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3281097c
编写于
3月 11, 2014
作者:
M
Mr.doob
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Undecided...
上级
fb2fc3fc
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
85 addition
and
95 deletion
+85
-95
src/extras/geometries/PlaneBufferGeometry.js
src/extras/geometries/PlaneBufferGeometry.js
+0
-93
src/extras/geometries/PlaneGeometry.js
src/extras/geometries/PlaneGeometry.js
+85
-1
utils/build/includes/extras.json
utils/build/includes/extras.json
+0
-1
未找到文件。
src/extras/geometries/PlaneBufferGeometry.js
已删除
100644 → 0
浏览文件 @
fb2fc3fc
/**
* @author mrdoob / http://mrdoob.com/
* based on http://papervision3d.googlecode.com/svn/trunk/as3/trunk/src/org/papervision3d/objects/primitives/Plane.as
*/
THREE
.
PlaneBufferGeometry
=
function
(
width
,
height
,
widthSegments
,
heightSegments
)
{
THREE
.
BufferGeometry
.
call
(
this
);
this
.
parameters
=
{
width
:
width
,
height
:
height
,
widthSegments
:
widthSegments
,
heightSegments
:
heightSegments
};
var
width_half
=
width
/
2
;
var
height_half
=
height
/
2
;
var
gridX
=
widthSegments
||
1
;
var
gridY
=
heightSegments
||
1
;
var
gridX1
=
gridX
+
1
;
var
gridY1
=
gridY
+
1
;
var
segment_width
=
width
/
gridX
;
var
segment_height
=
height
/
gridY
;
var
vertices
=
new
Float32Array
(
gridX1
*
gridY1
*
3
);
var
normals
=
new
Float32Array
(
gridX1
*
gridY1
*
3
);
var
uvs
=
new
Float32Array
(
gridX1
*
gridY1
*
2
);
var
offset
=
0
;
var
offset2
=
0
;
for
(
var
iy
=
0
;
iy
<
gridY1
;
iy
++
)
{
var
y
=
iy
*
segment_height
-
height_half
;
for
(
var
ix
=
0
;
ix
<
gridX1
;
ix
++
)
{
var
x
=
ix
*
segment_width
-
width_half
;
vertices
[
offset
]
=
x
;
vertices
[
offset
+
1
]
=
-
y
;
normals
[
offset
+
2
]
=
1
;
uvs
[
offset2
]
=
ix
/
gridX
;
uvs
[
offset2
+
1
]
=
1
-
(
iy
/
gridY
);
offset
+=
3
;
offset2
+=
2
;
}
}
offset
=
0
;
var
indices
=
new
Uint16Array
(
gridX
*
gridY
*
6
);
for
(
var
iy
=
0
;
iy
<
gridY
;
iy
++
)
{
for
(
var
ix
=
0
;
ix
<
gridX
;
ix
++
)
{
var
a
=
ix
+
gridX1
*
iy
;
var
b
=
ix
+
gridX1
*
(
iy
+
1
);
var
c
=
(
ix
+
1
)
+
gridX1
*
(
iy
+
1
);
var
d
=
(
ix
+
1
)
+
gridX1
*
iy
;
indices
[
offset
]
=
a
;
indices
[
offset
+
1
]
=
b
;
indices
[
offset
+
2
]
=
d
;
indices
[
offset
+
3
]
=
b
;
indices
[
offset
+
4
]
=
c
;
indices
[
offset
+
5
]
=
d
;
offset
+=
6
;
}
}
this
.
attributes
[
'
index
'
]
=
{
array
:
indices
,
itemSize
:
1
};
this
.
attributes
[
'
position
'
]
=
{
array
:
vertices
,
itemSize
:
3
};
this
.
attributes
[
'
normal
'
]
=
{
array
:
normals
,
itemSize
:
3
};
this
.
attributes
[
'
uv
'
]
=
{
array
:
uvs
,
itemSize
:
2
};
};
THREE
.
PlaneBufferGeometry
.
prototype
=
Object
.
create
(
THREE
.
BufferGeometry
.
prototype
);
src/extras/geometries/PlaneGeometry.js
浏览文件 @
3281097c
/**
* @author mrdoob / http://mrdoob.com/
* based on http://papervision3d.googlecode.com/svn/trunk/as3/trunk/src/org/papervision3d/objects/primitives/Plane.as
*/
THREE
.
PlaneGeometry
=
function
(
width
,
height
,
widthSegments
,
heightSegments
)
{
return
new
THREE
.
Geometry2
(
new
THREE
.
PlaneBufferGeometry
(
width
,
height
,
widthSegments
,
heightSegments
)
);
THREE
.
BufferGeometry
.
call
(
this
);
this
.
parameters
=
{
width
:
width
,
height
:
height
,
widthSegments
:
widthSegments
,
heightSegments
:
heightSegments
};
var
width_half
=
width
/
2
;
var
height_half
=
height
/
2
;
var
gridX
=
widthSegments
||
1
;
var
gridY
=
heightSegments
||
1
;
var
gridX1
=
gridX
+
1
;
var
gridY1
=
gridY
+
1
;
var
segment_width
=
width
/
gridX
;
var
segment_height
=
height
/
gridY
;
var
vertices
=
new
Float32Array
(
gridX1
*
gridY1
*
3
);
var
normals
=
new
Float32Array
(
gridX1
*
gridY1
*
3
);
var
uvs
=
new
Float32Array
(
gridX1
*
gridY1
*
2
);
var
offset
=
0
;
var
offset2
=
0
;
for
(
var
iy
=
0
;
iy
<
gridY1
;
iy
++
)
{
var
y
=
iy
*
segment_height
-
height_half
;
for
(
var
ix
=
0
;
ix
<
gridX1
;
ix
++
)
{
var
x
=
ix
*
segment_width
-
width_half
;
vertices
[
offset
]
=
x
;
vertices
[
offset
+
1
]
=
-
y
;
normals
[
offset
+
2
]
=
1
;
uvs
[
offset2
]
=
ix
/
gridX
;
uvs
[
offset2
+
1
]
=
1
-
(
iy
/
gridY
);
offset
+=
3
;
offset2
+=
2
;
}
}
offset
=
0
;
var
indices
=
new
Uint16Array
(
gridX
*
gridY
*
6
);
for
(
var
iy
=
0
;
iy
<
gridY
;
iy
++
)
{
for
(
var
ix
=
0
;
ix
<
gridX
;
ix
++
)
{
var
a
=
ix
+
gridX1
*
iy
;
var
b
=
ix
+
gridX1
*
(
iy
+
1
);
var
c
=
(
ix
+
1
)
+
gridX1
*
(
iy
+
1
);
var
d
=
(
ix
+
1
)
+
gridX1
*
iy
;
indices
[
offset
]
=
a
;
indices
[
offset
+
1
]
=
b
;
indices
[
offset
+
2
]
=
d
;
indices
[
offset
+
3
]
=
b
;
indices
[
offset
+
4
]
=
c
;
indices
[
offset
+
5
]
=
d
;
offset
+=
6
;
}
}
this
.
attributes
[
'
index
'
]
=
{
array
:
indices
,
itemSize
:
1
};
this
.
attributes
[
'
position
'
]
=
{
array
:
vertices
,
itemSize
:
3
};
this
.
attributes
[
'
normal
'
]
=
{
array
:
normals
,
itemSize
:
3
};
this
.
attributes
[
'
uv
'
]
=
{
array
:
uvs
,
itemSize
:
2
};
};
THREE
.
PlaneGeometry
.
prototype
=
Object
.
create
(
THREE
.
BufferGeometry
.
prototype
);
utils/build/includes/extras.json
浏览文件 @
3281097c
...
...
@@ -32,7 +32,6 @@
"src/extras/geometries/ExtrudeGeometry.js"
,
"src/extras/geometries/ShapeGeometry.js"
,
"src/extras/geometries/LatheGeometry.js"
,
"src/extras/geometries/PlaneBufferGeometry.js"
,
"src/extras/geometries/PlaneGeometry.js"
,
"src/extras/geometries/RingGeometry.js"
,
"src/extras/geometries/SphereGeometry.js"
,
...
...
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