engine: add a small heated flow sample

Demonstrate temperature slices and signed face-average wall heat with cool air passing an isothermal bracket. Register the original CPU-rendered gallery thumbnail and document the coarse transient setup.

Part of #157.
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Christian Svensson authored and Irakli Kourtis committed 2026-10-17 14:08:50 -04:00
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@@ -30,6 +30,7 @@ is committed and listed here with its exports.
| docs/media/examples/impact.png | FieldCraft contributors | Original: the FieldCraft window captured (`ui.capture`) with the solved impact sample (docs/examples.md) | MIT OR Apache-2.0 |
| docs/media/examples/ibeam.png | FieldCraft contributors | Original: the FieldCraft window captured (`ui.capture`) with the solved ibeam sample (docs/examples.md) | MIT OR Apache-2.0 |
| crates/ui-egui/thumbnails/ibeam.png | FieldCraft contributors | Original: the solved ibeam sample rendered by FieldCraft (`ui.render`, light theme), cropped to the model and scaled to 320 px wide (ImageMagick, 128-colour palette), the ibeam sample's thumbnail on the Start card | MIT OR Apache-2.0 |
| crates/ui-egui/thumbnails/heated-flow.png | FieldCraft contributors | Original: the heated-flow sample's temperature slice rendered directly at 320 × 213 by `fieldcraft-cli snapshot` with the CPU renderer; geometry is the original upright-bracket recipe | MIT OR Apache-2.0 |
| docs/media/examples/parts.png | FieldCraft contributors | Original: the FieldCraft window captured (`ui.capture`) with the parts sample (meshes only, nothing to solve) (docs/examples.md) | MIT OR Apache-2.0 |
| crates/ui-egui/thumbnails/flow-past.png | FieldCraft contributors | Original: the flow-past sample as docs/media/examples/flow-past.png shows it, rendered by FieldCraft (`ui.render`, light theme), cropped to the model and scaled to 320 px wide (ImageMagick, 128-colour palette), the flow-past sample's thumbnail on the Start card | MIT OR Apache-2.0 |
| crates/ui-egui/thumbnails/cantilever.png | FieldCraft contributors | Original: the cantilever sample as docs/media/examples/cantilever.png shows it, rendered by FieldCraft (`ui.render`, light theme), cropped to the model and scaled to 320 px wide (ImageMagick, 128-colour palette), the cantilever sample's thumbnail on the Start card | MIT OR Apache-2.0 |