1 /* -*- mesa-c++ -*- 2 * 3 * Copyright (c) 2019 Collabora LTD 4 * 5 * Author: Gert Wollny <gert.wollny@collabora.com> 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a 8 * copy of this software and associated documentation files (the "Software"), 9 * to deal in the Software without restriction, including without limitation 10 * on the rights to use, copy, modify, merge, publish, distribute, sub 11 * license, and/or sell copies of the Software, and to permit persons to whom 12 * the Software is furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the next 15 * paragraph) shall be included in all copies or substantial portions of the 16 * Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 21 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, 22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 24 * USE OR OTHER DEALINGS IN THE SOFTWARE. 25 */ 26 27 28 #ifndef SFN_GEOMETRYSHADERFROMNIR_H 29 #define SFN_GEOMETRYSHADERFROMNIR_H 30 31 #include "sfn_vertexstageexport.h" 32 33 namespace r600 { 34 35 class GeometryShaderFromNir : public VertexStage 36 { 37 public: 38 GeometryShaderFromNir(r600_pipe_shader *sh, r600_pipe_shader_selector& sel, const r600_shader_key& key, enum chip_class chip_class); 39 40 bool scan_sysvalue_access(nir_instr *instr) override; primitive_id()41 PValue primitive_id() override {return m_primitive_id;} 42 43 private: 44 45 bool do_allocate_reserved_registers() override; 46 bool emit_intrinsic_instruction_override(nir_intrinsic_instr* instr) override; 47 48 bool emit_vertex(nir_intrinsic_instr* instr, bool cut); 49 void emit_adj_fix(); 50 51 bool process_store_output(nir_intrinsic_instr* instr); 52 bool process_load_input(nir_intrinsic_instr* instr); 53 54 bool emit_store(nir_intrinsic_instr* instr); 55 bool emit_load_per_vertex_input(nir_intrinsic_instr* instr); 56 57 void do_finalize() override; 58 59 r600_pipe_shader *m_pipe_shader; 60 const pipe_stream_output_info *m_so_info; 61 62 std::array<PValue, 6> m_per_vertex_offsets; 63 PValue m_primitive_id; 64 PValue m_invocation_id; 65 PValue m_export_base[4]; 66 bool m_first_vertex_emitted; 67 68 int m_offset; 69 int m_next_input_ring_offset; 70 r600_shader_key m_key; 71 int m_clip_dist_mask; 72 unsigned m_cur_ring_output; 73 bool m_gs_tri_strip_adj_fix; 74 uint64_t m_input_mask; 75 76 std::map<int, MemRingOutIntruction *> streamout_data; 77 }; 78 79 } 80 81 #endif // SFN_GEOMETRYSHADERFROMNIR_H 82