int CurieIMUClass::readAccelerometer(int axis)
{
if (axis == X_AXIS) {
return getAccelerationX();
} else if (axis == Y_AXIS) {
return getAccelerationY();
} else if (axis == Z_AXIS) {
return getAccelerationZ();
}
return 0;
}
void ParticleSystem::render(float dt)
{
preRender(dt);
unsigned int newParticles = 0;
if (mParticleList.size() < static_cast<unsigned int>(mMaxParticles))
{
mCurrentParticleCount += dt * mParticlesPerSecond;
newParticles = static_cast<unsigned int>(mCurrentParticleCount);
if (mParticleList.size() + newParticles > static_cast<unsigned int>(mMaxParticles))
{
newParticles = mMaxParticles - mParticleList.size();
}
mCurrentParticleCount -= static_cast<float>(newParticles);
}
else
{
mCurrentParticleCount = 0.0f;
}
if (newParticles > 0)
{
for (unsigned int i = 0; i < newParticles; i++)
{
newParticle();
}
}
float accX = getAccelerationX() * dt;
float accY = getAccelerationY() * dt;
float ageResp = 1.0f / mMaxAge;
float alphaRange = mEndAlpha - mStartAlpha;
for (size_t i = 0; i < mParticleList.size(); i++)
{
Particle *particle = mParticleList[i];
float t = particle->getAge() * ageResp;
particle->getGfxComponent()->setAlpha(t * alphaRange + mStartAlpha);
particle->preRender(*this, accX, accY, dt);
if (particle->getAge() >= mMaxAge)
{
particle->postRender(dt);
mParticleList.erase(mParticleList.begin() + i);
i--;
continue;
}
particle->render(dt);
particle->postRender(dt);
}
postRender(dt);
}
float CurieImuClass::readAccelerometerScaled(int axis)
{
int16_t raw;
if (axis == X_AXIS) {
raw = getAccelerationX();
} else if (axis == Y_AXIS) {
raw = getAccelerationY();
} else if (axis == Z_AXIS) {
raw = getAccelerationZ();
} else {
return 0;
}
return convertRaw(raw, accel_range);
}
double BoschBMA250::getVectorMagnitude()
{
double magnitude = sqrt(square(getAccelerationX()) + square(getAccelerationY()) + square(getAccelerationZ()));
return magnitude;
}