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try to avoid introducing a scale when lerping hpr

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This commit is contained in:
David Rose 2003-07-10 21:54:53 +00:00
parent 752c6ce4b4
commit b7f13c5309
1 changed files with 40 additions and 15 deletions
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55
direct/src/interval/cLerpNodePathInterval.cxx
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@ -185,48 +185,73 @@ priv_step(double t) {
// computed, above.
switch (_flags & (F_end_pos | F_end_hpr | F_end_scale)) {
case F_end_pos:
transform = transform->set_pos(pos);
if (_other.is_empty()) {
_node.set_pos(pos);
} else {
_node.set_pos(_other, pos);
}
break;
case F_end_hpr:
transform = transform->set_hpr(hpr);
if (_other.is_empty()) {
_node.set_hpr(hpr);
} else {
_node.set_hpr(_other, hpr);
}
break;
case F_end_scale:
transform = transform->set_scale(scale);
if (_other.is_empty()) {
_node.set_scale(scale);
} else {
_node.set_scale(_other, scale);
}
break;
case F_end_hpr | F_end_scale:
transform = TransformState::make_pos_hpr_scale(transform->get_pos(), hpr, scale);
if (_other.is_empty()) {
_node.set_hpr_scale(hpr, scale);
} else {
_node.set_hpr_scale(hpr, scale);
}
break;
case F_end_pos | F_end_hpr:
transform = TransformState::make_pos_hpr_scale(pos, hpr, transform->get_scale());
if (_other.is_empty()) {
_node.set_pos_hpr(pos, hpr);
} else {
_node.set_pos_hpr(_other, pos, hpr);
}
break;
case F_end_pos | F_end_scale:
if (transform->quat_given()) {
transform = TransformState::make_pos_quat_scale(pos, transform->get_quat(), scale);
if (_other.is_empty()) {
_node.set_pos_quat_scale(pos, transform->get_quat(), scale);
} else {
_node.set_pos_quat_scale(_other, pos, transform->get_quat(), scale);
}
} else {
transform = TransformState::make_pos_hpr_scale(pos, transform->get_hpr(), scale);
if (_other.is_empty()) {
_node.set_pos_hpr_scale(pos, transform->get_hpr(), scale);
} else {
_node.set_pos_hpr_scale(_other, pos, transform->get_hpr(), scale);
}
}
break;
case F_end_pos | F_end_hpr | F_end_scale:
transform = TransformState::make_pos_hpr_scale(pos, hpr, scale);
if (_other.is_empty()) {
_node.set_pos_hpr_scale(pos, hpr, scale);
} else {
_node.set_pos_hpr_scale(_other, pos, hpr, scale);
}
break;
default:
interval_cat.error()
<< "Internal error in CLerpNodePathInterval::priv_step().\n";
}
// Now apply the new transform back to the node.
if (_other.is_empty()) {
_node.set_transform(transform);
} else {
_node.set_transform(_other, transform);
}
}
if ((_flags & (F_end_color | F_end_color_scale)) != 0) {