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Type: Posts; User: AlexW

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  1. Replies
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    Re: Opacity animation for VGImage

    VG_COLOR_TRANSFORM is probably the quickest, vgColorMatrix is a richer operation in terms of its capabilities, but involves an implicit image copy operation.

    vgColourMatrix might still be worth...
  2. Thread: Masking problem

    by AlexW
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    Re: Masking problem

    Hi there,

    Sorry to hear you are having trouble with masking performance, I'm unsure what the conditions of the problem are, but if you can provide a bit more info about the platform and driver...
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    Re: Enlarging images.

    If you use VG_IMAGE_QUALITY_FASTER/BETTER you should usually get some filtering, likely just bilinear filtering, but perhaps some higher quality algorithm depending on the implementation.

    If you...
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    Re: How to generate font by using OpenVG API?

    The OpenVG glyph API provides a VGFont object to:

    1. manage a mapping between a set of VGImage and VGPath objects and user defined glyph id's,

    2. provide OpenVG implementations the ability to...
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    Re: How to get lines of different colors?

    It is probably worth considering that Draw commands will have both fixed overhead, and some overhead the first time a path is drawn - the nature of the implementation will be the determining factor...
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