device(d)
{ }
-TransferQueue::PendingTransfer &TransferQueue::prepare_transfer(void *object, bool ordered, size_t size)
+TransferQueue::PendingTransfer &TransferQueue::prepare_transfer(const void *object, bool ordered, size_t size)
{
unsigned &order = next_orders[object];
order += !order;
PendingTransfer &transfer = *transfers.emplace(j);
transfer.order = order;
- auto i = find_if(buffers, [size](const StagingBuffer &b){ return b.used+size<=b.size; });
- if(i==buffers.end())
+ if(size)
{
- buffers.emplace_back(device, max(default_buffer_size, size));
- i = prev(buffers.end());
- }
+ auto i = find_if(buffers, [size](const StagingBuffer &b){ return b.used+size<=b.size; });
+ if(i==buffers.end())
+ {
+ buffers.emplace_back(device, max(default_buffer_size, size));
+ i = prev(buffers.end());
+ }
- transfer.buffer_index = distance(buffers.begin(), i);
- transfer.offset = i->used;
- transfer.size = size;
+ transfer.buffer_index = distance(buffers.begin(), i);
+ transfer.offset = i->used;
+ transfer.size = size;
- i->used += size;
+ i->used += size;
+ }
order += ordered;
for(; i!=j; ++i)
{
- VkBuffer buffer = buffers[i->buffer_index].buffer;
+ VkBuffer buffer = (i->buffer_index>=0 ? buffers[i->buffer_index].buffer : 0);
i->transfer(command_buffer, buffer, i->offset);
}
}