// Read in material data from the scene file
void readMaterials(scene_data* scene, const boost::property_tree::ptree& pt)
{
boost::property_tree::ptree::const_iterator iter = pt.begin();
// Iterate through all the sub branches, and read in the relevant data
for (; iter != pt.end(); ++iter)
{
material* mat = new material();
std::string name = iter->first;
mat->data.emissive = readVec4(iter->second.get_child("emmisive"));
mat->data.ambient = readVec4(iter->second.get_child("ambient"));
mat->data.diffuse = readVec4(iter->second.get_child("diffuse"));
mat->data.specular = readVec4(iter->second.get_child("specular"));
mat->data.shininess = iter->second.get_child("shininess").get_value<float>();
std::string texture = iter->second.get_child("texture").get_value<std::string>();
// Try and find texture, and set material accordingly. If the not found,
// set to nullptr
if (scene->textures.find(texture) != scene->textures.end())
mat->texture = scene->textures[texture];
else
mat->texture = nullptr;
// Create the material, and add to the table
mat->create();
scene->material[name] = mat;
}
}
// Reads in lighting data for a scene
void readLighting(scene_data* scene, const boost::property_tree::ptree& pt)
{
scene->light.data.ambient = readVec4(pt.get_child("ambient"));
scene->light.data.diffuse = readVec4(pt.get_child("diffuse"));
scene->light.data.specular = readVec4(pt.get_child("specular"));
scene->light.data.lightDir = readVec4(pt.get_child("lightDir"));
scene->light.create();
}
// Reads in data for a point light
void readPointLight(scene_data* scene, const boost::property_tree::ptree& pt)
{
point_light_data point;
point.ambient = readVec4(pt.get_child("ambient"));
point.diffuse = readVec4(pt.get_child("diffuse"));
point.specular = readVec4(pt.get_child("specular"));
point.lightPos = readVec4(pt.get_child("lightPos"));
point.attenuation = readVec4(pt.get_child("attenuation"));
point.dist = pt.get_child("dist").get_value<float>();
scene->dynamic.addPoint(point);
}
void readMaterials(scene_data* scene, const boost::property_tree::ptree& pt)
{
boost::property_tree::ptree::const_iterator iter = pt.begin();
for (; iter != pt.end(); ++iter)
{
material* mat = new material();
std::string name = iter->first;
mat->data.emissive = readVec4(iter->second.get_child("emmisive"));
mat->data.ambient = readVec4(iter->second.get_child("ambient"));
mat->data.diffuse = readVec4(iter->second.get_child("diffuse"));
mat->data.specular = readVec4(iter->second.get_child("specular"));
mat->data.shininess = iter->second.get_child("shininess").get_value<float>();
std::string texture = iter->second.get_child("texture").get_value<std::string>();
mat->texture = scene->textures[texture];
mat->create();
scene->material[name] = mat;
}
}
// Reads in data for a spot light
void readSpotLight(scene_data* scene, const boost::property_tree::ptree& pt)
{
spot_light_data spot;
spot.ambient = readVec4(pt.get_child("ambient"));
spot.diffuse = readVec4(pt.get_child("diffuse"));
spot.specular = readVec4(pt.get_child("specular"));
spot.lightPos = readVec4(pt.get_child("lightPos"));
spot.attenuation = readVec4(pt.get_child("attenuation"));
spot.lightDir = readVec4(pt.get_child("lightDir"));
spot.power = pt.get_child("power").get_value<float>();
spot.dist = pt.get_child("dist").get_value<float>();
scene->dynamic.addSpot(spot);
}
