56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
// Copyright (c) 2021 Dominic Masters
|
|
//
|
|
// This software is released under the MIT License.
|
|
// https://opensource.org/licenses/MIT
|
|
|
|
#pragma once
|
|
#include <stdint.h>
|
|
#include <malloc.h>
|
|
#include "chunk.h"
|
|
#include "./../util/math.h"
|
|
|
|
typedef struct {
|
|
/** Dimensions of the chunk list */
|
|
int32_t width, height, depth;
|
|
|
|
/** Position of index 0 */
|
|
int32_t x, y, z;
|
|
|
|
/** Count of chunks in the internal array */
|
|
int32_t count;
|
|
|
|
/** Current order of each chunk in the list. */
|
|
chunk_t **chunkList;
|
|
|
|
/** The actual chunks in the list */
|
|
chunk_t *chunks;
|
|
} chunklist_t;
|
|
|
|
/**
|
|
* Creates a new chunk list. Chunk lists are managed to be memory efficient by
|
|
* only keeping a small fraction of the overall size loaded at any given time.
|
|
*
|
|
* @param width The width (x axis) of chunks to keep loaded.
|
|
* @param height The height (y axis) of chunks to keep loaded.
|
|
* @param depth The depth (z axis) of chunks to keep loaded.
|
|
* @returns A new chunk list.
|
|
*/
|
|
chunklist_t * chunkListCreate(int32_t width, int32_t height, int32_t depth);
|
|
|
|
/**
|
|
* Disposes and frees a previously created list. This does not free the chunks
|
|
* themselves.
|
|
|
|
* @param list The list to free.
|
|
*/
|
|
void chunkListDispose(chunklist_t *list);
|
|
|
|
/**
|
|
* Shift the chunk list along a set of axis (in absolute space).
|
|
*
|
|
* @param list List to shift.
|
|
* @param x X movement to shift chunk along.
|
|
* @param y Y movement to shift chunk along.
|
|
* @param z Z movement to shift chunk along.
|
|
*/
|
|
void chunkListShift(chunklist_t *list, int32_t x, int32_t y, int32_t z); |