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comparison include/SDL_video.h @ 432:80a35d43a58f

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*** empty log message ***
author Sam Lantinga <slouken@libsdl.org>
date Thu, 01 Aug 2002 23:08:41 +0000
parents 41cadcba32e8
children 8a43e0cbf02f
comparison
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431:41cadcba32e8 432:80a35d43a58f
576 * 576 *
577 * If 'flag' is 0, alpha blending is disabled for the surface. 577 * If 'flag' is 0, alpha blending is disabled for the surface.
578 * If 'flag' is SDL_SRCALPHA, alpha blending is enabled for the surface. 578 * If 'flag' is SDL_SRCALPHA, alpha blending is enabled for the surface.
579 * OR:ing the flag with SDL_RLEACCEL requests RLE acceleration for the 579 * OR:ing the flag with SDL_RLEACCEL requests RLE acceleration for the
580 * surface; if SDL_RLEACCEL is not specified, the RLE accel will be removed. 580 * surface; if SDL_RLEACCEL is not specified, the RLE accel will be removed.
581 *
582 * The 'alpha' parameter is ignored for surfaces that have an alpha channel.
581 */ 583 */
582 extern DECLSPEC int SDLCALL SDL_SetAlpha(SDL_Surface *surface, Uint32 flag, Uint8 alpha); 584 extern DECLSPEC int SDLCALL SDL_SetAlpha(SDL_Surface *surface, Uint32 flag, Uint8 alpha);
583 585
584 /* 586 /*
585 * Sets the clipping rectangle for the destination surface in a blit. 587 * Sets the clipping rectangle for the destination surface in a blit.