diff options
Diffstat (limited to 'game/shared/chunk_aabb.cc')
| -rw-r--r-- | game/shared/chunk_aabb.cc | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/game/shared/chunk_aabb.cc b/game/shared/chunk_aabb.cc new file mode 100644 index 0000000..b4e5b82 --- /dev/null +++ b/game/shared/chunk_aabb.cc @@ -0,0 +1,57 @@ +#include "shared/pch.hh" +#include "shared/chunk_aabb.hh" + +void ChunkAABB::set_bounds(const chunk_pos &min, const chunk_pos &max) +{ + this->min = min; + this->max = max; +} + +void ChunkAABB::set_offset(const chunk_pos &base, const chunk_pos &size) +{ + this->min = base; + this->max = base + size; +} + +bool ChunkAABB::contains(const chunk_pos &point) const +{ + if((point.x < min.x) || (point.x > max.x)) + return false; + if((point.y < min.y) || (point.y > max.y)) + return false; + if((point.z < min.z) || (point.z > max.z)) + return false; + return true; +} + +bool ChunkAABB::intersect(const ChunkAABB &other_box) const +{ + if((min.x >= other_box.max.x) || (max.x <= other_box.min.x)) + return false; + if((min.y >= other_box.max.y) || (max.y <= other_box.min.y)) + return false; + if((min.z >= other_box.max.z) || (max.z <= other_box.min.z)) + return false; + return true; +} + +ChunkAABB ChunkAABB::combine_with(const ChunkAABB &other_box) const +{ + ChunkAABB result; + result.set_bounds(min, other_box.max); + return result; +} + +ChunkAABB ChunkAABB::multiply_with(const ChunkAABB &other_box) const +{ + ChunkAABB result; + result.set_bounds(other_box.min, max); + return result; +} + +ChunkAABB ChunkAABB::push(const chunk_pos &vector) const +{ + ChunkAABB result; + result.set_bounds(min + vector, max + vector); + return result; +} |
