修正

[sdl2referencejp/sdl2referencejp.git] / SDL_CreateRGBSurface.html

diff --git a/SDL_CreateRGBSurface.html b/SDL_CreateRGBSurface.html
index a587ef6..076a9b9 100644 (file)
--- a/SDL_CreateRGBSurface.html
+++ b/SDL_CreateRGBSurface.html
@@ -29,6 +29,41 @@
 <h2>\96ß\82è\92l</h2>\r
 \90¬\8c÷\82Ì\82Æ\82«\90¶\90¬\82³\82ê\82½<a href="SDL_Surface.html">SDL_Surface</a>, \8e¸\94s\82Ì\82Æ\82«NULL\82ð\96ß\82·.\r
 <a href="SDL_GetError.html">SDL_GetError()</a>\82ð\8cÄ\82ñ\82Å\8fÚ\8d×\82ð\92m\82é\82±\82Æ\82ª\82Å\82«\82é.\r
+<h2>\83T\83\93\83v\83\8b\83R\81[\83h</h2>\r
+<p>\r
+<code>\r
+<pre>\r
+    /* OpenGL\82Ì\83e\83N\83X\83`\83\83\82Æ\82µ\82Ä\8eg\82¤\82½\82ß\82É\r
+       \8ae\83s\83N\83Z\83\8b\82ªR,G,B,A\8f\87\82Ì32bit\83T\81[\83t\83F\83C\83X\82ð\90¶\90¬\82·\82é */\r
+    SDL_Surface *surface;\r
+    Uint32 rmask, gmask, bmask, amask;\r
+\r
+    /* SDL\82Í\83s\83N\83Z\83\8b\82ð32bit\82Ì\92l\82Æ\82µ\82Ä\89ð\8eß\82·\82é.\r
+       \82æ\82Á\82Ä, \83}\83X\83N\82Í\83}\83V\83\93\82Ì\83G\83\93\83f\83B\83A\83\93(\83o\83C\83g\8f\87)\82É\88Ë\91¶\82·\82é */\r
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN\r
+    rmask = 0xff000000;\r
+    gmask = 0x00ff0000;\r
+    bmask = 0x0000ff00;\r
+    amask = 0x000000ff;\r
+#else\r
+    rmask = 0x000000ff;\r
+    gmask = 0x0000ff00;\r
+    bmask = 0x00ff0000;\r
+    amask = 0xff000000;\r
+#endif\r
+\r
+    surface = SDL_CreateRGBSurface(0, width, height, 32,\r
+                                   rmask, gmask, bmask, amask);\r
+    if (surface == NULL) {\r
+        SDL_Log("CreateRGBSurface \8e¸\94s: %s", SDL_GetError());\r
+        exit(1);\r
+    }\r
+\r
+    /* \82Ü\82½\82Í, \8ew\92è\82Ì\83r\83b\83g\90[\93x\82Ì\83f\83t\83H\83\8b\83g\82Ì\83}\83X\83N\82ð\8eg\82¤ */\r
+    surface = SDL_CreateRGBSurface(0, width, height, 32, 0, 0, 0, 0);\r
+</pre>\r
+</code>\r
+</p>\r
 <h2>\8fÚ\8d×</h2>\r
 <p>\r
 depth\82ª4\82Ü\82½\82Í8\82Ì\82Æ\82«, \8bó\82Ì\83p\83\8c\83b\83g\82ª\90¶\90¬\82³\82ê\82é.\r
@@ -47,6 +82,7 @@ depth
 </p>\r
 <h2>\8aÖ\98A\8d\80\96Ú(\8aÖ\90\94)</h2>\r
 <a href="SDL_CreateRGBSurfaceFrom.html">SDL_CreateRGBSurfaceFrom</a><br>\r
+<a href="SDL_CreateRGBSurfaceWithFormat.html">SDL_CreateRGBSurfaceWithFormat</a><br>\r
 <a href="SDL_FreeSurface.html">SDL_FreeSurface</a><br>\r
 <h2>SDL Wiki\82Ö\82Ì\83\8a\83\93\83N</h2>\r
 <a href="https://wiki.libsdl.org/SDL_CreateRGBSurface">SDL_CreateRGBSurface - SDL Wiki</a>\r