[3567] | 1 | /* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*- */ |
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| 2 | /* |
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| 3 | * Copyright (c) 2004-2013 HUBzero Foundation, LLC |
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| 4 | * |
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| 5 | * Authors: |
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| 6 | * Wei Qiao <qiaow@purdue.edu> |
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| 7 | * Insoo Woo <iwoo@purdue.edu> |
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| 8 | * George A. Howlett <gah@purdue.edu> |
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| 9 | * Leif Delgass <ldelgass@purdue.edu> |
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| 10 | */ |
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| 11 | |
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| 12 | #include <assert.h> |
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| 13 | |
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| 14 | #include <vrmath/Vector4f.h> |
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| 15 | |
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| 16 | #include "nanovis.h" // For NMESH |
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| 17 | #include "FlowParticles.h" |
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[4612] | 18 | #include "Flow.h" |
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[3567] | 19 | #include "Trace.h" |
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| 20 | |
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| 21 | using namespace vrmath; |
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| 22 | |
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| 23 | FlowParticles::FlowParticles(const char *name) : |
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| 24 | _name(name), |
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| 25 | _renderer(new NvParticleRenderer(NMESH, NMESH)) |
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| 26 | { |
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| 27 | _sv.position.value = 0.0f; |
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| 28 | _sv.position.flags = RELPOS; |
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| 29 | _sv.position.axis = 0; // X_AXIS |
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| 30 | _sv.color.r = _sv.color.g = _sv.color.b = _sv.color.a = 1.0f; |
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| 31 | _sv.isHidden = false; |
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| 32 | _sv.particleSize = 1.2; |
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| 33 | } |
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| 34 | |
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| 35 | FlowParticles::~FlowParticles() |
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| 36 | { |
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| 37 | TRACE("Deleting renderer"); |
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| 38 | if (_renderer != NULL) { |
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| 39 | delete _renderer; |
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| 40 | } |
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| 41 | TRACE("Freeing switches"); |
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| 42 | Rappture::FreeSwitches(_switches, &_sv, 0); |
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| 43 | } |
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| 44 | |
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| 45 | void |
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| 46 | FlowParticles::render() |
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| 47 | { |
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| 48 | TRACE("Particles '%s' axis: %d pos: %g rel pos: %g", |
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| 49 | _name.c_str(), _sv.position.axis, _sv.position.value, |
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[4612] | 50 | Flow::getRelativePosition(&_sv.position)); |
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[3567] | 51 | |
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[4612] | 52 | _renderer->setPos(Flow::getRelativePosition(&_sv.position)); |
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[3567] | 53 | _renderer->setAxis(_sv.position.axis); |
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| 54 | assert(_renderer->active()); |
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| 55 | _renderer->render(); |
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| 56 | } |
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| 57 | |
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| 58 | void |
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| 59 | FlowParticles::configure() |
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| 60 | { |
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[4612] | 61 | _renderer->setPos(Flow::getRelativePosition(&_sv.position)); |
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[3567] | 62 | _renderer->setColor(Vector4f(_sv.color.r, |
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| 63 | _sv.color.g, |
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| 64 | _sv.color.b, |
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| 65 | _sv.color.a)); |
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| 66 | _renderer->particleSize(_sv.particleSize); |
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| 67 | _renderer->setAxis(_sv.position.axis); |
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| 68 | _renderer->active(!_sv.isHidden); |
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| 69 | } |
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