X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fcamera.h;h=59cbaae3760599148a4a9de610ae3b6e514d3003;hb=3b159edbe4e80a2bc19c4c2fcd42cb996b9fbfe0;hp=634557607c112abdd619e622203cfafe1b9eddd0;hpb=c6149a1e9f488f790378969ff655e6bc94369d16;p=libs%2Fgl.git

diff --git a/source/camera.h b/source/camera.h
index 63455760..59cbaae3 100644
--- a/source/camera.h
+++ b/source/camera.h
@@ -11,29 +11,38 @@ class Camera
 {
 private:
 	Geometry::Angle<float> fov;
+	float height;
 	float aspect;
 	// Some compilers have "near" and "far" keywords
 	float clip_near;
 	float clip_far;
 	float frustum_x;
 	float frustum_y;
+	Geometry::Angle<float> rotate;
 	Vector3 position;
 	Vector3 look_dir;
 	Vector3 up_dir;
 	Matrix view_matrix;
 	Matrix object_matrix;
+	Matrix proj_matrix;
 
 public:
 	Camera();
 
 	void set_field_of_view(const Geometry::Angle<float> &);
+	void set_orthographic(float, float);
 	void set_aspect(float);
 	void set_depth_clip(float, float);
 	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; }
+	const Geometry::Angle<float> &get_frustum_rotation() const { return rotate; }
 
 	void set_position(const Vector3 &);
 	void set_look_direction(const Vector3 &);
@@ -54,13 +63,18 @@ public:
 	to world space. */
 	const Matrix &get_object_matrix() const { return object_matrix; }
 
+	/** Returns the projection matrix. */
+	const Matrix &get_projection_matrix() const { return proj_matrix; }
+
 	Vector3 project(const Vector4 &) const;
 	Vector3 project(const Vector3 &) const;
 	Vector4 unproject(const Vector4 &) const;
+	Vector3 unproject(const Vector3 &) const;
 
 	void apply() const;
 
 private:
+	void update_projection_matrix();
 	void update_object_matrix();
 };