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
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
|
/*******************************************************************************
* radiositytask.h
*
* This file contains ... TODO ...
*
* ---------------------------------------------------------------------------
* Persistence of Vision Ray Tracer ('POV-Ray') version 3.7.
* Copyright 1991-2013 Persistence of Vision Raytracer Pty. Ltd.
*
* POV-Ray is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* POV-Ray is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
* ---------------------------------------------------------------------------
* POV-Ray is based on the popular DKB raytracer version 2.12.
* DKBTrace was originally written by David K. Buck.
* DKBTrace Ver 2.0-2.12 were written by David K. Buck & Aaron A. Collins.
* ---------------------------------------------------------------------------
* $File: //depot/public/povray/3.x/source/backend/render/radiositytask.h $
* $Revision: #1 $
* $Change: 6069 $
* $DateTime: 2013/11/06 11:59:40 $
* $Author: chrisc $
*******************************************************************************/
#ifndef POVRAY_BACKEND_RADIOSITYTASK_H
#define POVRAY_BACKEND_RADIOSITYTASK_H
#include "backend/render/tracepixel.h"
namespace pov
{
class RadiosityTask : public RenderTask
{
public:
RadiosityTask(ViewData *vd, DBL ptsz, DBL ptesz, unsigned int pts, unsigned int ptsc, unsigned int nt);
virtual ~RadiosityTask();
virtual void Run();
virtual void Stopped();
virtual void Finish();
private:
class CooperateFunction : public Trace::CooperateFunctor
{
public:
CooperateFunction(Task& t) : task(t) { }
virtual void operator()() { task.Cooperate(); }
private:
Task& task;
};
struct RadiositySubBlockInfo {
RadiositySubBlockInfo(unsigned short x, unsigned short y): subBlockPosX(x), subBlockPosY(y) {}
unsigned short subBlockPosX, subBlockPosY;
};
class RadiosityBlockInfo : public ViewData::BlockInfo
{
public:
RadiosityBlockInfo(): pass(0), subBlockCountX(1), subBlockCountY(1), completion(0.0)
{
incompleteSubBlocks.push_back(RadiositySubBlockInfo(0,0));
}
unsigned short pass;
unsigned short subBlockCountX;
unsigned short subBlockCountY;
std::deque<RadiositySubBlockInfo> incompleteSubBlocks;
float completion;
};
/// tracing core
TracePixel trace;
/// pretrace start size
DBL pretraceStartSize;
/// pretrace end size
DBL pretraceEndSize;
/// pretrace coverage threshold for adaptive pretrace
float pretraceCoverage;
CooperateFunction cooperate;
MediaFunction media;
RadiosityFunction radiosity;
PhotonGatherer photonGatherer;
unsigned int pretraceStep;
unsigned int pretraceStepCount;
int nominalThreads;
};
}
#endif // POVRAY_BACKEND_RADIOSITYTASK_H
|
