forked from KolibriOS/kolibrios
73 lines
2.9 KiB
C
73 lines
2.9 KiB
C
/**************************************************************************
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*
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* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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/* Authors: Keith Whitwell <keith@tungstengraphics.com>
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*/
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#ifndef SP_QUAD_PIPE_H
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#define SP_QUAD_PIPE_H
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struct softpipe_context;
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struct quad_header;
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/**
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* Fragment processing is performed on 2x2 blocks of pixels called "quads".
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* Quad processing is performed with a pipeline of stages represented by
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* this type.
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*/
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struct quad_stage {
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struct softpipe_context *softpipe;
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struct quad_stage *next;
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void (*begin)(struct quad_stage *qs);
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/** the stage action */
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void (*run)(struct quad_stage *qs, struct quad_header *quad[], unsigned nr);
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void (*destroy)(struct quad_stage *qs);
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};
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struct quad_stage *sp_quad_polygon_stipple_stage( struct softpipe_context *softpipe );
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struct quad_stage *sp_quad_earlyz_stage( struct softpipe_context *softpipe );
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struct quad_stage *sp_quad_shade_stage( struct softpipe_context *softpipe );
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struct quad_stage *sp_quad_alpha_test_stage( struct softpipe_context *softpipe );
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struct quad_stage *sp_quad_stencil_test_stage( struct softpipe_context *softpipe );
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struct quad_stage *sp_quad_depth_test_stage( struct softpipe_context *softpipe );
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struct quad_stage *sp_quad_occlusion_stage( struct softpipe_context *softpipe );
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struct quad_stage *sp_quad_coverage_stage( struct softpipe_context *softpipe );
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struct quad_stage *sp_quad_blend_stage( struct softpipe_context *softpipe );
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struct quad_stage *sp_quad_colormask_stage( struct softpipe_context *softpipe );
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struct quad_stage *sp_quad_output_stage( struct softpipe_context *softpipe );
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void sp_build_quad_pipeline(struct softpipe_context *sp);
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#endif /* SP_QUAD_PIPE_H */
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