📄 sdlcolor.html

📁 VC5.6.7的一个扩展库。跟DirectX的功能差不多。
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<HTML><HEAD><TITLE>SDL_Color</TITLE><METANAME="GENERATOR"CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+"><LINKREL="HOME"TITLE="SDL Library Documentation"HREF="index.html"><LINKREL="UP"TITLE="Video"HREF="video.html"><LINKREL="PREVIOUS"TITLE="SDL_Rect"HREF="sdlrect.html"><LINKREL="NEXT"TITLE="SDL_Palette"HREF="sdlpalette.html"></HEAD><BODYCLASS="REFENTRY"BGCOLOR="#FFF8DC"TEXT="#000000"LINK="#0000ee"VLINK="#551a8b"ALINK="#ff0000"><DIVCLASS="NAVHEADER"><TABLESUMMARY="Header navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><THCOLSPAN="3"ALIGN="center">SDL Library Documentation</TH></TR><TR><TDWIDTH="10%"ALIGN="left"VALIGN="bottom"><AHREF="sdlrect.html"ACCESSKEY="P">Prev</A></TD><TDWIDTH="80%"ALIGN="center"VALIGN="bottom"></TD><TDWIDTH="10%"ALIGN="right"VALIGN="bottom"><AHREF="sdlpalette.html"ACCESSKEY="N">Next</A></TD></TR></TABLE><HRALIGN="LEFT"WIDTH="100%"></DIV><H1><ANAME="SDLCOLOR"></A>SDL_Color</H1><DIVCLASS="REFNAMEDIV"><ANAME="AEN3082"></A><H2>Name</H2>SDL_Color&nbsp;--&nbsp;Format independent color description</DIV><DIVCLASS="REFSECT1"><ANAME="AEN3085"></A><H2>Structure Definition</H2><PRECLASS="PROGRAMLISTING">typedef struct{  Uint8 r;  Uint8 g;  Uint8 b;  Uint8 unused;} SDL_Color;</PRE></DIV><DIVCLASS="REFSECT1"><ANAME="AEN3088"></A><H2>Structure Data</H2><DIVCLASS="INFORMALTABLE"><ANAME="AEN3090"></A><P></P><TABLEBORDER="0"CLASS="CALSTABLE"><TBODY><TR><TDALIGN="LEFT"VALIGN="TOP"><TTCLASS="STRUCTFIELD"><I>r</I></TT></TD><TDALIGN="LEFT"VALIGN="TOP">Red intensity</TD></TR><TR><TDALIGN="LEFT"VALIGN="TOP"><TTCLASS="STRUCTFIELD"><I>g</I></TT></TD><TDALIGN="LEFT"VALIGN="TOP">Green intensity</TD></TR><TR><TDALIGN="LEFT"VALIGN="TOP"><TTCLASS="STRUCTFIELD"><I>b</I></TT></TD><TDALIGN="LEFT"VALIGN="TOP">Blue intensity</TD></TR><TR><TDALIGN="LEFT"VALIGN="TOP"><TTCLASS="STRUCTFIELD"><I>unused</I></TT></TD><TDALIGN="LEFT"VALIGN="TOP">Unused</TD></TR></TBODY></TABLE><P></P></DIV></DIV><DIVCLASS="REFSECT1"><ANAME="AEN3109"></A><H2>Description</H2><P><SPANCLASS="STRUCTNAME">SDL_Color</SPAN> describes a color in a format independent way. You can convert a <SPANCLASS="STRUCTNAME">SDL_Color</SPAN> to a pixel value for a certain pixel format using <AHREF="sdlmaprgb.html"><TTCLASS="FUNCTION">SDL_MapRGB</TT></A>.</P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN3116"></A><H2>See Also</H2><P><AHREF="sdlpixelformat.html"><SPANCLASS="STRUCTNAME">SDL_PixelFormat</SPAN></A>,<AHREF="sdlsetcolors.html"><TTCLASS="FUNCTION">SDL_SetColors</TT></A>,<AHREF="sdlpalette.html"><TTCLASS="FUNCTION">SDL_Palette</TT></A></P></DIV><DIVCLASS="NAVFOOTER"><HRALIGN="LEFT"WIDTH="100%"><TABLESUMMARY="Footer navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top"><AHREF="sdlrect.html"ACCESSKEY="P">Prev</A></TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="index.html"ACCESSKEY="H">Home</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top"><AHREF="sdlpalette.html"ACCESSKEY="N">Next</A></TD></TR><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top">SDL_Rect</TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="video.html"ACCESSKEY="U">Up</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top">SDL_Palette</TD></TR></TABLE></DIV></BODY></HTML>
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