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Apparently MacOS X will sometimes pass command line arguments to a Cocoa app as an openFile() message, so we have to make sure we were launched from the Finder before accepting these as drag'n'drop documents, or they will just duplicate what's already in argc/argv.
author Ryan C. Gordon <icculus@icculus.org>
date Mon, 22 Aug 2005 14:18:15 +0000
parents 355632dca928
children
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<HTML
><HEAD
><TITLE
>SDL_GLattr</TITLE
><META
NAME="GENERATOR"
CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+
"><LINK
REL="HOME"
TITLE="SDL Library Documentation"
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><BODY
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>SDL Library Documentation</TH
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><HR
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WIDTH="100%"></DIV
><H1
><A
NAME="SDLGLATTR"
></A
>SDL_GLattr</H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN2971"
></A
><H2
>Name</H2
>SDL_GLattr&nbsp;--&nbsp;SDL GL Attributes</DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN2974"
></A
><H2
>Attributes</H2
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN2976"
></A
><P
></P
><TABLE
BORDER="0"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
ALIGN="LEFT"
VALIGN="TOP"
><TT
CLASS="LITERAL"
>SDL_GL_RED_SIZE</TT
></TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>Size of the framebuffer red component, in bits</TD
></TR
><TR
><TD
ALIGN="LEFT"
VALIGN="TOP"
><TT
CLASS="LITERAL"
>SDL_GL_GREEN_SIZE</TT
></TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>Size of the framebuffer green component, in bits</TD
></TR
><TR
><TD
ALIGN="LEFT"
VALIGN="TOP"
><TT
CLASS="LITERAL"
>SDL_GL_BLUE_SIZE</TT
></TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>Size of the framebuffer blue component, in bits</TD
></TR
><TR
><TD
ALIGN="LEFT"
VALIGN="TOP"
><TT
CLASS="LITERAL"
>SDL_GL_ALPHA_SIZE</TT
></TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>Size of the framebuffer alpha component, in bits</TD
></TR
><TR
><TD
ALIGN="LEFT"
VALIGN="TOP"
><TT
CLASS="LITERAL"
>SDL_GL_DOUBLEBUFFER</TT
></TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>0 or 1, enable or disable double buffering</TD
></TR
><TR
><TD
ALIGN="LEFT"
VALIGN="TOP"
><TT
CLASS="LITERAL"
>SDL_GL_BUFFER_SIZE</TT
></TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>Size of the framebuffer, in bits</TD
></TR
><TR
><TD
ALIGN="LEFT"
VALIGN="TOP"
><TT
CLASS="LITERAL"
>SDL_GL_DEPTH_SIZE</TT
></TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>Size of the depth buffer, in bits</TD
></TR
><TR
><TD
ALIGN="LEFT"
VALIGN="TOP"
><TT
CLASS="LITERAL"
>SDL_GL_STENCIL_SIZE</TT
></TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>Size of the stencil buffer, in bits</TD
></TR
><TR
><TD
ALIGN="LEFT"
VALIGN="TOP"
><TT
CLASS="LITERAL"
>SDL_GL_ACCUM_RED_SIZE</TT
></TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>Size of the accumulation buffer red component, in bits</TD
></TR
><TR
><TD
ALIGN="LEFT"
VALIGN="TOP"
><TT
CLASS="LITERAL"
>SDL_GL_ACCUM_GREEN_SIZE</TT
></TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>Size of the accumulation buffer green component, in bits</TD
></TR
><TR
><TD
ALIGN="LEFT"
VALIGN="TOP"
><TT
CLASS="LITERAL"
>SDL_GL_ACCUM_BLUE_SIZE</TT
></TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>Size of the accumulation buffer blue component, in bits</TD
></TR
><TR
><TD
ALIGN="LEFT"
VALIGN="TOP"
><TT
CLASS="LITERAL"
>SDL_GL_ACCUM_ALPHA_SIZE</TT
></TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>Size of the accumulation buffer alpha component, in bits</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN3027"
></A
><H2
>Description</H2
><P
>While you can set most OpenGL attributes normally, the attributes list above must be known <SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>before</I
></SPAN
> SDL sets the video mode. These attributes a set and read with <A
HREF="sdlglsetattribute.html"
><TT
CLASS="FUNCTION"
>SDL_GL_SetAttribute</TT
></A
> and <A
HREF="sdlglgetattribute.html"
><TT
CLASS="FUNCTION"
>SDL_GL_GetAttribute</TT
></A
>.</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN3035"
></A
><H2
>See Also</H2
><P
><A
HREF="sdlglsetattribute.html"
><TT
CLASS="FUNCTION"
>SDL_GL_SetAttribute</TT
></A
>,
<A
HREF="sdlglgetattribute.html"
><TT
CLASS="FUNCTION"
>SDL_GL_GetAttribute</TT
></A
></P
></DIV
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>Prev</A
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>Home</A
></TD
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>Next</A
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><TR
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>SDL_FreeYUVOverlay</TD
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>SDL_Rect</TD
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></HTML
>