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/* $Id: s_zoom.h,v 1.1 2000/10/31 18:00:05 keithw Exp $ */

/*
 * Mesa 3-D graphics library
 * Version:  3.5
 * 
 * Copyright (C) 1999-2000  Brian Paul   All Rights Reserved.
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */


#ifndef S_ZOOM_H
#define S_ZOOM_H


#include "types.h"


extern void
gl_write_zoomed_rgba_span( GLcontext *ctx,
                           GLuint n, GLint x, GLint y, const GLdepth z[],
			   const GLfixed *fog,
                           CONST GLchan rgba[][4], GLint y0 );


extern void
gl_write_zoomed_rgb_span( GLcontext *ctx,
                          GLuint n, GLint x, GLint y, const GLdepth z[],
                          const GLfixed *fog,
                          CONST GLchan rgb[][3], GLint y0 );


extern void
gl_write_zoomed_index_span( GLcontext *ctx,
                            GLuint n, GLint x, GLint y, const GLdepth z[],
			   const GLfixed *fog,
                            const GLuint indexes[], GLint y0 );


extern void
gl_write_zoomed_stencil_span( GLcontext *ctx,
                              GLuint n, GLint x, GLint y,
                              const GLstencil stencil[], GLint y0 );


#endif