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//
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// MeshEditor.cpp
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// GEL
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//
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// Created by J. Andreas Bærentzen on 09/10/13.
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//
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//
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#include <GL/glew.h>
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#include <functional>
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#include "MeshEditor.h"
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#include <string>
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#include <iostream>
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#include <vector>
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#include <algorithm>
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#include <queue>
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#include <GLGraphics/Console.h>
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#include <CGLA/eigensolution.h>
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#include <CGLA/Vec2d.h>
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#include <CGLA/Vec3d.h>
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#include <CGLA/Mat3x3d.h>
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#include <CGLA/Mat2x2d.h>
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#include <CGLA/Mat2x3d.h>
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#include <CGLA/Mat4x4d.h>
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#include <LinAlg/Matrix.h>
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#include <LinAlg/Vector.h>
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#include <LinAlg/LapackFunc.h>
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#include <HMesh/Manifold.h>
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#include <HMesh/AttributeVector.h>
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#include <HMesh/mesh_optimization.h>
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#include <HMesh/curvature.h>
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#include <HMesh/triangulate.h>
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#include <HMesh/flatten.h>
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#include <HMesh/dual.h>
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#include <HMesh/load.h>
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#include <HMesh/quadric_simplify.h>
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#include <HMesh/smooth.h>
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#include <HMesh/x3d_save.h>
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#include <HMesh/obj_save.h>
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#include <HMesh/off_save.h>
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#include <HMesh/mesh_optimization.h>
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#include <HMesh/triangulate.h>
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#include <HMesh/cleanup.h>
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#include <HMesh/cleanup.h>
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#include <HMesh/refine_edges.h>
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#include <HMesh/subdivision.h>
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#include <HMesh/harmonics.h>
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#include <Util/Timer.h>
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#include "VisObj.h"
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using namespace std;
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using namespace CGLA;
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using namespace HMesh;
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using namespace Util;
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namespace GLGraphics {
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namespace {
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bool wantshelp(const std::vector<std::string> & args)
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{
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if(args.size() == 0)
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return false;
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string str = args[0];
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if(str=="help" || str=="HELP" || str=="Help" || str=="?")
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return true;
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return false;
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}
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bool wantshelp(MeshEditor* me, const std::vector<std::string> & args)
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{
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if(args.size() == 0)
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return false;
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string str = args[0];
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if(str=="help" || str=="HELP" || str=="Help" || str=="?")
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return true;
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return false;
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}
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/// Function that aligns two meshes.
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void console_align(MeshEditor* me, const std::vector<std::string> & args)
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{
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if(wantshelp(args)) {
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me->printf("usage: align <dest> <src>");
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me->printf("This function aligns dest mesh with src");
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me->printf("In practice the GLViewController of src is copied to dst.");
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me->printf("both arguments are mandatory and must be numbers between 1 and 9.");
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me->printf("Note that results might be unexpexted if the meshes are not on the same scale");
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}
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int dest = 0;
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if(args.size()>0){
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istringstream a0(args[0]);
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a0 >> dest;
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--dest;
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if(dest <0 || dest>8)
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{
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me->printf("dest mesh out of range (1-9)");
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return;
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}
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}
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else
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{
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me->printf("neither source nor destination mesh?!");
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return;
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}
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int src = 0;
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if(args.size()>1){
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istringstream a1(args[1]);
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a1 >> src;
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--src;
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if(src <0 || src>8)
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{
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me->printf("src mesh out of range (1-9)");
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return;
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}
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}
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else
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{
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me->printf("no src mesh?");
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return;
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}
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me->align(src,dest);
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}
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// void console_polarize(MeshEditor* me, const std::vector<std::string> & args)
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// {
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// if(wantshelp(args)) {
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// me->printf("usage: polarize");
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// return;
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// }
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// int divisions = 50;
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//
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// if(args.size() > 0){
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// istringstream a0(args[0]);
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// a0 >> divisions;
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// }
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//
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// double t=1;
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//
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// if(args.size() > 1){
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// istringstream a0(args[1]);
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// a0 >> t;
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// }
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//
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// me->save_active_mesh();
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//
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// double vmin, vmax;
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// VertexAttributeVector<double> fun;
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// VertexAttributeVector<Vec2d> par;
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// make_adf_fun(me->active_mesh(), t, fun, vmin, vmax);
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// // polarize_mesh_new(me->active_mesh(), fun, vmin, vmax, divisions, par);
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// polarize_mesh(me->active_mesh(), fun, vmin, vmax, divisions, par);
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// }
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// void console_simplify_polar(MeshEditor* me, const std::vector<std::string> & args)
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// {
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// if(wantshelp(args)) {
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// me->printf("usage: simplify.polar <frac>");
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// return;
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// }
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// double frac = 0.9;
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// if(args.size() > 0){
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// istringstream a0(args[0]);
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// a0 >> frac;
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// }
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//
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// int iter=1;
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// if(args.size() > 1){
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// istringstream a0(args[1]);
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// a0 >> iter;
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// }
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//
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//
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// me->save_active_mesh();
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//
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// simplify_polar_mesh(me->active_mesh(), frac, iter);
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// }
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// void console_polar_segment(MeshEditor* me, const std::vector<std::string> & args)
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// {
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// if(wantshelp(args)) {
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// me->printf("usage: polar.segment");
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// return;
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// }
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// int segments = 1;
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// if(args.size() > 0){
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// istringstream a0(args[0]);
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// a0 >> segments;
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// }
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// polar_segment(me->active_mesh(), segments);
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// }
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// void console_polar_skeleton(MeshEditor* me, const std::vector<std::string> & args)
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// {
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// if(wantshelp(args)) {
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// me->printf("usage: polar.skeleton <frac>");
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// return;
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// }
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// double frac = 0.9;
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// if(args.size() > 0){
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// istringstream a0(args[0]);
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// a0 >> frac;
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// }
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// me->save_active_mesh();
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// skeleton_retract(me->active_mesh(), frac);
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// }
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// void console_polar_subdivide(MeshEditor* me, const std::vector<std::string> & args)
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// {
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// if(wantshelp(args)) {
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// me->printf("usage: polar.subdivide <iter>");
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// return;
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// }
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// int iter=1;
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// if(args.size() > 0){
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// istringstream a0(args[0]);
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// a0 >> iter;
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// }
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// me->save_active_mesh();
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// polar_subdivide (me->active_mesh(), iter);
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// }
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void console_ridge_lines(MeshEditor* me, const std::vector<std::string> & args)
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{
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if(wantshelp(args)) {
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me->printf("usage: ridge_lines");
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return;
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}
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me->save_active_mesh();
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Manifold& mani = me->active_mesh();
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VertexAttributeVector<Mat3x3d> curvature_tensors(mani.allocated_vertices());
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VertexAttributeVector<Vec3d> min_curv_direction(mani.allocated_vertices());
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VertexAttributeVector<Vec3d> max_curv_direction(mani.allocated_vertices());
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VertexAttributeVector<Vec2d> curvature(mani.allocated_vertices());
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// curvature_tensors_from_edges(mani, curvature_tensors);
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// for(int i=0;i<3; ++i)
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// smooth_curvature_tensors(mani,curvature_tensors);
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// curvature_from_tensors(mani, curvature_tensors,
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// min_curv_direction,
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// max_curv_direction,
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// curvature);
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// void console_refit_polar(MeshEditor* me, const std::vector<std::string> & args)
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// {
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// if(wantshelp(args)) {
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// me->printf("usage: simplify.polar <mesh 1> <mesh 2> <iter>");
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// return;
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// }
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// int m1=1;
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// int m2=2;
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// int iter=1;
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// int dim = 64;
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// if(args.size() > 0){
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// istringstream a0(args[0]);
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// a0 >> m1;
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// }
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// if(args.size() > 1){
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// istringstream a0(args[1]);
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// a0 >> m2;
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// }
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// if(args.size() > 2){
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// istringstream a0(args[2]);
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// a0 >> iter;
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// }
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//
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// if(args.size() > 3){
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// istringstream a0(args[3]);
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// a0 >> dim;
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// }
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//
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//
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//
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// me->save_active_mesh();
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//
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// smooth_and_refit(get_vis_obj(m1-1).mesh() , get_vis_obj(m2-1).mesh(), iter, dim);
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// }
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//
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curvature_paraboloids(mani,
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min_curv_direction,
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max_curv_direction,
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curvature);
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for(auto vid : mani.vertices())
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{
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Vec3d max_curv_dir = normalize(max_curv_direction[vid]);
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Vec3d min_curv_dir = normalize(min_curv_direction[vid]);
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double vid_min_pc = curvature[vid][0];
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double vid_max_pc = curvature[vid][1];
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bool ridge = true;
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bool ravine = true;
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Walker w = mani.walker(vid);
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Vec3d r(0);
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for(; !w.full_circle();w = w.circulate_vertex_ccw())
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{
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Vec3d e = (mani.pos(w.vertex()) - mani.pos(vid));
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if(abs(dot(min_curv_dir,e)) > abs(dot(max_curv_dir,e)))
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{
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if(curvature[w.vertex()][0]<vid_min_pc+20)
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ravine = false;
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}
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else
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{
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if(curvature[w.vertex()][1]>vid_max_pc-20)
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ridge = false;
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}
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}
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DebugRenderer::vertex_colors[vid] = Vec3f(ridge,ravine,0.0);
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}
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for(auto fid : mani.faces())
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DebugRenderer::face_colors[fid] = Vec3f(.3,.3,.6);
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for(auto hid : mani.halfedges()) {
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Walker w = mani.walker(hid);
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Vec3f c0 = DebugRenderer::vertex_colors[w.opp().vertex()];
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Vec3f c1 = DebugRenderer::vertex_colors[w.vertex()];
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DebugRenderer::edge_colors[hid] = (c0==c1) ? c0 : Vec3f(0.1,0.1,0.3);
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}
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}
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void transform_mesh(Manifold& mani, const Mat4x4d& m)
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{
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for(VertexIDIterator vid = mani.vertices_begin(); vid != mani.vertices_end(); ++vid)
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mani.pos(*vid) = m.mul_3D_point(mani.pos(*vid));
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}
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void console_scale(MeshEditor* me, const std::vector<std::string> & args)
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{
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if(wantshelp(args)) {
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me->printf("usage: scale sx sy sz");
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return;
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}
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Vec3d s;
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if(args.size() > 0){
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istringstream a0(args[0]);
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a0 >> s[0];
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}
|
|
|
369 |
if(args.size() > 1){
|
|
|
370 |
istringstream a0(args[0]);
|
|
|
371 |
a0 >> s[1];
|
|
|
372 |
}
|
|
|
373 |
if(args.size() > 2){
|
|
|
374 |
istringstream a0(args[0]);
|
|
|
375 |
a0 >> s[2];
|
|
|
376 |
}
|
|
|
377 |
|
|
|
378 |
me->save_active_mesh();
|
|
|
379 |
transform_mesh(me->active_mesh(),scaling_Mat4x4d(s));
|
|
|
380 |
me->refit();
|
|
|
381 |
}
|
|
|
382 |
|
|
|
383 |
|
|
|
384 |
void console_flatten(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
385 |
{
|
|
|
386 |
if(wantshelp(args)) {
|
|
|
387 |
me->printf("usage: flatten <floater|harmonic|barycentric>");
|
|
|
388 |
me->printf("This function flattens a meshs with a simple boundary. It is mostly for showing mesh");
|
|
|
389 |
me->printf("parametrization methods. The current mesh MUST have a SINGLE boundary loop");
|
|
|
390 |
me->printf("This loop is mapped to the unit circle in a regular fashion (equal angle intervals).");
|
|
|
391 |
me->printf("All non boundary vertices are placed at the origin. Then the system is relaxed iteratively");
|
|
|
392 |
me->printf("using the weight scheme given as argument.");
|
|
|
393 |
return;
|
|
|
394 |
}
|
|
|
395 |
|
|
|
396 |
me->save_active_mesh();
|
|
|
397 |
|
|
|
398 |
WeightScheme ws = BARYCENTRIC_W;
|
|
|
399 |
if(args.size()>0){
|
|
|
400 |
if(args[0] == "floater")
|
|
|
401 |
ws = FLOATER_W;
|
|
|
402 |
else if(args[0] == "harmonic")
|
|
|
403 |
ws = HARMONIC_W;
|
|
|
404 |
else if(args[0] == "lscm")
|
|
|
405 |
ws = LSCM_W;
|
|
|
406 |
}
|
|
|
407 |
else
|
|
|
408 |
return;
|
|
|
409 |
|
|
|
410 |
flatten(me->active_mesh(), ws);
|
|
|
411 |
|
|
|
412 |
return;
|
|
|
413 |
}
|
|
|
414 |
|
|
|
415 |
void console_save(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
416 |
{
|
|
|
417 |
if(wantshelp(args)) {
|
|
|
418 |
me->printf("usage: save <name->x3d|name->obj> ");
|
|
|
419 |
|
|
|
420 |
return;
|
|
|
421 |
}
|
|
|
422 |
const string& file_name = args[0];
|
|
|
423 |
if(args.size() == 1){
|
|
|
424 |
if(file_name.substr(file_name.length()-4,file_name.length())==".obj"){
|
|
|
425 |
obj_save(file_name, me->active_mesh());
|
|
|
426 |
|
|
|
427 |
return;
|
|
|
428 |
}
|
|
|
429 |
else if(file_name.substr(file_name.length()-4,file_name.length())==".off"){
|
|
|
430 |
off_save(file_name, me->active_mesh());
|
|
|
431 |
|
|
|
432 |
return;
|
|
|
433 |
}
|
|
|
434 |
else if(file_name.substr(file_name.length()-4,file_name.length())==".x3d"){
|
|
|
435 |
x3d_save(file_name, me->active_mesh());
|
|
|
436 |
|
|
|
437 |
return;
|
|
|
438 |
}
|
|
|
439 |
me->printf("unknown format");
|
|
|
440 |
return;
|
|
|
441 |
}
|
|
|
442 |
me->printf("usage: save <name->x3d|name->obj> ");
|
|
|
443 |
}
|
|
|
444 |
|
|
|
445 |
|
|
|
446 |
void console_refine_edges(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
447 |
{
|
|
|
448 |
if(wantshelp(args)) {
|
|
|
449 |
me->printf("usage: refine.split_edges <length>");
|
|
|
450 |
me->printf("splits edges longer than <length>; default is 0.5 times average length");
|
|
|
451 |
return;
|
|
|
452 |
}
|
|
|
453 |
|
|
|
454 |
me->save_active_mesh();
|
|
|
455 |
|
|
|
456 |
float thresh = 0.5f;
|
|
|
457 |
|
|
|
458 |
if(args.size() > 0){
|
|
|
459 |
istringstream a0(args[0]);
|
|
|
460 |
a0 >> thresh;
|
|
|
461 |
}
|
|
|
462 |
|
|
|
463 |
float avg_length = average_edge_length(me->active_mesh());
|
|
|
464 |
|
|
|
465 |
refine_edges(me->active_mesh(), thresh * avg_length);
|
|
|
466 |
|
|
|
467 |
return;
|
|
|
468 |
|
|
|
469 |
}
|
|
|
470 |
|
|
|
471 |
void console_refine_faces(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
472 |
{
|
|
|
473 |
if(wantshelp(args)) {
|
|
|
474 |
me->printf("usage: refine.split_faces ");
|
|
|
475 |
me->printf("usage: Takes no arguments. Inserts a vertex at the centre of each face.");
|
|
|
476 |
|
|
|
477 |
return;
|
|
|
478 |
}
|
|
|
479 |
me->save_active_mesh();
|
|
|
480 |
|
|
|
481 |
triangulate_by_vertex_face_split(me->active_mesh());
|
|
|
482 |
|
|
|
483 |
return;
|
|
|
484 |
|
|
|
485 |
}
|
|
|
486 |
|
|
|
487 |
void console_cc_subdivide(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
488 |
{
|
|
|
489 |
if(wantshelp(args)) {
|
|
|
490 |
me->printf("usage: subdivide.catmull_clark ");
|
|
|
491 |
me->printf("Does one step of Catmull-Clark subdivision");
|
|
|
492 |
|
|
|
493 |
return;
|
|
|
494 |
}
|
|
|
495 |
me->save_active_mesh();
|
|
|
496 |
|
|
|
497 |
cc_split(me->active_mesh(),me->active_mesh());
|
|
|
498 |
cc_smooth(me->active_mesh());
|
|
|
499 |
|
|
|
500 |
return;
|
|
|
501 |
}
|
|
|
502 |
|
|
|
503 |
void console_loop_subdivide(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
504 |
{
|
|
|
505 |
if(wantshelp(args)) {
|
|
|
506 |
me->printf("usage: subdivide.loop");
|
|
|
507 |
me->printf("Does one step of Loop subdivision");
|
|
|
508 |
|
|
|
509 |
return;
|
|
|
510 |
}
|
|
|
511 |
me->save_active_mesh();
|
|
|
512 |
|
|
|
513 |
loop_split(me->active_mesh(),me->active_mesh());
|
|
|
514 |
loop_smooth(me->active_mesh());
|
|
|
515 |
|
|
|
516 |
return;
|
|
|
517 |
}
|
|
|
518 |
|
|
|
519 |
void console_root3_subdivide(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
520 |
{
|
|
|
521 |
if(wantshelp(args)) {
|
|
|
522 |
me->printf("usage: subdivide.root3");
|
|
|
523 |
me->printf("Does one step of sqrt(3) subdivision");
|
|
|
524 |
|
|
|
525 |
return;
|
|
|
526 |
}
|
|
|
527 |
me->save_active_mesh();
|
|
|
528 |
|
|
|
529 |
root3_subdivide(me->active_mesh(),me->active_mesh());
|
|
|
530 |
|
|
|
531 |
return;
|
|
|
532 |
}
|
|
|
533 |
|
|
|
534 |
|
|
|
535 |
void console_doosabin_subdivide(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
536 |
{
|
|
|
537 |
if(wantshelp(args)) {
|
|
|
538 |
me->printf("usage: subdivide.doo_sabin ");
|
|
|
539 |
me->printf("Does one step of Doo-Sabin Subdivision");
|
|
|
540 |
|
|
|
541 |
return;
|
|
|
542 |
}
|
|
|
543 |
me->save_active_mesh();
|
|
|
544 |
|
|
|
545 |
cc_split(me->active_mesh(),me->active_mesh());
|
|
|
546 |
dual(me->active_mesh());
|
|
|
547 |
|
|
|
548 |
return;
|
|
|
549 |
}
|
|
|
550 |
|
|
|
551 |
void console_butterfly_subdivide(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
552 |
{
|
|
|
553 |
if(wantshelp(args)) {
|
|
|
554 |
me->printf("usage: subdivide.butterfly ");
|
|
|
555 |
me->printf("Does one step of Modified Butterfly Subdivision");
|
|
|
556 |
|
|
|
557 |
return;
|
|
|
558 |
}
|
|
|
559 |
me->save_active_mesh();
|
|
|
560 |
|
|
|
561 |
butterfly_subdivide(me->active_mesh(),me->active_mesh());
|
|
|
562 |
|
|
|
563 |
return;
|
|
|
564 |
}
|
|
|
565 |
|
|
|
566 |
void console_dual(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
567 |
{
|
|
|
568 |
if(wantshelp(args))
|
|
|
569 |
{
|
|
|
570 |
me->printf("usage: dual ");
|
|
|
571 |
me->printf("Produces the dual by converting each face to a vertex placed at the barycenter.");
|
|
|
572 |
return;
|
|
|
573 |
}
|
|
|
574 |
me->save_active_mesh();
|
|
|
575 |
|
|
|
576 |
dual(me->active_mesh());
|
|
|
577 |
|
|
|
578 |
return;
|
|
|
579 |
}
|
|
|
580 |
|
|
|
581 |
|
|
|
582 |
void console_minimize_curvature(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
583 |
{
|
|
|
584 |
if(wantshelp(args))
|
|
|
585 |
{
|
|
|
586 |
me->printf("usage: optimize.minimize_curvature <anneal>");
|
|
|
587 |
me->printf("Flip edges to minimize mean curvature.");
|
|
|
588 |
me->printf("If anneal is true, simulated annealing (slow) is used rather than a greedy scheme");
|
|
|
589 |
return;
|
|
|
590 |
}
|
|
|
591 |
me->save_active_mesh();
|
|
|
592 |
|
|
|
593 |
bool anneal=false;
|
|
|
594 |
if(args.size() > 0)
|
|
|
595 |
{
|
|
|
596 |
istringstream a0(args[0]);
|
|
|
597 |
a0 >> anneal;
|
|
|
598 |
}
|
|
|
599 |
|
|
|
600 |
minimize_curvature(me->active_mesh(), anneal);
|
|
|
601 |
me->post_create_display_list();
|
|
|
602 |
return;
|
|
|
603 |
}
|
|
|
604 |
|
|
|
605 |
void console_minimize_dihedral(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
606 |
{
|
|
|
607 |
if(wantshelp(args))
|
|
|
608 |
{
|
|
|
609 |
me->printf("usage: optimize.minimize_dihedral <iter> <anneal> <use_alpha> <gamma> ");
|
|
|
610 |
me->printf("Flip edges to minimize dihedral angles.");
|
|
|
611 |
me->printf("Iter is the max number of iterations. anneal tells us whether to use ");
|
|
|
612 |
me->printf("simulated annealing and not greedy optimization. use_alpha (default=true) ");
|
|
|
613 |
me->printf("means to use angle and not cosine of anglegamma (default=4) is the power ");
|
|
|
614 |
me->printf("to which we raise the dihedral angle");
|
|
|
615 |
return;
|
|
|
616 |
}
|
|
|
617 |
me->save_active_mesh();
|
|
|
618 |
|
|
|
619 |
int iter = 1000;
|
|
|
620 |
if(args.size() > 0)
|
|
|
621 |
{
|
|
|
622 |
istringstream a0(args[0]);
|
|
|
623 |
a0 >> iter;
|
|
|
624 |
}
|
|
|
625 |
|
|
|
626 |
bool anneal = false;
|
|
|
627 |
if(args.size() > 1)
|
|
|
628 |
{
|
|
|
629 |
istringstream a0(args[1]);
|
|
|
630 |
a0 >> anneal;
|
|
|
631 |
}
|
|
|
632 |
|
|
|
633 |
bool use_alpha = true;
|
|
|
634 |
if(args.size() > 2)
|
|
|
635 |
{
|
|
|
636 |
istringstream a0(args[2]);
|
|
|
637 |
a0 >> use_alpha;
|
|
|
638 |
}
|
|
|
639 |
|
|
|
640 |
float gamma = 4.0f;
|
|
|
641 |
if(args.size() > 3)
|
|
|
642 |
{
|
|
|
643 |
istringstream a0(args[3]);
|
|
|
644 |
a0 >> gamma;
|
|
|
645 |
}
|
|
|
646 |
|
|
|
647 |
|
|
|
648 |
minimize_dihedral_angle(me->active_mesh(), iter, anneal, use_alpha, gamma);
|
|
|
649 |
return;
|
|
|
650 |
}
|
|
|
651 |
|
|
|
652 |
void console_maximize_min_angle(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
653 |
{
|
|
|
654 |
if(wantshelp(args))
|
|
|
655 |
{
|
|
|
656 |
me->printf("usage: optimize.maximize_min_angle <thresh> <anneal>");
|
|
|
657 |
me->printf("Flip edges to maximize min angle - to make mesh more Delaunay.");
|
|
|
658 |
me->printf("If the dot product of the normals between adjacent faces < thresh");
|
|
|
659 |
me->printf("no flip will be made. anneal selects simulated annealing rather ");
|
|
|
660 |
me->printf("nthan greedy optimization.");
|
|
|
661 |
return;
|
|
|
662 |
}
|
|
|
663 |
me->save_active_mesh();
|
|
|
664 |
|
|
|
665 |
float thresh = 0.0f;
|
|
|
666 |
if(args.size() > 0)
|
|
|
667 |
{
|
|
|
668 |
istringstream a0(args[0]);
|
|
|
669 |
a0 >> thresh;
|
|
|
670 |
}
|
|
|
671 |
bool anneal = false;
|
|
|
672 |
if(args.size() > 1)
|
|
|
673 |
{
|
|
|
674 |
istringstream a0(args[1]);
|
|
|
675 |
a0 >> anneal;
|
|
|
676 |
}
|
|
|
677 |
maximize_min_angle(me->active_mesh(),thresh,anneal);
|
|
|
678 |
return;
|
|
|
679 |
}
|
|
|
680 |
|
|
|
681 |
|
|
|
682 |
void console_optimize_valency(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
683 |
{
|
|
|
684 |
if(wantshelp(args))
|
|
|
685 |
{
|
|
|
686 |
me->printf("usage: optimize.valency <anneal> ");
|
|
|
687 |
me->printf("Optimizes valency for triangle meshes. Anneal selects simulated annealing rather than greedy optim.");
|
|
|
688 |
return;
|
|
|
689 |
}
|
|
|
690 |
me->save_active_mesh();
|
|
|
691 |
|
|
|
692 |
bool anneal = false;
|
|
|
693 |
if(args.size() > 0)
|
|
|
694 |
{
|
|
|
695 |
istringstream a0(args[0]);
|
|
|
696 |
a0 >> anneal;
|
|
|
697 |
}
|
|
|
698 |
optimize_valency(me->active_mesh(), anneal);
|
|
|
699 |
return;
|
|
|
700 |
}
|
|
|
701 |
|
|
|
702 |
void console_analyze(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
703 |
{
|
|
|
704 |
if(wantshelp(args))
|
|
|
705 |
{
|
|
|
706 |
me->printf("usage: harmonics.analyze");
|
|
|
707 |
me->printf("Creates the Laplace Beltrami operator for the mesh and finds all eigensolutions.");
|
|
|
708 |
me->printf("It also projects the vertices onto the eigenvectors - thus transforming the mesh");
|
|
|
709 |
me->printf("to this basis.");
|
|
|
710 |
me->printf("Note that this will stall the computer for a large mesh - as long as we use Lapack.");
|
|
|
711 |
return;
|
|
|
712 |
}
|
|
|
713 |
me->harmonics_analyze_mesh();
|
|
|
714 |
return;
|
|
|
715 |
}
|
|
|
716 |
|
|
|
717 |
|
|
|
718 |
// void console_partial_reconstruct(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
719 |
// {
|
|
|
720 |
// if(args.size() != 3)
|
|
|
721 |
// me->printf("usage: haramonics.partial_reconstruct <e0> <e1> <s>");
|
|
|
722 |
//
|
|
|
723 |
// if(wantshelp(args)) {
|
|
|
724 |
// me->printf("Reconstruct from projections onto eigenvectors. The two first arguments indicate");
|
|
|
725 |
// me->printf("the eigenvector interval that we reconstruct from. The last argument is the ");
|
|
|
726 |
// me->printf("scaling factor. Thus, for a vertex, v, the formula for computing the position, p, is:");
|
|
|
727 |
// me->printf("for (i=e0; i<=e1;++i) p += proj[i] * Q[i][v] * s;");
|
|
|
728 |
// me->printf("where proj[i] is the 3D vector containing the x, y, and z projections of the mesh onto");
|
|
|
729 |
// me->printf("eigenvector i. Q[i][v] is the v'th coordinate of the i'th eigenvector.");
|
|
|
730 |
// me->printf("Note that if vertex coordinates are not first reset, the result is probably unexpected.");
|
|
|
731 |
// }
|
|
|
732 |
// me->save_active_mesh();
|
|
|
733 |
//
|
|
|
734 |
// if(args.size() != 3)
|
|
|
735 |
// return;
|
|
|
736 |
//
|
|
|
737 |
// int E0,E1;
|
|
|
738 |
// float scale;
|
|
|
739 |
// istringstream a0(args[0]);
|
|
|
740 |
// a0 >> E0;
|
|
|
741 |
// istringstream a1(args[1]);
|
|
|
742 |
// a1 >> E1;
|
|
|
743 |
// istringstream a2(args[2]);
|
|
|
744 |
// a2 >> scale;
|
|
|
745 |
// me->harmonics_partial_reconstruct(E0,E1,scale);
|
|
|
746 |
// return;
|
|
|
747 |
// }
|
|
|
748 |
//
|
|
|
749 |
// void console_reset_shape(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
750 |
// {
|
|
|
751 |
// if(wantshelp(args))
|
|
|
752 |
// {
|
|
|
753 |
// me->printf("usage: harmonics.reset_shape ");
|
|
|
754 |
// me->printf("Simply sets all vertices to 0,0,0. Call this before doing partial_reconstruct");
|
|
|
755 |
// me->printf("unless you know what you are doing.");
|
|
|
756 |
// return;
|
|
|
757 |
// }
|
|
|
758 |
// me->save_active_mesh();
|
|
|
759 |
// me->harmonics_reset_shape();
|
|
|
760 |
// return;
|
|
|
761 |
// }
|
|
|
762 |
|
|
|
763 |
|
|
|
764 |
void console_close_holes(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
765 |
{
|
|
|
766 |
if(wantshelp(args))
|
|
|
767 |
{
|
|
|
768 |
me->printf("usage: cleanup.close_holes");
|
|
|
769 |
me->printf("This function closes holes. It simply follows the loop of halfvectors which");
|
|
|
770 |
me->printf("enclose the hole and add a face to which they all point.");
|
|
|
771 |
return;
|
|
|
772 |
}
|
|
|
773 |
me->save_active_mesh();
|
|
|
774 |
|
|
|
775 |
close_holes(me->active_mesh());
|
|
|
776 |
return;
|
|
|
777 |
}
|
|
|
778 |
|
|
|
779 |
void console_reload(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
780 |
{
|
|
|
781 |
if(wantshelp(args))
|
|
|
782 |
{
|
|
|
783 |
me->printf("usage: load <file>");
|
|
|
784 |
me->printf("(Re)loads the current file if no argument is given, but");
|
|
|
785 |
me->printf("if an argument is given, then that becomes the current file");
|
|
|
786 |
return;
|
|
|
787 |
}
|
|
|
788 |
me->save_active_mesh();
|
|
|
789 |
|
|
|
790 |
if(!me->reload_active_from_file(args.size() > 0 ? args[0]:""))
|
|
|
791 |
me->printf("failed to load");
|
|
|
792 |
|
|
|
793 |
return;
|
|
|
794 |
}
|
|
|
795 |
|
|
|
796 |
|
|
|
797 |
void console_add_mesh(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
798 |
{
|
|
|
799 |
if(wantshelp(args))
|
|
|
800 |
{
|
|
|
801 |
me->printf("usage: add_mesh <file>");
|
|
|
802 |
me->printf("Loads the file but without clearing the mesh. Thus, the loaded mesh is added to the");
|
|
|
803 |
me->printf("current model.");
|
|
|
804 |
return;
|
|
|
805 |
}
|
|
|
806 |
me->save_active_mesh();
|
|
|
807 |
|
|
|
808 |
if(!me->add_to_active_from_file(args.size() > 0 ? args[0]:""))
|
|
|
809 |
me->printf("failed to load");
|
|
|
810 |
|
|
|
811 |
return;
|
|
|
812 |
}
|
|
|
813 |
|
|
|
814 |
void console_valid(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
815 |
{
|
|
|
816 |
if(wantshelp(args))
|
|
|
817 |
{
|
|
|
818 |
me->printf("usage: validity");
|
|
|
819 |
me->printf("Tests validity of Manifold");
|
|
|
820 |
return;
|
|
|
821 |
}
|
|
|
822 |
if(valid(me->active_mesh()))
|
|
|
823 |
me->printf("Mesh is valid");
|
|
|
824 |
else
|
|
|
825 |
me->printf("Mesh is invalid - check console output");
|
|
|
826 |
return;
|
|
|
827 |
}
|
|
|
828 |
|
|
|
829 |
void console_Dijkstra(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
830 |
{
|
|
|
831 |
if(wantshelp(args))
|
|
|
832 |
{
|
|
|
833 |
me->printf("usage: Dijkstra");
|
|
|
834 |
return;
|
|
|
835 |
}
|
|
|
836 |
|
|
|
837 |
Manifold& m = me->active_mesh();
|
|
|
838 |
|
|
|
839 |
|
|
|
840 |
VertexAttributeVector<double> dist(m.allocated_vertices(), DBL_MAX);
|
|
|
841 |
VertexAttributeVector<int> visited(m.allocated_vertices(), 0);
|
|
|
842 |
VertexID v = *m.vertices_begin();
|
|
|
843 |
dist[v]=0;
|
|
|
844 |
priority_queue<pair<double,VertexID>> pq;
|
|
|
845 |
pq.push(make_pair(-dist[v], v));
|
|
|
846 |
double max_dist;
|
|
|
847 |
while(!pq.empty())
|
|
|
848 |
{
|
|
|
849 |
VertexID v = pq.top().second;
|
|
|
850 |
max_dist = dist[v];
|
|
|
851 |
pq.pop();
|
|
|
852 |
|
|
|
853 |
if(!visited[v]){
|
|
|
854 |
visited[v]=1;
|
|
|
855 |
|
|
|
856 |
for(Walker w = m.walker(v); !w.full_circle(); w = w.circulate_vertex_ccw())
|
|
|
857 |
if(!visited[w.vertex()])
|
|
|
858 |
{
|
|
|
859 |
double d = dist[v] + length(m, w.halfedge());
|
|
|
860 |
if(d<dist[w.vertex()]) {
|
|
|
861 |
dist[w.vertex()] = d;
|
|
|
862 |
pq.push(make_pair(-d, w.vertex()));
|
|
|
863 |
}
|
|
|
864 |
}
|
|
|
865 |
}
|
|
|
866 |
}
|
|
|
867 |
|
|
|
868 |
for(auto vid : m.vertices()) {
|
|
|
869 |
DebugRenderer::vertex_colors[vid] = Vec3f(1-dist[vid]/max_dist,0,0);
|
|
|
870 |
cout << dist[vid] << endl;
|
|
|
871 |
}
|
|
|
872 |
for(auto fid : m.faces())
|
|
|
873 |
DebugRenderer::face_colors[fid] = Vec3f(0.3);
|
|
|
874 |
|
|
|
875 |
for(auto hid : m.halfedges()) {
|
|
|
876 |
Walker w = m.walker(hid);
|
|
|
877 |
DebugRenderer::edge_colors[hid] = Vec3f(1.0-max(dist[w.vertex()],dist[w.opp().vertex()])/max_dist,0,0);
|
|
|
878 |
}
|
|
|
879 |
return;
|
|
|
880 |
}
|
|
|
881 |
|
|
|
882 |
void console_info(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
883 |
{
|
|
|
884 |
if(wantshelp(args))
|
|
|
885 |
{
|
|
|
886 |
me->printf("usage: info");
|
|
|
887 |
me->printf("Provides information about mesh.");
|
|
|
888 |
return;
|
|
|
889 |
}
|
|
|
890 |
Vec3d p0, p7;
|
|
|
891 |
bbox(me->active_mesh(), p0, p7);
|
|
|
892 |
stringstream bbox_corners;
|
|
|
893 |
bbox_corners << p0 << " - " << p7 << endl;
|
|
|
894 |
me->printf("Bounding box corners : %s", bbox_corners.str().c_str());
|
|
|
895 |
map<int,int> val_hist;
|
|
|
896 |
|
|
|
897 |
for(VertexIDIterator vi = me->active_mesh().vertices_begin(); vi != me->active_mesh().vertices_end(); ++vi)
|
|
|
898 |
{
|
|
|
899 |
int val = valency(me->active_mesh(), *vi);
|
|
|
900 |
if(val_hist.find(val) == val_hist.end())
|
|
|
901 |
val_hist[val] = 0;
|
|
|
902 |
++val_hist[val];
|
|
|
903 |
}
|
|
|
904 |
|
|
|
905 |
me->printf("Valency histogam");
|
|
|
906 |
for(map<int,int>::iterator iter = val_hist.begin(); iter != val_hist.end(); ++iter)
|
|
|
907 |
{
|
|
|
908 |
stringstream vhl;
|
|
|
909 |
vhl << iter->first << ", " << iter->second;
|
|
|
910 |
me->printf("%d, %d", iter->first, iter->second);
|
|
|
911 |
}
|
|
|
912 |
|
|
|
913 |
me->printf("Mesh contains %d faces", me->active_mesh().no_faces());
|
|
|
914 |
me->printf("Mesh contains %d halfedges", me->active_mesh().no_halfedges());
|
|
|
915 |
me->printf("Mesh contains %d vertices", me->active_mesh().no_vertices());
|
|
|
916 |
return;
|
|
|
917 |
}
|
|
|
918 |
|
|
|
919 |
|
|
|
920 |
void console_simplify(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
921 |
{
|
|
|
922 |
if(wantshelp(args))
|
|
|
923 |
{
|
|
|
924 |
me->printf("usage: simplify <fraction> ");
|
|
|
925 |
me->printf("Performs Garland Heckbert (quadric based) mesh simplification.");
|
|
|
926 |
me->printf("The only argument is the fraction of vertices to keep.");
|
|
|
927 |
return;
|
|
|
928 |
}
|
|
|
929 |
me->save_active_mesh();
|
|
|
930 |
|
|
|
931 |
float keep_fraction;
|
|
|
932 |
if(args.size() == 0)
|
|
|
933 |
{
|
|
|
934 |
me->printf("you must specify fraction of vertices to keep");
|
|
|
935 |
return;
|
|
|
936 |
}
|
|
|
937 |
istringstream a0(args[0]);
|
|
|
938 |
a0 >> keep_fraction;
|
|
|
939 |
|
|
|
940 |
Vec3d p0, p7;
|
|
|
941 |
bbox(me->active_mesh(), p0, p7);
|
|
|
942 |
Vec3d d = p7-p0;
|
|
|
943 |
float s = 1.0/d.max_coord();
|
|
|
944 |
Vec3d pcentre = (p7+p0)/2.0;
|
|
|
945 |
for(VertexIDIterator vi = me->active_mesh().vertices_begin(); vi != me->active_mesh().vertices_end(); ++vi){
|
|
|
946 |
me->active_mesh().pos(*vi) = (me->active_mesh().pos(*vi) - pcentre) * s;
|
|
|
947 |
}
|
|
|
948 |
cout << "Timing the Garland Heckbert (quadric based) mesh simplication..." << endl;
|
|
|
949 |
Timer timer;
|
|
|
950 |
timer.start();
|
|
|
951 |
|
|
|
952 |
//simplify
|
|
|
953 |
quadric_simplify(me->active_mesh(),keep_fraction,0.0001f,true);
|
|
|
954 |
|
|
|
955 |
cout << "Simplification complete, process time: " << timer.get_secs() << " seconds" << endl;
|
|
|
956 |
|
|
|
957 |
//clean up the mesh, a lot of edges were just collapsed
|
|
|
958 |
me->active_mesh().cleanup();
|
|
|
959 |
|
|
|
960 |
for(VertexIDIterator vi = me->active_mesh().vertices_begin(); vi != me->active_mesh().vertices_end(); ++vi)
|
|
|
961 |
me->active_mesh().pos(*vi) = me->active_mesh().pos(*vi)*d.max_coord() + pcentre;
|
|
|
962 |
return;
|
|
|
963 |
}
|
|
|
964 |
|
|
|
965 |
void console_vertex_noise(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
966 |
{
|
|
|
967 |
if(wantshelp(args))
|
|
|
968 |
{
|
|
|
969 |
me->printf("usage: noise.perturb_vertices <amplitude>");
|
|
|
970 |
me->printf("adds a random vector to each vertex. A random vector in the unit cube is generated and");
|
|
|
971 |
me->printf("to ensure an isotropic distribution, vectors outside the unit ball are discarded.");
|
|
|
972 |
me->printf("The vector is multiplied by the average edge length and then by the amplitude specified.");
|
|
|
973 |
me->printf("If no amplitude is specified, the default (0.5) is used.");
|
|
|
974 |
return;
|
|
|
975 |
}
|
|
|
976 |
me->save_active_mesh();
|
|
|
977 |
|
|
|
978 |
float avg_length = average_edge_length(me->active_mesh());
|
|
|
979 |
|
|
|
980 |
float noise_amplitude = 0.5f;
|
|
|
981 |
if(args.size() > 0) {
|
|
|
982 |
istringstream a0(args[0]);
|
|
|
983 |
a0 >> noise_amplitude;
|
|
|
984 |
}
|
|
|
985 |
|
|
|
986 |
gel_srand(0);
|
|
|
987 |
for(VertexIDIterator vi = me->active_mesh().vertices_begin(); vi != me->active_mesh().vertices_end(); ++vi){
|
|
|
988 |
Vec3d v;
|
|
|
989 |
do{
|
|
|
990 |
v = Vec3d(gel_rand(),gel_rand(),gel_rand());
|
|
|
991 |
v /= (float)(GEL_RAND_MAX);
|
|
|
992 |
v -= Vec3d(0.5);
|
|
|
993 |
v *= 2.0;
|
|
|
994 |
}
|
|
|
995 |
while(sqr_length(v) > 1.0);
|
|
|
996 |
|
|
|
997 |
v *= noise_amplitude;
|
|
|
998 |
v *= avg_length;
|
|
|
999 |
me->active_mesh().pos(*vi) += v;
|
|
|
1000 |
}
|
|
|
1001 |
return;
|
|
|
1002 |
}
|
|
|
1003 |
|
|
|
1004 |
void console_perpendicular_vertex_noise(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
1005 |
{
|
|
|
1006 |
if(wantshelp(args)) {
|
|
|
1007 |
me->printf("usage: noise.perturb_vertices_perpendicular <amplitude>");
|
|
|
1008 |
me->printf("adds the normal times a random scalar times amplitude times");
|
|
|
1009 |
me->printf("times average edge length to the vertex. (default amplitude=0.5)");
|
|
|
1010 |
return;
|
|
|
1011 |
}
|
|
|
1012 |
me->save_active_mesh();
|
|
|
1013 |
|
|
|
1014 |
float avg_length = average_edge_length(me->active_mesh());
|
|
|
1015 |
|
|
|
1016 |
float noise_amplitude = 0.5;
|
|
|
1017 |
if(args.size() > 0)
|
|
|
1018 |
{
|
|
|
1019 |
istringstream a0(args[0]);
|
|
|
1020 |
a0 >> noise_amplitude;
|
|
|
1021 |
}
|
|
|
1022 |
|
|
|
1023 |
VertexAttributeVector<Vec3d> normals(me->active_mesh().allocated_vertices());
|
|
|
1024 |
for(VertexIDIterator vi = me->active_mesh().vertices_begin(); vi != me->active_mesh().vertices_end(); ++vi)
|
|
|
1025 |
normals[*vi] = normal(me->active_mesh(), *vi);
|
|
|
1026 |
|
|
|
1027 |
gel_srand(0);
|
|
|
1028 |
for(VertexIDIterator vi = me->active_mesh().vertices_begin(); vi != me->active_mesh().vertices_end(); ++vi)
|
|
|
1029 |
{
|
|
|
1030 |
float rval = 0.5-gel_rand() / float(GEL_RAND_MAX);
|
|
|
1031 |
me->active_mesh().pos(*vi) += normals[*vi]*rval*noise_amplitude*avg_length*2.0;
|
|
|
1032 |
}
|
|
|
1033 |
return;
|
|
|
1034 |
}
|
|
|
1035 |
|
|
|
1036 |
void console_noisy_flips(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
1037 |
{
|
|
|
1038 |
if(wantshelp(args)){
|
|
|
1039 |
me->printf("usage: noise.perturb_topology <iter>");
|
|
|
1040 |
me->printf("Perform random flips. iter (default=1) is the number of iterations.");
|
|
|
1041 |
me->printf("mostly for making nasty synthetic test cases.");
|
|
|
1042 |
return;
|
|
|
1043 |
}
|
|
|
1044 |
me->save_active_mesh();
|
|
|
1045 |
|
|
|
1046 |
int iter = 1;
|
|
|
1047 |
if(args.size() > 0){
|
|
|
1048 |
istringstream a0(args[0]);
|
|
|
1049 |
a0 >> iter;
|
|
|
1050 |
}
|
|
|
1051 |
|
|
|
1052 |
randomize_mesh(me->active_mesh(), iter);
|
|
|
1053 |
return;
|
|
|
1054 |
}
|
|
|
1055 |
|
|
|
1056 |
void console_laplacian_smooth(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
1057 |
{
|
|
|
1058 |
if(wantshelp(args)) {
|
|
|
1059 |
me->printf("usage: smooth.laplacian <weight> <iter>");
|
|
|
1060 |
me->printf("Perform Laplacian smoothing. weight is the scaling factor for the Laplacian.");
|
|
|
1061 |
me->printf("default weight = 1.0. Default number of iterations = 1");
|
|
|
1062 |
return;
|
|
|
1063 |
}
|
|
|
1064 |
me->save_active_mesh();
|
|
|
1065 |
|
|
|
1066 |
float t=1.0;
|
|
|
1067 |
if(args.size() > 0){
|
|
|
1068 |
istringstream a0(args[0]);
|
|
|
1069 |
a0 >> t;
|
|
|
1070 |
}
|
|
|
1071 |
int iter = 1;
|
|
|
1072 |
if(args.size()>1){
|
|
|
1073 |
istringstream a0(args[1]);
|
|
|
1074 |
a0 >> iter;
|
|
|
1075 |
}
|
|
|
1076 |
Util::Timer tim;
|
|
|
1077 |
tim.start();
|
|
|
1078 |
/// Simple laplacian smoothing with an optional weight.
|
|
|
1079 |
laplacian_smooth(me->active_mesh(), t, iter);
|
|
|
1080 |
cout << "It took "<< tim.get_secs();
|
|
|
1081 |
return;
|
|
|
1082 |
}
|
|
|
1083 |
|
|
|
1084 |
|
|
|
1085 |
void console_mean_curvature_smooth(MeshEditor* me, const std::vector<std::string> & args){
|
|
|
1086 |
if(wantshelp(args)) {
|
|
|
1087 |
me->printf("usage: smooth.mean_curvature <weight> <iter>");
|
|
|
1088 |
me->printf("Perform mean curvature smoothing. weight is the scaling factor for the");
|
|
|
1089 |
me->printf("mean curvature vector which has been normalized by dividing by edge lengths");
|
|
|
1090 |
me->printf("this allows for larger steps as suggested by Desbrun et al.");
|
|
|
1091 |
me->printf("default weight = 1.0. Default number of iterations = 1");
|
|
|
1092 |
return;
|
|
|
1093 |
}
|
|
|
1094 |
me->save_active_mesh();
|
|
|
1095 |
|
|
|
1096 |
double t=1.0;
|
|
|
1097 |
if(args.size() > 0){
|
|
|
1098 |
istringstream a0(args[0]);
|
|
|
1099 |
a0 >> t;
|
|
|
1100 |
}
|
|
|
1101 |
int iter=1;
|
|
|
1102 |
if(args.size() > 1){
|
|
|
1103 |
istringstream a0(args[1]);
|
|
|
1104 |
a0 >> iter;
|
|
|
1105 |
}
|
|
|
1106 |
VertexAttributeVector<Vec3d> new_pos(me->active_mesh().allocated_vertices());
|
|
|
1107 |
for(int j = 0; j < iter; ++j){
|
|
|
1108 |
for(VertexIDIterator v = me->active_mesh().vertices_begin(); v != me->active_mesh().vertices_end(); ++v) {
|
|
|
1109 |
Vec3d m;
|
|
|
1110 |
double w_sum;
|
|
|
1111 |
unnormalized_mean_curvature_normal(me->active_mesh(), *v, m, w_sum);
|
|
|
1112 |
new_pos[*v] = Vec3d(me->active_mesh().pos(*v)) + (t * m/w_sum);
|
|
|
1113 |
}
|
|
|
1114 |
for(VertexIDIterator v = me->active_mesh().vertices_begin(); v != me->active_mesh().vertices_end(); ++v)
|
|
|
1115 |
me->active_mesh().pos(*v) = new_pos[*v];
|
|
|
1116 |
}
|
|
|
1117 |
return;
|
|
|
1118 |
}
|
|
|
1119 |
|
|
|
1120 |
void console_taubin_smooth(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
1121 |
{
|
|
|
1122 |
if(wantshelp(args)){
|
|
|
1123 |
me->printf("usage: smooth.taubin <iter>");
|
|
|
1124 |
me->printf("Perform Taubin smoothing. iter (default=1) is the number of iterations.");
|
|
|
1125 |
return;
|
|
|
1126 |
}
|
|
|
1127 |
me->save_active_mesh();
|
|
|
1128 |
|
|
|
1129 |
int iter = 1;
|
|
|
1130 |
if(args.size() > 0){
|
|
|
1131 |
istringstream a0(args[0]);
|
|
|
1132 |
a0 >> iter;
|
|
|
1133 |
}
|
|
|
1134 |
/// Taubin smoothing is similar to laplacian smoothing but reduces shrinkage
|
|
|
1135 |
taubin_smooth(me->active_mesh(), iter);
|
|
|
1136 |
|
|
|
1137 |
return;
|
|
|
1138 |
}
|
|
|
1139 |
|
|
|
1140 |
void console_fvm_anisotropic_smooth(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
1141 |
{
|
|
|
1142 |
if(wantshelp(args)){
|
|
|
1143 |
me->printf("usage: smooth.fuzzy_vector_median <iter>");
|
|
|
1144 |
me->printf("Smooth normals using fuzzy vector median smoothing. iter (default=1) is the number of iterations");
|
|
|
1145 |
me->printf("This function does a very good job of preserving sharp edges.");
|
|
|
1146 |
return;
|
|
|
1147 |
}
|
|
|
1148 |
me->save_active_mesh();
|
|
|
1149 |
|
|
|
1150 |
int iter=1;
|
|
|
1151 |
if(args.size() > 0){
|
|
|
1152 |
istringstream a0(args[0]);
|
|
|
1153 |
a0 >> iter;
|
|
|
1154 |
}
|
|
|
1155 |
// Fuzzy vector median smoothing is effective when it comes to preserving sharp edges.
|
|
|
1156 |
anisotropic_smooth(me->active_mesh(), iter, FVM_NORMAL_SMOOTH);
|
|
|
1157 |
|
|
|
1158 |
return;
|
|
|
1159 |
}
|
|
|
1160 |
|
|
|
1161 |
void console_bilateral_anisotropic_smooth(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
1162 |
{
|
|
|
1163 |
if(wantshelp(args)){
|
|
|
1164 |
me->printf("usage: smooth.fuzzy_vector_median <iter>");
|
|
|
1165 |
me->printf("Smooth normals using fuzzy vector median smoothing. iter (default=1) is the number of iterations");
|
|
|
1166 |
me->printf("This function does a very good job of preserving sharp edges.");
|
|
|
1167 |
return;
|
|
|
1168 |
}
|
|
|
1169 |
me->save_active_mesh();
|
|
|
1170 |
|
|
|
1171 |
int iter=1;
|
|
|
1172 |
if(args.size() > 0){
|
|
|
1173 |
istringstream a0(args[0]);
|
|
|
1174 |
a0 >> iter;
|
|
|
1175 |
}
|
|
|
1176 |
|
|
|
1177 |
anisotropic_smooth(me->active_mesh(), iter, BILATERAL_NORMAL_SMOOTH);
|
|
|
1178 |
|
|
|
1179 |
return;
|
|
|
1180 |
}
|
|
|
1181 |
|
|
|
1182 |
void console_triangulate(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
1183 |
{
|
|
|
1184 |
if(wantshelp(args)) {
|
|
|
1185 |
me->printf("usage: triangulate");
|
|
|
1186 |
me->printf("This function triangulates all non triangular faces of the mesh.");
|
|
|
1187 |
me->printf("you may want to call it after hole closing. For a polygon it simply connects");
|
|
|
1188 |
me->printf("the two closest vertices in a recursive manner until only triangles remain");
|
|
|
1189 |
return;
|
|
|
1190 |
}
|
|
|
1191 |
me->save_active_mesh();
|
|
|
1192 |
|
|
|
1193 |
shortest_edge_triangulate(me->active_mesh());
|
|
|
1194 |
me->active_mesh().cleanup();
|
|
|
1195 |
valid(me->active_mesh());
|
|
|
1196 |
return;
|
|
|
1197 |
}
|
|
|
1198 |
|
|
|
1199 |
|
|
|
1200 |
void console_remove_caps(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
1201 |
{
|
|
|
1202 |
if(wantshelp(args)) {
|
|
|
1203 |
me->printf("usage: cleanup.remove_caps thresh");
|
|
|
1204 |
me->printf("Remove caps (triangles with one very big angle). The thresh argument is the fraction of PI to");
|
|
|
1205 |
me->printf("use as threshold for big angle. Default is 0.85. Caps are removed by flipping.");
|
|
|
1206 |
return;
|
|
|
1207 |
}
|
|
|
1208 |
me->save_active_mesh();
|
|
|
1209 |
|
|
|
1210 |
float t = 0.85f;
|
|
|
1211 |
if(args.size() > 0){
|
|
|
1212 |
istringstream a0(args[0]);
|
|
|
1213 |
a0 >> t;
|
|
|
1214 |
}
|
|
|
1215 |
remove_caps(me->active_mesh(), static_cast<float>(M_PI) *t);
|
|
|
1216 |
me->active_mesh().cleanup();
|
|
|
1217 |
|
|
|
1218 |
return;
|
|
|
1219 |
}
|
|
|
1220 |
|
|
|
1221 |
void console_remove_needles(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
1222 |
{
|
|
|
1223 |
if(wantshelp(args)){
|
|
|
1224 |
me->printf("usage: cleanup.remove_needles <thresh>");
|
|
|
1225 |
me->printf("Removes very short edges by collapse. thresh is multiplied by the average edge length");
|
|
|
1226 |
me->printf("to get the length shorter than which we collapse. Default = 0.1");
|
|
|
1227 |
return;
|
|
|
1228 |
}
|
|
|
1229 |
me->save_active_mesh();
|
|
|
1230 |
|
|
|
1231 |
float thresh = 0.1f;
|
|
|
1232 |
if(args.size() > 0){
|
|
|
1233 |
istringstream a0(args[0]);
|
|
|
1234 |
a0 >> thresh;
|
|
|
1235 |
}
|
|
|
1236 |
float avg_length = average_edge_length(me->active_mesh());
|
|
|
1237 |
remove_needles(me->active_mesh(), thresh * avg_length);
|
|
|
1238 |
me->active_mesh().cleanup();
|
|
|
1239 |
|
|
|
1240 |
return;
|
|
|
1241 |
}
|
|
|
1242 |
|
|
|
1243 |
void console_undo(MeshEditor* me, const std::vector<std::string> & args)
|
|
|
1244 |
{
|
|
|
1245 |
if(wantshelp(args)) {
|
|
|
1246 |
me->printf("usage: undo");
|
|
|
1247 |
me->printf("This function undoes one operation. Repeated undo does nothing");
|
|
|
1248 |
return;
|
|
|
1249 |
}
|
|
|
1250 |
me->restore_active_mesh();
|
|
|
1251 |
return;
|
|
|
1252 |
}
|
|
|
1253 |
|
|
|
1254 |
|
|
|
1255 |
}
|
|
|
1256 |
|
|
|
1257 |
VisObj& MeshEditor::active_visobj() {
|
|
|
1258 |
return vo[active];
|
|
|
1259 |
}
|
|
|
1260 |
|
|
|
1261 |
Manifold& MeshEditor::active_mesh() {
|
|
|
1262 |
return active_visobj().mesh();
|
|
|
1263 |
}
|
|
|
1264 |
|
|
|
1265 |
GLViewController& MeshEditor::active_view_control() {
|
|
|
1266 |
return active_visobj().view_control();
|
|
|
1267 |
}
|
|
|
1268 |
|
|
|
1269 |
void MeshEditor::register_console_function(const std::string& name,
|
|
|
1270 |
const std::function<void(MeshEditor*, const std::vector<std::string>&)>& con_fun,
|
|
|
1271 |
const std::string& help_txt)
|
|
|
1272 |
{
|
|
|
1273 |
std::function<void (const std::vector<std::string>&)> f = bind(con_fun, this, placeholders::_1);
|
|
|
1274 |
theConsole.reg_cmdN(name, f, help_txt);
|
|
|
1275 |
}
|
|
|
1276 |
|
|
|
1277 |
void MeshEditor::keyparse(unsigned short key){
|
|
|
1278 |
//toggle console with ESC
|
|
|
1279 |
if (key == 27)
|
|
|
1280 |
{
|
|
|
1281 |
console_visible = !console_visible;
|
|
|
1282 |
return;
|
|
|
1283 |
}
|
|
|
1284 |
|
|
|
1285 |
if (console_visible)
|
|
|
1286 |
{
|
|
|
1287 |
theConsole.keyboard(key);
|
|
|
1288 |
if(key == 13)
|
|
|
1289 |
{
|
|
|
1290 |
active_visobj().post_create_display_list();
|
|
|
1291 |
}
|
|
|
1292 |
return;
|
|
|
1293 |
}
|
|
|
1294 |
else {
|
|
|
1295 |
|
|
|
1296 |
switch(key) {
|
|
|
1297 |
case 'q': exit(0);
|
|
|
1298 |
case '\033':
|
|
|
1299 |
console_visible = false;
|
|
|
1300 |
break;
|
|
|
1301 |
case '1':
|
|
|
1302 |
case '2':
|
|
|
1303 |
case '3':
|
|
|
1304 |
case '4':
|
|
|
1305 |
case '5':
|
|
|
1306 |
case '6':
|
|
|
1307 |
case '7':
|
|
|
1308 |
case '8':
|
|
|
1309 |
case '9':
|
|
|
1310 |
{
|
|
|
1311 |
int w[4];
|
|
|
1312 |
glGetIntegerv(GL_VIEWPORT, w);
|
|
|
1313 |
active = key - '1';
|
|
|
1314 |
active_view_control().reshape(w[2],w[3]);
|
|
|
1315 |
}
|
|
|
1316 |
break;
|
|
|
1317 |
case 'f': display_smooth_shading = !display_smooth_shading; break;
|
|
|
1318 |
case 'w':
|
|
|
1319 |
display_render_mode = "wire"; break;
|
|
|
1320 |
case 'n':
|
|
|
1321 |
display_render_mode = "normal"; break;
|
|
|
1322 |
case 'i':
|
|
|
1323 |
display_render_mode = "isophotes"; break;
|
|
|
1324 |
case 'r':
|
|
|
1325 |
display_render_mode = "reflection"; break;
|
|
|
1326 |
case 'h':
|
|
|
1327 |
display_render_mode = "harmonics"; break;
|
|
|
1328 |
case 't':
|
|
|
1329 |
display_render_mode = "toon"; break;
|
|
|
1330 |
case 'g':
|
|
|
1331 |
display_render_mode = "glazed"; break;
|
|
|
1332 |
case 'a':
|
|
|
1333 |
display_render_mode = "ambient_occlusion"; break;
|
|
|
1334 |
case 'c':
|
|
|
1335 |
display_render_mode = "copper"; break;
|
|
|
1336 |
case 'C':
|
|
|
1337 |
display_render_mode = "curvature_lines"; break;
|
|
|
1338 |
case 'M':
|
|
|
1339 |
display_render_mode = "mean_curvature"; break;
|
|
|
1340 |
case 'G':
|
|
|
1341 |
display_render_mode = "gaussian_curvature"; break;
|
|
|
1342 |
}
|
|
|
1343 |
|
|
|
1344 |
if(key != '\033') post_create_display_list();
|
|
|
1345 |
}
|
|
|
1346 |
|
|
|
1347 |
}
|
|
|
1348 |
|
|
|
1349 |
void MeshEditor::printf(const char* format, ...)
|
|
|
1350 |
{
|
|
|
1351 |
//format text
|
|
|
1352 |
char buffer[1024];
|
|
|
1353 |
va_list args;
|
|
|
1354 |
va_start(args, format);
|
|
|
1355 |
vsprintf(buffer, format, args);
|
|
|
1356 |
va_end(args);
|
|
|
1357 |
theConsole.print(buffer);
|
|
|
1358 |
}
|
|
|
1359 |
|
|
|
1360 |
void MeshEditor::key_up(){theConsole.key_up();}
|
|
|
1361 |
void MeshEditor::key_down(){theConsole.key_down();}
|
|
|
1362 |
void MeshEditor::key_left(){theConsole.key_left();}
|
|
|
1363 |
void MeshEditor::key_right(){theConsole.key_right();}
|
|
|
1364 |
void MeshEditor::key_home(){theConsole.key_home();}
|
|
|
1365 |
void MeshEditor::key_end(){theConsole.key_end();}
|
|
|
1366 |
|
|
|
1367 |
void MeshEditor::grab_ball(TrackBallAction action, const CGLA::Vec2i& pos){
|
|
|
1368 |
active_view_control().grab_ball(action, pos);
|
|
|
1369 |
}
|
|
|
1370 |
void MeshEditor::roll_ball(const CGLA::Vec2i& pos){
|
|
|
1371 |
active_view_control().roll_ball(pos);
|
|
|
1372 |
}
|
|
|
1373 |
void MeshEditor::release_ball(){
|
|
|
1374 |
active_view_control().release_ball();
|
|
|
1375 |
}
|
|
|
1376 |
bool MeshEditor::try_spinning_ball(){
|
|
|
1377 |
return active_view_control().try_spin();
|
|
|
1378 |
}
|
|
|
1379 |
|
|
|
1380 |
|
|
|
1381 |
void MeshEditor::display(int scale){
|
|
|
1382 |
glClearColor(1, 1, 1, 0);
|
|
|
1383 |
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
|
|
1384 |
|
|
|
1385 |
|
|
|
1386 |
glPushMatrix();
|
|
|
1387 |
|
|
|
1388 |
active_visobj().display(display_render_mode, theConsole, display_smooth_shading, display_gamma);
|
|
|
1389 |
|
|
|
1390 |
glPopMatrix();
|
|
|
1391 |
|
|
|
1392 |
if(console_visible)
|
|
|
1393 |
{
|
|
|
1394 |
glUseProgram(0);
|
|
|
1395 |
theConsole.display(scale);
|
|
|
1396 |
}
|
|
|
1397 |
|
|
|
1398 |
}
|
|
|
1399 |
|
|
|
1400 |
void MeshEditor::reshape(int w, int h) {
|
|
|
1401 |
for(VisObj& v : vo)
|
|
|
1402 |
v.view_control().reshape(w, h);
|
|
|
1403 |
}
|
|
|
1404 |
|
|
|
1405 |
void MeshEditor::init() {
|
|
|
1406 |
glewInit();
|
|
|
1407 |
|
|
|
1408 |
GLint vp[4];
|
|
|
1409 |
glGetIntegerv(GL_VIEWPORT, vp);
|
|
|
1410 |
for(VisObj& vis_obj : vo)
|
|
|
1411 |
vis_obj.view_control().reshape(vp[2], vp[3]);
|
|
|
1412 |
|
|
|
1413 |
glEnable(GL_CULL_FACE);
|
|
|
1414 |
glCullFace(GL_BACK);
|
|
|
1415 |
glEnable(GL_LIGHTING);
|
|
|
1416 |
glEnable(GL_LIGHT0);
|
|
|
1417 |
glLightModeli(GL_LIGHT_MODEL_TWO_SIDE, 1);
|
|
|
1418 |
|
|
|
1419 |
glMatrixMode(GL_MODELVIEW);
|
|
|
1420 |
glLoadIdentity();
|
|
|
1421 |
glClearColor(1,1,0, 0.f);
|
|
|
1422 |
glColor4f(1.0f, 1.0f, 1.0f, 0.f);
|
|
|
1423 |
float material[4] = {1,1,1,1};
|
|
|
1424 |
glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, material);
|
|
|
1425 |
glEnable(GL_DEPTH_TEST);
|
|
|
1426 |
|
|
|
1427 |
register_console_function("simplify", console_simplify,"");
|
|
|
1428 |
|
|
|
1429 |
register_console_function("ridge_lines", console_ridge_lines,"");
|
|
|
1430 |
|
|
|
1431 |
register_console_function("smooth.mean_curvature", console_mean_curvature_smooth,"");
|
|
|
1432 |
register_console_function("smooth.laplacian", console_laplacian_smooth,"");
|
|
|
1433 |
register_console_function("smooth.taubin", console_taubin_smooth,"");
|
|
|
1434 |
register_console_function("smooth.fuzzy_vector_median_anisotropic", console_fvm_anisotropic_smooth ,"");
|
|
|
1435 |
register_console_function("smooth.bilateral_anisotropic", console_bilateral_anisotropic_smooth ,"");
|
|
|
1436 |
|
|
|
1437 |
register_console_function("optimize.valency", console_optimize_valency,"");
|
|
|
1438 |
register_console_function("optimize.minimize_dihedral_angles", console_minimize_dihedral,"");
|
|
|
1439 |
register_console_function("optimize.minimize_curvature", console_minimize_curvature,"");
|
|
|
1440 |
register_console_function("optimize.maximize_min_angle", console_maximize_min_angle,"");
|
|
|
1441 |
register_console_function("cleanup.close_holes", console_close_holes,"");
|
|
|
1442 |
register_console_function("load_mesh", console_reload,"");
|
|
|
1443 |
register_console_function("add_mesh", console_add_mesh,"");
|
|
|
1444 |
|
|
|
1445 |
register_console_function("cleanup.remove_caps", console_remove_caps,"");
|
|
|
1446 |
register_console_function("cleanup.remove_needles", console_remove_needles,"");
|
|
|
1447 |
register_console_function("triangulate", console_triangulate,"");
|
|
|
1448 |
register_console_function("refine.split_edges", console_refine_edges,"");
|
|
|
1449 |
register_console_function("refine.split_faces", console_refine_faces,"");
|
|
|
1450 |
register_console_function("subdivide.catmull_clark", console_cc_subdivide,"");
|
|
|
1451 |
register_console_function("subdivide.loop", console_loop_subdivide,"");
|
|
|
1452 |
register_console_function("subdivide.root3", console_root3_subdivide,"");
|
|
|
1453 |
register_console_function("subdivide.doo_sabin", console_doosabin_subdivide,"");
|
|
|
1454 |
register_console_function("subdivide.butterfly", console_butterfly_subdivide,"");
|
|
|
1455 |
register_console_function("save_mesh", console_save,"");
|
|
|
1456 |
register_console_function("noise.perturb_vertices", console_vertex_noise,"");
|
|
|
1457 |
register_console_function("noise.perturb_vertices_perpendicular", console_perpendicular_vertex_noise,"");
|
|
|
1458 |
register_console_function("noise.perturb_topology", console_noisy_flips,"");
|
|
|
1459 |
|
|
|
1460 |
register_console_function("dual", console_dual,"");
|
|
|
1461 |
register_console_function("flatten", console_flatten,"");
|
|
|
1462 |
|
|
|
1463 |
register_console_function("align", console_align,"");
|
|
|
1464 |
register_console_function("undo", console_undo,"");
|
|
|
1465 |
|
|
|
1466 |
register_console_function("validity", console_valid,"");
|
|
|
1467 |
register_console_function("info", console_info,"");
|
|
|
1468 |
|
|
|
1469 |
// register_console_function("harmonics.reset_shape", console_reset_shape, "");
|
|
|
1470 |
register_console_function("harmonics.analyze", console_analyze, "");
|
|
|
1471 |
// register_console_function("harmonics.partial_reconstruct", console_partial_reconstruct,"");
|
|
|
1472 |
|
|
|
1473 |
// register_console_function("polarize", console_polarize ,"");
|
|
|
1474 |
// register_console_function("polar.simplify", console_simplify_polar ,"");
|
|
|
1475 |
// register_console_function("polar.segment", console_polar_segment ,"");
|
|
|
1476 |
// register_console_function("polar.skeleton", console_polar_skeleton ,"");
|
|
|
1477 |
// register_console_function("polar.refit", console_refit_polar ,"");
|
|
|
1478 |
// register_console_function("polar.subdivide", console_polar_subdivide ,"");
|
|
|
1479 |
register_console_function("Dijkstra", console_Dijkstra,"");
|
|
|
1480 |
|
|
|
1481 |
register_console_function("transform.scale", console_scale, "Scale mesh");
|
|
|
1482 |
|
|
|
1483 |
active.reg(theConsole, "active_mesh", "The active mesh");
|
|
|
1484 |
display_render_mode.reg(theConsole, "display.render_mode", "Display render mode");
|
|
|
1485 |
display_smooth_shading.reg(theConsole, "display.smooth_shading", "1 for smooth shading 0 for flat");
|
|
|
1486 |
display_gamma.reg(theConsole, "display.gamma", "The gamma setting for the display");
|
|
|
1487 |
|
|
|
1488 |
theConsole.print("Welcome to MeshEdit");
|
|
|
1489 |
theConsole.newline();
|
|
|
1490 |
}
|
|
|
1491 |
|
|
|
1492 |
bool MeshEditor::add_file(const std::string& str)
|
|
|
1493 |
{
|
|
|
1494 |
while (active_mesh().no_vertices()>0 && active<NO_MESHES)
|
|
|
1495 |
active = active + 1;
|
|
|
1496 |
if(active == NO_MESHES)
|
|
|
1497 |
active = 0;
|
|
|
1498 |
if(active_visobj().reload(str)) {
|
|
|
1499 |
active_visobj().post_create_display_list();
|
|
|
1500 |
return true;
|
|
|
1501 |
}
|
|
|
1502 |
return false;
|
|
|
1503 |
}
|
|
|
1504 |
|
|
|
1505 |
bool MeshEditor::reload_active_from_file(const std::string& str)
|
|
|
1506 |
{
|
|
|
1507 |
if(active_visobj().reload(str)) {
|
|
|
1508 |
active_visobj().post_create_display_list();
|
|
|
1509 |
return true;
|
|
|
1510 |
}
|
|
|
1511 |
return false;
|
|
|
1512 |
}
|
|
|
1513 |
|
|
|
1514 |
bool MeshEditor::add_to_active_from_file(const std::string& str)
|
|
|
1515 |
{
|
|
|
1516 |
if(active_visobj().add_mesh(str)) {
|
|
|
1517 |
active_visobj().post_create_display_list();
|
|
|
1518 |
return true;
|
|
|
1519 |
}
|
|
|
1520 |
return false;
|
|
|
1521 |
}
|
|
|
1522 |
|
|
|
1523 |
|
|
|
1524 |
}
|