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BoundingBox#intersect? now supports Ray

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Cyberarm
2019-08-13 09:51:53 -05:00
parent 993e59aa94
commit 6f7bac3880
1 changed files with 10 additions and 4 deletions
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14
lib/cyberarm_engine/lib/bounding_box.rb
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@@ -49,11 +49,17 @@ module CyberarmEngine
return temp
end
# returns whether both bounding boxes intersect
# returns whether bounding box intersects other
def intersect?(other)
(@min.x <= other.max.x && @max.x >= other.min.x) &&
(@min.y <= other.max.y && @max.y >= other.min.y) &&
(@min.z <= other.max.z && @max.z >= other.min.z)
if other.is_a?(Ray)
other.intersect?(self)
elsif other.is_a?(BoundingBox)
(@min.x <= other.max.x && @max.x >= other.min.x) &&
(@min.y <= other.max.y && @max.y >= other.min.y) &&
(@min.z <= other.max.z && @max.z >= other.min.z)
else
raise "Unknown collider: #{other.class}"
end
end
# does this bounding box envelop other bounding box? (inclusive of border)