GLSL UV fucnction Error

RezaVFX · June 11, 2018, 12:33pm

Hi there!
I am converting a shadertoy shader into touch GLSL.but I got an Error!
Vertex Shader Compile Results:

Compiled Successfully

=============

Pixel Shader Compile Results:
0(48) : error C1008: undefined variable “UV”

=============

Program Link Results:
Fragment info

0(48) : error C1008: undefined variable “UV”
(0) : error C2003: incompatible options for link

RezaVFX · June 11, 2018, 12:33pm

seems touch dose no know UV.any help?
THX

DavidBraun · June 11, 2018, 12:53pm

TouchDesigner doesn’t automatically define a uniform for UV but it does define vUV. So you can probably replace UV with vUV.st

nettoyeur · June 11, 2018, 1:19pm

Hey Reza,
please read this chapter about how to import Shadertoy into TD, most is answered there:
nvoid.gitbooks.io/introduction- … ertoy.html