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/*
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 "math/functions.h"
#include "model/material.h"
#include "sys/sys.h"
namespace model
{
Material::LoaderFuncPtr Material::material_loaderfunc = 0;
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);
material_flags = 0;
material_colortype = ColorMaterial;
material_texture_id = 0;
}
Material::~Material()
{
}
void Material::print()
{
con_print << name() << std::endl;
con_print << " material color: " << material_color.r << " " << material_color.g << " " << material_color.b << " " << material_color.a << std::endl;
switch (colortype()) {
case ColorMaterial:
break;
case ColorPrimary:
con_print << " color type " << "entity primary" << std::endl;
break;
case ColorSecondary:
con_print << " color type " << "entity secondary" << std::endl;
break;
case ColorTertiary:
con_print << " color type " << "entity tertiary" << std::endl;
break;
case ColorEngine:
con_print << " color type " << "entity engine" << std::endl;
break;
}
con_print << " flags: " << flags() << " ";
if (flags() == FlagNone) {
con_print << "none";
} else {
if (flags() & FlagBright) {
con_print << "bright ";
}
if (flags() & FlagEnvironment) {
con_print << "environment ";
}
if (flags() & FlagTexture) {
con_print << "texture ";
}
if (flags() & FlagIgnore) {
con_print << "ignore ";
}
if (flags() & FlagClip) {
con_print << "clip ";
}
if (flags() & FlagOrigin) {
con_print << "origin ";
}
if (flags() & FlagDecal) {
con_print << "decal ";
}
if (flags() & FlagBounds) {
con_print << "bounds ";
}
}
con_print << std::endl;
if (material_texture.size()) {
con_print << " texture: " << material_texture << std::endl;
}
}
void Material::set_color(const math::Color &color)
{
material_color.assign(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()) {
set_flags(FlagTexture);
material_texture.assign(texture);
if (material_loaderfunc) {
material_loaderfunc(this);
}
} else {
unset_flags(FlagTexture);
material_texture.clear();
material_texture_id = 0;
}
}
void Material::set_texture_id(const size_t texture_id)
{
material_texture_id = texture_id;
}
void Material::set_size(const float width, const float height)
{
material_size.assign(width, height);
}
void Material::set_size(const math::Vector2f &size)
{
material_size.assign(size);
}
void Material::set_colortype(ColorType colortype)
{
material_colortype = colortype;
}
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;
if ((line[0] == '/') && (line[1] == '/'))
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;
unsigned int linenumber = 0;
char line[1024];
unsigned int count = 0;
float r, g, b, a;
Material *material = 0;
while (shaderfile.getline(line, 1023)) {
linenumber++;
// 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) {
continue;
} else if (firstword.compare("}") == 0) {
parselevel--;
} else if (firstword.compare("{") == 0) {
parselevel++;
} else if ((firstword.size()) && (parselevel == 0)) {
material = find(firstword);
if (material) {
con_warn << "Duplicate material '" << firstword << "'" << std::endl;
} else {
material = new Material(firstword);
add(material);
count++;
//con_debug << " " << firstword << std::endl;
}
} else if ((parselevel == 1) && (material)) {
aux::to_lowercase(firstword);
if (firstword.compare("color") == 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_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_colortype(ColorEngine);
} else if (firstword.compare("entity") == 0) {
material->set_colortype(ColorPrimary);
} else if (firstword.compare("entitysecond") == 0) {
material->set_colortype(ColorSecondary);
} else if (firstword.compare("entitythird") == 0) {
material->set_colortype(ColorTertiary);
} else if (firstword.compare("bright") == 0) {
material->set_flags(FlagBright);
} else if (firstword.compare("environment") == 0) {
material->set_flags(FlagEnvironment);
} else if (firstword.compare("ignore") == 0) {
material->set_flags(FlagIgnore);
} else if (firstword.compare("clip") == 0) {
material->set_flags(FlagClip);
} else if (firstword.compare("origin") == 0) {
material->set_flags(FlagOrigin);
} else if (firstword.compare("decal") == 0) {
material->set_flags(FlagDecal);
} else if (firstword.compare("bounds") == 0) {
material->set_flags(FlagBounds);
} else if (firstword.compare("qer_editorimage") == 0) {
// keyword qer_editorimage is ignored
continue;
} else if (firstword.compare("qer_trans") == 0) {
// keyword qer_trans is ignored
continue;
} else if (firstword.compare("surfaceparm") == 0) {
// keyword surfaceparm is ignored
continue;
} else if (firstword.compare("texture") == 0) {
// texture name should not contain spaces
if (linestream >> firstword) {
// remove extension
if (firstword[firstword.size()-4] == '.') {
firstword.erase(firstword.size() - 4);
}
material->set_texture(firstword);
} else {
con_warn << shaderfile.name() << " texture key without filename at line " << linenumber << std::endl;
}
} else {
con_warn << shaderfile.name() << " unknown key '" << firstword
<< "' at line " << linenumber << std::endl;
}
}
}
}
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;
}
void Material::set_loader_func(LoaderFuncPtr func)
{
material_loaderfunc = func;
}
}
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