62d4f31b1e
Every heap ref carries its heap tag, generation checks always on, rooted async values. Splash isolates get a domain table and curated minimal preludes; system modules under `mod` expand lazily on first touch. No wall-clock script caps: isolation and force-stop instead. Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
33 lines
1.8 KiB
Rust
33 lines
1.8 KiB
Rust
//! Named per-draw params declared in script (`name: shader.instance(..)`)
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//! reach the shader as instance inputs on every backend: a host sets them by
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//! name (`DrawVars::set_dyn_instance`) instead of renaming `self.<param>` text
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//! into fixed slots.
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use makepad_script::*;
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fn compile(backend: &str) -> String {
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let host = Box::leak(Box::new(ScriptVmHost::new(0i32, ())));
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let mut vm = ScriptVm {
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host: host.host_context(),
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bx: Box::new(ScriptVmBase::new()),
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};
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vm.bx.captured_errors = Some(Vec::new());
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let code = format!(
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"use mod.pod.*\nuse mod.math.*\nuse mod.shader\nlet base = {{\nvertex_pos: shader.vertex_position(vec4f)\npixel: shader.fragment_output(0, vec4f)\nvertex: fn() {{ self.vertex_pos = vec4(0.0, 0.0, 0.0, 1.0) }}\n}}\n\
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let sh = base{{\nswirl_amount: shader.instance(0.5)\nglow_tint: shader.instance(vec4(1.0, 0.5, 0.25, 1.0))\nfragment: fn() {{ self.pixel = self.glow_tint * self.swirl_amount }}\n}}\nshader.test_compile_draw_source(sh, \"{backend}\", false)"
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);
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let value = vm.with_instruction_limit(5_000_000, |vm| vm.eval(ScriptMod::new("", "", "x", 0, 0, &code, &[])));
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let errors = vm.take_errors();
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assert!(errors.is_empty(), "{backend}: {errors:?}");
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vm.bx.heap.string_with(value, |_, s| s.to_string()).unwrap_or_else(|| format!("ERRORS: not a string {value:?}"))
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}
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#[test]
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fn script_declared_instance_params_compile_on_every_backend() {
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for backend in ["metal", "hlsl", "glsl", "wgsl"] {
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let src = compile(backend);
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assert!(!src.starts_with("ERRORS") && !src.starts_with("unknown"), "{backend}: {src}");
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for name in ["swirl_amount", "glow_tint"] {
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assert!(src.contains(name), "{backend}: instance param {name} missing:\n{src}");
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}
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}
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}
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