C++ (Cpp) FLOATmatrix3D Examples

Example #1

File: SelectOnRender.cpp Project: DrItanium/Serious-Engine

// check if all of the corners of entity's bounding box are influenced by current select-on-render selection
void SelectEntityOnRender(CProjection3D &prProjection, CEntity &en)
{
  FLOATaabbox3D bbox;

  FLOATmatrix3D mOne = FLOATmatrix3D(0.0f);
  mOne.Diagonal(1.0f);
  FLOATmatrix3D *pmR;
  FLOAT3D vOffset;

  // if this entity is model
  if (en.en_RenderType==CEntity::RT_MODEL || en.en_RenderType==CEntity::RT_EDITORMODEL)
  {
    // get bbox of current frame
    CModelObject *pmo = en.GetModelObject();
    pmo->GetCurrentFrameBBox( bbox);
    pmR = &en.en_mRotation;
    vOffset = en.GetPlacement().pl_PositionVector;
  }
  // if it is ska model
  else if(en.en_RenderType==CEntity::RT_SKAMODEL || en.en_RenderType==CEntity::RT_SKAEDITORMODEL)
  {
    en.GetModelInstance()->GetCurrentColisionBox( bbox);
    pmR = &en.en_mRotation;
    vOffset = en.GetPlacement().pl_PositionVector;
  }
  // if it is brush
  else
  {
    // get bbox of brush's first mip
    CBrush3D *pbr = en.GetBrush();
    CBrushMip *pbrmip = pbr->GetFirstMip();
    bbox = pbrmip->bm_boxBoundingBox;
    pmR = &mOne;
    vOffset = FLOAT3D( 0.0f, 0.0f, 0.0f);
  }

  if( IsBoundingBoxInLasso( prProjection, bbox, pmR, vOffset))
  {
    if( _bSelectAlternative)
    {
      // deselect
      if (en.IsSelected(ENF_SELECTED))
      {
        _pselenSelectOnRender->Deselect(en);
      }
    }
    else
    {
      // select
      if (!en.IsSelected(ENF_SELECTED))
      {
        _pselenSelectOnRender->Select(en);
      }
    }
  }
}

Example #2

File: DlgClient.cpp Project: AdamFlores/Serious-Engine

static FLOATaabbox3D AddAllVerticesToBBox(CModelInstance &mi)
{
  FLOATmatrix3D mat;
  FLOAT3D vPos = FLOAT3D(0,0,0);
  mat.Diagonal(1);
  CStaticStackArray<FLOAT3D> avVertices;
  mi.GetModelVertices(avVertices,mat,vPos,0,0);

  INDEX ctvtx = avVertices.Count();
  // if at least one vertex exists
  FLOATaabbox3D bbox;
  if(ctvtx>0) {
    bbox = FLOATaabbox3D(avVertices[0]);
    // for each vertex after first one
    for(INDEX ivx=1;ivx<ctvtx;ivx++) {
      // add this vertex position to all frames bbox
      bbox |= FLOATaabbox3D(avVertices[ivx]);
    }
  }
  return bbox;
}

Example #3

File: Object3D_IO.cpp Project: 0-T-0/Serious-Engine

void CObject3D::LoadAny3DFormat_t(
  const CTFileName &fnmFileName,
  const FLOATmatrix3D &mTransform,
  enum LoadType ltLoadType/*= LT_NORMAL*/)
{
#if USE_E3D
  BOOL bWasOn = _bBatchLoading;
  try {
    if (!_bBatchLoading) {
      BatchLoading_t(TRUE);
    }
    // call file load with file's full path name
    CTString strFile = _fnmApplicationPath+fnmFileName;
    char acFile[MAX_PATH];
    wsprintf(acFile,"%s",strFile);
    e3_LoadFile(_hwnd, acFile);
    _pe3Scene=e3_GetScene(_hwnd);    
    // if scene is successefuly loaded
    if(_pe3Scene != NULL)
    {
      _pe3Object = _pe3Scene->GetObject3d( 0);
      // use different methods to convert into Object3D
      switch( ltLoadType)
      {
      case LT_NORMAL:
        FillConversionArrays_t(mTransform);
        ConvertArraysToO3D();
        break;
      case LT_OPENED:
        FillConversionArrays_t(mTransform);
        RemapVertices(TRUE);
        ConvertArraysToO3D();
        break;
      case LT_UNWRAPPED:
        FLOATmatrix3D mOne;
        mOne.Diagonal(1.0f);
        FillConversionArrays_t(mOne);
        if( avTextureVertices.Count() == 0)
        {
    		  ThrowF_t("Unable to import mapping from 3D object because it doesn't contain mapping coordinates.");
        }

        RemapVertices(FALSE);
        ConvertArraysToO3D();
        break;
      }
      ClearConversionArrays();
    }
    else 
    {
		  ThrowF_t("Unable to load 3D object: %s", (const char *)fnmFileName);
    }
  
    if (!bWasOn) {
      BatchLoading_t(FALSE);
    }
  } catch (char *) {
    if (!bWasOn) {
      BatchLoading_t(FALSE);
    }
    throw;
  }
#endif
}