From: Mikko Rasa <tdb@tdb.fi>
Date: Wed, 24 Feb 2010 21:56:25 +0000 (+0000)
Subject: Fix 4th column of camera matrix
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=commitdiff_plain;h=75adf0a90054f4f418663b7d347260cf31b6c046

Fix 4th column of camera matrix
Add getters for camera lens parameters
---

diff --git a/source/camera.cpp b/source/camera.cpp
index b392f672..c63fc930 100644
--- a/source/camera.cpp
+++ b/source/camera.cpp
@@ -137,9 +137,9 @@ void Camera::compute_matrix()
 	matrix[6] = -look_dir.y;
 	matrix[10] = -look_dir.z;
 
-	matrix[12] = -position.x;
-	matrix[13] = -position.y;
-	matrix[14] = -position.z;
+	matrix[12] = -position.x*matrix[0]-position.y*matrix[4]-position.z*matrix[8];
+	matrix[13] = -position.x*matrix[1]-position.y*matrix[5]-position.z*matrix[9];
+	matrix[14] = -position.x*matrix[2]-position.y*matrix[6]-position.z*matrix[10];
 }
 
 } // namespace GL
diff --git a/source/camera.h b/source/camera.h
index 8be79abf..a2d2993a 100644
--- a/source/camera.h
+++ b/source/camera.h
@@ -32,6 +32,10 @@ public:
 	void set_field_of_view(float);
 	void set_aspect(float);
 	void set_depth_clip(float, float);
+	float get_field_of_view() const { return fov; }
+	float get_aspect() const { return aspect; }
+	float get_near_clip() const { return clip_near; }
+	float get_far_clip() const { return clip_far; }
 
 	void set_position(const Vector3 &);
 	void set_look_direction(const Vector3 &);