63 lines
1.6 KiB
Rust
63 lines
1.6 KiB
Rust
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/// Measure first 60 frames bigmap.gba from tonc demos
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///
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use criterion::{black_box, criterion_group, criterion_main, BatchSize, Criterion};
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use std::cell::RefCell;
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use std::rc::Rc;
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use rustboyadvance_core::prelude::*;
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struct BenchmarkHardware {}
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impl AudioInterface for BenchmarkHardware {}
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fn create_gba() -> GameBoyAdvance {
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// TODO: do I really want this file in my repository ?
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let bios = include_bytes!("roms/normatt_gba_bios.bin");
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let bigmap_rom = include_bytes!("roms/bigmap.gba");
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let gpak = GamepakBuilder::new()
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.take_buffer(bigmap_rom.to_vec().into_boxed_slice())
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.with_sram()
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.without_backup_to_file()
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.build()
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.unwrap();
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let dummy = Rc::new(RefCell::new(BenchmarkHardware {}));
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let mut gba = GameBoyAdvance::new(
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bios.to_vec().into_boxed_slice(),
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gpak,
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dummy.clone(),
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dummy.clone(),
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);
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gba.skip_bios();
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// skip initialization of the ROM to get to a stabilized scene
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for _ in 0..60 {
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gba.frame();
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}
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gba
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}
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pub fn performance_benchmark(c: &mut Criterion) {
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c.bench_function("run_60_frames", |b| {
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b.iter_batched(
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// setup
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|| create_gba(),
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// bencher
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|mut gba| {
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for _ in 0..60 {
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black_box(gba.frame())
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}
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},
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BatchSize::SmallInput,
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)
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});
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}
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criterion_group! {
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name = benches;
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config = Criterion::default().sample_size(10);
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targets = performance_benchmark
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}
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criterion_main!(benches);
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