I haven't got a self-contained repro yet, but it involves loading an empty glTF scene with unused materials.
Backtrace:
3: core::option::Option<T>::unwrap
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/option.rs:931:21
4: rend3::managers::material::apply_buffer_cpu::{{closure}}
at /Users/kpreid/.cargo/git/checkouts/rend3-e03f89403de3386a/a68c76a/rend3/src/managers/material.rs:319:48
5: rend3::util::freelist::buffer::FreelistDerivedBuffer::apply::{{closure}}
at /Users/kpreid/.cargo/git/checkouts/rend3-e03f89403de3386a/a68c76a/rend3/src/util/freelist/buffer.rs:94:24
6: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &mut F>::call_once
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:305:13
7: core::option::Option<T>::map
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/option.rs:1072:29
8: <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::next
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/iter/adapters/map.rs:103:26
9: <core::iter::adapters::enumerate::Enumerate<I> as core::iter::traits::iterator::Iterator>::next
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/iter/adapters/enumerate.rs:47:17
10: rend3::util::scatter_copy::ScatterCopy::execute_copy
at /Users/kpreid/.cargo/git/checkouts/rend3-e03f89403de3386a/a68c76a/rend3/src/util/scatter_copy.rs:108:28
11: rend3::util::freelist::buffer::FreelistDerivedBuffer::apply
at /Users/kpreid/.cargo/git/checkouts/rend3-e03f89403de3386a/a68c76a/rend3/src/util/freelist/buffer.rs:101:9
12: rend3::managers::material::apply_buffer_cpu
at /Users/kpreid/.cargo/git/checkouts/rend3-e03f89403de3386a/a68c76a/rend3/src/managers/material.rs:318:5
13: rend3::managers::material::MaterialManager::evaluate
at /Users/kpreid/.cargo/git/checkouts/rend3-e03f89403de3386a/a68c76a/rend3/src/managers/material.rs:230:21
14: rend3::renderer::eval::evaluate_instructions
at /Users/kpreid/.cargo/git/checkouts/rend3-e03f89403de3386a/a68c76a/rend3/src/renderer/eval.rs:186:5
15: rend3::renderer::Renderer::evaluate_instructions
at /Users/kpreid/.cargo/git/checkouts/rend3-e03f89403de3386a/a68c76a/rend3/src/renderer/mod.rs:482:9
16: gltf_render::GltfRend3Renderer::render_to_rend3
at ./tests/gltf-render.rs:167:31
I haven't got a self-contained repro yet, but it involves loading an empty glTF scene with unused materials.
Backtrace:
Code:
https://github.com/BVE-Reborn/rend3/blob/a68c76a2809cf545484d727e32a222400134d085/rend3/src/managers/material.rs#L319
rend3 version: a68c76a2809cf545484d727e32a222400134d085