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-rw-r--r--libdimensionxx/dimensionxx/camera.hpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/libdimensionxx/dimensionxx/camera.hpp b/libdimensionxx/dimensionxx/camera.hpp
index fa13a7e..0f61435 100644
--- a/libdimensionxx/dimensionxx/camera.hpp
+++ b/libdimensionxx/dimensionxx/camera.hpp
@@ -36,7 +36,7 @@ namespace Dimension
virtual Line ray(const Canvas& canvas, unsigned int x, unsigned int y);
// Shallow-copy a derived camera
- virtual Camera* copy() = 0;
+ virtual Camera* copy() const = 0;
// Access the wrapped C camera.
dmnsn_camera* dmnsn();
@@ -46,7 +46,7 @@ namespace Dimension
// No-op
Camera();
// Shallow-copy
- Camera(Camera& camera);
+ Camera(const Camera& camera);
// Wrap an existing camera
explicit Camera(dmnsn_camera* camera);