brick.hpp File Reference

#include "voxel_constants.hpp"
#include <array>
#include <bit>
#include <cassert>
#include <cstdint>

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Classes
struct	voxel::BrickOccupancy
	One 64-bit word per z-slice with bit y * 8 + x. More...
struct	voxel::BrickCoord
struct	voxel::BrickExtent
struct	voxel::BrickNeighbourhood
struct	voxel::BrickFaces

Functions
constexpr auto	voxel::localIndex (const uint32_t x, const uint32_t y, const uint32_t z) noexcept -> uint32_t
constexpr auto	voxel::localFromIndex (uint32_t index) noexcept -> BrickCoord
constexpr auto	voxel::sliceBit (uint32_t x, uint32_t y) noexcept -> uint32_t
constexpr auto	voxel::isSolid (const BrickOccupancy &brick, uint32_t x, uint32_t y, uint32_t z) noexcept -> bool
constexpr auto	voxel::isSolid (const BrickOccupancy &brick, uint32_t local_index) noexcept -> bool
constexpr void	voxel::setSolid (BrickOccupancy &brick, uint32_t x, uint32_t y, uint32_t z, bool solid) noexcept
constexpr void	voxel::setSolid (BrickOccupancy &brick, uint32_t local_index, bool solid) noexcept
constexpr auto	voxel::isEmpty (const BrickOccupancy &brick) noexcept -> bool
constexpr auto	voxel::isFull (const BrickOccupancy &brick) noexcept -> bool
constexpr auto	voxel::popCount (const BrickOccupancy &brick) noexcept -> uint32_t
constexpr auto	voxel::occupiedExtent (const BrickOccupancy &brick) noexcept -> BrickExtent
	Brick must not be empty.
constexpr auto	voxel::operator& (const BrickOccupancy &a, const BrickOccupancy &b) noexcept -> BrickOccupancy
constexpr auto	voxel::operator| (const BrickOccupancy &a, const BrickOccupancy &b) noexcept -> BrickOccupancy
constexpr auto	voxel::operator~ (const BrickOccupancy &a) noexcept -> BrickOccupancy
constexpr auto	voxel::neighboursNegX (const BrickOccupancy &brick, const BrickOccupancy *adjacent=nullptr) noexcept -> BrickOccupancy
constexpr auto	voxel::neighboursPosX (const BrickOccupancy &brick, const BrickOccupancy *adjacent=nullptr) noexcept -> BrickOccupancy
constexpr auto	voxel::neighboursNegY (const BrickOccupancy &brick, const BrickOccupancy *adjacent=nullptr) noexcept -> BrickOccupancy
constexpr auto	voxel::neighboursPosY (const BrickOccupancy &brick, const BrickOccupancy *adjacent=nullptr) noexcept -> BrickOccupancy
constexpr auto	voxel::neighboursNegZ (const BrickOccupancy &brick, const BrickOccupancy *adjacent=nullptr) noexcept -> BrickOccupancy
constexpr auto	voxel::neighboursPosZ (const BrickOccupancy &brick, const BrickOccupancy *adjacent=nullptr) noexcept -> BrickOccupancy
constexpr auto	voxel::interior (const BrickOccupancy &brick, const BrickNeighbourhood &neighbours={}) noexcept -> BrickOccupancy
constexpr auto	voxel::surfaceShell (const BrickOccupancy &brick, const BrickNeighbourhood &neighbours={}) noexcept -> BrickOccupancy
constexpr auto	voxel::dilate (const BrickOccupancy &brick) noexcept -> BrickOccupancy
constexpr auto	voxel::faceNegX (const BrickOccupancy &brick) noexcept -> uint64_t
	x == 0 plane with bit z * 8 + y
constexpr auto	voxel::facePosX (const BrickOccupancy &brick) noexcept -> uint64_t
	x == 7 plane with bit z * 8 + y
constexpr auto	voxel::faceNegY (const BrickOccupancy &brick) noexcept -> uint64_t
	y == 0 plane with bit z * 8 + x
constexpr auto	voxel::facePosY (const BrickOccupancy &brick) noexcept -> uint64_t
	y == 7 plane with bit z * 8 + x
constexpr auto	voxel::faceNegZ (const BrickOccupancy &brick) noexcept -> uint64_t
	z == 0 plane with bit y * 8 + x
constexpr auto	voxel::facePosZ (const BrickOccupancy &brick) noexcept -> uint64_t
	z == 7 plane with bit y * 8 + x
constexpr auto	voxel::computeFaces (const BrickOccupancy &brick) noexcept -> BrickFaces
constexpr auto	voxel::facesConnect (uint64_t face_a, uint64_t face_b) noexcept -> bool

Variables
constexpr BrickOccupancy	voxel::k_empty_brick {}
constexpr BrickOccupancy	voxel::k_full_brick
constexpr uint64_t	voxel::k_column_x_min = 0x0101010101010101ull
constexpr uint64_t	voxel::k_column_x_max = 0x8080808080808080ull
constexpr uint64_t	voxel::k_row_y_min = 0x00000000000000FFull
constexpr uint64_t	voxel::k_row_y_max = 0xFF00000000000000ull

Detailed Description

Author

dario

Date

08/09/2026

Variable Documentation

k_full_brick

BrickOccupancy voxel::k_full_brick

inlineconstexpr

Initial value:

{
  {~0ull, ~0ull, ~0ull, ~0ull, ~0ull, ~0ull, ~0ull, ~0ull}
}