/* if the buffer object isn't mapped yet, map it now */
bo[*nr_bo] = ib->obj;
(*nr_bo)++;
ptr = ctx->Driver.MapBufferRange(ctx, (GLsizeiptr) ib->ptr,
ib->count * vbo_sizeof_ib_type(ib->type),
/* if the buffer object isn't mapped yet, map it now */
bo[*nr_bo] = ib->obj;
(*nr_bo)++;
ptr = ctx->Driver.MapBufferRange(ctx, (GLsizeiptr) ib->ptr,
ib->count * vbo_sizeof_ib_type(ib->type),