Flatten and SlaSupports gizmos - grabbers rendered correctly when object is dragged

This commit is contained in:
Lukas Matena 2018-09-26 13:54:09 +02:00
parent fc82aaaa2e
commit 10393ba834
2 changed files with 34 additions and 16 deletions

View File

@ -1246,9 +1246,9 @@ void GLGizmoFlatten::on_render(const BoundingBoxf3& box) const
// the dragged_offset is a vector measuring where was the object moved
// with the gizmo being on. This is reset in set_flattening_data and
// does not work correctly when there are multiple copies.
Vec3d dragged_offset(Vec3d::Zero());
if (m_dragging)
dragged_offset = box.center() - m_starting_center;
if (m_starting_center == Vec3d::Zero())
m_starting_center = box.center();
Vec3d dragged_offset(box.center() - m_starting_center);
::glEnable(GL_BLEND);
::glEnable(GL_DEPTH_TEST);
@ -1309,6 +1309,7 @@ void GLGizmoFlatten::on_render_for_picking(const BoundingBoxf3& box) const
void GLGizmoFlatten::set_flattening_data(const ModelObject* model_object)
{
m_starting_center = Vec3d::Zero();
m_model_object = model_object;
// ...and save the updated positions of the object instances:
@ -1565,7 +1566,7 @@ Vec3d GLGizmoFlatten::get_flattening_normal() const {
GLGizmoSlaSupports::GLGizmoSlaSupports(GLCanvas3D& parent)
: GLGizmoBase(parent)
: GLGizmoBase(parent), m_starting_center(Vec3d::Zero())
{
}
@ -1588,18 +1589,33 @@ bool GLGizmoSlaSupports::on_init()
return true;
}
void GLGizmoSlaSupports::set_model_object_ptr(ModelObject* model_object)
{
m_starting_center = Vec3d::Zero();
m_model_object = model_object;
if (is_mesh_update_necessary())
update_mesh();
}
void GLGizmoSlaSupports::on_render(const BoundingBoxf3& box) const
{
::glEnable(GL_BLEND);
::glEnable(GL_DEPTH_TEST);
// the dragged_offset is a vector measuring where was the object moved
// with the gizmo being on. This is reset in set_flattening_data and
// does not work correctly when there are multiple copies.
if (m_starting_center == Vec3d::Zero())
m_starting_center = box.center();
Vec3d dragged_offset(box.center() - m_starting_center);
for (auto& g : m_grabbers) {
g.color[0] = 1.f;
g.color[1] = 0.f;
g.color[2] = 0.f;
}
render_grabbers();
render_grabbers(dragged_offset);
render_tooltip_texture();
::glDisable(GL_BLEND);
@ -1613,10 +1629,10 @@ void GLGizmoSlaSupports::on_render_for_picking(const BoundingBoxf3& box) const
m_grabbers[i].color[1] = 1.0f;
m_grabbers[i].color[2] = picking_color_component(i);
}
render_grabbers(true);
render_grabbers(Vec3d::Zero(), true);
}
void GLGizmoSlaSupports::render_grabbers(bool picking) const
void GLGizmoSlaSupports::render_grabbers(const Vec3d& dragged_offset, bool picking) const
{
for (int i = 0; i < (int)m_grabbers.size(); ++i)
{
@ -1635,7 +1651,7 @@ void GLGizmoSlaSupports::render_grabbers(bool picking) const
::glEnable(GL_LIGHTING);
::glColor3f((GLfloat)render_color[0], (GLfloat)render_color[1], (GLfloat)render_color[2]);
::glPushMatrix();
Vec3d center = m_model_object->instances.front()->world_matrix() * m_grabbers[i].center;
Vec3d center = m_model_object->instances.front()->world_matrix() * m_grabbers[i].center + dragged_offset;
::glTranslatef((GLfloat)center(0), (GLfloat)center(1), (GLfloat)center(2));
GLUquadricObj *quadric;
quadric = ::gluNewQuadric();
@ -1653,7 +1669,7 @@ bool GLGizmoSlaSupports::is_mesh_update_necessary() const
if (m_state != On || !m_model_object || m_model_object->instances.empty())
return false;
#if ENABLE_MODELINSTANCE_3D_ROTATION
#if ENABLE_MODELINSTANCE_3D_FULL_TRANSFORM
if (m_model_object->volumes.size() != m_source_data.bounding_boxes.size()
|| (m_model_object->instances.front()->world_matrix() * m_source_data.matrix.inverse() * Vec3d(1., 1., 1.) - Vec3d(1., 1., 1.)).norm() > 0.001 )
#else
@ -1706,12 +1722,12 @@ void GLGizmoSlaSupports::update_mesh()
m_source_data.bounding_boxes.clear();
for (const auto& vol : m_model_object->volumes)
m_source_data.bounding_boxes.push_back(vol->get_convex_hull().bounding_box());
#if !ENABLE_MODELINSTANCE_3D_ROTATION
#if !ENABLE_MODELINSTANCE_3D_FULL_TRANSFORM
m_source_data.scaling_factor = m_model_object->instances.front()->scaling_factor;
m_source_data.rotation = m_model_object->instances.front()->rotation;
#else
m_source_data.matrix = m_model_object->instances.front()->world_matrix();
#endif // !ENABLE_MODELINSTANCE_3D_ROTATION
#endif
const float* first_vertex = m_model_object->volumes.front()->get_convex_hull().first_vertex();
m_source_data.mesh_first_point = Vec3d((double)first_vertex[0], (double)first_vertex[1], (double)first_vertex[2]);

View File

@ -375,7 +375,7 @@ private:
#else
std::vector<Vec2d> m_instances_positions;
#endif // ENABLE_MODELINSTANCE_3D_FULL_TRANSFORM
Vec3d m_starting_center;
mutable Vec3d m_starting_center;
const ModelObject* m_model_object = nullptr;
void update_planes();
@ -414,21 +414,23 @@ private:
Eigen::MatrixXi m_F; // facets indices
struct SourceDataSummary {
std::vector<BoundingBoxf3> bounding_boxes; // bounding boxes of convex hulls of individual volumes
#if !ENABLE_MODELINSTANCE_3D_ROTATION
#if !ENABLE_MODELINSTANCE_3D_FULL_TRANSFORM
float scaling_factor;
float rotation;
#else
Transform3d matrix;
#endif // !ENABLE_MODELINSTANCE_3D_ROTATION
#endif
Vec3d mesh_first_point;
};
// This holds information to decide whether recalculation is necessary:
SourceDataSummary m_source_data;
mutable Vec3d m_starting_center;
public:
explicit GLGizmoSlaSupports(GLCanvas3D& parent);
void set_model_object_ptr(ModelObject* model_object) { m_model_object = model_object; if (is_mesh_update_necessary()) update_mesh(); }
void set_model_object_ptr(ModelObject* model_object);
void clicked_on_object(const Vec2d& mouse_position);
void delete_current_grabber(bool delete_all);
@ -437,7 +439,7 @@ private:
void on_update(const Linef3& mouse_ray, const Point* mouse_pos);
void on_render(const BoundingBoxf3& box) const;
void on_render_for_picking(const BoundingBoxf3& box) const;
void render_grabbers(bool picking = false) const;
void render_grabbers(const Vec3d& dragged_offset, bool picking = false) const;
void render_tooltip_texture() const;
bool is_mesh_update_necessary() const;
void update_mesh();