Camera.hpp

#ifndef CAMERA_H
#define CAMERA_H
 
#ifndef SCENEGRAPHNODE_H
#    include "SceneGraphNode.hpp"
#endif
 
struct Vec3;
class Texture;
 
class Camera : public SceneGraphNode
{
  public:
    virtual ~Camera() {}
 
    virtual void LookAt( const Vec3& eye, const Vec3& center, const Vec3& up ) = 0;
 
    virtual void MoveForward( float amount ) = 0;
 
    virtual void MoveRight( float amount ) = 0;
 
    virtual void MoveUp( float amount ) = 0;
 
    virtual void OffsetRotation( const Vec3& axis, float angleDegrees ) = 0;
 
    virtual Vec3 ScreenPoint( const Vec3& worldPoint ) const = 0;
 
    virtual void SetProjection( float fieldOfViewDegrees, float aspect, float nearDepth, float farDepth ) = 0;
 
    virtual void SetViewport( int left, int right, int top, int bottom ) = 0;
    
    virtual void SetProjection( float left, float right, float bottom, float top, float nearDepth, float farDepth ) = 0;
 
    virtual void SetRenderTarget( Texture* target ) = 0;
 
    virtual Vec3 ViewDirection() const = 0;
    
    virtual float FarClipPlane() const = 0;
    
    virtual float NearClipPlane() const = 0;
};
 
#endif