bool
Shader::loadAndCompile(
const char* acVertexFilename,
const char* acFragmentFilename)
{
char *acResource = 0;
uint uiLength = 0;
char *acVertexPgmSrc = 0;
size_t uiVertexPgmLength = 0;
char *acFragmentPgmSrc = 0;
size_t uiFragmentPgmLength = 0;
FindResourcePath(acVertexFilename, &acResource, &uiLength);
LoadTextFromFile(acResource, &acVertexPgmSrc, &uiVertexPgmLength);
if(acResource)
free(acResource);
FindResourcePath(acFragmentFilename, &acResource, &uiLength);
LoadTextFromFile(acResource, &acFragmentPgmSrc, &uiFragmentPgmLength);
if(acResource)
free(acResource);
bool bSuccess = compile(acVertexPgmSrc, acFragmentPgmSrc);
if(acVertexPgmSrc)
free(acVertexPgmSrc);
if(acFragmentPgmSrc)
free(acFragmentPgmSrc);
return bSuccess;
}
Ogre::String Utils::FindResourcePath(Ogre::String path, Ogre::String filename)
{
boost::filesystem::path bpath(path.c_str());
for (boost::filesystem::directory_iterator i(bpath); i != boost::filesystem::directory_iterator(); i++)
{
Ogre::String file = Ogre::String((*i).path().leaf().c_str());
if (file == filename) return (*i).path().file_string();
if (boost::filesystem::is_directory((*i)))
{
Ogre::String csearch = FindResourcePath((*i).path().directory_string().c_str(), filename);
if (csearch != "") return csearch;
}
}
return "";
}
