Dogcows Code - chaz/yoink/blob - src/Moof/Camera.hh

   1
   2 /*]  Copyright (c) 2009-2010, Charles McGarvey  [**************************
   3 **]  All rights reserved.
   4 *
   5 * vi:ts=4 sw=4 tw=75
   6 *
   7 * Distributable under the terms and conditions of the 2-clause BSD license;
   8 * see the file COPYING for a complete text of the license.
   9 *
  10 **************************************************************************/
  11
  12 #ifndef _MOOF_CAMERA_HH_
  13 #define _MOOF_CAMERA_HH_
  14
  15 #include <Moof/Event.hh>
  16 #include <Moof/Frustum.hh>
  17 #include <Moof/Math.hh>
  18 #include <Moof/RigidBody.hh>
  19
  20
  21 namespace Mf {
  22
  23
  24 class Camera : public RigidBody3
  25 {
  26 public:
  27
  28         Camera()
  29         {
  30                 mState.init();
  31                 mPrevState.init();
  32
  33                 cml::quaternion_rotation_world_y(mState.orientation, SCALAR(0.0));
  34         }
  35
  36         void setPosition(const Vector3& position);
  37         void setRotation(const Quaternion& rotation);
  38
  39         void lookAt(const Vector3& point);
  40
  41         void setProjection(const Matrix4& projection);
  42         void setProjection(Scalar fovy, Scalar aspect, Scalar near, Scalar far);
  43
  44         const Matrix4& getModelview() const
  45         {
  46                 return mModelview;
  47         }
  48
  49         const Matrix4& getProjection() const
  50         {
  51                 return mProjection;
  52         }
  53
  54         const Frustum& getFrustum() const
  55         {
  56                 return mFrustum;
  57         }
  58
  59
  60         void uploadToGL(Scalar alpha = 0) const;
  61
  62         void update(Scalar t, Scalar dt);
  63         void draw(Scalar alpha = 0) const;
  64         void handleEvent(const Event& event);
  65
  66 private:
  67
  68         void calculate(Scalar alpha) const;
  69
  70         mutable Matrix4         mModelview;
  71         Matrix4                         mProjection;
  72
  73         mutable Frustum         mFrustum;
  74 };
  75
  76
  77 } // namespace Mf
  78
  79 #endif // _MOOF_CAMERA_HH_
  80