->obmat[3][0] *= -1;
if(data->flag & LOCLIKE_X_INVERT) ob->obmat[3][0] *= -1;
ob->obmat[3][0] += offset[0];
}
if (data->flag & LOCLIKE_Y) {
ob->obmat[3][1] = targetmat[3][1];
if(data->flag & LOCLIKE_Y_INVERT) ob->obmat[3][1] *= -1;
ob->obmat[3][1] += offset[1];
}
if (data->flag & LOCLIKE_Z) {
ob->obmat[3][2] = targetmat[3][2];
if(data->flag & LOCLIKE_Z_INVERT) ob->obmat[3][2] *= -1;
ob->obmat[3][2] += offset[2];
}
}
break;
@@ -1307,7 +1339,7 @@ void evaluate_constraint (bConstraint *constraint, Object *ob, short ownertype,
Mat4ToEul(targetmat, eul);
Mat4ToEul(ob->obmat, obeul);
if(data->flag != (ROTLIKE_X|ROTLIKE_Y|ROTLIKE_Z)) {
if(!(data->flag & ROTLIKE_X)) {
eul[0]= obeul[0];
@@ -1320,14 +1352,14 @@ void evaluate_constraint (bConstraint *constraint, Object *ob, short ownertype,
}
compatible_eul(eul, obeul);
}
if((data->flag & ROTLIKE_X) && (data->flag & ROTLIKE_X_INVERT))
eul[0]*=-1;
if((data->flag & ROTLIKE_Y) && (data->flag & ROTLIKE_Y_INVERT))
eul[1]*=-1;
if((data->flag & ROTLIKE_Z) && (data->flag & ROTLIKE_Z_INVERT))
eul[2]*=-1;
LocEulSizeToMat4(ob->obmat, loc, eul, size);
}
break;