Code/Sandbox/Plugins/LodGeneratorPlugin/Util/AtlasGenerator.cpp

   1 #include "StdAfx.h"
   2
   3 #include "AtlasGenerator.h"
   4 #include <Cry3DEngine/IIndexedMesh.h>
   5 #include "TopologyTransform.h"
   6 #include "Packer.h"
   7 #include "TopologyGraph.h"
   8 #include "UVGenerator.h"
   9
  10 namespace LODGenerator
  11 {
  12         CAtlasGenerator::CAtlasGenerator()
  13         {
  14                 m_MeshMap = NULL;
  15         }
  16
  17         CAtlasGenerator::~CAtlasGenerator()
  18         {
  19                 if(m_MeshMap != NULL)
  20                         delete m_MeshMap;
  21         }
  22
  23
  24         CTopologyGraph* CAtlasGenerator::surface()
  25         {
  26                 return m_MeshMap;
  27         }
  28
  29         void CAtlasGenerator::pack_in_texture_space()
  30         {
  31                 CPacker packer;
  32                 packer.pack_map(surface());
  33         }
  34
  35         void CAtlasGenerator::generate_texture_atlas(bool auto_cut,bool auto_cut_cylinders,double max_overlap_ratio,double max_scaling, double min_fill_ratio)
  36         {
  37                 if (surface() == NULL)
  38                         return;
  39
  40                 CTopologyGraphMutator editor(surface());
  41                 FOR_EACH_VERTEX(CTopologyGraph, surface(), it)
  42                 {
  43                         editor.merge_tex_vertices(*it);
  44                 }
  45                 CUVGenerator generator(surface());
  46                 generator.set_auto_cut(auto_cut);
  47                 generator.set_auto_cut_cylinders(auto_cut_cylinders);
  48                 generator.set_max_overlap_ratio(max_overlap_ratio);
  49                 generator.set_max_scaling(max_scaling);
  50                 generator.set_min_fill_ratio(min_fill_ratio);
  51                 generator.apply();
  52                 pack_in_texture_space();
  53         }
  54
  55
  56         void CAtlasGenerator::setSurface(IStatObj *pObject)
  57         {
  58                 m_MeshMap = CTopologyTransform::TransformToTopology(pObject);
  59         }
  60
  61         void CAtlasGenerator::setSurface(CTopologyGraph* meshMap)
  62         {
  63                 m_MeshMap = meshMap;
  64         }
  65 };