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API Reference

IWidget_GetUnionMinArea()

Brew Release
Brew MP 1.0.2
See Also
- IWidget_SetUnionMinArea()
- IWidget_GetMaxDraws()
- IWidget_GetUnionThreshold()
- IWidget Interface
Description
This function is used get the minimum union area in pixels^2. This area is used when attempting to merge together invalidates. If the area of the union of both invalidation rectangles is less than or equal to the min union area, it will use the union directly and will not attempt to use the threshold union calculation. This area is used to ensure that two invalidation rects are significantly apart from each other before attempting to keep track of them separately.
Parameters
  • pif
    [in]:
    Pointer to the IWidget interface object.
  • pnArea
    [out]:
    Will hold the return value of the property
Interface
Prototype
   AEEResult IWidget_GetUnionMinArea(IWidget *pif, uint32 *pnArea);
Return
   AEE_SUCCESS      --  The value was retrieved successfully
   AEE_EFAILED      --  The value could not be retrieved.
Side Effect
None
Comment
None
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