view docs/html/sdlvideoinfo.html @ 1614:6162b8d921ce

Date: Wed, 29 Mar 2006 17:26:55 +0200 CEST From: "Fran���is Revol" Subject: [SDL] BeOS port fix: PrintScreen key crashing It seems the latest SDL crashes when someone hits the PrtScrn key in ZETA (BeOS R6), somewhere it gets a negative value as key code (or a big unsigned maybe ?), and uses it as an index in the keysym table... I'll investigate the cause for the negative value, but it's always better to check for bounds correctly when indexing a table. The attached diff fixes it. Fran���is Revol -- Software Architect yellowTAB GmbH
author Sam Lantinga <slouken@libsdl.org>
date Fri, 31 Mar 2006 06:16:20 +0000
parents 355632dca928
children
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>SDL_VideoInfo</TITLE
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><H1
><A
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>SDL_VideoInfo</H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN3390"
></A
><H2
>Name</H2
>SDL_VideoInfo&nbsp;--&nbsp;Video Target information</DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN3393"
></A
><H2
>Structure Definition</H2
><PRE
CLASS="PROGRAMLISTING"
>typedef struct{
  Uint32 hw_available:1;
  Uint32 wm_available:1;
  Uint32 blit_hw:1;
  Uint32 blit_hw_CC:1;
  Uint32 blit_hw_A:1;
  Uint32 blit_sw:1;
  Uint32 blit_sw_CC:1;
  Uint32 blit_sw_A:1;
  Uint32 blit_fill;
  Uint32 video_mem;
  SDL_PixelFormat *vfmt;
} SDL_VideoInfo;</PRE
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><H2
>Structure Data</H2
><DIV
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><I
>hw_available</I
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><TD
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>Is it possible to create hardware surfaces?</TD
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><TT
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><I
>wm_available</I
></TT
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>Is there a window manager available</TD
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><TT
CLASS="STRUCTFIELD"
><I
>blit_hw</I
></TT
></TD
><TD
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>Are hardware to hardware blits accelerated?</TD
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><TT
CLASS="STRUCTFIELD"
><I
>blit_hw_CC</I
></TT
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><TD
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>Are hardware to hardware colorkey blits accelerated?</TD
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><TT
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>blit_hw_A</I
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><TD
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>Are hardware to hardware alpha blits accelerated?</TD
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><TT
CLASS="STRUCTFIELD"
><I
>blit_sw</I
></TT
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><TD
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>Are software to hardware blits accelerated?</TD
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><TT
CLASS="STRUCTFIELD"
><I
>blit_sw_CC</I
></TT
></TD
><TD
ALIGN="LEFT"
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>Are software to hardware colorkey blits accelerated?</TD
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><TT
CLASS="STRUCTFIELD"
><I
>blit_sw_A</I
></TT
></TD
><TD
ALIGN="LEFT"
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>Are software to hardware alpha blits accelerated?</TD
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><TT
CLASS="STRUCTFIELD"
><I
>blit_fill</I
></TT
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><TD
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>Are color fills accelerated?</TD
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><TT
CLASS="STRUCTFIELD"
><I
>video_mem</I
></TT
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><TD
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>Total amount of video memory in Kilobytes</TD
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><TT
CLASS="STRUCTFIELD"
><I
>vfmt</I
></TT
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>Pixel format</A
> of the video device</TD
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><A
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><H2
>Description</H2
><P
>This (read-only) structure is returned by <A
HREF="sdlgetvideoinfo.html"
><TT
CLASS="FUNCTION"
>SDL_GetVideoInfo</TT
></A
>. It contains information on either the 'best' available mode  (if called before <A
HREF="sdlsetvideomode.html"
><TT
CLASS="FUNCTION"
>SDL_SetVideoMode</TT
></A
>) or the current video mode.</P
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><H2
>See Also</H2
><P
><A
HREF="sdlpixelformat.html"
><SPAN
CLASS="STRUCTNAME"
>SDL_PixelFormat</SPAN
></A
>,
<A
HREF="sdlgetvideoinfo.html"
><TT
CLASS="FUNCTION"
>SDL_GetVideoInfo</TT
></A
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