1 /* 2 * Copyright © 2006 - 2015 Intel Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 21 * IN THE SOFTWARE. 22 */ 23 24 #ifndef ELK_VEC4_VS_VISITOR_H 25 #define ELK_VEC4_VS_VISITOR_H 26 27 #include "elk_vec4.h" 28 29 namespace elk { 30 31 class vec4_vs_visitor : public vec4_visitor 32 { 33 public: 34 vec4_vs_visitor(const struct elk_compiler *compiler, 35 const struct elk_compile_params *params, 36 const struct elk_vs_prog_key *key, 37 struct elk_vs_prog_data *vs_prog_data, 38 const nir_shader *shader, 39 bool debug_enabled); 40 41 protected: 42 virtual void setup_payload(); 43 virtual void emit_prolog(); 44 virtual void emit_thread_end(); 45 virtual void emit_urb_write_header(int mrf); 46 virtual void emit_urb_slot(dst_reg reg, int varying); 47 virtual vec4_instruction *emit_urb_write_opcode(bool complete); 48 49 private: 50 int setup_attributes(int payload_reg); 51 52 const struct elk_vs_prog_key *const key; 53 struct elk_vs_prog_data * const vs_prog_data; 54 }; 55 56 } /* namespace elk */ 57 58 #endif /* ELK_VEC4_VS_VISITOR_H */ 59