forked from KolibriOS/kolibrios
197 lines
5.5 KiB
C
197 lines
5.5 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_STATE_H
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#define SP_STATE_H
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#include "pipe/p_state.h"
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#include "tgsi/tgsi_scan.h"
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#define SP_NEW_VIEWPORT 0x1
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#define SP_NEW_RASTERIZER 0x2
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#define SP_NEW_FS 0x4
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#define SP_NEW_BLEND 0x8
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#define SP_NEW_CLIP 0x10
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#define SP_NEW_SCISSOR 0x20
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#define SP_NEW_STIPPLE 0x40
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#define SP_NEW_FRAMEBUFFER 0x80
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#define SP_NEW_DEPTH_STENCIL_ALPHA 0x100
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#define SP_NEW_CONSTANTS 0x200
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#define SP_NEW_SAMPLER 0x400
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#define SP_NEW_TEXTURE 0x800
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#define SP_NEW_VERTEX 0x1000
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#define SP_NEW_VS 0x2000
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#define SP_NEW_QUERY 0x4000
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#define SP_NEW_GS 0x8000
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#define SP_NEW_SO 0x10000
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#define SP_NEW_SO_BUFFERS 0x20000
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struct tgsi_sampler;
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struct tgsi_exec_machine;
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struct vertex_info;
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struct sp_fragment_shader_variant_key
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{
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boolean polygon_stipple;
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};
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struct sp_fragment_shader_variant
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{
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const struct tgsi_token *tokens;
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struct sp_fragment_shader_variant_key key;
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struct tgsi_shader_info info;
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unsigned stipple_sampler_unit;
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/* See comments about this elsewhere */
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#if 0
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struct draw_fragment_shader *draw_shader;
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#endif
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void (*prepare)(const struct sp_fragment_shader_variant *shader,
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struct tgsi_exec_machine *machine,
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struct tgsi_sampler *sampler);
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unsigned (*run)(const struct sp_fragment_shader_variant *shader,
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struct tgsi_exec_machine *machine,
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struct quad_header *quad);
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/* Deletes this instance of the object */
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void (*delete)(struct sp_fragment_shader_variant *shader,
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struct tgsi_exec_machine *machine);
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struct sp_fragment_shader_variant *next;
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};
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/** Subclass of pipe_shader_state */
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struct sp_fragment_shader {
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struct pipe_shader_state shader;
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struct sp_fragment_shader_variant *variants;
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struct draw_fragment_shader *draw_shader;
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};
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/** Subclass of pipe_shader_state */
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struct sp_vertex_shader {
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struct pipe_shader_state shader;
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struct draw_vertex_shader *draw_data;
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int max_sampler; /* -1 if no samplers */
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};
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/** Subclass of pipe_shader_state */
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struct sp_geometry_shader {
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struct pipe_shader_state shader;
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struct draw_geometry_shader *draw_data;
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int max_sampler;
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};
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struct sp_velems_state {
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unsigned count;
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struct pipe_vertex_element velem[PIPE_MAX_ATTRIBS];
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};
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struct sp_so_state {
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struct pipe_stream_output_info base;
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};
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void
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softpipe_init_blend_funcs(struct pipe_context *pipe);
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void
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softpipe_init_clip_funcs(struct pipe_context *pipe);
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void
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softpipe_init_sampler_funcs(struct pipe_context *pipe);
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void
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softpipe_init_rasterizer_funcs(struct pipe_context *pipe);
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void
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softpipe_init_shader_funcs(struct pipe_context *pipe);
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void
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softpipe_init_streamout_funcs(struct pipe_context *pipe);
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void
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softpipe_init_vertex_funcs(struct pipe_context *pipe);
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void
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softpipe_set_framebuffer_state(struct pipe_context *,
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const struct pipe_framebuffer_state *);
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void
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softpipe_update_derived(struct softpipe_context *softpipe, unsigned prim);
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void
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softpipe_set_sampler_views(struct pipe_context *pipe,
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unsigned shader,
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unsigned start,
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unsigned num,
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struct pipe_sampler_view **views);
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void
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softpipe_draw_vbo(struct pipe_context *pipe,
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const struct pipe_draw_info *info);
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void
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softpipe_map_texture_surfaces(struct softpipe_context *sp);
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void
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softpipe_unmap_texture_surfaces(struct softpipe_context *sp);
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struct vertex_info *
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softpipe_get_vertex_info(struct softpipe_context *softpipe);
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struct vertex_info *
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softpipe_get_vbuf_vertex_info(struct softpipe_context *softpipe);
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struct sp_fragment_shader_variant *
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softpipe_find_fs_variant(struct softpipe_context *softpipe,
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struct sp_fragment_shader *fs,
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const struct sp_fragment_shader_variant_key *key);
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struct sp_fragment_shader_variant *
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softpipe_find_fs_variant(struct softpipe_context *softpipe,
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struct sp_fragment_shader *fs,
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const struct sp_fragment_shader_variant_key *key);
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#endif
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