diff options
Diffstat (limited to 'libdimensionxx/dimensionxx/camera.hpp')
| -rw-r--r-- | libdimensionxx/dimensionxx/camera.hpp | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/libdimensionxx/dimensionxx/camera.hpp b/libdimensionxx/dimensionxx/camera.hpp index 950e16d..a883969 100644 --- a/libdimensionxx/dimensionxx/camera.hpp +++ b/libdimensionxx/dimensionxx/camera.hpp @@ -29,12 +29,15 @@ namespace Dimension class Camera { public: - // No-op, made pure virtual - virtual ~Camera() = 0; + // No-op + virtual ~Camera(); // Camera callback virtual Line ray(const Canvas& canvas, unsigned int x, unsigned int y); + // Shallow-copy a derived camera + virtual Camera* copy() const = 0; + // Access the wrapped C camera. dmnsn_camera* dmnsn(); const dmnsn_camera* dmnsn() const; @@ -42,15 +45,22 @@ namespace Dimension protected: // No-op Camera(); + // Shallow-copy + Camera(const Camera& camera); // Wrap an existing camera explicit Camera(dmnsn_camera* camera); - dmnsn_camera* m_camera; + // Is m_camera unique? + bool unique() const; + + // Set the wrapped C camera + void dmnsn(dmnsn_camera* camera); private: - // Copying prohibited - Camera(const Camera&); + // Copy-assignment prohibited Camera& operator=(const Camera&); + + std::tr1::shared_ptr<dmnsn_camera*> m_camera; }; // A custom camera abstract base class, for creating your own camera types |