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f99a9e31
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three.js
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体验新版 GitCode,发现更多精彩内容 >>
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f99a9e31
编写于
3月 28, 2017
作者:
D
Don McCurdy
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电子邮件补丁
差异文件
Update DRACOLoader and draco_decoder.
Adds isVersionSupported() method.
上级
19b3e0db
变更
2
展开全部
隐藏空白更改
内联
并排
Showing
2 changed file
with
59 addition
and
50 deletion
+59
-50
examples/js/loaders/DRACOLoader.js
examples/js/loaders/DRACOLoader.js
+51
-40
examples/js/loaders/draco_decoder.js
examples/js/loaders/draco_decoder.js
+8
-10
未找到文件。
examples/js/loaders/DRACOLoader.js
浏览文件 @
f99a9e31
...
...
@@ -44,49 +44,37 @@ THREE.DRACOLoader.prototype = {
this
.
verbosity
=
level
;
},
decodeDracoFile
:
(
function
()
{
let
dracoDecoder
;
decodeDracoFile
:
function
(
rawBuffer
)
{
const
dracoDecoder
=
THREE
.
DRACOLoader
.
getDecoder
();
/*
* Here is how to use Draco Javascript decoder and get the geometry.
*/
const
buffer
=
new
dracoDecoder
.
DecoderBuffer
();
buffer
.
Init
(
new
Int8Array
(
rawBuffer
),
rawBuffer
.
byteLength
);
const
wrapper
=
new
dracoDecoder
.
WebIDLWrapper
();
if
(
typeof
DracoModule
===
'
function
'
)
{
dracoDecoder
=
DracoModule
();
}
else
{
console
.
error
(
'
THREE.DRACOLoader: DracoModule not found.
'
);
return
;
/*
* Determine what type is this file: mesh or point cloud.
*/
const
geometryType
=
wrapper
.
GetEncodedGeometryType
(
buffer
);
if
(
geometryType
==
dracoDecoder
.
TRIANGULAR_MESH
)
{
if
(
this
.
verbosity
>
0
)
{
console
.
log
(
'
Loaded a mesh.
'
);
}
return
function
(
rawBuffer
)
{
const
scope
=
this
;
/*
* Here is how to use Draco Javascript decoder and get the geometry.
*/
const
buffer
=
new
dracoDecoder
.
DecoderBuffer
();
buffer
.
Init
(
new
Int8Array
(
rawBuffer
),
rawBuffer
.
byteLength
);
const
wrapper
=
new
dracoDecoder
.
WebIDLWrapper
();
/*
* Determine what type is this file: mesh or point cloud.
*/
const
geometryType
=
wrapper
.
GetEncodedGeometryType
(
buffer
);
if
(
geometryType
==
dracoDecoder
.
TRIANGULAR_MESH
)
{
if
(
this
.
verbosity
>
0
)
{
console
.
log
(
'
Loaded a mesh.
'
);
}
}
else
if
(
geometryType
==
dracoDecoder
.
POINT_CLOUD
)
{
if
(
this
.
verbosity
>
0
)
{
console
.
log
(
'
Loaded a point cloud.
'
);
}
}
else
{
const
errorMsg
=
'
THREE.DRACOLoader: Unknown geometry type.
'
console
.
error
(
errorMsg
);
throw
new
Error
(
errorMsg
);
}
return
scope
.
convertDracoGeometryTo3JS
(
wrapper
,
geometryType
,
buffer
,
dracoDecoder
);
}
else
if
(
geometryType
==
dracoDecoder
.
POINT_CLOUD
)
{
if
(
this
.
verbosity
>
0
)
{
console
.
log
(
'
Loaded a point cloud.
'
);
}
}
)(),
}
else
{
const
errorMsg
=
'
THREE.DRACOLoader: Unknown geometry type.
'
console
.
error
(
errorMsg
);
throw
new
Error
(
errorMsg
);
}
return
this
.
convertDracoGeometryTo3JS
(
wrapper
,
geometryType
,
buffer
);
},
convertDracoGeometryTo3JS
:
function
(
wrapper
,
geometryType
,
buffer
,
dracoDecoder
)
{
convertDracoGeometryTo3JS
:
function
(
wrapper
,
geometryType
,
buffer
)
{
const
dracoDecoder
=
THREE
.
DRACOLoader
.
getDecoder
();
let
dracoGeometry
;
const
start_time
=
performance
.
now
();
if
(
geometryType
==
dracoDecoder
.
TRIANGULAR_MESH
)
{
...
...
@@ -273,5 +261,28 @@ THREE.DRACOLoader.prototype = {
console
.
log
(
'
Import time:
'
+
this
.
import_time
);
}
return
geometry
;
},
isVersionSupported
:
function
(
version
)
{
return
THREE
.
DRACOLoader
.
getDecoder
().
isVersionSupported
(
version
);
}
};
\ No newline at end of file
};
/**
* Returns a singleton instance of the DracoModule decoder. Creating multiple
* copies of the decoder is expensive.
*/
THREE
.
DRACOLoader
.
getDecoder
=
(
function
()
{
let
decoder
;
return
function
()
{
if
(
typeof
DracoModule
===
'
undefined
'
)
{
throw
new
Error
(
'
THREE.DRACOLoader: DracoModule not found.
'
);
}
decoder
=
decoder
||
DracoModule
();
return
decoder
;
};
})();
examples/js/loaders/draco_decoder.js
浏览文件 @
f99a9e31
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