Feature/bitmap drawing support#42

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feature/bitmap-drawing-support

Commits on May 9, 2026

Add raster base-map drawing (issue #7)
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Cassini: replace procedural texture with NASA Blue Marble JPEG

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Cassini: default iOS to Blue Marble only, continents hidden

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Counter-flip CTM around base-map draw on UIKit

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Add a manual sample renderer for image-export verification

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Generalise base-map source projection (any GeoProjector projection)

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Move Apple-only sources into Sources/GeoDrawer/apple/

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Add TileSource protocol and StaticTileSource

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Add URLTemplateTileSource and CoreGraphics tile decoder

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Wire TileSource into renderer via Content.tiledBaseMap

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Add tiled-base-map sample renderer

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Auto zoom-level selection for TiledBaseMap

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README: document base maps and tile sources

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Commits on May 10, 2026

Commits on May 11, 2026