SLA gizmo - clicking on object does not add new points if any point is selected

Remove selected points button is greyed out unless something is selected
This commit is contained in:
Lukas Matena 2019-02-20 15:42:03 +01:00
parent b0d78c3fb2
commit 5292f16f32
2 changed files with 28 additions and 18 deletions

View file

@ -2064,18 +2064,21 @@ bool GLGizmoSlaSupports::mouse_event(SLAGizmoEventType action, const Vec2d& mous
if (instance_id == -1)
return false;
// Regardless of whether the user clicked the object or not, we will unselect all points:
select_point(NoPoints);
// If there is some selection, don't add new point and deselect everything instead.
if (m_selection_empty) {
Vec3f new_pos;
try {
new_pos = unproject_on_mesh(mouse_position); // this can throw - we don't want to create a new point in that case
m_editing_mode_cache.emplace_back(std::make_pair(sla::SupportPoint(new_pos, m_new_point_head_diameter/2.f, false), false));
m_unsaved_changes = true;
}
catch (...) { // not clicked on object
return true; // prevents deselection of the gizmo by GLCanvas3D
}
}
else
select_point(NoPoints);
Vec3f new_pos;
try {
new_pos = unproject_on_mesh(mouse_position); // this can throw - we don't want to create a new point in that case
m_editing_mode_cache.emplace_back(std::make_pair(sla::SupportPoint(new_pos, m_new_point_head_diameter/2.f, false), true));
m_unsaved_changes = true;
}
catch (...) { // not clicked on object
return true; // prevents deselection of the gizmo by GLCanvas3D
}
return true;
}
@ -2106,9 +2109,8 @@ bool GLGizmoSlaSupports::mouse_event(SLAGizmoEventType action, const Vec2d& mous
direction_to_camera = instance_matrix_no_translation.inverse().cast<float>() * direction_to_camera.eval();
// Iterate over all points, check if they're in the rectangle and if so, check that they are not obscured by the mesh:
for (std::pair<sla::SupportPoint, bool>& point_and_selection : m_editing_mode_cache) {
const sla::SupportPoint& support_point = point_and_selection.first;
Vec3f pos = instance_matrix.cast<float>() * support_point.pos;
for (unsigned int i=0; i<m_editing_mode_cache.size(); ++i) {
Vec3f pos = instance_matrix.cast<float>() * m_editing_mode_cache[i].first.pos;
pos(2) += z_offset;
GLdouble out_x, out_y, out_z;
::gluProject((GLdouble)pos(0), (GLdouble)pos(1), (GLdouble)pos(2), modelview_matrix, projection_matrix, viewport, &out_x, &out_y, &out_z);
@ -2118,14 +2120,14 @@ bool GLGizmoSlaSupports::mouse_event(SLAGizmoEventType action, const Vec2d& mous
bool is_obscured = false;
// Cast a ray in the direction of the camera and look for intersection with the mesh:
std::vector<igl::Hit> hits;
if (m_AABB.intersect_ray(m_V, m_F, support_point.pos, direction_to_camera, hits))
if (m_AABB.intersect_ray(m_V, m_F, m_editing_mode_cache[i].first.pos, direction_to_camera, hits))
// FIXME: the intersection could in theory be behind the camera, but as of now we only have camera direction.
// Also, the threshold is in mesh coordinates, not in actual dimensions.
if (hits.size() > 1 || hits.front().t > 0.001f)
is_obscured = true;
if (!is_obscured)
point_and_selection.second = true;
select_point(i);
}
}
m_selection_rectangle_active = false;
@ -2170,6 +2172,8 @@ void GLGizmoSlaSupports::delete_selected_points()
// wxGetApp().plater()->reslice();
}
select_point(NoPoints);
//m_parent.post_event(SimpleEvent(EVT_GLCANVAS_SCHEDULE_BACKGROUND_PROCESS));
}
@ -2269,7 +2273,9 @@ RENDER_AGAIN:
m_imgui->checkbox(_(L("Lock supports under new islands")), m_lock_unique_islands);
force_refresh |= changed != m_lock_unique_islands;
m_imgui->disabled_begin(m_selection_empty);
remove_selected = m_imgui->button(_(L("Remove selected points")));
m_imgui->disabled_end();
m_imgui->text(" "); // vertical gap
@ -2448,10 +2454,13 @@ void GLGizmoSlaSupports::select_point(int i)
{
if (i == AllPoints || i == NoPoints) {
for (auto& point_and_selection : m_editing_mode_cache)
point_and_selection.second = ( i == AllPoints ? true : false);
point_and_selection.second = ( i == AllPoints );
m_selection_empty = (i == NoPoints);
}
else
else {
m_editing_mode_cache[i].second = true;
m_selection_empty = false;
}
}
void GLGizmoSlaSupports::editing_mode_discard_changes()

View file

@ -502,6 +502,7 @@ private:
bool m_ignore_up_event = false;
bool m_combo_box_open = false;
bool m_unsaved_changes = false;
bool m_selection_empty = true;
EState m_old_state = Off; // to be able to see that the gizmo has just been closed (see on_set_state)
#if SLAGIZMO_IMGUI_MODAL
bool m_show_modal = false;