virtual bool CanCacheAcrossTransform(bool, bool, bool deltaScale) const;
CanCacheAcrossTransform determines whether filters may be able to cache across transformations. However, the ability depends on filter's behavior.
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Parameters |
Description |
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bool deltaScale |
True if the scale of the shape has changed since the filter was last cached. |
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deltaTrans |
True if the translation of the shape has changed since the filter was last cached. |
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deltaRot |
True if the rotation of the shape has changed since the filter was last cached. |
True if the filter can be cached based on the transformation changes, false otherwise