JDK-7016856 : OpenJDK: Dashing performance was reduced during latest changes to the OpenJDK rasterizer
  • Type: Bug
  • Component: client-libs
  • Sub-Component: 2d
  • Affected Version: 7
  • Priority: P3
  • Status: Closed
  • Resolution: Fixed
  • OS: generic
  • CPU: generic
  • Submitted: 2011-02-03
  • Updated: 2011-05-18
  • Resolved: 2011-05-18
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JDK 7
7 b130Fixed
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Description
With the integration of the new non-flattening OpenJDK rasterizer in build 118, the dashing performance took a hit compared to the old flattening version, though non-dashed curve stroking and filling are much faster now.

Some work to minimize the costs of computing and managing the curve lengths can offset or eliminate this performance hit for dashing.

Comments
EVALUATION Denis Lila of Red Hat optimized dashing, rasterizing, and the flow of transformed coordinates in the Pisces pipelines to improve performance...
08-02-2011