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asynchronous load priorities

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This commit is contained in:
David Rose 2008-12-24 23:45:58 +00:00
parent 7dc6ea0356
commit d4538bcfeb
2 changed files with 14 additions and 2 deletions
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9
direct/src/showbase/Loader.py
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@ -58,7 +58,7 @@ class Loader(DirectObject):
# model loading funcs # model loading funcs
def loadModel(self, modelPath, loaderOptions = None, noCache = None, def loadModel(self, modelPath, loaderOptions = None, noCache = None,
allowInstance = False, okMissing = None, allowInstance = False, okMissing = None,
callback = None, extraArgs = []): callback = None, extraArgs = [], priority = None):
""" """
Attempts to load a model or models from one or more relative Attempts to load a model or models from one or more relative
pathnames. If the input modelPath is a string (a single model pathnames. If the input modelPath is a string (a single model
@ -101,7 +101,10 @@ class Loader(DirectObject):
loading, the callback function will be invoked with the n loading, the callback function will be invoked with the n
loaded models passed as its parameter list. It is possible loaded models passed as its parameter list. It is possible
that the callback will be invoked immediately, even before that the callback will be invoked immediately, even before
loadModel() returns. loadModel() returns. If you use callback, you may also
specify a priority, which specifies the relative importance
over this model over all of the other asynchronous load
requests (higher numbers are loaded first).
True asynchronous model loading requires Panda to have been True asynchronous model loading requires Panda to have been
compiled with threading support enabled (you can test compiled with threading support enabled (you can test
@ -179,6 +182,8 @@ class Loader(DirectObject):
i=0 i=0
for modelPath in modelList: for modelPath in modelList:
request = self.loader.makeAsyncRequest(Filename(modelPath), loaderOptions) request = self.loader.makeAsyncRequest(Filename(modelPath), loaderOptions)
if priority is not None:
request.setPriority(priority)
request.setDoneEvent(self.hook) request.setDoneEvent(self.hook)
request.setPythonObject((cb, i)) request.setPythonObject((cb, i))
i+=1 i+=1

7
direct/src/showbase/ShowBase.py
View File

@ -1088,6 +1088,11 @@ class ShowBase(DirectObject.DirectObject):
# region (see the comment in setupRender2d, above). # region (see the comment in setupRender2d, above).
dr.setClearDepthActive(1) dr.setClearDepthActive(1)
# Make any texture reloads on the gui come up first, before
# textures on the rest of the scene, and before the default
# asynchronous animation load priority (100).
dr.setTextureReloadPriority(200)
left, right, bottom, top = coords left, right, bottom, top = coords
# Now make a new Camera node. # Now make a new Camera node.
@ -1129,6 +1134,8 @@ class ShowBase(DirectObject.DirectObject):
# Unlike render2d, we don't clear the depth buffer for # Unlike render2d, we don't clear the depth buffer for
# render2dp. Caveat emptor. # render2dp. Caveat emptor.
dr.setTextureReloadPriority(250)
left, right, bottom, top = coords left, right, bottom, top = coords
# Now make a new Camera node. # Now make a new Camera node.