Angled gradient in Tinymist preview differs from Typst output

[T1mVo]

Is there an existing issue for this?

• I have searched the existing issues

Platform

Apple Silicon macOS (darwin-arm64, Most Common)

Editor

VS Cod(e,ium)

Editor Version

Version: 1.108.0 (Universal)
Commit: 94e8ae2b28cb5cc932b86e1070569c4463565c37
Date: 2026-01-08T13:53:10.781Z
Electron: 39.2.7
ElectronBuildId: 12953945
Chromium: 142.0.7444.235
Node.js: 22.21.1
V8: 14.2.231.21-electron.0
OS: Darwin arm64 25.2.0

Describe the bug

When filling a block with an angled linear gradient the results between the Tinymist preview and the Typst output differ.

#set page(height: auto, width: auto, margin: 10pt)

#block(height: 40pt, width: 400pt, fill: gradient.linear(..color.map.viridis, angle: 45deg))

Tinymist preview:

Typst output:

Server Logs

[2026-01-15T10:34:33Z INFO  tinymist::lsp] did open file:///Users/tim/Documents/Code/Typst/tinymist-gradient/main.typ
[2026-01-15T10:34:39Z WARN  tinymist_project::compiler] ProjectCompiler: settle project not found ProjectInsId("bdwj2k")
[2026-01-15T10:34:39Z INFO  tinymist::tool::preview] PreviewTask(bdwj2k): arguments: PreviewCliArgs {
        preview: PreviewArgs {
            preview_mode: Document,
            enable_partial_rendering: None,
            invert_colors: None,
            refresh_style: None,
        },
        compile: CompileOnceArgs {
            input: Some(
                "/Users/tim/Documents/Code/Typst/tinymist-gradient/main.typ",
            ),
            root: None,
            font: CompileFontArgs {
                font_paths: [],
                ignore_system_fonts: false,
            },
            package: CompilePackageArgs {
                package_path: None,
                package_cache_path: None,
            },
            pdf: PdfExportArgs {
                standard: [],
                no_tags: false,
            },
            png: PngExportArgs {
                ppi: 144.0,
            },
            features: [],
            inputs: [],
            creation_timestamp: None,
            cert: None,
        },
        task_id: "bdwj2k",
        data_plane_host: "127.0.0.1:0",
        control_plane_host: "127.0.0.1:23626",
        static_file_host: "",
        not_as_primary: false,
        open: false,
        no_open: false,
    }
[2026-01-15T10:34:39Z INFO  tinymist_preview] Previewer: editor actor spawned
[2026-01-15T10:34:39Z INFO  tinymist_project::compiler] /Users/tim/Documents/Code/Typst/tinymist-gradient/main.typ: compilation succeeded in 84.5µs
[2026-01-15T10:34:39Z INFO  tinymist_preview] Preview("bdwj2k"): received notification: signal(true, false), when OnType
[2026-01-15T10:34:39Z INFO  tinymist::tool::preview::http] preview server listening on http://127.0.0.1:58090
[2026-01-15T10:34:39Z INFO  tinymist::tool::preview] PreviewTask(bdwj2k): preview server listening on: 127.0.0.1:58090

Browser Logs

(index):8782 using deprecated parameters for the initialization function; pass a single object instead
__wbg_init @ (index):8782
(index):5834 plugin initialized, build info: Object
(index):5693 WebSocket connection opened WebSocketbinaryType: "arraybuffer"bufferedAmount: 0extensions: ""onclose: ƒ (e)onerror: ƒ (e)onmessage: ƒ (e)onopen: ƒ (evt)protocol: ""readyState: 1url: "ws://127.0.0.1:58095/"[[Prototype]]: WebSocket
(index):5733 batch 1 messages
(index):5755 recv partial-rendering 22
(index):5812 Experimental feature: partial rendering enabled
(index):5733 batch 1 messages
(index):5755 recv invert-colors 21
(index):5818 Experimental feature: invert colors strategy taken: never
(index):5733 batch 1 messages
(index):5755 recv diff-v1 716
(index):1460 render_in_window with partial rendering enabled window 0.44919786096256686 0 0.44919786096256686 420 468.06417112299465 , patch scale 11328
(index):523 parse 2.80 ms, rerender 5.60 ms, total 8.40 ms
(index):1847 updateCanvas start
(index):1887 updateCanvas done 0.20000004768371582
(index):1460 render_in_window with partial rendering enabled window 0.2788844621513944 0 0.2788844621513944 419.99999999999994 292.82868525896413 , patch scale 541
(index):523 parse 0.00 ms, rerender 2.60 ms, total 2.60 ms
(index):1847 updateCanvas start
(index):1887 updateCanvas done 0.09999990463256836
(index):1460 render_in_window with partial rendering enabled window 0.41625371655104065 0 0.41625371655104065 420 437.06640237859267 , patch scale 541
(index):523 parse 0.00 ms, rerender 0.50 ms, total 0.50 ms
(index):1847 updateCanvas start
(index):1887 updateCanvas done 0.09999990463256836

Additional context

No response