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>
36 lines
1.9 KiB
Rust
36 lines
1.9 KiB
Rust
//! GL ES vertex inputs: a geometry buffer in a compact format (f16 pairs,
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//! unorm8x4 colours) is read through typed attributes (`geom_*`) assigned
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//! into the buffer's struct; a plain f32 geometry buffer stays packed in
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//! vec4 attributes (`packed_geometry_*`).
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use makepad_script::*;
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fn compile(vertex_struct: &str, vertex_body: &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 vd = struct{{\n{vertex_struct}\n}}\nlet sh = {{\ngeom: shader.vertex_buffer(vd)\nvertex_pos: shader.vertex_position(vec4f)\npixel: shader.fragment_output(0, vec4f)\n\
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vertex: fn() {{ {vertex_body} }}\nfragment: fn() {{ self.pixel = vec4(1.0) }}\n}}\nshader.test_compile_draw_source(sh, \"glsl\", 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(), "{errors:?}");
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vm.bx.heap.string_with(value, |_, s| s.to_string()).unwrap()
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}
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#[test]
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fn compact_geometry_uses_typed_attributes_and_plain_geometry_stays_packed() {
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let src = compile("off: f16x2,\ncolor: unorm8x4,", "self.vertex_pos = vec4(self.geom.off.x, self.geom.off.y, self.geom.color.x, 1.0)");
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assert!(src.contains("in vec2 geom_off;"), "{src}");
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assert!(src.contains("in vec4 geom_color;"), "{src}");
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assert!(!src.contains("packed_geometry_"), "{src}");
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let src = compile("a: vec4f,\nb: vec4f,\nc: vec4f,", "self.vertex_pos = self.geom.a + self.geom.b + self.geom.c");
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for k in 0..3 {
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assert!(src.contains(&format!("in vec4 packed_geometry_{k};")), "{src}");
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}
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assert!(!src.contains("geom_a"), "{src}");
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}
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