The WebGL2RenderingContext.copyTexSubImage3D()
method of the WebGL API copies pixels from the current WebGLFramebuffer
into an existing 3D texture sub-image.
WebGL2RenderingContext.copyTexSubImage3D()
Syntax
copyTexSubImage3D(target, level, xoffset, yoffset, zoffset, x, y, width, height)
Parameters
-
target
-
A
GLenum
specifying the binding point (target) of the active texture. Possible values:-
gl.TEXTURE_3D
: A three-dimensional texture. -
gl.TEXTURE_2D_ARRAY
: A two-dimensional array texture.
-
-
level
-
A
GLint
specifying the level of detail. Level 0 is the base image level and level n is the nth mipmap reduction level. -
xoffset
-
A
GLint
specifying the x offset within the texture image. -
yoffset
-
A
GLint
specifying the y offset within the texture image. -
zoffset
-
A
GLint
specifying the z offset within the texture image. -
x
-
A
GLint
specifying the x coordinate of the lower left corner where to start copying. -
y
-
A
GLint
specifying the y coordinate of the lower left corner where to start copying. -
width
-
A
GLsizei
specifying the width of the texture. -
height
-
A
GLsizei
specifying the height of the texture.
Return value
None.
Examples
gl.copyTexSubImage3D(gl.TEXTURE_3D, 0, 0, 0, 0, 0, 0, 16, 16);
Specifications
Specification |
---|
WebGL 2.0 Specification # 3.7.6 |
Browser compatibility
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
copyTexSubImage3D |
56
|
79
|
51
|
No
|
43
|
15
|
58
|
58
|
51
|
43
|
15
|
7.0
|
See also
© 2005–2021 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/WebGL2RenderingContext/copyTexSubImage3D