debug_printf.rs

// build-pass
// compile-flags: -Ctarget-feature=+ext:SPV_KHR_non_semantic_info
// ignore-naga

use spirv_std::spirv;
use spirv_std::{
    glam::{IVec2, UVec2, Vec2, Vec3, Vec4},
    macros::{debug_printf, debug_printfln},
};

fn func(a: f32, b: f32) -> f32 {
    a * b + 1.0
}

struct Struct {
    a: f32,
}

impl Struct {
    fn method(&self, b: f32, c: f32) -> f32 {
        self.a * b + c
    }
}

#[spirv(fragment)]
pub fn main() {
    unsafe {
        debug_printf!();
        debug_printfln!();
        debug_printfln!("Hello World");
        debug_printfln!("Hello World",);
        debug_printfln!(r#"Hello "World""#);
        debug_printfln!(
            r#"Hello "World"
"#
        );
        debug_printfln!("Hello \"World\"\n\n");
        debug_printfln!("%%r %%f %%%%f %%%%%u", 77);
    }

    let vec = Vec2::new(1.52, 25.1);

    unsafe {
        debug_printfln!("%v2f", vec);
        debug_printfln!("%1v2f", { vec * 2.0 });
        debug_printfln!("%1.2v2f", vec * 3.0);
        debug_printfln!("%% %v2f %%", vec * 4.0);
        debug_printfln!("%u %i %f 🐉", 11_u32, -11_i32, 11.0_f32);
        debug_printfln!("%f", func(33.0, 44.0));
        debug_printfln!("%f", Struct { a: 33.0 }.method(44.0, 55.0));
        debug_printfln!("%v3f %v4f", Vec3::new(1.0, 1.0, 1.0), Vec4::splat(5.0));
        debug_printfln!("%v2u %v2i", UVec2::new(1, 1), IVec2::splat(-5));
    }
}