charcoal/OpenGLEngine/Poseable.h

#pragma once

#include <glm/glm.hpp>

namespace charcoal
{
	using namespace glm;

	class Poseable
	{
	public:
		// Assumes that forward, up, and right are orthogonal and normalized
		Poseable(
			const vec3& position = vec3(0.0f, 0.0f, 0.0f),
			const vec3& forward = vec3(0.0f, 0.0f, 1.0f),
			const vec3& up = vec3(0.0f, 1.0f, 0.0f),
			const vec3& right = vec3(1.0f, 0.0f, 0.0f)
		);

		void reset_orientation();

		void update_position(const vec3& position);
		// Assumes that forward, up, and right are orthogonal and normalized
		void update_orientation(const vec3& forward, const vec3& up, const vec3& right);

		void translate(const vec3& translation);
		void rotate(const vec3& axis, float angle);

		const mat4& get_orientation_matrix() const { return m_orientation_matrix; }

	protected:
		mat4 m_orientation_matrix;
	};
}