GLuint LUT;
glGenTextures(1, &LUT);
glBindTexture(GL_TEXTURE_3D, LUT);

glTexImage3D(GL_TEXTURE_3D, 0, GL_RGB8, sliceWidth, height, numberOfSlices, 0, GL_RGB,
    GL_UNSIGNED_BYTE, data);

glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_WRAP_R, GL_REPEAT);