mozhe
/
BambuStudio
5
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
BambuStudio/slic3r/GUI/Gizmos/GLGizmoPainterBase.cpp

1865 lines
87 KiB
C++
Raw Normal View History

初始化
2024-12-11 08:28:03 +00:00
// Include GLGizmoBase.hpp before I18N.hpp as it includes some libigl code, which overrides our localization "L" macro.
#include "GLGizmoPainterBase.hpp"
#include "slic3r/GUI/GLCanvas3D.hpp"
#include "slic3r/GUI/Gizmos/GLGizmosCommon.hpp"
#include <boost/log/trivial.hpp>
#include <GL/glew.h>
#include "slic3r/GUI/GUI_App.hpp"
#include "slic3r/GUI/Camera.hpp"
#include "slic3r/GUI/Plater.hpp"
#include "slic3r/Utils/UndoRedo.hpp"
#include "libslic3r/Model.hpp"
#include "libslic3r/PresetBundle.hpp"
#include "libslic3r/TriangleMesh.hpp"
#include <memory>
#include <optional>
#include <imgui/imgui_internal.h>
namespace Slic3r::GUI {
GLGizmoPainterBase::GLGizmoPainterBase(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id)
: GLGizmoBase(parent, icon_filename, sprite_id)
{
// Make sphere and save it into a vertex buffer.
m_vbo_sphere.load_its_flat_shading(its_make_sphere(1., (2*M_PI)/24.));
m_vbo_sphere.finalize_geometry(true);
}
void GLGizmoPainterBase::set_painter_gizmo_data(const Selection& selection)
{
if (m_state != On)
return;
const ModelObject* mo = m_c->selection_info() ? m_c->selection_info()->model_object() : nullptr;
if (mo && selection.is_from_single_instance()
&& (m_schedule_update || mo->id() != m_old_mo_id || mo->volumes.size() != m_old_volumes_size))
{
//BBS: add logic to distinguish the first_time_update and later_update
update_from_model_object(!m_schedule_update);
m_old_mo_id = mo->id();
m_old_volumes_size = mo->volumes.size();
m_schedule_update = false;
}
}
GLGizmoPainterBase::ClippingPlaneDataWrapper GLGizmoPainterBase::get_clipping_plane_data() const
{
ClippingPlaneDataWrapper clp_data_out{{0.f, 0.f, 1.f, FLT_MAX}, {-FLT_MAX, FLT_MAX}};
// Take care of the clipping plane. The normal of the clipping plane is
// saved with opposite sign than we need to pass to OpenGL (FIXME)
if (bool clipping_plane_active = m_c->object_clipper()->get_position() != 0.; clipping_plane_active) {
const ClippingPlane *clp = m_c->object_clipper()->get_clipping_plane();
for (size_t i = 0; i < 3; ++i)
clp_data_out.clp_dataf[i] = -1.f * float(clp->get_data()[i]);
clp_data_out.clp_dataf[3] = float(clp->get_data()[3]);
}
// z_range is calculated in the same way as in GLCanvas3D::_render_objects(GLVolumeCollection::ERenderType type)
if (m_c->get_canvas()->get_use_clipping_planes()) {
const std::array<ClippingPlane, 2> &clps = m_c->get_canvas()->get_clipping_planes();
clp_data_out.z_range = {float(-clps[0].get_data()[3]), float(clps[1].get_data()[3])};
}
return clp_data_out;
}
void GLGizmoPainterBase::render_triangles(const Selection& selection) const
{
auto* shader = wxGetApp().get_shader("gouraud");
if (! shader)
return;
shader->start_using();
shader->set_uniform("slope.actived", false);
shader->set_uniform("print_volume.type", 0);
shader->set_uniform("clipping_plane", this->get_clipping_plane_data().clp_dataf);
ScopeGuard guard([shader]() { if (shader) shader->stop_using(); });
const ModelObject *mo = m_c->selection_info()->model_object();
int mesh_id = -1;
for (const ModelVolume* mv : mo->volumes) {
if (! mv->is_model_part())
continue;
++mesh_id;
Transform3d trafo_matrix;
if (m_parent.get_canvas_type() == GLCanvas3D::CanvasAssembleView) {
trafo_matrix = mo->instances[selection.get_instance_idx()]->get_assemble_transformation().get_matrix() * mv->get_matrix();
trafo_matrix.translate(mv->get_transformation().get_offset() * (GLVolume::explosion_ratio - 1.0) + mo->instances[selection.get_instance_idx()]->get_offset_to_assembly() * (GLVolume::explosion_ratio - 1.0));
}
else {
trafo_matrix = mo->instances[selection.get_instance_idx()]->get_transformation().get_matrix()* mv->get_matrix();
}
bool is_left_handed = trafo_matrix.matrix().determinant() < 0.;
if (is_left_handed)
glsafe(::glFrontFace(GL_CW));
glsafe(::glPushMatrix());
glsafe(::glMultMatrixd(trafo_matrix.data()));
// For printers with multiple extruders, it is necessary to pass trafo_matrix
// to the shader input variable print_box.volume_world_matrix before
// rendering the painted triangles. When this matrix is not set, the
// wrong transformation matrix is used for "Clipping of view".
shader->set_uniform("volume_world_matrix", trafo_matrix);
m_triangle_selectors[mesh_id]->render(m_imgui);
glsafe(::glPopMatrix());
if (is_left_handed)
glsafe(::glFrontFace(GL_CCW));
}
}
void GLGizmoPainterBase::render_cursor() const
{
// First check that the mouse pointer is on an object.
const ModelObject* mo = m_c->selection_info()->model_object();
const Selection& selection = m_parent.get_selection();
const ModelInstance* mi = mo->instances[selection.get_instance_idx()];
const Camera& camera = wxGetApp().plater()->get_camera();
// Precalculate transformations of individual meshes.
std::vector<Transform3d> trafo_matrices;
for (const ModelVolume* mv : mo->volumes) {
if (mv->is_model_part())
{
if (m_parent.get_canvas_type() == GLCanvas3D::CanvasAssembleView) {
Transform3d temp = mi->get_assemble_transformation().get_matrix() * mv->get_matrix();
temp.translate(mv->get_transformation().get_offset() * (GLVolume::explosion_ratio - 1.0) + mi->get_offset_to_assembly() * (GLVolume::explosion_ratio - 1.0));
trafo_matrices.emplace_back(temp);
}
else {
trafo_matrices.emplace_back(mi->get_transformation().get_matrix() * mv->get_matrix());
}
}
}
if (m_is_cursor_in_imgui == false) {
// Raycast and return if there's no hit.
update_raycast_cache(m_parent.get_local_mouse_position(), camera, trafo_matrices);
}
else {
m_rr.mouse_position = m_parent.get_local_mouse_position();
}
if (m_rr.mesh_id == -1) {
m_is_cursor_in_imgui = false;
return;
}
if (m_tool_type == ToolType::BRUSH) {
if (m_cursor_type == TriangleSelector::SPHERE)
render_cursor_sphere(trafo_matrices[m_rr.mesh_id]);
else if (m_cursor_type == TriangleSelector::CIRCLE)
render_cursor_circle();
else if (m_cursor_type == TriangleSelector::HEIGHT_RANGE)
render_cursor_height_range(trafo_matrices[m_rr.mesh_id]);
}
}
void GLGizmoPainterBase::render_cursor_circle() const
{
const Camera &camera = wxGetApp().plater()->get_camera();
auto zoom = (float) camera.get_zoom();
float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f;
Size cnv_size = m_parent.get_canvas_size();
float cnv_half_width = 0.5f * (float) cnv_size.get_width();
float cnv_half_height = 0.5f * (float) cnv_size.get_height();
if ((cnv_half_width == 0.0f) || (cnv_half_height == 0.0f))
return;
Vec2d mouse_pos(m_parent.get_local_mouse_position()(0), m_parent.get_local_mouse_position()(1));
Vec2d center(mouse_pos(0) - cnv_half_width, cnv_half_height - mouse_pos(1));
center = center * inv_zoom;
glsafe(::glLineWidth(1.5f));
// BBS
std::array<float, 4> render_color = this->get_cursor_hover_color();
if (m_button_down == Button::Left)
render_color = this->get_cursor_sphere_left_button_color();
else if (m_button_down == Button::Right)
render_color = this->get_cursor_sphere_right_button_color();
glsafe(::glColor4fv(render_color.data()));
glsafe(::glDisable(GL_DEPTH_TEST));
glsafe(::glPushMatrix());
glsafe(::glLoadIdentity());
// ensure that the circle is renderered inside the frustrum
glsafe(::glTranslated(0.0, 0.0, -(camera.get_near_z() + 0.5)));
// ensure that the overlay fits the frustrum near z plane
double gui_scale = camera.get_gui_scale();
glsafe(::glScaled(gui_scale, gui_scale, 1.0));
glsafe(::glPushAttrib(GL_ENABLE_BIT));
glsafe(::glLineStipple(4, 0xAAAA));
glsafe(::glEnable(GL_LINE_STIPPLE));
::glBegin(GL_LINE_LOOP);
for (double angle=0; angle<2*M_PI; angle+=M_PI/20.)
::glVertex2f(GLfloat(center.x()+m_cursor_radius*cos(angle)), GLfloat(center.y()+m_cursor_radius*sin(angle)));
glsafe(::glEnd());
glsafe(::glPopAttrib());
glsafe(::glPopMatrix());
glsafe(::glEnable(GL_DEPTH_TEST));
}
void GLGizmoPainterBase::render_cursor_sphere(const Transform3d& trafo) const
{
const Transform3d complete_scaling_matrix_inverse = Geometry::Transformation(trafo).get_matrix(true, true, false, true).inverse();
const bool is_left_handed = Geometry::Transformation(trafo).is_left_handed();
glsafe(::glPushMatrix());
glsafe(::glMultMatrixd(trafo.data()));
// Inverse matrix of the instance scaling is applied so that the mark does not scale with the object.
glsafe(::glTranslatef(m_rr.hit(0), m_rr.hit(1), m_rr.hit(2)));
glsafe(::glMultMatrixd(complete_scaling_matrix_inverse.data()));
glsafe(::glScaled(m_cursor_radius, m_cursor_radius, m_cursor_radius));
if (is_left_handed)
glFrontFace(GL_CW);
// BBS
std::array<float, 4> render_color = this->get_cursor_hover_color();
if (m_button_down == Button::Left)
render_color = this->get_cursor_sphere_left_button_color();
else if (m_button_down == Button::Right)
render_color = this->get_cursor_sphere_right_button_color();
glsafe(::glColor4fv(render_color.data()));
m_vbo_sphere.render();
if (is_left_handed)
glFrontFace(GL_CCW);
glsafe(::glPopMatrix());
}
Vec2i GLGizmoPainterBase::_3d_to_mouse(Vec3d pos_in_3d, const Camera &camera) const
{
Matrix4d modelview = camera.get_view_matrix().matrix();
Matrix4d projection = camera.get_projection_matrix().matrix();
Vec4i viewport(camera.get_viewport().data());
auto screen_width = viewport(2);
auto screen_height = viewport(3);
Vec4d origin_ndc = projection * modelview * Vec4d(pos_in_3d[0], pos_in_3d[1], pos_in_3d[2], 1.0);
Vec4d standard_ndc = origin_ndc / origin_ndc.w();
Vec2i screen;
screen[0] = screen_width * (standard_ndc[0] + 1.0) / 2.0;
screen[1] = screen_height - screen_height * (standard_ndc[1] + 1.0) / 2.0;
return screen;
}
bool GLGizmoPainterBase::is_valid_height_range_cursor(float min_z, float max_z) const
{
if (m_cursor_z + m_cursor_height <= min_z || m_cursor_z >= max_z) {
return false;
}
return true;
}
// BBS
void GLGizmoPainterBase::render_cursor_height_range(const Transform3d& trafo) const
{
float buf_size= ImGui::CalcTextSize("-100.00").x + ImGui::GetStyle().FramePadding.x;
const BoundingBoxf3 box = bounding_box();
Vec3d hit_world = trafo * Vec3d(m_rr.hit(0), m_rr.hit(1), m_rr.hit(2));
float max_z = (float)box.max.z();
float min_z = (float)box.min.z();
if (m_is_cursor_in_imgui == false) {
m_cursor_z = std::clamp((float) hit_world.z(), min_z, max_z);
m_height_start_z_in_imgui = m_cursor_z;
}
ImGuiWrapper &imgui = *wxGetApp().imgui();
ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 4.0f);
ImGui::PushStyleVar(ImGuiStyleVar_WindowBorderSize, 0.0f);
ImGui::PushStyleVar(ImGuiStyleVar_Alpha, 1.0);
ImGui::PushStyleColor(ImGuiCol_WindowBg, m_is_dark_mode ? ImVec4(38 / 255.0, 46 / 255.0, 48 / 255.0, 0.7) : ImVec4(255 / 255.0, 255 / 255.0, 255 / 255.0, 0.7));
ImGui::SetNextWindowFocus();
imgui.set_next_window_pos(m_height_start_pos[0], m_height_start_pos[1], ImGuiCond_Always, 0.0f, 0.0f);
imgui.begin(wxString("cursor_height_range"), ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoDecoration);
ImGui::BringWindowToDisplayFront(ImGui::GetCurrentWindow());
ImGui::AlignTextToFramePadding();
ImGui::PushStyleColor(ImGuiCol_Text, m_is_dark_mode ? ImVec4(255 / 255.0, 255 / 255.0, 255 / 255.0, 0.7) : ImVec4(38 / 255.0, 46 / 255.0, 48 / 255.0, 0.7));
ImGui::TextUnformatted(_L("Bottom:").ToUTF8().data());
ImGui::SameLine();
ImGui::PushItemWidth(buf_size);
ImGui::PushStyleVar(ImGuiStyleVar_FrameBorderSize, 1.0);
ImGui::PushStyleVar(ImGuiStyleVar_FrameRounding, 1.0);
ImGui::PushStyleColor(ImGuiCol_FrameBg, m_is_dark_mode ? ImVec4(38 / 255.0, 46 / 255.0, 48 / 255.0, 0.7) : ImVec4(255 / 255.0, 255 / 255.0, 255 / 255.0, 0.7));
ImGui::BBLInputDouble("##m_height_start_z_in_imgui", &m_height_start_z_in_imgui, 0.0f, 0.0f, "%.2f");
ImGui::PopStyleVar(2);
ImGui::PopStyleColor(1);//for ImGuiCol_FrameBg
ImGui::PopStyleColor(1);//for Text
ImGui::SameLine();
ImGui::PushStyleColor(ImGuiCol_Button, m_is_dark_mode ? ImVec4(38 / 255.0, 46 / 255.0, 48 / 255.0, 0.7) : ImVec4(255 / 255.0, 255 / 255.0, 255 / 255.0, 0.7));
ImGui::PushStyleColor(ImGuiCol_ButtonHovered, m_is_dark_mode ? ImVec4(50 / 255.0f, 58 / 255.0f, 61 / 255.0f, 1.00f) : ImVec4(238 / 255.0, 238 / 255.0, 238 / 255.0, 1.00f));
ImGui::PushStyleColor(ImGuiCol_ButtonActive, m_is_dark_mode ? ImVec4(107 / 255.0f, 107 / 255.0f, 107 / 255.0f, 1.00f) : ImVec4(206 / 255.0f, 206 / 255.0f, 206 / 255.0f, 1.00f));
bool btn_clicked = ImGui::Button(into_u8(m_is_dark_mode ? ImGui::ConfirmDarkIcon : ImGui::ConfirmIcon).c_str());
ImGui::PopStyleColor(3);
auto imgui_size = ImGui::GetWindowSize();
const Camera &camera = wxGetApp().plater()->get_camera();
auto screen_height = Vec4i(camera.get_viewport().data())(3);
if (m_rr.mouse_position[0] >= m_height_start_pos[0] && m_rr.mouse_position[0] <= m_height_start_pos[0] + imgui_size[0]
&& m_rr.mouse_position[1] >= m_height_start_pos[1] && m_rr.mouse_position[1] <= m_height_start_pos[1] + imgui_size[1]) {
m_is_cursor_in_imgui = true;
m_cursor_z = m_height_start_z_in_imgui;
} else {
m_is_cursor_in_imgui = false;
ImGui::SetNextWindowFocus();
}
if (btn_clicked) {
if (is_valid_height_range_cursor(min_z, max_z)) {
m_is_set_height_start_z_by_imgui = true;
const_cast<GLGizmoPainterBase &>(*this).gizmo_event(SLAGizmoEventType::LeftDown, Vec2d(0, 0), false, false, false);
m_is_set_height_start_z_by_imgui = false;
}
m_rr.mesh_id = -1; // exit
}
imgui.set_requires_extra_frame();
imgui.end();
ImGui::PopStyleVar(3);
ImGui::PopStyleColor(1);
if (!is_valid_height_range_cursor(min_z, max_z)) {
return;
}
std::array<float, 2> zs = {m_cursor_z, std::clamp(m_cursor_z + m_cursor_height, min_z, max_z)};
const Selection& selection = m_parent.get_selection();
const ModelObject* model_object = wxGetApp().model().objects[selection.get_object_idx()];
const ModelInstance* mi = model_object->instances[selection.get_instance_idx()];
int volumes_count = model_object->volumes.size();
if (m_cut_contours.size() != volumes_count * 2) {
m_cut_contours.resize(volumes_count * 2);
}
m_volumes_index = 0;
for (const ModelVolume* mv : model_object->volumes) {
TriangleMesh vol_mesh = mv->mesh();
if (m_parent.get_canvas_type() == GLCanvas3D::CanvasAssembleView) {
Transform3d temp = mi->get_assemble_transformation().get_matrix() * mv->get_matrix();
temp.translate(mv->get_transformation().get_offset() * (GLVolume::explosion_ratio - 1.0) + mi->get_offset_to_assembly() * (GLVolume::explosion_ratio - 1.0));
vol_mesh.transform(temp);
}
else {
vol_mesh.transform(mi->get_transformation().get_matrix() * mv->get_matrix());
}
for (int i = 0; i < zs.size(); i++) {
update_contours(m_volumes_index, vol_mesh, zs[i], max_z, min_z, m_is_cursor_in_imgui ? false : (i == 0 ? true : false));
glsafe(::glPushMatrix());
glsafe(::glTranslated(m_cut_contours[m_volumes_index].shift.x(), m_cut_contours[m_volumes_index].shift.y(), m_cut_contours[m_volumes_index].shift.z()));
glsafe(::glLineWidth(2.0f));
m_cut_contours[m_volumes_index].contours.render();
glsafe(::glPopMatrix());
m_volumes_index++;
}
}
}
BoundingBoxf3 GLGizmoPainterBase::bounding_box() const
{
BoundingBoxf3 ret;
const Selection& selection = m_parent.get_selection();
const Selection::IndicesList& idxs = selection.get_volume_idxs();
for (unsigned int i : idxs) {
const GLVolume* volume = selection.get_volume(i);
if (!volume->is_modifier)
ret.merge(volume->transformed_convex_hull_bounding_box());
}
return ret;
}
struct ScreenPosSort {
Vec2i pos_screen;
Vec3d pos_3d;
};
void GLGizmoPainterBase::update_contours(int i, const TriangleMesh &vol_mesh, float cursor_z, float max_z, float min_z, bool update_height_start_pos) const
{
const Selection& selection = m_parent.get_selection();
const GLVolume* first_glvolume = selection.get_volume(*selection.get_volume_idxs().begin());
const BoundingBoxf3& box = first_glvolume->transformed_convex_hull_bounding_box();
const ModelObject* model_object = wxGetApp().model().objects[selection.get_object_idx()];
const int instance_idx = selection.get_instance_idx();
if (min_z < cursor_z && cursor_z < max_z) {
if (m_cut_contours[i].cut_z != cursor_z || m_cut_contours[i].object_id != model_object->id() || m_cut_contours[i].instance_idx != instance_idx) {
m_cut_contours[i].cut_z = cursor_z;
m_cut_contours[i].mesh = vol_mesh;
m_cut_contours[i].position = box.center();
m_cut_contours[i].shift = Vec3d::Zero();
m_cut_contours[i].object_id = model_object->id();
m_cut_contours[i].instance_idx = instance_idx;
m_cut_contours[i].contours.reset();
MeshSlicingParams slicing_params;
slicing_params.trafo = Transform3d::Identity().matrix();
const Polygons polys = slice_mesh(m_cut_contours[i].mesh.its, cursor_z, slicing_params);
if (!polys.empty()) {
if (update_height_start_pos) {
const Camera &camera = wxGetApp().plater()->get_camera();
std::vector<ScreenPosSort> screen_pos_sorts;
for (size_t i = 0; i < polys.size(); i++) {
for (size_t j = 0; j < polys[i].points.size(); j++) {
Vec2d pt = unscale(polys[i].points[j]).cast<double>();
Vec3d pos_3d(pt[0], pt[1], cursor_z);
Vec2i cur_screen_pos = _3d_to_mouse(pos_3d, camera);
if (cur_screen_pos[0] >= m_rr.mouse_position[0]) {
ScreenPosSort cur{cur_screen_pos, pos_3d};
screen_pos_sorts.emplace_back(cur);
}
}
}
std::sort(screen_pos_sorts.begin(), screen_pos_sorts.end(), [=](const ScreenPosSort &s1, const ScreenPosSort &s2) {
int threshold_x = 20;
int threshold_y = 20;
if (abs(s1.pos_screen.x() - s2.pos_screen.x()) < threshold_x && abs(s1.pos_screen.y() - s2.pos_screen.y()) > threshold_y) {
return abs(s1.pos_screen.y() - m_rr.mouse_position[1]) < abs(s2.pos_screen.y() - m_rr.mouse_position[1]);
} else {
return s1.pos_screen.x() > s2.pos_screen.x();
}
});
if(screen_pos_sorts.size() >= 1){
m_height_start_pos = screen_pos_sorts[0].pos_screen;
// make mouse to cover in a part of imgui
m_height_start_pos[0] -= 10;
m_height_start_pos[1] -= 10;
}
}
m_cut_contours[i].contours.init_from(polys, static_cast<float>(cursor_z));
m_cut_contours[i].contours.set_color(-1, {1.0f, 1.0f, 1.0f, 1.0f});
}
} else if (box.center() != m_cut_contours[i].position) {
m_cut_contours[i].shift = box.center() - m_cut_contours[i].position;
}
}
else
m_cut_contours[i].contours.reset();
}
bool GLGizmoPainterBase::is_mesh_point_clipped(const Vec3d& point, const Transform3d& trafo) const
{
if (m_c->object_clipper()->get_position() == 0.)
return false;
auto sel_info = m_c->selection_info();
Vec3d transformed_point = trafo * point;
transformed_point(2) += sel_info->get_sla_shift();
return m_c->object_clipper()->get_clipping_plane()->is_point_clipped(transformed_point);
}
// Interpolate points between the previous and current mouse positions, which are then projected onto the object.
// Returned projected mouse positions are grouped by mesh_idx. It may contain multiple std::vector<GLGizmoPainterBase::ProjectedMousePosition>
// with the same mesh_idx, but all items in std::vector<GLGizmoPainterBase::ProjectedMousePosition> always have the same mesh_idx.
std::vector<std::vector<GLGizmoPainterBase::ProjectedMousePosition>> GLGizmoPainterBase::get_projected_mouse_positions(const Vec2d &mouse_position, const double resolution, const std::vector<Transform3d> &trafo_matrices) const
{
// List of mouse positions that will be used as seeds for painting.
std::vector<Vec2d> mouse_positions{mouse_position};
if (m_last_mouse_click != Vec2d::Zero()) {
// In case current mouse position is far from the last one,
// add several positions from between into the list, so there
// are no gaps in the painted region.
if (size_t patches_in_between = size_t((mouse_position - m_last_mouse_click).norm() / resolution); patches_in_between > 0) {
const Vec2d diff = (m_last_mouse_click - mouse_position) / (patches_in_between + 1);
for (size_t patch_idx = 1; patch_idx <= patches_in_between; ++patch_idx)
mouse_positions.emplace_back(mouse_position + patch_idx * diff);
mouse_positions.emplace_back(m_last_mouse_click);
}
}
const Camera &camera = wxGetApp().plater()->get_camera();
std::vector<ProjectedMousePosition> mesh_hit_points;
mesh_hit_points.reserve(mouse_positions.size());
// In mesh_hit_points only the last item could have mesh_id == -1, any other items mustn't.
for (const Vec2d &mp : mouse_positions) {
update_raycast_cache(mp, camera, trafo_matrices);
mesh_hit_points.push_back({m_rr.hit, m_rr.mesh_id, m_rr.facet});
if (m_rr.mesh_id == -1)
break;
}
// Divide mesh_hit_points into groups with the same mesh_idx. It may contain multiple groups with the same mesh_idx.
std::vector<std::vector<ProjectedMousePosition>> mesh_hit_points_by_mesh;
for (size_t prev_mesh_hit_point = 0, curr_mesh_hit_point = 0; curr_mesh_hit_point < mesh_hit_points.size(); ++curr_mesh_hit_point) {
size_t next_mesh_hit_point = curr_mesh_hit_point + 1;
if (next_mesh_hit_point >= mesh_hit_points.size() || mesh_hit_points[curr_mesh_hit_point].mesh_idx != mesh_hit_points[next_mesh_hit_point].mesh_idx) {
mesh_hit_points_by_mesh.emplace_back();
mesh_hit_points_by_mesh.back().insert(mesh_hit_points_by_mesh.back().end(), mesh_hit_points.begin() + int(prev_mesh_hit_point), mesh_hit_points.begin() + int(next_mesh_hit_point));
prev_mesh_hit_point = next_mesh_hit_point;
}
}
auto on_same_facet = [](std::vector<ProjectedMousePosition> &hit_points) -> bool {
for (const ProjectedMousePosition &mesh_hit_point : hit_points)
if (mesh_hit_point.facet_idx != hit_points.front().facet_idx)
return false;
return true;
};
struct Plane
{
Vec3d origin;
Vec3d first_axis;
Vec3d second_axis;
};
auto find_plane = [](std::vector<ProjectedMousePosition> &hit_points) -> std::optional<Plane> {
assert(hit_points.size() >= 3);
for (size_t third_idx = 2; third_idx < hit_points.size(); ++third_idx) {
const Vec3d &first_point = hit_points[third_idx - 2].mesh_hit.cast<double>();
const Vec3d &second_point = hit_points[third_idx - 1].mesh_hit.cast<double>();
const Vec3d &third_point = hit_points[third_idx].mesh_hit.cast<double>();
const Vec3d first_vec = first_point - second_point;
const Vec3d second_vec = third_point - second_point;
// If three points aren't collinear, then there exists only one plane going through all points.
if (first_vec.cross(second_vec).squaredNorm() > sqr(EPSILON)) {
const Vec3d first_axis_vec_n = first_vec.normalized();
// Make second_vec perpendicular to first_axis_vec_n using Gram–Schmidt orthogonalization process
const Vec3d second_axis_vec_n = (second_vec - (first_vec.dot(second_vec) / first_vec.dot(first_vec)) * first_vec).normalized();
return Plane{second_point, first_axis_vec_n, second_axis_vec_n};
}
}
return std::nullopt;
};
for(std::vector<ProjectedMousePosition> &hit_points : mesh_hit_points_by_mesh) {
assert(!hit_points.empty());
if (hit_points.back().mesh_idx == -1)
break;
if (hit_points.size() <= 2)
continue;
if (on_same_facet(hit_points)) {
hit_points = {hit_points.front(), hit_points.back()};
} else if (std::optional<Plane> plane = find_plane(hit_points); plane) {
Polyline polyline;
polyline.points.reserve(hit_points.size());
// Project hit_points into its plane to simplified them in the next step.
for (auto &hit_point : hit_points) {
const Vec3d &point = hit_point.mesh_hit.cast<double>();
const double x_cord = plane->first_axis.dot(point - plane->origin);
const double y_cord = plane->second_axis.dot(point - plane->origin);
polyline.points.emplace_back(scale_(x_cord), scale_(y_cord));
}
polyline.simplify(scale_(m_cursor_radius) / 10.);
const int mesh_idx = hit_points.front().mesh_idx;
std::vector<ProjectedMousePosition> new_hit_points;
new_hit_points.reserve(polyline.points.size());
// Project 2D simplified hit_points beck to 3D.
for (const Point &point : polyline.points) {
const double x_cord = unscale<double>(point.x());
const double y_cord = unscale<double>(point.y());
const Vec3d new_hit_point = plane->origin + x_cord * plane->first_axis + y_cord * plane->second_axis;
const int facet_idx = m_c->raycaster()->raycasters()[mesh_idx]->get_closest_facet(new_hit_point.cast<float>());
new_hit_points.push_back({new_hit_point.cast<float>(), mesh_idx, size_t(facet_idx)});
}
hit_points = new_hit_points;
} else {
hit_points = {hit_points.front(), hit_points.back()};
}
}
return mesh_hit_points_by_mesh;
}
// BBS
std::vector<GLGizmoPainterBase::ProjectedHeightRange> GLGizmoPainterBase::get_projected_height_range(
const Vec2d& mouse_position,
double resolution,
const std::vector<const ModelVolume*>& part_volumes,
const std::vector<Transform3d>& trafo_matrices) const
{
std::vector<GLGizmoPainterBase::ProjectedHeightRange> hit_triangles_by_mesh;
float z_bot_world;
if (m_is_set_height_start_z_by_imgui == false) {
const Camera &camera = wxGetApp().plater()->get_camera();
// In mesh_hit_points only the last item could have mesh_id == -1, any other items mustn't.
update_raycast_cache(mouse_position, camera, trafo_matrices);
if (m_rr.mesh_id == -1) return hit_triangles_by_mesh;
ProjectedMousePosition mesh_hit_point = {m_rr.hit, m_rr.mesh_id, m_rr.facet};
z_bot_world = (trafo_matrices[m_rr.mesh_id] * Vec3d(m_rr.hit(0), m_rr.hit(1), m_rr.hit(2))).z();
} else {
z_bot_world = m_height_start_z_in_imgui;
}
float z_top_world = z_bot_world + m_cursor_height;
hit_triangles_by_mesh.push_back({z_bot_world, m_rr.mesh_id, size_t(m_rr.facet)});
const Selection& selection = m_parent.get_selection();
const ModelObject* mo = m_c->selection_info()->model_object();
const ModelInstance* mi = mo->instances[selection.get_instance_idx()];
const Transform3d instance_trafo = m_parent.get_canvas_type() == GLCanvas3D::CanvasAssembleView ?
mi->get_assemble_transformation().get_matrix() :
mi->get_transformation().get_matrix();
const Transform3d instance_trafo_not_translate = m_parent.get_canvas_type() == GLCanvas3D::CanvasAssembleView ?
mi->get_assemble_transformation().get_matrix(true) :
mi->get_transformation().get_matrix(true);
for (int mesh_idx = 0; mesh_idx < part_volumes.size(); mesh_idx++) {
if (mesh_idx == m_rr.mesh_id)
continue;
const Transform3d& trafo = trafo_matrices[mesh_idx];
const indexed_triangle_set& its = part_volumes[mesh_idx]->mesh().its;
int first_hit_facet_idx = -1;
for (int facet_idx = 0; facet_idx < its.indices.size(); facet_idx++) {
stl_vertex v0 = its.vertices[its.indices[facet_idx].x()];
stl_vertex v1 = its.vertices[its.indices[facet_idx].y()];
stl_vertex v2 = its.vertices[its.indices[facet_idx].z()];
float v0_z = (trafo * Vec3d(v0(0), v0(1), v0(2))).z();
float v1_z = (trafo * Vec3d(v1(0), v1(1), v1(2))).z();
float v2_z = (trafo * Vec3d(v2(0), v2(1), v2(2))).z();
bool outside_range = (v0_z < z_bot_world&& v1_z < z_bot_world&& v2_z < z_bot_world) ||
(v0_z > z_top_world && v1_z > z_top_world && v2_z > z_top_world);
if (!outside_range) {
first_hit_facet_idx = facet_idx;
break;
}
}
if (first_hit_facet_idx != -1) {
hit_triangles_by_mesh.push_back({ z_bot_world, mesh_idx, (size_t)first_hit_facet_idx });
}
}
return hit_triangles_by_mesh;
}
// Following function is called from GLCanvas3D to inform the gizmo about a mouse/keyboard event.
// The gizmo has an opportunity to react - if it does, it should return true so that the Canvas3D is
// aware that the event was reacted to and stops trying to make different sense of it. If the gizmo
// concludes that the event was not intended for it, it should return false.
bool GLGizmoPainterBase::gizmo_event(SLAGizmoEventType action, const Vec2d& mouse_position, bool shift_down, bool alt_down, bool control_down)
{
Vec2d _mouse_position = mouse_position;
if (action == SLAGizmoEventType::MouseWheelUp
|| action == SLAGizmoEventType::MouseWheelDown) {
if (control_down) {
//BBS
if (m_tool_type == ToolType::BRUSH && m_cursor_type == TriangleSelector::CursorType::HEIGHT_RANGE) {
m_cursor_height = action == SLAGizmoEventType::MouseWheelDown ? std::max(m_cursor_height - this->get_cursor_height_step(), this->get_cursor_height_min()) :
std::min(m_cursor_height + this->get_cursor_height_step(), this->get_cursor_height_max());
m_parent.set_as_dirty();
return true;
}
if (m_tool_type == ToolType::BRUSH && (m_cursor_type == TriangleSelector::CursorType::SPHERE || m_cursor_type == TriangleSelector::CursorType::CIRCLE)) {
m_cursor_radius = action == SLAGizmoEventType::MouseWheelDown ? std::max(m_cursor_radius - this->get_cursor_radius_step(), this->get_cursor_radius_min()) :
std::min(m_cursor_radius + this->get_cursor_radius_step(), this->get_cursor_radius_max());
m_parent.set_as_dirty();
return true;
}
if (m_tool_type == ToolType::BUCKET_FILL || m_tool_type == ToolType::SMART_FILL) {
m_smart_fill_angle = action == SLAGizmoEventType::MouseWheelDown ? std::max(m_smart_fill_angle - SmartFillAngleStep, SmartFillAngleMin)
: std::min(m_smart_fill_angle + SmartFillAngleStep, SmartFillAngleMax);
m_parent.set_as_dirty();
if (m_rr.mesh_id != -1) {
const Selection &selection = m_parent.get_selection();
const ModelObject *mo = m_c->selection_info()->model_object();
const ModelInstance *mi = mo->instances[selection.get_instance_idx()];
const Transform3d trafo_matrix_not_translate = m_parent.get_canvas_type() == GLCanvas3D::CanvasAssembleView ?
mi->get_assemble_transformation().get_matrix(true) * mo->volumes[m_rr.mesh_id]->get_matrix(true) :
mi->get_transformation().get_matrix(true) * mo->volumes[m_rr.mesh_id]->get_matrix(true);
const Transform3d trafo_matrix = m_parent.get_canvas_type() == GLCanvas3D::CanvasAssembleView ?
mi->get_assemble_transformation().get_matrix() * mo->volumes[m_rr.mesh_id]->get_matrix() :
mi->get_transformation().get_matrix() * mo->volumes[m_rr.mesh_id]->get_matrix();
m_triangle_selectors[m_rr.mesh_id]->seed_fill_select_triangles(m_rr.hit, int(m_rr.facet), trafo_matrix_not_translate, this->get_clipping_plane_in_volume_coordinates(trafo_matrix), m_smart_fill_angle,
m_paint_on_overhangs_only ? m_highlight_by_angle_threshold_deg : 0.f, true);
m_triangle_selectors[m_rr.mesh_id]->request_update_render_data();
m_seed_fill_last_mesh_id = m_rr.mesh_id;
}
return true;
}
if (m_tool_type == ToolType::GAP_FILL) {
TriangleSelectorPatch::gap_area = action == SLAGizmoEventType::MouseWheelDown ?
std::max(TriangleSelectorPatch::gap_area - TriangleSelectorPatch::GapAreaStep, TriangleSelectorPatch::GapAreaMin) :
std::min(TriangleSelectorPatch::gap_area + TriangleSelectorPatch::GapAreaStep, TriangleSelectorPatch::GapAreaMax);
m_parent.set_as_dirty();
return true;
}
}
else if (alt_down) {
// BBS
double pos = m_c->object_clipper()->get_position();
pos = action == SLAGizmoEventType::MouseWheelDown
? std::max(0., pos - 0.01)
: std::min(1., pos + 0.01);
m_c->object_clipper()->set_position(pos, true);
return true;
}
}
if (action == SLAGizmoEventType::ResetClippingPlane) {
m_c->object_clipper()->set_position(-1., false);
return true;
}
if (action == SLAGizmoEventType::LeftDown
|| action == SLAGizmoEventType::RightDown
|| (action == SLAGizmoEventType::Dragging && m_button_down != Button::None)) {
if (m_triangle_selectors.empty())
return false;
EnforcerBlockerType new_state = EnforcerBlockerType::NONE;
// BBS
if (action == SLAGizmoEventType::Dragging) {
if (m_button_down == Button::Right && this->get_right_button_state_type() == EnforcerBlockerType(-1))
return false;
}
else {
if (action == SLAGizmoEventType::RightDown && this->get_right_button_state_type() == EnforcerBlockerType(-1))
return false;
}
if (! shift_down) {
if (action == SLAGizmoEventType::Dragging)
new_state = m_button_down == Button::Left ? this->get_left_button_state_type() : this->get_right_button_state_type();
else
new_state = action == SLAGizmoEventType::LeftDown ? this->get_left_button_state_type() : this->get_right_button_state_type();
}
const Camera &camera = wxGetApp().plater()->get_camera();
const Selection &selection = m_parent.get_selection();
const ModelObject *mo = m_c->selection_info()->model_object();
const ModelInstance *mi = mo->instances[selection.get_instance_idx()];
Transform3d instance_trafo = m_parent.get_canvas_type() == GLCanvas3D::CanvasAssembleView ?
mi->get_assemble_transformation().get_matrix() :
mi->get_transformation().get_matrix();
Transform3d instance_trafo_not_translate = m_parent.get_canvas_type() == GLCanvas3D::CanvasAssembleView ?
mi->get_assemble_transformation().get_matrix(true) :
mi->get_transformation().get_matrix(true);
std::vector<const ModelVolume*> part_volumes;
// Precalculate transformations of individual meshes.
std::vector<Transform3d> trafo_matrices;
std::vector<Transform3d> trafo_matrices_not_translate;
for (const ModelVolume *mv : mo->volumes)
if (mv->is_model_part()) {
if (m_parent.get_canvas_type() == GLCanvas3D::CanvasAssembleView) {
Transform3d temp = instance_trafo * mv->get_matrix();
temp.translate(mv->get_transformation().get_offset() * (GLVolume::explosion_ratio - 1.0) + mi->get_offset_to_assembly() * (GLVolume::explosion_ratio - 1.0));
trafo_matrices.emplace_back(temp);
}
else {
trafo_matrices.emplace_back(instance_trafo* mv->get_matrix());
}
trafo_matrices_not_translate.emplace_back(instance_trafo_not_translate * mv->get_matrix(true));
part_volumes.push_back(mv);
}
// BBS
if (m_tool_type == ToolType::BRUSH && m_cursor_type == TriangleSelector::CursorType::HEIGHT_RANGE)
{
std::vector<ProjectedHeightRange> projected_height_range_by_mesh = get_projected_height_range(_mouse_position, 1., part_volumes, trafo_matrices);
m_last_mouse_click = Vec2d::Zero();
for (int i = 0; i < projected_height_range_by_mesh.size(); i++) {
const ProjectedHeightRange& phr = projected_height_range_by_mesh[i];
int mesh_idx = phr.mesh_idx;
// The mouse button click detection is enabled when there is a valid hit.
// Missing the object entirely
// shall not capture the mouse.
const bool dragging_while_painting = (action == SLAGizmoEventType::Dragging && m_button_down != Button::None);
if (mesh_idx != -1 && m_button_down == Button::None)
m_button_down = ((action == SLAGizmoEventType::LeftDown) ? Button::Left : Button::Right);
const Transform3d& trafo_matrix = trafo_matrices[mesh_idx];
const Transform3d& trafo_matrix_not_translate = trafo_matrices_not_translate[mesh_idx];
// Calculate direction from camera to the hit (in mesh coords):
Vec3f camera_pos = (trafo_matrix.inverse() * camera.get_position()).cast<float>();
const TriangleSelector::ClippingPlane& clp = this->get_clipping_plane_in_volume_coordinates(trafo_matrix);
std::unique_ptr<TriangleSelector::Cursor> cursor = TriangleSelector::SinglePointCursor::cursor_factory(phr.z_world,
camera_pos, m_cursor_height, trafo_matrix, clp);
m_triangle_selectors[mesh_idx]->select_patch(int(phr.first_facet_idx), std::move(cursor), new_state, trafo_matrix_not_translate,
m_triangle_splitting_enabled, m_paint_on_overhangs_only ? m_highlight_by_angle_threshold_deg : 0.f);
m_triangle_selectors[mesh_idx]->request_update_render_data(true);
m_last_mouse_click = _mouse_position;
}
return true;
}
if (action == SLAGizmoEventType::Dragging && m_tool_type == ToolType::BRUSH) {
if (m_vertical_only)
_mouse_position.x() = m_last_mouse_click.x();
else if (m_horizontal_only)
_mouse_position.y() = m_last_mouse_click.y();
}
std::vector<std::vector<ProjectedMousePosition>> projected_mouse_positions_by_mesh = get_projected_mouse_positions(_mouse_position, 1., trafo_matrices);
m_last_mouse_click = Vec2d::Zero(); // only actual hits should be saved
for (const std::vector<ProjectedMousePosition> &projected_mouse_positions : projected_mouse_positions_by_mesh) {
assert(!projected_mouse_positions.empty());
const int mesh_idx = projected_mouse_positions.front().mesh_idx;
const bool dragging_while_painting = (action == SLAGizmoEventType::Dragging && m_button_down != Button::None);
// The mouse button click detection is enabled when there is a valid hit.
// Missing the object entirely
// shall not capture the mouse.
if (mesh_idx != -1)
if (m_button_down == Button::None)
m_button_down = ((action == SLAGizmoEventType::LeftDown) ? Button::Left : Button::Right);
// In case we have no valid hit, we can return. The event will be stopped when
// dragging while painting (to prevent scene rotations and moving the object)
if (mesh_idx == -1)
return dragging_while_painting;
const Transform3d &trafo_matrix = trafo_matrices[mesh_idx];
const Transform3d &trafo_matrix_not_translate = trafo_matrices_not_translate[mesh_idx];
// Calculate direction from camera to the hit (in mesh coords):
Vec3f camera_pos = (trafo_matrix.inverse() * camera.get_position()).cast<float>();
assert(mesh_idx < int(m_triangle_selectors.size()));
const TriangleSelector::ClippingPlane &clp = this->get_clipping_plane_in_volume_coordinates(trafo_matrix);
if (m_tool_type == ToolType::SMART_FILL || m_tool_type == ToolType::BUCKET_FILL || (m_tool_type == ToolType::BRUSH && m_cursor_type == TriangleSelector::CursorType::POINTER)) {
for(const ProjectedMousePosition &projected_mouse_position : projected_mouse_positions) {
assert(projected_mouse_position.mesh_idx == mesh_idx);
const Vec3f mesh_hit = projected_mouse_position.mesh_hit;
const int facet_idx = int(projected_mouse_position.facet_idx);
m_triangle_selectors[mesh_idx]->seed_fill_apply_on_triangles(new_state);
if (m_tool_type == ToolType::SMART_FILL)
m_triangle_selectors[mesh_idx]->seed_fill_select_triangles(mesh_hit, facet_idx, trafo_matrix_not_translate, clp, m_smart_fill_angle,
m_paint_on_overhangs_only ? m_highlight_by_angle_threshold_deg : 0.f, true);
else if (m_tool_type == ToolType::BRUSH && m_cursor_type == TriangleSelector::CursorType::POINTER)
// BBS: add infill_angle parameter
m_triangle_selectors[mesh_idx]->bucket_fill_select_triangles(mesh_hit, facet_idx, clp, -1.f, false, true);
else if (m_tool_type == ToolType::BUCKET_FILL)
// BBS: add infill_angle parameter
m_triangle_selectors[mesh_idx]->bucket_fill_select_triangles(mesh_hit, facet_idx, clp, m_smart_fill_angle, true, true);
m_seed_fill_last_mesh_id = -1;
}
} else if (m_tool_type == ToolType::BRUSH) {
assert(m_cursor_type == TriangleSelector::CursorType::CIRCLE || m_cursor_type == TriangleSelector::CursorType::SPHERE);
if (projected_mouse_positions.size() == 1) {
const ProjectedMousePosition& first_position = projected_mouse_positions.front();
std::unique_ptr<TriangleSelector::Cursor> cursor = TriangleSelector::SinglePointCursor::cursor_factory(first_position.mesh_hit,
camera_pos, m_cursor_radius,
m_cursor_type, trafo_matrix, clp);
m_triangle_selectors[mesh_idx]->select_patch(int(first_position.facet_idx), std::move(cursor), new_state, trafo_matrix_not_translate,
m_triangle_splitting_enabled, m_paint_on_overhangs_only ? m_highlight_by_angle_threshold_deg : 0.f);
}
else {
for (auto first_position_it = projected_mouse_positions.cbegin(); first_position_it != projected_mouse_positions.cend() - 1; ++first_position_it) {
auto second_position_it = first_position_it + 1;
std::unique_ptr<TriangleSelector::Cursor> cursor = TriangleSelector::DoublePointCursor::cursor_factory(first_position_it->mesh_hit, second_position_it->mesh_hit, camera_pos, m_cursor_radius, m_cursor_type, trafo_matrix, clp);
m_triangle_selectors[mesh_idx]->select_patch(int(first_position_it->facet_idx), std::move(cursor), new_state, trafo_matrix_not_translate, m_triangle_splitting_enabled, m_paint_on_overhangs_only ? m_highlight_by_angle_threshold_deg : 0.f);
}
}
}
m_triangle_selectors[mesh_idx]->request_update_render_data(true);
m_last_mouse_click = _mouse_position;
}
return true;
}
if (action == SLAGizmoEventType::Moving && (m_tool_type == ToolType::SMART_FILL || m_tool_type == ToolType::BUCKET_FILL || (m_tool_type == ToolType::BRUSH && m_cursor_type == TriangleSelector::CursorType::POINTER))) {
if (m_triangle_selectors.empty())
return false;
const Camera &camera = wxGetApp().plater()->get_camera();
const Selection &selection = m_parent.get_selection();
const ModelObject *mo = m_c->selection_info()->model_object();
const ModelInstance *mi = mo->instances[selection.get_instance_idx()];
const Transform3d instance_trafo = m_parent.get_canvas_type() == GLCanvas3D::CanvasAssembleView ?
mi->get_assemble_transformation().get_matrix() :
mi->get_transformation().get_matrix();
const Transform3d instance_trafo_not_translate = m_parent.get_canvas_type() == GLCanvas3D::CanvasAssembleView ?
mi->get_assemble_transformation().get_matrix(true) :
mi->get_transformation().get_matrix(true);
// Precalculate transformations of individual meshes.
std::vector<Transform3d> trafo_matrices;
std::vector<Transform3d> trafo_matrices_not_translate;
for (const ModelVolume *mv : mo->volumes)
if (mv->is_model_part()) {
if (m_parent.get_canvas_type() == GLCanvas3D::CanvasAssembleView) {
Transform3d temp = instance_trafo * mv->get_matrix();
temp.translate(mv->get_transformation().get_offset() * (GLVolume::explosion_ratio - 1.0) + mi->get_offset_to_assembly() * (GLVolume::explosion_ratio - 1.0));
trafo_matrices.emplace_back(temp);
}
else {
trafo_matrices.emplace_back(instance_trafo * mv->get_matrix());
}
trafo_matrices_not_translate.emplace_back(instance_trafo_not_translate * mv->get_matrix(true));
}
// Now "click" into all the prepared points and spill paint around them.
update_raycast_cache(_mouse_position, camera, trafo_matrices);
auto seed_fill_unselect_all = [this]() {
for (auto &triangle_selector : m_triangle_selectors) {
triangle_selector->seed_fill_unselect_all_triangles();
triangle_selector->request_update_render_data();
}
};
if (m_rr.mesh_id == -1) {
// Clean selected by seed fill for all triangles in all meshes when a mouse isn't pointing on any mesh.
seed_fill_unselect_all();
m_seed_fill_last_mesh_id = -1;
// In case we have no valid hit, we can return.
return false;
}
// The mouse moved from one object's volume to another one. So it is needed to unselect all triangles selected by seed fill.
if(m_rr.mesh_id != m_seed_fill_last_mesh_id)
seed_fill_unselect_all();
const Transform3d &trafo_matrix = trafo_matrices[m_rr.mesh_id];
const Transform3d &trafo_matrix_not_translate = trafo_matrices_not_translate[m_rr.mesh_id];
assert(m_rr.mesh_id < int(m_triangle_selectors.size()));
const TriangleSelector::ClippingPlane &clp = this->get_clipping_plane_in_volume_coordinates(trafo_matrix);
if (m_tool_type == ToolType::SMART_FILL)
m_triangle_selectors[m_rr.mesh_id]->seed_fill_select_triangles(m_rr.hit, int(m_rr.facet), trafo_matrix_not_translate, clp, m_smart_fill_angle,
m_paint_on_overhangs_only ? m_highlight_by_angle_threshold_deg : 0.f);
else if (m_tool_type == ToolType::BRUSH && m_cursor_type == TriangleSelector::CursorType::POINTER)
// BBS: add infill_angle parameter
m_triangle_selectors[m_rr.mesh_id]->bucket_fill_select_triangles(m_rr.hit, int(m_rr.facet), clp, -1.f, false);
else if (m_tool_type == ToolType::BUCKET_FILL)
// BBS: add infill_angle parameter
m_triangle_selectors[m_rr.mesh_id]->bucket_fill_select_triangles(m_rr.hit, int(m_rr.facet), clp, m_smart_fill_angle, true);
m_triangle_selectors[m_rr.mesh_id]->request_update_render_data();
m_seed_fill_last_mesh_id = m_rr.mesh_id;
return true;
}
if ((action == SLAGizmoEventType::LeftUp || action == SLAGizmoEventType::RightUp)
&& m_button_down != Button::None) {
// Take snapshot and update ModelVolume data.
wxString action_name = this->handle_snapshot_action_name(shift_down, m_button_down);
Plater::TakeSnapshot snapshot(wxGetApp().plater(), std::string(action_name.ToUTF8().data()), UndoRedo::SnapshotType::GizmoAction);
update_model_object();
m_button_down = Button::None;
m_last_mouse_click = Vec2d::Zero();
return true;
}
return false;
}
void GLGizmoPainterBase::update_raycast_cache(const Vec2d& mouse_position,
const Camera& camera,
const std::vector<Transform3d>& trafo_matrices) const
{
if (m_rr.mouse_position == mouse_position) {
// Same query as last time - the answer is already in the cache.
return;
}
Vec3f normal = Vec3f::Zero();
Vec3f hit = Vec3f::Zero();
size_t facet = 0;
Vec3f closest_hit = Vec3f::Zero();
double closest_hit_squared_distance = std::numeric_limits<double>::max();
size_t closest_facet = 0;
int closest_hit_mesh_id = -1;
// Cast a ray on all meshes, pick the closest hit and save it for the respective mesh
for (int mesh_id = 0; mesh_id < int(trafo_matrices.size()); ++mesh_id) {
if (m_c->raycaster()->raycasters()[mesh_id]->unproject_on_mesh(
mouse_position,
trafo_matrices[mesh_id],
camera,
hit,
normal,
m_c->object_clipper()->get_clipping_plane(),
&facet,
m_parent.get_canvas_type() != GLCanvas3D::CanvasAssembleView))
{
// In case this hit is clipped, skip it.
if (is_mesh_point_clipped(hit.cast<double>(), trafo_matrices[mesh_id]))
continue;
// Is this hit the closest to the camera so far?
double hit_squared_distance = (camera.get_position()-trafo_matrices[mesh_id]*hit.cast<double>()).squaredNorm();
if (hit_squared_distance < closest_hit_squared_distance) {
closest_hit_squared_distance = hit_squared_distance;
closest_facet = facet;
closest_hit_mesh_id = mesh_id;
closest_hit = hit;
}
}
}
m_rr = {mouse_position, closest_hit_mesh_id, closest_hit, closest_facet};
}
bool GLGizmoPainterBase::on_is_activable() const
{
const Selection& selection = m_parent.get_selection();
if (wxGetApp().preset_bundle->printers.get_edited_preset().printer_technology() != ptFFF
|| !selection.is_single_full_instance()/* || wxGetApp().get_mode() == comSimple*/)
return false;
// BBS
#if 0
// Check that none of the selected volumes is outside. Only SLA auxiliaries (supports) are allowed outside.
const Selection::IndicesList& list = selection.get_volume_idxs();
return std::all_of(list.cbegin(), list.cend(), [&selection](unsigned int idx) { return !selection.get_volume(idx)->is_outside; });
#else
return true;
#endif
}
bool GLGizmoPainterBase::on_is_selectable() const
{
//BBS
/*return (wxGetApp().preset_bundle->printers.get_edited_preset().printer_technology() == ptFFF
&& wxGetApp().get_mode() != comSimple );*/
return (wxGetApp().preset_bundle->printers.get_edited_preset().printer_technology() == ptFFF);
}
CommonGizmosDataID GLGizmoPainterBase::on_get_requirements() const
{
return CommonGizmosDataID(
int(CommonGizmosDataID::SelectionInfo)
| int(CommonGizmosDataID::InstancesHider)
| int(CommonGizmosDataID::Raycaster)
| int(CommonGizmosDataID::ObjectClipper));
}
void GLGizmoPainterBase::on_set_state()
{
if (m_state == m_old_state)
return;
if (m_state == On && m_old_state != On) { // the gizmo was just turned on
on_opening();
const Selection& selection = m_parent.get_selection();
//Camera& camera = wxGetApp().plater()->get_camera();
//Vec3d rotate_target = selection.get_bounding_box().center();
//rotate_target(2) = 0.f;
//Vec3d position = camera.get_position();
//camera.set_target(rotate_target);
//camera.look_at(position, rotate_target, Vec3d::UnitZ());
}
if (m_state == Off && m_old_state != Off) { // the gizmo was just turned Off
if (m_c->object_clipper()) {
m_c->object_clipper()->set_position(0, true);
}
// we are actually shutting down
on_shutdown();
m_old_mo_id = -1;
//m_iva.release_geometry();
m_triangle_selectors.clear();
//Camera& camera = wxGetApp().plater()->get_camera();
//camera.look_at(camera.get_position(), m_previous_target, Vec3d::UnitZ());
//camera.set_target(m_previous_target);
//camera.recover_from_free_camera();
}
m_old_state = m_state;
m_vertical_only = false;
m_horizontal_only = false;
m_is_front_view = false;
m_front_view_radian = 0;
}
void GLGizmoPainterBase::on_load(cereal::BinaryInputArchive&)
{
// We should update the gizmo from current ModelObject, but it is not
// possible at this point. That would require having updated selection and
// common gizmos data, which is not done at this point. Instead, save
// a flag to do the update in set_painter_gizmo_data, which will be called
// soon after.
m_schedule_update = true;
}
TriangleSelector::ClippingPlane GLGizmoPainterBase::get_clipping_plane_in_volume_coordinates(const Transform3d &trafo) const {
const ::Slic3r::GUI::ClippingPlane *const clipping_plane = m_c->object_clipper()->get_clipping_plane();
if (clipping_plane == nullptr || !clipping_plane->is_active())
return {};
const Vec3d clp_normal = clipping_plane->get_normal();
const double clp_offset = clipping_plane->get_offset();
const Transform3d trafo_normal = Transform3d(trafo.linear().transpose());
const Transform3d trafo_inv = trafo.inverse();
Vec3d point_on_plane = clp_normal * clp_offset;
Vec3d point_on_plane_transformed = trafo_inv * point_on_plane;
Vec3d normal_transformed = trafo_normal * clp_normal;
auto offset_transformed = float(point_on_plane_transformed.dot(normal_transformed));
return TriangleSelector::ClippingPlane({float(normal_transformed.x()), float(normal_transformed.y()), float(normal_transformed.z()), offset_transformed});
}
void GLGizmoPainterBase::change_camera_view_angle(float front_view_radian)
{
wxGetApp().plater()->get_camera().select_view("front");
const Selection &selection = m_parent.get_selection();
auto rotate_target = selection.get_bounding_box().center();
wxGetApp().plater()->get_camera().rotate_local_with_target(Vec3d(0, front_view_radian, 0), rotate_target);
}
std::array<float, 4> TriangleSelectorGUI::get_seed_fill_color(const std::array<float, 4> &base_color)
{
// BBS
return {
base_color[0] * 1.25f < 1.f ? base_color[0] * 1.25f : 1.f,
base_color[1] * 1.25f < 1.f ? base_color[1] * 1.25f : 1.f,
base_color[2] * 1.25f < 1.f ? base_color[2] * 1.25f : 1.f,
1.f};
}
void TriangleSelectorGUI::render(ImGuiWrapper* imgui)
{
if (m_update_render_data) {
update_render_data();
m_update_render_data = false;
}
auto* shader = wxGetApp().get_current_shader();
if (! shader)
return;
assert(shader->get_name() == "gouraud");
ScopeGuard guard([shader]() { if (shader) shader->set_uniform("offset_depth_buffer", false);});
shader->set_uniform("offset_depth_buffer", true);
for (auto iva : {std::make_pair(&m_iva_enforcers, enforcers_color),
std::make_pair(&m_iva_blockers, blockers_color)}) {
if (iva.first->has_VBOs()) {
shader->set_uniform("uniform_color", iva.second);
iva.first->render();
}
}
for (auto &iva : m_iva_seed_fills)
if (iva.has_VBOs()) {
size_t color_idx = &iva - &m_iva_seed_fills.front();
const std::array<float, 4> &color = TriangleSelectorGUI::get_seed_fill_color(color_idx == 1 ? enforcers_color :
color_idx == 2 ? blockers_color :
GLVolume::NEUTRAL_COLOR);
shader->set_uniform("uniform_color", color);
iva.render();
}
if (m_paint_contour.has_VBO()) {
ScopeGuard guard_gouraud([shader]() { shader->start_using(); });
shader->stop_using();
auto *contour_shader = wxGetApp().get_shader("mm_contour");
contour_shader->start_using();
glsafe(::glDepthFunc(GL_LEQUAL));
m_paint_contour.render();
glsafe(::glDepthFunc(GL_LESS));
contour_shader->stop_using();
}
#ifdef PRUSASLICER_TRIANGLE_SELECTOR_DEBUG
if (imgui)
render_debug(imgui);
else
assert(false); // If you want debug output, pass ptr to ImGuiWrapper.
#endif
}
void TriangleSelectorGUI::update_render_data()
{
int enf_cnt = 0;
int blc_cnt = 0;
std::vector<int> seed_fill_cnt(m_iva_seed_fills.size(), 0);
for (auto *iva : {&m_iva_enforcers, &m_iva_blockers})
iva->release_geometry();
for (auto &iva : m_iva_seed_fills)
iva.release_geometry();
for (const Triangle &tr : m_triangles) {
bool is_valid = tr.valid();
bool is_split = tr.is_split();
EnforcerBlockerType type = tr.get_state();
bool is_select_by_seed_fill = tr.is_selected_by_seed_fill();
if (!tr.valid() || tr.is_split() || (tr.get_state() == EnforcerBlockerType::NONE && !tr.is_selected_by_seed_fill()))
continue;
int tr_state = int(tr.get_state());
GLIndexedVertexArray &iva = tr.is_selected_by_seed_fill() ? m_iva_seed_fills[tr_state] :
tr.get_state() == EnforcerBlockerType::ENFORCER ? m_iva_enforcers :
m_iva_blockers;
int &cnt = tr.is_selected_by_seed_fill() ? seed_fill_cnt[tr_state] :
tr.get_state() == EnforcerBlockerType::ENFORCER ? enf_cnt :
blc_cnt;
const Vec3f &v0 = m_vertices[tr.verts_idxs[0]].v;
const Vec3f &v1 = m_vertices[tr.verts_idxs[1]].v;
const Vec3f &v2 = m_vertices[tr.verts_idxs[2]].v;
//FIXME the normal may likely be pulled from m_triangle_selectors, but it may not be worth the effort
// or the current implementation may be more cache friendly.
const Vec3f n = (v1 - v0).cross(v2 - v1).normalized();
iva.push_geometry(v0, n);
iva.push_geometry(v1, n);
iva.push_geometry(v2, n);
iva.push_triangle(cnt, cnt + 1, cnt + 2);
cnt += 3;
}
for (auto *iva : {&m_iva_enforcers, &m_iva_blockers})
iva->finalize_geometry(true);
for (auto &iva : m_iva_seed_fills)
iva.finalize_geometry(true);
m_paint_contour.release_geometry();
std::vector<Vec2i> contour_edges = this->get_seed_fill_contour();
m_paint_contour.contour_vertices.reserve(contour_edges.size() * 6);
for (const Vec2i &edge : contour_edges) {
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(0)].v.x());
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(0)].v.y());
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(0)].v.z());
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(1)].v.x());
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(1)].v.y());
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(1)].v.z());
}
m_paint_contour.contour_indices.assign(m_paint_contour.contour_vertices.size() / 3, 0);
std::iota(m_paint_contour.contour_indices.begin(), m_paint_contour.contour_indices.end(), 0);
m_paint_contour.contour_indices_size = m_paint_contour.contour_indices.size();
m_paint_contour.finalize_geometry();
}
// BBS
bool TrianglePatch::is_fragment() const
{
return this->area < TriangleSelectorPatch::gap_area;
}
float TriangleSelectorPatch::gap_area = TriangleSelectorPatch::GapAreaMin;
void TriangleSelectorPatch::render(ImGuiWrapper* imgui)
{
static bool last_show_wireframe = false;
if (last_show_wireframe != wxGetApp().plater()->is_show_wireframe()) {
last_show_wireframe = wxGetApp().plater()->is_show_wireframe();
m_update_render_data = true;
m_paint_changed = true;
}
if (m_update_render_data)
update_render_data();
auto* shader = wxGetApp().get_current_shader();
if (!shader)
return;
assert(shader->get_name() == "mm_gouraud");
GLint position_id = -1;
GLint barycentric_id = -1;
bool show_wireframe = false;
if (wxGetApp().plater()->is_wireframe_enabled()) {
if (m_need_wireframe && wxGetApp().plater()->is_show_wireframe()) {
position_id = shader->get_attrib_location("v_position");
barycentric_id = shader->get_attrib_location("v_barycentric");
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", show_wireframe on");
shader->set_uniform("show_wireframe", true);
show_wireframe = true;
}
else {
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", show_wireframe off");
shader->set_uniform("show_wireframe", false);
}
}
for (size_t buffer_idx = 0; buffer_idx < m_triangle_patches.size(); ++buffer_idx) {
if (this->has_VBOs(buffer_idx)) {
const TrianglePatch& patch = m_triangle_patches[buffer_idx];
std::array<float, 4> color;
if (patch.is_fragment() && !patch.neighbor_types.empty()) {
size_t color_idx = (size_t)*patch.neighbor_types.begin();
color = m_ebt_colors[color_idx];
color[3] = 0.85;
}
else {
size_t color_idx = (size_t)patch.type;
color = m_ebt_colors[color_idx];
}
//to make black not too hard too see
std::array<float, 4> new_color = adjust_color_for_rendering(color);
shader->set_uniform("uniform_color", new_color);
//shader->set_uniform("uniform_color", color);
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", buffer_idx %1%: new_color[%2%, %3%, %4%, %5%]")%buffer_idx%new_color[0]%new_color[1]%new_color[2]%new_color[3];
this->render(buffer_idx, (int) position_id, show_wireframe);
}
}
if (m_paint_contour.has_VBO())
{
ScopeGuard guard_mm_gouraud([shader]() { shader->start_using(); });
shader->stop_using();
auto* contour_shader = wxGetApp().get_shader("mm_contour");
contour_shader->start_using();
glsafe(::glDepthFunc(GL_LEQUAL));
m_paint_contour.render();
glsafe(::glDepthFunc(GL_LESS));
contour_shader->stop_using();
}
m_update_render_data = false;
}
void TriangleSelectorPatch::update_triangles_per_type()
{
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", enter");
m_triangle_patches.resize((int)EnforcerBlockerType::ExtruderMax + 1);
for (int i = 0; i < m_triangle_patches.size(); i++) {
auto& patch = m_triangle_patches[i];
patch.type = (EnforcerBlockerType)i;
patch.triangle_indices.reserve(m_triangles.size() / 3);
}
bool using_wireframe = (wxGetApp().plater()->is_wireframe_enabled() && wxGetApp().plater()->is_show_wireframe()) ? true : false;
for (auto& triangle : m_triangles) {
if (!triangle.valid() || triangle.is_split())
continue;
int state = (int)triangle.get_state();
auto& patch = m_triangle_patches[state];
//patch.triangle_indices.insert(patch.triangle_indices.end(), triangle.verts_idxs.begin(), triangle.verts_idxs.end());
for (int i = 0; i < 3; ++i) {
int j = triangle.verts_idxs[i];
int index = using_wireframe?int(patch.patch_vertices.size()/6) : int(patch.patch_vertices.size()/3);
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", Line %1%: i=%2%, j=%3%, index=%4%, v[%5%,%6%,%7%]")%__LINE__%i%j%index%m_vertices[j].v(0)%m_vertices[j].v(1)%m_vertices[j].v(2);
patch.patch_vertices.emplace_back(m_vertices[j].v(0));
patch.patch_vertices.emplace_back(m_vertices[j].v(1));
patch.patch_vertices.emplace_back(m_vertices[j].v(2));
if (using_wireframe) {
if (i == 0) {
patch.patch_vertices.emplace_back(1.0);
patch.patch_vertices.emplace_back(0.0);
patch.patch_vertices.emplace_back(0.0);
}
else if (i == 1) {
patch.patch_vertices.emplace_back(0.0);
patch.patch_vertices.emplace_back(1.0);
patch.patch_vertices.emplace_back(0.0);
}
else {
patch.patch_vertices.emplace_back(0.0);
patch.patch_vertices.emplace_back(0.0);
patch.patch_vertices.emplace_back(1.0);
}
}
patch.triangle_indices.emplace_back( index);
}
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", Line %1%: state=%2%, vertice size=%3%, triangle size %4%")%__LINE__%state%patch.patch_vertices.size()%patch.triangle_indices.size();
}
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format("exit");
}
void TriangleSelectorPatch::update_selector_triangles()
{
for (TrianglePatch& patch : m_triangle_patches) {
if (!patch.is_fragment() || patch.neighbor_types.empty())
continue;
EnforcerBlockerType type = *patch.neighbor_types.begin();
for (int facet_idx : patch.facet_indices) {
m_triangles[facet_idx].set_state(type);
}
}
}
void TriangleSelectorPatch::update_triangles_per_patch()
{
auto [neighbors, neighbors_propagated] = this->precompute_all_neighbors();
std::vector<bool> visited(m_triangles.size(), false);
bool using_wireframe = (wxGetApp().plater()->is_wireframe_enabled() && wxGetApp().plater()->is_show_wireframe()) ? true : false;
auto get_all_touching_triangles = [this](int facet_idx, const Vec3i& neighbors, const Vec3i& neighbors_propagated) -> std::vector<int> {
assert(facet_idx != -1 && facet_idx < int(m_triangles.size()));
assert(this->verify_triangle_neighbors(m_triangles[facet_idx], neighbors));
std::vector<int> touching_triangles;
Vec3i vertices = { m_triangles[facet_idx].verts_idxs[0], m_triangles[facet_idx].verts_idxs[1], m_triangles[facet_idx].verts_idxs[2] };
append_touching_subtriangles(neighbors(0), vertices(1), vertices(0), touching_triangles);
append_touching_subtriangles(neighbors(1), vertices(2), vertices(1), touching_triangles);
append_touching_subtriangles(neighbors(2), vertices(0), vertices(2), touching_triangles);
for (int neighbor_idx : neighbors_propagated)
if (neighbor_idx != -1 && !m_triangles[neighbor_idx].is_split())
touching_triangles.emplace_back(neighbor_idx);
return touching_triangles;
};
auto calc_fragment_area = [this](const TrianglePatch& patch, float max_limit_area, int stride) {
double total_area = 0.f;
const std::vector<int>& ti = patch.triangle_indices;
/*for (int i = 0; i < ti.size() / 3; i++) {
total_area += std::abs((m_vertices[ti[i]].v - m_vertices[ti[i + 1]].v)
.cross(m_vertices[ti[i]].v - m_vertices[ti[i + 2]].v).norm()) / 2;
if (total_area >= max_limit_area)
break;
}*/
const std::vector<float>& vertices = patch.patch_vertices;
for (int i = 0; i < ti.size(); i+=3) {
stl_vertex v0(vertices[ti[i] * stride], vertices[ti[i] * stride + 1], vertices[ti[i] * stride + 2]);
stl_vertex v1(vertices[ti[i + 1] * stride], vertices[ti[i + 1] * stride + 1], vertices[ti[i + 1] * stride + 2]);
stl_vertex v2(vertices[ti[i + 2] * stride], vertices[ti[i + 2] * stride + 1], vertices[ti[i + 2] * stride + 2]);
total_area += std::abs((v0 - v1).cross(v0 - v2).norm()) / 2;
if (total_area >= max_limit_area)
break;
}
return total_area;
};
int start_facet_idx = 0;
while (1) {
for (; start_facet_idx < visited.size(); start_facet_idx++) {
if (!visited[start_facet_idx] && m_triangles[start_facet_idx].valid() && !m_triangles[start_facet_idx].is_split())
break;
}
if (start_facet_idx >= m_triangles.size())
break;
EnforcerBlockerType start_facet_state = m_triangles[start_facet_idx].get_state();
TrianglePatch patch;
std::queue<int> facet_queue;
facet_queue.push(start_facet_idx);
while (!facet_queue.empty()) {
int current_facet = facet_queue.front();
facet_queue.pop();
assert(!m_triangles[current_facet].is_split());
if (!visited[current_facet]) {
Triangle& triangle = m_triangles[current_facet];
for (int i = 0; i < 3; ++i) {
int j = triangle.verts_idxs[i];
int index = using_wireframe?int(patch.patch_vertices.size()/6) : int(patch.patch_vertices.size()/3);
patch.patch_vertices.emplace_back(m_vertices[j].v(0));
patch.patch_vertices.emplace_back(m_vertices[j].v(1));
patch.patch_vertices.emplace_back(m_vertices[j].v(2));
if (using_wireframe) {
if (i == 0) {
patch.patch_vertices.emplace_back(1.0);
patch.patch_vertices.emplace_back(0.0);
patch.patch_vertices.emplace_back(0.0);
}
else if (i == 1) {
patch.patch_vertices.emplace_back(0.0);
patch.patch_vertices.emplace_back(1.0);
patch.patch_vertices.emplace_back(0.0);
}
else {
patch.patch_vertices.emplace_back(0.0);
patch.patch_vertices.emplace_back(0.0);
patch.patch_vertices.emplace_back(1.0);
}
}
patch.triangle_indices.emplace_back( index);
}
//patch.triangle_indices.insert(patch.triangle_indices.end(), triangle.verts_idxs.begin(), triangle.verts_idxs.end());
patch.facet_indices.push_back(current_facet);
std::vector<int> touching_triangles = get_all_touching_triangles(current_facet, neighbors[current_facet], neighbors_propagated[current_facet]);
for (const int tr_idx : touching_triangles) {
if (tr_idx < 0)
continue;
if (m_triangles[tr_idx].get_state() != start_facet_state) {
patch.neighbor_types.insert(m_triangles[tr_idx].get_state());
continue;
}
// should check visited state after color for neight types
if (visited[tr_idx])
continue;
assert(!m_triangles[tr_idx].is_split());
facet_queue.push(tr_idx);
}
}
visited[current_facet] = true;
}
patch.area = calc_fragment_area(patch, GapAreaMax, using_wireframe?6:3);
patch.type = start_facet_state;
m_triangle_patches.emplace_back(std::move(patch));
}
}
void TriangleSelectorPatch::set_filter_state(bool is_filter_state)
{
if (!m_filter_state && is_filter_state) {
m_filter_state = is_filter_state;
this->release_geometry();
update_render_data();
}
m_filter_state = is_filter_state;
}
void TriangleSelectorPatch::update_render_data()
{
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", m_paint_changed=%1%, m_triangle_patches.size %2%")%m_paint_changed%m_triangle_patches.size();
if (m_paint_changed || (m_triangle_patches.size() == 0)) {
this->release_geometry();
/*m_patch_vertices.reserve(m_vertices.size() * 3);
for (const Vertex& vr : m_vertices) {
m_patch_vertices.emplace_back(vr.v.x());
m_patch_vertices.emplace_back(vr.v.y());
m_patch_vertices.emplace_back(vr.v.z());
}
this->finalize_vertices();*/
if (m_filter_state)
update_triangles_per_patch();
else
update_triangles_per_type();
this->finalize_triangle_indices();
m_paint_changed = false;
}
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", before paint_contour");
m_paint_contour.release_geometry();
std::vector<Vec2i> contour_edges = this->get_seed_fill_contour();
m_paint_contour.contour_vertices.reserve(contour_edges.size() * 6);
for (const Vec2i& edge : contour_edges) {
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(0)].v.x());
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(0)].v.y());
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(0)].v.z());
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(1)].v.x());
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(1)].v.y());
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(1)].v.z());
}
m_paint_contour.contour_indices.assign(m_paint_contour.contour_vertices.size() / 3, 0);
std::iota(m_paint_contour.contour_indices.begin(), m_paint_contour.contour_indices.end(), 0);
m_paint_contour.contour_indices_size = m_paint_contour.contour_indices.size();
m_paint_contour.finalize_geometry();
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", exit");
}
void TriangleSelectorPatch::render(int triangle_indices_idx, int position_id, bool show_wireframe)
{
assert(triangle_indices_idx < this->m_triangle_indices_VBO_ids.size());
assert(this->m_triangle_patches.size() == this->m_triangle_indices_VBO_ids.size());
//assert(this->m_vertices_VBO_id != 0);
assert(this->m_triangle_patches.size() == this->m_vertices_VBO_ids.size());
assert(this->m_vertices_VBO_ids[triangle_indices_idx] != 0);
assert(this->m_triangle_indices_VBO_ids[triangle_indices_idx] != 0);
//glsafe(::glBindBuffer(GL_ARRAY_BUFFER, this->m_vertices_VBO_id));
//glsafe(::glVertexPointer(3, GL_FLOAT, 3 * sizeof(float), (const void*)(0 * sizeof(float))));
if (this->m_triangle_indices_sizes[triangle_indices_idx] > 0) {
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, this->m_vertices_VBO_ids[triangle_indices_idx]));
if (show_wireframe) {
glsafe(::glVertexPointer(3, GL_FLOAT, 6 * sizeof(float), (const void *) 0));
glsafe(::glColorPointer(3,GL_FLOAT, 6 * sizeof(float), (const void *) (3 * sizeof(float))));
glsafe(::glEnableClientState(GL_COLOR_ARRAY));
}
else {
glsafe(::glVertexPointer(3, GL_FLOAT, 3 * sizeof(float), nullptr));
}
//glsafe(::glVertexPointer(3, GL_FLOAT, 3 * sizeof(float), nullptr));
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", Line %1%: triangle_indices_idx %2%, bind vertex vbo, buffer id %3%")%__LINE__%triangle_indices_idx%this->m_vertices_VBO_ids[triangle_indices_idx];
}
glsafe(::glEnableClientState(GL_VERTEX_ARRAY));
// Render using the Vertex Buffer Objects.
if (this->m_triangle_indices_sizes[triangle_indices_idx] > 0) {
glsafe(::glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, this->m_triangle_indices_VBO_ids[triangle_indices_idx]));
glsafe(::glDrawElements(GL_TRIANGLES, GLsizei(this->m_triangle_indices_sizes[triangle_indices_idx]), GL_UNSIGNED_INT, nullptr));
glsafe(glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0));
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", Line %1%: triangle_indices_idx %2%, bind indices vbo, buffer id %3%")%__LINE__%triangle_indices_idx%this->m_triangle_indices_VBO_ids[triangle_indices_idx];
}
glsafe(::glDisableClientState(GL_VERTEX_ARRAY));
if ((this->m_triangle_indices_sizes[triangle_indices_idx] > 0)&&(position_id != -1))
glsafe(::glDisableVertexAttribArray(position_id));
if ((this->m_triangle_indices_sizes[triangle_indices_idx] > 0)&&show_wireframe) {
glsafe(::glEnableClientState(GL_COLOR_ARRAY));
}
if (this->m_triangle_indices_sizes[triangle_indices_idx] > 0)
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, 0));
}
void TriangleSelectorPatch::release_geometry()
{
/*if (m_vertices_VBO_id) {
glsafe(::glDeleteBuffers(1, &m_vertices_VBO_id));
m_vertices_VBO_id = 0;
}*/
for (auto& vertice_VBO_id : m_vertices_VBO_ids) {
glsafe(::glDeleteBuffers(1, &vertice_VBO_id));
vertice_VBO_id = 0;
}
for (auto& triangle_indices_VBO_id : m_triangle_indices_VBO_ids) {
glsafe(::glDeleteBuffers(1, &triangle_indices_VBO_id));
triangle_indices_VBO_id = 0;
}
this->clear();
BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", Line %1%: released geometry")%__LINE__;
}
void TriangleSelectorPatch::finalize_vertices()
{
/*assert(m_vertices_VBO_id == 0);
if (!this->m_patch_vertices.empty()) {
glsafe(::glGenBuffers(1, &this->m_vertices_VBO_id));
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, this->m_vertices_VBO_id));
glsafe(::glBufferData(GL_ARRAY_BUFFER, this->m_patch_vertices.size() * sizeof(float), this->m_patch_vertices.data(), GL_STATIC_DRAW));
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, 0));
this->m_patch_vertices.clear();
}*/
}
void TriangleSelectorPatch::finalize_triangle_indices()
{
m_vertices_VBO_ids.resize(m_triangle_patches.size());
m_triangle_indices_VBO_ids.resize(m_triangle_patches.size());
m_triangle_indices_sizes.resize(m_triangle_patches.size());
assert(std::all_of(m_triangle_indices_VBO_ids.cbegin(), m_triangle_indices_VBO_ids.cend(), [](const auto& ti_VBO_id) { return ti_VBO_id == 0; }));
for (size_t buffer_idx = 0; buffer_idx < m_triangle_patches.size(); ++buffer_idx) {
std::vector<float>& patch_vertices = m_triangle_patches[buffer_idx].patch_vertices;
if (!patch_vertices.empty()) {
glsafe(::glGenBuffers(1, &m_vertices_VBO_ids[buffer_idx]));
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, m_vertices_VBO_ids[buffer_idx]));
glsafe(::glBufferData(GL_ARRAY_BUFFER, patch_vertices.size() * sizeof(float), patch_vertices.data(), GL_STATIC_DRAW));
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, 0));
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", Line %1%: buffer_idx %2%, vertices size %3%, buffer id %4%")%__LINE__%buffer_idx%patch_vertices.size()%m_vertices_VBO_ids[buffer_idx];
patch_vertices.clear();
}
std::vector<int>& triangle_indices = m_triangle_patches[buffer_idx].triangle_indices;
m_triangle_indices_sizes[buffer_idx] = triangle_indices.size();
if (!triangle_indices.empty()) {
glsafe(::glGenBuffers(1, &m_triangle_indices_VBO_ids[buffer_idx]));
glsafe(::glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_triangle_indices_VBO_ids[buffer_idx]));
glsafe(::glBufferData(GL_ELEMENT_ARRAY_BUFFER, triangle_indices.size() * sizeof(int), triangle_indices.data(), GL_STATIC_DRAW));
glsafe(::glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0));
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", Line %1%: buffer_idx %2%, vertices size %3%, buffer id %4%")%__LINE__%buffer_idx%triangle_indices.size()%m_triangle_indices_VBO_ids[buffer_idx];
triangle_indices.clear();
}
}
}
void GLPaintContour::render() const
{
assert(this->m_contour_VBO_id != 0);
assert(this->m_contour_EBO_id != 0);
glsafe(::glLineWidth(4.0f));
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, this->m_contour_VBO_id));
glsafe(::glVertexPointer(3, GL_FLOAT, 3 * sizeof(float), nullptr));
glsafe(::glEnableClientState(GL_VERTEX_ARRAY));
if (this->contour_indices_size > 0) {
glsafe(::glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, this->m_contour_EBO_id));
glsafe(::glDrawElements(GL_LINES, GLsizei(this->contour_indices_size), GL_UNSIGNED_INT, nullptr));
glsafe(::glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0));
}
glsafe(::glDisableClientState(GL_VERTEX_ARRAY));
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, 0));
}
void GLPaintContour::finalize_geometry()
{
assert(this->m_contour_VBO_id == 0);
assert(this->m_contour_EBO_id == 0);
if (!this->contour_vertices.empty()) {
glsafe(::glGenBuffers(1, &this->m_contour_VBO_id));
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, this->m_contour_VBO_id));
glsafe(::glBufferData(GL_ARRAY_BUFFER, this->contour_vertices.size() * sizeof(float), this->contour_vertices.data(), GL_STATIC_DRAW));
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, 0));
this->contour_vertices.clear();
}
if (!this->contour_indices.empty()) {
glsafe(::glGenBuffers(1, &this->m_contour_EBO_id));
glsafe(::glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, this->m_contour_EBO_id));
glsafe(::glBufferData(GL_ELEMENT_ARRAY_BUFFER, this->contour_indices.size() * sizeof(unsigned int), this->contour_indices.data(), GL_STATIC_DRAW));
glsafe(::glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0));
this->contour_indices.clear();
}
}
void GLPaintContour::release_geometry()
{
if (this->m_contour_VBO_id) {
glsafe(::glDeleteBuffers(1, &this->m_contour_VBO_id));
this->m_contour_VBO_id = 0;
}
if (this->m_contour_EBO_id) {
glsafe(::glDeleteBuffers(1, &this->m_contour_EBO_id));
this->m_contour_EBO_id = 0;
}
this->clear();
}
#ifdef PRUSASLICER_TRIANGLE_SELECTOR_DEBUG
void TriangleSelectorGUI::render_debug(ImGuiWrapper* imgui)
{
imgui->begin(std::string("TriangleSelector dialog (DEV ONLY)"),
ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoCollapse);
static float edge_limit = 1.f;
imgui->text("Edge limit (mm): ");
imgui->slider_float("", &edge_limit, 0.1f, 8.f);
set_edge_limit(edge_limit);
imgui->checkbox("Show split triangles: ", m_show_triangles);
imgui->checkbox("Show invalid triangles: ", m_show_invalid);
int valid_triangles = m_triangles.size() - m_invalid_triangles;
imgui->text("Valid triangles: " + std::to_string(valid_triangles) +
"/" + std::to_string(m_triangles.size()));
imgui->text("Vertices: " + std::to_string(m_vertices.size()));
if (imgui->button("Force garbage collection"))
garbage_collect();
if (imgui->button("Serialize - deserialize")) {
auto map = serialize();
deserialize(map);
}
imgui->end();
if (! m_show_triangles)
return;
enum vtype {
ORIGINAL = 0,
SPLIT,
INVALID
};
for (auto& va : m_varrays)
va.release_geometry();
std::array<int, 3> cnts;
::glScalef(1.01f, 1.01f, 1.01f);
for (int tr_id=0; tr_id<int(m_triangles.size()); ++tr_id) {
const Triangle& tr = m_triangles[tr_id];
GLIndexedVertexArray* va = nullptr;
int* cnt = nullptr;
if (tr_id < m_orig_size_indices) {
va = &m_varrays[ORIGINAL];
cnt = &cnts[ORIGINAL];
}
else if (tr.valid()) {
va = &m_varrays[SPLIT];
cnt = &cnts[SPLIT];
}
else {
if (! m_show_invalid)
continue;
va = &m_varrays[INVALID];
cnt = &cnts[INVALID];
}
for (int i=0; i<3; ++i)
va->push_geometry(double(m_vertices[tr.verts_idxs[i]].v[0]),
double(m_vertices[tr.verts_idxs[i]].v[1]),
double(m_vertices[tr.verts_idxs[i]].v[2]),
0., 0., 1.);
va->push_triangle(*cnt,
*cnt+1,
*cnt+2);
*cnt += 3;
}
::glPolygonMode( GL_FRONT_AND_BACK, GL_LINE );
for (vtype i : {ORIGINAL, SPLIT, INVALID}) {
GLIndexedVertexArray& va = m_varrays[i];
va.finalize_geometry(true);
if (va.has_VBOs()) {
switch (i) {
case ORIGINAL : ::glColor3f(0.f, 0.f, 1.f); break;
case SPLIT : ::glColor3f(1.f, 0.f, 0.f); break;
case INVALID : ::glColor3f(1.f, 1.f, 0.f); break;
}
va.render();
}
}
::glPolygonMode( GL_FRONT_AND_BACK, GL_FILL );
}
#endif
} // namespace Slic3r::GUI