void RiftAppSkeleton::LoadTexturesFromFile()
{
Timer t;
const std::string texdir("../textures/");
const std::vector<std::string> texturenames = GetListOfFilesFromDirectory(texdir);
for (std::vector<std::string>::const_iterator it = texturenames.begin();
it != texturenames.end();
++it)
{
const std::string& s = *it;
const std::string fullName = texdir + s;
GLuint texId = 0;
GLuint width = 0;
GLuint height = 0;
///@todo Case insensitivity?
if (hasEnding(fullName, ".jpg"))
texId = LoadTextureFromJpg(fullName.c_str(), &width, &height);
else if (hasEnding(fullName, ".png"))
texId = LoadTextureFromPng(fullName.c_str(), &width, &height);
textureChannel tc = {texId, width, height};
m_texLibrary[s] = tc;
}
std::cout << "Textures loaded in " << t.seconds() << " seconds." << std::endl;
m_shaderToyScene.SetTextureLibraryPointer(&m_texLibrary);
}
std::vector<std::string> GetListOfFilesFromDirectoryAndSubdirs(const std::string& d)
{
std::vector<std::string> names;
std::vector<std::string> directories;
DIR *dir;
struct dirent *ent;
if ((dir = opendir (d.c_str())) != NULL)
{
while ((ent = readdir (dir)) != NULL)
{
std::string s(ent->d_name);
if (!s.compare("."))
continue;
if (!s.compare(".."))
continue;
#ifndef _LINUX
if (S_ISDIR(ent->d_type))
{
directories.push_back(s);
continue;
}
#endif
names.push_back(s);
}
closedir(dir);
}
else
{
// could not open directory
}
// Scan all subdirectories(only one level deep, not recursion)
for (std::vector<std::string>::const_iterator it = directories.begin();
it != directories.end();
++it)
{
const std::string& subdir = *it;
std::vector<std::string> dirFiles = GetListOfFilesFromDirectory(d + subdir);
for (std::vector<std::string>::const_iterator it = dirFiles.begin();
it != dirFiles.end();
++it)
{
const std::string& f = *it;
const std::string filepath = subdir + "/" + f;
names.push_back(filepath);
}
}
std::sort(names.begin(), names.end());
return names;
}
void RiftAppSkeleton::DiscoverShaders()
{
const std::vector<std::string> shadernames = GetListOfFilesFromDirectory("../shaders/");
for (std::vector<std::string>::const_iterator it = shadernames.begin();
it != shadernames.end();
++it)
{
const std::string& s = *it;
ShaderToy* pSt = new ShaderToy(s);
if (pSt == NULL)
continue;
m_shaderToys.push_back(pSt);
Pane* pP = m_paneScene.AddShaderPane(pSt);
pP->initGL();
}
}
