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- /* $Id: alphabuf.h,v 1.1 1996/09/13 01:38:16 brianp Exp $ */
-
- /*
- * Mesa 3-D graphics library
- * Version: 2.0
- * Copyright (C) 1995-1996 Brian Paul
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-
- /*
- * $Log: alphabuf.h,v $
- * Revision 1.1 1996/09/13 01:38:16 brianp
- * Initial revision
- *
- */
-
-
-
- #ifndef ALPHABUF_H
- #define ALPHABUF_H
-
-
- #include "types.h"
-
-
- extern void gl_alloc_alpha_buffers( GLcontext* ctx );
-
-
- extern void gl_clear_alpha_buffers( GLcontext* ctx );
-
-
- extern void gl_write_alpha_span( GLcontext* ctx, GLuint n, GLint x, GLint y,
- GLubyte alpha[], GLubyte mask[] );
-
-
- extern void gl_write_mono_alpha_span( GLcontext* ctx,
- GLuint n, GLint x, GLint y,
- GLubyte alpha, GLubyte mask[] );
-
-
-
- extern void gl_write_alpha_pixels( GLcontext* ctx,
- GLuint n, const GLint x[], const GLint y[],
- const GLubyte alpha[],
- const GLubyte mask[] );
-
-
- extern void gl_write_mono_alpha_pixels( GLcontext* ctx,
- GLuint n, const GLint x[],
- const GLint y[], GLubyte alpha,
- const GLubyte mask[] );
-
-
- extern void gl_read_alpha_span( GLcontext* ctx,
- GLuint n, GLint x, GLint y, GLubyte alpha[] );
-
-
- extern void gl_read_alpha_pixels( GLcontext* ctx,
- GLuint n, const GLint x[], const GLint y[],
- GLubyte alpha[], const GLubyte mask[] );
-
-
- #endif
-
-