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Collections · Issue #410 · vispy/vispy · GitHub
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Description
Port @rougier's implementation of the collections
system in glumpy.
The collections
system allows us to create a collectable visual. Multiple visual instances (items) of the same type can be collected together and rendered in a single pass. OpenGL variables can be local (one value per vertex ==> attributes), shared (one value per item ==> uniform packing/unpacking in textures), or global (one value for all items ==> regular uniforms).
This system is critical for performance in vispy.scene
.
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