forked from Kitware/VTK
-
Notifications
You must be signed in to change notification settings - Fork 0
/
vtkOSPRayVolumeCache.cxx
82 lines (70 loc) · 2.11 KB
/
vtkOSPRayVolumeCache.cxx
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
/*=========================================================================
Program: Visualization Toolkit
Module: vtkOSPRayVolumeCache.h
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkOSPRayVolumeCache.h"
//------------------------------------------------------------------------------
vtkOSPRayVolumeCache::vtkOSPRayVolumeCache()
{
this->Size = 0;
};
//------------------------------------------------------------------------------
vtkOSPRayVolumeCache::~vtkOSPRayVolumeCache()
{
this->Empty();
};
//------------------------------------------------------------------------------
void vtkOSPRayVolumeCache::AddToCache(double tstep, OSPVolume payload)
{
if (static_cast<int>(this->Contents.size()) >= this->Size)
{
return;
}
OSPVolume content = this->GetFromCache(tstep);
ospRelease(content);
this->Contents[tstep] = payload;
}
//------------------------------------------------------------------------------
OSPVolume vtkOSPRayVolumeCache::GetFromCache(double tstep)
{
auto ret = this->Contents.find(tstep);
if (ret != this->Contents.end())
{
return ret->second;
}
return nullptr;
}
//------------------------------------------------------------------------------
void vtkOSPRayVolumeCache::Empty()
{
for (auto itr : this->Contents)
{
ospRelease(itr.second);
}
this->Contents.clear();
this->Size = 0;
}
//------------------------------------------------------------------------------
int vtkOSPRayVolumeCache::GetSize()
{
return this->Size;
}
//------------------------------------------------------------------------------
void vtkOSPRayVolumeCache::SetSize(int sz)
{
if (sz == this->Size)
{
return;
}
if (sz < this->Size)
{
this->Empty();
}
this->Size = sz;
}