C++ VisBaseEntity_cl::IsObjectAlwaysInForegroundEnabled方法代码示例

void VPostProcessTranslucencies::MaskOutForegroundEntities(const VisEntityCollection_cl &EntityCollection)
{
  unsigned int iNumEntities = EntityCollection.GetNumEntries(); // this collection only contains foreground objects
  if (m_spForegroundMaskTechnique==NULL || iNumEntities==0)
    return;

  unsigned int i;
  const hkvMat4* pLastProj = NULL;
  INSERT_PERF_MARKER_SCOPE("VPostProcessTranslucencies::MaskOutForegroundEntities");

  Vision::RenderLoopHelper.BeginEntityRendering();

  for (i=0; i<iNumEntities; i++)
  {
    VisBaseEntity_cl *pEntity = EntityCollection.GetEntry(i);
    VASSERT_MSG(pEntity->IsObjectAlwaysInForegroundEnabled(), "Only entities with this flag should be passed to this function");
    if (!pEntity->HasShadersForPass(VPT_PrimaryOpaquePass))
      continue;

    const hkvMat4* pThisProj = pEntity->GetCustomProjectionMatrixForForegroundObject();
    if (pThisProj!=pLastProj)
    {
      VisRenderStates_cl::SetCurrentProjectionMatrix(pThisProj);
      pLastProj = pThisProj;
    }

    // depth fill pass
    Vision::RenderLoopHelper.RenderEntityWithShaders(pEntity, m_spForegroundMaskTechnique->GetShaderCount(), m_spForegroundMaskTechnique->GetShaderList());
  }

  Vision::RenderLoopHelper.EndEntityRendering();

  // reset to context projection matrix
  if (pLastProj)
  {
    VisRenderStates_cl::SetCurrentProjectionMatrix(NULL);
  }
}

// Render shaders on entities
void VPostProcessTranslucencies::DrawEntitiesShaders(const VisEntityCollection_cl &EntityCollection, VPassType_e ePassType)
{
  VisDrawCallInfo_t SurfaceShaderList[RLP_MAX_ENTITY_SURFACESHADERS];
  unsigned int iNumEntities = EntityCollection.GetNumEntries();
  unsigned int i;

  Vision::RenderLoopHelper.BeginEntityRendering();

  for (i=0; i<iNumEntities; i++)
  {
    VisBaseEntity_cl *pEntity = EntityCollection.GetEntry(i);
    // Foreground entities will be handled separately
    if (pEntity->IsObjectAlwaysInForegroundEnabled()) continue;
    if ( pEntity->HasShadersForPass(ePassType) )
    {
      // Get a list of the corresponding pass type surface shaders
      VisShaderSet_cl *pShaderSet = pEntity->GetActiveShaderSet();
      if (pShaderSet == NULL) continue;
      int iNumSurfaceShaders = pShaderSet->GetShaderAssignmentList(SurfaceShaderList, ePassType, RLP_MAX_ENTITY_SURFACESHADERS);
      VASSERT(iNumSurfaceShaders < RLP_MAX_ENTITY_SURFACESHADERS);
      if (iNumSurfaceShaders == 0) continue;

      VDynamicMesh *pMesh = pEntity->GetMesh();

      // If the model has lit surfaces, and if the shaders makes use of the lighting information, we need to set up
      // the global lights.
      if (pMesh != NULL && pMesh->HasLitSurfaces() && (pShaderSet->GetCombinedTrackingMask()&(VSHADER_TRACKING_LIGHTGRID_PS|VSHADER_TRACKING_LIGHTGRID_GS|VSHADER_TRACKING_LIGHTGRID_VS)) )
      {
        Vision::RenderLoopHelper.TrackLightGridInfo(pEntity);
      }
      // Render the entity with the surface shader list
      Vision::RenderLoopHelper.RenderEntityWithSurfaceShaderList(pEntity, iNumSurfaceShaders, SurfaceShaderList);
    } 
  }

  Vision::RenderLoopHelper.EndEntityRendering();

} 

// Simplified version of dynamic light rendering for mirrors
void MirrorRenderLoop_cl::DrawDynamicLight()
{
  INSERT_PERF_MARKER_SCOPE("MirrorRenderLoop_cl::DrawDynamicLight");

  // Some local variables for storing surfaces, shaders, surface shaders, and the like.
  VisDrawCallInfo_t SurfaceShaderList[RLP_MAX_ENTITY_SURFACESHADERS];
  VCompiledTechnique *pTechnique = NULL;

  VisMirror_cl::VReflectionShaderSets_e shaderMode = m_pMirror->m_eReflectionShaderMode;

  // Get all visible light sources
  IVisVisibilityCollector_cl *pVisColl = VisRenderContext_cl::GetCurrentContext()->GetVisibilityCollector();
  if (pVisColl == NULL)
    return;

  const VisLightSrcCollection_cl *pLightSourceCollection = pVisColl->GetVisibleLights();
  unsigned int i;
  unsigned int iNumLights = pLightSourceCollection->GetNumEntries();
  if (iNumLights == 0)
    return;

  // Set depth-stencil state
  VisRenderStates_cl::SetDepthStencilState(m_dynLightDefaultState);
  
  // For all visible lights...
  for (i=0; i<iNumLights; i++)
  {
    VisLightSource_cl *pLight = pLightSourceCollection->GetEntry(i);
    // We're only interested in dynamic lights
    if (!pLight->IsDynamic()) 
      continue;

    // Clear the collections of geo instances and entities, since we want to build them from scratch for each light
    s_LitEntityCollection.Clear();
    s_LitGeoInstanceCollection.Clear();

    // See which geometry types have to cast shadows
    int iReceiverFlags = GetLightReceiverFlags(pLight);

    // If nothing receives light from this light source, we can proceed to the next light.
    if (!iReceiverFlags)
      continue;

    // ***************** Create lists of illuminated scene elements *****************

    // If no shadows are cast, we simply illuminate all visible geometry within the range (spherical) of the light.
    VisEntityCollection_cl *pEntColl = NULL;
    if (iReceiverFlags & VIS_LIGHTSRCVIS_MODELS)
      pEntColl = &s_LitEntityCollection;
    VisStaticGeometryInstanceCollection_cl *pGeoInstanceColl = NULL;
    if (iReceiverFlags & VIS_LIGHTSRCVIS_PRIMITIVES)
    {
      pGeoInstanceColl = &s_LitGeoInstanceCollection;
    }

    Vision::RenderLoopHelper.GetVisibleGeometryInLightsourceRange(pGeoInstanceColl, pEntColl, NULL, *pLight);

    // For all illuminated entities: Render a dynamic lighting pass now.
    if (pLight->GetLightInfluenceBitMaskEntity())
    {
      int j;
      
      int iNumLitEntities = s_LitEntityCollection.GetNumEntries();

      Vision::RenderLoopHelper.BeginEntityRendering();

      for (j=0; j<iNumLitEntities; j++)
      {
        VisBaseEntity_cl *pEntity = s_LitEntityCollection.GetEntry(j);
        // Ignore foreground entities (they don't trivially support additive lighting)
        if (pEntity->IsObjectAlwaysInForegroundEnabled())
          continue;
        if (!(pEntity->GetLightInfluenceBitMask() & pLight->GetLightInfluenceBitMaskEntity()))
          continue;
        if (!pVisColl->IsEntityVisible(pEntity))
          continue;
          
        VDynamicMesh *pMesh = pEntity->GetMesh();
          
        // Get list of all the surfaces in the model
        int iNumSubmeshes = pMesh->GetSubmeshCount();
        int iNumSurfaceShaders = 0;
        VisSurface_cl **ppSurfaceArray = pEntity->GetSurfaceArray();

        // For all the surfaces...
        for (int k=0; k<iNumSubmeshes; k++)
        {
          VDynamicSubmesh *pSubmesh = pMesh->GetSubmesh(k);
          VASSERT(pSubmesh != NULL);
          VisSurface_cl* pSurface = &m_dummySurface; 
          VisSurface_cl* pMeshSurface = pSubmesh->m_pSurface;
          VASSERT(pMeshSurface != NULL);

          bool bHasManualTemplateShaderAssignment = pMeshSurface->GetShaderMode() == VisSurface_cl::VSM_Template 
            && pMeshSurface->GetMaterialTemplate() != NULL && pMeshSurface->GetMaterialTemplate()->HasManualAssignment();

          if (shaderMode == VisMirror_cl::AlwaysSurfaceShaders || 
            (shaderMode == VisMirror_cl::SimpleForAUTO && ( (pMeshSurface->GetShaderMode() == VisSurface_cl::VSM_Manual) || bHasManualTemplateShaderAssignment) ) )
          {
//.........这里部分代码省略.........

// Renders foreground entities (i.e. entities which have been flagged as "always in foreground")
void VPostProcessTranslucencies::DrawTransparentForegroundEntities(const VisEntityCollection_cl &EntityCollection)
{
  unsigned int iNumEntities = EntityCollection.GetNumEntries(); // this collection only contains foreground objects
  if (iNumEntities==0 || m_spForegroundFillPassTechnique==NULL)
    return;

  INSERT_PERF_MARKER_SCOPE("VisionRenderLoop_cl::DrawForegroundEntities");

  unsigned int i;
  const hkvMat4* pLastProj = NULL;

  Vision::RenderLoopHelper.BeginEntityRendering();
  const int iPassCount = m_spForegroundFillPassTechnique->GetShaderCount();
  for (int iPass=0;iPass<=iPassCount;iPass++) // +1 passes, where the last one is the actual material pass
  {
    for (i=0; i<iNumEntities; i++)
    {
      VisBaseEntity_cl *pEntity = EntityCollection.GetEntry(i);

      // Render only Entities that are flagged as "always in foreground"
      VASSERT_MSG(pEntity->IsObjectAlwaysInForegroundEnabled(), "Only entities with this flag should be passed to this function");

      if (pEntity->HasShadersForPass(VPT_TransparentPass))
      {
        VDynamicMesh *pMesh = pEntity->GetMesh();
        VisShaderSet_cl *pShaderSet = pEntity->GetActiveShaderSet();

        VASSERT(pMesh && pShaderSet);

        const hkvMat4* pThisProj = pEntity->GetCustomProjectionMatrixForForegroundObject();

        if (pThisProj != pLastProj)
        {
          VisRenderStates_cl::SetCurrentProjectionMatrix(pThisProj);
          pLastProj = pThisProj;
        }

        if (iPass<iPassCount) // depth fill pass
        {
          VCompiledShaderPass *pPass = m_spForegroundFillPassTechnique->GetShader(iPass);
          Vision::RenderLoopHelper.RenderEntityWithShaders(pEntity, 1, &pPass);
        }
        else // material pass
        {
          const VisDrawCallInfo_t *pAssignment;

          int iNumSurfaceShaders = pShaderSet->GetShaderAssignmentList(&pAssignment);

          // If the shaders make use of the lighting information, we need to track the light grid
          if (pMesh != NULL && pMesh->HasLitSurfaces() && 
            (pShaderSet->GetCombinedTrackingMask() & (VSHADER_TRACKING_LIGHTGRID_PS|VSHADER_TRACKING_LIGHTGRID_GS|VSHADER_TRACKING_LIGHTGRID_VS)) )
          {
            Vision::RenderLoopHelper.TrackLightGridInfo(pEntity);
          }

          // Render the entity with the surface shader list
          Vision::RenderLoopHelper.RenderEntityWithSurfaceShaderList(pEntity, iNumSurfaceShaders, pAssignment);
        }
      }
    }
  }

  Vision::RenderLoopHelper.EndEntityRendering();

  // reset to context projection matrix
  if (pLastProj)
  {
    VisRenderStates_cl::SetCurrentProjectionMatrix(NULL);
  }
}