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make-tiles: allow tile specification to be empty

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this fixes a build-crash bug if a tile is not given any images

git-svn-id: https://micropolis.googlecode.com/svn/trunk/micropolis-java@886 d9718cc8-9f43-0410-858b-315f434eb58c
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jason@long.name 2013-12-02 01:44:52 +00:00
parent 685ccd22d5
commit 1026fdf34f
1 changed files with 5 additions and 0 deletions
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5
src/micropolisj/build_tool/MakeTiles.java
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@ -59,6 +59,11 @@ public class MakeTiles
TileSpec tileSpec = TileSpec.parse(tileNumber, rawSpec, recipe); TileSpec tileSpec = TileSpec.parse(tileNumber, rawSpec, recipe);
FrameSpec ref = parseFrameSpec(tileSpec); FrameSpec ref = parseFrameSpec(tileSpec);
if (ref == null) {
// tile is defined, but it has no images
continue;
}
drawTo(ref, gr, 0, TILE_SIZE*i); drawTo(ref, gr, 0, TILE_SIZE*i);
} }