mirror of https://github.com/AxioDL/amuse.git
28 lines
621 B
C++
28 lines
621 B
C++
#include "amuse/Listener.hpp"
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namespace amuse {
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static void Cross(Vector3f& out, const Vector3f& a, const Vector3f& b) {
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out[0] = a[1] * b[2] - a[2] * b[1];
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out[1] = a[2] * b[0] - a[0] * b[2];
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out[2] = a[0] * b[1] - a[1] * b[0];
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}
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void Listener::setVectors(const float* pos, const float* dir, const float* heading, const float* up) {
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for (int i = 0; i < 3; ++i) {
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m_pos[i] = pos[i];
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m_dir[i] = dir[i];
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m_heading[i] = heading[i];
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m_up[i] = up[i];
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}
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Normalize(m_heading);
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Normalize(m_up);
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Cross(m_right, m_heading, m_up);
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Normalize(m_right);
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m_dirty = true;
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}
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} // namespace amuse
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