Method alloc_output

cake-core/src/backends/vulkan/mod.rs:519–539

(&self, count: usize)

    }

    fn alloc_output(&self, count: usize) -> MappedBuffer {
        let bytes = (count * 4) as u64;
        let key = BufferPool::bucket(bytes);
        let mut pool = self.buffer_pool.lock().unwrap();
        if let Some(bufs) = pool.free.get_mut(&key) {
            if let Some(buf) = bufs.pop() {
                return buf;
            }
        }
        drop(pool);
        let mut alloc_guard = self.allocator.lock().unwrap();
        let alloc = alloc_guard.as_mut().unwrap();
        Self::alloc_mapped_buffer(
            &self.vk_device,
            alloc,
            key,
            vk::BufferUsageFlags::STORAGE_BUFFER,
            self.uma_memory_type,
        )
        .expect("failed to allocate output buffer")
    }

    fn release_output(&self, buf: MappedBuffer) {
        let key = BufferPool::bucket(buf.size);