From 183f0f0b905715f0d89b38174fdfd44641c1a79c Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Wed, 12 Aug 2009 12:03:18 +0000
Subject: src/model filenames cleanup, parse .map texture coordinates, early
 loading of material textures

---
 src/model/face.h | 113 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 src/model/face.h

(limited to 'src/model/face.h')

diff --git a/src/model/face.h b/src/model/face.h
new file mode 100644
index 0000000..8c75522
--- /dev/null
+++ b/src/model/face.h
@@ -0,0 +1,113 @@
+/*
+   model/face.h
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+#ifndef __INCLUDED_MODEL_FACE_H__
+#define __INCLUDED_MODEL_FACE_H__
+
+#include <string>
+
+#include "math/vector2f.h"
+#include "math/vector3f.h"
+#include "model/material.h"
+
+namespace model
+{
+
+/** @brief A class representing the plane of a single model face
+ *  all points p(x, y, z) on the plane satisfy the general equation
+ *  x*a() + y*b() + z*c() + d() = 0
+ */
+class Face
+{
+public:
+	/// a plane defined by 3 points in space
+	Face(math::Vector3f const & point0, math::Vector3f const &point1, math::Vector3f const &point2);
+
+	/// copy constructor
+	Face(Face const & other);
+	
+	/// normal of the plane, not normalized to lenght 1
+	inline math::Vector3f const & normal() const
+	{
+		return face_normal;
+	}
+
+	/// the points defining the plane.
+	/// @param index 0 <= i < 3
+	inline math::Vector3f const & point(size_t index) const
+	{
+		return face_point[index];
+	}
+
+	/// face material
+	inline Material *material() const
+	{
+		return face_material;
+	}
+
+	/// first parameter of the general plane equation
+	inline float a() const
+	{
+		return face_normal[0];
+	}
+
+	/// second parameter of the general plane equation
+	inline float b() const
+	{
+		return face_normal[1];
+	}
+
+	/// third param of the general plane equation
+	inline float c() const
+	{
+		return face_normal[2];
+	}
+
+	/// fourth parameter of the general plane equation
+	inline float d() const
+	{
+		return pd;
+	}
+
+	/// indidcates if this plane was generated from a detail brush
+	inline bool & detail()
+	{
+		return face_detail;
+	}
+
+	/// surface flags
+	inline unsigned int & surface_flags()
+	{
+		return face_surface_flags;
+	}
+
+	/// return texture transformation vectors
+	/// @param index 0 <= i < 2
+	inline math::Vector3f &tex_vec(size_t index) { return face_tex_vec[index]; }
+
+	/// return texture shift
+	inline math::Vector2f &tex_shift() { return face_tex_shift; }	
+
+
+	inline void set_material(Material *material) { face_material = material; }
+
+	
+private:
+	math::Vector3f		face_normal;
+	math::Vector3f		face_point[3];
+
+	math::Vector3f		face_tex_vec[2];
+	math::Vector2f		face_tex_shift;
+
+	Material		*face_material;
+	unsigned int		face_surface_flags;
+	bool			face_detail;
+	float 			pd;
+};
+
+}
+
+#endif // __INCLUDED_MODEL_FACE_H__
-- 
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