axmol/extensions/Particle3D/PU/CCPUBoxEmitter.cpp

/****************************************************************************
 Copyright (C) 2013 Henry van Merode. All rights reserved.
 Copyright (c) 2015-2016 Chukong Technologies Inc.
 Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.

 https://adxeproject.github.io/

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 of this software and associated documentation files (the "Software"), to deal
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 furnished to do so, subject to the following conditions:

 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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#include "CCPUBoxEmitter.h"
#include "extensions/Particle3D/PU/CCPUParticleSystem3D.h"

NS_CC_BEGIN

// Constants
const float CCPUBoxEmitter::DEFAULT_WIDTH  = 100.0f;
const float CCPUBoxEmitter::DEFAULT_HEIGHT = 100.0f;
const float CCPUBoxEmitter::DEFAULT_DEPTH  = 100.0f;

//-----------------------------------------------------------------------
CCPUBoxEmitter::CCPUBoxEmitter()
    : PUEmitter()
    , _height(DEFAULT_HEIGHT)
    , _width(DEFAULT_WIDTH)
    , _depth(DEFAULT_DEPTH)
    , _xRange(0.5f * DEFAULT_WIDTH)
    , _yRange(0.5f * DEFAULT_HEIGHT)
    , _zRange(0.5f * DEFAULT_DEPTH)
{}
//-----------------------------------------------------------------------
float CCPUBoxEmitter::getHeight() const
{
    return _height;
}
//-----------------------------------------------------------------------
void CCPUBoxEmitter::setHeight(const float height)
{
    _height = height;
    _yRange = 0.5f * height;
}
//-----------------------------------------------------------------------
float CCPUBoxEmitter::getWidth() const
{
    return _width;
}
//-----------------------------------------------------------------------
void CCPUBoxEmitter::setWidth(const float width)
{
    _width  = width;
    _xRange = 0.5f * width;
}
//-----------------------------------------------------------------------
float CCPUBoxEmitter::getDepth() const
{
    return _depth;
}
//-----------------------------------------------------------------------
void CCPUBoxEmitter::setDepth(const float depth)
{
    _depth  = depth;
    _zRange = 0.5f * depth;
}
//-----------------------------------------------------------------------
void CCPUBoxEmitter::initParticlePosition(PUParticle3D* particle)
{
    // ParticleSystem* sys = mParentTechnique->getParentSystem();

    // if (sys)
    {
        Mat4 rotMat;
        Mat4::createRotation(static_cast<PUParticleSystem3D*>(_particleSystem)->getDerivedOrientation(), &rotMat);
        particle->position = getDerivedPosition() + rotMat * (/*_emitterScale **/
                                                              Vec3(CCRANDOM_MINUS1_1() * _xRange * _emitterScale.x,
                                                                   CCRANDOM_MINUS1_1() * _yRange * _emitterScale.y,
                                                                   CCRANDOM_MINUS1_1() * _zRange * _emitterScale.z));
    }
    // else
    //{
    //	particle->position = getDerivedPosition() +
    //		_emitterScale *
    //		Vector3(Math::SymmetricRandom() * _xRange,
    //		Math::SymmetricRandom() * _yRange,
    //		Math::SymmetricRandom() * _zRange);
    // }

    particle->originalPosition = particle->position;
}

CCPUBoxEmitter* CCPUBoxEmitter::create()
{
    auto pe = new CCPUBoxEmitter();
    pe->autorelease();
    return pe;
}

void CCPUBoxEmitter::copyAttributesTo(PUEmitter* emitter)
{
    PUEmitter::copyAttributesTo(emitter);

    CCPUBoxEmitter* boxEmitter = static_cast<CCPUBoxEmitter*>(emitter);
    boxEmitter->_height        = _height;
    boxEmitter->_width         = _width;
    boxEmitter->_depth         = _depth;
    boxEmitter->_xRange        = _xRange;
    boxEmitter->_yRange        = _yRange;
    boxEmitter->_zRange        = _zRange;
}

CCPUBoxEmitter* CCPUBoxEmitter::clone()
{
    auto be = CCPUBoxEmitter::create();
    copyAttributesTo(be);
    return be;
}

NS_CC_END