alexander.nutz/barecopper
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update ore generation

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This commit is contained in:
p2r3
2025-08-31 22:23:19 +03:00
parent d608014470
commit 6bef88f60d
4 changed files with 89 additions and 62 deletions
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56
src/procedures.c
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@@ -622,7 +622,8 @@ uint8_t isColumnBlock (uint8_t block) {
uint8_t isPassableBlock (uint8_t block) {
return (
block == B_air ||
block == B_water ||
(block >= B_water && block < B_water + 8) ||
(block >= B_lava && block < B_lava + 4) ||
block == B_snow ||
block == B_moss_carpet ||
block == B_short_grass ||
@@ -636,6 +637,7 @@ uint8_t isReplaceableBlock (uint8_t block) {
return (
block == B_air ||
(block >= B_water && block < B_water + 8) ||
(block >= B_lava && block < B_lava + 4) ||
block == B_short_grass ||
block == B_snow
);
@@ -869,7 +871,7 @@ void handleFluidMovement (short x, uint8_t y, short z, uint8_t fluid, uint8_t bl
// a higher fluid "level" means the fluid has traveled farther
uint8_t level = block - fluid;
// Query blocks adjacent to this water stream
// Query blocks adjacent to this fluid stream
uint8_t adjacent[4] = {
getBlockAt(x + 1, y, z),
getBlockAt(x - 1, y, z),
@@ -877,7 +879,7 @@ void handleFluidMovement (short x, uint8_t y, short z, uint8_t fluid, uint8_t bl
getBlockAt(x, y, z - 1)
};
// Handle maintaining connections to a water source
// Handle maintaining connections to a fluid source
if (level != 0) {
// Check if this fluid is connected to a block exactly one level lower
uint8_t connected = false;
@@ -906,6 +908,7 @@ void handleFluidMovement (short x, uint8_t y, short z, uint8_t fluid, uint8_t bl
}
// Stop flowing laterally at the maximum level
if (level == 3 && fluid == B_lava) return;
if (level == 7) return;
// Handle lateral water flow, increasing level by 1
@@ -932,7 +935,7 @@ void checkFluidUpdate (short x, uint8_t y, short z, uint8_t block) {
uint8_t fluid;
if (block >= B_water && block < B_water + 8) fluid = B_water;
// else if (block >= B_lava && block < B_lava + 8) fluid = B_lava;
else if (block >= B_lava && block < B_lava + 4) fluid = B_lava;
else return;
handleFluidMovement(x, y, z, fluid, block);
@@ -1303,6 +1306,10 @@ void hurtEntity (int entity_id, int attacker_id, uint8_t damage_type, uint8_t da
// Killed by a less than 5 block fall
strcpy((char *)recv_buffer + player_name_len, " hit the ground too hard");
recv_buffer[player_name_len + 24] = '\0';
} else if (damage_type == D_lava) {
// Killed by being in lava
strcpy((char *)recv_buffer + player_name_len, " tried to swim in lava");
recv_buffer[player_name_len + 22] = '\0';
} else if (attacker_id < -1) {
// Killed by a mob
strcpy((char *)recv_buffer + player_name_len, " was slain by a mob");
@@ -1314,6 +1321,10 @@ void hurtEntity (int entity_id, int attacker_id, uint8_t damage_type, uint8_t da
strcpy((char *)recv_buffer + player_name_len, " was slain by ");
strcpy((char *)recv_buffer + player_name_len + 14, attacker->name);
recv_buffer[player_name_len + 14 + strlen(attacker->name)] = '\0';
} else {
// Unknown death reason
strcpy((char *)recv_buffer + player_name_len, " died");
recv_buffer[player_name_len + 4] = '\0';
}
} else player->health -= effective_damage;
@@ -1386,31 +1397,37 @@ void handleServerTick (int64_t time_since_last_tick) {
if (player->flags & 0x20) { // Check "client loading" flag
// If 3 seconds (60 vanilla ticks) have passed, assume player has loaded
player->flagval_16 ++;
if (player->flagval_16 > (unsigned int)(3 * TICKS_PER_SECOND)) {
if (player->flagval_16 > (uint16_t)(3 * TICKS_PER_SECOND)) {
player->flags &= ~0x20;
player->flagval_16 = 0;
} else continue;
}
// Send Keep Alive and Update Time packets
sc_keepAlive(player->client_fd);
sc_updateTime(player->client_fd, world_time);
// Reset player attack cooldown
if (player->flags & 0x01) {
if (player->flagval_8 >= (unsigned int)(0.6f * TICKS_PER_SECOND)) {
if (player->flagval_8 >= (uint8_t)(0.6f * TICKS_PER_SECOND)) {
player->flags &= ~0x01;
player->flagval_8 = 0;
} else player->flagval_8 ++;
}
// Handle eating animation
if (player->flags & 0x10) {
if (player->flagval_16 >= (unsigned int)(1.6f * TICKS_PER_SECOND)) {
if (player->flagval_16 >= (uint16_t)(1.6f * TICKS_PER_SECOND)) {
handlePlayerEating(&player_data[i], false);
player->flags &= ~0x10;
player->flagval_16 = 0;
} else player->flagval_16 ++;
}
// Heal from saturation if player is able and has enough food
// Below this, process events that happen once per second
if (server_ticks % (uint32_t)TICKS_PER_SECOND != 0) continue;
// Send Keep Alive and Update Time packets
sc_keepAlive(player->client_fd);
sc_updateTime(player->client_fd, world_time);
// Tick damage from lava
uint8_t block = getBlockAt(player->x, player->y, player->z);
if (block >= B_lava && block < B_lava + 4) {
hurtEntity(player->client_fd, -1, D_lava, 8);
}
// Heal from saturation if player is able and has enough food
if (player->health >= 20 || player->health == 0) continue;
if (player->hunger < 18) continue;
if (player->saturation >= 600) {
@@ -1438,6 +1455,7 @@ void handleServerTick (int64_t time_since_last_tick) {
// Tick mob behavior
for (int i = 0; i < MAX_MOBS; i ++) {
if (mob_data[i].type == 0) continue;
int entity_id = -2 - i;
// Handle deallocation on mob death
if ((mob_data[i].data & 31) == 0) {
@@ -1449,9 +1467,9 @@ void handleServerTick (int64_t time_since_last_tick) {
for (int j = 0; j < MAX_PLAYERS; j ++) {
if (player_data[j].client_fd == -1) continue;
// Spawn death smoke particles
sc_entityEvent(player_data[j].client_fd, -2 - i, 60);
sc_entityEvent(player_data[j].client_fd, entity_id, 60);
// Remove the entity from the client
sc_removeEntity(player_data[j].client_fd, -2 - i);
sc_removeEntity(player_data[j].client_fd, entity_id);
}
continue;
}
@@ -1465,7 +1483,7 @@ void handleServerTick (int64_t time_since_last_tick) {
// Burn hostile mobs if above ground during sunlight
if (!passive && (world_time < 13000 || world_time > 23460) && mob_data[i].y > 48) {
hurtEntity(-2 - i, -1, D_on_fire, 2);
hurtEntity(entity_id, -1, D_on_fire, 2);
}
uint32_t r = fast_rand();
@@ -1518,7 +1536,7 @@ void handleServerTick (int64_t time_since_last_tick) {
// If we're already next to the player, hurt them and skip movement
if (closest_dist < 3 && abs(mob_data[i].y - closest_player->y) < 2) {
hurtEntity(closest_player->client_fd, -2 - i, D_generic, 6);
hurtEntity(closest_player->client_fd, entity_id, D_generic, 6);
continue;
}
@@ -1557,9 +1575,14 @@ void handleServerTick (int64_t time_since_last_tick) {
else continue;
} else {
uint8_t block_below = getBlockAt(new_x, new_y - 1, new_z);
if (isPassableBlock(block_below)) new_y -= 1;
if (isPassableBlock(block_below) && block != B_water) new_y -= 1;
}
if ( // Hurt mobs that stumble into lava
(block >= B_lava && block < B_lava + 4) ||
(block_above >= B_lava && block_above < B_lava + 4)
) hurtEntity(entity_id, -1, D_lava, 8);
// Store new mob position
mob_data[i].x = new_x;
mob_data[i].y = new_y;
@@ -1568,7 +1591,6 @@ void handleServerTick (int64_t time_since_last_tick) {
// Broadcast relevant entity movement packets
for (int j = 0; j < MAX_PLAYERS; j ++) {
if (player_data[j].client_fd == -1) continue;
int entity_id = -2 - i;
sc_teleportEntity (
player_data[j].client_fd, entity_id,
(double)new_x + 0.5, new_y, (double)new_z + 0.5,