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
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
|
/**
* @file llmaterialeditor.cpp
* @brief Implementation of the notecard editor
*
* $LicenseInfo:firstyear=2022&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, 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 "llmaterialeditor.h"
#include "llcombobox.h"
#include "tinygltf/tiny_gltf.h"
///----------------------------------------------------------------------------
/// Class LLPreviewNotecard
///----------------------------------------------------------------------------
// Default constructor
LLMaterialEditor::LLMaterialEditor(const LLSD& key)
: LLFloater(key)
{
}
BOOL LLMaterialEditor::postBuild()
{
childSetAction("save", boost::bind(&LLMaterialEditor::onClickSave, this));
return LLFloater::postBuild();
}
LLUUID LLMaterialEditor::getAlbedoId()
{
return childGetValue("albedo texture").asUUID();
}
LLColor4 LLMaterialEditor::getAlbedoColor()
{
LLColor4 ret = LLColor4(childGetValue("albedo color"));
ret.mV[3] = getTransparency();
return ret;
}
F32 LLMaterialEditor::getTransparency()
{
return childGetValue("transparency").asReal();
}
std::string LLMaterialEditor::getAlphaMode()
{
return childGetValue("alpha mode").asString();
}
F32 LLMaterialEditor::getAlphaCutoff()
{
return childGetValue("alpha cutoff").asReal();
}
LLUUID LLMaterialEditor::getMetallicRoughnessId()
{
return childGetValue("metallic-roughness texture").asUUID();
}
F32 LLMaterialEditor::getMetalnessFactor()
{
return childGetValue("metalness factor").asReal();
}
F32 LLMaterialEditor::getRoughnessFactor()
{
return childGetValue("roughness factor").asReal();
}
LLUUID LLMaterialEditor::getEmissiveId()
{
return childGetValue("emissive texture").asUUID();
}
LLColor4 LLMaterialEditor::getEmissiveColor()
{
return LLColor4(childGetValue("emissive color"));
}
LLUUID LLMaterialEditor::getNormalId()
{
return childGetValue("normal texture").asUUID();
}
bool LLMaterialEditor::getDoubleSided()
{
return childGetValue("double sided").asBoolean();
}
static void write_color(const LLColor4& color, std::vector<double>& c)
{
for (int i = 0; i < c.size(); ++i) // NOTE -- use c.size because some gltf colors are 3-component
{
c[i] = color.mV[i];
}
}
static U32 write_texture(const LLUUID& id, tinygltf::Model& model)
{
tinygltf::Image image;
image.uri = id.asString();
model.images.push_back(image);
U32 image_idx = model.images.size() - 1;
tinygltf::Texture texture;
texture.source = image_idx;
model.textures.push_back(texture);
U32 texture_idx = model.textures.size() - 1;
return texture_idx;
}
void LLMaterialEditor::onClickSave()
{
tinygltf::Model model;
model.materials.resize(1);
tinygltf::PbrMetallicRoughness& pbrMaterial = model.materials[0].pbrMetallicRoughness;
// write albedo
LLColor4 albedo_color = getAlbedoColor();
albedo_color.mV[3] = getTransparency();
write_color(albedo_color, pbrMaterial.baseColorFactor);
model.materials[0].alphaCutoff = getAlphaCutoff();
model.materials[0].alphaMode = getAlphaMode();
LLUUID albedo_id = getAlbedoId();
if (albedo_id.notNull())
{
U32 texture_idx = write_texture(albedo_id, model);
pbrMaterial.baseColorTexture.index = texture_idx;
}
// write metallic/roughness
F32 metalness = getMetalnessFactor();
F32 roughness = getRoughnessFactor();
pbrMaterial.metallicFactor = metalness;
pbrMaterial.roughnessFactor = roughness;
LLUUID mr_id = getMetallicRoughnessId();
if (mr_id.notNull())
{
U32 texture_idx = write_texture(mr_id, model);
pbrMaterial.metallicRoughnessTexture.index = texture_idx;
}
//write emissive
LLColor4 emissive_color = getEmissiveColor();
model.materials[0].emissiveFactor.resize(3);
write_color(emissive_color, model.materials[0].emissiveFactor);
LLUUID emissive_id = getEmissiveId();
if (emissive_id.notNull())
{
U32 idx = write_texture(emissive_id, model);
model.materials[0].emissiveTexture.index = idx;
}
//write normal
LLUUID normal_id = getNormalId();
if (normal_id.notNull())
{
U32 idx = write_texture(normal_id, model);
model.materials[0].normalTexture.index = idx;
}
//write doublesided
model.materials[0].doubleSided = getDoubleSided();
std::ostringstream str;
tinygltf::TinyGLTF gltf;
model.asset.version = "2.0";
gltf.WriteGltfSceneToStream(&model, str, true, false);
std::string dump = str.str();
LL_INFOS() << dump << LL_ENDL;
}
|
