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fix: flame_tiled - add centered anchor point for tile rotation #1570

Merged
merged 8 commits into from
Apr 28, 2022
Merged

fix: flame_tiled - add centered anchor point for tile rotation #1570

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f38e250
Update renderable_tile_map.dart
nathanaelneveux Apr 24, 2022
ae21647
use non-normalized centered anchor point
nathanaelneveux Apr 24, 2022
51465df
use src size
nathanaelneveux Apr 24, 2022
730ee1f
Merge pull request #1 from nathanaelneveux/rotate-on-centered-anchor
nathanaelneveux Apr 24, 2022
f0a15ab
compensate for anchor position offset in canvas offset
nathanaelneveux Apr 26, 2022
503b0dc
updated test file with rotated tile
nathanaelneveux Apr 27, 2022
2261413
Merge branch 'main' into main
nathanaelneveux Apr 27, 2022
5d3e747
Merge branch 'main' into main
nathanaelneveux Apr 28, 2022
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3 changes: 2 additions & 1 deletion packages/flame_tiled/lib/src/renderable_tile_map.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -181,9 +181,10 @@ class RenderableTiledMap {
if (batch != null) {
batch.add(
source: src,
offset: Vector2(tx * size.x, ty * size.y)
offset: Vector2((tx + .5) * size.x, (ty + .5) * size.y)
..add(layerOffset * size.x / src.width),
rotation: flips.angle * math.pi / 2,
anchor: Vector2(src.width / 2, src.height / 2),
scale: size.x / src.width,
);
}
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5 changes: 3 additions & 2 deletions packages/flame_tiled/test/assets/2_tiles-green_on_red.tmx
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
<?xml version="1.0" encoding="UTF-8"?>
<map version="1.5" tiledversion="1.7.2" orientation="orthogonal" renderorder="right-down" width="2" height="1" tilewidth="16" tileheight="16" infinite="0" nextlayerid="3" nextobjectid="1">
<map version="1.8" tiledversion="1.8.4" orientation="orthogonal" renderorder="right-down" width="2" height="1" tilewidth="16" tileheight="16" infinite="0" nextlayerid="3" nextobjectid="1">
<tileset firstgid="1" name="green_tile" tilewidth="16" tileheight="16" tilecount="1" columns="1">
<transformations hflip="1" vflip="1" rotate="1" preferuntransformed="0"/>
<image source="green_sprite.png" width="16" height="16"/>
</tileset>
<tileset firstgid="2" name="red_tile-base" tilewidth="16" tileheight="16" tilecount="1" columns="1">
Expand All @@ -13,7 +14,7 @@
</layer>
<layer id="1" name="green_tile-top" width="2" height="1">
<data encoding="base64" compression="zlib">
eJxjZIAAAAAQAAI=
eJxjZGBYwAAEAAMwAKI=
</data>
</layer>
</map>