X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fcamera.h;h=59cbaae3760599148a4a9de610ae3b6e514d3003;hb=3b159edbe4e80a2bc19c4c2fcd42cb996b9fbfe0;hp=f814e9d7cac17898fe8a4c1716910079632bfe2d;hpb=aa4d7203c90083af7fbcbe8368e55ad2f29d5ff1;p=libs%2Fgl.git

diff --git a/source/camera.h b/source/camera.h
index f814e9d7..59cbaae3 100644
--- a/source/camera.h
+++ b/source/camera.h
@@ -36,6 +36,9 @@ public:
 	void set_frustum_axis(float, float);
 	void set_frustum_rotation(const Geometry::Angle<float> &);
 	const Geometry::Angle<float> &get_field_of_view() const { return fov; }
+	bool is_orthographic() const { return fov==Geometry::Angle<float>::zero(); }
+	float get_orthographic_width() const { return height*aspect; }
+	float get_orthographic_height() const { return height; }
 	float get_aspect() const { return aspect; }
 	float get_near_clip() const { return clip_near; }
 	float get_far_clip() const { return clip_far; }
@@ -66,6 +69,7 @@ public:
 	Vector3 project(const Vector4 &) const;
 	Vector3 project(const Vector3 &) const;
 	Vector4 unproject(const Vector4 &) const;
+	Vector3 unproject(const Vector3 &) const;
 
 	void apply() const;