X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fcamera.h;h=a58023017745e37b65179b283c9e1ff3f928f2c2;hp=bfcc2987d860b8e258e3f4fa6bcaad3906853295;hb=72a13418cc19e750abf3f8d8a52aea5e1abe4983;hpb=ea3487f52f8621f07deb47fa1af22a85b8b23519

diff --git a/source/camera.h b/source/camera.h
index bfcc2987..a5802301 100644
--- a/source/camera.h
+++ b/source/camera.h
@@ -1,40 +1,68 @@
 #ifndef MSP_GL_CAMERA_H_
 #define MSP_GL_CAMERA_H_
 
-#include "matrix.h"
-#include "vector.h"
+#include <msp/datafile/objectloader.h>
+#include "placeable.h"
 
 namespace Msp {
 namespace GL {
 
-class Camera
+class Camera: public Placeable
 {
+public:
+	class Loader: public DataFile::ObjectLoader<Camera>
+	{
+	public:
+		Loader(Camera &);
+
+	private:
+		void aspect_ratio(float);
+		void depth_clip(float, float);
+		void field_of_view(float);
+		void look_at(float, float, float);
+		void look_direction(float, float, float);
+		void orthographic(float, float);
+		void position(float, float, float);
+		void up_direction(float, float, float);
+	};
+
 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_aspect(float);
+	void set_orthographic(float, float);
+	void set_aspect_ratio(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; }
-	float get_aspect() const { return aspect; }
+	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_ratio() 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; }
+
+	// Deprecated, use set/get_aspect_ratio instead
+	void set_aspect(float a) { set_aspect_ratio(a); }
+	float get_aspect() const { return get_aspect_ratio(); }
 
 	void set_position(const Vector3 &);
 	void set_look_direction(const Vector3 &);
@@ -44,8 +72,10 @@ public:
 	const Vector3 &get_look_direction() const { return look_dir; }
 	const Vector3 &get_up_direction() const { return up_dir; }
 
-	/** Deprecated alias for get_view_matrix. */
-	const Matrix &get_matrix() const { return get_view_matrix(); }
+	virtual void set_matrix(const Matrix &m) { set_object_matrix(m); }
+
+	/** Sets the position and orientation of the camera from an object matrix. */
+	void set_object_matrix(const Matrix &);
 
 	/** Returns the view matrix, used to transform coordinates from world space
 	to eye space. */
@@ -53,7 +83,7 @@ public:
 
 	/** Returns the object matrix, used to transform coordinates from eye space
 	to world space. */
-	const Matrix &get_object_matrix() const { return object_matrix; }
+	const Matrix &get_object_matrix() const { return matrix; }
 
 	/** Returns the projection matrix. */
 	const Matrix &get_projection_matrix() const { return proj_matrix; }
@@ -61,6 +91,7 @@ public:
 	Vector3 project(const Vector4 &) const;
 	Vector3 project(const Vector3 &) const;
 	Vector4 unproject(const Vector4 &) const;
+	Vector3 unproject(const Vector3 &) const;
 
 	void apply() const;