diff options
Diffstat (limited to 'src/GudhUI/view/Viewer_instructor.cpp')
| -rw-r--r-- | src/GudhUI/view/Viewer_instructor.cpp | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/src/GudhUI/view/Viewer_instructor.cpp b/src/GudhUI/view/Viewer_instructor.cpp new file mode 100644 index 00000000..3cb8f152 --- /dev/null +++ b/src/GudhUI/view/Viewer_instructor.cpp @@ -0,0 +1,206 @@ +/* + * Viewer_instructor.cpp + * + * Created on: Aug 26, 2014 + * Author: dsalinas + */ + +#include <utility> +#include "Viewer_instructor.h" +#include "utils/UI_utils.h" +#include "FirstCoordProjector.h" + + +Viewer_instructor::Viewer_instructor(QWidget* parent, + Viewer* viewer, + const Complex& mesh +):viewer_(viewer),mesh_(mesh),projector_(new FirstCoordProjector3D()){ + viewer_->set_instructor(this); +} + + +void +Viewer_instructor::initialize_bounding_box(){ + auto pair_bounding_box = compute_bounding_box_corners(); + viewer_->set_bounding_box(proj(pair_bounding_box.first),proj(pair_bounding_box.second)); + viewer_->init_scene(); +} + +std::pair<Complex::Point,Complex::Point> +Viewer_instructor::compute_bounding_box_corners(){ + if(mesh_.empty()){ + return std::make_pair(Point(-1,-1,-1,1),Point(1,1,1,1)); + } + else{ + double x_min = 1e10; + double y_min = 1e10; + double z_min = 1e10; + double x_max = -1e10; + double y_max = -1e10; + double z_max = -1e10; + for( auto vi : mesh_.vertex_range()) + { + auto pt = proj(mesh_.point(vi)); + x_min = (std::min)(x_min,pt.x()); + y_min = (std::min)(y_min,pt.y()); + z_min = (std::min)(z_min,pt.z()); + + x_max = (std::max)(x_max,pt.x()); + y_max = (std::max)(y_max,pt.y()); + z_max = (std::max)(z_max,pt.z()); + + } + return std::make_pair( + Point(x_min,y_min,z_min,1.), + Point(x_max,y_max,z_max,1.) + ); + } +} + +void +Viewer_instructor::show_entire_scene(){ + viewer_->show_entire_scene(); +} + +const qglviewer::Camera* +Viewer_instructor::camera() const{ + return viewer_->camera(); +} + +int +Viewer_instructor::width() const{ + return viewer_->width(); +} +int +Viewer_instructor::height() const{ + return viewer_->height(); +} + +/** + * to change display parameters + */ +View_parameter& +Viewer_instructor::view_params(){ + return view_params_; +} + + +void +Viewer_instructor::give_instructions(){ + if(view_params_.relative_light) + viewer_->set_light_direction(); + else + viewer_->set_light_direction(view_params_.theta,view_params_.phi); + viewer_->set_light(); + + if (view_params_.edge_mode) draw_edges(); + if (view_params_.triangle_mode) draw_triangles(); + if (view_params_.vertex_mode) draw_points(); + +} + +void +Viewer_instructor::draw_edges(){ + viewer_->begin_draw_edges(view_params_.size_edges,false); + + for(auto edge : mesh_.edge_range()){ + set_color_edge(edge); + const Point& a = mesh_.point(mesh_.first_vertex(edge)); + const Point& b = mesh_.point(mesh_.second_vertex(edge)) ; + viewer_->draw_edges(proj(a),proj(b)); + } + + viewer_->end_draw_edges(); +} + +void +Viewer_instructor::draw_triangles(){ + const double size_triangles = 1.0; + viewer_->begin_draw_triangles(size_triangles,view_params_.light); + + for(const auto& fit : mesh_.triangle_range()) { + set_color_triangle(fit); + if(view_params_.triangle_mode){ + auto fit_it = fit.begin(); + const Point& p1 = mesh_.point(*fit_it); + const Point& p2 = mesh_.point(*(++fit_it)); + const Point& p3 = mesh_.point(*(++fit_it)); + viewer_->draw_triangles(proj(p1),proj(p2),proj(p3)); + } + } + viewer_->end_draw_triangles(); +} + +void +Viewer_instructor::draw_points(){ + viewer_->begin_draw_points( view_params_.size_vertices); + for( auto vi : mesh_.vertex_range()) + { + viewer_->set_size_point(view_params_.size_vertices); + set_color_vertex(vi); + viewer_->draw_points(proj(mesh_.point(vi))); + } + viewer_->end_draw_points(); +} + + +void +Viewer_instructor::draw_edge(const Point&,const Point&){ + +} + +void +Viewer_instructor::draw_point(const Point&){ + +} + + +/** + * set the right color of vertex/edge/triangle considering the view_params choice + */ +void +Viewer_instructor::set_color_vertex(Vertex_handle vh){ + viewer_->set_color(Color(view_params_.light_edges,view_params_.light_edges,view_params_.light_edges)); +} + +void +Viewer_instructor::set_color_edge(Edge_handle eh) { + viewer_->set_color(Color(view_params_.light_edges,view_params_.light_edges,view_params_.light_edges)); +} + +void +Viewer_instructor::set_color_triangle(const Simplex_handle& triangle){ + viewer_->set_color(Color(view_params_.light_triangles,view_params_.light_triangles,view_params_.light_triangles)); +} + + +Viewer_instructor::Point_3 +Viewer_instructor::proj(const Point& p) const{ + return (*projector_)(p); +} + + +void +Viewer_instructor::sceneChanged(){ + UIDBG("sceneChanged"); + viewer_->update_GL(); +} + +void +Viewer_instructor::change_draw_vertices(){ + view_params_.change_vertex_mode(); +} +void +Viewer_instructor::change_draw_edges(){ + view_params_.change_edge_mode(); +} +void +Viewer_instructor::change_draw_triangles(){ + view_params_.change_triangle_mode(); +} +void +Viewer_instructor::change_light(){ + view_params_.light =! view_params_.light ; +} + +#include "Viewer_instructor.moc" |