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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5564 | serge | 1 | /* |
| 2 | * Copyright © 2014 Intel Corporation |
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| 3 | * |
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| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 5 | * copy of this software and associated documentation files (the "Software"), |
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| 6 | * to deal in the Software without restriction, including without limitation |
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| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 9 | * Software is furnished to do so, subject to the following conditions: |
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| 10 | * |
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| 11 | * The above copyright notice and this permission notice (including the next |
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| 12 | * paragraph) shall be included in all copies or substantial portions of the |
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| 13 | * Software. |
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| 14 | * |
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| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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| 20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
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| 21 | * IN THE SOFTWARE. |
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| 22 | * |
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| 23 | */ |
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| 24 | |||
| 25 | #ifndef GEN6_GS_VISITOR_H |
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| 26 | #define GEN6_GS_VISITOR_H |
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| 27 | |||
| 28 | #include "brw_vec4.h" |
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| 29 | #include "brw_vec4_gs_visitor.h" |
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| 30 | |||
| 31 | #ifdef __cplusplus |
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| 32 | |||
| 33 | namespace brw { |
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| 34 | |||
| 35 | class gen6_gs_visitor : public vec4_gs_visitor |
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| 36 | { |
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| 37 | public: |
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| 38 | gen6_gs_visitor(struct brw_context *brw, |
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| 39 | struct brw_gs_compile *c, |
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| 40 | struct gl_shader_program *prog, |
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| 41 | void *mem_ctx, |
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| 42 | bool no_spills) : |
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| 43 | vec4_gs_visitor(brw, c, prog, mem_ctx, no_spills) {} |
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| 44 | |||
| 45 | protected: |
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| 46 | virtual void assign_binding_table_offsets(); |
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| 47 | virtual void emit_prolog(); |
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| 48 | virtual void emit_thread_end(); |
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| 49 | virtual void visit(ir_emit_vertex *); |
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| 50 | virtual void visit(ir_end_primitive *); |
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| 51 | virtual void emit_urb_write_header(int mrf); |
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| 52 | virtual void emit_urb_write_opcode(bool complete, |
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| 53 | int base_mrf, |
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| 54 | int last_mrf, |
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| 55 | int urb_offset); |
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| 56 | virtual void setup_payload(); |
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| 57 | |||
| 58 | private: |
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| 59 | void xfb_write(); |
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| 60 | void xfb_program(unsigned vertex, unsigned num_verts); |
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| 61 | void xfb_setup(); |
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| 62 | int get_vertex_output_offset_for_varying(int vertex, int varying); |
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| 63 | |||
| 64 | src_reg vertex_output; |
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| 65 | src_reg vertex_output_offset; |
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| 66 | src_reg temp; |
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| 67 | src_reg first_vertex; |
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| 68 | src_reg prim_count; |
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| 69 | src_reg primitive_id; |
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| 70 | |||
| 71 | /* Transform Feedback members */ |
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| 72 | src_reg sol_prim_written; |
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| 73 | src_reg svbi; |
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| 74 | src_reg max_svbi; |
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| 75 | src_reg destination_indices; |
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| 76 | }; |
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| 77 | |||
| 78 | } /* namespace brw */ |
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| 79 | |||
| 80 | #endif /* __cplusplus */ |
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| 81 | |||
| 82 | #endif /* GEN6_GS_VISITOR_H */ |