brw_vs.h revision 119eb4094256742013224afb7c5704b6254b6296
1/* 2 Copyright (C) Intel Corp. 2006. All Rights Reserved. 3 Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to 4 develop this 3D driver. 5 6 Permission is hereby granted, free of charge, to any person obtaining 7 a copy of this software and associated documentation files (the 8 "Software"), to deal in the Software without restriction, including 9 without limitation the rights to use, copy, modify, merge, publish, 10 distribute, sublicense, and/or sell copies of the Software, and to 11 permit persons to whom the Software is furnished to do so, subject to 12 the following conditions: 13 14 The above copyright notice and this permission notice (including the 15 next paragraph) shall be included in all copies or substantial 16 portions of the Software. 17 18 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 19 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 21 IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE 22 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 23 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 24 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 26 **********************************************************************/ 27 /* 28 * Authors: 29 * Keith Whitwell <keith@tungstengraphics.com> 30 */ 31 32 33#ifndef BRW_VS_H 34#define BRW_VS_H 35 36 37#include "brw_context.h" 38#include "brw_eu.h" 39#include "shader/program.h" 40 41 42struct brw_vs_prog_key { 43 GLuint program_string_id; 44 GLuint nr_userclip:4; 45 GLuint copy_edgeflag:1; 46 GLuint pad:26; 47}; 48 49 50struct brw_vs_compile { 51 struct brw_compile func; 52 struct brw_vs_prog_key key; 53 struct brw_vs_prog_data prog_data; 54 55 struct brw_vertex_program *vp; 56 57 GLuint nr_inputs; 58 59 GLuint first_output; 60 GLuint nr_outputs; 61 GLuint first_overflow_output; /**< VERT_ATTRIB_x */ 62 63 GLuint first_tmp; 64 GLuint last_tmp; 65 66 struct brw_reg r0; 67 struct brw_reg r1; 68 struct brw_reg regs[PROGRAM_ADDRESS+1][128]; 69 struct brw_reg tmp; 70 struct brw_reg stack; 71 72 struct { 73 GLboolean used_in_src; 74 struct brw_reg reg; 75 } output_regs[128]; 76 77 struct brw_reg userplane[6]; 78 79 /** we may need up to 3 constants per instruction (if use_const_buffer) */ 80 struct { 81 GLint index; 82 struct brw_reg reg; 83 } current_const[3]; 84}; 85 86void brw_vs_emit( struct brw_vs_compile *c ); 87 88#endif 89