EXTERNAL/bareiron
1
0
Fork 1
mirror of https://github.com/p2r3/bareiron.git synced 2025-10-01 23:25:09 +02:00
Code Issues Activity

implement basic support for mobs

Browse Source
This commit is contained in:
p2r3
2025-08-22 02:29:59 +03:00
parent 5a0f8fd376
commit ca9edce43a
9 changed files with 205 additions and 41 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
src/worldgen.c
View File

@@ -119,7 +119,7 @@ int interpolate (int a, int b, int c, int d, int x, int z) {
return (top * (CHUNK_SIZE - z) + bottom * z) / (CHUNK_SIZE * CHUNK_SIZE);
}
int getHeightAt (int rx, int rz, int _x, int _z, uint32_t chunk_hash, uint8_t biome) {
int getHeightAtFromHash (int rx, int rz, int _x, int _z, uint32_t chunk_hash, uint8_t biome) {
if (rx == 0 && rz == 0) {
int height = getCornerHeight(chunk_hash, biome);
@@ -135,6 +135,19 @@ int getHeightAt (int rx, int rz, int _x, int _z, uint32_t chunk_hash, uint8_t bi
}
int getHeightAt (int x, int z) {
int _x = div_floor(x, CHUNK_SIZE);
int _z = div_floor(z, CHUNK_SIZE);
int rx = mod_abs(x, CHUNK_SIZE);
int rz = mod_abs(z, CHUNK_SIZE);
uint32_t chunk_hash = getChunkHash(_x, _z);
uint8_t biome = getChunkBiome(_x, _z);
return getHeightAtFromHash(rx, rz, _x, _z, chunk_hash, biome);
}
uint8_t getTerrainAt (int x, int y, int z, ChunkAnchor anchor) {
if (y > 80) return B_air;
@@ -144,7 +157,7 @@ uint8_t getTerrainAt (int x, int y, int z, ChunkAnchor anchor) {
if (rx < 0) rx += CHUNK_SIZE;
if (rz < 0) rz += CHUNK_SIZE;
int height = getHeightAt(rx, rz, anchor.x, anchor.z, anchor.hash, anchor.biome);
int height = getHeightAtFromHash(rx, rz, anchor.x, anchor.z, anchor.hash, anchor.biome);
if (y < 64 || y < height) goto skip_feature;
@@ -170,7 +183,7 @@ uint8_t getTerrainAt (int x, int y, int z, ChunkAnchor anchor) {
switch (anchor.biome) {
case W_plains: { // Generate trees in the plains biome
uint8_t feature_y = getHeightAt(
uint8_t feature_y = getHeightAtFromHash(
feature_x < 0 ? feature_x % CHUNK_SIZE + CHUNK_SIZE : feature_x % CHUNK_SIZE,
feature_z < 0 ? feature_z % CHUNK_SIZE + CHUNK_SIZE : feature_z % CHUNK_SIZE,
anchor.x, anchor.z, anchor.hash, anchor.biome