source: GTP/trunk/Lib/Vis/OnlineCullingCHC/src/VisibilityManager.cpp @ 2289

Revision 2289, 4.1 KB checked in by mattausch, 18 years ago (diff)
RevLine 
[59]1#include "VisibilityManager.h"
2#include "StopAndWaitCullingManager.h"
3#include "CoherentHierarchicalCullingManager.h"
4#include "FrustumCullingManager.h"
[65]5#include "DummyPreprocessingManager.h"
[2278]6#include "RandomUpdateCullingManager.h"
[2280]7#include "CullingLogManager.h"
[59]8
[2280]9
[59]10namespace GtpVisibility {
[95]11
[74]12//-----------------------------------------------------------------------
13VisibilityManager::VisibilityManager(VisibilityEnvironment *visEnvironment):
[722]14mVisibilityThreshold(0),
15mCullingManager(NULL),
[153]16mQueryManager(NULL),
[100]17mPreprocessingManager(new DummyPreprocessingManager(NULL)),
[147]18mVisibilityEnvironment(visEnvironment),
[155]19mAssumedVisibilityForChc(0)
[59]20{
[720]21#if 1
[107]22        SetCullingManager(VisibilityEnvironment::COHERENT_HIERARCHICAL_CULLING);
[720]23#endif
24#if 0   
25        SetCullingManager(VisibilityEnvironment::STOP_AND_WAIT_CULLING);
26#endif
27#if 0
28        SetCullingManager(VisibilityEnvironment::FRUSTUM_CULLING);
29#endif
[59]30}
[74]31//-----------------------------------------------------------------------
[59]32VisibilityManager::~VisibilityManager()
33{
34        delete mCullingManager;
[153]35        delete mPreprocessingManager;
[2280]36        CullingLogManager::DelSingleton();
[59]37}
[74]38//-----------------------------------------------------------------------
[155]39void VisibilityManager::SetCullingManager(VisibilityEnvironment::
40                                                                                  CullingManagerType ocmType)
[59]41{
[94]42        // change only if necessary
43        if (!mCullingManager || (mCullingManagerType != ocmType))
[59]44        {
[92]45                // delete old culling manager
[100]46                if (mCullingManager)
[103]47                {
[94]48                        delete mCullingManager;
[103]49                }
[155]50
[92]51                mCullingManagerType = ocmType;
52               
[59]53                switch (ocmType)
54                {
55                case VisibilityEnvironment::COHERENT_HIERARCHICAL_CULLING:
[155]56                        mCullingManager = new CoherentHierarchicalCullingManager(mAssumedVisibilityForChc);
[59]57                        break;
58
59                case VisibilityEnvironment::FRUSTUM_CULLING:
[2289]60                        mCullingManager = new FrustumCullingManager();
61                        break;
62
63                case VisibilityEnvironment::RANDOM_UPDATE_CULLING:
[2287]64                        mCullingManager = new RandomUpdateCullingManager();     
[59]65                        break;
[114]66
[2287]67                case VisibilityEnvironment::STOP_AND_WAIT_CULLING:
68                        mCullingManager = new StopAndWaitCullingManager();
69                        //mCullingManager = new RandomUpdateCullingManager();
70                        break;
71
[59]72                default:
[2280]73                        mCullingManager = new CoherentHierarchicalCullingManager(mAssumedVisibilityForChc);
[59]74                        break;
[114]75
[59]76                }
[114]77
[2280]78                /////////
[254]79                //-- set threshold
[2280]80                mCullingManager->SetVisibilityThreshold(mVisibilityThreshold); 
[59]81        }
82}
[74]83//-----------------------------------------------------------------------
84void VisibilityManager::SetVisibilityCullingThreshold(unsigned int visibilityThreshold)
85{
86        mVisibilityThreshold = visibilityThreshold;
87        mCullingManager->SetVisibilityThreshold(mVisibilityThreshold);
88}
89//-----------------------------------------------------------------------
[59]90CullingManager *VisibilityManager::GetCullingManager()
91{
92        return mCullingManager;
93}
[74]94//-----------------------------------------------------------------------
[59]95void VisibilityManager::ApplyVisibilityCulling()
96{
97        mCullingManager->RenderScene();
98}
[100]99//-----------------------------------------------------------------------
[92]100VisibilityEnvironment::CullingManagerType VisibilityManager::GetCullingManagerType()
101{
102        return mCullingManagerType;
103}
[130]104//-----------------------------------------------------------------------
105void VisibilityManager::SetQueryManager(QueryManager *queryManager)
106{
107        mQueryManager = queryManager;
108}
109//-----------------------------------------------------------------------
110QueryManager *VisibilityManager::GetQueryManager()
111{
112        return mQueryManager;
113}
[153]114//-----------------------------------------------------------------------
[155]115void VisibilityManager::SetAssumedVisibilityForChc(unsigned int assumedVisibility)
116                                                                         
[146]117{
[155]118        mAssumedVisibilityForChc = assumedVisibility;
[146]119
[155]120        // in case we currently use chc
[146]121        if (VisibilityManager::GetCullingManagerType() ==
122                VisibilityEnvironment::COHERENT_HIERARCHICAL_CULLING)
123        {
[2066]124                static_cast<CoherentHierarchicalCullingManager *>(mCullingManager)->
[155]125                                SetAssumedVisibility(assumedVisibility);
[146]126        }
127}
[925]128//-----------------------------------------------------------------------
129VisibilityEnvironment *VisibilityManager::GetVisibilityEnvironment()
130{
131        return mVisibilityEnvironment;
132}
[155]133
[59]134} // namespace GtpVisibility
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