80 lines
2.4 KiB
Rust
80 lines
2.4 KiB
Rust
// Copyright 2020 Sergiusz 'q3k' Bazanski <q3k@q3k.org>
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//
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// This file is part of Abrasion.
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//
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// Abrasion is free software: you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation, version 3.
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//
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// Abrasion is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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// details.
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//
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// You should have received a copy of the GNU General Public License along with
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// Abrasion. If not, see <https://www.gnu.org/licenses/>.
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use std::sync::Arc;
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use std::time;
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use std::sync::Mutex;
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use vulkano::device as vd;
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use vulkano::buffer as vb;
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use vulkano::sync::GpuFuture;
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use crate::render::vulkan::data;
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#[derive(Debug)]
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pub struct Mesh {
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vertices: Arc<Vec<data::Vertex>>,
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indices: Arc<Vec<u16>>,
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// vulkan buffers cache
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vulkan: Mutex<Option<data::VertexData>>,
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}
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impl Mesh {
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pub fn new(
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vertices: Arc<Vec<data::Vertex>>,
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indices: Arc<Vec<u16>>,
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) -> Self {
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Self {
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vertices, indices,
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vulkan: Mutex::new(None),
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}
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}
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pub fn vulkan_buffers(
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&self,
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graphics_queue: Arc<vd::Queue>,
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) -> (
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Arc<vb::ImmutableBuffer<[data::Vertex]>>,
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Arc<vb::ImmutableBuffer<[u16]>>,
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) {
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let mut cache = self.vulkan.lock().unwrap();
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match &mut *cache {
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Some(data) => (data.vbuffer.clone(), data.ibuffer.clone()),
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None => {
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let (vbuffer, vfuture) = vb::immutable::ImmutableBuffer::from_iter(
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self.vertices.iter().cloned(),
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vb::BufferUsage::vertex_buffer(),
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graphics_queue.clone(),
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).unwrap();
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let (ibuffer, ifuture) = vb::immutable::ImmutableBuffer::from_iter(
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self.indices.iter().cloned(),
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vb::BufferUsage::index_buffer(),
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graphics_queue.clone(),
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).unwrap();
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vfuture.flush().unwrap();
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ifuture.flush().unwrap();
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*cache = Some(data::VertexData {
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vbuffer: vbuffer.clone(),
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ibuffer: ibuffer.clone(),
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});
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(vbuffer.clone(), ibuffer.clone())
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},
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}
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}
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}
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