DECLARATION
-
genType reflect(genType I, genType N);
- genDType reflect(genDType I, genDType N);
PARAMETERS
I
-
- Specifies the incident vector.
N
- Specifies the normal vector.
DESCRIPTION
For a given incident vector I and surface normal Nreflect returns the reflection direction calculated as I - 2.0 * dot(N, I) * N.
N should be normalized in order to achieve the desired result.
VERSION SUPPORT
|
|
OpenGL Shading Language Version
| |||||||||||
| Function Name | 1.10 | 1.20 | 1.30 | 1.40 | 1.50 | 3.30 | 4.00 | 4.10 | 4.20 | 4.30 | 4.40 |
4.50
|
| reflect (genType) | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
✔
|
| reflect (genDType) | - | - | - | - | - | - | ✔ | ✔ | ✔ | ✔ | ✔ |
✔
|
COPYRIGHT
Copyright © 2011-2014 Khronos Group. This material may be distributed subject to the terms and conditions set forth in the Open Publication License, v 1.0, 8 June 1999. m[blue]http://opencontent.org/openpub/m[].
COPYRIGHT
Copyright © 2011-2014 Khronos Group