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Tile under foot

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This commit is contained in:
Dominic Masters
2025-11-10 11:01:41 -06:00
parent 3eb24da475
commit 562da971e9
6 changed files with 36 additions and 9 deletions
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12
src/rpg/world/worldpos.c
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@@ -23,6 +23,18 @@ void worldPosToChunkPos(const worldpos_t* worldPos, chunkpos_t* out) {
out->z = (chunkunit_t)(worldPos->z / CHUNK_DEPTH);
}
chunktileindex_t woprldPosToChunkTileIndex(const worldpos_t* worldPos) {
uint8_t localX = (uint8_t)(worldPos->x % CHUNK_WIDTH);
uint8_t localY = (uint8_t)(worldPos->y % CHUNK_HEIGHT);
uint8_t localZ = (uint8_t)(worldPos->z % CHUNK_DEPTH);
return (chunktileindex_t)(
(localZ * CHUNK_WIDTH * CHUNK_HEIGHT) +
(localY * CHUNK_WIDTH) +
localX
);
}
chunkindex_t chunkPosToIndex(const chunkpos_t* pos) {
return (chunkindex_t)(
(pos->z * MAP_CHUNK_WIDTH * MAP_CHUNK_HEIGHT) +