public override void Capture()
{
if (m_target == null)
{
return;
}
// create buffer
int count_max = m_target.maxParticles;
if (m_buf_particles == null)
{
m_buf_particles = new ParticleSystem.Particle[count_max];
m_buf_positions = new Vector3[count_max];
m_buf_rotations = new Vector4[count_max];
}
else if (m_buf_particles.Length != count_max)
{
Array.Resize(ref m_buf_particles, count_max);
Array.Resize(ref m_buf_positions, count_max);
Array.Resize(ref m_buf_rotations, count_max);
}
// copy particle positions & rotations to buffer
int count = m_target.GetParticles(m_buf_particles);
for (int i = 0; i < count; ++i)
{
m_buf_positions[i] = m_buf_particles[i].position;
}
for (int i = 0; i < count; ++i)
{
m_buf_rotations[i] = m_buf_particles[i].axisOfRotation;
m_buf_rotations[i].w = m_buf_particles[i].rotation;
}
// write!
var data = new AbcAPI.aePointsData();
data.positions = GetArrayPtr(m_buf_positions);
data.count = count;
AbcAPI.aePointsWriteSample(m_abc, ref data);
AbcAPI.aePropertyWriteArraySample(m_prop_rotatrions, GetArrayPtr(m_buf_rotations), count);
}