18e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell/************************************************************************** 28e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * 38e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. 48e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * All Rights Reserved. 58e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * 68e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * Permission is hereby granted, free of charge, to any person obtaining a 78e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * copy of this software and associated documentation files (the 88e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * "Software"), to deal in the Software without restriction, including 98e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * without limitation the rights to use, copy, modify, merge, publish, 108e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * distribute, sub license, and/or sell copies of the Software, and to 118e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * permit persons to whom the Software is furnished to do so, subject to 128e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * the following conditions: 138e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * 148e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * The above copyright notice and this permission notice (including the 158e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * next paragraph) shall be included in all copies or substantial portions 168e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * of the Software. 178e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * 188e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 198e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 208e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 218e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 228e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 238e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 248e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 258e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell * 268e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell **************************************************************************/ 278e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 288e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell/* Authors: Keith Whitwell <keith@tungstengraphics.com> 298e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell */ 30ebafc193fac22c4d1d8d4f1c5a129d5dbe1679a2Brian 31b865f84c8d94959bd91ec1ab49dd919ea8cc8b8dBrian#ifndef SP_QUAD_PIPE_H 32b865f84c8d94959bd91ec1ab49dd919ea8cc8b8dBrian#define SP_QUAD_PIPE_H 33ebafc193fac22c4d1d8d4f1c5a129d5dbe1679a2Brian 348e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 356393cda6766b707ef01e925d378239a66d143ae0Keith Whitwellstruct softpipe_context; 368e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwellstruct quad_header; 378e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 388e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 39b865f84c8d94959bd91ec1ab49dd919ea8cc8b8dBrian/** 40b865f84c8d94959bd91ec1ab49dd919ea8cc8b8dBrian * Fragment processing is performed on 2x2 blocks of pixels called "quads". 41b865f84c8d94959bd91ec1ab49dd919ea8cc8b8dBrian * Quad processing is performed with a pipeline of stages represented by 42b865f84c8d94959bd91ec1ab49dd919ea8cc8b8dBrian * this type. 43b865f84c8d94959bd91ec1ab49dd919ea8cc8b8dBrian */ 44fb5cdbd078d4d44fb43d417843debe41148f3714Brianstruct quad_stage { 45fb5cdbd078d4d44fb43d417843debe41148f3714Brian struct softpipe_context *softpipe; 46fb5cdbd078d4d44fb43d417843debe41148f3714Brian 47fb5cdbd078d4d44fb43d417843debe41148f3714Brian struct quad_stage *next; 48fb5cdbd078d4d44fb43d417843debe41148f3714Brian 49f00179f9b47e17087d546940e1d57ffb2e2a8e42Brian void (*begin)(struct quad_stage *qs); 50f00179f9b47e17087d546940e1d57ffb2e2a8e42Brian 51fb5cdbd078d4d44fb43d417843debe41148f3714Brian /** the stage action */ 52ab9fb5167023a26566b53e98f206dd73a18000f3Keith Whitwell void (*run)(struct quad_stage *qs, struct quad_header *quad[], unsigned nr); 536961769cb23c8b9ed2fb56d8ce6e649848412357michal 546961769cb23c8b9ed2fb56d8ce6e649848412357michal void (*destroy)(struct quad_stage *qs); 55fb5cdbd078d4d44fb43d417843debe41148f3714Brian}; 56fb5cdbd078d4d44fb43d417843debe41148f3714Brian 57fb5cdbd078d4d44fb43d417843debe41148f3714Brian 58e89bd0fbc56ecfb96f3aff926c5891c45221dd37Brianstruct quad_stage *sp_quad_polygon_stipple_stage( struct softpipe_context *softpipe ); 597f718f047676e88b660618784f256a96f7e8ed58Michal Krolstruct quad_stage *sp_quad_earlyz_stage( struct softpipe_context *softpipe ); 60fb5cdbd078d4d44fb43d417843debe41148f3714Brianstruct quad_stage *sp_quad_shade_stage( struct softpipe_context *softpipe ); 61493ed9fc11a2bf272a2c1e9e5a072e4f02b46554Brianstruct quad_stage *sp_quad_alpha_test_stage( struct softpipe_context *softpipe ); 62e6eca5c37e13fd0f9100de127075b1bbed0821c0Brianstruct quad_stage *sp_quad_stencil_test_stage( struct softpipe_context *softpipe ); 63fb5cdbd078d4d44fb43d417843debe41148f3714Brianstruct quad_stage *sp_quad_depth_test_stage( struct softpipe_context *softpipe ); 64563479552e2f491fb94e7fac5772f3c72cee962aBrianstruct quad_stage *sp_quad_occlusion_stage( struct softpipe_context *softpipe ); 6546bba80a54afbcabc0f064433cc2194473661c30Brianstruct quad_stage *sp_quad_coverage_stage( struct softpipe_context *softpipe ); 66fb5cdbd078d4d44fb43d417843debe41148f3714Brianstruct quad_stage *sp_quad_blend_stage( struct softpipe_context *softpipe ); 6786352ff70d8c9a31fe0ebb4d02ce4bb4644fe54aBrianstruct quad_stage *sp_quad_colormask_stage( struct softpipe_context *softpipe ); 68fb5cdbd078d4d44fb43d417843debe41148f3714Brianstruct quad_stage *sp_quad_output_stage( struct softpipe_context *softpipe ); 69fb5cdbd078d4d44fb43d417843debe41148f3714Brian 70ebafc193fac22c4d1d8d4f1c5a129d5dbe1679a2Brianvoid sp_build_quad_pipeline(struct softpipe_context *sp); 71ebafc193fac22c4d1d8d4f1c5a129d5dbe1679a2Brian 72b865f84c8d94959bd91ec1ab49dd919ea8cc8b8dBrian#endif /* SP_QUAD_PIPE_H */ 73