p_state.h revision adf35e80d3b3d37b97f0608a5a2f221dbd8c0d64
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 57da8934034b33adef5dc41395cfde4bdd26ba207cBrian#define PIPE_MAX_CLIP_PLANES 6 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 65da8934034b33adef5dc41395cfde4bdd26ba207cBrian#define PIPE_MAX_TEXTURE_LEVELS 16 66a45b7f47ee0e38b288cc8fc4f6a1c013e8c227bcZack Rusin#define PIPE_MAX_SO_BUFFERS 4 6713682d959ddacde1ce65843aa8c5b43dc9017b32Brian 6813682d959ddacde1ce65843aa8c5b43dc9017b32Brian 6938f6f23fcf37247fd709d1c612d08bfa9b124e69José Fonsecastruct pipe_reference 7038f6f23fcf37247fd709d1c612d08bfa9b124e69José Fonseca{ 7138f6f23fcf37247fd709d1c612d08bfa9b124e69José Fonseca int32_t count; /* atomic */ 7238f6f23fcf37247fd709d1c612d08bfa9b124e69José Fonseca}; 7338f6f23fcf37247fd709d1c612d08bfa9b124e69José Fonseca 7438f6f23fcf37247fd709d1c612d08bfa9b124e69José Fonseca 75bec2230514ad2e8e52625ecb339fcadfabffd4dfBrian 76f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian/** 77294401814d1d89cc731de1c22c25333aa5d59374Zack Rusin * Primitive (point/line/tri) rasterization info 78f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian */ 79294401814d1d89cc731de1c22c25333aa5d59374Zack Rusinstruct pipe_rasterizer_state 80f79c225d9e5adee6287a9bba35f014c3fe00d3f9Brian{ 8140a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned flatshade:1; 8240a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned light_twoside:1; 830bd1cbcd0d28dbadfb0c3e1f8b048a18b56bc72cKeith Whitwell unsigned front_ccw:1; 840bd1cbcd0d28dbadfb0c3e1f8b048a18b56bc72cKeith Whitwell unsigned cull_face:2; /**< PIPE_FACE_x */ 850bd1cbcd0d28dbadfb0c3e1f8b048a18b56bc72cKeith Whitwell unsigned fill_front:2; /**< PIPE_POLYGON_MODE_x */ 860bd1cbcd0d28dbadfb0c3e1f8b048a18b56bc72cKeith Whitwell unsigned fill_back:2; /**< PIPE_POLYGON_MODE_x */ 870bd1cbcd0d28dbadfb0c3e1f8b048a18b56bc72cKeith Whitwell unsigned offset_point:1; 880bd1cbcd0d28dbadfb0c3e1f8b048a18b56bc72cKeith Whitwell unsigned offset_line:1; 890bd1cbcd0d28dbadfb0c3e1f8b048a18b56bc72cKeith Whitwell unsigned offset_tri:1; 9040a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned scissor:1; 9140a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned poly_smooth:1; 9240a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned poly_stipple_enable:1; 9340a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned point_smooth:1; 944a4daa75a85db22cd37ebd533ebbccb427e07077Roland Scheidegger unsigned sprite_coord_enable:PIPE_MAX_SHADER_OUTPUTS; 954a4daa75a85db22cd37ebd533ebbccb427e07077Roland Scheidegger unsigned sprite_coord_mode:1; /**< PIPE_SPRITE_COORD_ */ 9668f93ea3eb83cfad014b8ec93cec3564c1aa9833Roland Scheidegger unsigned point_quad_rasterization:1; /** points rasterized as quads or points */ 97beefc6011bce9e99cb46430186de1c13f027cb05Brian unsigned point_size_per_vertex:1; /**< size computed in vertex shader */ 9840a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned multisample:1; /* XXX maybe more ms state in future */ 9940a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned line_smooth:1; 10040a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned line_stipple_enable:1; 10140a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned line_stipple_factor:8; /**< [1..256] actually */ 10240a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned line_stipple_pattern:16; 10399691f38c278f1d4aeb0617b149109644e3571fbKeith Whitwell unsigned line_last_pixel:1; 104683e7091a953204c9aee1410ac44be3b69bae9fcKeith Whitwell 105683e7091a953204c9aee1410ac44be3b69bae9fcKeith Whitwell /** 106a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell * Use the first vertex of a primitive as the provoking vertex for 107a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell * flat shading. 108a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell */ 109a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell unsigned flatshade_first:1; 110a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell 111a1fa770c01d913658900de1c267fb4c41bc6300dKeith Whitwell /** 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 12440a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float line_width; 12540a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float point_size; /**< used when no per-vertex size */ 12640a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float offset_units; 12740a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float offset_scale; 1288e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell}; 1298e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 13063a51aee86f76ae54fb1ce572d584fb0f01aaec5Brian 131d4d2e36a429fd015316c484fc40be7e6d2c69946Brianstruct pipe_poly_stipple 132d4d2e36a429fd015316c484fc40be7e6d2c69946Brian{ 13340a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned stipple[32]; 1348e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell}; 1358e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 1368e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 137d4d2e36a429fd015316c484fc40be7e6d2c69946Brianstruct pipe_viewport_state 138d4d2e36a429fd015316c484fc40be7e6d2c69946Brian{ 13940a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float scale[4]; 14040a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float translate[4]; 1418e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell}; 1428e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 14350eb29ed9492a34db4ba53f1f28a2868b808955aBrian 144d4d2e36a429fd015316c484fc40be7e6d2c69946Brianstruct pipe_scissor_state 145d4d2e36a429fd015316c484fc40be7e6d2c69946Brian{ 14640a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned minx:16; 14740a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned miny:16; 14840a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned maxx:16; 14940a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned maxy:16; 1508e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell}; 1518e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 15250eb29ed9492a34db4ba53f1f28a2868b808955aBrian 153d4d2e36a429fd015316c484fc40be7e6d2c69946Brianstruct pipe_clip_state 154d4d2e36a429fd015316c484fc40be7e6d2c69946Brian{ 15540a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float ucp[PIPE_MAX_CLIP_PLANES][4]; 15640a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned nr; 157f47c9b088056e25a0a007b16045631df70001c8fMarek Olšák unsigned depth_clamp:1; 1588e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell}; 1598e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 1604824c342c864e870251a7d343c95e51274e50d23Keith Whitwell 161d4d2e36a429fd015316c484fc40be7e6d2c69946Brianstruct pipe_shader_state 162d4d2e36a429fd015316c484fc40be7e6d2c69946Brian{ 16343d7c1fe9d2544b851afa2f1c1e245a63860e670Brian const struct tgsi_token *tokens; 16443d7c1fe9d2544b851afa2f1c1e245a63860e670Brian}; 16543d7c1fe9d2544b851afa2f1c1e245a63860e670Brian 16650eb29ed9492a34db4ba53f1f28a2868b808955aBrian 167b9a3952f8f04a25818aba69e235e3d250c064cb8Brian Paulstruct pipe_depth_state 168b9a3952f8f04a25818aba69e235e3d250c064cb8Brian Paul{ 169ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned enabled:1; /**< depth test enabled? */ 170ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned writemask:1; /**< allow depth buffer writes? */ 171ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned func:3; /**< depth test func (PIPE_FUNC_x) */ 172ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca}; 173ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca 174ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca 175b9a3952f8f04a25818aba69e235e3d250c064cb8Brian Paulstruct pipe_stencil_state 176b9a3952f8f04a25818aba69e235e3d250c064cb8Brian Paul{ 177ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned enabled:1; /**< stencil[0]: stencil enabled, stencil[1]: two-side enabled */ 178ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned func:3; /**< PIPE_FUNC_x */ 179ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned fail_op:3; /**< PIPE_STENCIL_OP_x */ 180ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned zpass_op:3; /**< PIPE_STENCIL_OP_x */ 181ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned zfail_op:3; /**< PIPE_STENCIL_OP_x */ 182c59446a4930ec93e55f7cd3d1fffe46585cbe506Roland Scheidegger unsigned valuemask:8; 183c59446a4930ec93e55f7cd3d1fffe46585cbe506Roland Scheidegger unsigned writemask:8; 184ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca}; 185ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca 186ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca 187b9a3952f8f04a25818aba69e235e3d250c064cb8Brian Paulstruct pipe_alpha_state 188b9a3952f8f04a25818aba69e235e3d250c064cb8Brian Paul{ 189ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned enabled:1; 190ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca unsigned func:3; /**< PIPE_FUNC_x */ 191d6888e811d24eaa7e8d9093be606394f00435c05Zack Rusin float ref_value; /**< reference value */ 192ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca}; 193ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca 194ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca 195bfe79babf99e6b9435195178d1ea64687c60d161Keith Whitwellstruct pipe_depth_stencil_alpha_state 1968f2888758129b0a40d71fa4ce10d606b4bcf7631Brian{ 197ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca struct pipe_depth_state depth; 198ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca struct pipe_stencil_state stencil[2]; /**< [0] = front, [1] = back */ 199ca826d79a64d46e7f3bffff22640f148c044cdadJosé Fonseca struct pipe_alpha_state alpha; 200493f7b5f3ae2eb64eaa65e24e79a7a071c359b81Brian}; 2018f2888758129b0a40d71fa4ce10d606b4bcf7631Brian 202bfe79babf99e6b9435195178d1ea64687c60d161Keith Whitwell 203bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheideggerstruct pipe_rt_blend_state 204d4d2e36a429fd015316c484fc40be7e6d2c69946Brian{ 20540a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned blend_enable:1; 2068e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 20740a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned rgb_func:3; /**< PIPE_BLEND_x */ 20840a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned rgb_src_factor:5; /**< PIPE_BLENDFACTOR_x */ 20940a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned rgb_dst_factor:5; /**< PIPE_BLENDFACTOR_x */ 2108e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 21140a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned alpha_func:3; /**< PIPE_BLEND_x */ 21240a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned alpha_src_factor:5; /**< PIPE_BLENDFACTOR_x */ 21340a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned alpha_dst_factor:5; /**< PIPE_BLENDFACTOR_x */ 2148e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 215bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheidegger unsigned colormask:4; /**< bitmask of PIPE_MASK_R/G/B/A */ 216bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheidegger}; 217bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheidegger 218bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheideggerstruct pipe_blend_state 219bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheidegger{ 220bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheidegger unsigned independent_blend_enable:1; 22140a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned logicop_enable:1; 22240a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned logicop_func:4; /**< PIPE_LOGICOP_x */ 22340a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned dither:1; 224aac2cccccfd701ae8d7ce0813c28c64498d4a076Roland Scheidegger unsigned alpha_to_coverage:1; 225aac2cccccfd701ae8d7ce0813c28c64498d4a076Roland Scheidegger unsigned alpha_to_one:1; 226bef610f693266c338b99511b4d1eea5d5b97644eRoland Scheidegger struct pipe_rt_blend_state rt[PIPE_MAX_COLOR_BUFS]; 2278e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell}; 2288e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 22950eb29ed9492a34db4ba53f1f28a2868b808955aBrian 230d4d2e36a429fd015316c484fc40be7e6d2c69946Brianstruct pipe_blend_color 231d4d2e36a429fd015316c484fc40be7e6d2c69946Brian{ 23240a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell float color[4]; 2338e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell}; 2348e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell 2351a859ecf4a4728cb321b1f68d51491cd285a3c03Roland Scheideggerstruct pipe_stencil_ref 2361a859ecf4a4728cb321b1f68d51491cd285a3c03Roland Scheidegger{ 2371a859ecf4a4728cb321b1f68d51491cd285a3c03Roland Scheidegger ubyte ref_value[2]; 2381a859ecf4a4728cb321b1f68d51491cd285a3c03Roland Scheidegger}; 23950eb29ed9492a34db4ba53f1f28a2868b808955aBrian 2408f6b6eed35832733674372dea7bd5ce69a965c4eBrianstruct pipe_framebuffer_state 2418f6b6eed35832733674372dea7bd5ce69a965c4eBrian{ 24280567f9c9f84d9df1cdb2d91a3c0814888cc5d08Brian unsigned width, height; 24380567f9c9f84d9df1cdb2d91a3c0814888cc5d08Brian 2444243ca1144eef5783ed080cce9db1a8dda2c6360Brian Paul /** multiple color buffers for multiple render targets */ 2452299f21f8da816fc4588492965e7dac422da1a96Zack Rusin unsigned nr_cbufs; 246f0f9a22609ccf2b8edc5760480f1a7a78cb504d7Brian struct pipe_surface *cbufs[PIPE_MAX_COLOR_BUFS]; 247f0f9a22609ccf2b8edc5760480f1a7a78cb504d7Brian 2488de2331e432e2ea6f978acb6c80666da99c6c4a1Brian struct pipe_surface *zsbuf; /**< Z/stencil buffer */ 2498f6b6eed35832733674372dea7bd5ce69a965c4eBrian}; 2508f6b6eed35832733674372dea7bd5ce69a965c4eBrian 2518f6b6eed35832733674372dea7bd5ce69a965c4eBrian 25202a47549ad182d28d330063d4f452108e3a4b452Brian/** 25302a47549ad182d28d330063d4f452108e3a4b452Brian * Texture sampler state. 25402a47549ad182d28d330063d4f452108e3a4b452Brian */ 255943964a1e5bad86bdceb0a06d60fb3b302ebce6aKeith Whitwellstruct pipe_sampler_state 25602a47549ad182d28d330063d4f452108e3a4b452Brian{ 257d4d2e36a429fd015316c484fc40be7e6d2c69946Brian unsigned wrap_s:3; /**< PIPE_TEX_WRAP_x */ 258d4d2e36a429fd015316c484fc40be7e6d2c69946Brian unsigned wrap_t:3; /**< PIPE_TEX_WRAP_x */ 259d4d2e36a429fd015316c484fc40be7e6d2c69946Brian unsigned wrap_r:3; /**< PIPE_TEX_WRAP_x */ 26040a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned min_img_filter:2; /**< PIPE_TEX_FILTER_x */ 26140a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned min_mip_filter:2; /**< PIPE_TEX_MIPFILTER_x */ 26240a86b20478024ca7c55400019c536cb5ff631d1Keith Whitwell unsigned mag_img_filter:2; /**< PIPE_TEX_FILTER_x */ 263d4d2e36a429fd015316c484fc40be7e6d2c69946Brian unsigned compare_mode:1; /**< PIPE_TEX_COMPARE_x */ 264d4d2e36a429fd015316c484fc40be7e6d2c69946Brian unsigned compare_func:3; /**< PIPE_FUNC_x */ 265d4d2e36a429fd015316c484fc40be7e6d2c69946Brian unsigned normalized_coords:1; /**< Are coords normalized to [0,1]? */ 266ebe12d50064370e4ddec21a1e087b24295940319Roland Scheidegger unsigned max_anisotropy:6; 267d4d2e36a429fd015316c484fc40be7e6d2c69946Brian float lod_bias; /**< LOD/lambda bias */ 268d4d2e36a429fd015316c484fc40be7e6d2c69946Brian float min_lod, max_lod; /**< LOD clamp range, after bias */ 269d45dd5672ae60f1f49648725974693bf4ebf4bf8Brian float border_color[4]; 27002a47549ad182d28d330063d4f452108e3a4b452Brian}; 27102a47549ad182d28d330063d4f452108e3a4b452Brian 2725d69aeb0028f44d06093faede5c545908b0df89aBrian 27320adf45c23dd9ec86a1439ad87c1473395bbb1a7Brian/** 274b859cdf6f191b4d8b56537c8dc30082a7e2d94b3Michel Dänzer * 2D surface. This is basically a view into a memory buffer. 27520adf45c23dd9ec86a1439ad87c1473395bbb1a7Brian * May be a renderbuffer, texture mipmap level, etc. 27620adf45c23dd9ec86a1439ad87c1473395bbb1a7Brian */ 27720adf45c23dd9ec86a1439ad87c1473395bbb1a7Brianstruct pipe_surface 27820adf45c23dd9ec86a1439ad87c1473395bbb1a7Brian{ 2795e27cd46c04a9e7b5904cc014bffd0f4daae31feMichel Dänzer struct pipe_reference reference; 280287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_resource *texture; /**< resource into which this is a view */ 2814243ca1144eef5783ed080cce9db1a8dda2c6360Brian Paul enum pipe_format format; 282287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell 2835531c986bd34457e113163a68ff4ab98394738f0Brian Paul unsigned width; /**< logical width in pixels */ 2845531c986bd34457e113163a68ff4ab98394738f0Brian Paul unsigned height; /**< logical height in pixels */ 285287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell 2868e6a3807981bb96bb6747683dbc9f92ae7117dd2Keith Whitwell unsigned layout; /**< PIPE_SURFACE_LAYOUT_x */ 287b859cdf6f191b4d8b56537c8dc30082a7e2d94b3Michel Dänzer unsigned offset; /**< offset from start of buffer, in bytes */ 288287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned usage; /**< bitmask of PIPE_BIND_x */ 289c9ed86a96483063f3d6789ed16645a3dca77d726Keith Whitwell 290124a6b1958c630ea049025e2b72547096fdc8f2cZack Rusin unsigned zslice; 291b59f9c95c1f7aca60c5d6889d4dc388d19fbc3e1Keith Whitwell unsigned face; 292b59f9c95c1f7aca60c5d6889d4dc388d19fbc3e1Keith Whitwell unsigned level; 29320adf45c23dd9ec86a1439ad87c1473395bbb1a7Brian}; 29420adf45c23dd9ec86a1439ad87c1473395bbb1a7Brian 29520adf45c23dd9ec86a1439ad87c1473395bbb1a7Brian 2965d69aeb0028f44d06093faede5c545908b0df89aBrian/** 297f6106566081978f663cf08e54bb8908cb58a5316Michal Krol * A view into a texture that can be bound to a shader stage. 298f6106566081978f663cf08e54bb8908cb58a5316Michal Krol */ 299f6106566081978f663cf08e54bb8908cb58a5316Michal Krolstruct pipe_sampler_view 300f6106566081978f663cf08e54bb8908cb58a5316Michal Krol{ 301f6106566081978f663cf08e54bb8908cb58a5316Michal Krol struct pipe_reference reference; 302f6106566081978f663cf08e54bb8908cb58a5316Michal Krol enum pipe_format format; /**< typed PIPE_FORMAT_x */ 303287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_resource *texture; /**< texture into which this is a view */ 304f6106566081978f663cf08e54bb8908cb58a5316Michal Krol struct pipe_context *context; /**< context this view belongs to */ 305f6106566081978f663cf08e54bb8908cb58a5316Michal Krol unsigned first_level:8; /**< first mipmap level */ 306252dc5f897f9d124459e3afebf6686d1fe271511Michal Krol unsigned last_level:8; /**< last mipmap level */ 307f6106566081978f663cf08e54bb8908cb58a5316Michal Krol unsigned swizzle_r:3; /**< PIPE_SWIZZLE_x for red component */ 308f6106566081978f663cf08e54bb8908cb58a5316Michal Krol unsigned swizzle_g:3; /**< PIPE_SWIZZLE_x for green component */ 309f6106566081978f663cf08e54bb8908cb58a5316Michal Krol unsigned swizzle_b:3; /**< PIPE_SWIZZLE_x for blue component */ 310f6106566081978f663cf08e54bb8908cb58a5316Michal Krol unsigned swizzle_a:3; /**< PIPE_SWIZZLE_x for alpha component */ 311f6106566081978f663cf08e54bb8908cb58a5316Michal Krol}; 312f6106566081978f663cf08e54bb8908cb58a5316Michal Krol 313f6106566081978f663cf08e54bb8908cb58a5316Michal Krol 31497831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul/** 31597831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul * Subregion of 1D/2D/3D image resource. 31697831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul */ 317287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwellstruct pipe_box 3184617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer{ 319287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned x; 320287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned y; 321287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned z; 322287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned width; 323287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned height; 324287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned depth; 3254617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer}; 3264617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer 3274617981ec72f7985941bee4b03c534d97ff96bc6Michel Dänzer 32897831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul/** 32997831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul * A memory object/resource such as a vertex buffer or texture. 33097831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul */ 331287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwellstruct pipe_resource 332287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell{ 333287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_reference reference; 334287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_screen *screen; /**< screen that this texture belongs to */ 3351c5f27a18b775b3784fcd265d60e0affa0b31581Michel Dänzer enum pipe_texture_target target; /**< PIPE_TEXTURE_x */ 3361c5f27a18b775b3784fcd265d60e0affa0b31581Michel Dänzer enum pipe_format format; /**< PIPE_FORMAT_x */ 33788723b2fc84628c1bc1e0008b88602b85e8668beMichel Dänzer 338683e35f726a182ed9fc6b6d5cb07146eebe14deaKeith Whitwell unsigned width0; 339683e35f726a182ed9fc6b6d5cb07146eebe14deaKeith Whitwell unsigned height0; 340683e35f726a182ed9fc6b6d5cb07146eebe14deaKeith Whitwell unsigned depth0; 341d9605cdf7cbbd3c81c506d01eb8e88a11ccfc09bBrian 34218e94e15c0ca881309ac5784075a04160cc1eeb6Keith Whitwell unsigned last_level:8; /**< Index of last mipmap level present/defined */ 343b9a3952f8f04a25818aba69e235e3d250c064cb8Brian Paul unsigned nr_samples:8; /**< for multisampled surfaces, nr of samples */ 344a2a01853f3f40b4ef8b3f01503391877960bdaeeBrian Paul unsigned usage:8; /**< PIPE_USAGE_x (not a bitmask) */ 345429a08384c2ea66d446e46beb28e33ee3b764d52Roland Scheidegger 34697831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul unsigned bind; /**< bitmask of PIPE_BIND_x */ 34797831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul unsigned flags; /**< bitmask of PIPE_RESOURCE_FLAG_x */ 348287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell}; 349d9605cdf7cbbd3c81c506d01eb8e88a11ccfc09bBrian 350a45b7f47ee0e38b288cc8fc4f6a1c013e8c227bcZack Rusinstruct pipe_stream_output_state 351a45b7f47ee0e38b288cc8fc4f6a1c013e8c227bcZack Rusin{ 352c9db97c8229689060fab0edee7df717f804b99ceZack Rusin /**< number of the output buffer to insert each element into */ 353c9db97c8229689060fab0edee7df717f804b99ceZack Rusin int output_buffer[PIPE_MAX_SHADER_OUTPUTS]; 354c9db97c8229689060fab0edee7df717f804b99ceZack Rusin /**< which register to grab each output from */ 355c9db97c8229689060fab0edee7df717f804b99ceZack Rusin int register_index[PIPE_MAX_SHADER_OUTPUTS]; 356c9db97c8229689060fab0edee7df717f804b99ceZack Rusin /**< TGSI_WRITEMASK signifying which components to output */ 357c9db97c8229689060fab0edee7df717f804b99ceZack Rusin ubyte register_mask[PIPE_MAX_SHADER_OUTPUTS]; 358c9db97c8229689060fab0edee7df717f804b99ceZack Rusin /**< number of outputs */ 359a45b7f47ee0e38b288cc8fc4f6a1c013e8c227bcZack Rusin int num_outputs; 360c9db97c8229689060fab0edee7df717f804b99ceZack Rusin 361c9db97c8229689060fab0edee7df717f804b99ceZack Rusin /**< stride for an entire vertex, only used if all output_buffers 362c9db97c8229689060fab0edee7df717f804b99ceZack Rusin * are 0 */ 363c9db97c8229689060fab0edee7df717f804b99ceZack Rusin unsigned stride; 364a45b7f47ee0e38b288cc8fc4f6a1c013e8c227bcZack Rusin}; 365287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell 36697831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul/** 36797831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul * Extra indexing info for (cube) texture resources. 36897831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul */ 369287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwellstruct pipe_subresource 370287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell{ 371287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned face:16; 372287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned level:16; 373287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell}; 374287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell 375287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell 376287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell/** 37797831efdb02ad68c70602a5b3a68c024e49e5715Brian Paul * Transfer object. For data transfer to/from a resource. 378287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell */ 379287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwellstruct pipe_transfer 380287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell{ 381287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_resource *resource; /**< resource to transfer to/from */ 382287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_subresource sr; 383287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell enum pipe_transfer_usage usage; 384287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_box box; 385287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned stride; 386287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned slice_stride; 387287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell void *data; 388d9605cdf7cbbd3c81c506d01eb8e88a11ccfc09bBrian}; 389d9605cdf7cbbd3c81c506d01eb8e88a11ccfc09bBrian 390d9605cdf7cbbd3c81c506d01eb8e88a11ccfc09bBrian 391287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell 3926e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian/** 3936e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian * A vertex buffer. Typically, all the vertex data/attributes for 3946e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian * drawing something will be in one buffer. But it's also possible, for 3956e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian * example, to put colors in one buffer and texcoords in another. 3966e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian */ 3978269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwellstruct pipe_vertex_buffer 3988269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell{ 399872b515e8f0bb1be5bad85fd9d01529c71f07ba2Zack Rusin unsigned stride; /**< stride to same attrib in next vertex, in bytes */ 4006e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian unsigned max_index; /**< number of vertices in this buffer */ 4016e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian unsigned buffer_offset; /**< offset to start of data in buffer, in bytes */ 402287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_resource *buffer; /**< the actual buffer */ 4038269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell}; 4048269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell 4058269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell 4066e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian/** 4076e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian * Information to describe a vertex attribute (position, color, etc) 4086e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian */ 4098269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwellstruct pipe_vertex_element 4108269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell{ 4116e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian /** Offset of this attribute, in bytes, from the start of the vertex */ 41218e94e15c0ca881309ac5784075a04160cc1eeb6Keith Whitwell unsigned src_offset; 4136e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian 414f7d1689cfa8e3eb2aea4b86031510323b4d13110Michal Krol /** Instance data rate divisor. 0 means this is per-vertex data, 415f7d1689cfa8e3eb2aea4b86031510323b4d13110Michal Krol * n means per-instance data used for n consecutive instances (n > 0). 416f7d1689cfa8e3eb2aea4b86031510323b4d13110Michal Krol */ 417f7d1689cfa8e3eb2aea4b86031510323b4d13110Michal Krol unsigned instance_divisor; 418f7d1689cfa8e3eb2aea4b86031510323b4d13110Michal Krol 4196e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian /** Which vertex_buffer (as given to pipe->set_vertex_buffer()) does 4206e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian * this attribute live in? 4216e02b4c7c3c6efc05ead2ffd46b0928f7c9316bfBrian */ 422d350695a6b86caaee6b2bd1d64b48a26159a8e95Keith Whitwell unsigned vertex_buffer_index; 423c31416971e4eac148f8e82d6c4392bd6f9cbc05dKeith Whitwell 4244243ca1144eef5783ed080cce9db1a8dda2c6360Brian Paul enum pipe_format src_format; 4258269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell}; 4268269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell 4278269bc48d8fafaa432b58f4adf5e0dddd81d979dKeith Whitwell 428c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu/** 429c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu * An index buffer. When an index buffer is bound, all indices to vertices 430c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu * will be looked up in the buffer. 431c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu */ 432c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wustruct pipe_index_buffer 433c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu{ 434c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned index_size; /**< size of an index, in bytes */ 435c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned offset; /**< offset to start of data in buffer, in bytes */ 436c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu struct pipe_resource *buffer; /**< the actual buffer */ 437c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu}; 438c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu 439c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu 440c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu/** 441c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu * Information to describe a draw_vbo call. 442c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu */ 443c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wustruct pipe_draw_info 444c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu{ 445c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu boolean indexed; /**< use index buffer */ 446c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu 447c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned mode; /**< the mode of the primitive */ 448c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned start; /**< the index of the first vertex */ 449c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned count; /**< number of vertices */ 450c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu 451c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned start_instance; /**< first instance id */ 452c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned instance_count; /**< number of instances */ 453c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu 454c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu /** 455c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu * For indexed drawing, these fields apply after index lookup. 456c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu */ 457c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu int index_bias; /**< a bias to be added to each index */ 458c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned min_index; /**< the min index */ 459c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu unsigned max_index; /**< the max index */ 460adf35e80d3b3d37b97f0608a5a2f221dbd8c0d64Brian Paul 461adf35e80d3b3d37b97f0608a5a2f221dbd8c0d64Brian Paul /** 462adf35e80d3b3d37b97f0608a5a2f221dbd8c0d64Brian Paul * Primitive restart enable/index (only applies to indexed drawing) 463adf35e80d3b3d37b97f0608a5a2f221dbd8c0d64Brian Paul */ 464adf35e80d3b3d37b97f0608a5a2f221dbd8c0d64Brian Paul boolean primitive_restart; 465adf35e80d3b3d37b97f0608a5a2f221dbd8c0d64Brian Paul unsigned restart_index; 466c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu}; 467c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu 468c5e9d3114a80d6d35a2f4e65783cdc75fcc2deacChia-I Wu 469e4e30089231831339815cccebf3a3a0ea6dcd2a9José Fonseca#ifdef __cplusplus 470e4e30089231831339815cccebf3a3a0ea6dcd2a9José Fonseca} 471e4e30089231831339815cccebf3a3a0ea6dcd2a9José Fonseca#endif 472e4e30089231831339815cccebf3a3a0ea6dcd2a9José Fonseca 4738e4a95a93d15a6707a29454cd47e10b08314cda2Keith Whitwell#endif 474