Code/Sandbox/Plugins/LodGeneratorPlugin/Util/LODGenerator.h

   1 /*************************************************************************
   2 Crytek Source File.
   3 Copyright (C), Crytek Studios, 2013.
   4 *************************************************************************/
   5
   6 #pragma once
   7
   8 #include <smartptr.h>
   9
  10 struct IStatObj;
  11 namespace LODGenerator
  12 {
  13         class LODChainGenerateThread;
  14         class CLODGenerator
  15         {
  16         public:
  17                 struct SLODSequenceGenerationInputParams
  18                 {
  19                         _smart_ptr<IStatObj> pInputMesh;
  20                         float metersPerPixel;
  21                         float silhouetteWeight;
  22                         float vertexWeldingDistance;
  23                         int numViewElevations;
  24                         int numViewsAround;
  25                         bool bObjectHasBase;
  26                         bool bCheckTopology;
  27                 };
  28
  29                 struct SLODSequenceGenerationOutput
  30                 {
  31                         struct SMove
  32                         {
  33                                 int from;
  34                                 int to;
  35                                 float error;
  36                         };
  37                         Vec3* positions;
  38                         vtx_idx* indices;
  39                         SMove* moveList;
  40                         int numPositions;
  41                         int numIndices;
  42                         int numMoves;
  43                         LODChainGenerateThread *pThread;
  44
  45                         _smart_ptr<IStatObj> pStatObj;
  46                         std::vector<SLODSequenceGenerationOutput*> m_pSubObjectOutput;
  47                 };
  48
  49                 struct SLODGenerationInputParams
  50                 {
  51                         SLODSequenceGenerationOutput *pSequence;
  52                         float nPercentage;
  53                         bool bUnwrap;
  54                 };
  55
  56                 struct SLODGenerationOutput
  57                 {
  58                         IStatObj *pStatObj;
  59                 };
  60
  61                 static bool GenerateLODSequence(const SLODSequenceGenerationInputParams *pInputParams, SLODSequenceGenerationOutput *pReturnValues, bool bProcessAsync);
  62                 static bool GetAsyncLODSequenceResults(SLODSequenceGenerationOutput *pReturnValues, float *pProgress);
  63                 static bool FreeLODSequence(SLODSequenceGenerationOutput *pReturnValues);
  64                 static IStatObj * BuildStatObj(SLODSequenceGenerationOutput *pSequence, const CLODGenerator::SLODGenerationInputParams *pInputParams);
  65                 static IStatObj* GenerateUVs(Vec3* pPositions, vtx_idx *pIndices, int nNumFaces);
  66                 static bool GenerateLOD(const SLODGenerationInputParams *pInputParams, SLODGenerationOutput *pReturnValues);
  67                 static void CancelLODGeneration(SLODSequenceGenerationOutput *pReturnValues);
  68         };
  69
  70
  71 }