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List:       kde-kimageshop
Subject:    Re:
From:       Patrick Julien <freak () codepimps ! org>
Date:       2003-10-08 23:04:53
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On October 8, 2003 02:17 pm, Boudewijn Rempt wrote:
> On Wednesday 08 October 2003 14:09, Patrick Julien wrote:
> > It's available, it's KisTileMgr::pixelData(), it's used mainly for
> >
> > 1) Implementing the algorithms using a simpler rectangular area, i.e.
> > then ported to use tiles directly.
> > 2) It's used for importing images, i.e. see the ImageMagick import/export
> > code.
>
> So I'm right in supposing that in the KisTileMgr functions
>
>         KisPixelDataSP pixelData(Q_INT32 x1, Q_INT32 y1, Q_INT32 x2,
> Q_INT32 y2, Q_INT32 mode);
>         void releasePixelData(KisPixelDataSP pd);
>         void readPixelData(Q_INT32 x1, Q_INT32 y1, Q_INT32 x2, Q_INT32 y2,
> QUANTUM *buffer, Q_UINT32 stride);
>         void readPixelData(KisPixelDataSP pd);
>         void writePixelData(Q_INT32 x1, Q_INT32 y1, Q_INT32 x2, Q_INT32 y2,
> QUANTUM
> *buffer, Q_UINT32 stride);
>         void writePixelData(KisPixelDataSP pd);
>
> The coordinates are those for the whole image? That would make life a lot
> easier. Having tile-aware methods in KisPainter can come later, when the
> speed is needed.

The coordinates are in paint device coordinates, yes.

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