BOOL CPowerMode::AddParticles(int x, int y)
{
ASSERT(m_pmCfg != NULL);
int count = (int)GetRandRange((double)m_pmCfg->GetMinParticles(), (double)m_pmCfg->GetMaxParticles());
::EnterCriticalSection(&m_cs);
for(int i = 0; i < count; i++)
{
double vx = GetRandRange(m_pmCfg->GetVxMin(), m_pmCfg->GetVxMax());
double vy = GetRandRange(m_pmCfg->GetVyMin(), m_pmCfg->GetVyMax());
if(m_pmCfg->GetColorMode() == POWER_COLOR_MODE_STATIC)
{
m_particles.push_back(CParticle(x, y, vx, vy, m_pmCfg->GetInitialColor()));
}
else
{
int cr = (int)GetRandRange(1, 255);
int cg = (int)GetRandRange(1, 255);
int cb = (int)GetRandRange(1, 255);
m_particles.push_back(CParticle(x, y, vx, vy, RGB(cr, cg, cb)));
}
}
::LeaveCriticalSection(&m_cs);
return TRUE;
}
void CBox::SetBox(const Vector& xPos, float fSize, float fParticleMass, int iRigidity)
{
Allocate(4);
SetRigidity(iRigidity);
float fRad = fSize * (float) sqrt(2.0f) / 2.0f;
float s = fSize / 2.0f;
Vector Corners[4] = { Vector(-s, -s), Vector(s, -s), Vector(s, s), Vector(-s, s) };
Corners[0] += xPos;
Corners[1] += xPos;
Corners[2] += xPos;
Corners[3] += xPos;
//-----------------------------------------------------------
// simple square box body Some masses will be set to < 0.0f,
// marking the particle as unmovable.
//-----------------------------------------------------------
AddParticle(CParticle(Corners[0], fRad, fParticleMass));
AddParticle(CParticle(Corners[1], fRad, fParticleMass));
AddParticle(CParticle(Corners[2], fRad, fParticleMass));
AddParticle(CParticle(Corners[3], fRad, fParticleMass));
SetRigidBodyConstraints();
}
void init(void)
{
//背景色
glClearColor(0.2, 0.2, 0.3, 1.0);
setCamera();//視点を求める
setLight(); //光源設定
glEnable(GL_DEPTH_TEST);
glEnable(GL_NORMALIZE);
printf("マウス/キー操作の説明には'h'キーをプッシュ \n");
//Terrainデータの作成
makeTerrainData();
Bitmap* bm0 = new Bitmap();
loadBitmap(bm0, "../../bmp/altgrad4.bmp");
makeTerrainImage(bm0);
setTerrainTexture();
//particle
countP = 0;
fps = 0;
elapseTime1 = 0.0;//1sec間以内の経過時間
elapseTime2 = 0.0; //init()後の総経過時間
for(int i = 0; i < NUM_PARTICLE; i++) p[i] = CParticle();
for(int i = 0; i < NUM_PARTICLE2; i++) q[i] = CParticle2();
frameCount = 0;
}
void CChain::SetChain(const Vector& P0, const Vector& P1, int iNumParticles, int iRigidity, float fParticleRadius, float fParticleMass)
{
Free();
Allocate(iNumParticles, iNumParticles-1);
if (iNumParticles < 2)
return;
if (iRigidity <= 0)
iRigidity = 1;
SetRigidity(iRigidity);
//-----------------------------------------------------------
// copy particles
//-----------------------------------------------------------
Vector P = P0;
Vector D = (P0 - P1) / ((float) iNumParticles);
for(int i = 0; i < iNumParticles; i ++)
{
AddParticle(CParticle(P, fParticleRadius, (i != 0)? fParticleMass : 0.0f));
P += D;
}
//------------------------------------------------------------------
// link particles together
//------------------------------------------------------------------
for(int i = 0; i < iNumParticles-1; i ++)
{
AddConstraint(CLinConstraint(&GetParticle(i), &GetParticle(i+1)));
P += D;
}
ComputeBoundingSphere();
m_iSelfCollisionStep = 2;
}
/*!****************************************************************************
@Function SpawnParticle
@Output pParticle particle to initialize
@Description initializes the specified particle with randomly chosen parameters.
******************************************************************************/
void OGLESParticles::SpawnParticle(CParticle *pParticle)
{
PVRTVec3 fParticleSource(f2vt(0), f2vt(0), f2vt(0));
PVRTVec3 fParticleSourceVariability(f2vt(1), f2vt(0), f2vt(1));
PVRTVec3 fParticleVelocity(f2vt(0), f2vt(30), f2vt(0));
PVRTVec3 fParticleVelocityVariability(f2vt(4), f2vt(15), f2vt(4));
VERTTYPE fParticleLifeTime = f2vt(8);
VERTTYPE fParticleLifeTimeVariability = f2vt(1.0);
float fParticleMass = 100;
float fParticleMassVariability = 0;
float fRndFloat;
// Creates the particle position.
PVRTVec3 fPos;
fRndFloat = RandFloat();
fPos.x = fParticleSource.x + VERTTYPEMUL(f2vt(fRndFloat),fParticleSourceVariability.x);
fRndFloat = RandFloat();
fPos.y = fParticleSource.y + VERTTYPEMUL(f2vt(fRndFloat),fParticleSourceVariability.y);
fRndFloat = RandFloat();
fPos.z = fParticleSource.z + VERTTYPEMUL(f2vt(fRndFloat),fParticleSourceVariability.z);
// Creates the particle velocity.
PVRTVec3 fVel;
fRndFloat = RandFloat();
fVel.x = fParticleVelocity.x + VERTTYPEMUL(f2vt(fRndFloat),fParticleVelocityVariability.x);
fRndFloat = RandFloat();
fVel.y = fParticleVelocity.y + VERTTYPEMUL(f2vt(fRndFloat),fParticleVelocityVariability.y);
fRndFloat = RandFloat();
fVel.z = fParticleVelocity.z + VERTTYPEMUL(f2vt(fRndFloat),fParticleVelocityVariability.z);
// Creates the particle lifetime and fMass.
VERTTYPE fLife = fParticleLifeTime + VERTTYPEMUL(f2vt(RandFloat()), fParticleLifeTimeVariability);
float fMass = fParticleMass + RandFloat() * fParticleMassVariability;
// Creates the particle from these characteristics.
*pParticle = CParticle(fPos,fVel,fMass,fLife);
// Creates the particle colors.
PVRTVec3 fParticleInitialColour(f2vt(0.6f*255.0f), f2vt(0.5f*255.0f), f2vt(0.5f*255.0f));
PVRTVec3 fParticleInitialColourVariability(f2vt(0.2f*255.0f), f2vt(0.2f*255.0f), f2vt(0.2f*255.0f));
PVRTVec3 fParticleHalfwayColour(f2vt(1.0f*255.0f), f2vt(0.0f), f2vt(0.0f));
PVRTVec3 fParticleHalfwayColourVariability(f2vt(0.8f*255.0f), f2vt(0.0f), f2vt(0.3f*255.0f));
PVRTVec3 fParticleEndColour(f2vt(0.0f), f2vt(0.0f), f2vt(0.0f));
PVRTVec3 fParticleEndColourVariability(f2vt(0.0f), f2vt(0.0f), f2vt(0.0f));
VERTTYPE fRndValue = f2vt(RandFloat());
pParticle->m_fColour.x = pParticle->m_fInitialColour.x = Clamp(fParticleInitialColour.x + VERTTYPEMUL(fParticleInitialColourVariability.x,fRndValue));
pParticle->m_fColour.y = pParticle->m_fInitialColour.y = Clamp(fParticleInitialColour.y + VERTTYPEMUL(fParticleInitialColourVariability.y,fRndValue));
pParticle->m_fColour.z = pParticle->m_fInitialColour.z = Clamp(fParticleInitialColour.z + VERTTYPEMUL(fParticleInitialColourVariability.z,fRndValue));
fRndFloat = RandFloat();
pParticle->m_fHalfwayColour.x = Clamp(fParticleHalfwayColour.x + VERTTYPEMUL(f2vt(fRndFloat), fParticleHalfwayColourVariability.x));
fRndFloat = RandFloat();
pParticle->m_fHalfwayColour.y = Clamp(fParticleHalfwayColour.y + VERTTYPEMUL(f2vt(fRndFloat), fParticleHalfwayColourVariability.y));
fRndFloat = RandFloat();
pParticle->m_fHalfwayColour.z = Clamp(fParticleHalfwayColour.z + VERTTYPEMUL(f2vt(fRndFloat), fParticleHalfwayColourVariability.z));
fRndFloat = RandFloat();
pParticle->m_fEndColor.x = Clamp(fParticleEndColour.x + VERTTYPEMUL(f2vt(fRndFloat), fParticleEndColourVariability.x));
fRndFloat = RandFloat();
pParticle->m_fEndColor.y = Clamp(fParticleEndColour.y + VERTTYPEMUL(f2vt(fRndFloat), fParticleEndColourVariability.y));
fRndFloat = RandFloat();
pParticle->m_fEndColor.z = Clamp(fParticleEndColour.z + VERTTYPEMUL(f2vt(fRndFloat), fParticleEndColourVariability.z));
// Creates the particle size using a perturbation.
VERTTYPE fParticleSize = f2vt(2.0f);
VERTTYPE fParticleSizeVariation = f2vt(1.5f);
fRndFloat = RandFloat();
pParticle->m_fSize = fParticleSize + VERTTYPEMUL(f2vt(fRndFloat), fParticleSizeVariation);
}
void CSystemInstance::SpawnParticle()
{
m_iNumParticlesAlive++;
m_iTotalEmitted++;
CParticle* pNewParticle = NULL;
for (size_t i = 0; i < m_aParticles.size(); i++)
{
CParticle* pParticle = &m_aParticles[i];
if (pParticle->m_bActive)
continue;
pNewParticle = pParticle;
break;
}
if (!pNewParticle)
{
m_aParticles.push_back(CParticle());
pNewParticle = &m_aParticles[m_aParticles.size()-1];
}
Vector vecDistance = Vector(0,0,0);
if (m_pSystem->GetEmissionMaxDistance() > 0)
{
float flYaw = RandomFloat(-180, 180);
float flDistance = cos(RandomFloat(0, M_PI/2)) * m_pSystem->GetEmissionMaxDistance();
float flPitch = sin(RandomFloat(-M_PI/2, M_PI/2)) * 90;
vecDistance = AngleVector(EAngle(flPitch, flYaw, 0)) * flDistance;
}
pNewParticle->Reset();
pNewParticle->m_vecOrigin = m_vecOrigin + m_pSystem->GetSpawnOffset() + vecDistance;
pNewParticle->m_vecVelocity = m_vecInheritedVelocity * m_pSystem->GetInheritedVelocity();
if (m_pSystem->GetRandomVelocity().Size().LengthSqr() > 0)
{
Vector vecMins = m_pSystem->GetRandomVelocity().m_vecMins;
Vector vecMaxs = m_pSystem->GetRandomVelocity().m_vecMaxs;
pNewParticle->m_vecVelocity.x += RandomFloat(vecMins.x, vecMaxs.x);
pNewParticle->m_vecVelocity.y += RandomFloat(vecMins.y, vecMaxs.y);
pNewParticle->m_vecVelocity.z += RandomFloat(vecMins.z, vecMaxs.z);
}
pNewParticle->m_angAngles = m_angAngles;
if (m_pSystem->GetRandomModelYaw())
pNewParticle->m_angAngles.y = RandomFloat(0, 360);
if (m_pSystem->GetRandomModelRoll())
pNewParticle->m_angAngles.r = RandomFloat(-180, 180);
if (m_pSystem->GetRandomAngleVelocity())
pNewParticle->m_angAngleVelocity = EAngle(RandomFloat(-90, 90), RandomFloat(-180, 180), RandomFloat(-90, 90));
if (m_pSystem->GetFadeIn())
pNewParticle->m_flAlpha = 0;
else
pNewParticle->m_flAlpha = m_pSystem->GetAlpha();
pNewParticle->m_flRadius = m_pSystem->GetStartRadius();
if (m_pSystem->GetRandomBillboardYaw())
pNewParticle->m_flBillboardYaw = RandomFloat(0, 360);
else
pNewParticle->m_flBillboardYaw = 0;
}
