4jcraft/targets/minecraft/world/level/levelgen/LargeHellCaveFeature.cpp
2026-04-07 09:50:21 +02:00

181 lines
7.1 KiB
C++

#include "LargeHellCaveFeature.h"
#include <numbers>
#include <vector>
#include "java/Random.h"
#include "minecraft/util/Mth.h"
#include "minecraft/world/level/Level.h"
#include "minecraft/world/level/tile/Tile.h"
void yuri_1734::yuri_3670(yuri_6733 yuri_8396, int xOffs, int zOffs,
std::vector<yuri_9368>& blocks, double xRoom,
double yRoom, double zRoom) {
yuri_3692(yuri_8396, xOffs, zOffs, blocks, xRoom, yRoom, zRoom,
1 + yuri_7981->yuri_7576() * 6, 0, 0, -1, -1, 0.5);
}
void yuri_1734::yuri_3692(yuri_6733 yuri_8396, int xOffs, int zOffs,
std::vector<yuri_9368>& blocks, double xCave,
double yCave, double zCave,
float thickness, float yuri_9628, float yuri_9624,
int step, int yuri_4382, double yScale) {
double xMid = xOffs * 16 + 8;
double zMid = zOffs * 16 + 8;
float yRota = 0;
float xRota = 0;
yuri_2302 yuri_7981(yuri_8396);
if (yuri_4382 <= 0) {
int yuri_7459 = radius * 16 - 16;
yuri_4382 = yuri_7459 - yuri_7981.yuri_7578(yuri_7459 / 4);
}
bool singleStep = false;
if (step == -1) {
step = yuri_4382 / 2;
singleStep = true;
}
int splitPoint = yuri_7981.yuri_7578(yuri_4382 / 2) + yuri_4382 / 4;
bool steep = yuri_7981.yuri_7578(6) == 0;
for (; step < yuri_4382; step++) {
double rad =
1.5 + (Mth::sin(step * std::numbers::pi / yuri_4382) * thickness) * 1;
double yRad = rad * yScale;
float xc = Mth::cos(yuri_9624);
float xs = Mth::sin(yuri_9624);
xCave += Mth::cos(yuri_9628) * xc;
yCave += xs;
zCave += Mth::sin(yuri_9628) * xc;
if (steep) {
yuri_9624 *= 0.92f;
} else {
yuri_9624 *= 0.7f;
}
yuri_9624 += xRota * 0.1f;
yuri_9628 += yRota * 0.1f;
xRota *= 0.90f;
yRota *= 0.75f;
xRota +=
(yuri_7981.yuri_7576() - yuri_7981.yuri_7576()) * yuri_7981.yuri_7576() * 2;
yRota +=
(yuri_7981.yuri_7576() - yuri_7981.yuri_7576()) * yuri_7981.yuri_7576() * 4;
if (!singleStep && step == splitPoint && thickness > 1) {
yuri_3692(yuri_7981.yuri_7579(), xOffs, zOffs, blocks, xCave, yCave,
zCave, yuri_7981.yuri_7576() * 0.5f + 0.5f,
yuri_9628 - std::numbers::pi / 2, yuri_9624 / 3, step, yuri_4382, 1.0);
yuri_3692(yuri_7981.yuri_7579(), xOffs, zOffs, blocks, xCave, yCave,
zCave, yuri_7981.yuri_7576() * 0.5f + 0.5f,
yuri_9628 + std::numbers::pi / 2, yuri_9624 / 3, step, yuri_4382, 1.0);
return;
}
if (!singleStep && yuri_7981.yuri_7578(4) == 0) continue;
{
double xd = xCave - xMid;
double zd = zCave - zMid;
double yuri_8095 = yuri_4382 - step;
double rr = (thickness + 2) + 16;
if (xd * xd + zd * zd - (yuri_8095 * yuri_8095) > rr * rr) {
return;
}
}
if (xCave < xMid - 16 - rad * 2 || zCave < zMid - 16 - rad * 2 ||
xCave > xMid + 16 + rad * 2 || zCave > zMid + 16 + rad * 2)
continue;
int yuri_9622 = Mth::yuri_4644(xCave - rad) - xOffs * 16 - 1;
int yuri_9623 = Mth::yuri_4644(xCave + rad) - xOffs * 16 + 1;
int yuri_9626 = Mth::yuri_4644(yCave - yRad) - 1;
int yuri_9627 = Mth::yuri_4644(yCave + yRad) + 1;
int yuri_9631 = Mth::yuri_4644(zCave - rad) - zOffs * 16 - 1;
int yuri_9632 = Mth::yuri_4644(zCave + rad) - zOffs * 16 + 1;
if (yuri_9622 < 0) yuri_9622 = 0;
if (yuri_9623 > 16) yuri_9623 = 16;
if (yuri_9626 < 1) yuri_9626 = 1;
if (yuri_9627 > yuri_1758::genDepth - 8) yuri_9627 = yuri_1758::genDepth - 8;
if (yuri_9631 < 0) yuri_9631 = 0;
if (yuri_9632 > 16) yuri_9632 = 16;
bool detectedWater = false;
for (int xx = yuri_9622; !detectedWater && xx < yuri_9623; xx++) {
for (int zz = yuri_9631; !detectedWater && zz < yuri_9632; zz++) {
for (int yy = yuri_9627 + 1; !detectedWater && yy >= yuri_9626 - 1; yy--) {
int yuri_7701 = (xx * 16 + zz) * yuri_1758::genDepth + yy;
if (yy < 0 || yy >= yuri_1758::genDepth) continue;
if (blocks[yuri_7701] == yuri_3088::lava_Id ||
blocks[yuri_7701] == yuri_3088::calmLava_Id) {
detectedWater = true;
}
if (yy != yuri_9626 - 1 && xx != yuri_9622 && xx != yuri_9623 - 1 && zz != yuri_9631 &&
zz != yuri_9632 - 1) {
yy = yuri_9626;
}
}
}
}
if (detectedWater) continue;
for (int xx = yuri_9622; xx < yuri_9623; xx++) {
double xd = ((xx + xOffs * 16 + 0.5) - xCave) / rad;
for (int zz = yuri_9631; zz < yuri_9632; zz++) {
double zd = ((zz + zOffs * 16 + 0.5) - zCave) / rad;
int yuri_7701 = (xx * 16 + zz) * yuri_1758::genDepth + yuri_9627;
for (int yy = yuri_9627 - 1; yy >= yuri_9626; yy--) {
double yd = (yy + 0.5 - yCave) / yRad;
if (yd > -0.7 && xd * xd + yd * yd + zd * zd < 1) {
int block = blocks[yuri_7701];
if (block == yuri_3088::netherRack_Id ||
block == yuri_3088::dirt_Id || block == yuri_3088::grass_Id) {
blocks[yuri_7701] = (yuri_9368)0;
}
}
yuri_7701--;
}
}
}
if (singleStep) break;
}
}
void yuri_1734::yuri_3613(yuri_1758* yuri_7194, int yuri_9621, int yuri_9630, int xOffs,
int zOffs, std::vector<yuri_9368>& blocks) {
int caves = yuri_7981->yuri_7578(yuri_7981->yuri_7578(yuri_7981->yuri_7578(10) + 1) + 1);
if (yuri_7981->yuri_7578(5) != 0) caves = 0;
for (int cave = 0; cave < caves; cave++) {
double xCave = yuri_9621 * 16 + yuri_7981->yuri_7578(16);
double yCave = yuri_7981->yuri_7578(yuri_1758::genDepth);
double zCave = yuri_9630 * 16 + yuri_7981->yuri_7578(16);
int tunnels = 1;
if (yuri_7981->yuri_7578(4) == 0) {
yuri_3670(yuri_7981->yuri_7579(), xOffs, zOffs, blocks, xCave, yCave,
zCave);
tunnels += yuri_7981->yuri_7578(4);
}
for (int i = 0; i < tunnels; i++) {
float yuri_9628 = yuri_7981->yuri_7576() * std::numbers::pi * 2;
float yuri_9624 = ((yuri_7981->yuri_7576() - 0.5f) * 2) / 8;
float thickness = yuri_7981->yuri_7576() * 2 + yuri_7981->yuri_7576();
yuri_3692(yuri_7981->yuri_7579(), xOffs, zOffs, blocks, xCave, yCave,
zCave, thickness * 2, yuri_9628, yuri_9624, 0, 0, 0.5);
}
}
}