SLA gizmo - fixed support points rendering (depth is now correctly accounted for)

This commit is contained in:
Lukas Matena 2019-02-15 16:15:18 +01:00
parent 672cf5d45f
commit 5966dcb78e
4 changed files with 43 additions and 46 deletions

View file

@ -1874,68 +1874,58 @@ void GLGizmoSlaSupports::on_render_for_picking(const GLCanvas3D::Selection& sele
void GLGizmoSlaSupports::render_points(const GLCanvas3D::Selection& selection, bool picking) const
{
if (m_quadric == nullptr)
if (m_quadric == nullptr || !selection.is_from_single_instance())
return;
if (!selection.is_from_single_instance())
return;
const GLVolume* v = selection.get_volume(*selection.get_volume_idxs().begin());
double z_shift = v->get_sla_shift_z();
::glPushMatrix();
::glTranslated(0.0, 0.0, z_shift);
const Transform3d& m = selection.get_volume(*selection.get_volume_idxs().begin())->get_instance_transformation().get_matrix();
::glMultMatrixd(m.data());
if (!picking)
::glEnable(GL_LIGHTING);
const GLVolume* vol = selection.get_volume(*selection.get_volume_idxs().begin());
double z_shift = vol->get_sla_shift_z();
const Transform3d& instance_scaling_matrix_inverse = vol->get_instance_transformation().get_matrix(true, true, false, true).inverse();
const Transform3d& instance_matrix = vol->get_instance_transformation().get_matrix();
::glPushMatrix();
::glTranslated(0.0, 0.0, z_shift);
::glMultMatrixd(instance_matrix.data());
float render_color[3];
for (int i = 0; i < (int)m_editing_mode_cache.size(); ++i)
{
const Vec3f& point_pos = m_editing_mode_cache[i].first.pos;
const bool point_selected = m_editing_mode_cache[i].second;
// first precalculate the grabber position in world coordinates, so that the grabber
// is not scaled with the object (as it would be if rendered with current gl matrix).
Eigen::Matrix<GLfloat, 4, 4, Eigen::DontAlign> glmatrix;
glGetFloatv (GL_MODELVIEW_MATRIX, glmatrix.data());
Eigen::Matrix<float, 4, 1, Eigen::DontAlign> point_pos_4d;
for (int j=0; j<3; ++j)
point_pos_4d(j) = point_pos(j);
point_pos_4d[3] = 1.f;
Eigen::Matrix<float, 4, 1, Eigen::DontAlign> grabber_world_position = glmatrix * point_pos_4d;
const sla::SupportPoint& support_point = m_editing_mode_cache[i].first;
const bool& point_selected = m_editing_mode_cache[i].second;
if (!picking && (m_hover_id == i)) // point is in hover state
{
render_color[0] = 0.f;
// First decide about the color of the point.
if (picking) {
render_color[0] = 1.0f;
render_color[1] = 1.0f;
render_color[2] = 1.0f;
render_color[2] = picking_color_component(i);
}
else {
if (picking) {
render_color[0] = 1.0f;
if ((m_hover_id == i && m_editing_mode)) { // ignore hover state unless editing mode is active
render_color[0] = 0.f;
render_color[1] = 1.0f;
render_color[2] = picking_color_component(i);
render_color[2] = 1.0f;
}
else { // normal rendering
else { // neigher hover nor picking
bool supports_new_island = m_lock_unique_islands && m_editing_mode_cache[i].first.is_new_island;
if (m_editing_mode) {
render_color[0] = point_selected ? 0.f : (supports_new_island ? 0.f : 1.f);
render_color[1] = point_selected ? 1.f : 0.f;
render_color[2] = point_selected ? 0.f : (supports_new_island ? 1.f : 0.f);
render_color[0] = point_selected ? 1.0f : (supports_new_island ? 0.3f : 0.7f);
render_color[1] = point_selected ? 0.3f : (supports_new_island ? 0.3f : 0.7f);
render_color[2] = point_selected ? 0.3f : (supports_new_island ? 1.0f : 0.7f);
}
else
for (unsigned char i=0; i<3; ++i) render_color[i] = 0.5f;
}
}
::glColor3fv(render_color);
// Now render the sphere. Inverse matrix of the instance scaling is applied so that the
// sphere does not scale with the object.
::glPushMatrix();
::glLoadIdentity();
::glTranslated(grabber_world_position(0), grabber_world_position(1), grabber_world_position(2) + z_shift);
::gluSphere(m_quadric, m_editing_mode_cache[i].first.head_front_radius, 64, 36);
::glTranslated(support_point.pos(0), support_point.pos(1), support_point.pos(2));
::glMultMatrixd(instance_scaling_matrix_inverse.data());
::gluSphere(m_quadric, m_editing_mode_cache[i].first.head_front_radius * RenderPointScale, 64, 36);
::glPopMatrix();
}
@ -2078,7 +2068,7 @@ bool GLGizmoSlaSupports::mouse_event(SLAGizmoEventType action, const Vec2d& mous
// Regardless of whether the user clicked the object or not, we will unselect all points:
for (unsigned int i=0; i<m_editing_mode_cache.size(); ++i)
m_editing_mode_cache[i].second = false;
m_editing_mode_cache[i].second = false;
Vec3f new_pos;
try {
@ -2115,9 +2105,9 @@ bool GLGizmoSlaSupports::mouse_event(SLAGizmoEventType action, const Vec2d& mous
const sla::SupportPoint& support_point = point_and_selection.first;
Vec3f pos = instance_matrix.cast<float>() * support_point.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);
out_y = m_canvas_height - out_y;
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);
out_y = m_canvas_height - out_y;
if (rectangle.contains(Point(out_x, out_y)))
point_and_selection.second = true;
@ -2382,7 +2372,12 @@ void GLGizmoSlaSupports::on_set_state()
}
if (m_state == Off) {
m_parent.toggle_model_objects_visibility(true);
m_editing_mode_cache.clear();
if (m_model_object)
for (const sla::SupportPoint& point : m_model_object->sla_support_points)
m_editing_mode_cache.push_back(std::make_pair(point, false));
m_editing_mode = false;
#if SLAGIZMO_IMGUI_MODAL
if (m_show_modal) {
m_show_modal = false;