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block_bboxes.rs
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55 lines (52 loc) · 1.68 KB
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//! Bounding boxes for every non-cubic block.
use feather_core::blocks::{BlockId, BlockKind};
use nalgebra::Point3;
use ncollide3d::bounding_volume::AABB;
/// Returns the bounding box for the given block.
///
/// Non-solid blocks have no bounding box,
/// and the bounding box for a non-solid block
/// is undefined.
pub fn bbox_for_block(block: BlockId) -> AABB<f64> {
match block.kind() {
BlockKind::WhiteBed
| BlockKind::OrangeBed
| BlockKind::MagentaBed
| BlockKind::LightBlueBed
| BlockKind::YellowBed
| BlockKind::LimeBed
| BlockKind::PinkBed
| BlockKind::GrayBed
| BlockKind::LightGrayBed
| BlockKind::CyanBed
| BlockKind::PurpleBed
| BlockKind::BlueBed
| BlockKind::BrownBed
| BlockKind::GreenBed
| BlockKind::RedBed
| BlockKind::BlackBed
| BlockKind::PrismarineSlab
| BlockKind::PrismarineBrickSlab
| BlockKind::DarkPrismarineSlab
| BlockKind::OakSlab
| BlockKind::SpruceSlab
| BlockKind::BirchSlab
| BlockKind::JungleSlab
| BlockKind::AcaciaSlab
| BlockKind::DarkOakSlab
| BlockKind::StoneSlab
| BlockKind::SandstoneSlab
| BlockKind::PetrifiedOakSlab
| BlockKind::CobblestoneSlab
| BlockKind::BrickSlab
| BlockKind::StoneBrickSlab
| BlockKind::NetherBrickSlab
| BlockKind::QuartzSlab
| BlockKind::RedSandstoneSlab
| BlockKind::PurpurSlab => bbox(1.0, 0.5, 1.0),
_ => bbox(1.0, 1.0, 1.0),
}
}
fn bbox(x: f64, y: f64, z: f64) -> AABB<f64> {
AABB::new(Point3::from([0.0, 0.0, 0.0]), Point3::from([x, y, z]))
}