diff options
| -rw-r--r-- | renderproto.txt | 28 |
1 files changed, 8 insertions, 20 deletions
diff --git a/renderproto.txt b/renderproto.txt index 438ce16..0934770 100644 --- a/renderproto.txt +++ b/renderproto.txt @@ -365,11 +365,6 @@ pixels within a window geometry obscured by other windows). axis. Tiles that in both an even numbered row and an even numbered column are reflected in both axes. -When GraphicsExposures are selected in the destination picture, a region -containing at least the union of all destination pixel values affected by -data replaced as above is delivered after each compositing operation. If -the resulting region is empty, a NoExpose event is delivered instead. - To construct the source and mask operands, the computed pixels values are transformed through a homogeneous matrix, filtered and then used in the fundamental rendering operator described above. Each screen provides a list @@ -631,16 +626,15 @@ CreatePicture Transformations, filters and repeat modes do not affect the clip mask. - For ClipByChildren, destination - but not source - windows are - additionally clipped by all viewable InputOutput children. + When a window is used as a destination, the subwindow_mode + determines what happens to pixels obscured by inferior + windows. For ClipByChildren the window is clipped by inferiors + and siblings. For IncludeInferior, the window is clipped by + siblings, but not by inferiors. - For IncludeInferiors, neither source nor destination windows are - clipped by inferiors. This will result in including subwindow - contents in the source and drawing through subwindow boundaries of - the destination. The use of IncludeInferiors with a source or - destination window of one depth with mapped inferiors of differing - depth is not illegal, but the semantics are undefined by this - extension. + When a window is used as source or mask, the subwindow_mode is + ignored. Pixels that are obscured by other windows, whether + siblings or inferiors, have undefined contents. The graphics-exposures flag is ignored. GraphicsExposure events are never generated by this extension. @@ -778,12 +772,6 @@ Composite If mask is None, it is replaced by a constant alpha value of 1. - When dst has graphics-exposures true, a region covering all dst - pixels affected by substitutions performed on src or mask pixels - outside their respective geometries is computed. If that region is - empty, a NoExpose event is sent. Otherwise, a sequence of - GraphicsExpose events are sent covering that region. - FillRectangles op: PICTOP |