From 141ebfc5ed84f95edfd0fba0c354336785eb9807 Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Thu, 21 Dec 2017 13:14:17 +0200
Subject: [PATCH] Add a loader to Camera

---
 source/camera.cpp    | 54 ++++++++++++++++++++++++++++++++++++++++++++
 source/camera.h      | 18 +++++++++++++++
 source/resources.cpp |  2 ++
 3 files changed, 74 insertions(+)

diff --git a/source/camera.cpp b/source/camera.cpp
index 6ae162ae..b3cedbc6 100644
--- a/source/camera.cpp
+++ b/source/camera.cpp
@@ -149,5 +149,59 @@ void Camera::update_object_matrix()
 	view_matrix = invert(matrix);
 }
 
+
+Camera::Loader::Loader(Camera &c):
+	DataFile::ObjectLoader<Camera>(c)
+{
+	add("aspect_ratio", &Loader::aspect_ratio);
+	add("depth_clip", &Loader::depth_clip);
+	add("field_of_view", &Loader::field_of_view);
+	add("look_at", &Loader::look_at);
+	add("look_direction", &Loader::look_direction);
+	add("orthographic", &Loader::orthographic);
+	add("position", &Loader::position);
+	add("up_direction", &Loader::up_direction);
+}
+
+void Camera::Loader::aspect_ratio(float a)
+{
+	obj.set_aspect_ratio(a);
+}
+
+void Camera::Loader::depth_clip(float n, float f)
+{
+	obj.set_depth_clip(n, f);
+}
+
+void Camera::Loader::field_of_view(float a)
+{
+	obj.set_field_of_view(Geometry::Angle<float>::from_degrees(a));
+}
+
+void Camera::Loader::look_at(float x, float y, float z)
+{
+	obj.look_at(Vector3(x, y, z));
+}
+
+void Camera::Loader::look_direction(float x, float y, float z)
+{
+	obj.set_look_direction(Vector3(x, y, z));
+}
+
+void Camera::Loader::orthographic(float w, float h)
+{
+	obj.set_orthographic(w, h);
+}
+
+void Camera::Loader::position(float x, float y, float z)
+{
+	obj.set_position(Vector3(x, y, z));
+}
+
+void Camera::Loader::up_direction(float x, float y, float z)
+{
+	obj.set_up_direction(Vector3(x, y, z));
+}
+
 } // namespace GL
 } // namespace Msp
diff --git a/source/camera.h b/source/camera.h
index 1c13e67d..a5802301 100644
--- a/source/camera.h
+++ b/source/camera.h
@@ -1,6 +1,7 @@
 #ifndef MSP_GL_CAMERA_H_
 #define MSP_GL_CAMERA_H_
 
+#include <msp/datafile/objectloader.h>
 #include "placeable.h"
 
 namespace Msp {
@@ -8,6 +9,23 @@ namespace GL {
 
 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;
diff --git a/source/resources.cpp b/source/resources.cpp
index c34139b2..c8e61ef8 100644
--- a/source/resources.cpp
+++ b/source/resources.cpp
@@ -2,6 +2,7 @@
 #include <msp/fs/utils.h>
 #include "animation.h"
 #include "armature.h"
+#include "camera.h"
 #include "font.h"
 #include "keyframe.h"
 #include "lighting.h"
@@ -34,6 +35,7 @@ Resources::Resources():
 {
 	add_type<Animation>().suffix(".anim").keyword("animation");
 	add_type<Armature>().suffix(".arma").keyword("armature");
+	add_type<Camera>().keyword("camera");
 	add_type<Font>().keyword("font");
 	add_type<KeyFrame>().suffix(".kframe").keyword("keyframe");
 	add_type<Lighting>().suffix(".lightn").keyword("lighting");
-- 
2.45.2