From 6ade6c1c346743b8432600485e28682e276cfbd0 Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Thu, 6 Mar 2008 22:07:10 +0000
Subject: moved render::Face to core::Face

---
 src/core/face.cc | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/core/face.h  | 43 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 96 insertions(+)
 create mode 100644 src/core/face.cc
 create mode 100644 src/core/face.h

(limited to 'src/core')

diff --git a/src/core/face.cc b/src/core/face.cc
new file mode 100644
index 0000000..31b7fcc
--- /dev/null
+++ b/src/core/face.cc
@@ -0,0 +1,53 @@
+/*
+   render/face.cc
+   This file is part of the Osirion project and is distributed under 
+   the terms of the GNU General Public License version 2 
+*/
+
+#include "render/face.h"
+#include "render/gl.h"
+
+namespace render {
+
+Face::Face(math::Vector3f const & normal, math::Color const *color) :
+	face_normal(normal)
+{
+	face_normal.normalize();
+	
+	if (color)
+		face_color = new math::Color(*color);
+	else
+		face_color = 0;
+}
+
+Face::~Face()
+{
+	for (std::vector<math::Vector3f *>::iterator it = face_vertex.begin(); it != face_vertex.end(); it++) {
+		delete (*it);
+	}
+
+	face_vertex.clear();
+	
+	if (face_color)
+		delete face_color;
+}
+
+void Face::add_vertex(math::Vector3f const & vertex)
+{
+	math::Vector3f *v = new math::Vector3f(vertex);
+
+	face_vertex.push_back(v);
+}
+
+void Face::draw()
+{
+	//gl::begin(gl::LineLoop);
+	gl::begin(gl::Polygon);
+	gl::normal(face_normal);	// face_normal already has unit lenght
+	for (std::vector<math::Vector3f *>::iterator it = face_vertex.begin(); it != face_vertex.end(); it++) {
+		gl::vertex(*(*it));
+	}
+	gl::end();
+}
+
+}
diff --git a/src/core/face.h b/src/core/face.h
new file mode 100644
index 0000000..a0a4d5a
--- /dev/null
+++ b/src/core/face.h
@@ -0,0 +1,43 @@
+/*
+   render/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_RENDER_FACE_H__
+#define __INCLUDED_RENDER_FACE_H__
+
+#include <vector>
+
+#include "math/mathlib.h"
+
+namespace render {
+
+/// one face (polygon) of a model
+class Face {
+public:
+	Face(math::Vector3f const & normal, math::Color const *color=0);
+	~Face();
+
+	/// the normal of this face
+	inline math::Vector3f const & normal() const { return face_normal; };
+
+	/// the color of this face
+	inline math::Color const *color() const { return face_color; };
+
+	/// add a vertex to the face
+	void add_vertex(math::Vector3f const &vertex);
+
+	/// draw the polygon
+	void draw();
+
+private:
+	math::Vector3f 			face_normal;
+	math::Color			*face_color;
+	std::vector<math::Vector3f *> 	face_vertex;
+};
+
+}
+
+#endif // __INCLUDED_RENDER_FACE_H__
+
-- 
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