message: Add gl::HALF_FLOAT to `bind_attribute`
diff: @@ -590,6 +590,14 @@ unsafe fn bind_attribute(ctxt: &mut CommandContext<'_>, program: &Program,
  (buffer_offset + offset + (i * elements_count * 4) as usize) as *const _)
  }
  },
  + gl::HALF_FLOAT => {
  + for i in 0..instances_count {
  + ctxt.gl.VertexAttribPointer((attribute.location + i) as u32,
  + elements_count as gl::types::GLint, data_type, 0,
  + stride as i32,
  + (buffer_offset + offset + (i * elements_count * 2) as usize) as *const _)
  + }
  + },
  gl::DOUBLE | gl::INT64_NV | gl::UNSIGNED_INT64_NV => {
  for i in 0..instances_count {
  