Keep fixed radius of rotate gizmo

This commit is contained in:
Enrico Turri 2018-07-12 11:26:13 +02:00
parent 1356a9977e
commit 0e9ac1679f
5 changed files with 72 additions and 2 deletions

View file

@ -90,6 +90,7 @@ GLGizmoBase::EState GLGizmoBase::get_state() const
void GLGizmoBase::set_state(GLGizmoBase::EState state)
{
m_state = state;
on_set_state();
}
unsigned int GLGizmoBase::get_texture_id() const
@ -118,12 +119,22 @@ void GLGizmoBase::start_dragging()
on_start_dragging();
}
void GLGizmoBase::stop_dragging()
{
on_stop_dragging();
}
void GLGizmoBase::update(const Pointf& mouse_pos)
{
if (m_hover_id != -1)
on_update(mouse_pos);
}
void GLGizmoBase::refresh()
{
on_refresh();
}
void GLGizmoBase::render(const BoundingBoxf3& box) const
{
on_render(box);
@ -134,8 +145,24 @@ void GLGizmoBase::render_for_picking(const BoundingBoxf3& box) const
on_render_for_picking(box);
}
void GLGizmoBase::on_set_state()
{
// do nothing
}
void GLGizmoBase::on_start_dragging()
{
// do nothing
}
void GLGizmoBase::on_stop_dragging()
{
// do nothing
}
void GLGizmoBase::on_refresh()
{
// do nothing
}
void GLGizmoBase::render_grabbers() const
@ -162,6 +189,7 @@ GLGizmoRotate::GLGizmoRotate()
, m_angle_z(0.0f)
, m_center(Pointf(0.0, 0.0))
, m_radius(0.0f)
, m_keep_radius(false)
{
}
@ -199,6 +227,11 @@ bool GLGizmoRotate::on_init()
return true;
}
void GLGizmoRotate::on_set_state()
{
m_keep_radius = (m_state == On) ? false : true;
}
void GLGizmoRotate::on_update(const Pointf& mouse_pos)
{
Vectorf orig_dir(1.0, 0.0);
@ -220,13 +253,22 @@ void GLGizmoRotate::on_update(const Pointf& mouse_pos)
m_angle_z = (float)theta;
}
void GLGizmoRotate::on_refresh()
{
m_keep_radius = false;
}
void GLGizmoRotate::on_render(const BoundingBoxf3& box) const
{
::glDisable(GL_DEPTH_TEST);
const Pointf3& size = box.size();
m_center = box.center();
m_radius = Offset + ::sqrt(sqr(0.5f * size.x) + sqr(0.5f * size.y));
if (!m_keep_radius)
{
m_radius = Offset + ::sqrt(sqr(0.5f * size.x) + sqr(0.5f * size.y));
m_keep_radius = true;
}
::glLineWidth(2.0f);
::glColor3fv(BaseColor);