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Tech ENABLE_RAYCAST_PICKING - 1st installment - Raytraced picking of printbed

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This commit is contained in:
enricoturri1966 2022-06-10 13:20:52 +02:00
parent 8f40270f93
commit cfc3988b9f
13 changed files with 741 additions and 2 deletions
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120
src/slic3r/GUI/GLCanvas3D.cpp
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@ -1664,6 +1664,14 @@ void GLCanvas3D::render()
else if (!m_volumes.empty())
// regular picking pass
_picking_pass();
#if ENABLE_RAYCAST_PICKING_DEBUG
else {
ImGuiWrapper& imgui = *wxGetApp().imgui();
imgui.begin(std::string("Hit result"), ImGuiWindowFlags_AlwaysAutoResize);
imgui.text("Picking disabled");
imgui.end();
}
#endif // ENABLE_RAYCAST_PICKING_DEBUG
}
#if ENABLE_RENDER_PICKING_PASS
@ -1718,6 +1726,11 @@ void GLCanvas3D::render()
}
#endif // ENABLE_RENDER_PICKING_PASS
#if ENABLE_RAYCAST_PICKING_DEBUG
if (m_picking_enabled && !m_mouse.dragging)
m_scene_raycaster.render_hit(camera);
#endif // ENABLE_RAYCAST_PICKING_DEBUG
#if ENABLE_SHOW_CAMERA_TARGET
_render_camera_target();
#endif // ENABLE_SHOW_CAMERA_TARGET
@ -5392,6 +5405,108 @@ void GLCanvas3D::_refresh_if_shown_on_screen()
}
}
#if ENABLE_RAYCAST_PICKING
void GLCanvas3D::_picking_pass()
{
if (!m_picking_enabled || m_mouse.dragging || m_mouse.position == Vec2d(DBL_MAX, DBL_MAX))
return;
m_hover_volume_idxs.clear();
const ClippingPlane clipping_plane = m_gizmos.get_clipping_plane().inverted_normal();
const SceneRaycaster::HitResult hit = m_scene_raycaster.hit(m_mouse.position, wxGetApp().plater()->get_camera(), &clipping_plane);
if (hit.is_valid()) {
switch (hit.type)
{
case SceneRaycaster::EType::Volume:
{
if (0 <= hit.raycaster_id && hit.raycaster_id < (int)m_volumes.volumes.size()) {
const GLVolume* volume = m_volumes.volumes[hit.raycaster_id];
if (volume->is_active && !volume->disabled && (volume->composite_id.volume_id >= 0 || m_render_sla_auxiliaries)) {
// do not add the volume id if any gizmo is active and CTRL is pressed
if (m_gizmos.get_current_type() == GLGizmosManager::EType::Undefined || !wxGetKeyState(WXK_CONTROL)) {
m_hover_volume_idxs.emplace_back(hit.raycaster_id);
m_gizmos.set_hover_id(-1);
}
}
}
else
assert(false);
break;
}
case SceneRaycaster::EType::Gizmo:
{
const Size& cnv_size = get_canvas_size();
bool inside = 0 <= m_mouse.position.x() && m_mouse.position.x() < cnv_size.get_width() &&
0 <= m_mouse.position.y() && m_mouse.position.y() < cnv_size.get_height();
m_gizmos.set_hover_id(inside ? hit.raycaster_id : -1);
break;
}
case SceneRaycaster::EType::Bed:
{
m_gizmos.set_hover_id(-1);
break;
}
default:
{
assert(false);
break;
}
}
}
else
m_gizmos.set_hover_id(-1);
_update_volumes_hover_state();
#if ENABLE_RAYCAST_PICKING_DEBUG
ImGuiWrapper& imgui = *wxGetApp().imgui();
imgui.begin(std::string("Hit result"), ImGuiWindowFlags_AlwaysAutoResize);
std::string object_type = "None";
switch (hit.type)
{
case SceneRaycaster::EType::Bed: { object_type = "Bed"; break; }
case SceneRaycaster::EType::Gizmo: { object_type = "Gizmo element"; break; }
case SceneRaycaster::EType::Volume:
{
if (m_volumes.volumes[hit.raycaster_id]->is_wipe_tower)
object_type = "Wipe tower";
else if (m_volumes.volumes[hit.raycaster_id]->volume_idx() == -int(slaposPad))
object_type = "SLA pad";
else if (m_volumes.volumes[hit.raycaster_id]->volume_idx() == -int(slaposSupportTree))
object_type = "SLA supports";
else
object_type = "Volume";
break;
}
}
char buf[1024];
if (hit.type != SceneRaycaster::EType::None) {
sprintf(buf, "Object ID: %d", hit.raycaster_id);
imgui.text(std::string(buf));
sprintf(buf, "Type: %s", object_type.c_str());
imgui.text(std::string(buf));
sprintf(buf, "Position: %.3f, %.3f, %.3f", hit.position.x(), hit.position.y(), hit.position.z());
imgui.text(std::string(buf));
sprintf(buf, "Normal: %.3f, %.3f, %.3f", hit.normal.x(), hit.normal.y(), hit.normal.z());
imgui.text(std::string(buf));
}
else
imgui.text("NO HIT");
ImGui::Separator();
imgui.text("Registered for picking:");
sprintf(buf, "Beds: %d", (int)m_scene_raycaster.beds_count());
imgui.text(std::string(buf));
sprintf(buf, "Volumes: %d", (int)m_scene_raycaster.volumes_count());
imgui.text(std::string(buf));
sprintf(buf, "Gizmo elements: %d", (int)m_scene_raycaster.gizmos_count());
imgui.text(std::string(buf));
imgui.end();
#endif // ENABLE_RAYCAST_PICKING_DEBUG
}
#else
void GLCanvas3D::_picking_pass()
{
if (m_picking_enabled && !m_mouse.dragging && m_mouse.position != Vec2d(DBL_MAX, DBL_MAX)) {
@ -5466,6 +5581,7 @@ void GLCanvas3D::_picking_pass()
_update_volumes_hover_state();
}
}
#endif // ENABLE_RAYCAST_PICKING
void GLCanvas3D::_rectangular_selection_picking_pass()
{
@ -5485,8 +5601,10 @@ void GLCanvas3D::_rectangular_selection_picking_pass()
_render_volumes_for_picking();
#if ENABLE_LEGACY_OPENGL_REMOVAL
#if !ENABLE_RAYCAST_PICKING
const Camera& camera = wxGetApp().plater()->get_camera();
_render_bed_for_picking(camera.get_view_matrix(), camera.get_projection_matrix(), !camera.is_looking_downward());
#endif // !ENABLE_RAYCAST_PICKING
#else
_render_bed_for_picking(!wxGetApp().plater()->get_camera().is_looking_downward());
#endif // ENABLE_LEGACY_OPENGL_REMOVAL
@ -5651,6 +5769,7 @@ void GLCanvas3D::_render_bed(bool bottom, bool show_axes)
#endif // ENABLE_LEGACY_OPENGL_REMOVAL
}
#if !ENABLE_RAYCAST_PICKING
#if ENABLE_LEGACY_OPENGL_REMOVAL
void GLCanvas3D::_render_bed_for_picking(const Transform3d& view_matrix, const Transform3d& projection_matrix, bool bottom)
#else
@ -5668,6 +5787,7 @@ void GLCanvas3D::_render_bed_for_picking(bool bottom)
m_bed.render_for_picking(*this, bottom, scale_factor);
#endif // ENABLE_LEGACY_OPENGL_REMOVAL
}
#endif // !ENABLE_RAYCAST_PICKING
void GLCanvas3D::_render_objects(GLVolumeCollection::ERenderType type)
{