adrien/zig-wgpu
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Removed waiting for each run and moved it in bench directly

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adrien 2026-05-17 23:18:49 +02:00
parent f56dfe7ecc
commit 38538fcd80
2 changed files with 8 additions and 5 deletions
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1
src/Vec.zig
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@ -185,7 +185,6 @@ fn submitPass(
defer c.wgpuCommandEncoderRelease(enc); defer c.wgpuCommandEncoderRelease(enc);
defer c.wgpuCommandBufferRelease(cmd); defer c.wgpuCommandBufferRelease(cmd);
c.wgpuQueueSubmit(gloc.device.queue, 1, &cmd); c.wgpuQueueSubmit(gloc.device.queue, 1, &cmd);
_ = c.wgpuDevicePoll(gloc.device.device, 1, null); // Wait for it to be done
} }
fn ceilDiv(n: usize, d: usize) usize { fn ceilDiv(n: usize, d: usize) usize {

12
src/bench.zig
View File

@ -4,6 +4,8 @@ const GpuAllocator = @import("GpuAllocator.zig");
const GpuPipeline = @import("GpuPipeline.zig"); const GpuPipeline = @import("GpuPipeline.zig");
const Vec = @import("Vec.zig"); const Vec = @import("Vec.zig");
const c = @import("c.zig").c;
pub fn main(init: std.process.Init) !void { pub fn main(init: std.process.Init) !void {
const device = try GpuDevice.init(); const device = try GpuDevice.init();
defer device.deinit(); defer device.deinit();
@ -33,10 +35,10 @@ pub fn main(init: std.process.Init) !void {
const sizes = [_]usize{ const sizes = [_]usize{
1, 1,
1024, 1024,
4096, 4 * 1024,
16384, 4 * 4 * 1024,
65536, 4 * 4 * 4 * 1024,
262144, 4 * 4 * 4 * 4 * 1024,
1024 * 1024, 1024 * 1024,
4 * 1024 * 1024, 4 * 1024 * 1024,
4 * 4 * 1024 * 1024, 4 * 4 * 1024 * 1024,
@ -89,6 +91,8 @@ pub fn main(init: std.process.Init) !void {
const sum = try a.run(&gloc, b, add_pip); const sum = try a.run(&gloc, b, add_pip);
defer sum.deinit(); defer sum.deinit();
_ = c.wgpuDevicePoll(device.device, 1, null);
const compute_duration = compute_start.durationTo(std.Io.Clock.awake.now(init.io)); const compute_duration = compute_start.durationTo(std.Io.Clock.awake.now(init.io));
const compute_ns = @as(u64, @intCast(compute_duration.toNanoseconds())); const compute_ns = @as(u64, @intCast(compute_duration.toNanoseconds()));
if (compute_ns < min_compute_ns) min_compute_ns = compute_ns; if (compute_ns < min_compute_ns) min_compute_ns = compute_ns;