{0.85, 0.5, v3f(125.0, 125.0, 125.0), -932, 5, 0.7};
NoiseParams nparams_v6_def_height_select =
{0.5, 1.0, v3f(250.0, 250.0, 250.0), 4213, 5, 0.69};
-NoiseParams nparams_v6_def_trees =
- {0.0, 1.0, v3f(125.0, 125.0, 125.0), 2, 4, 0.66};
NoiseParams nparams_v6_def_mud =
{AVERAGE_MUD_AMOUNT, 2.0, v3f(200.0, 200.0, 200.0), 91013, 3, 0.55};
NoiseParams nparams_v6_def_beach =
{0.0, 1.0, v3f(250.0, 250.0, 250.0), 9130, 3, 0.50};
NoiseParams nparams_v6_def_cave =
{6.0, 6.0, v3f(250.0, 250.0, 250.0), 34329, 3, 0.50};
+NoiseParams nparams_v6_def_humidity =
+ {0.5, 0.5, v3f(500.0, 500.0, 500.0), 72384, 4, 0.66};
+NoiseParams nparams_v6_def_trees =
+ {0.0, 1.0, v3f(125.0, 125.0, 125.0), 2, 4, 0.66};
+NoiseParams nparams_v6_def_apple_trees =
+ {0.0, 1.0, v3f(100.0, 100.0, 100.0), 342902, 3, 0.45};
///////////////////////////////////////////////////////////////////////////////
-MapgenV6::MapgenV6(int mapgenid, MapgenV6Params *params) {
+MapgenV6::MapgenV6(int mapgenid, MapgenV6Params *params, EmergeManager *emerge) {
this->generating = false;
this->id = mapgenid;
+ this->emerge = emerge;
this->seed = (int)params->seed;
this->water_level = params->water_level;
this->ystride = csize.X; //////fix this
- np_cave = params->np_cave;
+ np_cave = params->np_cave;
+ np_humidity = params->np_humidity;
+ np_trees = params->np_trees;
+ np_apple_trees = params->np_apple_trees;
noise_terrain_base = new Noise(params->np_terrain_base, seed, csize.X, csize.Y);
noise_terrain_higher = new Noise(params->np_terrain_higher, seed, csize.X, csize.Y);
noise_steepness = new Noise(params->np_steepness, seed, csize.X, csize.Y);
noise_height_select = new Noise(params->np_height_select, seed, csize.X, csize.Y);
- noise_trees = new Noise(params->np_trees, seed, csize.X, csize.Y);
noise_mud = new Noise(params->np_mud, seed, csize.X, csize.Y);
noise_beach = new Noise(params->np_beach, seed, csize.X, csize.Y);
noise_biome = new Noise(params->np_biome, seed, csize.X, csize.Y);
delete noise_terrain_higher;
delete noise_steepness;
delete noise_height_select;
- delete noise_trees;
delete noise_mud;
delete noise_beach;
delete noise_biome;
//////////////////////// Noise functions
-float MapgenV6::getTreeAmount(v2s16 p) {
- int index = (p.Y - node_min.Z) * ystride + (p.X - node_min.X);
- return getTreeAmount(index);
-}
-
-
float MapgenV6::getMudAmount(v2s16 p) {
int index = (p.Y - node_min.Z) * ystride + (p.X - node_min.X);
return getMudAmount(index);
}
-float MapgenV6::getTreeAmount(int index)
+float MapgenV6::getHumidity(v2s16 p)
+{
+ /*double noise = noise2d_perlin(
+ 0.5+(float)p.X/500, 0.5+(float)p.Y/500,
+ seed+72384, 4, 0.66);
+ noise = (noise + 1.0)/2.0;*/
+
+ float noise = NoisePerlin2D(np_humidity, p.X, p.Y, seed);
+
+ if (noise < 0.0)
+ noise = 0.0;
+ if (noise > 1.0)
+ noise = 1.0;
+ return noise;
+}
+
+
+float MapgenV6::getTreeAmount(v2s16 p)
{
/*double noise = noise2d_perlin(
0.5+(float)p.X/125, 0.5+(float)p.Y/125,
seed+2, 4, 0.66);*/
- float noise = noise_trees->result[index];
+ float noise = NoisePerlin2D(np_trees, p.X, p.Y, seed);
float zeroval = -0.39;
if (noise < zeroval)
return 0;
}
+bool MapgenV6::getHaveAppleTree(v2s16 p)
+{
+ /*is_apple_tree = noise2d_perlin(
+ 0.5+(float)p.X/100, 0.5+(float)p.Z/100,
+ data->seed+342902, 3, 0.45) > 0.2;*/
+
+ float noise = NoisePerlin2D(np_apple_trees, p.X, p.Y, seed);
+
+ return noise > 0.2;
+}
+
+
float MapgenV6::getMudAmount(int index)
{
if (flags & MG_FLAT)
// Generate general ground level to full area
stone_surface_max_y = generateGround();
+ generateSomething();
+
const s16 max_spread_amount = MAP_BLOCKSIZE;
// Limit dirt flow area by 1 because mud is flown into neighbors.
s16 mudflow_minpos = -max_spread_amount + 1;
// Grow grass
growGrass();
- // Generate some trees
+ // Generate some trees, and add grass, if a jungle
if (flags & MG_TREES)
- placeTrees();
+ placeTreesAndJungleGrass();
+
+ // Generate the registered ores
+ for (unsigned int i = 0; i != emerge->ores.size(); i++) {
+ Ore *ore = emerge->ores[i];
+ ore->generate(this, blockseed + i, node_min, node_max);
+ }
// Calculate lighting
- updateLighting(node_min, node_max);
+ calcLighting(node_min, node_max);
this->generating = false;
}
noise_height_select->perlinMap2D(
x + 0.5 * noise_height_select->np->spread.X,
z + 0.5 * noise_height_select->np->spread.Z);
- }
-
- if (flags & MG_TREES) {
- noise_trees->perlinMap2D(
- x + 0.5 * noise_trees->np->spread.X,
- z + 0.5 * noise_trees->np->spread.Z);
- }
-
- if (!(flags & MG_FLAT)) {
+
noise_mud->perlinMap2D(
x + 0.5 * noise_mud->np->spread.X,
z + 0.5 * noise_mud->np->spread.Z);
noise_mud->transformNoiseMap();
}
+
noise_beach->perlinMap2D(
x + 0.2 * noise_beach->np->spread.X,
z + 0.7 * noise_beach->np->spread.Z);
}
-void MapgenV6::placeTrees() {
+void MapgenV6::placeTreesAndJungleGrass() {
+ //TimeTaker t("placeTrees");
+ if (node_max.Y < water_level)
+ return;
+
+ PseudoRandom grassrandom(blockseed + 53);
+ content_t c_junglegrass = ndef->getId("mapgen_junglegrass");
+ // if we don't have junglegrass, don't place cignore... that's bad
+ if (c_junglegrass == CONTENT_IGNORE)
+ c_junglegrass = CONTENT_AIR;
+ MapNode n_junglegrass(c_junglegrass);
+ v3s16 em = vm->m_area.getExtent();
+
// Divide area into parts
s16 div = 8;
s16 sidelen = central_area_size.X / div;
double area = sidelen * sidelen;
+ // N.B. We must add jungle grass first, since tree leaves will
+ // obstruct the ground, giving us a false ground level
for (s16 z0 = 0; z0 < div; z0++)
for (s16 x0 = 0; x0 < div; x0++) {
// Center position of part of division
node_min.X + sidelen + sidelen * x0 - 1,
node_min.Z + sidelen + sidelen * z0 - 1
);
- // Amount of trees
- u32 tree_count = area * getTreeAmount(p2d_center); /////////////optimize this!
+
+ // Amount of trees, jungle area
+ u32 tree_count = area * getTreeAmount(p2d_center);
+
+ float humidity;
+ bool is_jungle = false;
+ if (flags & MGV6_JUNGLES) {
+ humidity = getHumidity(p2d_center);
+ if (humidity > 0.75) {
+ is_jungle = true;
+ tree_count *= 4;
+ }
+ }
+
+ // Add jungle grass
+ if (is_jungle) {
+ u32 grass_count = 5 * humidity * tree_count;
+ for (u32 i = 0; i < grass_count; i++) {
+ s16 x = grassrandom.range(p2d_min.X, p2d_max.X);
+ s16 z = grassrandom.range(p2d_min.Y, p2d_max.Y);
+
+ s16 y = find_ground_level(v2s16(x, z)); ////////////////optimize this!
+ if (y < water_level || y < node_min.Y || y > node_max.Y)
+ continue;
+
+ u32 vi = vm->m_area.index(x, y, z);
+ // place on dirt_with_grass, since we know it is exposed to sunlight
+ if (vm->m_data[vi].getContent() == c_dirt_with_grass) {
+ vm->m_area.add_y(em, vi, 1);
+ vm->m_data[vi] = n_junglegrass;
+ }
+ }
+ }
+
// Put trees in random places on part of division
for (u32 i = 0; i < tree_count; i++) {
s16 x = myrand_range(p2d_min.X, p2d_max.X);
continue;
}
p.Y++;
+
// Make a tree
- treegen::make_tree(*vm, p, false, ndef, myrand());
+ if (is_jungle) {
+ treegen::make_jungletree(*vm, p, ndef, myrand());
+ } else {
+ bool is_apple_tree = (myrand_range(0, 3) == 0) &&
+ getHaveAppleTree(v2s16(x, z));
+ treegen::make_tree(*vm, p, is_apple_tree, ndef, myrand());
+ }
}
}
+ //printf("placeTreesAndJungleGrass: %dms\n", t.stop());
}
}
+void MapgenV6::defineCave(Cave &cave, PseudoRandom ps,
+ v3s16 node_min, bool large_cave) {
+ cave.min_tunnel_diameter = 2;
+ cave.max_tunnel_diameter = ps.range(2,6);
+ cave.dswitchint = ps.range(1,14);
+ cave.flooded = true; //large_cave && ps.range(0,4);
+ if(large_cave){
+ cave.part_max_length_rs = ps.range(2,4);
+ cave.tunnel_routepoints = ps.range(5, ps.range(15,30));
+ cave.min_tunnel_diameter = 5;
+ cave.max_tunnel_diameter = ps.range(7, ps.range(8,24));
+ } else {
+ cave.part_max_length_rs = ps.range(2,9);
+ cave.tunnel_routepoints = ps.range(10, ps.range(15,30));
+ }
+ cave.large_cave_is_flat = (ps.range(0,1) == 0);
+}
+
+
void MapgenV6::generateCaves(int max_stone_y) {
// 24ms @cs=8
//TimeTaker timer1("caves");
break;*/
bool large_cave = (jj >= caves_count);
- s16 min_tunnel_diameter = 2;
- s16 max_tunnel_diameter = ps.range(2,6);
- int dswitchint = ps.range(1,14);
- u16 tunnel_routepoints = 0;
- int part_max_length_rs = 0;
- if(large_cave){
- part_max_length_rs = ps.range(2,4);
- tunnel_routepoints = ps.range(5, ps.range(15,30));
- min_tunnel_diameter = 5;
- max_tunnel_diameter = ps.range(7, ps.range(8,24));
- } else {
- part_max_length_rs = ps.range(2,9);
- tunnel_routepoints = ps.range(10, ps.range(15,30));
- }
- bool large_cave_is_flat = (ps.range(0,1) == 0);
+
+ Cave cave;
+ defineCave(cave, ps, node_min, large_cave);
v3f main_direction(0,0,0);
// Allow a bit more
//(this should be more than the maximum radius of the tunnel)
s16 insure = 10;
- s16 more = max_spread_amount - max_tunnel_diameter / 2 - insure;
+ s16 more = max_spread_amount - cave.max_tunnel_diameter / 2 - insure;
ar += v3s16(1,0,1) * more * 2;
of -= v3s16(1,0,1) * more;
s16 route_y_min = 0;
// Allow half a diameter + 7 over stone surface
- s16 route_y_max = -of.Y + max_stone_y + max_tunnel_diameter/2 + 7;
+ s16 route_y_max = -of.Y + max_stone_y + cave.max_tunnel_diameter/2 + 7;
// Limit maximum to area
route_y_max = rangelim(route_y_max, 0, ar.Y-1);
s16 min = 0;
if(node_min.Y < water_level && node_max.Y > water_level)
{
- min = water_level - max_tunnel_diameter/3 - of.Y;
- route_y_max = water_level + max_tunnel_diameter/3 - of.Y;
+ min = water_level - cave.max_tunnel_diameter/3 - of.Y;
+ route_y_max = water_level + cave.max_tunnel_diameter/3 - of.Y;
}
- route_y_min = ps.range(min, min + max_tunnel_diameter);
+ route_y_min = ps.range(min, min + cave.max_tunnel_diameter);
route_y_min = rangelim(route_y_min, 0, route_y_max);
}
Generate some tunnel starting from orp
*/
- for(u16 j=0; j<tunnel_routepoints; j++)
+ for(u16 j=0; j<cave.tunnel_routepoints; j++)
{
- if(j%dswitchint==0 && large_cave == false)
+ if(j%cave.dswitchint==0 && large_cave == false)
{
main_direction = v3f(
((float)(ps.next()%20)-(float)10)/10,
}
// Randomize size
- s16 min_d = min_tunnel_diameter;
- s16 max_d = max_tunnel_diameter;
+ s16 min_d = cave.min_tunnel_diameter;
+ s16 max_d = cave.max_tunnel_diameter;
s16 rs = ps.range(min_d, max_d);
// Every second section is rough
if(large_cave)
{
maxlen = v3s16(
- rs*part_max_length_rs,
- rs*part_max_length_rs/2,
- rs*part_max_length_rs
+ rs*cave.part_max_length_rs,
+ rs*cave.part_max_length_rs/2,
+ rs*cave.part_max_length_rs
);
}
else
{
maxlen = v3s16(
- rs*part_max_length_rs,
- ps.range(1, rs*part_max_length_rs),
- rs*part_max_length_rs
+ rs*cave.part_max_length_rs,
+ ps.range(1, rs*cave.part_max_length_rs),
+ rs*cave.part_max_length_rs
);
}
/*// Make better floors in small caves
if(y0 <= -rs/2 && rs<=7)
continue;*/
- if (large_cave_is_flat) {
+ if (cave.large_cave_is_flat) {
// Make large caves not so tall
if (rs > 7 && abs(y0) >= rs/3)
continue;
u32 i = vm->m_area.index(p);
if(large_cave) {
- if (full_node_min.Y < water_level &&
+ if (cave.flooded && full_node_min.Y < water_level &&
full_node_max.Y > water_level) {
if (p.Y <= water_level)
vm->m_data[i] = waternode;
else
vm->m_data[i] = airnode;
- } else if (full_node_max.Y < water_level) {
+ } else if (cave.flooded && full_node_max.Y < water_level) {
if (p.Y < startp.Y - 2)
vm->m_data[i] = lavanode;
else
projects / dragonfireclient.git / blobdiff