kacperks/sandsim
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

feat: Implement minimum 5-pixel spacing for tree seed generation

Browse Source
This commit is contained in:
Kacper Kostka (aider) 2025-04-05 15:05:51 +02:00
parent 170b8d0a85
commit 0b96238226
1 changed files with 32 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
js/world.js
View File

@ -177,7 +177,21 @@ function generateSpecialChunk(chunkData, chunkX, playerChunkX) {
// Randomly spawn tree seeds on grass (reduced frequency) // Randomly spawn tree seeds on grass (reduced frequency)
if (random() < 0.03) { // Reduced from 8% to 3% chance for a tree seed on grass if (random() < 0.03) { // Reduced from 8% to 3% chance for a tree seed on grass
const seedY = floorY - noiseHeight - 1; // Position above the grass const seedY = floorY - noiseHeight - 1; // Position above the grass
if (seedY >= 0 && chunkData[(floorY - noiseHeight) * CHUNK_SIZE + x] === GRASS) {
// Check if there are any existing tree seeds within 5 pixels
let hasSeedNearby = false;
for (let checkY = Math.max(0, seedY - 5); checkY <= Math.min(CHUNK_SIZE - 1, seedY + 5); checkY++) {
for (let checkX = Math.max(0, x - 5); checkX <= Math.min(CHUNK_SIZE - 1, x + 5); checkX++) {
if (chunkData[checkY * CHUNK_SIZE + checkX] === TREE_SEED) {
hasSeedNearby = true;
break;
}
}
if (hasSeedNearby) break;
}
// Only place the seed if there are no other seeds nearby
if (!hasSeedNearby && seedY >= 0 && chunkData[(floorY - noiseHeight) * CHUNK_SIZE + x] === GRASS) {
chunkData[seedY * CHUNK_SIZE + x] = TREE_SEED; chunkData[seedY * CHUNK_SIZE + x] = TREE_SEED;
// Add metadata for the tree seed // Add metadata for the tree seed
const seedMetadata = { const seedMetadata = {
@ -262,7 +276,9 @@ function generateSpecialChunk(chunkData, chunkX, playerChunkX) {
} }
} }
// Add additional tree seeds scattered throughout the terrain (with increased spacing and reduced chance) // Add additional tree seeds scattered throughout the terrain with minimum spacing
const treePositions = []; // Track positions of placed tree seeds
for (let x = 0; x < CHUNK_SIZE; x += 15 + Math.floor(random() * 20)) { // Increased spacing from 5-15 to 15-35 for (let x = 0; x < CHUNK_SIZE; x += 15 + Math.floor(random() * 20)) { // Increased spacing from 5-15 to 15-35
const height = heightMap[x]; const height = heightMap[x];
const surfaceY = floorY - height; const surfaceY = floorY - height;
@ -272,8 +288,21 @@ function generateSpecialChunk(chunkData, chunkX, playerChunkX) {
// Reduced from 25% to 10% chance for a tree seed at each valid position // Reduced from 25% to 10% chance for a tree seed at each valid position
if (random() < 0.1) { if (random() < 0.1) {
const seedY = surfaceY - 1; // Position above the grass const seedY = surfaceY - 1; // Position above the grass
if (seedY >= 0) {
// Check if this position is at least 5 pixels away from any existing tree seed
let tooClose = false;
for (const pos of treePositions) {
const distance = Math.abs(x - pos.x) + Math.abs(seedY - pos.y); // Manhattan distance
if (distance < 5) {
tooClose = true;
break;
}
}
// Only place the seed if it's not too close to another seed
if (!tooClose && seedY >= 0) {
chunkData[seedY * CHUNK_SIZE + x] = TREE_SEED; chunkData[seedY * CHUNK_SIZE + x] = TREE_SEED;
treePositions.push({ x, y: seedY });
} }
} }
} }