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26 lines
536 B
C++
26 lines
536 B
C++
#include "curve_view_cursor.h"
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#include <cmath>
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namespace Shared {
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CurveViewCursor::CurveViewCursor() : m_t(NAN), m_x(NAN), m_y(NAN) {}
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void CurveViewCursor::moveTo(double t, double x, double y) {
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m_t = clipped(t, false);
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m_x = clipped(x, false); //TODO LEA ?
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m_y = clipped(y, true);
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}
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double CurveViewCursor::clipped(double x, bool canBeInfinite) {
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double maxValue = canBeInfinite ? INFINITY : k_maxFloat;
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if (x > k_maxFloat) {
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return maxValue;
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}
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if (x < -k_maxFloat) {
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return -maxValue;
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}
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return x;
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}
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}
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