From 8297e2b849dfff112847abc654706dd57f3a2fba Mon Sep 17 00:00:00 2001 From: Guillaume Damiand Date: Mon, 26 Nov 2018 16:33:39 +0100 Subject: [PATCH] Start to update the LCC demo, in order to re-use LCC basic viewer. --- .../demo/Linear_cell_complex/CMakeLists.txt | 2 +- .../demo/Linear_cell_complex/MainWindow.cpp | 4 +- .../demo/Linear_cell_complex/Viewer.cpp | 716 +----------------- .../demo/Linear_cell_complex/Viewer.h | 76 +- .../include/CGAL/draw_linear_cell_complex.h | 63 +- 5 files changed, 85 insertions(+), 776 deletions(-) diff --git a/Linear_cell_complex/demo/Linear_cell_complex/CMakeLists.txt b/Linear_cell_complex/demo/Linear_cell_complex/CMakeLists.txt index 108432031ff..54cd0213f7e 100644 --- a/Linear_cell_complex/demo/Linear_cell_complex/CMakeLists.txt +++ b/Linear_cell_complex/demo/Linear_cell_complex/CMakeLists.txt @@ -46,7 +46,7 @@ if ( NOT (CGAL_FOUND AND CGAL_Qt5_FOUND AND Qt5_FOUND ) ) else() -add_definitions(-DQT_NO_KEYWORDS) +add_definitions(-DCGAL_USE_BASIC_VIEWER -DQT_NO_KEYWORDS) # ui file, created wih Qt Designer qt5_wrap_ui(uis MainWindow.ui CreateMesh.ui CreateMenger.ui diff --git a/Linear_cell_complex/demo/Linear_cell_complex/MainWindow.cpp b/Linear_cell_complex/demo/Linear_cell_complex/MainWindow.cpp index a78780d3e78..113baed1ae6 100644 --- a/Linear_cell_complex/demo/Linear_cell_complex/MainWindow.cpp +++ b/Linear_cell_complex/demo/Linear_cell_complex/MainWindow.cpp @@ -39,7 +39,7 @@ void subdivide_lcc_pqq (LCC & m); #define DELAY_STATUSMSG 1500 -MainWindow::MainWindow (QWidget * parent):CGAL::Qt::DemosMainWindow (parent), +MainWindow::MainWindow (QWidget * parent) : CGAL::Qt::DemosMainWindow (parent), nbcube (0), dialogmesh (this), dialogmenger(this), @@ -78,7 +78,7 @@ MainWindow::MainWindow (QWidget * parent):CGAL::Qt::DemosMainWindow (parent), QObject::connect(&dialogmesh, SIGNAL(accepted()), this, SLOT(onCreateMeshOk())); - this->viewer->setScene(&scene); + // this->viewer->setScene(&scene); connect_actions (); this->addAboutDemo (":/cgal/help/about_Linear_cell_complex_3.html"); diff --git a/Linear_cell_complex/demo/Linear_cell_complex/Viewer.cpp b/Linear_cell_complex/demo/Linear_cell_complex/Viewer.cpp index 3bef476f899..b45fc2a8945 100644 --- a/Linear_cell_complex/demo/Linear_cell_complex/Viewer.cpp +++ b/Linear_cell_complex/demo/Linear_cell_complex/Viewer.cpp @@ -25,92 +25,11 @@ #include #include #include - #include #include -//Vertex source code -const char vertex_source[] = - { - "#version 120 \n" - "attribute highp vec4 vertex;\n" - "attribute highp vec3 normal;\n" - "attribute highp vec3 color;\n" - - "uniform highp mat4 mvp_matrix;\n" - "uniform highp mat4 mv_matrix; \n" - "uniform highp float point_size; \n" - - "varying highp vec4 fP; \n" - "varying highp vec3 fN; \n" - "varying highp vec4 fColor; \n" - "void main(void)\n" - "{\n" - " gl_PointSize = point_size; \n" - " fP = mv_matrix * vertex; \n" - " fN = mat3(mv_matrix)* normal; \n" - " fColor = vec4(color, 1.0); \n" - " gl_Position = mvp_matrix * vertex;\n" - "}" - }; - -//Vertex source code -const char fragment_source[] = - { - "#version 120 \n" - "varying highp vec4 fP; \n" - "varying highp vec3 fN; \n" - "varying highp vec4 fColor; \n" - "uniform vec4 light_pos; \n" - "uniform vec4 light_diff; \n" - "uniform vec4 light_spec; \n" - "uniform vec4 light_amb; \n" - "uniform float spec_power ; \n" - - "void main(void) { \n" - - " vec3 L = light_pos.xyz - fP.xyz; \n" - " vec3 V = -fP.xyz; \n" - - " vec3 N = normalize(fN); \n" - " L = normalize(L); \n" - " V = normalize(V); \n" - - " vec3 R = reflect(-L, N); \n" - " vec4 diffuse = max(dot(N,L), 0.0) * light_diff * fColor; \n" - " vec4 specular = pow(max(dot(R,V), 0.0), spec_power) * light_spec; \n" - - "gl_FragColor = light_amb*fColor + diffuse ; \n" - "} \n" - "\n" - }; - -//Vertex source code -const char vertex_source_p_l[] = - { - "#version 120 \n" - "attribute highp vec4 vertex;\n" - "uniform highp mat4 mvp_matrix;\n" - "uniform highp float point_size; \n" - "void main(void)\n" - "{\n" - " gl_PointSize = point_size; \n" - " gl_Position = mvp_matrix * vertex;\n" - "}" - }; -//Vertex source code -const char fragment_source_p_l[] = - { - "#version 120 \n" - "uniform highp vec4 color; \n" - "void main(void) { \n" - "gl_FragColor = color; \n" - "} \n" - "\n" - }; - -Viewer::Viewer(QWidget* parent) - : CGAL::QGLViewer(parent), +Viewer::Viewer(QWidget* parent) : + Base(parent, NULL, ""), wireframe(false), flatShading(true), edges(true), @@ -119,553 +38,21 @@ Viewer::Viewer(QWidget* parent) size_points(7.), size_edges(3.1), ambient(0.6f, 0.5f, 0.5f, 0.5f), - m_previous_scene_empty(true), - are_buffers_initialized(false) -{ -} + m_previous_scene_empty(true) +{} Viewer::~Viewer() -{ - for (int i=0; icompileSourceCode(vertex_source)) - { - std::cerr<<"Compiling vertex source FAILED"<compileSourceCode(fragment_source)) - { - std::cerr<<"Compiling fragmentsource FAILED"<compileSourceCode(vertex_source_p_l)) - { - std::cerr<<"Compiling vertex source FAILED"<compileSourceCode(fragment_source_p_l)) - { - std::cerr<<"Compiling fragmentsource FAILED"<(pos_facets.size()*sizeof(float))); - vertexLocation[0] = rendering_program.attributeLocation("vertex"); - rendering_program.bind(); - rendering_program.enableAttributeArray(vertexLocation[0]); - rendering_program.setAttributeBuffer(vertexLocation[0],GL_FLOAT,0,3); - rendering_program.release(); - buffers[0].release(); - - //normals of the facets - buffers[1].bind(); - buffers[1].allocate(flat_normals.data(), - static_cast(flat_normals.size()*sizeof(float))); - normalsLocation = rendering_program.attributeLocation("normal"); - rendering_program.bind(); - rendering_program.enableAttributeArray(normalsLocation); - rendering_program.setAttributeBuffer(normalsLocation,GL_FLOAT,0,3); - buffers[1].release(); - - //colors of the facets - buffers[2].bind(); - buffers[2].allocate(colors.data(), - static_cast(colors.size()*sizeof(float))); - colorsLocation = rendering_program.attributeLocation("color"); - rendering_program.bind(); - rendering_program.enableAttributeArray(colorsLocation); - rendering_program.setAttributeBuffer(colorsLocation,GL_FLOAT,0,3); - buffers[2].release(); - rendering_program.release(); - - vao[0].release(); - vao[1].bind(); - - //points of the facets - buffers[3].bind(); - buffers[3].allocate(pos_facets.data(), static_cast(pos_facets.size()*sizeof(float))); - vertexLocation[0] = rendering_program.attributeLocation("vertex"); - rendering_program.bind(); - rendering_program.enableAttributeArray(vertexLocation[0]); - rendering_program.setAttributeBuffer(vertexLocation[0],GL_FLOAT,0,3); - rendering_program.release(); - buffers[3].release(); - - //normals of the facets - buffers[4].bind(); - buffers[4].allocate(smooth_normals.data(), - static_cast(smooth_normals.size()*sizeof(float))); - normalsLocation = rendering_program.attributeLocation("normal"); - rendering_program.bind(); - rendering_program.enableAttributeArray(normalsLocation); - rendering_program.setAttributeBuffer(normalsLocation,GL_FLOAT,0,3); - buffers[4].release(); - - //colors of the facets - buffers[5].bind(); - buffers[5].allocate(colors.data(), static_cast(colors.size()*sizeof(float))); - colorsLocation = rendering_program.attributeLocation("color"); - rendering_program.bind(); - rendering_program.enableAttributeArray(colorsLocation); - rendering_program.setAttributeBuffer(colorsLocation,GL_FLOAT,0,3); - buffers[5].release(); - rendering_program.release(); - - vao[1].release(); - - //The lines - vao[2].bind(); - buffers[6].bind(); - buffers[6].allocate(pos_lines.data(), static_cast(pos_lines.size()*sizeof(float))); - vertexLocation[2] = rendering_program_p_l.attributeLocation("vertex"); - rendering_program_p_l.bind(); - rendering_program_p_l.enableAttributeArray(vertexLocation[2]); - rendering_program_p_l.setAttributeBuffer(vertexLocation[2],GL_FLOAT,0,3); - buffers[6].release(); - rendering_program_p_l.release(); - vao[2].release(); - - //The points - vao[3].bind(); - buffers[7].bind(); - buffers[7].allocate(pos_points.data(), static_cast(pos_points.size()*sizeof(float))); - vertexLocation[2] = rendering_program_p_l.attributeLocation("vertex"); - rendering_program_p_l.bind(); - rendering_program_p_l.enableAttributeArray(vertexLocation[2]); - rendering_program_p_l.setAttributeBuffer(vertexLocation[2],GL_FLOAT,0,3); - buffers[7].release(); - rendering_program_p_l.release(); - vao[3].release(); - - are_buffers_initialized = true; -} - -void Viewer::compute_face(Dart_handle dh, LCC::size_type markface) -{ - LCC &lcc = *scene->lcc; - - CGAL::mark_cell(lcc, dh, markface); - - double r = (double)lcc.info<3>(dh).color().r()/255.0; - double g = (double)lcc.info<3>(dh).color().g()/255.0; - double b = (double)lcc.info<3>(dh).color().b()/255.0; - if ( !lcc.is_free(dh, 3) ) - { - r += (double)lcc.info<3>(lcc.beta(dh,3)).color().r()/255.0; - g += (double)lcc.info<3>(lcc.beta(dh,3)).color().g()/255.0; - b += (double)lcc.info<3>(lcc.beta(dh,3)).color().b()/255.0; - r /= 2; g /= 2; b /= 2; - } - - //compute flat normals - LCC::Vector normal = CGAL::compute_normal_of_cell_2(lcc,dh); - normal = normal/(CGAL::sqrt(normal*normal)); - if (inverse_normal) - normal=normal*-1; - - if (lcc.beta<1,1,1>(dh)!=dh) - { - try // Try catch to avoir crash of triangulation - { - P_traits cdt_traits(normal); - CDT cdt(cdt_traits); - - // Iterates on the vector of facet handles - CDT::Vertex_handle previous = NULL, first = NULL; - for (LCC::Dart_of_orbit_range<1>::const_iterator - he_circ = lcc.darts_of_orbit<1>(dh).begin(), - he_circ_end = lcc.darts_of_orbit<1>(dh).end(); - he_circ!=he_circ_end; ++he_circ) - { - CDT::Vertex_handle vh = cdt.insert(lcc.point(he_circ)); - if(first == NULL) - { first = vh; } - vh->info().v = CGAL::compute_normal_of_cell_0(lcc, he_circ); - if (inverse_normal) vh->info().v=vh->info().v*-1; - if(previous!=NULL && previous != vh) - { cdt.insert_constraint(previous, vh); } - previous = vh; - } - if (previous!=NULL) - cdt.insert_constraint(previous, first); - - // sets mark is_external - for(CDT::All_faces_iterator fit = cdt.all_faces_begin(), - fitend = cdt.all_faces_end(); fit!=fitend; ++fit) - { - fit->info().is_external = true; - fit->info().is_process = false; - } - //check if the facet is external or internal - std::queue face_queue; - CDT::Face_handle face_internal = NULL; - face_queue.push(cdt.infinite_vertex()->face()); - while(! face_queue.empty() ) - { - CDT::Face_handle fh = face_queue.front(); - face_queue.pop(); - if(!fh->info().is_process) - { - fh->info().is_process = true; - for(int i = 0; i <3; ++i) - { - if(!cdt.is_constrained(std::make_pair(fh, i))) - { - face_queue.push(fh->neighbor(i)); - } - else if (face_internal==NULL) - { - face_internal = fh->neighbor(i); - } - } - } - } - - if ( face_internal!=NULL ) - face_queue.push(face_internal); - - while(! face_queue.empty() ) - { - CDT::Face_handle fh = face_queue.front(); - face_queue.pop(); - if(!fh->info().is_process) - { - fh->info().is_process = true; - fh->info().is_external = false; - for(int i = 0; i <3; ++i) - { - if(!cdt.is_constrained(std::make_pair(fh, i))) - { - face_queue.push(fh->neighbor(i)); - } - } - } - } - - //iterates on the internal faces to add the vertices to the positions - //and the normals to the appropriate vectors - for(CDT::Finite_faces_iterator ffit = cdt.finite_faces_begin(), - ffitend = cdt.finite_faces_end(); ffit != ffitend; ++ffit) - { - if(!ffit->info().is_external) - { - flat_normals.push_back(normal.x()); - flat_normals.push_back(normal.y()); - flat_normals.push_back(normal.z()); - - flat_normals.push_back(normal.x()); - flat_normals.push_back(normal.y()); - flat_normals.push_back(normal.z()); - - flat_normals.push_back(normal.x()); - flat_normals.push_back(normal.y()); - flat_normals.push_back(normal.z()); - - smooth_normals.push_back(ffit->vertex(0)->info().v.x()); - smooth_normals.push_back(ffit->vertex(0)->info().v.y()); - smooth_normals.push_back(ffit->vertex(0)->info().v.z()); - - smooth_normals.push_back(ffit->vertex(1)->info().v.x()); - smooth_normals.push_back(ffit->vertex(1)->info().v.y()); - smooth_normals.push_back(ffit->vertex(1)->info().v.z()); - - smooth_normals.push_back(ffit->vertex(2)->info().v.x()); - smooth_normals.push_back(ffit->vertex(2)->info().v.y()); - smooth_normals.push_back(ffit->vertex(2)->info().v.z()); - - pos_facets.push_back(ffit->vertex(0)->point().x()); - pos_facets.push_back(ffit->vertex(0)->point().y()); - pos_facets.push_back(ffit->vertex(0)->point().z()); - - pos_facets.push_back(ffit->vertex(1)->point().x()); - pos_facets.push_back(ffit->vertex(1)->point().y()); - pos_facets.push_back(ffit->vertex(1)->point().z()); - - pos_facets.push_back(ffit->vertex(2)->point().x()); - pos_facets.push_back(ffit->vertex(2)->point().y()); - pos_facets.push_back(ffit->vertex(2)->point().z()); - - colors.push_back(r);colors.push_back(g);colors.push_back(b); - colors.push_back(r);colors.push_back(g);colors.push_back(b); - colors.push_back(r);colors.push_back(g);colors.push_back(b); - } - } - } - catch(...) - { // Triangulation crash: the face is not filled - } - } - else - { // The face is a triangle - colors.push_back(r);colors.push_back(g);colors.push_back(b); - colors.push_back(r);colors.push_back(g);colors.push_back(b); - colors.push_back(r);colors.push_back(g);colors.push_back(b); - - flat_normals.push_back(normal.x()); - flat_normals.push_back(normal.y()); - flat_normals.push_back(normal.z()); - - flat_normals.push_back(normal.x()); - flat_normals.push_back(normal.y()); - flat_normals.push_back(normal.z()); - - flat_normals.push_back(normal.x()); - flat_normals.push_back(normal.y()); - flat_normals.push_back(normal.z()); - - for (LCC::Dart_of_orbit_range<1>::const_iterator - orbitIter = lcc.darts_of_orbit<1>(dh).begin(); - orbitIter.cont(); ++orbitIter) - { - //compute Smooth normals - LCC::Vector normal = CGAL::compute_normal_of_cell_0(lcc,orbitIter); - normal = normal/(CGAL::sqrt(normal*normal)); - if (inverse_normal) normal=normal*-1; - - smooth_normals.push_back(normal.x()); - smooth_normals.push_back(normal.y()); - smooth_normals.push_back(normal.z()); - - const LCC::Point& p = lcc.point(orbitIter); - pos_facets.push_back(p.x()); - pos_facets.push_back(p.y()); - pos_facets.push_back(p.z()); - } - } -} - -void Viewer::compute_edge(Dart_handle dh, LCC::size_type markedge) -{ - LCC &lcc = *scene->lcc; - - CGAL::mark_cell(lcc, dh, markedge); - - const LCC::Point& p = lcc.point(dh); - Dart_handle d2 = lcc.other_extremity(dh); - if ( d2!=NULL ) - { - const LCC::Point& p2 = lcc.point(d2); - pos_lines.push_back(p.x()); - pos_lines.push_back(p.y()); - pos_lines.push_back(p.z()); - - pos_lines.push_back(p2.x()); - pos_lines.push_back(p2.y()); - pos_lines.push_back(p2.z()); - } -} - -void Viewer::compute_vertex(Dart_handle dh, LCC::size_type markvertex, bool& empty) -{ - LCC &lcc = *scene->lcc; - - CGAL::mark_cell(lcc, dh, markvertex); - - const LCC::Point& p = lcc.point(dh); - pos_points.push_back(p.x()); - pos_points.push_back(p.y()); - pos_points.push_back(p.z()); - - if ( empty ) - { - bb = p.bbox(); - empty = false; - } - else - bb = bb + p.bbox(); -} - -void Viewer::compute_elements() -{ - LCC &lcc = *scene->lcc; - - pos_facets.clear(); - flat_normals.clear(); - smooth_normals.clear(); - colors.clear(); - pos_lines.clear(); - pos_points.clear(); - - if ( lcc.is_empty() ) - { - bb = LCC::Point(CGAL::ORIGIN).bbox(); - bb = bb + LCC::Point(1,1,1).bbox(); // To avoid a warning from Qglviewer - return; - } - - LCC::size_type markvertex = lcc.get_new_mark(); - LCC::size_type markedge = lcc.get_new_mark(); - LCC::size_type markface = lcc.get_new_mark(); - - bool empty = true; - for (LCC::Attribute_range<3>::type::iterator it=lcc.attributes<3>().begin(), - itend=lcc.attributes<3>().end(); it!=itend; ++it ) - { - if ( it->info().is_visible() ) - { - for(LCC::Dart_of_cell_range<3>::iterator - dartIter=lcc.darts_of_cell<3>(lcc.dart_of_attribute<3>(it)).begin(); - dartIter.cont(); ++dartIter) - { - if ( it->info().is_filled() && !lcc.is_marked(dartIter, markface) ) - compute_face(dartIter, markface); - - if ( !lcc.is_marked(dartIter, markedge) ) - compute_edge(dartIter, markedge); - - if ( !lcc.is_marked(dartIter, markvertex) ) - compute_vertex(dartIter, markvertex, empty); - } - } - } - - if ( empty ) - { - bb = LCC::Point(CGAL::ORIGIN).bbox(); - bb = bb + LCC::Point(1,1,1).bbox(); // To avoid a warning from Qglviewer - } - - for (LCC::Dart_range::iterator it=lcc.darts().begin(), - itend=lcc.darts().end(); it!=itend; ++it ) - { - lcc.unmark(it, markvertex); - lcc.unmark(it, markedge); - lcc.unmark(it, markface); - } - - lcc.free_mark(markvertex); - lcc.free_mark(markedge); - lcc.free_mark(markface); -} - -void Viewer::attrib_buffers(CGAL::QGLViewer* viewer) -{ - QMatrix4x4 mvpMatrix; - QMatrix4x4 mvMatrix; - double mat[16]; - viewer->camera()->getModelViewProjectionMatrix(mat); - for(int i=0; i < 16; i++) - { - mvpMatrix.data()[i] = (float)mat[i]; - } - viewer->camera()->getModelViewMatrix(mat); - for(int i=0; i < 16; i++) - { - mvMatrix.data()[i] = (float)mat[i]; - } - // define material - QVector4D diffuse( 0.9f, - 0.9f, - 0.9f, - 0.9f ); - - QVector4D specular( 0.0f, - 0.0f, - 0.0f, - 1.0f ); - - - QVector4D position((bb.xmax()-bb.xmin())/2, (bb.ymax()-bb.ymin())/2,bb.zmax(), 0.0 ); - GLfloat shininess = 1.0f; - - rendering_program.bind(); - mvpLocation[0] = rendering_program.uniformLocation("mvp_matrix"); - mvLocation = rendering_program.uniformLocation("mv_matrix"); - lightLocation[0] = rendering_program.uniformLocation("light_pos"); - lightLocation[1] = rendering_program.uniformLocation("light_diff"); - lightLocation[2] = rendering_program.uniformLocation("light_spec"); - lightLocation[3] = rendering_program.uniformLocation("light_amb"); - lightLocation[4] = rendering_program.uniformLocation("spec_power"); - - rendering_program.setUniformValue(lightLocation[0], position); - rendering_program.setUniformValue(lightLocation[1], diffuse); - rendering_program.setUniformValue(lightLocation[2], specular); - rendering_program.setUniformValue(lightLocation[3], ambient); - rendering_program.setUniformValue(lightLocation[4], shininess); - rendering_program.setUniformValue(mvpLocation[0], mvpMatrix); - rendering_program.setUniformValue(mvLocation, mvMatrix); - - rendering_program.release(); - rendering_program_p_l.bind(); - mvpLocation[1] = rendering_program_p_l.uniformLocation("mvp_matrix"); - colorLocation = rendering_program_p_l.uniformLocation("color"); - rendering_program.setUniformValue(mvpLocation[1], mvpMatrix); - rendering_program_p_l.release(); -} +{} void Viewer::sceneChanged() { - compute_elements(); + Base::compute_elements(); this->camera()->setSceneBoundingBox(CGAL::qglviewer::Vec(bb.xmin(), bb.ymin(), bb.zmin()), CGAL::qglviewer::Vec(bb.xmax(), bb.ymax(), bb.zmax())); - are_buffers_initialized = false; - if (m_previous_scene_empty) this->showEntireScene(); else @@ -674,97 +61,6 @@ void Viewer::sceneChanged() m_previous_scene_empty = scene->lcc->is_empty(); // for the next call to sceneChanged } -void Viewer::draw() -{ - if(scene) - { - glEnable(GL_DEPTH_TEST); - if(!are_buffers_initialized) - initialize_buffers(); - - QColor color; - if ( !wireframe ) - { - if(flatShading) - { - vao[0].bind(); - attrib_buffers(this); - rendering_program.bind(); - glDrawArrays(GL_TRIANGLES, 0, static_cast(pos_facets.size()/3)); - rendering_program.release(); - vao[0].release(); - } - else - { - vao[1].bind(); - attrib_buffers(this); - rendering_program.bind(); - glDrawArrays(GL_TRIANGLES, 0, static_cast(pos_facets.size()/3)); - rendering_program.release(); - vao[1].release(); - } - } - if(edges) - { - vao[2].bind(); - attrib_buffers(this); - color.setRgbF(0.2f, 0.2f, 0.7f); - rendering_program_p_l.bind(); - rendering_program_p_l.setAttributeValue(colorLocation,color); - glLineWidth(size_edges); - glDrawArrays(GL_LINES, 0, static_cast(pos_lines.size()/3)); - rendering_program_p_l.release(); - vao[2].release(); - } - if(vertices) - { - vao[3].bind(); - attrib_buffers(this); - color.setRgbF(.2f,.2f,.6f); - rendering_program_p_l.bind(); - rendering_program_p_l.setAttributeValue(colorLocation,color); - rendering_program_p_l.setUniformValue("point_size", GLfloat(size_points)); - glDrawArrays(GL_POINTS, 0, static_cast(pos_points.size()/3)); - rendering_program_p_l.release(); - vao[3].release(); - } - } -} -void Viewer::init() -{ - // Restore previous viewer state. - restoreStateFromFile(); - initializeOpenGLFunctions(); - // Define 'Control+Q' as the new exit shortcut (default was 'Escape') - setShortcut(CGAL::qglviewer::EXIT_VIEWER, Qt::CTRL+Qt::Key_Q); - - // Add custom key description (see keyPressEvent). - setKeyDescription(Qt::Key_W, "Toggles wire frame display"); - setKeyDescription(Qt::Key_F, "Toggles flat shading display"); - setKeyDescription(Qt::Key_E, "Toggles edges display"); - setKeyDescription(Qt::Key_V, "Toggles vertices display"); - setKeyDescription(Qt::Key_N, "Inverse direction of normals"); - setKeyDescription(Qt::Key_Plus, "Increase size of edges"); - setKeyDescription(Qt::Key_Minus, "Decrease size of edges"); - setKeyDescription(Qt::Key_Plus+Qt::ShiftModifier, "Increase size of vertices"); - setKeyDescription(Qt::Key_Minus+Qt::ShiftModifier, "Decrease size of vertices"); - setKeyDescription(Qt::Key_PageDown, "Increase light (all colors, use shift/alt/ctrl for one rgb component)"); - setKeyDescription(Qt::Key_PageUp, "Decrease light (all colors, use shift/alt/ctrl for one rgb component)"); - - // Light default parameters - glLineWidth(size_edges); - glEnable(GL_POLYGON_OFFSET_FILL); - glPolygonOffset(1.0f,1.0f); - glClearColor(1.0f,1.0f,1.0f,0.0f); - - glDisable(GL_BLEND); - glDisable(GL_LINE_SMOOTH); - glDisable(GL_POLYGON_SMOOTH_HINT); - glBlendFunc(GL_ONE, GL_ZERO); - glHint(GL_LINE_SMOOTH_HINT, GL_FASTEST); - compile_shaders(); -} - void Viewer::keyPressEvent(QKeyEvent *e) { const Qt::KeyboardModifiers modifiers = e->modifiers(); diff --git a/Linear_cell_complex/demo/Linear_cell_complex/Viewer.h b/Linear_cell_complex/demo/Linear_cell_complex/Viewer.h index 894ec46eaa3..f52f21d20d8 100644 --- a/Linear_cell_complex/demo/Linear_cell_complex/Viewer.h +++ b/Linear_cell_complex/demo/Linear_cell_complex/Viewer.h @@ -24,37 +24,43 @@ #include "typedefs.h" +#include #include #include -#include -#include -#include -#include -#include -#include -#define NB_VBO_BUFFERS 8 -#define NB_VAO_BUFFERS 4 -class Viewer : public CGAL::QGLViewer +// #include +// #include +// #include +// #include +// #include +// #include + +// #define NB_VBO_BUFFERS 8 +// #define NB_VAO_BUFFERS 4 + +class Viewer : public CGAL::SimpleLCCViewerQt // CGAL::QGLViewer { Q_OBJECT + typedef CGAL::SimpleLCCViewerQt Base; typedef LCC::Dart_handle Dart_handle; typedef LCC::Dart_const_handle Dart_const_handle; public: Viewer(QWidget* parent); - ~Viewer(); void setScene(Scene* scene_) - { scene = scene_; } + { + scene = scene_; + set_lcc(scene->lcc); + } public: - void draw(); + // void draw(); - virtual void init(); + // virtual void init(); void keyPressEvent(QKeyEvent *e); @@ -65,14 +71,14 @@ public Q_SLOTS: void sceneChanged(); private: - void initialize_buffers(); - void attrib_buffers(CGAL::QGLViewer*); - void compile_shaders(); + // void initialize_buffers(); + // void attrib_buffers(CGAL::QGLViewer*); + // void compile_shaders(); - void compute_elements(); + /* void compute_elements(); void compute_face(Dart_handle dh, LCC::size_type markface); void compute_edge(Dart_handle dh, LCC::size_type markedge); - void compute_vertex(Dart_handle dh, LCC::size_type markvertex, bool& empty); + void compute_vertex(Dart_handle dh, LCC::size_type markvertex, bool& empty); */ private: Scene* scene; @@ -92,25 +98,25 @@ private: bool are_buffers_initialized; //Shaders elements - int vertexLocation[3]; - int normalsLocation; - int mvpLocation[2]; - int mvLocation; - int colorLocation; - int colorsLocation; - int lightLocation[5]; + // int vertexLocation[3]; + // int normalsLocation; + // int mvpLocation[2]; + // int mvLocation; + // int colorLocation; + // int colorsLocation; + // int lightLocation[5]; - std::vector pos_points; - std::vector pos_lines; - std::vector pos_facets; - std::vector smooth_normals; - std::vector flat_normals; - std::vector colors; + // std::vector pos_points; + // std::vector pos_lines; + // std::vector pos_facets; + // std::vector smooth_normals; + // std::vector flat_normals; + // std::vector colors; - QGLBuffer buffers[NB_VBO_BUFFERS]; - QOpenGLVertexArrayObject vao[NB_VAO_BUFFERS]; - QOpenGLShaderProgram rendering_program; - QOpenGLShaderProgram rendering_program_p_l; + // QGLBuffer buffers[NB_VBO_BUFFERS]; + // QOpenGLVertexArrayObject vao[NB_VAO_BUFFERS]; + // QOpenGLShaderProgram rendering_program; + // QOpenGLShaderProgram rendering_program_p_l; CGAL::Bbox_3 bb; }; diff --git a/Linear_cell_complex/include/CGAL/draw_linear_cell_complex.h b/Linear_cell_complex/include/CGAL/draw_linear_cell_complex.h index 70249fd05f6..1139d22dca5 100644 --- a/Linear_cell_complex/include/CGAL/draw_linear_cell_complex.h +++ b/Linear_cell_complex/include/CGAL/draw_linear_cell_complex.h @@ -89,7 +89,7 @@ public: /// @param anofaces if true, do not draw faces (faces are not computed; this can be /// usefull for very big object where this time could be long) SimpleLCCViewerQt(QWidget* parent, - const LCC& alcc, + const LCC* alcc=NULL, const char* title="Basic LCC Viewer", bool anofaces=false, const ColorFunctor& fcolor=ColorFunctor()) : @@ -103,6 +103,12 @@ public: } protected: + void set_lcc(const LCC* alcc) + { + lcc=alcc; + compute_elements(); + } + void compute_face(Dart_const_handle dh) { // We fill only closed faces. @@ -110,21 +116,21 @@ protected: Dart_const_handle min=dh; do { - if (!lcc.is_next_exist(cur)) return; // open face=>not filled + if (!lcc->is_next_exist(cur)) return; // open face=>not filled if (curnext(cur); } while(cur!=dh); - CGAL::Color c=m_fcolor.run(lcc, dh); + CGAL::Color c=m_fcolor.run(*lcc, dh); face_begin(c); cur=dh; do { - add_point_in_face(lcc.point(cur), LCC_geom_utils:: - get_vertex_normal(lcc, cur)); - cur=lcc.next(cur); + add_point_in_face(lcc->point(cur), LCC_geom_utils:: + get_vertex_normal(*lcc, cur)); + cur=lcc->next(cur); } while(cur!=dh); @@ -133,48 +139,49 @@ protected: void compute_edge(Dart_const_handle dh) { - Point p1 = lcc.point(dh); - Dart_const_handle d2 = lcc.other_extremity(dh); + Point p1 = lcc->point(dh); + Dart_const_handle d2 = lcc->other_extremity(dh); if (d2!=NULL) - { add_segment(p1, lcc.point(d2)); } + { add_segment(p1, lcc->point(d2)); } } void compute_vertex(Dart_const_handle dh) - { add_point(lcc.point(dh)); } + { add_point(lcc->point(dh)); } void compute_elements() { clear(); + if (lcc==NULL) return; + + typename LCC::size_type markfaces = lcc->get_new_mark(); + typename LCC::size_type markedges = lcc->get_new_mark(); + typename LCC::size_type markvertices = lcc->get_new_mark(); - typename LCC::size_type markfaces = lcc.get_new_mark(); - typename LCC::size_type markedges = lcc.get_new_mark(); - typename LCC::size_type markvertices = lcc.get_new_mark(); - - for (typename LCC::Dart_range::const_iterator it=lcc.darts().begin(), - itend=lcc.darts().end(); it!=itend; ++it ) + for (typename LCC::Dart_range::const_iterator it=lcc->darts().begin(), + itend=lcc->darts().end(); it!=itend; ++it ) { - if ( !m_nofaces && !lcc.is_marked(it, markfaces) ) + if ( !m_nofaces && !lcc->is_marked(it, markfaces) ) { compute_face(it); - CGAL::mark_cell(lcc, it, markfaces); + CGAL::mark_cell(*lcc, it, markfaces); } - if ( !lcc.is_marked(it, markedges) ) + if ( !lcc->is_marked(it, markedges) ) { compute_edge(it); - CGAL::mark_cell(lcc, it, markedges); + CGAL::mark_cell(*lcc, it, markedges); } - if ( !lcc.is_marked(it, markvertices) ) + if ( !lcc->is_marked(it, markvertices) ) { compute_vertex(it); - CGAL::mark_cell(lcc, it, markvertices); + CGAL::mark_cell(*lcc, it, markvertices); } } - lcc.free_mark(markfaces); - lcc.free_mark(markedges); - lcc.free_mark(markvertices); + lcc->free_mark(markfaces); + lcc->free_mark(markedges); + lcc->free_mark(markvertices); } virtual void keyPressEvent(QKeyEvent *e) @@ -194,7 +201,7 @@ protected: } protected: - const LCC& lcc; + const LCC* lcc; bool m_nofaces; const ColorFunctor& m_fcolor; }; @@ -217,7 +224,7 @@ void draw(const LCC& alcc, const char* argv[2]={"lccviewer","\0"}; QApplication app(argc,const_cast(argv)); SimpleLCCViewerQt mainwindow(app.activeWindow(), - alcc, + &alcc, title, nofill, fcolor);