p_state.h revision 0b7d48cbad86eaac21fce3793da41b46db8be3b4
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 28f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian 29f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian/** 30984a7c4e9c42cf8ddfcff5b880b522a6dd58bce2José Fonseca * @file 31984a7c4e9c42cf8ddfcff5b880b522a6dd58bce2José Fonseca * 32f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian * Abstract graphics pipe state objects. 33f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian * 34f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian * Basic notes: 35f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian * 1. Want compact representations, so we use bitfields. 36f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian * 2. Put bitfields before other (GLfloat) fields. 37f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian */ 38f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian 39f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian 40943964a1e5bad86bdceb0a06d60fb3b302ebce6aKeith Whitwell#ifndef PIPE_STATE_H 41943964a1e5bad86bdceb0a06d60fb3b302ebce6aKeith Whitwell#define PIPE_STATE_H 428e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 4340a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell#include "p_compiler.h" 441c5f27a18b775b3784fcd265d60e0affa0b31581Michel Dänzer#include "p_defines.h" 4554fc80ab31f89520d3119196bfa9c6332b35fe2fBrian#include "p_format.h" 4613682d959ddacde1ce65843aa8c5b43dc9017b32Brian 47e4e30089231831339815cccebf3a3a0ea6dcd2a9José Fonseca 48e4e30089231831339815cccebf3a3a0ea6dcd2a9José Fonseca#ifdef __cplusplus 49e4e30089231831339815cccebf3a3a0ea6dcd2a9José Fonsecaextern "C" { 50e4e30089231831339815cccebf3a3a0ea6dcd2a9José Fonseca#endif 51e4e30089231831339815cccebf3a3a0ea6dcd2a9José Fonseca 52e4e30089231831339815cccebf3a3a0ea6dcd2a9José Fonseca 5313682d959ddacde1ce65843aa8c5b43dc9017b32Brian/** 5413682d959ddacde1ce65843aa8c5b43dc9017b32Brian * Implementation limits 5513682d959ddacde1ce65843aa8c5b43dc9017b32Brian */ 56da8934034b33adef5dc41395cfde4bdd26ba207cBrian#define PIPE_MAX_ATTRIBS 32 578b06b0d19d8fbbc89fa87e29717bca207381024fPaul Berry#define PIPE_MAX_CLIP_PLANES 8 58da8934034b33adef5dc41395cfde4bdd26ba207cBrian#define PIPE_MAX_COLOR_BUFS 8 597c5f255201f42303188137f56ea8acc030444f0eMichal Krol#define PIPE_MAX_CONSTANT_BUFFERS 32 60da8934034b33adef5dc41395cfde4bdd26ba207cBrian#define PIPE_MAX_SAMPLERS 16 6115d1b406afd733b5f46b16dc933e29c218cdca39Michal Krol#define PIPE_MAX_VERTEX_SAMPLERS 16 6253bd9796a1395e4acde884ff55cb7ee18586595aZack Rusin#define PIPE_MAX_GEOMETRY_SAMPLERS 16 63b273928140479f089d45cd2dbc30708306b97ee0Brian Paul#define PIPE_MAX_SHADER_INPUTS 32 64b273928140479f089d45cd2dbc30708306b97ee0Brian Paul#define PIPE_MAX_SHADER_OUTPUTS 32 65bdbe77f9c6f06cfaa155f27c2ade3c523d7fbea7Zack Rusin#define PIPE_MAX_SHADER_RESOURCES 32 66da8934034b33adef5dc41395cfde4bdd26ba207cBrian#define PIPE_MAX_TEXTURE_LEVELS 16 67a45b7f47ee0e38b288cc8fc4f6a1c013e8c227bcZack Rusin#define PIPE_MAX_SO_BUFFERS 4 6813682d959ddacde1ce65843aa8c5b43dc9017b32Brian 6913682d959ddacde1ce65843aa8c5b43dc9017b32Brian 7038f6f23fcf37247fd709d1c612d08bfa9b124e69José Fonsecastruct pipe_reference 7138f6f23fcf37247fd709d1c612d08bfa9b124e69José Fonseca{ 7238f6f23fcf37247fd709d1c612d08bfa9b124e69José Fonseca int32_t count; /* atomic */ 7338f6f23fcf37247fd709d1c612d08bfa9b124e69José Fonseca}; 7438f6f23fcf37247fd709d1c612d08bfa9b124e69José Fonseca 7538f6f23fcf37247fd709d1c612d08bfa9b124e69José Fonseca 76bec2230514ad2e8e52625ecb339fcadfabffd4dfBrian 77f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian/** 78294401814d1d89cc731de1c22c25333aa5d59374Zack Rusin * Primitive (point/line/tri) rasterization info 79f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian */ 80294401814d1d89cc731de1c22c25333aa5d59374Zack Rusinstruct pipe_rasterizer_state 81f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian{ 8240a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned flatshade:1; 8340a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned light_twoside:1; 8447e3896dfd89a26abbe4ca2469c2480f3982b204Luca Barbieri unsigned clamp_vertex_color:1; 8547e3896dfd89a26abbe4ca2469c2480f3982b204Luca Barbieri unsigned clamp_fragment_color:1; 860bd1cbcd0d28dbadfb0c3e1f8b048a18b56bc72cKeith Whitwell unsigned front_ccw:1; 870bd1cbcd0d28dbadfb0c3e1f8b048a18b56bc72cKeith Whitwell unsigned cull_face:2; /**< PIPE_FACE_x */ 880bd1cbcd0d28dbadfb0c3e1f8b048a18b56bc72cKeith Whitwell unsigned fill_front:2; /**< PIPE_POLYGON_MODE_x */ 890bd1cbcd0d28dbadfb0c3e1f8b048a18b56bc72cKeith Whitwell unsigned fill_back:2; /**< PIPE_POLYGON_MODE_x */ 900bd1cbcd0d28dbadfb0c3e1f8b048a18b56bc72cKeith Whitwell unsigned offset_point:1; 910bd1cbcd0d28dbadfb0c3e1f8b048a18b56bc72cKeith Whitwell unsigned offset_line:1; 920bd1cbcd0d28dbadfb0c3e1f8b048a18b56bc72cKeith Whitwell unsigned offset_tri:1; 9340a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned scissor:1; 9440a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned poly_smooth:1; 9540a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned poly_stipple_enable:1; 9640a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned point_smooth:1; 974a4daa75a85db22cd37ebd533ebbccb427e07077Roland Scheidegger unsigned sprite_coord_mode:1; /**< PIPE_SPRITE_COORD_ */ 9868f93ea3eb83cfad014b8ec93cec3564c1aa9833Roland Scheidegger unsigned point_quad_rasterization:1; /** points rasterized as quads or points */ 99beefc6011bce9e99cb46430186de1c13f027cb05Brian unsigned point_size_per_vertex:1; /**< size computed in vertex shader */ 10040a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned multisample:1; /* XXX maybe more ms state in future */ 10140a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned line_smooth:1; 10240a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned line_stipple_enable:1; 10399691f38c278f1d4aeb0617b149109644e3571fbKeith Whitwell unsigned line_last_pixel:1; 104683e7091a953204c9aee1410ac44be3b69bae9fcKeith Whitwell 10502b352e2ace126e880d7df6a8c669e181b76e05fMarek Olšák /** 106a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell * Use the first vertex of a primitive as the provoking vertex for 107a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell * flat shading. 108a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell */ 10902b352e2ace126e880d7df6a8c669e181b76e05fMarek Olšák unsigned flatshade_first:1; 110a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell 11102b352e2ace126e880d7df6a8c669e181b76e05fMarek Olšák /** 112a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell * When true, triangle rasterization uses (0.5, 0.5) pixel centers 113a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell * for determining pixel ownership. 114a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell * 115a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell * When false, triangle rasterization uses (0,0) pixel centers for 116a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell * determining pixel ownership. 117a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell * 118a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell * Triangle rasterization always uses a 'top,left' rule for pixel 119a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell * ownership, this just alters which point we consider the pixel 120a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell * center for that test. 121a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell */ 122a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell unsigned gl_rasterization_rules:1; 12340a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell 124861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák /** 125861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * When true, rasterization is disabled and no pixels are written. 126861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * This only makes sense with the Stream Out functionality. 127861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák */ 128861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák unsigned rasterizer_discard:1; 129861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák 130dc4c821f0817a3db716f965692fb701079f66340Marek Olšák /** 131dc4c821f0817a3db716f965692fb701079f66340Marek Olšák * When false, depth clipping is disabled and the depth value will be 132dc4c821f0817a3db716f965692fb701079f66340Marek Olšák * clamped later at the per-pixel level before depth testing. 133dc4c821f0817a3db716f965692fb701079f66340Marek Olšák * This depends on PIPE_CAP_DEPTH_CLIP_DISABLE. 134dc4c821f0817a3db716f965692fb701079f66340Marek Olšák */ 135dc4c821f0817a3db716f965692fb701079f66340Marek Olšák unsigned depth_clip:1; 136dc4c821f0817a3db716f965692fb701079f66340Marek Olšák 137dc4c821f0817a3db716f965692fb701079f66340Marek Olšák /** 138dc4c821f0817a3db716f965692fb701079f66340Marek Olšák * Enable bits for clipping half-spaces. 139dc4c821f0817a3db716f965692fb701079f66340Marek Olšák * This applies to both user clip planes and shader clip distances. 140dc4c821f0817a3db716f965692fb701079f66340Marek Olšák * Note that if the bound shader exports any clip distances, these 141dc4c821f0817a3db716f965692fb701079f66340Marek Olšák * replace all user clip planes, and clip half-spaces enabled here 142dc4c821f0817a3db716f965692fb701079f66340Marek Olšák * but not written by the shader count as disabled. 143dc4c821f0817a3db716f965692fb701079f66340Marek Olšák */ 144dc4c821f0817a3db716f965692fb701079f66340Marek Olšák unsigned clip_plane_enable:PIPE_MAX_CLIP_PLANES; 145dc4c821f0817a3db716f965692fb701079f66340Marek Olšák 14602b352e2ace126e880d7df6a8c669e181b76e05fMarek Olšák unsigned line_stipple_factor:8; /**< [1..256] actually */ 14702b352e2ace126e880d7df6a8c669e181b76e05fMarek Olšák unsigned line_stipple_pattern:16; 14802b352e2ace126e880d7df6a8c669e181b76e05fMarek Olšák 14902b352e2ace126e880d7df6a8c669e181b76e05fMarek Olšák unsigned sprite_coord_enable:PIPE_MAX_SHADER_OUTPUTS; 15002b352e2ace126e880d7df6a8c669e181b76e05fMarek Olšák 15140a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float line_width; 15240a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float point_size; /**< used when no per-vertex size */ 15340a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float offset_units; 15440a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float offset_scale; 15516f8308c3df020a786908be065d3dcb90c8ca2a5Christoph Bumiller float offset_clamp; 1568e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell}; 1578e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 15863a51aee86f76ae54fb1ce572d584fb0f01aaec5Brian 159d4d2e36a429fd015316c484fc40be7e6d2c69946Brianstruct pipe_poly_stipple 160d4d2e36a429fd015316c484fc40be7e6d2c69946Brian{ 16140a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned stipple[32]; 1628e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell}; 1638e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 1648e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 165d4d2e36a429fd015316c484fc40be7e6d2c69946Brianstruct pipe_viewport_state 166d4d2e36a429fd015316c484fc40be7e6d2c69946Brian{ 16740a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float scale[4]; 16840a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float translate[4]; 1698e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell}; 1708e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 17150eb29ed9492a34db4ba53f1f28a2868b808955aBrian 172d4d2e36a429fd015316c484fc40be7e6d2c69946Brianstruct pipe_scissor_state 173d4d2e36a429fd015316c484fc40be7e6d2c69946Brian{ 17440a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned minx:16; 17540a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned miny:16; 17640a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned maxx:16; 17740a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned maxy:16; 1788e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell}; 1798e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 18050eb29ed9492a34db4ba53f1f28a2868b808955aBrian 181d4d2e36a429fd015316c484fc40be7e6d2c69946Brianstruct pipe_clip_state 182d4d2e36a429fd015316c484fc40be7e6d2c69946Brian{ 18340a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float ucp[PIPE_MAX_CLIP_PLANES][4]; 1848e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell}; 1858e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 1864824c342c864e870251a7d343c95e51274e50d23Keith Whitwell 187861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák/** 188861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * Stream output for vertex transform feedback. 189861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák */ 190861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšákstruct pipe_stream_output_info 191861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák{ 192861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák unsigned num_outputs; 1932449695e822421fdcaf1c66dffc12d7d705ea69dMarek Olšák /** stride for an entire vertex for each buffer in dwords */ 1942449695e822421fdcaf1c66dffc12d7d705ea69dMarek Olšák unsigned stride[PIPE_MAX_SO_BUFFERS]; 1952449695e822421fdcaf1c66dffc12d7d705ea69dMarek Olšák 196861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák /** 197861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * Array of stream outputs, in the order they are to be written in. 198861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * Selected components are tightly packed into the output buffer. 199861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák */ 200861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák struct { 2012449695e822421fdcaf1c66dffc12d7d705ea69dMarek Olšák unsigned register_index:8; /**< 0 to PIPE_MAX_SHADER_OUTPUTS */ 2022449695e822421fdcaf1c66dffc12d7d705ea69dMarek Olšák unsigned start_component:2; /** 0 to 3 */ 2032449695e822421fdcaf1c66dffc12d7d705ea69dMarek Olšák unsigned num_components:3; /** 1 to 4 */ 2042449695e822421fdcaf1c66dffc12d7d705ea69dMarek Olšák unsigned output_buffer:3; /**< 0 to PIPE_MAX_SO_BUFFERS */ 2052449695e822421fdcaf1c66dffc12d7d705ea69dMarek Olšák unsigned dst_offset:16; /**< offset into the buffer in dwords */ 206861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák } output[PIPE_MAX_SHADER_OUTPUTS]; 207861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák}; 208861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák 209861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák 210d4d2e36a429fd015316c484fc40be7e6d2c69946Brianstruct pipe_shader_state 211d4d2e36a429fd015316c484fc40be7e6d2c69946Brian{ 21243d7c1fe9d2544b851afa2f1c1e245a63860e670Brian const struct tgsi_token *tokens; 213861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák struct pipe_stream_output_info stream_output; 21443d7c1fe9d2544b851afa2f1c1e245a63860e670Brian}; 21543d7c1fe9d2544b851afa2f1c1e245a63860e670Brian 21650eb29ed9492a34db4ba53f1f28a2868b808955aBrian 217b9a3952f8f04a25818aba69e235e3d250c064cb8Brian Paulstruct pipe_depth_state 218b9a3952f8f04a25818aba69e235e3d250c064cb8Brian Paul{ 219ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned enabled:1; /**< depth test enabled? */ 220ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned writemask:1; /**< allow depth buffer writes? */ 221ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned func:3; /**< depth test func (PIPE_FUNC_x) */ 222ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca}; 223ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca 224ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca 225b9a3952f8f04a25818aba69e235e3d250c064cb8Brian Paulstruct pipe_stencil_state 226b9a3952f8f04a25818aba69e235e3d250c064cb8Brian Paul{ 227ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned enabled:1; /**< stencil[0]: stencil enabled, stencil[1]: two-side enabled */ 228ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned func:3; /**< PIPE_FUNC_x */ 229ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned fail_op:3; /**< PIPE_STENCIL_OP_x */ 230ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned zpass_op:3; /**< PIPE_STENCIL_OP_x */ 231ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned zfail_op:3; /**< PIPE_STENCIL_OP_x */ 232c59446a4930ec93e55f7cd3d1fffe46585cbe506Roland Scheidegger unsigned valuemask:8; 233c59446a4930ec93e55f7cd3d1fffe46585cbe506Roland Scheidegger unsigned writemask:8; 234ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca}; 235ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca 236ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca 237b9a3952f8f04a25818aba69e235e3d250c064cb8Brian Paulstruct pipe_alpha_state 238b9a3952f8f04a25818aba69e235e3d250c064cb8Brian Paul{ 239ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned enabled:1; 240ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned func:3; /**< PIPE_FUNC_x */ 241d6888e811d24eaa7e8d9093be606394f00435c05Zack Rusin float ref_value; /**< reference value */ 242ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca}; 243ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca 244ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca 245bfe79babf99e6b9435195178d1ea64687c60d161Keith Whitwellstruct pipe_depth_stencil_alpha_state 2468f2888758129b0a40d71fa4ce10d606b4bcf7631Brian{ 247ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca struct pipe_depth_state depth; 248ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca struct pipe_stencil_state stencil[2]; /**< [0] = front, [1] = back */ 249ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca struct pipe_alpha_state alpha; 250493f7b5f3ae2eb64eaa65e24e79a7a071c359b81Brian}; 2518f2888758129b0a40d71fa4ce10d606b4bcf7631Brian 252bfe79babf99e6b9435195178d1ea64687c60d161Keith Whitwell 253bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheideggerstruct pipe_rt_blend_state 254d4d2e36a429fd015316c484fc40be7e6d2c69946Brian{ 25540a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned blend_enable:1; 2568e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 25740a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned rgb_func:3; /**< PIPE_BLEND_x */ 25840a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned rgb_src_factor:5; /**< PIPE_BLENDFACTOR_x */ 25940a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned rgb_dst_factor:5; /**< PIPE_BLENDFACTOR_x */ 2608e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 26140a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned alpha_func:3; /**< PIPE_BLEND_x */ 26240a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned alpha_src_factor:5; /**< PIPE_BLENDFACTOR_x */ 26340a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned alpha_dst_factor:5; /**< PIPE_BLENDFACTOR_x */ 2648e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 265bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheidegger unsigned colormask:4; /**< bitmask of PIPE_MASK_R/G/B/A */ 266bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheidegger}; 267bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheidegger 268bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheideggerstruct pipe_blend_state 269bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheidegger{ 270bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheidegger unsigned independent_blend_enable:1; 27140a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned logicop_enable:1; 27240a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned logicop_func:4; /**< PIPE_LOGICOP_x */ 27340a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned dither:1; 274aac2cccccfd701ae8d7ce0813c28c64498d4a076Roland Scheidegger unsigned alpha_to_coverage:1; 275aac2cccccfd701ae8d7ce0813c28c64498d4a076Roland Scheidegger unsigned alpha_to_one:1; 276bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheidegger struct pipe_rt_blend_state rt[PIPE_MAX_COLOR_BUFS]; 2778e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell}; 2788e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 27950eb29ed9492a34db4ba53f1f28a2868b808955aBrian 280d4d2e36a429fd015316c484fc40be7e6d2c69946Brianstruct pipe_blend_color 281d4d2e36a429fd015316c484fc40be7e6d2c69946Brian{ 28240a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float color[4]; 2838e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell}; 2848e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 2851a859ecf4a4728cb321b1f68d51491cd285a3c03Roland Scheideggerstruct pipe_stencil_ref 2861a859ecf4a4728cb321b1f68d51491cd285a3c03Roland Scheidegger{ 2871a859ecf4a4728cb321b1f68d51491cd285a3c03Roland Scheidegger ubyte ref_value[2]; 2881a859ecf4a4728cb321b1f68d51491cd285a3c03Roland Scheidegger}; 28950eb29ed9492a34db4ba53f1f28a2868b808955aBrian 2908f6b6eed35832733674372dea7bd5ce69a965c4eBrianstruct pipe_framebuffer_state 2918f6b6eed35832733674372dea7bd5ce69a965c4eBrian{ 29280567f9c9f84d9df1cdb2d91a3c0814888cc5d08Brian unsigned width, height; 29380567f9c9f84d9df1cdb2d91a3c0814888cc5d08Brian 2944243ca1144eef5783ed080cce9db1a8dda2c6360Brian Paul /** multiple color buffers for multiple render targets */ 2952299f21f8da816fc4588492965e7dac422da1a96Zack Rusin unsigned nr_cbufs; 296f0f9a22609ccf2b8edc5760480f1a7a78cb504d7Brian struct pipe_surface *cbufs[PIPE_MAX_COLOR_BUFS]; 297f0f9a22609ccf2b8edc5760480f1a7a78cb504d7Brian 2988de2331e432e2ea6f978acb6c80666da99c6c4a1Brian struct pipe_surface *zsbuf; /**< Z/stencil buffer */ 2998f6b6eed35832733674372dea7bd5ce69a965c4eBrian}; 3008f6b6eed35832733674372dea7bd5ce69a965c4eBrian 3018f6b6eed35832733674372dea7bd5ce69a965c4eBrian 30202a47549ad182d28d330063d4f452108e3a4b452Brian/** 30302a47549ad182d28d330063d4f452108e3a4b452Brian * Texture sampler state. 30402a47549ad182d28d330063d4f452108e3a4b452Brian */ 305943964a1e5bad86bdceb0a06d60fb3b302ebce6aKeith Whitwellstruct pipe_sampler_state 30602a47549ad182d28d330063d4f452108e3a4b452Brian{ 307d4d2e36a429fd015316c484fc40be7e6d2c69946Brian unsigned wrap_s:3; /**< PIPE_TEX_WRAP_x */ 308d4d2e36a429fd015316c484fc40be7e6d2c69946Brian unsigned wrap_t:3; /**< PIPE_TEX_WRAP_x */ 309d4d2e36a429fd015316c484fc40be7e6d2c69946Brian unsigned wrap_r:3; /**< PIPE_TEX_WRAP_x */ 31040a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned min_img_filter:2; /**< PIPE_TEX_FILTER_x */ 31140a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned min_mip_filter:2; /**< PIPE_TEX_MIPFILTER_x */ 31240a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned mag_img_filter:2; /**< PIPE_TEX_FILTER_x */ 313d4d2e36a429fd015316c484fc40be7e6d2c69946Brian unsigned compare_mode:1; /**< PIPE_TEX_COMPARE_x */ 314d4d2e36a429fd015316c484fc40be7e6d2c69946Brian unsigned compare_func:3; /**< PIPE_FUNC_x */ 315d4d2e36a429fd015316c484fc40be7e6d2c69946Brian unsigned normalized_coords:1; /**< Are coords normalized to [0,1]? */ 316ebe12d50064370e4ddec21a1e087b24295940319Roland Scheidegger unsigned max_anisotropy:6; 317a5f0a11477ae90f47f3adb59a93c5576dc8c7325Marek Olšák unsigned seamless_cube_map:1; 318d4d2e36a429fd015316c484fc40be7e6d2c69946Brian float lod_bias; /**< LOD/lambda bias */ 319d4d2e36a429fd015316c484fc40be7e6d2c69946Brian float min_lod, max_lod; /**< LOD clamp range, after bias */ 3209f61e43b4903c6cf0ac03a479ec9ed7b15fd6ccfDave Airlie union pipe_color_union border_color; 32102a47549ad182d28d330063d4f452108e3a4b452Brian}; 32202a47549ad182d28d330063d4f452108e3a4b452Brian 3235d69aeb0028f44d06093faede5c545908b0df89aBrian 32420adf45c23dd9ec86a1439ad87c1473395bbb1a7Brian/** 3254c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger * A view into a texture that can be bound to a color render target / 3264c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger * depth stencil attachment point. 32720adf45c23dd9ec86a1439ad87c1473395bbb1a7Brian */ 32820adf45c23dd9ec86a1439ad87c1473395bbb1a7Brianstruct pipe_surface 32920adf45c23dd9ec86a1439ad87c1473395bbb1a7Brian{ 3305e27cd46c04a9e7b5904cc014bffd0f4daae31feMichel Dänzer struct pipe_reference reference; 331287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_resource *texture; /**< resource into which this is a view */ 332f1334f232f58d449cffccd8bfd79b32d96a9b54eBrian Paul struct pipe_context *context; /**< context this surface belongs to */ 3334243ca1144eef5783ed080cce9db1a8dda2c6360Brian Paul enum pipe_format format; 334287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell 3354c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger /* XXX width/height should be removed */ 3365531c986bd34457e113163a68ff4ab98394738f0Brian Paul unsigned width; /**< logical width in pixels */ 3375531c986bd34457e113163a68ff4ab98394738f0Brian Paul unsigned height; /**< logical height in pixels */ 338287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell 339287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned usage; /**< bitmask of PIPE_BIND_x */ 340c9ed86a96483063f3d6789ed16645a3dca77d726Keith Whitwell 3414c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger union { 3424c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger struct { 3434c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger unsigned level; 3444c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger unsigned first_layer:16; 3454c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger unsigned last_layer:16; 3464c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger } tex; 3474c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger struct { 3484c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger unsigned first_element; 3494c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger unsigned last_element; 3504c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger } buf; 3514c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger } u; 35220adf45c23dd9ec86a1439ad87c1473395bbb1a7Brian}; 35320adf45c23dd9ec86a1439ad87c1473395bbb1a7Brian 35420adf45c23dd9ec86a1439ad87c1473395bbb1a7Brian 3555d69aeb0028f44d06093faede5c545908b0df89aBrian/** 356f6106566081978f663cf08e54bb8908cb58a5316Michal Krol * A view into a texture that can be bound to a shader stage. 357f6106566081978f663cf08e54bb8908cb58a5316Michal Krol */ 358f6106566081978f663cf08e54bb8908cb58a5316Michal Krolstruct pipe_sampler_view 359f6106566081978f663cf08e54bb8908cb58a5316Michal Krol{ 360f6106566081978f663cf08e54bb8908cb58a5316Michal Krol struct pipe_reference reference; 361f6106566081978f663cf08e54bb8908cb58a5316Michal Krol enum pipe_format format; /**< typed PIPE_FORMAT_x */ 362287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_resource *texture; /**< texture into which this is a view */ 363f6106566081978f663cf08e54bb8908cb58a5316Michal Krol struct pipe_context *context; /**< context this view belongs to */ 3644c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger union { 3654c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger struct { 3664c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger unsigned first_layer:16; /**< first layer to use for array textures */ 3674c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger unsigned last_layer:16; /**< last layer to use for array textures */ 3684c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger unsigned first_level:8; /**< first mipmap level to use */ 3694c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger unsigned last_level:8; /**< last mipmap level to use */ 3704c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger } tex; 3714c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger struct { 3724c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger unsigned first_element; 3734c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger unsigned last_element; 3744c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger } buf; 3754c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger } u; 376f6106566081978f663cf08e54bb8908cb58a5316Michal Krol unsigned swizzle_r:3; /**< PIPE_SWIZZLE_x for red component */ 377f6106566081978f663cf08e54bb8908cb58a5316Michal Krol unsigned swizzle_g:3; /**< PIPE_SWIZZLE_x for green component */ 378f6106566081978f663cf08e54bb8908cb58a5316Michal Krol unsigned swizzle_b:3; /**< PIPE_SWIZZLE_x for blue component */ 379f6106566081978f663cf08e54bb8908cb58a5316Michal Krol unsigned swizzle_a:3; /**< PIPE_SWIZZLE_x for alpha component */ 380f6106566081978f663cf08e54bb8908cb58a5316Michal Krol}; 381f6106566081978f663cf08e54bb8908cb58a5316Michal Krol 382f6106566081978f663cf08e54bb8908cb58a5316Michal Krol 38397831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul/** 38497831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul * Subregion of 1D/2D/3D image resource. 38597831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul */ 386287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwellstruct pipe_box 3874617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer{ 388287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned x; 389287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned y; 390287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned z; 391287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned width; 392287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned height; 393287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned depth; 3944617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer}; 3954617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer 3964617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer 39797831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul/** 39897831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul * A memory object/resource such as a vertex buffer or texture. 39997831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul */ 400287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwellstruct pipe_resource 401287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell{ 402287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_reference reference; 403287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_screen *screen; /**< screen that this texture belongs to */ 4041c5f27a18b775b3784fcd265d60e0affa0b31581Michel Dänzer enum pipe_texture_target target; /**< PIPE_TEXTURE_x */ 4051c5f27a18b775b3784fcd265d60e0affa0b31581Michel Dänzer enum pipe_format format; /**< PIPE_FORMAT_x */ 40688723b2fc84628c1bc1e0008b88602b85e8668beMichel Dänzer 407683e35f726a182ed9fc6b6d5cb07146eebe14deaKeith Whitwell unsigned width0; 408683e35f726a182ed9fc6b6d5cb07146eebe14deaKeith Whitwell unsigned height0; 409683e35f726a182ed9fc6b6d5cb07146eebe14deaKeith Whitwell unsigned depth0; 4104c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger unsigned array_size; 411d9605cdf7cbbd3c81c506d01eb8e88a11ccfc09bBrian 41218e94e15c0ca881309ac5784075a04160cc1eeb6Keith Whitwell unsigned last_level:8; /**< Index of last mipmap level present/defined */ 413b9a3952f8f04a25818aba69e235e3d250c064cb8Brian Paul unsigned nr_samples:8; /**< for multisampled surfaces, nr of samples */ 414a2a01853f3f40b4ef8b3f01503391877960bdaeeBrian Paul unsigned usage:8; /**< PIPE_USAGE_x (not a bitmask) */ 415429a08384c2ea66d446e46beb28e33ee3b764d52Roland Scheidegger 4164c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger unsigned bind; /**< bitmask of PIPE_BIND_x */ 4174c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger unsigned flags; /**< bitmask of PIPE_RESOURCE_FLAG_x */ 418e8ab3b1ce76dddca7b591b9ce21836ab36995653Marek Olšák 419e8ab3b1ce76dddca7b591b9ce21836ab36995653Marek Olšák /* XXX this is only temporary and will be removed once it's not needed */ 420e8ab3b1ce76dddca7b591b9ce21836ab36995653Marek Olšák uint8_t *user_ptr; /**< user buffer pointer */ 421287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell}; 422d9605cdf7cbbd3c81c506d01eb8e88a11ccfc09bBrian 423713fb507596181f91990a0eb1470f0b95bf2f3d9Brian Paul 424713fb507596181f91990a0eb1470f0b95bf2f3d9Brian Paul/** 42597831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul * Transfer object. For data transfer to/from a resource. 426287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell */ 427287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwellstruct pipe_transfer 428287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell{ 429287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_resource *resource; /**< resource to transfer to/from */ 430f9a36a496f874dd3ab20c0f2439a461f4b25deceBrian Paul unsigned level; /**< texture mipmap level */ 431287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell enum pipe_transfer_usage usage; 432f9a36a496f874dd3ab20c0f2439a461f4b25deceBrian Paul struct pipe_box box; /**< region of the resource to access */ 433f9a36a496f874dd3ab20c0f2439a461f4b25deceBrian Paul unsigned stride; /**< row stride in bytes */ 434f9a36a496f874dd3ab20c0f2439a461f4b25deceBrian Paul unsigned layer_stride; /**< image/layer stride in bytes */ 435287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell void *data; 436d9605cdf7cbbd3c81c506d01eb8e88a11ccfc09bBrian}; 437d9605cdf7cbbd3c81c506d01eb8e88a11ccfc09bBrian 438d9605cdf7cbbd3c81c506d01eb8e88a11ccfc09bBrian 439287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell 4406e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian/** 4416e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian * A vertex buffer. Typically, all the vertex data/attributes for 4426e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian * drawing something will be in one buffer. But it's also possible, for 4436e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian * example, to put colors in one buffer and texcoords in another. 4446e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian */ 4458269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwellstruct pipe_vertex_buffer 4468269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell{ 447872b515e8f0bb1be5bad85fd9d01529c71f07ba2Zack Rusin unsigned stride; /**< stride to same attrib in next vertex, in bytes */ 4486e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian unsigned buffer_offset; /**< offset to start of data in buffer, in bytes */ 449287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_resource *buffer; /**< the actual buffer */ 4504552fd50d959ab99546cfa994f8ba5bdf5d66bc7Marek Olšák const void *user_buffer; /**< pointer to a user buffer if buffer == NULL */ 4518269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell}; 4528269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell 4538269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell 4546e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian/** 455507337864fa80caf9f26602324d2c28dd0a75d61Marek Olšák * A constant buffer. A subrange of an existing buffer can be set 456507337864fa80caf9f26602324d2c28dd0a75d61Marek Olšák * as a constant buffer. 457507337864fa80caf9f26602324d2c28dd0a75d61Marek Olšák */ 458507337864fa80caf9f26602324d2c28dd0a75d61Marek Olšákstruct pipe_constant_buffer { 459507337864fa80caf9f26602324d2c28dd0a75d61Marek Olšák struct pipe_resource *buffer; /**< the actual buffer */ 460507337864fa80caf9f26602324d2c28dd0a75d61Marek Olšák unsigned buffer_offset; /**< offset to start of data in buffer, in bytes */ 461507337864fa80caf9f26602324d2c28dd0a75d61Marek Olšák unsigned buffer_size; /**< how much data can be read in shader */ 4620b7d48cbad86eaac21fce3793da41b46db8be3b4Marek Olšák const void *user_buffer; /**< pointer to a user buffer if buffer == NULL */ 463507337864fa80caf9f26602324d2c28dd0a75d61Marek Olšák}; 464507337864fa80caf9f26602324d2c28dd0a75d61Marek Olšák 465507337864fa80caf9f26602324d2c28dd0a75d61Marek Olšák 466507337864fa80caf9f26602324d2c28dd0a75d61Marek Olšák/** 467861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * A stream output target. The structure specifies the range vertices can 468861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * be written to. 469861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * 470861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * In addition to that, the structure should internally maintain the offset 471861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * into the buffer, which should be incremented everytime something is written 472861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * (appended) to it. The internal offset is buffer_offset + how many bytes 473861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * have been written. The internal offset can be stored on the device 474861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * and the CPU actually doesn't have to query it. 475861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * 476861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * Use PIPE_QUERY_SO_STATISTICS to know how many primitives have 477861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * actually been written. 478861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák */ 479861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšákstruct pipe_stream_output_target 480861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák{ 481861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák struct pipe_reference reference; 482f1334f232f58d449cffccd8bfd79b32d96a9b54eBrian Paul struct pipe_resource *buffer; /**< the output buffer */ 483f1334f232f58d449cffccd8bfd79b32d96a9b54eBrian Paul struct pipe_context *context; /**< context this SO target belongs to */ 484861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák 485861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák unsigned buffer_offset; /**< offset where data should be written, in bytes */ 486861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák unsigned buffer_size; /**< how much data is allowed to be written */ 487861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák}; 488861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák 489861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák 490861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák/** 4916e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian * Information to describe a vertex attribute (position, color, etc) 4926e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian */ 4938269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwellstruct pipe_vertex_element 4948269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell{ 4956e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian /** Offset of this attribute, in bytes, from the start of the vertex */ 49618e94e15c0ca881309ac5784075a04160cc1eeb6Keith Whitwell unsigned src_offset; 4976e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian 498f7d1689cfa8e3eb2aea4b86031510323b4d13110Michal Krol /** Instance data rate divisor. 0 means this is per-vertex data, 499f7d1689cfa8e3eb2aea4b86031510323b4d13110Michal Krol * n means per-instance data used for n consecutive instances (n > 0). 500f7d1689cfa8e3eb2aea4b86031510323b4d13110Michal Krol */ 501f7d1689cfa8e3eb2aea4b86031510323b4d13110Michal Krol unsigned instance_divisor; 502f7d1689cfa8e3eb2aea4b86031510323b4d13110Michal Krol 5036e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian /** Which vertex_buffer (as given to pipe->set_vertex_buffer()) does 5046e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian * this attribute live in? 5056e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian */ 506d350695a6b86caaee6b2bd1d64b48a26159a8e95Keith Whitwell unsigned vertex_buffer_index; 507c31416971e4eac148f8e82d6c4392bd6f9cbc05dKeith Whitwell 5084243ca1144eef5783ed080cce9db1a8dda2c6360Brian Paul enum pipe_format src_format; 5098269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell}; 5108269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell 5118269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell 512c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu/** 513c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu * An index buffer. When an index buffer is bound, all indices to vertices 514c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu * will be looked up in the buffer. 515c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu */ 516c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wustruct pipe_index_buffer 517c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu{ 518c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned index_size; /**< size of an index, in bytes */ 519c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned offset; /**< offset to start of data in buffer, in bytes */ 520c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu struct pipe_resource *buffer; /**< the actual buffer */ 521bf469f4edc60bd1c5fd770cb231b8d5ab801427fMarek Olšák const void *user_buffer; /**< pointer to a user buffer if buffer == NULL */ 522c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu}; 523c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu 524c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu 525c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu/** 526c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu * Information to describe a draw_vbo call. 527c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu */ 528c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wustruct pipe_draw_info 529c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu{ 530c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu boolean indexed; /**< use index buffer */ 531c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu 532c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned mode; /**< the mode of the primitive */ 533c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned start; /**< the index of the first vertex */ 534c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned count; /**< number of vertices */ 535c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu 536c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned start_instance; /**< first instance id */ 537c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned instance_count; /**< number of instances */ 538c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu 539c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu /** 540c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu * For indexed drawing, these fields apply after index lookup. 541c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu */ 542c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu int index_bias; /**< a bias to be added to each index */ 543c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned min_index; /**< the min index */ 544c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned max_index; /**< the max index */ 545adf35e80d3b3d37b97f0608a5a2f221dbd8c0d64Brian Paul 546adf35e80d3b3d37b97f0608a5a2f221dbd8c0d64Brian Paul /** 547adf35e80d3b3d37b97f0608a5a2f221dbd8c0d64Brian Paul * Primitive restart enable/index (only applies to indexed drawing) 548adf35e80d3b3d37b97f0608a5a2f221dbd8c0d64Brian Paul */ 549adf35e80d3b3d37b97f0608a5a2f221dbd8c0d64Brian Paul boolean primitive_restart; 550adf35e80d3b3d37b97f0608a5a2f221dbd8c0d64Brian Paul unsigned restart_index; 551861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák 552861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák /** 553861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * Stream output target. If not NULL, it's used to provide the 'count' 554861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * parameter based on the number vertices captured by the stream output 555861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * stage. (or generally, based on the number of bytes captured) 556861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * 557861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * Only 'mode', 'start_instance', and 'instance_count' are taken into 558861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * account, all the other variables from pipe_draw_info are ignored. 559861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * 560861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * 'start' is implicitly 0 and 'count' is set as discussed above. 561861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * The draw command is non-indexed. 562861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * 563861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * Note that this only provides the count. The vertex buffers must 564861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák * be set via set_vertex_buffers manually. 565861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák */ 566861a029ddb31e91bb4d8e18ab708d0d172f63aadMarek Olšák struct pipe_stream_output_target *count_from_stream_output; 567c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu}; 568c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu 569c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu 57094822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller/** 57194822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller * Information to describe a resource_resolve call. 57294822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller */ 57394822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumillerstruct pipe_resolve_info 57494822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller{ 57594822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller struct { 57694822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller struct pipe_resource *res; 57794822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller unsigned level; 57894822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller unsigned layer; 57994822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller int x0; /**< always left */ 58094822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller int y0; /**< always top */ 58194822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller int x1; /**< determines scale if PIPE_CAP_SCALED_RESOLVE is supported */ 58294822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller int y1; /**< determines scale if PIPE_CAP_SCALED_RESOLVE is supported */ 58394822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller } dst; 58494822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller 58594822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller struct { 58694822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller struct pipe_resource *res; 58794822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller unsigned layer; 58894822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller int x0; 58994822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller int y0; 59094822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller int x1; /**< may be < x0 only if PIPE_CAP_SCALED_RESOLVE is supported */ 59194822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller int y1; /**< may be < y1 even if PIPE_CAP_SCALED_RESOLVE not supported */ 59294822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller } src; 59394822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller 59494822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller unsigned mask; /**< PIPE_MASK_RGBA, Z, S or ZS */ 59594822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller}; 59694822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller 59794822c6d83b7811db2a02bb4416df02ae225ba47Christoph Bumiller 598e4e30089231831339815cccebf3a3a0ea6dcd2a9José Fonseca#ifdef __cplusplus 599e4e30089231831339815cccebf3a3a0ea6dcd2a9José Fonseca} 600e4e30089231831339815cccebf3a3a0ea6dcd2a9José Fonseca#endif 601e4e30089231831339815cccebf3a3a0ea6dcd2a9José Fonseca 6028e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell#endif 603