54 lines
1.0 KiB
C++
54 lines
1.0 KiB
C++
#include "..\Header\FreeCamera.h"
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#include <QVector2D>
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#include <QVector3D>
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#include <QQuaternion>
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/////////////////////////////////////////////////////////////////////////
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// constructor/destructor
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FreeCamera::FreeCamera()
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{
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resetView();
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}
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FreeCamera::~FreeCamera()
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{
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}
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/////////////////////////////////////////////////////////////////////////
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// functions
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void FreeCamera::rotateAction(QVector2D diff)
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{
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m_rotation = QQuaternion::fromAxisAndAngle(QVector3D(diff.y(), diff.x(), 0.0).normalized(), diff.length() * 0.5) * m_rotation;
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}
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void FreeCamera::moveAction(QVector2D diff)
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{
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m_translation += {(float)(diff.x() * 0.01), (float)(diff.y() * -0.01), 0.0};
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}
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void FreeCamera::wheelAction(double value)
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{
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m_translation += {0.0, 0.0, (float) (m_zSpeed * value / 240)};
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}
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void FreeCamera::recalculateMatrix()
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{
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m_matrix = QMatrix4x4();
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m_matrix.translate(m_translation);
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m_matrix.rotate(m_rotation);
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}
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void FreeCamera::resetView()
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{
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m_translation = { 0, 0, -4 };
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m_rotation = QQuaternion();
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CameraInterface::resetView();
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}
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