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022fc8b5
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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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022fc8b5
编写于
7月 03, 2019
作者:
M
Mugen87
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Examples: Clean up SelectionBox.
上级
841e5a60
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
44 addition
and
18 deletion
+44
-18
examples/js/interactive/SelectionBox.js
examples/js/interactive/SelectionBox.js
+22
-9
examples/jsm/interactive/SelectionBox.js
examples/jsm/interactive/SelectionBox.js
+22
-9
未找到文件。
examples/js/interactive/SelectionBox.js
浏览文件 @
022fc8b5
...
...
@@ -8,6 +8,18 @@ THREE.SelectionBox = ( function () {
var
frustum
=
new
THREE
.
Frustum
();
var
center
=
new
THREE
.
Vector3
();
var
tmpPoint
=
new
THREE
.
Vector3
();
var
vecNear
=
new
THREE
.
Vector3
();
var
vecTopLeft
=
new
THREE
.
Vector3
();
var
vecTopRight
=
new
THREE
.
Vector3
();
var
vecDownRight
=
new
THREE
.
Vector3
();
var
vecDownLeft
=
new
THREE
.
Vector3
();
var
vectemp1
=
new
THREE
.
Vector3
();
var
vectemp2
=
new
THREE
.
Vector3
();
var
vectemp3
=
new
THREE
.
Vector3
();
function
SelectionBox
(
camera
,
scene
,
deep
)
{
this
.
camera
=
camera
;
...
...
@@ -40,25 +52,26 @@ THREE.SelectionBox = ( function () {
this
.
camera
.
updateProjectionMatrix
();
this
.
camera
.
updateMatrixWorld
();
var
tmpPoint
=
startPoint
.
clone
(
);
tmpPoint
.
copy
(
startPoint
);
tmpPoint
.
x
=
Math
.
min
(
startPoint
.
x
,
endPoint
.
x
);
tmpPoint
.
y
=
Math
.
max
(
startPoint
.
y
,
endPoint
.
y
);
endPoint
.
x
=
Math
.
max
(
startPoint
.
x
,
endPoint
.
x
);
endPoint
.
y
=
Math
.
min
(
startPoint
.
y
,
endPoint
.
y
);
var
vecNear
=
this
.
camera
.
position
.
clone
();
var
vecTopLeft
=
tmpPoint
.
clone
();
var
vecTopRight
=
new
THREE
.
Vector3
(
endPoint
.
x
,
tmpPoint
.
y
,
0
);
var
vecDownRight
=
endPoint
.
clone
();
var
vecDownLeft
=
new
THREE
.
Vector3
(
tmpPoint
.
x
,
endPoint
.
y
,
0
);
vecNear
.
copy
(
this
.
camera
.
position
);
vecTopLeft
.
copy
(
tmpPoint
);
vecTopRight
.
set
(
endPoint
.
x
,
tmpPoint
.
y
,
0
);
vecDownRight
.
copy
(
endPoint
);
vecDownLeft
.
set
(
tmpPoint
.
x
,
endPoint
.
y
,
0
);
vecTopLeft
.
unproject
(
this
.
camera
);
vecTopRight
.
unproject
(
this
.
camera
);
vecDownRight
.
unproject
(
this
.
camera
);
vecDownLeft
.
unproject
(
this
.
camera
);
v
ar
vectemp1
=
vecTopLeft
.
clone
(
).
sub
(
vecNear
);
v
ar
vectemp2
=
vecTopRight
.
clone
(
).
sub
(
vecNear
);
v
ar
vectemp3
=
vecDownRight
.
clone
(
).
sub
(
vecNear
);
v
ectemp1
.
copy
(
vecTopLeft
).
sub
(
vecNear
);
v
ectemp2
.
copy
(
vecTopRight
).
sub
(
vecNear
);
v
ectemp3
.
copy
(
vecDownRight
).
sub
(
vecNear
);
vectemp1
.
normalize
();
vectemp2
.
normalize
();
vectemp3
.
normalize
();
...
...
examples/jsm/interactive/SelectionBox.js
浏览文件 @
022fc8b5
...
...
@@ -13,6 +13,18 @@ var SelectionBox = ( function () {
var
frustum
=
new
Frustum
();
var
center
=
new
Vector3
();
var
tmpPoint
=
new
Vector3
();
var
vecNear
=
new
Vector3
();
var
vecTopLeft
=
new
Vector3
();
var
vecTopRight
=
new
Vector3
();
var
vecDownRight
=
new
Vector3
();
var
vecDownLeft
=
new
Vector3
();
var
vectemp1
=
new
Vector3
();
var
vectemp2
=
new
Vector3
();
var
vectemp3
=
new
Vector3
();
function
SelectionBox
(
camera
,
scene
,
deep
)
{
this
.
camera
=
camera
;
...
...
@@ -45,25 +57,26 @@ var SelectionBox = ( function () {
this
.
camera
.
updateProjectionMatrix
();
this
.
camera
.
updateMatrixWorld
();
var
tmpPoint
=
startPoint
.
clone
(
);
tmpPoint
.
copy
(
startPoint
);
tmpPoint
.
x
=
Math
.
min
(
startPoint
.
x
,
endPoint
.
x
);
tmpPoint
.
y
=
Math
.
max
(
startPoint
.
y
,
endPoint
.
y
);
endPoint
.
x
=
Math
.
max
(
startPoint
.
x
,
endPoint
.
x
);
endPoint
.
y
=
Math
.
min
(
startPoint
.
y
,
endPoint
.
y
);
var
vecNear
=
this
.
camera
.
position
.
clone
();
var
vecTopLeft
=
tmpPoint
.
clone
();
var
vecTopRight
=
new
Vector3
(
endPoint
.
x
,
tmpPoint
.
y
,
0
);
var
vecDownRight
=
endPoint
.
clone
();
var
vecDownLeft
=
new
Vector3
(
tmpPoint
.
x
,
endPoint
.
y
,
0
);
vecNear
.
copy
(
this
.
camera
.
position
);
vecTopLeft
.
copy
(
tmpPoint
);
vecTopRight
.
set
(
endPoint
.
x
,
tmpPoint
.
y
,
0
);
vecDownRight
.
copy
(
endPoint
);
vecDownLeft
.
set
(
tmpPoint
.
x
,
endPoint
.
y
,
0
);
vecTopLeft
.
unproject
(
this
.
camera
);
vecTopRight
.
unproject
(
this
.
camera
);
vecDownRight
.
unproject
(
this
.
camera
);
vecDownLeft
.
unproject
(
this
.
camera
);
v
ar
vectemp1
=
vecTopLeft
.
clone
(
).
sub
(
vecNear
);
v
ar
vectemp2
=
vecTopRight
.
clone
(
).
sub
(
vecNear
);
v
ar
vectemp3
=
vecDownRight
.
clone
(
).
sub
(
vecNear
);
v
ectemp1
.
copy
(
vecTopLeft
).
sub
(
vecNear
);
v
ectemp2
.
copy
(
vecTopRight
).
sub
(
vecNear
);
v
ectemp3
.
copy
(
vecDownRight
).
sub
(
vecNear
);
vectemp1
.
normalize
();
vectemp2
.
normalize
();
vectemp3
.
normalize
();
...
...
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