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00026 #ifndef _LOGIC_H_
00027 #define _LOGIC_H_
00028
00029 #include "Vector3.h"
00030 #include "Matrix4x4.h"
00031 #include "boost/smart_ptr/shared_array.hpp"
00032
00033 #include "MouseState.h"
00034
00035 namespace CUDARayCasting
00036 {
00037
00040 class Logic
00041 {
00042 public:
00044 Logic(void);
00045
00047 ~Logic(void);
00048
00049 boost::shared_array<unsigned char> LoadVolumeData(void) const;
00050
00051 boost::shared_array<float> LoadTransferFunction(void);
00052
00053 void UpdateTransferFunction(float elpasedTime);
00054
00055 void IncreaseStep(void);
00056
00057 void DecreaseStep(void);
00058
00059 void IncreaseStepNumber(void);
00060
00061 void DecreaseStepNumber(void);
00062
00063 void IncreaseAnimationTime(void);
00064
00065 void DecreaseAnimationTime(void);
00066
00067 void Pause(void);
00068
00069 void Play(void);
00070
00071 float GetStep(void) const;
00072
00073 int GetStepNumber(void) const;
00074
00075 float GetAnimationTime(void) const;
00076
00077 bool IsStepIncreseable(void) const;
00078
00079 bool IsStepDecreseable(void) const;
00080
00081 bool IsStepNumberIncreseable(void) const;
00082
00083 bool IsStepNumberDecreseable(void) const;
00084
00085 bool IsAnimationTimeIncreseable(void) const;
00086
00087 bool IsAnimationTimeDecreseable(void) const;
00088
00089 bool IsPaused(void) const;
00090
00091 void ProcessMouse(const GlutWrapper::MouseState& mouseState, float elapsedTime);
00092
00093 const Matrix4x4& GetViewMatrix(void) const;
00094
00095 const Matrix4x4& GetVolumeMatrix(void) const;
00096
00097 int GetDensityWindowWidth(void) const;
00098
00099 int GetDensityWindowBegin(void) const;
00100
00101 int GetDensityWindowEnd(void) const;
00102
00103 const Vector3& GetBboxMin(void) const;
00104
00105 const Vector3& GetBboxMax(void) const;
00106
00107 private:
00108 static const int m_colorElementsCount;
00109 static const int m_tableColorsCount;
00110 static const int m_tableSize;
00111 static const Vector3 m_startColor;
00112 static const Vector3 m_endColor;
00113 static const float m_stepFixedAmount;
00114 static const float m_maxStep;
00115 static const float m_minStep;
00116 static const int m_stepNumberFixedAmount;
00117 static const int m_maxStepNumber;
00118 static const int m_minStepNumber;
00119 static const float m_animationTimeFixedAmount;
00120 static const float m_maxAnimationTime;
00121 static const float m_minAnimationTime;
00122
00123 boost::shared_array<float> m_transferFunctionPtr;
00124
00125 float m_totalElapsedTime;
00126 float m_dir;
00127 float m_step;
00128 int m_stepNumber;
00129 float m_animationTime;
00130 bool m_paused;
00131
00132 Vector3 m_cameraPos;
00133 Vector3 m_cameraTarget;
00134 Vector3 m_cameraUp;
00135 Vector3 m_transCameraPos;
00136 Matrix4x4 m_viewMatrix;
00137
00138 Matrix4x4 m_volumeMatrix;
00139
00140 int m_densityWinWidth;
00141 int m_densityWinBegin;
00142 int m_densityWinEnd;
00143
00144 Vector3 m_bboxMin;
00145 Vector3 m_bboxMax;
00146
00148 Logic(const Logic&);
00149
00151 Logic& operator=(const Logic&);
00152 };
00153
00154 }
00155
00156 #endif
