From 5d4e993e485ae3432eabb45caf4e4d43c9bc54e6 Mon Sep 17 00:00:00 2001
From: Evan Goers <mega@osirion.org>
Date: Tue, 24 Jan 2012 06:44:19 +0000
Subject: Added a 'specular' material parameter. Defaults to 'color' values.
 Tweaked lighting a bit.

---
 src/model/material.cc | 20 ++++++++++++++++++++
 src/model/material.h  |  6 ++++++
 2 files changed, 26 insertions(+)

(limited to 'src/model')

diff --git a/src/model/material.cc b/src/model/material.cc
index b76be02..ff9a257 100644
--- a/src/model/material.cc
+++ b/src/model/material.cc
@@ -21,6 +21,7 @@ Material::Registry 		Material::material_registry;
 Material::Material(const std::string &name) :
 		material_name(name),
 		material_color(1.0f) ,
+		material_specular(1.0f) ,
 		material_size(64.0f, 64.0f)
 {
 	aux::to_lowercase(material_name);
@@ -90,6 +91,11 @@ void Material::set_color(const math::Color &color)
 	//material_color.a = 1.0f;
 }
 
+void Material::set_specular(const math::Color &color)
+{
+	material_specular.assign(color);
+}
+
 void Material::set_texture(const std::string &texture)
 {
 	if (texture.size()) {
@@ -227,6 +233,20 @@ void Material::load_shader(const std::string &shadername)
 							a = 1.0f;
 						}
 						material->set_color(math::Color(r, g, b, a));
+						// set specular too, preserving the old behavior
+						material->set_specular(math::Color(r, g, b, a));
+					}
+				} else if (firstword.compare("specular") == 0) {
+					if (linestream >> r >> g >> b) {
+						if (math::max(r, math::max(g, b)) > 1.0f) {
+							r /= 255.0f;
+							g /= 255.0f;
+							b /= 255.0f;
+						}
+						if (!(linestream >> a)) {
+							a = 1.0f;
+						}
+						material->set_specular(math::Color(r, g, b, a));
 					}
 				} else if (firstword.compare("engine") == 0) {
 					material->set_flags(Engine);
diff --git a/src/model/material.h b/src/model/material.h
index b128954..2c66aae 100644
--- a/src/model/material.h
+++ b/src/model/material.h
@@ -45,6 +45,10 @@ public:
 		return material_color;
 	}
 
+	inline const math::Color &specular() const {
+		return material_specular;
+	}
+
 	inline const unsigned int flags() const {
 		return material_flags;
 	}
@@ -90,6 +94,7 @@ public:
 	/* ---- mutators ------------------------------------------- */
 
 	void set_color(const math::Color &color);
+	void set_specular(const math::Color &specular);
 	/**
 	 * @brief set the material texture name
 	 */
@@ -157,6 +162,7 @@ private:
 
 	std::string		material_name;
 	math::Color		material_color;
+	math::Color		material_specular;
 	unsigned int		material_flags;
 	std::string		material_texture;
 	size_t			material_texture_id;
-- 
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