sp_quad.h

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/**************************************************************************
 * 
 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
 * 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
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 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 * 
 * The above copyright notice and this permission notice (including the
 * next paragraph) shall be included in all copies or substantial portions
 * of the Software.
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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/* Authors:  Keith Whitwell <keith@tungstengraphics.com>
 */

#ifndef SP_QUAD_H
#define SP_QUAD_H


struct softpipe_context;
struct quad_header;


struct quad_stage {
   struct softpipe_context *softpipe;

   struct quad_stage *next;

   void (*begin)(struct quad_stage *qs);

   void (*run)(struct quad_stage *qs, struct quad_header *quad);

   void (*destroy)(struct quad_stage *qs);
};


struct quad_stage *sp_quad_polygon_stipple_stage( struct softpipe_context *softpipe );
struct quad_stage *sp_quad_earlyz_stage( struct softpipe_context *softpipe );
struct quad_stage *sp_quad_shade_stage( struct softpipe_context *softpipe );
struct quad_stage *sp_quad_alpha_test_stage( struct softpipe_context *softpipe );
struct quad_stage *sp_quad_stencil_test_stage( struct softpipe_context *softpipe );
struct quad_stage *sp_quad_depth_test_stage( struct softpipe_context *softpipe );
struct quad_stage *sp_quad_occlusion_stage( struct softpipe_context *softpipe );
struct quad_stage *sp_quad_coverage_stage( struct softpipe_context *softpipe );
struct quad_stage *sp_quad_blend_stage( struct softpipe_context *softpipe );
struct quad_stage *sp_quad_colormask_stage( struct softpipe_context *softpipe );
struct quad_stage *sp_quad_output_stage( struct softpipe_context *softpipe );

void sp_build_quad_pipeline(struct softpipe_context *sp);

void sp_depth_test_quad(struct quad_stage *qs, struct quad_header *quad);

#endif /* SP_QUAD_H */

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