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Increased the gimbal lock threshold to 170 degrees from 150 degrees.

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This makes it possible to look at the bottom of an object.
This commit is contained in:
bubnikv 2016-11-16 09:24:27 +01:00
parent e6d802a5ff
commit 50f06a0fe8
1 changed files with 5 additions and 2 deletions
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7
lib/Slic3r/GUI/3DScene.pm
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@ -82,6 +82,9 @@ use constant VIEW_BOTTOM => [0.0,180.0];
use constant VIEW_FRONT => [0.0,90.0];
use constant VIEW_REAR => [180.0,90.0];
#use constant GIMBALL_LOCK_THETA_MAX => 150;
use constant GIMBALL_LOCK_THETA_MAX => 170;
# make OpenGL::Array thread-safe
{
no warnings 'redefine';
@ -254,7 +257,7 @@ sub mouse_event {
if (TURNTABLE_MODE) {
$self->_sphi($self->_sphi + ($pos->x - $orig->x) * TRACKBALLSIZE);
$self->_stheta($self->_stheta - ($pos->y - $orig->y) * TRACKBALLSIZE); #-
$self->_stheta(150) if $self->_stheta > 150;
$self->_stheta(GIMBALL_LOCK_THETA_MAX) if $self->_stheta > GIMBALL_LOCK_THETA_MAX;
$self->_stheta(0) if $self->_stheta < 0;
} else {
my $size = $self->GetClientSize;
@ -359,7 +362,7 @@ sub select_view {
$self->_sphi($dirvec->[0]);
$self->_stheta($dirvec->[1]);
# Avoid gimball lock.
$self->_stheta(150) if $self->_stheta > 150;
$self->_stheta(GIMBALL_LOCK_THETA_MAX) if $self->_stheta > GIMBALL_LOCK_THETA_MAX;
$self->_stheta(0) if $self->_stheta < 0;
# View everything.
$self->zoom_to_bounding_box($bb);