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
|
/****************************************************************************
* renderfrontend.cpp
*
* This module contains the basic C++ interface for the RenderFrontend class.
*
* from Persistence of Vision(tm) Ray Tracer version 3.6.
* Copyright 1991-2003 Persistence of Vision Team
* Copyright 2003-2004 Persistence of Vision Raytracer Pty. Ltd.
*---------------------------------------------------------------------------
* NOTICE: This source code file is provided so that users may experiment
* with enhancements to POV-Ray and to port the software to platforms other
* than those supported by the POV-Ray developers. There are strict rules
* regarding how you are permitted to use this file. These rules are contained
* in the distribution and derivative versions licenses which should have been
* provided with this file.
*
* These licences may be found online, linked from the end-user license
* agreement that is located at http://www.povray.org/povlegal.html
*---------------------------------------------------------------------------
* This program 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/povray/3.6-release/source/frontend/renderfrontend.cpp $
* $Revision: #2 $
* $Change: 2939 $
* $DateTime: 2004/07/04 13:43:26 $
* $Author: root $
* $Log$
*****************************************************************************/
#include "configfrontend.h"
#include "renderfrontend.h"
#include "povmsgid.h"
#include "pov_err.h"
BEGIN_POV_FRONTEND_NAMESPACE
RenderFrontend::RenderFrontend(POVMSContext ctx, POVMSAddress baddr) : MessageOutput(ctx)
{
int err = kNoErr;
context = ctx;
backendaddress = baddr;
state = kUnknown;
InstallFront(kPOVMsgClass_RenderOutput, kPOVMsgIdent_RenderStarted, this, &RenderFrontend::RenderStarted);
InstallBack(kPOVMsgClass_RenderOutput, kPOVMsgIdent_RenderDone, this, &RenderFrontend::RenderDone);
state = kReady;
}
RenderFrontend::~RenderFrontend()
{
state = kUnknown;
}
void RenderFrontend::StartRender(POVMS_Object& renderoptions)
{
if(state != kReady)
throw int(kNotNowErr);
POVMS_Message optionsmsg(kPOVObjectClass_ROptions, kPOVMsgClass_RenderControl, kPOVMsgIdent_RenderOptions);
POVMS_Message startmsg(kPOVMSType_WildCard, kPOVMsgClass_RenderControl, kPOVMsgIdent_RenderAll);
optionsmsg.Merge(renderoptions);
optionsmsg.SetDestinationAddress(backendaddress);
POVMS_SendMessage(context, optionsmsg, NULL, kPOVMSSendMode_NoReply);
startmsg.SetDestinationAddress(backendaddress);
POVMS_SendMessage(context, startmsg, NULL, kPOVMSSendMode_NoReply);
state = kStartRequested;
}
void RenderFrontend::StopRender()
{
if(state <= kReady)
throw int(kNotNowErr);
POVMS_Message stopmsg(kPOVMSType_WildCard, kPOVMsgClass_RenderControl, kPOVMsgIdent_RenderStop);
stopmsg.SetDestinationAddress(backendaddress);
POVMS_SendMessage(context, stopmsg, NULL, kPOVMSSendMode_NoReply);
state = kStopRequested;
}
void RenderFrontend::RenderStarted(POVMS_Message&, POVMS_Message&, int)
{
state = kRendering;
}
void RenderFrontend::RenderDone(POVMS_Message&, POVMS_Message&, int)
{
state = kReady;
}
END_POV_FRONTEND_NAMESPACE
|
