fn graph_allocate()

in crates/ratchet-core/src/gpu/buffer_allocator/allocator.rs [100:129]

• 27 lines of code
• 5 McCabe index (conditional complexity)

    fn graph_allocate(
        &self,
        descriptor: BufferDescriptor,
        free: &mut Vec<PooledGPUBuffer>,
        device: &WgpuDevice,
    ) -> PooledGPUBuffer {
        let required_size = descriptor.size as _;
        let mut closest_index = None;
        let mut closest_size_diff: Option<usize> = None;
        for (idx, buffer) in free.iter().enumerate() {
            let current_size = buffer.descriptor.size as _;
            if current_size >= required_size {
                let size_diff = usize::abs_diff(current_size, required_size);

                if closest_size_diff.map_or(true, |diff| size_diff < diff) {
                    closest_index = Some(idx);
                    closest_size_diff = Some(size_diff);
                }
            }
        }

        if std::env::var("RATCHET_DEBUG").is_ok() {
            return self.create_buffer(&descriptor, device, true);
        }

        match closest_index {
            Some(idx) => free.remove(idx),
            None => self.create_buffer(&descriptor, device, true),
        }
    }