void UpdateKernelParams()
{
m_texture_needs_update = true;
m_particle_num = SPAPI.spGetNumParticles(GetContext());
SPKernelParams p = default(SPKernelParams);
SPAPI.spGetKernelParams(GetContext(), ref p);
p.world_center = transform.position;
p.world_size = transform.localScale;
p.world_div_x = m_world_div_x;
p.world_div_y = m_world_div_y;
p.world_div_z = m_world_div_z;
p.active_region_center = transform.position + m_active_region_center;
p.active_region_extent = m_active_region_extent;
p.enable_interaction = m_enable_interaction ? 1 : 0;
p.enable_colliders = m_enable_colliders ? 1 : 0;
p.enable_forces = m_enable_forces ? 1 : 0;
p.id_as_float = m_id_as_float ? 1 : 0;
p.timestep = Time.deltaTime * m_timescale;
p.damping = m_damping;
p.advection = m_advection;
p.pressure_stiffness = m_pressure_stiffness;
p.scaler = m_coord_scale;
p.particle_size = m_particle_size;
p.max_particles = m_max_particle_num;
SPAPI.spSetKernelParams(GetContext(), ref p);
}
public static extern void spSetKernelParams(int context, ref SPKernelParams p);
