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AR.js
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343dbf22
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AR.js
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体验新版 GitCode,发现更多精彩内容 >>
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343dbf22
编写于
3月 13, 2017
作者:
J
Jerome Etienne
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1 changed file
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8 addition
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7 deletion
+8
-7
three.js/threex-armarkercloak.js
three.js/threex-armarkercloak.js
+8
-7
未找到文件。
three.js/threex-armarkercloak.js
浏览文件 @
343dbf22
...
...
@@ -25,7 +25,7 @@ THREEx.ArMarkerCache = function(videoTexture){
var
cacheMesh
=
new
THREE
.
Mesh
(
geometry
,
material
);
cacheMesh
.
position
.
y
=
-
0.3
this
.
object3d
=
cacheMesh
//
window.cacheMesh = cacheMesh
window
.
cacheMesh
=
cacheMesh
//////////////////////////////////////////////////////////////////////////////
// Code Separator
//////////////////////////////////////////////////////////////////////////////
...
...
@@ -112,7 +112,7 @@ THREEx.ArMarkerCache = function(videoTexture){
transformedUv
.
x
=
originalUv
.
x
*
2.0
-
1.0
;
transformedUv
.
y
=
originalUv
.
y
*
2.0
-
1.0
;
transformedUv
.
z
=
0
// apply modelViewMatrix and projectionMatrix
to transformedUv
// apply modelViewMatrix and projectionMatrix
transformedUv
.
applyMatrix4
(
modelViewMatrix
)
transformedUv
.
applyMatrix4
(
cameraProjectionMatrix
)
// apply perspective
...
...
@@ -158,7 +158,7 @@ THREEx.ArMarkerCache = function(videoTexture){
THREEx
.
ArMarkerCache
.
vertexShader
=
`
varying vec2 vUv;
vec2 applyUvTransform(vec2 originalUv){
vec3 transformedUv;
// set transformedUv - from UV coord to clip coord
...
...
@@ -166,8 +166,9 @@ THREEx.ArMarkerCache.vertexShader = `
transformedUv.y = originalUv.y * 2.0 - 1.0;
transformedUv.z = 0.0;
// apply modelViewMatrix and projectionMatrix to transformedUv
transformedUv = projectionMatrix * modelViewMatrix * vec4( transformedUv, 1.0 );;
vec4 mvPosition = modelViewMatrix * vec4( transformedUv, 1.0 );
vec4 tmp = projectionMatrix * mvPosition;
transformedUv = tmp.xyz;
// apply perspective
transformedUv.x /= transformedUv.z;
...
...
@@ -177,11 +178,11 @@ THREEx.ArMarkerCache.vertexShader = `
transformedUv.x = transformedUv.x / 2.0 + 0.5;
transformedUv.y = transformedUv.y / 2.0 + 0.5;
// return it as uv1
return transformedUv.xy;
}
void main(){
// pass the UV to the fragment
vUv = applyUvTransform(uv);
...
...
@@ -191,7 +192,7 @@ THREEx.ArMarkerCache.vertexShader = `
}
`
;
THREEx
.
ArMarkerCache
.
fragmentShader
=
`
THREEx
.
ArMarkerCache
.
fragmentShader
=
`
varying vec2 vUv;
uniform sampler2D texture;
...
...
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