def delete(self):
"""Delete all sources and free all buffers"""
assert context._lock.locked()
for source, buffers in self._sources.items():
al.alDeleteSources(1, ctypes.byref(ctypes.c_uint(source)))
for b in buffers:
if not al.alIsBuffer(b):
# Protect against implementations that DO free buffers
# when they delete a source - carry on.
if _debug_buffers:
print("Found a bad buffer")
continue
al.alDeleteBuffers(1, ctypes.byref(b))
for b in self._buffers:
al.alDeleteBuffers(1, ctypes.byref(b))
self._buffers = []
self._sources = {}
def getBuffers(self, alSource, i):
"""Returns an array containing i buffer names. The returned list must
not be modified in any way, and may get changed by subsequent
calls to getBuffers.
"""
assert context._lock.locked()
buffs = []
try:
while i > 0:
b = self._buffers.pop()
if not al.alIsBuffer(b):
# Protect against implementations that DO free buffers
# when they delete a source - carry on.
if _debug_buffers:
print("Found a bad buffer")
continue
buffs.append(b)
i -= 1
except IndexError:
while i > 0:
buffer = al.ALuint()
al.alGenBuffers(1, buffer)
if _debug_buffers:
error = al.alGetError()
if error != 0:
print("GEN BUFFERS: " + str(error))
buffs.append(buffer)
i -= 1
alSourceVal = alSource.value
if alSourceVal not in self._sources:
self._sources[alSourceVal] = buffs
else:
self._sources[alSourceVal].extend(buffs)
return buffs
def getBuffers(self, alSource, i):
"""Returns an array containing i buffer names. The returned list must
not be modified in any way, and may get changed by subsequent calls to
getBuffers.
"""
assert context._lock.locked()
buffs = []
try:
while i > 0:
b = self._buffers.pop()
if not al.alIsBuffer(b):
# Protect against implementations that DO free buffers
# when they delete a source - carry on.
if _debug_buffers:
print("Found a bad buffer")
continue
buffs.append(b)
i -= 1
except IndexError:
while i > 0:
buffer = al.ALuint()
al.alGenBuffers(1, buffer)
if _debug_buffers:
error = al.alGetError()
if error != 0:
print("GEN BUFFERS: " + str(error))
buffs.append(buffer)
i -= 1
alSourceVal = alSource.value
if alSourceVal not in self._sources:
self._sources[alSourceVal] = buffs
else:
self._sources[alSourceVal].extend(buffs)
return buffs
