*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
" highp vec2 pos = -1.0 + 2.0 * vTexCoord.st/textureSize;\n"
" highp float len = length(pos);\n"
" highp vec2 texCoord = vTexCoord.st/textureSize + pos/len * sin( len * 12.0 - uTime * 4.0 ) * uAmplitude;\n"
" highp vec2 pos = -1.0 + 2.0 * vTexCoord.st/textureSize;\n"
" highp float len = length(pos);\n"
" highp vec2 texCoord = vTexCoord.st/textureSize + pos/len * sin( len * 12.0 - uTime * 4.0 ) * uAmplitude;\n"