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#pragma once
#include "BLI_float_interval.h"
#include "particles_state.hpp"
#include "world_state.hpp"
namespace BParticles {
using BLI::FloatInterval;
class SimulationTimeState {
private:
bool m_is_updating = false;
float m_simulation_time = 0.0f;
float m_update_start_time = 0.0f;
float m_update_duration = 0.0f;
uint m_current_update_index = 0;
public:
bool is_updating() const
{
return m_is_updating;
}
FloatInterval current_update_time() const
{
BLI_assert(m_is_updating);
return FloatInterval(m_update_start_time, m_update_duration);
}
uint current_update_index() const
{
BLI_assert(m_is_updating);
return m_current_update_index;
}
void start_update(float time_step)
{
BLI_assert(time_step >= 0);
BLI_assert(!m_is_updating);
m_is_updating = true;
m_update_start_time = m_simulation_time;
m_update_duration = time_step;
m_current_update_index++;
}
void end_update()
{
BLI_assert(m_is_updating);
m_is_updating = false;
m_simulation_time = m_update_start_time + m_update_duration;
}
};
class SimulationState {
private:
ParticlesState m_particles;
WorldState m_world;
SimulationTimeState m_time_state;
public:
ParticlesState &particles()
{
return m_particles;
}
WorldState &world()
{
return m_world;
}
SimulationTimeState &time()
{
return m_time_state;
}
};
} // namespace BParticles
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