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graphics/nxbe/nxbe_getrectangle.c: Fix an error in coordinate system usage. Expected rectangle in device coordinate frame, but was passing the rectangle in window-relative coordinate frame.

This commit is contained in:
Gregory Nutt 2019-05-10 09:18:17 -06:00
parent 392809fae5
commit 3874f468de
1 changed files with 7 additions and 7 deletions
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14
graphics/nxbe/nxbe_getrectangle.c
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@ -104,7 +104,7 @@ static inline void nxbe_getrectangle_dev(FAR struct nxbe_window_s *wnd,
*
* Input Parameters:
* wnd - The window structure reference
* rect - The location to be copied
* rect - The location to be copied (in device coordinates, clipped)
* plane - Specifies the color plane to get from.
* dest - The location to copy the memory region
* deststride - The width, in bytes, of the dest memory
@ -126,8 +126,8 @@ static inline void nxbe_getrectangle_pwfb(FAR struct nxbe_window_s *wnd,
DEBUGASSERT(pplane != NULL && pplane->pwfb.getrectangle != NULL);
/* The rectangle that we receive here is in abolute device coordinates. We
* need to restore this to windows relative coordinates.
/* The rectangle that we receive here is in abolute device coordinates.
* We need to restore this to windows relative coordinates.
*/
nxgl_rectoffset(&relrect, rect, -wnd->bounds.pt1.x, -wnd->bounds.pt1.y);
@ -153,7 +153,7 @@ static inline void nxbe_getrectangle_pwfb(FAR struct nxbe_window_s *wnd,
*
* Input Parameters:
* wnd - The window structure reference
* rect - The location to be copied
* rect - The location to be copied (in window-relative coordinates)
* plane - Specifies the color plane to get from.
* dest - The location to copy the memory region
* deststride - The width, in bytes, of the dest memory
@ -174,7 +174,7 @@ void nxbe_getrectangle(FAR struct nxbe_window_s *wnd,
DEBUGASSERT(plane < wnd->be->vinfo.nplanes);
/* Offset the rectangle by the window origin to convert it into a
* bounding box
* bounding box in device coordinates
*/
nxgl_rectoffset(&remaining, rect, wnd->bounds.pt1.x, wnd->bounds.pt1.y);
@ -197,7 +197,7 @@ void nxbe_getrectangle(FAR struct nxbe_window_s *wnd,
if (NXBE_ISRAMBACKED(wnd))
{
nxbe_getrectangle_pwfb(wnd, rect, plane, dest, deststride);
nxbe_getrectangle_pwfb(wnd, &remaining, plane, dest, deststride);
}
else
#endif
@ -224,7 +224,7 @@ void nxbe_getrectangle(FAR struct nxbe_window_s *wnd,
* not necessarily belong to this window.
*/
nxbe_getrectangle_dev(wnd, rect, plane, dest, deststride);
nxbe_getrectangle_dev(wnd, &remaining, plane, dest, deststride);
#ifdef CONFIG_NX_SWCURSOR
/* Was the software cursor visible? */