40 lines
1010 B
C++
40 lines
1010 B
C++
// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0.If a copy of the MPL was not distributed with this
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// file, You can obtain one at https ://mozilla.org/MPL/2.0/.
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#include "Angle.h"
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#include <math.h>
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#include "FloatSingle.h"
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const float Angle::Rad2Deg = 57.29578F;
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const float Angle::Deg2Rad = 0.0174532924F;
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float Angle::Normalize(float angle) {
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if (!isfinite(angle))
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return angle;
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while (angle <= -180)
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angle += 360;
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while (angle > 180)
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angle -= 360;
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return angle;
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}
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float Angle::Clamp(float angle, float min, float max) {
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float normalizedAngle = Normalize(angle);
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float r = Float::Clamp(normalizedAngle, min, max);
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return r;
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}
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float Angle::Difference(float a, float b) {
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float r = Normalize(b - a);
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return r;
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}
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float Angle::MoveTowards(float fromAngle, float toAngle, float maxAngle) {
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float d = toAngle - fromAngle;
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float sign = signbit(d) ? -1 : 1;
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d = sign * Float::Clamp(fabs(d), 0, maxAngle);
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return fromAngle + d;
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}
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