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PojavLauncherTeam
GitHub Repository: PojavLauncherTeam/mesa
 Path: blob/21.2-virgl/src/gallium/drivers/softpipe/sp_quad_pipe.h
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/**************************************************************************

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 * 

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 * Copyright 2007 VMware, Inc.

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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 VMWARE 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 <[email protected]>

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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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