source: OGRE/trunk/ogrenew/PlugIns/ParticleFX/src/OgrePointEmitter.cpp @ 692

Revision 692, 2.5 KB checked in by mattausch, 19 years ago (diff)

adding ogre 1.2 and dependencies

Line 
1/*
2-----------------------------------------------------------------------------
3This source file is part of OGRE
4    (Object-oriented Graphics Rendering Engine)
5For the latest info, see http://www.ogre3d.org/
6
7Copyright (c) 2000-2005 The OGRE Team
8Also see acknowledgements in Readme.html
9
10This program is free software; you can redistribute it and/or modify it under
11the terms of the GNU Lesser General Public License as published by the Free Software
12Foundation; either version 2 of the License, or (at your option) any later
13version.
14
15This program is distributed in the hope that it will be useful, but WITHOUT
16ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
18
19You should have received a copy of the GNU Lesser General Public License along with
20this program; if not, write to the Free Software Foundation, Inc., 59 Temple
21Place - Suite 330, Boston, MA 02111-1307, USA, or go to
22http://www.gnu.org/copyleft/lesser.txt.
23-----------------------------------------------------------------------------
24*/
25#include "OgrePointEmitter.h"
26#include "OgreParticle.h"
27
28
29
30namespace Ogre {
31
32    //-----------------------------------------------------------------------
33    PointEmitter::PointEmitter(ParticleSystem* psys)
34        :ParticleEmitter(psys)
35    {
36        mType = "Point";
37        // Set up parameters
38        if (createParamDictionary("PointEmitter"))
39        {
40            addBaseParameters();
41        }
42        // No custom parameters
43    }
44    //-----------------------------------------------------------------------
45    void PointEmitter::_initParticle(Particle* pParticle)
46    {
47        // Very simple emitter, uses default implementations with no modification
48
49        // Call superclass
50        ParticleEmitter::_initParticle(pParticle);
51
52        // Point emitter emits from own position
53        pParticle->position = mPosition;
54
55        // Generate complex data by reference
56        genEmissionColour(pParticle->colour);
57        genEmissionDirection(pParticle->direction);
58        genEmissionVelocity(pParticle->direction);
59
60        // Generate simpler data
61        pParticle->timeToLive = pParticle->totalTimeToLive = genEmissionTTL();
62       
63    }
64    //-----------------------------------------------------------------------
65    unsigned short PointEmitter::_getEmissionCount(Real timeElapsed)
66    {
67        // Use basic constant emission
68        return genConstantEmissionCount(timeElapsed);
69    }
70}
71
72
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