uint32_t nonzero_stride_vb_mask = 0;
/* which buffers are unaligned to 2/4 bytes */
uint32_t unaligned_vb_mask[2] = {0};
- const uint32_t mask =
+ uint32_t mask =
~(((1ull << (count + unbind_num_trailing_slots)) - 1) << start_slot);
if (!bufs) {
continue;
}
+ bool not_user = !vb->is_user_buffer && vb->is_user_buffer == orig_vb->is_user_buffer;
+ /* struct isn't tightly packed: do not use memcmp */
+ if (not_user && orig_vb->stride == vb->stride &&
+ orig_vb->buffer_offset == vb->buffer_offset && orig_vb->buffer.resource == vb->buffer.resource) {
+ mask |= BITFIELD_BIT(dst_index);
+ if (take_ownership) {
+ pipe_vertex_buffer_unreference(orig_vb);
+ /* the pointer was unset in the line above, so copy it back */
+ orig_vb->buffer.resource = vb->buffer.resource;
+ }
+ if (mask == UINT32_MAX)
+ return;
+ continue;
+ }
+
if (take_ownership) {
pipe_vertex_buffer_unreference(orig_vb);
memcpy(orig_vb, vb, sizeof(*vb));