1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
|
/**
* @file llgltfmateriallist.cpp
*
* $LicenseInfo:firstyear=2022&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2022, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "llgltfmateriallist.h"
#include "llassetstorage.h"
#include "lldispatcher.h"
#include "llfilesystem.h"
#include "llsdserialize.h"
#include "lltinygltfhelper.h"
#include "llviewergenericmessage.h"
#include "tinygltf/tiny_gltf.h"
#include <strstream>
namespace
{
class LLGLTFOverrideDispatchHandler : public LLDispatchHandler
{
public:
LLGLTFOverrideDispatchHandler() = default;
~LLGLTFOverrideDispatchHandler() override = default;
bool operator()(const LLDispatcher* dispatcher, const std::string& key, const LLUUID& invoice, const sparam_t& strings) override
{
for (std::string const & s : strings) {
LL_DEBUGS() << "received override: " << s << LL_ENDL;
#if 0
// for now messages are coming in llsd
LLSD override_data;
std::istringstream input(s);
LLSDSerialize::deserialize(override_data, input, s.length());
LL_DEBUGS() << "deserialized override: " << override_data << LL_ENDL;
#else
std::string warn_msg, error_msg;
LLGLTFMaterial override_data;
override_data.fromJSON(s, warn_msg, error_msg);
#endif
}
return true;
}
};
LLGLTFOverrideDispatchHandler handle_gltf_override_message;
}
LLGLTFMaterialList gGLTFMaterialList;
LLGLTFMaterial* LLGLTFMaterialList::getMaterial(const LLUUID& id)
{
List::iterator iter = mList.find(id);
if (iter == mList.end())
{
LLGLTFMaterial* mat = new LLGLTFMaterial();
mList[id] = mat;
mat->ref();
gAssetStorage->getAssetData(id, LLAssetType::AT_MATERIAL,
[=](const LLUUID& id, LLAssetType::EType asset_type, void* user_data, S32 status, LLExtStat ext_status)
{
if (status)
{
LL_WARNS() << "Error getting material asset data: " << LLAssetStorage::getErrorString(status) << " (" << status << ")" << LL_ENDL;
}
LLFileSystem file(id, asset_type, LLFileSystem::READ);
auto size = file.getSize();
if (!size)
{
LL_DEBUGS() << "Zero size material." << LL_ENDL;
mat->unref();
return;
}
std::vector<char> buffer;
buffer.resize(size);
file.read((U8*)&buffer[0], buffer.size());
LLSD asset;
// read file into buffer
std::istrstream str(&buffer[0], buffer.size());
if (LLSDSerialize::deserialize(asset, str, buffer.size()))
{
if (asset.has("version") && asset["version"] == "1.0")
{
if (asset.has("type") && asset["type"].asString() == "GLTF 2.0")
{
if (asset.has("data") && asset["data"].isString())
{
std::string data = asset["data"];
std::string warn_msg, error_msg;
if (!mat->fromJSON(data, warn_msg, error_msg))
{
LL_WARNS() << "Failed to decode material asset: " << LL_ENDL;
LL_WARNS() << warn_msg << LL_ENDL;
LL_WARNS() << error_msg << LL_ENDL;
}
}
}
}
}
else
{
LL_WARNS() << "Failed to deserialize material LLSD" << LL_ENDL;
}
mat->unref();
}, nullptr);
return mat;
}
return iter->second;
}
void LLGLTFMaterialList::addMaterial(const LLUUID& id, LLGLTFMaterial* material)
{
mList[id] = material;
}
void LLGLTFMaterialList::removeMaterial(const LLUUID& id)
{
mList.erase(id);
}
// static
void LLGLTFMaterialList::registerCallbacks()
{
gGenericDispatcher.addHandler("GLTF", &handle_gltf_override_message);
}
|
