code: func CopyTextureSubImage1D(texture uint32, level int32, xoffset int32, x int32, y int32, width int32) {
  	C.glowCopyTextureSubImage1D(gpCopyTextureSubImage1D, (C.GLuint)(texture), (C.GLint)(level), (C.GLint)(xoffset), (C.GLint)(x), (C.GLint)(y), (C.GLsizei)(width))
  }
docs: // copy a one-dimensional texture subimage