CCamera.H

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/*
  Class Name:
  CCamera.

  Created by:
  Allen Sherrod (Programming Ace of www.UltimateGameProgramming.com).

  Description:
  This class represents a camera in a 3D scene.
*/

#ifndef CAJUN_CCAMERA_H
#define CAJUN_CCAMERA_H

#include <cmath>                          // Math header that allows us to use cos() and sin().
#include "CQuaternion.H"                   // Quaternion class.

#define M_UP              0.01f             // Forward speed.
#define M_DOWN            -0.01f            // Backward speed.
#define M_LEFT            0.7f              // Left speed.
#define M_RIGHT           -0.7f             // Right speed.
#define M_STRAFE_LEFT     -0.01f            // Left straft speed.
#define M_STRAFE_RIGHT    0.01f             // Right straft speed.

class CCamera
{
public:
        CCamera ();

        void SetMoveBy (float move_by);
        void SetCamera (float x, float y, float z,
                       float xv, float yv, float zv,
                       float xu, float yu, float zu);
        void Follow_Focus (float x, float y, float z);
        void Bot_Focus (float x, float y, float z);
        void Follow_Bot (float x, float y, float z);
        void MoveCamera (float direction);
        void UpdateCamera (float xDir, float yDir, float zDir, float dir);
        void StrafeCam (float direction);
        void StrafeCam (float direction, float x, float y, float z);
        void CalculateStrafe ();
        void RotateCamera (float AngleDir, float xSpeed,  float ySpeed,
                           float zSpeed);
        void RotateByMouse (int mousePosX, int mousePosY, int midX, int midY);

        float xPos;
        float yPos;
        float zPos;
        float xView;
        float yView;
        float zView;
        float xUp;
        float yUp;
        float zUp;
        float xStrafe;
        float yStrafe;
        float zStrafe;
        float currentRotationAngle;
        float prev_bot_x;
        float prev_bot_y;
        float prev_bot_z;
        float desired_bot_x;
        float desired_bot_y;
        float desired_bot_z;
        float m_move_by;
};
#endif

// Copyright October 2004
// All Rights Reserved!
// Allen Sherrod
// ProgrammingAce@UltimateGameProgramming.com
// www.UltimateGameProgramming.com

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