From 51175c2ffb55ed157e1f609e02e533f319a3717d Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Sun, 6 Jul 2014 20:55:11 +0000
Subject: Added initial definitions for material layers.

---
 src/model/layer.cc |  42 ++++++++++++++++
 src/model/layer.h  | 143 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 185 insertions(+)
 create mode 100644 src/model/layer.cc
 create mode 100644 src/model/layer.h

(limited to 'src/model')

diff --git a/src/model/layer.cc b/src/model/layer.cc
new file mode 100644
index 0000000..81faa6c
--- /dev/null
+++ b/src/model/layer.cc
@@ -0,0 +1,42 @@
+/*
+   model/layer.cc
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+#include "model/layer.h"
+
+namespace model
+{
+
+Layer::Layer() :
+	layer_rgbgen(RGBGenIdentity),
+	layer_color(),
+	layer_texmap(TexMapNone),
+	layer_texture_name(),
+	layer_texture_id(0),
+	layer_tcgen(TCGenNone)
+{
+}
+
+Layer::~Layer()
+{
+}
+
+void Layer::set_rgbgen(const RGBGen rgbgen)
+{
+	layer_rgbgen = rgbgen;
+}
+	
+void Layer::set_color(const math::Color & color)
+{
+	layer_color.assign(color);
+}
+	
+void Layer::set_tcgen(const TCGen tcgen)
+{
+	layer_tcgen = tcgen;
+}
+	
+}
+
diff --git a/src/model/layer.h b/src/model/layer.h
new file mode 100644
index 0000000..52ab9d8
--- /dev/null
+++ b/src/model/layer.h
@@ -0,0 +1,143 @@
+/*
+   model/material.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_LAYER_H__
+#define __INCLUDED_MODEL_LAYER_H__
+
+#include "math/color.h"
+
+namespace model
+{
+
+/**
+ * @brief a single layer within a material
+ * */
+class Layer {
+public:
+	/**
+	 * @brief color generation type definition
+	 * */
+	enum RGBGen { 
+		RGBGenIdentity = 1, 		// unmodified
+		RGBGenColor = 2, 		// modified by layer color
+		RGBGenEngine = 3, 		// modified by engine color
+		RGBGenPrimary = 4, 		// modified by primary entity color
+		RGBGenSecondary = 5, 		// modified by secondary entity color
+		RGBGenTertiary = 6 		// modified by tertiary entity color
+	};
+	
+	/**
+	 * @brief texture coordinate generation type definition
+	 * */
+	enum TCGen {
+		TCGenNone = 0, 			// no texture coordinate generation
+		TCGenTexCoords = 1, 		// use texture coordinates from vertex array
+		TCGenEnvironment = 2 		// texture coordinates generated by GL_SPHERE_MAP/GL_REFLECTION_MAP
+	};
+	
+	/**
+	 * @brief texture map type definition
+	 * */
+	enum TexMap {
+		TexMapNone = 0,			// no texture map
+		TexMapImage = 1,		// texture map from image
+		TexMapEnvironment = 2,		// texture map with skybox
+		TexMapLogo = 3			// use current logo texture
+	};
+
+	/**
+	 * @brief default constructor
+	 * */
+	Layer();
+	
+	/**
+	 * @brief default destructor
+	 * */
+	~Layer();
+	
+	/* ---- inspectors ----------------------------------------- */
+
+	/**
+	 * @brief rgb color generation source for this material layer
+	 * */
+	inline const RGBGen rgbgen() const
+	{
+		return layer_rgbgen;
+	}
+	
+	/**
+	 * @brief layer color
+	 * The layer color is used if color source if rgbgen() is set to RGBGenColor
+	 * */
+	inline const math::Color & color() const
+	{
+		return layer_color;
+	}
+
+	/**
+	 * @brief layer texture map
+	 */
+	const TexMap texmap() const
+	{
+		return layer_texmap;
+	}
+	
+	/**
+	 * @brief layer texture map name
+	 * The layer texture mapa name is used if texmap() is set to TexMapTexture
+	 * */
+	inline const std::string &texture_name() const
+	{
+		return layer_texture_name;
+	}
+
+	/**
+	 * @brief layer texture map renderer id
+	 * */
+	inline const size_t texture_id() const
+	{
+		return layer_texture_id;
+	}
+
+	/**
+	 * @brief texture coordinates generation source for this material layer
+	 * */
+	inline const TCGen tcgen() const
+	{
+		return layer_tcgen;
+	}
+		
+	/* ---- mutators ------------------------------------------- */
+	
+	/**
+	 * @brief set rgb color generation source
+	 * */
+	void set_rgbgen(const RGBGen rgbgen);
+	
+	/**
+	 * @brief set layer color
+	 * */
+	void set_color(const math::Color & color);
+	
+	/**
+	 * @brief set texture coordinates generation source
+	 * */
+	void set_tcgen(const TCGen tcgen);
+
+private:
+	RGBGen		layer_rgbgen;
+	math::Color	layer_color;
+	
+	TexMap		layer_texmap;
+	std::string	layer_texture_name;
+	size_t		layer_texture_id;
+		
+	TCGen		layer_tcgen;
+};
+	
+} // namespace model
+
+#endif // __INCLUDED_MODEL_LAYER_H__
-- 
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