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Issue 149236: Add o3djs.DestinationBuffer to converter.... (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/o3d/
Patch Set: '' Created 11 years, 5 months ago
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1 /*
2 * Copyright 2009, Google Inc.
3 * 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
7 * met:
8 *
9 * * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * * Redistributions in binary form must reproduce the above
12 * copyright notice, this list of conditions and the following disclaimer
13 * in the documentation and/or other materials provided with the
14 * distribution.
15 * * Neither the name of Google Inc. nor the names of its
16 * contributors may be used to endorse or promote products derived from
17 * this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #include "import/cross/destination_buffer.h"
33
34 namespace o3d {
35
36 O3D_OBJECT_BASE_DEFN_CLASS(
37 "o3djs.DestinationBuffer", DestinationBuffer, VertexBuffer);
38
39 DestinationBuffer::DestinationBuffer(ServiceLocator* service_locator)
40 : VertexBuffer(service_locator),
41 buffer_(NULL) {
42 }
43
44 DestinationBuffer::~DestinationBuffer() {
45 ConcreteFree();
46 }
47
48 void DestinationBuffer::ConcreteFree() {
49 if (buffer_) {
50 delete [] buffer_;
51 buffer_ = NULL;
52 }
53 }
54
55 bool DestinationBuffer::ConcreteAllocate(size_t size_in_bytes) {
56 ConcreteFree();
57
58 buffer_ = new char[size_in_bytes];
59
60 return true;
61 }
62
63 bool DestinationBuffer::ConcreteLock(AccessMode access_mode,
64 void **buffer_data) {
65 if (!buffer_) {
66 return false;
67 }
68
69 *buffer_data = reinterpret_cast<void*>(buffer_);
70 return true;
71 }
72
73 bool DestinationBuffer::ConcreteUnlock() {
74 return buffer_ != NULL;
75 }
76
77 ObjectBase::Ref DestinationBuffer::Create(ServiceLocator* service_locator) {
78 return ObjectBase::Ref(new DestinationBuffer(service_locator));
79 }
80
81 } // namespace o3d
82
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