| /* -*- mesa-c++ -*- |
| * |
| * Copyright (c) 2019 Collabora LTD |
| * |
| * Author: Gert Wollny <gert.wollny@collabora.com> |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * on the rights to use, copy, modify, merge, publish, distribute, sub |
| * license, and/or sell copies of the Software, and to permit persons to whom |
| * the Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, |
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
| * USE OR OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| |
| |
| #ifndef SFN_GEOMETRYSHADERFROMNIR_H |
| #define SFN_GEOMETRYSHADERFROMNIR_H |
| |
| #include "sfn_shader_base.h" |
| |
| namespace r600 { |
| |
| class GeometryShaderFromNir : public ShaderFromNirProcessor |
| { |
| public: |
| GeometryShaderFromNir(r600_pipe_shader *sh, r600_pipe_shader_selector& sel, const r600_shader_key& key); |
| bool do_emit_load_deref(const nir_variable *in_var, nir_intrinsic_instr* instr) override; |
| bool do_emit_store_deref(const nir_variable *out_var, nir_intrinsic_instr* instr) override; |
| bool scan_sysvalue_access(nir_instr *instr) override; |
| |
| private: |
| struct ArrayDeref { |
| const nir_variable *var; |
| const nir_src *index; |
| }; |
| |
| bool do_process_inputs(nir_variable *input) override; |
| bool allocate_reserved_registers() override; |
| bool do_process_outputs(nir_variable *output) override; |
| bool emit_deref_instruction_override(nir_deref_instr* instr) override; |
| bool emit_intrinsic_instruction_override(nir_intrinsic_instr* instr) override; |
| bool emit_load_from_array(nir_intrinsic_instr* instr, const ArrayDeref& array_deref); |
| bool emit_vertex(nir_intrinsic_instr* instr, bool cut); |
| void emit_adj_fix(); |
| |
| void do_finalize() override; |
| |
| r600_pipe_shader *m_pipe_shader; |
| const pipe_stream_output_info *m_so_info; |
| |
| std::array<PValue, 6> m_per_vertex_offsets; |
| PValue m_primitive_id; |
| PValue m_invocation_id; |
| PValue m_export_base; |
| bool m_first_vertex_emitted; |
| |
| std::map<unsigned, ArrayDeref> m_in_array_deref; |
| int m_offset; |
| int m_next_input_ring_offset; |
| r600_shader_key m_key; |
| int m_num_clip_dist; |
| unsigned m_cur_ring_output; |
| bool m_gs_tri_strip_adj_fix; |
| }; |
| |
| } |
| |
| #endif // SFN_GEOMETRYSHADERFROMNIR_H |