1 /*
 2  * Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved.
 3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 4  *
 5  * This code is free software; you can redistribute it and/or modify it
 6  * under the terms of the GNU General Public License version 2 only, as
 7  * published by the Free Software Foundation.  Oracle designates this
 8  * particular file as subject to the "Classpath" exception as provided
 9  * by Oracle in the LICENSE file that accompanied this code.
10  *
11  * This code is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
16  *
17  * You should have received a copy of the GNU General Public License version
18  * 2 along with this work; if not, write to the Free Software Foundation,
19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20  *
21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22  * or visit www.oracle.com if you need additional information or have any
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24  */
25 package view.f32.pool;
26 
27 import view.f32.F32x2;
28 
29 public class F32x2Pool extends F32Pool<F32x2, F32x2Pool> implements F32x2.Factory {
30 
31     public record PoolEntry(F32x2Pool pool, int idx) implements Pool.PoolEntry<F32x2, F32x2Pool>, F32x2 {
32         private static final int X = 0;
33         private static final int Y = 1;
34 
35         private int xIdx() {
36             return pool.floatStride * idx + X;
37         }
38 
39         @Override
40         public float x() {
41             return pool.floatEntries[xIdx()];
42         }
43 
44         private int yIdx() {
45             return pool.floatStride * idx + Y;
46         }
47 
48         @Override
49         public float y() {
50             return pool.floatEntries[yIdx()];
51         }
52 
53     }
54 
55     public F32x2Pool(int max) {
56         super(2, max);
57     }
58 
59     @Override
60     public F32x2 entry(int idx) {
61         return new PoolEntry(this, idx);
62     }
63 
64     @Override
65     public F32x2 of(Float x, Float y) {
66         PoolEntry i = (PoolEntry) entry(count++);
67         floatEntries[i.xIdx()] = x;
68         floatEntries[i.yIdx()] = y;
69         return i;
70     }
71 }