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

2018 lines
52 KiB
C++

#include "ParticleTest.h"
#include "../testResource.h"
enum {
kTagParticleCount = 1,
};
Layer* nextParticleAction();
Layer* backParticleAction();
Layer* restartParticleAction();
//------------------------------------------------------------------
//
// 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) );
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";
}
//------------------------------------------------------------------
//
// 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);
// tagential
_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);
// tagential
_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) );
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,-10));
// 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(0,0));
// angle
_emitter->setAngle(0);
_emitter->setAngleVar(360);
// radial
_emitter->setRadialAccel(70);
_emitter->setRadialAccelVar(10);
// tagential
_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 = NULL;
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), Vec2(0,250) );
p->addChild(p2, 2, Vec2(1.5f,1), Vec2(0,50) );
_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(300,0));
auto move_back = move->reverse();
auto seq = Sequence::create( move, move_back, NULL);
p->runAction(RepeatForever::create(seq));
}
std::string ParallaxParticle::subtitle() const
{
return "Parallax + Particles";
}
//------------------------------------------------------------------
//
// RadiusMode1
//
//------------------------------------------------------------------
void RadiusMode1::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = NULL;
_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 = NULL;
_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 = NULL;
_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 = NULL;
_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(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 = NULL;
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
};
static int sceneIdx = -1;
Layer* createParticleLayer(int nIndex)
{
switch(nIndex)
{
case 0: return new ParticleReorder();
case 1: return new ParticleBatchHybrid();
case 2: return new ParticleBatchMultipleEmitters();
case 3: return new DemoFlower();
case 4: return new DemoGalaxy();
case 5: return new DemoFirework();
case 6: return new DemoSpiral();
case 7: return new DemoSun();
case 8: return new DemoMeteor();
case 9: return new DemoFire();
case 10: return new DemoSmoke();
case 11: return new DemoExplosion();
case 12: return new DemoSnow();
case 13: return new DemoRain();
case 14: return new DemoBigFlower();
case 15: return new DemoRotFlower();
case 16: return new DemoModernArt();
case 17: return new DemoRing();
case 18: return new ParallaxParticle();
case 19: return new DemoParticleFromFile("BoilingFoam");
case 20: return new DemoParticleFromFile("BurstPipe");
case 21: return new DemoParticleFromFile("Comet");
case 22: return new DemoParticleFromFile("debian");
case 23: return new DemoParticleFromFile("ExplodingRing");
case 24: return new DemoParticleFromFile("LavaFlow");
case 25: return new DemoParticleFromFile("SpinningPeas");
case 26: return new DemoParticleFromFile("SpookyPeas");
case 27: return new DemoParticleFromFile("Upsidedown");
case 28: return new DemoParticleFromFile("Flower");
case 29: return new DemoParticleFromFile("Spiral");
case 30: return new DemoParticleFromFile("Galaxy");
case 31: return new DemoParticleFromFile("Phoenix");
case 32: return new DemoParticleFromFile("lines");
case 33: return new DemoParticleFromFile("ButterFly");
case 34: return new DemoParticleFromFile("ButterFlyYFlipped");
case 35: return new RadiusMode1();
case 36: return new RadiusMode2();
case 37: return new Issue704();
case 38: return new Issue870();
case 39: return new Issue1201();
// v1.1 tests
case 40: return new MultipleParticleSystems();
case 41: return new MultipleParticleSystemsBatched();
case 42: return new AddAndDeleteParticleSystems();
case 43: return new ReorderParticleSystems();
case 44: return new PremultipliedAlphaTest();
case 45: return new PremultipliedAlphaTest2();
case 46: return new Issue3990();
case 47: return new ParticleAutoBatching();
case 48: return new ParticleVisibleTest();
default:
break;
}
return NULL;
}
#define MAX_LAYER 49
Layer* nextParticleAction()
{
sceneIdx++;
sceneIdx = sceneIdx % MAX_LAYER;
auto layer = createParticleLayer(sceneIdx);
layer->autorelease();
return layer;
}
Layer* backParticleAction()
{
sceneIdx--;
int total = MAX_LAYER;
if( sceneIdx < 0 )
sceneIdx += total;
auto layer = createParticleLayer(sceneIdx);
layer->autorelease();
return layer;
}
Layer* restartParticleAction()
{
auto layer = createParticleLayer(sceneIdx);
layer->autorelease();
return layer;
}
ParticleDemo::~ParticleDemo(void)
{
CC_SAFE_RELEASE(_emitter);
}
void ParticleDemo::onEnter(void)
{
BaseTest::onEnter();
_color = LayerColor::create( Color4B(127,127,127,255) );
this->addChild(_color);
_emitter = NULL;
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" ),
NULL );
auto menu = Menu::create(item4, NULL);
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));
// 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, NULL);
_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 != NULL)
{
_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 != NULL)
{
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::restartCallback(Ref* sender)
{
if (_emitter != NULL)
{
_emitter->resetSystem();
}
}
void ParticleDemo::nextCallback(Ref* sender)
{
auto s = new ParticleTestScene();
s->addChild( nextParticleAction() );
Director::getInstance()->replaceScene(s);
s->release();
}
void ParticleDemo::backCallback(Ref* sender)
{
auto s = new ParticleTestScene();
s->addChild( backParticleAction() );
Director::getInstance()->replaceScene(s);
s->release();
}
void ParticleDemo::setEmitterPosition()
{
auto s = Director::getInstance()->getWinSize();
if (_emitter != NULL)
{
_emitter->setPosition( Vec2(s.width / 2, s.height / 2) );
}
}
// ParticleBatchHybrid
void ParticleBatchHybrid::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
removeChild(_background, true);
_background = NULL;
_emitter = ParticleSystemQuad::create("Particles/LavaFlow.plist");
_emitter->retain();
auto batch = ParticleBatchNode::createWithTexture(_emitter->getTexture());
batch->addChild(_emitter);
addChild(batch, 10);
schedule(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() != NULL );
_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 = NULL;
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 = NULL;
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(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();
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(0,0));
// 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 = NULL;
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 = NULL;
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 ,i*50));
particleSystem->setPositionType(ParticleSystem::PositionType::GROUPED);
addChild(particleSystem);
}
_emitter = NULL;
}
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 != NULL)
{
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 = NULL;
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 ,i*50));
batchNode->setTexture(particleSystem->getTexture());
batchNode->addChild(particleSystem);
}
_emitter = NULL;
}
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 != NULL)
{
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 = NULL;
//adds the texture inside the plist to the texture cache
_batchNode = ParticleBatchNode::createWithTexture((Texture2D*)NULL, 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,i*15+100));
unsigned int randZ = rand() % 100;
_batchNode->addChild(particleSystem, randZ, -1);
}
schedule(schedule_selector(AddAndDeleteParticleSystems::removeSystem), 0.5f);
_emitter = NULL;
}
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 != NULL)
{
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 = NULL;
_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 ,200));
_batchNode->addChild(particleSystem);
particleSystem->setPositionType(ParticleSystem::PositionType::FREE);
particleSystem->release();
//[pBNode addChild:particleSystem z:10 tag:0);
}
schedule(schedule_selector(ReorderParticleSystems::reorderSystem), 2.0f);
_emitter = NULL;
}
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::readdPaticle(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 = NULL;
_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){ GL_SRC_ALPHA, GL_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(schedule_selector(PremultipliedAlphaTest::readdPaticle), 1.0f);
}
// PremultipliedAlphaTest2
void PremultipliedAlphaTest2::onEnter()
{
ParticleDemo::onEnter();
_color->setColor(Color3B::BLACK);
this->removeChild(_background, true);
_background = NULL;
_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 = NULL;
_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(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 = NULL;
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";
}
//
// main
//
void ParticleTestScene::runThisTest()
{
addChild(nextParticleAction());
Director::getInstance()->replaceScene(this);
}