1// Copyright 2009-2021 Intel Corporation
2// SPDX-License-Identifier: Apache-2.0
3
4#pragma once
5
6#include "bvh_factory.h"
7
8namespace embree
9{
10 /*! BVH8 instantiations */
11 class BVH8Factory : public BVHFactory
12 {
13 public:
14 BVH8Factory(int bfeatures, int ifeatures);
15
16 public:
17 Accel* BVH8OBBVirtualCurve8v(Scene* scene, IntersectVariant ivariant);
18 Accel* BVH8OBBVirtualCurve8iMB(Scene* scene, IntersectVariant ivariant);
19 DEFINE_SYMBOL2(VirtualCurveIntersector*,VirtualCurveIntersector8v);
20 DEFINE_SYMBOL2(VirtualCurveIntersector*,VirtualCurveIntersector8iMB);
21
22 Accel* BVH8Triangle4 (Scene* scene, BuildVariant bvariant = BuildVariant::STATIC, IntersectVariant ivariant = IntersectVariant::FAST);
23 Accel* BVH8Triangle4v (Scene* scene, BuildVariant bvariant = BuildVariant::STATIC, IntersectVariant ivariant = IntersectVariant::FAST);
24 Accel* BVH8Triangle4i (Scene* scene, BuildVariant bvariant = BuildVariant::STATIC, IntersectVariant ivariant = IntersectVariant::FAST);
25 Accel* BVH8Triangle4vMB(Scene* scene, BuildVariant bvariant = BuildVariant::STATIC, IntersectVariant ivariant = IntersectVariant::FAST);
26 Accel* BVH8Triangle4iMB(Scene* scene, BuildVariant bvariant = BuildVariant::STATIC, IntersectVariant ivariant = IntersectVariant::FAST);
27
28 Accel* BVH8Quad4v (Scene* scene, BuildVariant bvariant = BuildVariant::STATIC, IntersectVariant ivariant = IntersectVariant::FAST);
29 Accel* BVH8Quad4i (Scene* scene, BuildVariant bvariant = BuildVariant::STATIC, IntersectVariant ivariant = IntersectVariant::FAST);
30 Accel* BVH8Quad4iMB(Scene* scene, BuildVariant bvariant = BuildVariant::STATIC, IntersectVariant ivariant = IntersectVariant::FAST);
31
32 Accel* BVH8QuantizedTriangle4i(Scene* scene);
33 Accel* BVH8QuantizedTriangle4(Scene* scene);
34 Accel* BVH8QuantizedQuad4i(Scene* scene);
35
36 Accel* BVH8UserGeometry(Scene* scene, BuildVariant bvariant = BuildVariant::STATIC);
37 Accel* BVH8UserGeometryMB(Scene* scene);
38
39 Accel* BVH8Instance(Scene* scene, bool isExpensive, BuildVariant bvariant = BuildVariant::STATIC);
40 Accel* BVH8InstanceMB(Scene* scene, bool isExpensive);
41
42 Accel* BVH8Grid(Scene* scene, BuildVariant bvariant = BuildVariant::STATIC, IntersectVariant ivariant = IntersectVariant::FAST);
43 Accel* BVH8GridMB(Scene* scene, BuildVariant bvariant = BuildVariant::STATIC, IntersectVariant ivariant = IntersectVariant::FAST);
44
45 private:
46 void selectBuilders(int features);
47 void selectIntersectors(int features);
48
49 private:
50 Accel::Intersectors BVH8OBBVirtualCurveIntersectors(BVH8* bvh, VirtualCurveIntersector* leafIntersector, IntersectVariant ivariant);
51 Accel::Intersectors BVH8OBBVirtualCurveIntersectorsMB(BVH8* bvh, VirtualCurveIntersector* leafIntersector, IntersectVariant ivariant);
52
53 Accel::Intersectors BVH8Triangle4Intersectors(BVH8* bvh, IntersectVariant ivariant);
54 Accel::Intersectors BVH8Triangle4vIntersectors(BVH8* bvh, IntersectVariant ivariant);
55 Accel::Intersectors BVH8Triangle4iIntersectors(BVH8* bvh, IntersectVariant ivariant);
56 Accel::Intersectors BVH8Triangle4iMBIntersectors(BVH8* bvh, IntersectVariant ivariant);
57 Accel::Intersectors BVH8Triangle4vMBIntersectors(BVH8* bvh, IntersectVariant ivariant);
58
59 Accel::Intersectors BVH8Quad4vIntersectors(BVH8* bvh, IntersectVariant ivariant);
60 Accel::Intersectors BVH8Quad4iIntersectors(BVH8* bvh, IntersectVariant ivariant);
61 Accel::Intersectors BVH8Quad4iMBIntersectors(BVH8* bvh, IntersectVariant ivariant);
62
63 Accel::Intersectors QBVH8Triangle4iIntersectors(BVH8* bvh);
64 Accel::Intersectors QBVH8Triangle4Intersectors(BVH8* bvh);
65 Accel::Intersectors QBVH8Quad4iIntersectors(BVH8* bvh);
66
67 Accel::Intersectors BVH8UserGeometryIntersectors(BVH8* bvh);
68 Accel::Intersectors BVH8UserGeometryMBIntersectors(BVH8* bvh);
69
70 Accel::Intersectors BVH8InstanceIntersectors(BVH8* bvh);
71 Accel::Intersectors BVH8InstanceMBIntersectors(BVH8* bvh);
72
73 Accel::Intersectors BVH8GridIntersectors(BVH8* bvh, IntersectVariant ivariant);
74 Accel::Intersectors BVH8GridMBIntersectors(BVH8* bvh, IntersectVariant ivariant);
75
76 private:
77 DEFINE_SYMBOL2(Accel::Collider,BVH8ColliderUserGeom);
78
79 DEFINE_SYMBOL2(Accel::Intersector1,BVH8OBBVirtualCurveIntersector1);
80 DEFINE_SYMBOL2(Accel::Intersector1,BVH8OBBVirtualCurveIntersector1MB);
81 DEFINE_SYMBOL2(Accel::Intersector1,BVH8OBBVirtualCurveIntersectorRobust1);
82 DEFINE_SYMBOL2(Accel::Intersector1,BVH8OBBVirtualCurveIntersectorRobust1MB);
83
84 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Triangle4Intersector1Moeller);
85 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Triangle4iIntersector1Moeller);
86 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Triangle4vIntersector1Pluecker);
87 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Triangle4iIntersector1Pluecker);
88
89 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Triangle4vMBIntersector1Moeller);
90 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Triangle4iMBIntersector1Moeller);
91 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Triangle4vMBIntersector1Pluecker);
92 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Triangle4iMBIntersector1Pluecker);
93
94 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Triangle4vIntersector1Woop);
95
96 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Quad4vIntersector1Moeller);
97 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Quad4iIntersector1Moeller);
98 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Quad4vIntersector1Pluecker);
99 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Quad4iIntersector1Pluecker);
100
101 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Quad4iMBIntersector1Moeller);
102 DEFINE_SYMBOL2(Accel::Intersector1,BVH8Quad4iMBIntersector1Pluecker);
103
104 DEFINE_SYMBOL2(Accel::Intersector1,QBVH8Triangle4iIntersector1Pluecker);
105 DEFINE_SYMBOL2(Accel::Intersector1,QBVH8Triangle4Intersector1Moeller);
106 DEFINE_SYMBOL2(Accel::Intersector1,QBVH8Quad4iIntersector1Pluecker);
107
108 DEFINE_SYMBOL2(Accel::Intersector1,BVH8VirtualIntersector1);
109 DEFINE_SYMBOL2(Accel::Intersector1,BVH8VirtualMBIntersector1);
110
111 DEFINE_SYMBOL2(Accel::Intersector1,BVH8InstanceIntersector1);
112 DEFINE_SYMBOL2(Accel::Intersector1,BVH8InstanceMBIntersector1);
113
114 DEFINE_SYMBOL2(Accel::Intersector1,BVH8GridIntersector1Moeller);
115 DEFINE_SYMBOL2(Accel::Intersector1,BVH8GridMBIntersector1Moeller);
116 DEFINE_SYMBOL2(Accel::Intersector1,BVH8GridIntersector1Pluecker);
117
118 DEFINE_SYMBOL2(Accel::Intersector4,BVH8OBBVirtualCurveIntersector4Hybrid);
119 DEFINE_SYMBOL2(Accel::Intersector4,BVH8OBBVirtualCurveIntersector4HybridMB);
120 DEFINE_SYMBOL2(Accel::Intersector4,BVH8OBBVirtualCurveIntersectorRobust4Hybrid);
121 DEFINE_SYMBOL2(Accel::Intersector4,BVH8OBBVirtualCurveIntersectorRobust4HybridMB);
122
123 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Triangle4Intersector4HybridMoeller);
124 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Triangle4Intersector4HybridMoellerNoFilter);
125 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Triangle4iIntersector4HybridMoeller);
126 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Triangle4vIntersector4HybridPluecker);
127 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Triangle4iIntersector4HybridPluecker);
128
129 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Triangle4vMBIntersector4HybridMoeller);
130 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Triangle4iMBIntersector4HybridMoeller);
131 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Triangle4vMBIntersector4HybridPluecker);
132 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Triangle4iMBIntersector4HybridPluecker);
133
134 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Quad4vIntersector4HybridMoeller);
135 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Quad4vIntersector4HybridMoellerNoFilter);
136 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Quad4iIntersector4HybridMoeller);
137 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Quad4vIntersector4HybridPluecker);
138 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Quad4iIntersector4HybridPluecker);
139
140 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Quad4iMBIntersector4HybridMoeller);
141 DEFINE_SYMBOL2(Accel::Intersector4,BVH8Quad4iMBIntersector4HybridPluecker);
142
143 DEFINE_SYMBOL2(Accel::Intersector4,BVH8VirtualIntersector4Chunk);
144 DEFINE_SYMBOL2(Accel::Intersector4,BVH8VirtualMBIntersector4Chunk);
145
146 DEFINE_SYMBOL2(Accel::Intersector4,BVH8InstanceIntersector4Chunk);
147 DEFINE_SYMBOL2(Accel::Intersector4,BVH8InstanceMBIntersector4Chunk);
148
149 DEFINE_SYMBOL2(Accel::Intersector4,BVH8GridIntersector4HybridMoeller);
150 DEFINE_SYMBOL2(Accel::Intersector4,BVH8GridIntersector4HybridPluecker);
151
152 DEFINE_SYMBOL2(Accel::Intersector8,BVH8OBBVirtualCurveIntersector8Hybrid);
153 DEFINE_SYMBOL2(Accel::Intersector8,BVH8OBBVirtualCurveIntersector8HybridMB);
154 DEFINE_SYMBOL2(Accel::Intersector8,BVH8OBBVirtualCurveIntersectorRobust8Hybrid);
155 DEFINE_SYMBOL2(Accel::Intersector8,BVH8OBBVirtualCurveIntersectorRobust8HybridMB);
156
157 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Triangle4Intersector8HybridMoeller);
158 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Triangle4Intersector8HybridMoellerNoFilter);
159 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Triangle4iIntersector8HybridMoeller);
160 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Triangle4vIntersector8HybridPluecker);
161 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Triangle4iIntersector8HybridPluecker);
162
163 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Triangle4vMBIntersector8HybridMoeller);
164 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Triangle4iMBIntersector8HybridMoeller);
165 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Triangle4vMBIntersector8HybridPluecker);
166 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Triangle4iMBIntersector8HybridPluecker);
167
168 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Quad4vIntersector8HybridMoeller);
169 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Quad4vIntersector8HybridMoellerNoFilter);
170 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Quad4iIntersector8HybridMoeller);
171 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Quad4vIntersector8HybridPluecker);
172 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Quad4iIntersector8HybridPluecker);
173
174 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Quad4iMBIntersector8HybridMoeller);
175 DEFINE_SYMBOL2(Accel::Intersector8,BVH8Quad4iMBIntersector8HybridPluecker);
176
177 DEFINE_SYMBOL2(Accel::Intersector8,BVH8VirtualIntersector8Chunk);
178 DEFINE_SYMBOL2(Accel::Intersector8,BVH8VirtualMBIntersector8Chunk);
179
180 DEFINE_SYMBOL2(Accel::Intersector8,BVH8InstanceIntersector8Chunk);
181 DEFINE_SYMBOL2(Accel::Intersector8,BVH8InstanceMBIntersector8Chunk);
182
183 DEFINE_SYMBOL2(Accel::Intersector8,BVH8GridIntersector8HybridMoeller);
184 DEFINE_SYMBOL2(Accel::Intersector8,BVH8GridIntersector8HybridPluecker);
185
186 DEFINE_SYMBOL2(Accel::Intersector16,BVH8OBBVirtualCurveIntersector16Hybrid);
187 DEFINE_SYMBOL2(Accel::Intersector16,BVH8OBBVirtualCurveIntersector16HybridMB);
188 DEFINE_SYMBOL2(Accel::Intersector16,BVH8OBBVirtualCurveIntersectorRobust16Hybrid);
189 DEFINE_SYMBOL2(Accel::Intersector16,BVH8OBBVirtualCurveIntersectorRobust16HybridMB);
190
191 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Triangle4Intersector16HybridMoeller);
192 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Triangle4Intersector16HybridMoellerNoFilter);
193 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Triangle4iIntersector16HybridMoeller);
194 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Triangle4vIntersector16HybridPluecker);
195 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Triangle4iIntersector16HybridPluecker);
196
197 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Triangle4vMBIntersector16HybridMoeller);
198 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Triangle4iMBIntersector16HybridMoeller);
199 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Triangle4vMBIntersector16HybridPluecker);
200 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Triangle4iMBIntersector16HybridPluecker);
201
202 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Quad4vIntersector16HybridMoeller);
203 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Quad4vIntersector16HybridMoellerNoFilter);
204 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Quad4iIntersector16HybridMoeller);
205 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Quad4vIntersector16HybridPluecker);
206 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Quad4iIntersector16HybridPluecker);
207
208 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Quad4iMBIntersector16HybridMoeller);
209 DEFINE_SYMBOL2(Accel::Intersector16,BVH8Quad4iMBIntersector16HybridPluecker);
210
211 DEFINE_SYMBOL2(Accel::Intersector16,BVH8VirtualIntersector16Chunk);
212 DEFINE_SYMBOL2(Accel::Intersector16,BVH8VirtualMBIntersector16Chunk);
213
214 DEFINE_SYMBOL2(Accel::Intersector16,BVH8InstanceIntersector16Chunk);
215 DEFINE_SYMBOL2(Accel::Intersector16,BVH8InstanceMBIntersector16Chunk);
216
217 DEFINE_SYMBOL2(Accel::Intersector16,BVH8GridIntersector16HybridMoeller);
218 DEFINE_SYMBOL2(Accel::Intersector16,BVH8GridIntersector16HybridPluecker);
219
220 DEFINE_SYMBOL2(Accel::IntersectorN,BVH8IntersectorStreamPacketFallback);
221
222 DEFINE_SYMBOL2(Accel::IntersectorN,BVH8Triangle4IntersectorStreamMoeller);
223 DEFINE_SYMBOL2(Accel::IntersectorN,BVH8Triangle4IntersectorStreamMoellerNoFilter);
224 DEFINE_SYMBOL2(Accel::IntersectorN,BVH8Triangle4iIntersectorStreamMoeller);
225 DEFINE_SYMBOL2(Accel::IntersectorN,BVH8Triangle4vIntersectorStreamPluecker);
226 DEFINE_SYMBOL2(Accel::IntersectorN,BVH8Triangle4iIntersectorStreamPluecker);
227
228 DEFINE_SYMBOL2(Accel::IntersectorN,BVH8Quad4vIntersectorStreamMoeller);
229 DEFINE_SYMBOL2(Accel::IntersectorN,BVH8Quad4vIntersectorStreamMoellerNoFilter);
230 DEFINE_SYMBOL2(Accel::IntersectorN,BVH8Quad4iIntersectorStreamMoeller);
231 DEFINE_SYMBOL2(Accel::IntersectorN,BVH8Quad4vIntersectorStreamPluecker);
232 DEFINE_SYMBOL2(Accel::IntersectorN,BVH8Quad4iIntersectorStreamPluecker);
233
234 DEFINE_SYMBOL2(Accel::IntersectorN,BVH8VirtualIntersectorStream);
235
236 DEFINE_SYMBOL2(Accel::IntersectorN,BVH8InstanceIntersectorStream);
237
238 // SAH scene builders
239 private:
240 DEFINE_ISA_FUNCTION(Builder*,BVH8Curve8vBuilder_OBB_New,void* COMMA Scene* COMMA size_t);
241 DEFINE_ISA_FUNCTION(Builder*,BVH8OBBCurve8iMBBuilder_OBB,void* COMMA Scene* COMMA size_t);
242
243 DEFINE_ISA_FUNCTION(Builder*,BVH8Triangle4SceneBuilderSAH,void* COMMA Scene* COMMA size_t);
244 DEFINE_ISA_FUNCTION(Builder*,BVH8Triangle4vSceneBuilderSAH,void* COMMA Scene* COMMA size_t);
245 DEFINE_ISA_FUNCTION(Builder*,BVH8Triangle4iSceneBuilderSAH,void* COMMA Scene* COMMA size_t);
246 DEFINE_ISA_FUNCTION(Builder*,BVH8Triangle4iMBSceneBuilderSAH,void* COMMA Scene* COMMA size_t);
247 DEFINE_ISA_FUNCTION(Builder*,BVH8Triangle4vMBSceneBuilderSAH,void* COMMA Scene* COMMA size_t);
248 DEFINE_ISA_FUNCTION(Builder*,BVH8QuantizedTriangle4iSceneBuilderSAH,void* COMMA Scene* COMMA size_t);
249 DEFINE_ISA_FUNCTION(Builder*,BVH8QuantizedTriangle4SceneBuilderSAH,void* COMMA Scene* COMMA size_t);
250
251 DEFINE_ISA_FUNCTION(Builder*,BVH8Quad4vSceneBuilderSAH,void* COMMA Scene* COMMA size_t);
252 DEFINE_ISA_FUNCTION(Builder*,BVH8Quad4iSceneBuilderSAH,void* COMMA Scene* COMMA size_t);
253 DEFINE_ISA_FUNCTION(Builder*,BVH8Quad4iMBSceneBuilderSAH,void* COMMA Scene* COMMA size_t);
254 DEFINE_ISA_FUNCTION(Builder*,BVH8QuantizedQuad4iSceneBuilderSAH,void* COMMA Scene* COMMA size_t);
255
256 DEFINE_ISA_FUNCTION(Builder*,BVH8VirtualSceneBuilderSAH,void* COMMA Scene* COMMA size_t);
257 DEFINE_ISA_FUNCTION(Builder*,BVH8VirtualMBSceneBuilderSAH,void* COMMA Scene* COMMA size_t);
258
259 DEFINE_ISA_FUNCTION(Builder*,BVH8InstanceSceneBuilderSAH,void* COMMA Scene* COMMA Geometry::GTypeMask);
260 DEFINE_ISA_FUNCTION(Builder*,BVH8InstanceMBSceneBuilderSAH,void* COMMA Scene* COMMA Geometry::GTypeMask);
261
262 DEFINE_ISA_FUNCTION(Builder*,BVH8GridSceneBuilderSAH,void* COMMA Scene* COMMA size_t);
263 DEFINE_ISA_FUNCTION(Builder*,BVH8GridMBSceneBuilderSAH,void* COMMA Scene* COMMA size_t);
264
265 // SAH spatial scene builders
266 private:
267 DEFINE_ISA_FUNCTION(Builder*,BVH8Triangle4SceneBuilderFastSpatialSAH,void* COMMA Scene* COMMA size_t);
268 DEFINE_ISA_FUNCTION(Builder*,BVH8Triangle4vSceneBuilderFastSpatialSAH,void* COMMA Scene* COMMA size_t);
269 DEFINE_ISA_FUNCTION(Builder*,BVH8Quad4vSceneBuilderFastSpatialSAH,void* COMMA Scene* COMMA size_t);
270
271 // twolevel scene builders
272 private:
273 DEFINE_ISA_FUNCTION(Builder*,BVH8BuilderTwoLevelTriangle4MeshSAH,void* COMMA Scene* COMMA bool);
274 DEFINE_ISA_FUNCTION(Builder*,BVH8BuilderTwoLevelTriangle4vMeshSAH,void* COMMA Scene* COMMA bool);
275 DEFINE_ISA_FUNCTION(Builder*,BVH8BuilderTwoLevelTriangle4iMeshSAH,void* COMMA Scene* COMMA bool);
276 DEFINE_ISA_FUNCTION(Builder*,BVH8BuilderTwoLevelQuadMeshSAH,void* COMMA Scene* COMMA bool);
277 DEFINE_ISA_FUNCTION(Builder*,BVH8BuilderTwoLevelVirtualSAH,void* COMMA Scene* COMMA bool);
278 DEFINE_ISA_FUNCTION(Builder*,BVH8BuilderTwoLevelInstanceSAH,void* COMMA Scene* COMMA Geometry::GTypeMask COMMA bool);
279 };
280}
281