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axmol/tests/cpp-tests/Classes/ParticleTest/ParticleTest.cpp

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/****************************************************************************
Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
https://axis-project.github.io/
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
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,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#include "ParticleTest.h"
#include "../testResource.h"
#include "cocostudio/CocosStudioExtension.h"
USING_NS_CC;
enum
{
kTagParticleCount = 1,
};
//------------------------------------------------------------------
//
// DemoFirework
//
//------------------------------------------------------------------
void DemoFirework::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleFireworks::create();
_emitter->retain();
_background->addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
setEmitterPosition();
}
std::string DemoFirework::subtitle() const
{
return "ParticleFireworks";
}
//------------------------------------------------------------------
//
// DemoFire
//
//------------------------------------------------------------------
void DemoFire::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleFire::create();
_emitter->retain();
_background->addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_fire)); //.pvr");
auto p = _emitter->getPosition();
_emitter->setPosition(Vec2(p.x, 100.0f));
setEmitterPosition();
}
std::string DemoFire::subtitle() const
{
return "ParticleFire";
}
//------------------------------------------------------------------
//
// DemoSun
//
//------------------------------------------------------------------
void DemoSun::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleSun::create();
_emitter->retain();
_background->addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_fire));
setEmitterPosition();
}
std::string DemoSun::subtitle() const
{
return "ParticleSun";
}
//------------------------------------------------------------------
//
// DemoPause
//
//------------------------------------------------------------------
void DemoPause::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleSmoke::create();
_emitter->retain();
_background->addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_fire));
setEmitterPosition();
schedule(CC_SCHEDULE_SELECTOR(DemoPause::pauseEmitter), 2.0f);
}
void DemoPause::pauseEmitter(float time)
{
if (_emitter->isPaused())
{
_emitter->resumeEmissions();
}
else
{
_emitter->pauseEmissions();
}
}
std::string DemoPause::subtitle() const
{
return "Pause Particle";
}
//------------------------------------------------------------------
//
// DemoGalaxy
//
//------------------------------------------------------------------
void DemoGalaxy::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleGalaxy::create();
_emitter->retain();
_background->addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_fire));
setEmitterPosition();
}
std::string DemoGalaxy::subtitle() const
{
return "ParticleGalaxy";
}
//------------------------------------------------------------------
//
// DemoFlower
//
//------------------------------------------------------------------
void DemoFlower::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleFlower::create();
_emitter->retain();
_background->addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
setEmitterPosition();
}
std::string DemoFlower::subtitle() const
{
return "ParticleFlower";
}
//------------------------------------------------------------------
//
// DemoBigFlower
//
//------------------------------------------------------------------
void DemoBigFlower::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleSystemQuad::createWithTotalParticles(50);
_emitter->retain();
_background->addChild(_emitter, 10);
////_emitter->release(); // win32 : use this line or remove this line and use autorelease()
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setDuration(-1);
// gravity
_emitter->setGravity(Vec2::ZERO);
// angle
_emitter->setAngle(90);
_emitter->setAngleVar(360);
// speed of particles
_emitter->setSpeed(160);
_emitter->setSpeedVar(20);
// radial
_emitter->setRadialAccel(-120);
_emitter->setRadialAccelVar(0);
// tangential
_emitter->setTangentialAccel(30);
_emitter->setTangentialAccelVar(0);
// emitter position
_emitter->setPosition(Vec2(160, 240));
_emitter->setPosVar(Vec2::ZERO);
// life of particles
_emitter->setLife(4);
_emitter->setLifeVar(1);
// spin of particles
_emitter->setStartSpin(0);
_emitter->setStartSizeVar(0);
_emitter->setEndSpin(0);
_emitter->setEndSpinVar(0);
// color of particles
Color4F startColor(0.5f, 0.5f, 0.5f, 1.0f);
_emitter->setStartColor(startColor);
Color4F startColorVar(0.5f, 0.5f, 0.5f, 1.0f);
_emitter->setStartColorVar(startColorVar);
Color4F endColor(0.1f, 0.1f, 0.1f, 0.2f);
_emitter->setEndColor(endColor);
Color4F endColorVar(0.1f, 0.1f, 0.1f, 0.2f);
_emitter->setEndColorVar(endColorVar);
// size, in pixels
_emitter->setStartSize(80.0f);
_emitter->setStartSizeVar(40.0f);
_emitter->setEndSize(ParticleSystem::START_SIZE_EQUAL_TO_END_SIZE);
// emits per second
_emitter->setEmissionRate(_emitter->getTotalParticles() / _emitter->getLife());
// additive
_emitter->setBlendAdditive(true);
setEmitterPosition();
}
std::string DemoBigFlower::subtitle() const
{
return "ParticleBigFlower";
}
//------------------------------------------------------------------
//
// DemoRotFlower
//
//------------------------------------------------------------------
void DemoRotFlower::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleSystemQuad::createWithTotalParticles(300);
_emitter->retain();
_background->addChild(_emitter, 10);
////_emitter->release(); // win32 : Remove this line
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars2));
// duration
_emitter->setDuration(-1);
// gravity
_emitter->setGravity(Vec2::ZERO);
// angle
_emitter->setAngle(90);
_emitter->setAngleVar(360);
// speed of particles
_emitter->setSpeed(160);
_emitter->setSpeedVar(20);
// radial
_emitter->setRadialAccel(-120);
_emitter->setRadialAccelVar(0);
// tangential
_emitter->setTangentialAccel(30);
_emitter->setTangentialAccelVar(0);
// emitter position
_emitter->setPosition(Vec2(160, 240));
_emitter->setPosVar(Vec2::ZERO);
// life of particles
_emitter->setLife(3);
_emitter->setLifeVar(1);
// spin of particles
_emitter->setStartSpin(0);
_emitter->setStartSpinVar(0);
_emitter->setEndSpin(0);
_emitter->setEndSpinVar(2000);
// color of particles
Color4F startColor(0.5f, 0.5f, 0.5f, 1.0f);
_emitter->setStartColor(startColor);
Color4F startColorVar(0.5f, 0.5f, 0.5f, 1.0f);
_emitter->setStartColorVar(startColorVar);
Color4F endColor(0.1f, 0.1f, 0.1f, 0.2f);
_emitter->setEndColor(endColor);
Color4F endColorVar(0.1f, 0.1f, 0.1f, 0.2f);
_emitter->setEndColorVar(endColorVar);
// size, in pixels
_emitter->setStartSize(30.0f);
_emitter->setStartSizeVar(00.0f);
_emitter->setEndSize(ParticleSystem::START_SIZE_EQUAL_TO_END_SIZE);
// emits per second
_emitter->setEmissionRate(_emitter->getTotalParticles() / _emitter->getLife());
// additive
_emitter->setBlendAdditive(false);
setEmitterPosition();
}
std::string DemoRotFlower::subtitle() const
{
return "ParticleRotFlower";
}
//------------------------------------------------------------------
//
// DemoMeteor
//
//------------------------------------------------------------------
void DemoMeteor::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleMeteor::create();
_emitter->retain();
_background->addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_fire));
setEmitterPosition();
}
std::string DemoMeteor::subtitle() const
{
return "ParticleMeteor";
}
//------------------------------------------------------------------
//
// DemoSpiral
//
//------------------------------------------------------------------
void DemoSpiral::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleSpiral::create();
_emitter->retain();
_background->addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_fire));
setEmitterPosition();
}
std::string DemoSpiral::subtitle() const
{
return "ParticleSpiral";
}
//------------------------------------------------------------------
//
// DemoExplosion
//
//------------------------------------------------------------------
void DemoExplosion::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleExplosion::create();
_emitter->retain();
_background->addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setAutoRemoveOnFinish(true);
setEmitterPosition();
}
std::string DemoExplosion::subtitle() const
{
return "ParticleExplosion";
}
//------------------------------------------------------------------
//
// DemoSmoke
//
//------------------------------------------------------------------
void DemoSmoke::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleSmoke::create();
_emitter->retain();
_background->addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_fire));
auto p = _emitter->getPosition();
_emitter->setPosition(Vec2(p.x, 100.0f));
setEmitterPosition();
}
std::string DemoSmoke::subtitle() const
{
return "ParticleSmoke";
}
//------------------------------------------------------------------
//
// DemoSnow
//
//------------------------------------------------------------------
void DemoSnow::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleSnow::create();
_emitter->retain();
_background->addChild(_emitter, 10);
auto p = _emitter->getPosition();
_emitter->setPosition(Vec2(p.x, p.y - 110));
_emitter->setLife(3);
_emitter->setLifeVar(1);
// gravity
_emitter->setGravity(Vec2(0.0f, -10.0f));
// speed of particles
_emitter->setSpeed(130);
_emitter->setSpeedVar(30);
Color4F startColor = _emitter->getStartColor();
startColor.r = 0.9f;
startColor.g = 0.9f;
startColor.b = 0.9f;
_emitter->setStartColor(startColor);
Color4F startColorVar = _emitter->getStartColorVar();
startColorVar.b = 0.1f;
_emitter->setStartColorVar(startColorVar);
_emitter->setEmissionRate(_emitter->getTotalParticles() / _emitter->getLife());
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_snow));
setEmitterPosition();
}
std::string DemoSnow::subtitle() const
{
return "ParticleSnow";
}
//------------------------------------------------------------------
//
// DemoRain
//
//------------------------------------------------------------------
void DemoRain::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleRain::create();
_emitter->retain();
_background->addChild(_emitter, 10);
auto p = _emitter->getPosition();
_emitter->setPosition(Vec2(p.x, p.y - 100));
_emitter->setLife(4);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_fire));
setEmitterPosition();
}
std::string DemoRain::subtitle() const
{
return "ParticleRain";
}
//------------------------------------------------------------------
//
// DemoModernArt
//
//------------------------------------------------------------------
void DemoModernArt::onEnter()
{
ParticleDemo::onEnter();
// FIXME: If use ParticleSystemPoint, bada 1.0 device will crash.
// Crash place: ParticleSystemPoint.cpp Line 149, function: glDrawArrays(GL_POINTS, 0, _particleIdx);
_emitter = ParticleSystemQuad::createWithTotalParticles(1000);
_emitter->retain();
_background->addChild(_emitter, 10);
////_emitter->release();
auto s = Director::getInstance()->getWinSize();
// duration
_emitter->setDuration(-1);
// gravity
_emitter->setGravity(Vec2(0.0f, 0.0f));
// angle
_emitter->setAngle(0);
_emitter->setAngleVar(360);
// radial
_emitter->setRadialAccel(70);
_emitter->setRadialAccelVar(10);
// tangential
_emitter->setTangentialAccel(80);
_emitter->setTangentialAccelVar(0);
// speed of particles
_emitter->setSpeed(50);
_emitter->setSpeedVar(10);
// emitter position
_emitter->setPosition(Vec2(s.width / 2, s.height / 2));
_emitter->setPosVar(Vec2::ZERO);
// life of particles
_emitter->setLife(2.0f);
_emitter->setLifeVar(0.3f);
// emits per frame
_emitter->setEmissionRate(_emitter->getTotalParticles() / _emitter->getLife());
// color of particles
Color4F startColor(0.5f, 0.5f, 0.5f, 1.0f);
_emitter->setStartColor(startColor);
Color4F startColorVar(0.5f, 0.5f, 0.5f, 1.0f);
_emitter->setStartColorVar(startColorVar);
Color4F endColor(0.1f, 0.1f, 0.1f, 0.2f);
_emitter->setEndColor(endColor);
Color4F endColorVar(0.1f, 0.1f, 0.1f, 0.2f);
_emitter->setEndColorVar(endColorVar);
// size, in pixels
_emitter->setStartSize(1.0f);
_emitter->setStartSizeVar(1.0f);
_emitter->setEndSize(32.0f);
_emitter->setEndSizeVar(8.0f);
// texture
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_fire));
// additive
_emitter->setBlendAdditive(false);
setEmitterPosition();
}
std::string DemoModernArt::subtitle() const
{
return "Varying size";
}
//------------------------------------------------------------------
//
// DemoRing
//
//------------------------------------------------------------------
void DemoRing::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleFlower::create();
_emitter->retain();
_background->addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setLifeVar(0);
_emitter->setLife(10);
_emitter->setSpeed(100);
_emitter->setSpeedVar(0);
_emitter->setEmissionRate(10000);
setEmitterPosition();
}
std::string DemoRing::subtitle() const
{
return "Ring Demo";
}
//------------------------------------------------------------------
//
// ParallaxParticle
//
//------------------------------------------------------------------
void ParallaxParticle::onEnter()
{
ParticleDemo::onEnter();
_background->getParent()->removeChild(_background, true);
_background = nullptr;
auto p = ParallaxNode::create();
addChild(p, 5);
auto p1 = Sprite::create(s_back3);
auto p2 = Sprite::create(s_back3);
p->addChild(p1, 1, Vec2(0.5f, 1.0f), Vec2(0.0f, 250.0f));
p->addChild(p2, 2, Vec2(1.5f, 1.0f), Vec2(0.0f, 50.0f));
_emitter = ParticleFlower::create();
_emitter->retain();
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_fire));
p1->addChild(_emitter, 10);
_emitter->setPosition(Vec2(250, 200));
auto par = ParticleSun::create();
p2->addChild(par, 10);
par->setTexture(Director::getInstance()->getTextureCache()->addImage(s_fire));
auto move = MoveBy::create(4, Vec2(300.0f, 0.0f));
auto move_back = move->reverse();
auto seq = Sequence::create(move, move_back, nullptr);
p->runAction(RepeatForever::create(seq));
}
std::string ParallaxParticle::subtitle() const
{
return "Parallax + Particles";
}
//------------------------------------------------------------------
//
// DemoFixedFPS
//
//------------------------------------------------------------------
void DemoFixedFPS::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setFixedFPS(15.0F);
setEmitterPosition();
}
std::string DemoFixedFPS::subtitle() const
{
return "Particle Fixed FPS set to 15";
}
//------------------------------------------------------------------
//
// DemoTimeScale
//
//------------------------------------------------------------------
void DemoTimeScale::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setTag(2);
setEmitterPosition();
}
std::string DemoTimeScale::subtitle() const
{
return "Particle system timescale should alternate between 1.0 and 0.0";
}
void DemoTimeScale::update(float dt)
{
auto p = (ParticleSystem*)getChildByTag(2);
elapsedTime += Director::getInstance()->getDeltaTime();
auto scale = (sin(elapsedTime * 4) + 1.0F) / 2.0F;
p->setTimeScale(scale);
}
//------------------------------------------------------------------
//
// DemoSpawnFadeIn
//
//------------------------------------------------------------------
void DemoSpawnFadeIn::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setSpawnFadeIn(0.5F);
_emitter->setSpawnFadeInVar(0);
setEmitterPosition();
}
std::string DemoSpawnFadeIn::subtitle() const
{
return "Particle spawn fade in set to 0.5 seconds";
}
//------------------------------------------------------------------
//
// DemoScaleFadeIn
//
//------------------------------------------------------------------
void DemoScaleFadeIn::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setSpawnScaleIn(1);
_emitter->setSpawnScaleInVar(0);
setEmitterPosition();
}
std::string DemoScaleFadeIn::subtitle() const
{
return "Particle spawn scale in set to 1.0 seconds";
}
//------------------------------------------------------------------
//
// DemoSimulation
//
//------------------------------------------------------------------
void DemoSimulation::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->simulate(3.0F);
setEmitterPosition();
}
std::string DemoSimulation::subtitle() const
{
return "Particle simulation, particle system should advance 3 seconds in at the start";
}
//------------------------------------------------------------------
//
// DemoSpawnRotation
//
//------------------------------------------------------------------
void DemoSpawnRotation::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setSpawnAngle(0);
_emitter->setSpawnAngleVar(180);
setEmitterPosition();
}
std::string DemoSpawnRotation::subtitle() const
{
return "Particle rotation, particles should spawn with a random rotation";
}
//------------------------------------------------------------------
//
// DemoHSV
//
//------------------------------------------------------------------
void DemoHSV::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setStartColor({1, 1, 1, 1});
_emitter->setStartColorVar({0, 0, 0, 0});
_emitter->setEndColor({1, 1, 1, 1});
_emitter->setEndColorVar({0, 0, 0, 0});
_emitter->useHSV(true);
_emitter->setHSV(HSV(90, 0.5F, 0.5F));
_emitter->setHSVVar(HSV(90, 0.5F, 0.5F));
setEmitterPosition();
}
std::string DemoHSV::subtitle() const
{
return "Particle HSV color system";
}
//------------------------------------------------------------------
//
// DemoLifeAnimation
//
//------------------------------------------------------------------
void DemoLifeAnimation::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
SpriteFrameCache::getInstance()->addSpriteFramesWithFile("Particles/animation_1.plist");
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage("Particles/animation_1.png"));
_emitter->setBlendAdditive(true);
_emitter->setStartColor({1, 1, 1, 1});
_emitter->setStartColorVar({0, 0, 0, 0});
_emitter->setEndColor({1, 1, 1, 1});
_emitter->setEndColorVar({0, 0, 0, 0});
_emitter->setEmissionRate(10);
_emitter->setStartSize(16);
_emitter->setEndSize(16);
_emitter->setLifeAnimation(true);
_emitter->resetAnimationIndices();
_emitter->addAnimationIndex("particle_anim_0.png");
_emitter->addAnimationIndex("particle_anim_1.png");
_emitter->addAnimationIndex("particle_anim_2.png");
_emitter->addAnimationIndex("particle_anim_3.png");
_emitter->addAnimationIndex("particle_anim_4.png");
_emitter->addAnimationIndex("particle_anim_5.png");
_emitter->addAnimationIndex("particle_anim_6.png");
_emitter->addAnimationIndex("particle_anim_7.png");
_emitter->addAnimationIndex("particle_anim_8.png");
_emitter->addAnimationIndex("particle_anim_9.png");
setEmitterPosition();
}
std::string DemoLifeAnimation::subtitle() const
{
return "Particle life animation, particles should show 0 to 9 based on their life";
}
//------------------------------------------------------------------
//
// DemoLifeAnimationAtlas
//
//------------------------------------------------------------------
void DemoLifeAnimationAtlas::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage("Particles/animation_1.png"));
_emitter->setBlendAdditive(true);
_emitter->setStartColor({1, 1, 1, 1});
_emitter->setStartColorVar({0, 0, 0, 0});
_emitter->setEndColor({1, 1, 1, 1});
_emitter->setEndColorVar({0, 0, 0, 0});
_emitter->setEmissionRate(10);
_emitter->setStartSize(16);
_emitter->setEndSize(16);
_emitter->setLifeAnimation(true);
_emitter->resetAnimationIndices();
_emitter->setAnimationIndicesAtlas();
setEmitterPosition();
}
std::string DemoLifeAnimationAtlas::subtitle() const
{
return "Particle life animation, particles should show 0 to 9 based on their life based on a texture atlas NOT using sprite frames";
}
//------------------------------------------------------------------
//
// DemoLifeAnimation
//
//------------------------------------------------------------------
void DemoLifeAnimationReversed::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
SpriteFrameCache::getInstance()->addSpriteFramesWithFile("Particles/animation_1.plist");
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage("Particles/animation_1.png"));
_emitter->setBlendAdditive(true);
_emitter->setStartColor({1, 1, 1, 1});
_emitter->setStartColorVar({0, 0, 0, 0});
_emitter->setEndColor({1, 1, 1, 1});
_emitter->setEndColorVar({0, 0, 0, 0});
_emitter->setEmissionRate(10);
_emitter->setStartSize(16);
_emitter->setEndSize(16);
_emitter->setLifeAnimation(true);
_emitter->resetAnimationIndices();
_emitter->addAnimationIndex("particle_anim_0.png");
_emitter->addAnimationIndex("particle_anim_1.png");
_emitter->addAnimationIndex("particle_anim_2.png");
_emitter->addAnimationIndex("particle_anim_3.png");
_emitter->addAnimationIndex("particle_anim_4.png");
_emitter->addAnimationIndex("particle_anim_5.png");
_emitter->addAnimationIndex("particle_anim_6.png");
_emitter->addAnimationIndex("particle_anim_7.png");
_emitter->addAnimationIndex("particle_anim_8.png");
_emitter->addAnimationIndex("particle_anim_9.png");
_emitter->setAnimationReverse(true);
setEmitterPosition();
}
std::string DemoLifeAnimationReversed::subtitle() const
{
return "Particle life animation, particles should show 9 to 0 reversed based on their life";
}
//------------------------------------------------------------------
//
// DemoLoopAnimation
//
//------------------------------------------------------------------
void DemoLoopAnimation::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
SpriteFrameCache::getInstance()->addSpriteFramesWithFile("Particles/animation_1.plist");
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage("Particles/animation_1.png"));
_emitter->setBlendAdditive(true);
_emitter->setStartColor({1, 1, 1, 1});
_emitter->setStartColorVar({0, 0, 0, 0});
_emitter->setEndColor({1, 1, 1, 1});
_emitter->setEndColorVar({0, 0, 0, 0});
_emitter->setEmissionRate(10);
_emitter->setStartSize(16);
_emitter->setEndSize(16);
_emitter->setLoopAnimation(true);
_emitter->resetAnimationIndices();
_emitter->resetAnimationDescriptors();
_emitter->addAnimationIndex("particle_anim_0.png");
_emitter->addAnimationIndex("particle_anim_1.png");
_emitter->addAnimationIndex("particle_anim_2.png");
_emitter->addAnimationIndex("particle_anim_3.png");
_emitter->addAnimationIndex("particle_anim_4.png");
_emitter->addAnimationIndex("particle_anim_5.png");
_emitter->addAnimationIndex("particle_anim_6.png");
_emitter->addAnimationIndex("particle_anim_7.png");
_emitter->addAnimationIndex("particle_anim_8.png");
_emitter->addAnimationIndex("particle_anim_9.png");
_emitter->setAnimationDescriptor(0, 1, 0.5F, {0, 1, 2, 3, 4, 5, 6, 7, 8, 9});
setEmitterPosition();
}
std::string DemoLoopAnimation::subtitle() const
{
return "Particle loop animation, particles should loop from 0 to 9 in one second with 0.5 variance";
}
//------------------------------------------------------------------
//
// DemoLoopAnimationReversed
//
//------------------------------------------------------------------
void DemoLoopAnimationReversed::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
SpriteFrameCache::getInstance()->addSpriteFramesWithFile("Particles/animation_1.plist");
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage("Particles/animation_1.png"));
_emitter->setBlendAdditive(true);
_emitter->setStartColor({1, 1, 1, 1});
_emitter->setStartColorVar({0, 0, 0, 0});
_emitter->setEndColor({1, 1, 1, 1});
_emitter->setEndColorVar({0, 0, 0, 0});
_emitter->setEmissionRate(10);
_emitter->setStartSize(16);
_emitter->setEndSize(16);
_emitter->setLoopAnimation(true);
_emitter->resetAnimationIndices();
_emitter->resetAnimationDescriptors();
_emitter->addAnimationIndex("particle_anim_0.png");
_emitter->addAnimationIndex("particle_anim_1.png");
_emitter->addAnimationIndex("particle_anim_2.png");
_emitter->addAnimationIndex("particle_anim_3.png");
_emitter->addAnimationIndex("particle_anim_4.png");
_emitter->addAnimationIndex("particle_anim_5.png");
_emitter->addAnimationIndex("particle_anim_6.png");
_emitter->addAnimationIndex("particle_anim_7.png");
_emitter->addAnimationIndex("particle_anim_8.png");
_emitter->addAnimationIndex("particle_anim_9.png");
_emitter->setAnimationDescriptor(0, 1, 0.5F, {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, true /* Reversed animation descriptor */);
setEmitterPosition();
}
std::string DemoLoopAnimationReversed::subtitle() const
{
return "Particle loop animation, particles should loop from 9 to 0 reversed in one second with 0.5 variance";
}
//------------------------------------------------------------------
//
// DemoEmitterAnimation
//
//------------------------------------------------------------------
void DemoEmitterAnimation::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
SpriteFrameCache::getInstance()->addSpriteFramesWithFile("Particles/animation_1.plist");
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage("Particles/animation_1.png"));
_emitter->setBlendAdditive(true);
_emitter->setStartColor({1, 1, 1, 1});
_emitter->setStartColorVar({0, 0, 0, 0});
_emitter->setEndColor({1, 1, 1, 1});
_emitter->setEndColorVar({0, 0, 0, 0});
_emitter->setEmissionRate(10);
_emitter->setStartSize(16);
_emitter->setEndSize(16);
_emitter->setEmitterAnimation(true);
_emitter->resetAnimationIndices();
_emitter->addAnimationIndex("particle_anim_0.png");
_emitter->addAnimationIndex("particle_anim_1.png");
_emitter->addAnimationIndex("particle_anim_2.png");
_emitter->addAnimationIndex("particle_anim_3.png");
_emitter->addAnimationIndex("particle_anim_4.png");
_emitter->addAnimationIndex("particle_anim_5.png");
_emitter->addAnimationIndex("particle_anim_6.png");
_emitter->addAnimationIndex("particle_anim_7.png");
_emitter->addAnimationIndex("particle_anim_8.png");
_emitter->addAnimationIndex("particle_anim_9.png");
setEmitterPosition();
}
std::string DemoEmitterAnimation::subtitle() const
{
return "Particle emitter animation, particles should spawn with a fixed random index";
}
//------------------------------------------------------------------
//
// DemoEmitterAnimation
//
//------------------------------------------------------------------
void DemoEmitterAnimationDescriptor::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
SpriteFrameCache::getInstance()->addSpriteFramesWithFile("Particles/animation_1.plist");
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage("Particles/animation_1.png"));
_emitter->setBlendAdditive(true);
_emitter->setStartColor({1, 1, 1, 1});
_emitter->setStartColorVar({0, 0, 0, 0});
_emitter->setEndColor({1, 1, 1, 1});
_emitter->setEndColorVar({0, 0, 0, 0});
_emitter->setEmissionRate(10);
_emitter->setStartSize(16);
_emitter->setEndSize(16);
_emitter->setEmitterAnimation(true);
_emitter->resetAnimationIndices();
_emitter->resetAnimationDescriptors();
_emitter->addAnimationIndex("particle_anim_0.png");
_emitter->addAnimationIndex("particle_anim_1.png");
_emitter->addAnimationIndex("particle_anim_2.png");
_emitter->addAnimationIndex("particle_anim_3.png");
_emitter->addAnimationIndex("particle_anim_4.png");
_emitter->addAnimationIndex("particle_anim_5.png");
_emitter->addAnimationIndex("particle_anim_6.png");
_emitter->addAnimationIndex("particle_anim_7.png");
_emitter->addAnimationIndex("particle_anim_8.png");
_emitter->addAnimationIndex("particle_anim_9.png");
_emitter->setAnimationDescriptor(0, 1, 0.5F, {0, 1, 2, 3, 4, 5, 6, 7, 8, 9});
setEmitterPosition();
}
std::string DemoEmitterAnimationDescriptor::subtitle() const
{
return "Particle emitter animation, particles should have their index changed every one second with a 0.5 variance to a random index";
}
//------------------------------------------------------------------
//
// DemoLoopAnimationMultiDescriptor
//
//------------------------------------------------------------------
void DemoLoopAnimationMultiDescriptor::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
SpriteFrameCache::getInstance()->addSpriteFramesWithFile("Particles/animation_1.plist");
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage("Particles/animation_1.png"));
_emitter->setBlendAdditive(true);
_emitter->setStartColor({1, 1, 1, 1});
_emitter->setStartColorVar({0, 0, 0, 0});
_emitter->setEndColor({1, 1, 1, 1});
_emitter->setEndColorVar({0, 0, 0, 0});
_emitter->setEmissionRate(10);
_emitter->setStartSize(16);
_emitter->setEndSize(16);
_emitter->setLoopAnimation(true);
_emitter->resetAnimationIndices();
_emitter->resetAnimationDescriptors();
_emitter->addAnimationIndex("particle_anim_0.png");
_emitter->addAnimationIndex("particle_anim_1.png");
_emitter->addAnimationIndex("particle_anim_2.png");
_emitter->addAnimationIndex("particle_anim_3.png");
_emitter->addAnimationIndex("particle_anim_4.png");
_emitter->addAnimationIndex("particle_anim_5.png");
_emitter->addAnimationIndex("particle_anim_6.png");
_emitter->addAnimationIndex("particle_anim_7.png");
_emitter->addAnimationIndex("particle_anim_8.png");
_emitter->addAnimationIndex("particle_anim_9.png");
_emitter->setAnimationDescriptor(0, 1, 0.5F, {1, 3, 8});
_emitter->setAnimationDescriptor(1, 1, 0.5F, {0, 1});
_emitter->setAnimationDescriptor(2, 1, 0.5F, {0, 9});
setEmitterPosition();
}
std::string DemoLoopAnimationMultiDescriptor::subtitle() const
{
return "Particle loop animation, particles should play a random animation descriptor";
}
//------------------------------------------------------------------
//
// DemoEmissionShapePoint
//
//------------------------------------------------------------------
void DemoEmissionShapePoint::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setGravity({0, 0});
_emitter->setSpeed(0);
_emitter->setSpeedVar(10);
_emitter->setEmissionShapes(true);
_emitter->addEmissionShape(ParticleSystem::createPointShape({40, 40}));
_emitter->addEmissionShape(ParticleSystem::createPointShape({-40, 40}));
_emitter->addEmissionShape(ParticleSystem::createPointShape({40, -40}));
_emitter->addEmissionShape(ParticleSystem::createPointShape({-40, -40}));
setEmitterPosition();
}
std::string DemoEmissionShapePoint::subtitle() const
{
return "Particle emission shape point";
}
//------------------------------------------------------------------
//
// DemoEmissionShapeRect
//
//------------------------------------------------------------------
void DemoEmissionShapeRect::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setGravity({0, 0});
_emitter->setSpeed(0);
_emitter->setSpeedVar(10);
_emitter->setEmissionShapes(true);
_emitter->addEmissionShape(ParticleSystem::createRectShape({0, 0}, {300, 100}));
setEmitterPosition();
}
std::string DemoEmissionShapeRect::subtitle() const
{
return "Particle emission shape rectangle";
}
//------------------------------------------------------------------
//
// DemoEmissionShapeRectTorus
//
//------------------------------------------------------------------
void DemoEmissionShapeRectTorus::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setGravity({0, 0});
_emitter->setSpeed(0);
_emitter->setSpeedVar(10);
_emitter->setEmissionShapes(true);
_emitter->addEmissionShape(ParticleSystem::createRectTorusShape({0, 0}, {100, 100}, {150, 150}));
setEmitterPosition();
}
std::string DemoEmissionShapeRectTorus::subtitle() const
{
return "Particle emission shape rectangular torus";
}
//------------------------------------------------------------------
//
// DemoEmissionShapeCircle
//
//------------------------------------------------------------------
void DemoEmissionShapeCircle::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setGravity({0, 0});
_emitter->setSpeed(0);
_emitter->setSpeedVar(10);
_emitter->setEmissionShapes(true);
_emitter->addEmissionShape(ParticleSystem::createCircleShape({0, 0}, 150, 2.0F /* Bias */));
setEmitterPosition();
}
std::string DemoEmissionShapeCircle::subtitle() const
{
return "Particle emission shape circle";
}
//------------------------------------------------------------------
//
// DemoEmissionShapeCircleBias
//
//------------------------------------------------------------------
void DemoEmissionShapeCircleBiasEdge::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setGravity({0, 0});
_emitter->setSpeed(0);
_emitter->setSpeedVar(10);
_emitter->setEmissionShapes(true);
_emitter->addEmissionShape(ParticleSystem::createCircleShape({0, 0}, 150, 6.0F /* Bias */));
setEmitterPosition();
}
std::string DemoEmissionShapeCircleBiasEdge::subtitle() const
{
return "Particle emission shape circle with bias towards the edge";
}
//------------------------------------------------------------------
//
// DemoEmissionShapeCircleBiasCenter
//
//------------------------------------------------------------------
void DemoEmissionShapeCircleBiasCenter::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setGravity({0, 0});
_emitter->setSpeed(0);
_emitter->setSpeedVar(10);
_emitter->setEmissionShapes(true);
_emitter->addEmissionShape(ParticleSystem::createCircleShape({0, 0}, 150, 0.75F /* Bias */));
setEmitterPosition();
}
std::string DemoEmissionShapeCircleBiasCenter::subtitle() const
{
return "Particle emission shape circle with bias towards the center";
}
//------------------------------------------------------------------
//
// DemoEmissionShapeTorus
//
//------------------------------------------------------------------
void DemoEmissionShapeTorus::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setGravity({0, 0});
_emitter->setSpeed(0);
_emitter->setSpeedVar(10);
_emitter->setEmissionShapes(true);
_emitter->addEmissionShape(ParticleSystem::createTorusShape({0, 0}, 80, 150, 2.0F /* Bias */));
setEmitterPosition();
}
std::string DemoEmissionShapeTorus::subtitle() const
{
return "Particle emission shape torus";
}
//------------------------------------------------------------------
//
// DemoEmissionShapeTorusBiasEdge
//
//------------------------------------------------------------------
void DemoEmissionShapeTorusBiasEdge::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setGravity({0, 0});
_emitter->setSpeed(0);
_emitter->setSpeedVar(10);
_emitter->setEmissionShapes(true);
_emitter->addEmissionShape(ParticleSystem::createTorusShape({0, 0}, 80, 150, 6.0F /* Bias */));
setEmitterPosition();
}
std::string DemoEmissionShapeTorusBiasEdge::subtitle() const
{
return "Particle emission shape torus with bias towards the edge";
}
//------------------------------------------------------------------
//
// DemoEmissionShapeTorusBiasInner
//
//------------------------------------------------------------------
void DemoEmissionShapeTorusBiasInner::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setGravity({0, 0});
_emitter->setSpeed(0);
_emitter->setSpeedVar(10);
_emitter->setEmissionShapes(true);
_emitter->addEmissionShape(ParticleSystem::createTorusShape({0, 0}, 80, 150, 0.5F /* Bias */));
setEmitterPosition();
}
std::string DemoEmissionShapeTorusBiasInner::subtitle() const
{
return "Particle emission shape torus with bias towards the inner radius";
}
//------------------------------------------------------------------
//
// DemoEmissionShapeCone
//
//------------------------------------------------------------------
void DemoEmissionShapeCone::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setGravity({0, 0});
_emitter->setSpeed(0);
_emitter->setSpeedVar(10);
_emitter->setEmissionShapes(true);
_emitter->addEmissionShape(ParticleSystem::createConeShape({0, 0}, 150, 0, 90, 2.0F /* Bias */));
setEmitterPosition();
}
std::string DemoEmissionShapeCone::subtitle() const
{
return "Particle emission shape cone";
}
//------------------------------------------------------------------
//
// DemoEmissionShapeCone
//
//------------------------------------------------------------------
void DemoEmissionShapeConeTorus::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::create();
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setGravity({0, 0});
_emitter->setSpeed(0);
_emitter->setSpeedVar(10);
_emitter->setEmissionShapes(true);
_emitter->addEmissionShape(ParticleSystem::createConeTorusShape({0, 0}, 100, 150, 0, 120, 2.0F /* Bias */));
setEmitterPosition();
}
std::string DemoEmissionShapeConeTorus::subtitle() const
{
return "Particle emission shape cone torus";
}
//------------------------------------------------------------------
//
// DemoEmissionShapeAlphaMask
//
//------------------------------------------------------------------
void DemoEmissionShapeAlphaMask::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleFireworks::createWithTotalParticles(8000);
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
_emitter->setBlendAdditive(true);
_emitter->setGravity({0, 0});
_emitter->setSpeed(0);
_emitter->setSpeedVar(0);
_emitter->setStartSize(3);
_emitter->setEndSize(3);
_emitter->setEmissionRate(1000);
_emitter->setEmissionShapes(true);
auto cache = ParticleEmissionMaskCache::getInstance();
cache->bakeEmissionMask("#msk1"sv, "Particles/mask.png", 0.5F, false, 1);
_emitter->addEmissionShape(ParticleSystem::createMaskShape("#msk1"sv, {0, 0}, {400, 200}, Vec2::ONE));
setEmitterPosition();
}
std::string DemoEmissionShapeAlphaMask::subtitle() const
{
return "Particle emission shape alpha mask texture";
}
//------------------------------------------------------------------
//
// RadiusMode1
//
//------------------------------------------------------------------
void RadiusMode1::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleSystemQuad::createWithTotalParticles(200);
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage("Images/stars-grayscale.png"));
// duration
_emitter->setDuration(ParticleSystem::DURATION_INFINITY);
// radius mode
_emitter->setEmitterMode(ParticleSystem::Mode::RADIUS);
// radius mode: start and end radius in pixels
_emitter->setStartRadius(0);
_emitter->setStartRadiusVar(0);
_emitter->setEndRadius(160);
_emitter->setEndRadiusVar(0);
// radius mode: degrees per second
_emitter->setRotatePerSecond(180);
_emitter->setRotatePerSecondVar(0);
// angle
_emitter->setAngle(90);
_emitter->setAngleVar(0);
// emitter position
auto size = Director::getInstance()->getWinSize();
_emitter->setPosition(Vec2(size.width / 2, size.height / 2));
_emitter->setPosVar(Vec2::ZERO);
// life of particles
_emitter->setLife(5);
_emitter->setLifeVar(0);
// spin of particles
_emitter->setStartSpin(0);
_emitter->setStartSpinVar(0);
_emitter->setEndSpin(0);
_emitter->setEndSpinVar(0);
// color of particles
Color4F startColor(0.5f, 0.5f, 0.5f, 1.0f);
_emitter->setStartColor(startColor);
Color4F startColorVar(0.5f, 0.5f, 0.5f, 1.0f);
_emitter->setStartColorVar(startColorVar);
Color4F endColor(0.1f, 0.1f, 0.1f, 0.2f);
_emitter->setEndColor(endColor);
Color4F endColorVar(0.1f, 0.1f, 0.1f, 0.2f);
_emitter->setEndColorVar(endColorVar);
// size, in pixels
_emitter->setStartSize(32);
_emitter->setStartSizeVar(0);
_emitter->setEndSize(ParticleSystem::START_SIZE_EQUAL_TO_END_SIZE);
// emits per second
_emitter->setEmissionRate(_emitter->getTotalParticles() / _emitter->getLife());
// additive
_emitter->setBlendAdditive(false);
}
std::string RadiusMode1::subtitle() const
{
return "Radius Mode: Spiral";
}
//------------------------------------------------------------------
//
// RadiusMode2
//
//------------------------------------------------------------------
void RadiusMode2::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleSystemQuad::createWithTotalParticles(200);
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage("Images/stars-grayscale.png"));
// duration
_emitter->setDuration(ParticleSystem::DURATION_INFINITY);
// radius mode
_emitter->setEmitterMode(ParticleSystem::Mode::RADIUS);
// radius mode: start and end radius in pixels
_emitter->setStartRadius(100);
_emitter->setStartRadiusVar(0);
_emitter->setEndRadius(ParticleSystem::START_RADIUS_EQUAL_TO_END_RADIUS);
_emitter->setEndRadiusVar(0);
// radius mode: degrees per second
_emitter->setRotatePerSecond(45);
_emitter->setRotatePerSecondVar(0);
// angle
_emitter->setAngle(90);
_emitter->setAngleVar(0);
// emitter position
auto size = Director::getInstance()->getWinSize();
_emitter->setPosition(Vec2(size.width / 2, size.height / 2));
_emitter->setPosVar(Vec2::ZERO);
// life of particles
_emitter->setLife(4);
_emitter->setLifeVar(0);
// spin of particles
_emitter->setStartSpin(0);
_emitter->setStartSpinVar(0);
_emitter->setEndSpin(0);
_emitter->setEndSpinVar(0);
// color of particles
Color4F startColor(0.5f, 0.5f, 0.5f, 1.0f);
_emitter->setStartColor(startColor);
Color4F startColorVar(0.5f, 0.5f, 0.5f, 1.0f);
_emitter->setStartColorVar(startColorVar);
Color4F endColor(0.1f, 0.1f, 0.1f, 0.2f);
_emitter->setEndColor(endColor);
Color4F endColorVar(0.1f, 0.1f, 0.1f, 0.2f);
_emitter->setEndColorVar(endColorVar);
// size, in pixels
_emitter->setStartSize(32);
_emitter->setStartSizeVar(0);
_emitter->setEndSize(ParticleSystem::START_SIZE_EQUAL_TO_END_SIZE);
// emits per second
_emitter->setEmissionRate(_emitter->getTotalParticles() / _emitter->getLife());
// additive
_emitter->setBlendAdditive(false);
}
std::string RadiusMode2::subtitle() const
{
return "Radius Mode: Semi Circle";
}
//------------------------------------------------------------------
//
// Issue704
//
//------------------------------------------------------------------
void Issue704::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleSystemQuad::createWithTotalParticles(100);
_emitter->retain();
addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage("Images/fire.png"));
// duration
_emitter->setDuration(ParticleSystem::DURATION_INFINITY);
// radius mode
_emitter->setEmitterMode(ParticleSystem::Mode::RADIUS);
// radius mode: start and end radius in pixels
_emitter->setStartRadius(50);
_emitter->setStartRadiusVar(0);
_emitter->setEndRadius(ParticleSystem::START_RADIUS_EQUAL_TO_END_RADIUS);
_emitter->setEndRadiusVar(0);
// radius mode: degrees per second
_emitter->setRotatePerSecond(0);
_emitter->setRotatePerSecondVar(0);
// angle
_emitter->setAngle(90);
_emitter->setAngleVar(0);
// emitter position
auto size = Director::getInstance()->getWinSize();
_emitter->setPosition(Vec2(size.width / 2, size.height / 2));
_emitter->setPosVar(Vec2::ZERO);
// life of particles
_emitter->setLife(5);
_emitter->setLifeVar(0);
// spin of particles
_emitter->setStartSpin(0);
_emitter->setStartSpinVar(0);
_emitter->setEndSpin(0);
_emitter->setEndSpinVar(0);
// color of particles
Color4F startColor(0.5f, 0.5f, 0.5f, 1.0f);
_emitter->setStartColor(startColor);
Color4F startColorVar(0.5f, 0.5f, 0.5f, 1.0f);
_emitter->setStartColorVar(startColorVar);
Color4F endColor(0.1f, 0.1f, 0.1f, 0.2f);
_emitter->setEndColor(endColor);
Color4F endColorVar(0.1f, 0.1f, 0.1f, 0.2f);
_emitter->setEndColorVar(endColorVar);
// size, in pixels
_emitter->setStartSize(16);
_emitter->setStartSizeVar(0);
_emitter->setEndSize(ParticleSystem::START_SIZE_EQUAL_TO_END_SIZE);
// emits per second
_emitter->setEmissionRate(_emitter->getTotalParticles() / _emitter->getLife());
// additive
_emitter->setBlendAdditive(false);
auto rot = RotateBy::create(16, 360);
_emitter->runAction(RepeatForever::create(rot));
}
std::string Issue704::title() const
{
return "Issue 704. Free + Rot";
}
std::string Issue704::subtitle() const
{
return "Emitted particles should not rotate";
}
//------------------------------------------------------------------
//
// Issue870
//
//------------------------------------------------------------------
void Issue870::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleSystemQuad::create("Particles/SpinningPeas.plist");
_emitter->setTextureWithRect(Director::getInstance()->getTextureCache()->addImage("Images/particles.png"),
Rect(0, 0, 32, 32));
addChild(_emitter, 10);
_emitter->retain();
_index = 0;
schedule(CC_SCHEDULE_SELECTOR(Issue870::updateQuads), 2.0f);
}
void Issue870::updateQuads(float dt)
{
_index = (_index + 1) % 4;
auto rect = Rect(_index * 32, 0, 32, 32);
auto system = (ParticleSystemQuad*)_emitter;
system->setTextureWithRect(_emitter->getTexture(), rect);
}
std::string Issue870::title() const
{
return "Issue 870. SubRect";
}
std::string Issue870::subtitle() const
{
return "Every 2 seconds the particle should change";
}
//------------------------------------------------------------------
//
// DemoParticleFromFile
//
//------------------------------------------------------------------
void DemoParticleFromFile::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
std::string filename = "Particles/" + _title + ".plist";
_emitter = ParticleSystemQuad::create(filename);
_emitter->retain();
addChild(_emitter, 10);
setEmitterPosition();
}
//------------------------------------------------------------------
//
// ParticleDemo
//
//------------------------------------------------------------------
enum
{
IDC_NEXT = 100,
IDC_BACK,
IDC_RESTART,
IDC_TOGGLE
};
ParticleTests::ParticleTests()
{
ADD_TEST_CASE(ParticleReorder);
ADD_TEST_CASE(ParticleBatchHybrid);
ADD_TEST_CASE(ParticleBatchMultipleEmitters);
ADD_TEST_CASE(DemoFlower);
ADD_TEST_CASE(DemoGalaxy);
ADD_TEST_CASE(DemoFirework);
ADD_TEST_CASE(DemoSpiral);
ADD_TEST_CASE(DemoSun);
ADD_TEST_CASE(DemoMeteor);
ADD_TEST_CASE(DemoFire);
ADD_TEST_CASE(DemoSmoke);
ADD_TEST_CASE(DemoExplosion);
ADD_TEST_CASE(DemoSnow);
ADD_TEST_CASE(DemoRain);
ADD_TEST_CASE(DemoBigFlower);
ADD_TEST_CASE(DemoRotFlower);
ADD_TEST_CASE(DemoModernArt);
ADD_TEST_CASE(DemoRing);
ADD_TEST_CASE(ParallaxParticle);
ADD_TEST_CASE(DemoPause);
addTestCase("BoilingFoam", []() { return DemoParticleFromFile::create("BoilingFoam"); });
addTestCase("BurstPipe", []() { return DemoParticleFromFile::create("BurstPipe"); });
addTestCase("Comet", []() { return DemoParticleFromFile::create("Comet"); });
addTestCase("debian", []() { return DemoParticleFromFile::create("debian"); });
addTestCase("ExplodingRing", []() { return DemoParticleFromFile::create("ExplodingRing"); });
addTestCase("LavaFlow", []() { return DemoParticleFromFile::create("LavaFlow"); });
addTestCase("SpinningPeas", []() { return DemoParticleFromFile::create("SpinningPeas"); });
addTestCase("SpookyPeas", []() { return DemoParticleFromFile::create("SpookyPeas"); });
addTestCase("Upsidedown", []() { return DemoParticleFromFile::create("Upsidedown"); });
addTestCase("Flower", []() { return DemoParticleFromFile::create("Flower"); });
addTestCase("Spiral", []() { return DemoParticleFromFile::create("Spiral"); });
addTestCase("Galaxy", []() { return DemoParticleFromFile::create("Galaxy"); });
addTestCase("Phoenix", []() { return DemoParticleFromFile::create("Phoenix"); });
addTestCase("lines", []() { return DemoParticleFromFile::create("lines"); });
addTestCase("ButterFly", []() { return DemoParticleFromFile::create("ButterFly"); });
addTestCase("ButterFlyYFlipped", []() { return DemoParticleFromFile::create("ButterFlyYFlipped"); });
ADD_TEST_CASE(RadiusMode1);
ADD_TEST_CASE(RadiusMode2);
ADD_TEST_CASE(DemoFixedFPS);
ADD_TEST_CASE(DemoTimeScale);
ADD_TEST_CASE(DemoSimulation);
ADD_TEST_CASE(DemoSpawnFadeIn);
ADD_TEST_CASE(DemoScaleFadeIn);
ADD_TEST_CASE(DemoSpawnRotation);
ADD_TEST_CASE(DemoHSV);
ADD_TEST_CASE(DemoLifeAnimation);
ADD_TEST_CASE(DemoLifeAnimationAtlas);
ADD_TEST_CASE(DemoLifeAnimationReversed);
ADD_TEST_CASE(DemoLoopAnimation);
ADD_TEST_CASE(DemoLoopAnimationReversed);
ADD_TEST_CASE(DemoLoopAnimationMultiDescriptor);
ADD_TEST_CASE(DemoEmitterAnimation);
ADD_TEST_CASE(DemoEmitterAnimationDescriptor);
ADD_TEST_CASE(DemoEmissionShapePoint);
ADD_TEST_CASE(DemoEmissionShapeRect);
ADD_TEST_CASE(DemoEmissionShapeRectTorus);
ADD_TEST_CASE(DemoEmissionShapeCircle);
ADD_TEST_CASE(DemoEmissionShapeCircleBiasEdge);
ADD_TEST_CASE(DemoEmissionShapeCircleBiasCenter);
ADD_TEST_CASE(DemoEmissionShapeTorus);
ADD_TEST_CASE(DemoEmissionShapeTorusBiasEdge);
ADD_TEST_CASE(DemoEmissionShapeTorusBiasInner);
ADD_TEST_CASE(DemoEmissionShapeCone);
ADD_TEST_CASE(DemoEmissionShapeConeTorus);
ADD_TEST_CASE(DemoEmissionShapeAlphaMask);
ADD_TEST_CASE(Issue704);
ADD_TEST_CASE(Issue870);
ADD_TEST_CASE(Issue1201);
ADD_TEST_CASE(MultipleParticleSystems);
ADD_TEST_CASE(MultipleParticleSystemsBatched);
ADD_TEST_CASE(AddAndDeleteParticleSystems);
ADD_TEST_CASE(ReorderParticleSystems);
ADD_TEST_CASE(PremultipliedAlphaTest);
ADD_TEST_CASE(PremultipliedAlphaTest2);
ADD_TEST_CASE(Issue3990);
ADD_TEST_CASE(ParticleAutoBatching);
ADD_TEST_CASE(ParticleVisibleTest);
ADD_TEST_CASE(ParticleResetTotalParticles);
ADD_TEST_CASE(ParticleIssue12310);
ADD_TEST_CASE(ParticleSpriteFrame);
}
ParticleDemo::~ParticleDemo()
{
CC_SAFE_RELEASE(_emitter);
}
void ParticleDemo::onEnter()
{
TestCase::onEnter();
MenuItemFont::setFontSize(32);
_color = LayerColor::create(Color4B(127, 127, 127, 255));
this->addChild(_color);
_emitter = nullptr;
auto listener = EventListenerTouchAllAtOnce::create();
listener->onTouchesBegan = CC_CALLBACK_2(ParticleDemo::onTouchesBegan, this);
listener->onTouchesMoved = CC_CALLBACK_2(ParticleDemo::onTouchesMoved, this);
listener->onTouchesEnded = CC_CALLBACK_2(ParticleDemo::onTouchesEnded, this);
_eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this);
auto s = Director::getInstance()->getWinSize();
auto item4 = MenuItemToggle::createWithCallback(
CC_CALLBACK_1(ParticleDemo::toggleCallback, this), MenuItemFont::create("Free Movement"),
MenuItemFont::create("Relative Movement"), MenuItemFont::create("Grouped Movement"), nullptr);
auto menu = Menu::create(item4, nullptr);
menu->setPosition(Vec2::ZERO);
item4->setPosition(Vec2(VisibleRect::left().x, VisibleRect::bottom().y + 100));
item4->setAnchorPoint(Vec2(0, 0));
addChild(menu, 100);
auto labelAtlas = LabelAtlas::create("0000", "fps_images.png", 12, 32, '.');
addChild(labelAtlas, 100, kTagParticleCount);
labelAtlas->setPosition(Vec2(s.width - 66, 50.0f));
// moving background
_background = Sprite::create(s_back3);
addChild(_background, 5);
_background->setPosition(Vec2(s.width / 2, s.height - 180));
auto move = MoveBy::create(4, Vec2(300, 0));
auto move_back = move->reverse();
auto seq = Sequence::create(move, move_back, nullptr);
_background->runAction(RepeatForever::create(seq));
scheduleUpdate();
}
std::string ParticleDemo::title() const
{
return "Particle Demo";
}
std::string ParticleDemo::subtitle() const
{
return "No title";
}
void ParticleDemo::onTouchesBegan(const std::vector<Touch*>& touches, Event* event)
{
onTouchesEnded(touches, event);
}
void ParticleDemo::onTouchesMoved(const std::vector<Touch*>& touches, Event* event)
{
return onTouchesEnded(touches, event);
}
void ParticleDemo::onTouchesEnded(const std::vector<Touch*>& touches, Event* event)
{
auto touch = touches[0];
auto location = touch->getLocation();
auto pos = Vec2::ZERO;
if (_background)
{
pos = _background->convertToWorldSpace(Vec2::ZERO);
}
if (_emitter != nullptr)
{
_emitter->setPosition(location - pos);
}
}
void ParticleDemo::update(float dt)
{
if (_emitter)
{
auto atlas = (LabelAtlas*)getChildByTag(kTagParticleCount);
char str[5] = {0};
sprintf(str, "%04d", _emitter->getParticleCount());
atlas->setString(str);
}
}
void ParticleDemo::toggleCallback(Ref* sender)
{
if (_emitter != nullptr)
{
if (_emitter->getPositionType() == ParticleSystem::PositionType::GROUPED)
_emitter->setPositionType(ParticleSystem::PositionType::FREE);
else if (_emitter->getPositionType() == ParticleSystem::PositionType::FREE)
_emitter->setPositionType(ParticleSystem::PositionType::RELATIVE);
else if (_emitter->getPositionType() == ParticleSystem::PositionType::RELATIVE)
_emitter->setPositionType(ParticleSystem::PositionType::GROUPED);
}
}
void ParticleDemo::setEmitterPosition()
{
auto s = Director::getInstance()->getWinSize();
if (_emitter != nullptr)
{
_emitter->setPosition(Vec2(s.width / 2, s.height / 2));
}
}
// ParticleBatchHybrid
void ParticleBatchHybrid::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_emitter = ParticleSystemQuad::create("Particles/LavaFlow.plist");
_emitter->retain();
auto batch = ParticleBatchNode::createWithTexture(_emitter->getTexture());
batch->addChild(_emitter);
addChild(batch, 10);
schedule(CC_SCHEDULE_SELECTOR(ParticleBatchHybrid::switchRender), 2.0f);
auto node = Node::create();
addChild(node);
_parent1 = batch;
_parent2 = node;
}
void ParticleBatchHybrid::switchRender(float dt)
{
bool usingBatch = (_emitter->getBatchNode() != nullptr);
_emitter->removeFromParentAndCleanup(false);
auto newParent = (usingBatch ? _parent2 : _parent1);
newParent->addChild(_emitter);
log("Particle: Using new parent: %s", usingBatch ? "CCNode" : "CCParticleBatchNode");
}
std::string ParticleBatchHybrid::title() const
{
return "Particle Batch";
}
std::string ParticleBatchHybrid::subtitle() const
{
return "Hybrid: batched and non batched every 2 seconds";
}
// ParticleBatchMultipleEmitters
void ParticleBatchMultipleEmitters::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
auto emitter1 = ParticleSystemQuad::create("Particles/LavaFlow.plist");
emitter1->setStartColor(Color4F(1, 0, 0, 1));
auto emitter2 = ParticleSystemQuad::create("Particles/LavaFlow.plist");
emitter2->setStartColor(Color4F(0, 1, 0, 1));
auto emitter3 = ParticleSystemQuad::create("Particles/LavaFlow.plist");
emitter3->setStartColor(Color4F(0, 0, 1, 1));
auto s = Director::getInstance()->getWinSize();
emitter1->setPosition(Vec2(s.width / 1.25f, s.height / 1.25f));
emitter2->setPosition(Vec2(s.width / 2, s.height / 2));
emitter3->setPosition(Vec2(s.width / 4, s.height / 4));
auto batch = ParticleBatchNode::createWithTexture(emitter1->getTexture());
batch->addChild(emitter1, 0);
batch->addChild(emitter2, 0);
batch->addChild(emitter3, 0);
addChild(batch, 10);
}
std::string ParticleBatchMultipleEmitters::title() const
{
return "Particle Batch";
}
std::string ParticleBatchMultipleEmitters::subtitle() const
{
return "Multiple emitters. One Batch";
}
// ParticleReorder
void ParticleReorder::onEnter()
{
ParticleDemo::onEnter();
_order = 0;
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
auto ignore = ParticleSystemQuad::create("Particles/SmallSun.plist");
auto parent1 = Node::create();
auto parent2 = ParticleBatchNode::createWithTexture(ignore->getTexture());
ignore->unscheduleUpdate();
for (unsigned int i = 0; i < 2; i++)
{
auto parent = (i == 0 ? parent1 : parent2);
auto emitter1 = ParticleSystemQuad::create("Particles/SmallSun.plist");
emitter1->setStartColor(Color4F(1, 0, 0, 1));
emitter1->setBlendAdditive(false);
auto emitter2 = ParticleSystemQuad::create("Particles/SmallSun.plist");
emitter2->setStartColor(Color4F(0, 1, 0, 1));
emitter2->setBlendAdditive(false);
auto emitter3 = ParticleSystemQuad::create("Particles/SmallSun.plist");
emitter3->setStartColor(Color4F(0, 0, 1, 1));
emitter3->setBlendAdditive(false);
auto s = Director::getInstance()->getWinSize();
int neg = (i == 0 ? 1 : -1);
emitter1->setPosition(Vec2(s.width / 2 - 30, s.height / 2 + 60 * neg));
emitter2->setPosition(Vec2(s.width / 2, s.height / 2 + 60 * neg));
emitter3->setPosition(Vec2(s.width / 2 + 30, s.height / 2 + 60 * neg));
parent->addChild(emitter1, 0, 1);
parent->addChild(emitter2, 0, 2);
parent->addChild(emitter3, 0, 3);
addChild(parent, 10, 1000 + i);
}
schedule(CC_SCHEDULE_SELECTOR(ParticleReorder::reorderParticles), 1.0f);
}
std::string ParticleReorder::title() const
{
return "Reordering particles";
}
std::string ParticleReorder::subtitle() const
{
return "Reordering particles with and without batches batches";
}
void ParticleReorder::reorderParticles(float dt)
{
for (int i = 0; i < 2; i++)
{
auto parent = getChildByTag(1000 + i);
auto child1 = parent->getChildByTag(1);
auto child2 = parent->getChildByTag(2);
auto child3 = parent->getChildByTag(3);
if (_order % 3 == 0)
{
parent->reorderChild(child1, 1);
parent->reorderChild(child2, 2);
parent->reorderChild(child3, 3);
}
else if (_order % 3 == 1)
{
parent->reorderChild(child1, 3);
parent->reorderChild(child2, 1);
parent->reorderChild(child3, 2);
}
else if (_order % 3 == 2)
{
parent->reorderChild(child1, 2);
parent->reorderChild(child2, 3);
parent->reorderChild(child3, 1);
}
}
_order++;
}
class RainbowEffect : public ParticleSystemQuad
{
public:
bool init() override;
virtual bool initWithTotalParticles(int numberOfParticles) override;
virtual void update(float dt) override;
};
bool RainbowEffect::init()
{
return initWithTotalParticles(150);
}
bool RainbowEffect::initWithTotalParticles(int numberOfParticles)
{
if (ParticleSystemQuad::initWithTotalParticles(numberOfParticles))
{
// additive
setBlendAdditive(false);
// duration
setDuration(ParticleSystem::DURATION_INFINITY);
// Gravity Mode
setEmitterMode(ParticleSystem::Mode::GRAVITY);
// Gravity Mode: gravity
setGravity(Vec2(0.0f, 0.0f));
// Gravity mode: radial acceleration
setRadialAccel(0);
setRadialAccelVar(0);
// Gravity mode: speed of particles
setSpeed(120);
setSpeedVar(0);
// angle
setAngle(180);
setAngleVar(0);
// emitter position
auto winSize = Director::getInstance()->getWinSize();
setPosition(Vec2(winSize.width / 2, winSize.height / 2));
setPosVar(Vec2::ZERO);
// life of particles
setLife(0.5f);
setLifeVar(0);
// size, in pixels
setStartSize(25.0f);
setStartSizeVar(0);
setEndSize(ParticleSystem::START_SIZE_EQUAL_TO_END_SIZE);
// emits per seconds
setEmissionRate(getTotalParticles() / getLife());
// color of particles
setStartColor(Color4F(Color4B(50, 50, 50, 50)));
setEndColor(Color4F(Color4B(0, 0, 0, 0)));
_startColorVar.r = 0.0f;
_startColorVar.g = 0.0f;
_startColorVar.b = 0.0f;
_startColorVar.a = 0.0f;
_endColorVar.r = 0.0f;
_endColorVar.g = 0.0f;
_endColorVar.b = 0.0f;
_endColorVar.a = 0.0f;
setTexture(Director::getInstance()->getTextureCache()->addImage("Images/particles.png"));
return true;
}
return false;
}
void RainbowEffect::update(float dt)
{
_emitCounter = 0;
ParticleSystemQuad::update(dt);
}
void Issue1201::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
RainbowEffect* particle = new RainbowEffect();
particle->initWithTotalParticles(50);
addChild(particle);
auto s = Director::getInstance()->getWinSize();
particle->setPosition(Vec2(s.width / 2, s.height / 2));
_emitter = particle;
}
std::string Issue1201::title() const
{
return "Issue 1201. Unfinished";
}
std::string Issue1201::subtitle() const
{
return "Unfinished test. Ignore it";
}
void MultipleParticleSystems::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
Director::getInstance()->getTextureCache()->addImage("Images/particles.png");
for (int i = 0; i < 5; i++)
{
auto particleSystem = ParticleSystemQuad::create("Particles/SpinningPeas.plist");
particleSystem->setPosition(Vec2(i * 50.0f, i * 50.0f));
particleSystem->setPositionType(ParticleSystem::PositionType::GROUPED);
addChild(particleSystem);
}
_emitter = nullptr;
}
std::string MultipleParticleSystems::title() const
{
return "Multiple particle systems";
}
std::string MultipleParticleSystems::subtitle() const
{
return "v1.1 test: FPS should be lower than next test";
}
void MultipleParticleSystems::update(float dt)
{
auto atlas = (LabelAtlas*)getChildByTag(kTagParticleCount);
unsigned int count = 0;
for (const auto& child : _children)
{
auto item = dynamic_cast<ParticleSystem*>(child);
if (item != nullptr)
{
count += item->getParticleCount();
}
}
char str[100] = {0};
sprintf(str, "%4d", count);
atlas->setString(str);
}
// MultipleParticleSystemsBatched
void MultipleParticleSystemsBatched::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
ParticleBatchNode* batchNode = ParticleBatchNode::createWithTexture(nullptr, 3000);
addChild(batchNode, 1, 2);
for (int i = 0; i < 5; i++)
{
auto particleSystem = ParticleSystemQuad::create("Particles/SpinningPeas.plist");
particleSystem->setPositionType(ParticleSystem::PositionType::GROUPED);
particleSystem->setPosition(Vec2(i * 50.0f, i * 50.0f));
batchNode->setTexture(particleSystem->getTexture());
batchNode->addChild(particleSystem);
}
_emitter = nullptr;
}
void MultipleParticleSystemsBatched::update(float dt)
{
auto atlas = (LabelAtlas*)getChildByTag(kTagParticleCount);
int count = 0;
auto batchNode = getChildByTag(2);
for (const auto& child : batchNode->getChildren())
{
auto item = dynamic_cast<ParticleSystem*>(child);
if (item != nullptr)
{
count += item->getParticleCount();
}
}
char str[50] = {0};
sprintf(str, "%4d", count);
atlas->setString(str);
}
std::string MultipleParticleSystemsBatched::title() const
{
return "Multiple particle systems batched";
}
std::string MultipleParticleSystemsBatched::subtitle() const
{
return "v1.1 test: should perform better than previous test";
}
// AddAndDeleteParticleSystems
void AddAndDeleteParticleSystems::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
// adds the texture inside the plist to the texture cache
_batchNode = ParticleBatchNode::createWithTexture((Texture2D*)nullptr, 16000);
addChild(_batchNode, 1, 2);
for (int i = 0; i < 6; i++)
{
auto particleSystem = ParticleSystemQuad::create("Particles/Spiral.plist");
_batchNode->setTexture(particleSystem->getTexture());
particleSystem->setPositionType(ParticleSystem::PositionType::GROUPED);
particleSystem->setTotalParticles(200);
particleSystem->setPosition(Vec2(i * 15 + 100.0f, i * 15 + 100.0f));
unsigned int randZ = rand() % 100;
_batchNode->addChild(particleSystem, randZ, -1);
}
schedule(CC_SCHEDULE_SELECTOR(AddAndDeleteParticleSystems::removeSystem), 0.5f);
_emitter = nullptr;
}
void AddAndDeleteParticleSystems::removeSystem(float dt)
{
ssize_t nChildrenCount = _batchNode->getChildren().size();
if (nChildrenCount > 0)
{
CCLOG("remove random system");
unsigned int uRand = rand() % (nChildrenCount - 1);
_batchNode->removeChild(_batchNode->getChildren().at(uRand), true);
auto particleSystem = ParticleSystemQuad::create("Particles/Spiral.plist");
// add new
particleSystem->setPositionType(ParticleSystem::PositionType::GROUPED);
particleSystem->setTotalParticles(200);
particleSystem->setPosition(Vec2(rand() % 300, rand() % 400));
CCLOG("add a new system");
unsigned int randZ = rand() % 100;
_batchNode->addChild(particleSystem, randZ, -1);
}
}
void AddAndDeleteParticleSystems::update(float dt)
{
auto atlas = (LabelAtlas*)getChildByTag(kTagParticleCount);
int count = 0;
auto batchNode = getChildByTag(2);
for (const auto& child : batchNode->getChildren())
{
auto item = dynamic_cast<ParticleSystem*>(child);
if (item != nullptr)
{
count += item->getParticleCount();
}
}
char str[100] = {0};
sprintf(str, "%4d", count);
atlas->setString(str);
}
std::string AddAndDeleteParticleSystems::title() const
{
return "Add and remove Particle System";
}
std::string AddAndDeleteParticleSystems::subtitle() const
{
return "v1.1 test: every 2 sec 1 system disappear, 1 appears";
}
// ReorderParticleSystems
void ReorderParticleSystems::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
_batchNode = ParticleBatchNode::create("Images/stars-grayscale.png", 3000);
addChild(_batchNode, 1, 2);
for (int i = 0; i < 3; i++)
{
auto particleSystem = ParticleSystemQuad::createWithTotalParticles(200);
particleSystem->retain();
particleSystem->setTexture(_batchNode->getTexture());
// duration
particleSystem->setDuration(ParticleSystem::DURATION_INFINITY);
// radius mode
particleSystem->setEmitterMode(ParticleSystem::Mode::RADIUS);
// radius mode: 100 pixels from center
particleSystem->setStartRadius(100);
particleSystem->setStartRadiusVar(0);
particleSystem->setEndRadius(ParticleSystem::START_RADIUS_EQUAL_TO_END_RADIUS);
particleSystem->setEndRadiusVar(0); // not used when start == end
// radius mode: degrees per second
// 45 * 4 seconds of life = 180 degrees
particleSystem->setRotatePerSecond(45);
particleSystem->setRotatePerSecondVar(0);
// angle
particleSystem->setAngle(90);
particleSystem->setAngleVar(0);
// emitter position
particleSystem->setPosVar(Vec2::ZERO);
// life of particles
particleSystem->setLife(4);
particleSystem->setLifeVar(0);
// spin of particles
particleSystem->setStartSpin(0);
particleSystem->setStartSpinVar(0);
particleSystem->setEndSpin(0);
particleSystem->setEndSpinVar(0);
// color of particles
float color[3] = {0, 0, 0};
color[i] = 1;
Color4F startColor(color[0], color[1], color[2], 1.0f);
particleSystem->setStartColor(startColor);
Color4F startColorVar(0, 0, 0, 0);
particleSystem->setStartColorVar(startColorVar);
Color4F endColor = startColor;
particleSystem->setEndColor(endColor);
Color4F endColorVar = startColorVar;
particleSystem->setEndColorVar(endColorVar);
// size, in pixels
particleSystem->setStartSize(32);
particleSystem->setStartSizeVar(0);
particleSystem->setEndSize(ParticleSystem::START_SIZE_EQUAL_TO_END_SIZE);
// emits per second
particleSystem->setEmissionRate(particleSystem->getTotalParticles() / particleSystem->getLife());
// additive
particleSystem->setPosition(Vec2(i * 10 + 120.0f, 200.0f));
_batchNode->addChild(particleSystem);
particleSystem->setPositionType(ParticleSystem::PositionType::FREE);
particleSystem->release();
//[pBNode addChild:particleSystem z:10 tag:0);
}
schedule(CC_SCHEDULE_SELECTOR(ReorderParticleSystems::reorderSystem), 2.0f);
_emitter = nullptr;
}
void ReorderParticleSystems::reorderSystem(float time)
{
auto system = static_cast<ParticleSystem*>(_batchNode->getChildren().at(1));
_batchNode->reorderChild(system, system->getLocalZOrder() - 1);
}
void ReorderParticleSystems::update(float dt)
{
auto atlas = static_cast<LabelAtlas*>(getChildByTag(kTagParticleCount));
int count = 0;
auto batchNode = getChildByTag(2);
for (const auto& child : batchNode->getChildren())
{
auto item = dynamic_cast<ParticleSystem*>(child);
if (item != nullptr)
{
count += item->getParticleCount();
}
}
char str[100] = {0};
sprintf(str, "%4d", count);
atlas->setString(str);
}
std::string ReorderParticleSystems::title() const
{
return "reorder systems";
}
std::string ReorderParticleSystems::subtitle() const
{
return "changes every 2 seconds";
}
// PremultipliedAlphaTest
std::string PremultipliedAlphaTest::title() const
{
return "premultiplied alpha and readd child test";
}
std::string PremultipliedAlphaTest::subtitle() const
{
return "no black halo, particles should fade out\n animation should be normal";
}
void PremultipliedAlphaTest::readdParticle(float delta)
{
if (_hasEmitter)
{
_emitter->removeFromParent();
}
else
{
this->addChild(_emitter);
}
_hasEmitter = !_hasEmitter;
}
void PremultipliedAlphaTest::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLUE);
this->removeChild(_background, true);
_background = nullptr;
_emitter = ParticleSystemQuad::create("Particles/BoilingFoam.plist");
_emitter->retain();
// Particle Designer "normal" blend func causes black halo on premul textures (ignores multiplication)
// this->emitter.blendFunc = (BlendFunc){ BlendFactor::SRC_ALPHA, BlendFactor::ONE_MINUS_SRC_ALPHA };
// Cocos2d "normal" blend func for premul causes alpha to be ignored (oversaturates colors)
_emitter->setBlendFunc(BlendFunc::ALPHA_PREMULTIPLIED);
CCASSERT(_emitter->isOpacityModifyRGB(), "Particle texture does not have premultiplied alpha, test is useless");
// Toggle next line to see old behavior
// this->emitter.opacityModifyRGB = NO;
_emitter->setStartColor(Color4F(1.0f, 1.0f, 1.0f, 1.0f));
_emitter->setEndColor(Color4F(1.0f, 1.0f, 1.0f, 0.0f));
_emitter->setStartColorVar(Color4F(0.0f, 0.0f, 0.0f, 0.0f));
_emitter->setEndColorVar(Color4F(0.0f, 0.0f, 0.0f, 0.0f));
this->addChild(_emitter, 10);
_hasEmitter = true;
schedule(CC_SCHEDULE_SELECTOR(PremultipliedAlphaTest::readdParticle), 1.0f);
}
// PremultipliedAlphaTest2
void PremultipliedAlphaTest2::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
this->removeChild(_background, true);
_background = nullptr;
_emitter = ParticleSystemQuad::create("Particles/TestPremultipliedAlpha.plist");
_emitter->retain();
this->addChild(_emitter, 10);
}
std::string PremultipliedAlphaTest2::title() const
{
return "premultiplied alpha 2";
}
std::string PremultipliedAlphaTest2::subtitle() const
{
return "Arrows should be faded";
}
// Issue3990
void Issue3990::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
this->removeChild(_background, true);
_background = nullptr;
_emitter = ParticleSystemQuad::create("Particles/Spiral.plist");
_emitter->setPositionType(ParticleSystem::PositionType::GROUPED);
_emitter->setTotalParticles(1000);
_emitter->setEmissionRate(_emitter->getTotalParticles() / _emitter->getLife());
_emitter->setPosition(VisibleRect::center());
_emitter->retain();
this->addChild(_emitter, 10);
}
std::string Issue3990::title() const
{
return "Issue3990, setTotalParticle should work";
}
std::string Issue3990::subtitle() const
{
return "Show '998' or '999' at bottom right side";
}
// ParticleVisibleTest
void ParticleVisibleTest::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleFireworks::create();
_emitter->retain();
_background->addChild(_emitter, 10);
_emitter->setTexture(Director::getInstance()->getTextureCache()->addImage(s_stars1));
schedule(CC_SCHEDULE_SELECTOR(ParticleVisibleTest::callback), 1);
setEmitterPosition();
}
std::string ParticleVisibleTest::title() const
{
return "Issue4573";
}
std::string ParticleVisibleTest::subtitle() const
{
return "Visible enable/disable";
}
void ParticleVisibleTest::callback(float delta)
{
_emitter->setVisible(!_emitter->isVisible());
}
//
// ParticleAutoBatching
//
void ParticleAutoBatching::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
this->removeChild(_background, true);
_background = nullptr;
Size s = Director::getInstance()->getWinSize();
for (int i = 0; i < 10; i++)
{
auto particle = ParticleSystemQuad::create("Particles/SmallSun.plist");
particle->setTotalParticles(100);
particle->setPosition(Vec2(i * s.width / 11, s.height / 2));
this->addChild(particle, 10);
}
}
std::string ParticleAutoBatching::title() const
{
return "AutoBatching";
}
std::string ParticleAutoBatching::subtitle() const
{
return "All 10 particles should be drawin in one batch";
}
//
// ParticleResetTotalParticles
//
void ParticleResetTotalParticles::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
auto p = ParticleFire::createWithTotalParticles(10);
this->addChild(p);
auto add = MenuItemFont::create("add 10 particles",
[p](Ref*) -> void { p->setTotalParticles(p->getTotalParticles() + 10); });
add->setFontSizeObj(20);
add->setPosition(Vec2(0, 25));
auto remove = MenuItemFont::create("remove 10 particles", [p](Ref*) -> void {
int count = p->getTotalParticles() - 10;
if (count < 0)
{
count = 0;
}
p->setTotalParticles(count);
});
remove->setPosition(Vec2(0, -25));
remove->setFontSizeObj(20);
auto menu = Menu::create(add, remove, nullptr);
menu->setPosition(Vec2(VisibleRect::center()));
this->addChild(menu);
}
std::string ParticleResetTotalParticles::title() const
{
return "reset total particles";
}
std::string ParticleResetTotalParticles::subtitle() const
{
return "it should work as well";
}
void ParticleIssue12310::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = nullptr;
auto winSize = Director::getInstance()->getWinSize();
auto particle = ParticleSystemQuad::create("Particles/BoilingFoam.plist");
particle->setPosition(Vec2(winSize.width * 0.35f, winSize.height * 0.5f));
addChild(particle);
_emitter = particle;
_emitter->retain();
auto particle2 = ParticleSystemQuad::create("Particles/BoilingFoamStar.plist");
particle2->setPosition(Vec2(winSize.width * 0.65f, winSize.height * 0.5f));
addChild(particle2);
}
std::string ParticleIssue12310::subtitle() const
{
return "You should see two Particle Emitters using different texture.";
}
//------------------------------------------------------------------
//
// ParticleSpriteFrame
//
//------------------------------------------------------------------
void ParticleSpriteFrame::onEnter()
{
ParticleDemo::onEnter();
_emitter = ParticleSmoke::create();
_emitter->retain();
_background->addChild(_emitter, 10);
SpriteFrameCache::getInstance()->addSpriteFramesWithFile("Particles/SpriteFrame.plist");
_emitter->setDisplayFrame(SpriteFrameCache::getInstance()->getSpriteFrameByName("dot.png"));
setEmitterPosition();
}
std::string ParticleSpriteFrame::title() const
{
return "Particle from SpriteFrame";
}
std::string ParticleSpriteFrame::subtitle() const
{
return "Should not use entire texture atlas";
}
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