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(svn r13397) -Fix: Do not crash when resolving vehicle sprite groups with zero sprites.

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This commit is contained in:
frosch 2008-06-07 00:06:36 +00:00
parent a43c7af33b
commit 77ff05a5f1
1 changed files with 2 additions and 2 deletions
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4
src/newgrf_engine.cpp
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@ -880,7 +880,7 @@ SpriteID GetCustomEngineSprite(EngineID engine, const Vehicle *v, Direction dire
NewVehicleResolver(&object, engine, v);
group = Resolve(GetVehicleSpriteGroup(engine, v), &object);
if (group == NULL || group->type != SGT_RESULT) return 0;
if (group == NULL || group->type != SGT_RESULT || group->g.result.num_sprites == 0) return 0;
return group->g.result.sprite + (direction % group->g.result.num_sprites);
}
@ -903,7 +903,7 @@ SpriteID GetRotorOverrideSprite(EngineID engine, const Vehicle *v, bool info_vie
const SpriteGroup *group = GetWagonOverrideSpriteSet(engine, CT_DEFAULT, engine);
group = Resolve(group, &object);
if (group == NULL || group->type != SGT_RESULT) return 0;
if (group == NULL || group->type != SGT_RESULT || group->g.result.num_sprites == 0) return 0;
if (v == NULL) return group->g.result.sprite;