def loadShader(self, name):
'''
Loads the shader specified by the given name.
@param name: The name of the shader, by convention it will be used as the basename
of the shader file to load.
@return: A pandac.PandaModules.Shader instance or None if the file was not found or could not get loaded.
'''
exts = ResourcesTypes.getExtensions(PanoConstants.RES_TYPE_SHADERS)
if len(exts) == 1:
return self._loadInternal(PanoConstants.RES_TYPE_SHADERS,
name + exts[0])
else:
return self._loadInternal(PanoConstants.RES_TYPE_SHADERS, name)
class DirectoryResourcesLocation(AbstractResourceLocation):
'''
Offers services for finding loading files from directories.
'''
def __init__(self,
directory,
name,
description,
resTypes,
hotswap=True,
checkPeriod=10):
AbstractResourceLocation.__init__(self, name, description, resTypes,
hotswap, checkPeriod)
self.log = logging.getLogger('pano.directoryResource')
# the directory to look into for supported resource types
self.directory = directory
# a sorted list of all filenames of supported types that were found in self.directory
self.resourcesNames = []
def dispose(self):
self.resourcesNames = None
def indexResources(self):
# get a listing of the directory and match filenames against
# all supported resource types
try:
filenames = dircache.listdir(self.directory)
except Exception, e:
# dircache.listdir can throw
self.log.exception('error while calling dircache.listdir')
return
suffixes = []
for resType in self.resTypes:
suffixes.extend(ResourcesTypes.getExtensions(resType))
suffixes = tuple(suffixes)
self.resourcesNames = [
item for item in filenames if item.endswith(suffixes)
]
self.resourcesNames.sort()