apply_broadcast_parameter()

void MayaFlux::Nodes::Network::ParticleNetwork::apply_broadcast_parameter ( const std::string &  param, double  value  )

private

Apply broadcast parameter to all particles.

Definition at line 186 of file ParticleNetwork.cpp.

{
    if (param == "gravity") {
        m_gravity.y = static_cast<float>(value);
    } else if (param == "drag") {
        m_drag = glm::clamp(static_cast<float>(value), 0.0F, 1.0F);
    } else if (param == "turbulence") {
        for (auto& particle : m_particles) {
            glm::vec3 random_force(
                (static_cast<float>(rand()) / RAND_MAX - 0.5F) * 2.0F,
                (static_cast<float>(rand()) / RAND_MAX - 0.5F) * 2.0F,
                (static_cast<float>(rand()) / RAND_MAX - 0.5F) * 2.0F);
            particle.force += random_force * static_cast<float>(value);
        }
    } else if (param == "attraction") {
        m_attraction_strength = static_cast<float>(value);
    } else if (param == "spring_stiffness") {
        m_spring_stiffness = glm::max(0.0F, static_cast<float>(value));
    } else if (param == "repulsion_strength") {
        m_repulsion_strength = glm::max(0.0F, static_cast<float>(value));
    } else if (param == "force_x") {
        for (auto& particle : m_particles) {
            particle.force.x += static_cast<float>(value);
        }
    } else if (param == "force_y") {
        for (auto& particle : m_particles) {
            particle.force.y += static_cast<float>(value);
        }
    } else if (param == "force_z") {
        for (auto& particle : m_particles) {
            particle.force.z += static_cast<float>(value);
        }
    }
}

References m_attraction_strength, m_drag, m_gravity, m_particles, m_repulsion_strength, and m_spring_stiffness.

Referenced by update_mapped_parameters().

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