Separated OpenGL specific code into its own "compilation unit"

include/Rendering/Camera.h

@@ -0,0 +1,86 @@
+/*
+	This file is part of Daydream Engine.
+	Copyright 2014 Adam Byléhn, Tobias Dahl, Simon Holmberg, Viktor Ljung
+	
+	Daydream Engine is free software: you can redistribute it and/or modify
+	it under the terms of the GNU Lesser General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+	
+	Daydream Engine is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU Lesser General Public License for more details.
+	
+	You should have received a copy of the GNU Lesser General Public License
+	along with Daydream Engine.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef Camera_h__
+#define Camera_h__
+
+namespace dd
+{
+
+class Camera
+{
+public:
+	/** Camera constructor.
+	
+		@param aspectRatio Aspect ratio.
+		@param yFOV Vertical FOV.
+		@param nearClip Near clipping plane in meters.
+		@param farClip Far clipping plane in meters.
+	*/
+	Camera(float aspectRatio, float yFOV, float nearClip, float farClip);
+
+	/** Forward vector of the camera */
+	glm::vec3 Forward();
+	/** Right vector of the camera */
+	glm::vec3 Right();
+
+	glm::vec3 Position() const { return m_Position; }
+	void SetPosition(glm::vec3 val);
+
+	glm::quat Orientation() const { return m_Orientation; }
+	void SetOrientation(glm::quat val);
+
+	/*float Pitch() const { return m_Pitch; }
+	void Pitch(float val);
+	float Yaw() const { return m_Yaw; }
+	void Yaw(float val);*/
+
+	glm::mat4 ProjectionMatrix() const { return m_ProjectionMatrix; }
+	glm::mat4 ViewMatrix() const { return m_ViewMatrix; }
+
+	float AspectRatio() const { return m_AspectRatio; }
+	void SetAspectRatio(float val);
+
+	float FOV() const { return m_FOV; }
+	void SetFOV(float val);
+
+	float NearClip() const { return m_NearClip; }
+	void SetNearClip(float val);
+
+	float FarClip() const { return m_FarClip; }
+	void SetFarClip(float val);
+
+private:
+	void UpdateViewMatrix();
+	void UpdateProjectionMatrix();
+
+	float m_AspectRatio;
+	float m_FOV;
+	float m_NearClip;
+	float m_FarClip;
+
+	glm::vec3 m_Position;
+	glm::quat m_Orientation;
+
+	glm::mat4 m_ProjectionMatrix;
+	glm::mat4 m_ViewMatrix;
+};
+
+}
+
+#endif // Camera_h__