materials registry, read shaderlist.txt

1 files changed, 153 insertions, 0 deletions

diff --git a/src/model/material.cc b/src/model/material.cc
new file mode 100644
index 0000000..0167f7b
--- /dev/null
+++ b/src/model/material.cc
@@ -0,0 +1,153 @@
+/*
+   model/material.cc
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+#include <string>
+
+#include "auxiliary/functions.h"
+#include "filesystem/filestream.h"
+#include "model/material.h"
+#include "sys/sys.h"
+
+namespace model
+{
+
+Material::Material(const std::string &name) : material_name(name)
+{
+}
+
+Material::~Material()
+{
+}
+
+Material::Registry Material::material_registry;
+
+void Material::init()
+{
+	con_print << "^BInitializing materials..." << std::endl;
+
+	filesystem::IFileStream shaderlist("materials/shaderlist.txt");
+	if (!shaderlist.is_open()) {
+		con_warn << "Could not open " << shaderlist.name() << std::endl;
+		return;
+	}
+
+	con_debug << "  " << shaderlist.name() << std::endl;
+
+	char line[1024];
+	while (shaderlist.getline(line, 1023)) {
+		if ((line[0] == 0) || (line[0] == '#') || (line[0] == ';')) {
+			continue;
+		} else {
+			std::string s(line);
+			aux::trim(s);
+			load_shader(s);
+		}
+	}
+
+	shaderlist.close();
+}
+
+void Material::add(Material *material)
+{
+	if (!find(material->name())) {
+		material_registry[material->name()] = material;
+	}
+}
+
+void Material::load_shader(const std::string &shadername)
+{
+	std::string shaderfilename("materials/");
+	shaderfilename.append(shadername);
+	shaderfilename.append(".shader");
+
+	filesystem::IFileStream shaderfile(shaderfilename);
+	if (!shaderfile.is_open()) {
+		con_warn << "Could not open " << shaderfile.name() << std::endl;
+		return;
+	}
+
+	int parselevel = 0;
+	char line[1024];
+	unsigned int count = 0;
+
+	while (shaderfile.getline(line, 1023)) {
+		// read materials
+		std::string s(line);
+		aux::trim(s);
+
+		// skip empty lines
+		if (!s.size())
+			continue;
+
+		// skip comments
+		if  ((s[0] == '#') || (s[0] == ';') || ((s[0] == '/') && (s[1] == '/')))
+			continue;
+		
+		std::istringstream linestream(s);
+		std::string firstword;
+		
+		if (linestream >> firstword) {
+
+			if (firstword.compare("}") == 0) {
+				parselevel--;
+
+			} else if (firstword.compare("{") == 0) {
+				parselevel++;
+
+			} else if ((firstword.size()) && (parselevel == 0) ) {
+
+				if (firstword.compare(0, 9, "textures/") == 0) {
+					firstword.erase(0, 9);
+					Material *material = new Material(firstword);
+					add(material);
+					count++;
+				}
+
+			} else if (parselevel == 1) {
+
+			}
+		}
+	}
+
+	con_debug << "  " << shaderfile.name() << " " << count << " materials " << std::endl;
+
+	shaderfile.close();
+}
+
+void Material::shutdown()
+{
+	clear();
+}
+
+void Material::clear()
+{
+	con_print << "^BClearing materials..." << std::endl;
+
+	for (Registry::iterator i = material_registry.begin(); i != material_registry.end(); ++i) {
+		delete (*i).second;
+	}
+
+	material_registry.clear();
+}
+
+void Material::list()
+{
+	for (Registry::iterator i = material_registry.begin(); i != material_registry.end(); ++i) {
+		con_print << "  " << (*i).second->name() << std::endl;
+	}
+	con_print << material_registry.size() << " registered materials" << std::endl;
+}
+
+Material *Material::find(const std::string &name)
+{
+	for (Registry::iterator i = material_registry.begin(); i != material_registry.end(); ++i) {
+		if ((*i).first.compare(name) == 0)
+			return (*i).second;
+	}
+	return 0;
+}
+
+}