source: GTP/trunk/Lib/Vis/OnlineCullingCHC/src/VisibilityManager.cpp @ 2287

Revision 2287, 4.1 KB checked in by mattausch, 18 years ago (diff)

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