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Bug 1642629 - Preallocate gpu cache texture vectors. r=gw

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Differential Revision: https://phabricator.services.mozilla.com/D80437
This commit is contained in:
Nicolas Silva 2020-06-24 12:49:13 +00:00
parent 429bda5d65
commit 80b62b8fcd
1 changed files with 5 additions and 4 deletions
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9
gfx/wr/webrender/src/gpu_cache.rs
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@ -34,7 +34,8 @@ use crate::profiler::GpuCacheProfileCounters;
use crate::render_backend::{FrameStamp, FrameId};
use crate::prim_store::VECS_PER_SEGMENT;
use crate::renderer::MAX_VERTEX_TEXTURE_WIDTH;
use std::{mem, u16, u32};
use crate::util::VecHelper;
use std::{u16, u32};
use std::num::NonZeroU32;
use std::ops::Add;
use std::time::{Duration, Instant};
@ -901,9 +902,9 @@ impl GpuCache {
frame_id: self.now.frame_id(),
clear,
height: self.texture.height,
debug_commands: mem::replace(&mut self.texture.debug_commands, Vec::new()),
updates: mem::replace(&mut self.texture.updates, Vec::new()),
blocks: mem::replace(&mut self.texture.pending_blocks, Vec::new()),
debug_commands: self.texture.debug_commands.take_and_preallocate(),
updates: self.texture.updates.take_and_preallocate(),
blocks: self.texture.pending_blocks.take_and_preallocate(),
}
}