src/behavior.c

changeset 108
d619bf7dd87b
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107:a35b39abe2b2 108:d619bf7dd87b
1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 * Copyright 2025 Mike Becker. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 * POSSIBILITY OF SUCH DAMAGE.
26 */
27
28 #include "ascension/behavior.h"
29 #include "ascension/error.h"
30
31 #include <cx/array_list.h>
32
33 static void asc_behavior_destroy(void *b) {
34 AscBehavior *behavior = b;
35 if (behavior->destroy_func) {
36 behavior->destroy_func(behavior);
37 }
38 }
39
40 static CxList *asc_behavior_new_list(void) {
41 // TODO: add comparator when we know how to identifier behaviors in order to remove them
42 CxList *list = cxArrayListCreate(NULL, NULL, sizeof(AscBehavior), 4);
43 cxDefineDestructor(list, asc_behavior_destroy);
44 return list;
45 }
46
47 AscBehavior *asc_behavior_add_impl(AscSceneNode *node, struct asc_behavior_create_args args) {
48 // TODO: replace cxListAdd() with cxListEmplace() when upgrading to UCX 3.2
49 AscBehavior behavior = {0};
50 behavior.node = node;
51 behavior.func = args.func;
52 behavior.destroy_func = args.destroy_func;
53 behavior.data = args.data;
54 if (node->behaviors == NULL) {
55 node->behaviors = asc_behavior_new_list();
56 }
57 if (cxListAdd(node->behaviors, &behavior)) {
58 // TODO: output ID of node once we have implemented that
59 asc_error("Failed to add behavior to scene node.");
60 return NULL;
61 }
62 // TODO: replace with cxListLast() when upgrading to UCX 3.2
63 return cxListAt(node->behaviors, cxListSize(node->behaviors) - 1);
64 }

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