diff --git a/src/mapgen.cpp b/src/mapgen.cpp index 7e959533d..009a81f0c 100644 --- a/src/mapgen.cpp +++ b/src/mapgen.cpp @@ -386,6 +386,8 @@ MgStoneType MapgenBasic::generateBiomes() u32 index = 0; MgStoneType stone_type = MGSTONE_STONE; + noise_filler_depth->perlinMap2D(node_min.X, node_min.Z); + for (s16 z = node_min.Z; z <= node_max.Z; z++) for (s16 x = node_min.X; x <= node_max.X; x++, index++) { Biome *biome = NULL; diff --git a/src/mapgen_flat.cpp b/src/mapgen_flat.cpp index a541a54f3..ded859f65 100644 --- a/src/mapgen_flat.cpp +++ b/src/mapgen_flat.cpp @@ -227,9 +227,6 @@ void MapgenFlat::makeChunk(BlockMakeData *data) blockseed = getBlockSeed2(full_node_min, seed); - // Make some noise - calculateNoise(); - // Generate base terrain, mountains, and ridges with initial heightmaps s16 stone_surface_max_y = generateTerrain(); @@ -312,24 +309,6 @@ void MapgenFlat::makeChunk(BlockMakeData *data) } -void MapgenFlat::calculateNoise() -{ - //TimeTaker t("calculateNoise", NULL, PRECISION_MICRO); - s16 x = node_min.X; - s16 z = node_min.Z; - - if ((spflags & MGFLAT_LAKES) || (spflags & MGFLAT_HILLS)) - noise_terrain->perlinMap2D(x, z); - - // Cave noises are calculated in generateCaves() - // only if solid terrain is present in mapchunk - - noise_filler_depth->perlinMap2D(x, z); - - //printf("calculateNoise: %dus\n", t.stop()); -} - - s16 MapgenFlat::generateTerrain() { MapNode n_air(CONTENT_AIR); @@ -340,13 +319,14 @@ s16 MapgenFlat::generateTerrain() s16 stone_surface_max_y = -MAX_MAP_GENERATION_LIMIT; u32 ni2d = 0; + bool use_noise = (spflags & MGFLAT_LAKES) || (spflags & MGFLAT_HILLS); + if (use_noise) + noise_terrain->perlinMap2D(node_min.X, node_min.Z); + for (s16 z = node_min.Z; z <= node_max.Z; z++) for (s16 x = node_min.X; x <= node_max.X; x++, ni2d++) { s16 stone_level = ground_level; - float n_terrain = 0.0f; - - if ((spflags & MGFLAT_LAKES) || (spflags & MGFLAT_HILLS)) - n_terrain = noise_terrain->result[ni2d]; + float n_terrain = use_noise ? noise_terrain->result[ni2d] : 0.0f; if ((spflags & MGFLAT_LAKES) && n_terrain < lake_threshold) { s16 depress = (lake_threshold - n_terrain) * lake_steepness; diff --git a/src/mapgen_flat.h b/src/mapgen_flat.h index 2b98c1f31..39da6e025 100644 --- a/src/mapgen_flat.h +++ b/src/mapgen_flat.h @@ -78,7 +78,6 @@ public: virtual void makeChunk(BlockMakeData *data); int getSpawnLevelAtPoint(v2s16 p); - void calculateNoise(); s16 generateTerrain(); }; diff --git a/src/mapgen_fractal.cpp b/src/mapgen_fractal.cpp index dca10d253..f54de6275 100644 --- a/src/mapgen_fractal.cpp +++ b/src/mapgen_fractal.cpp @@ -243,9 +243,6 @@ void MapgenFractal::makeChunk(BlockMakeData *data) blockseed = getBlockSeed2(full_node_min, seed); - // Make some noise - calculateNoise(); - // Generate base terrain, mountains, and ridges with initial heightmaps s16 stone_surface_max_y = generateTerrain(); @@ -328,23 +325,6 @@ void MapgenFractal::makeChunk(BlockMakeData *data) } -void MapgenFractal::calculateNoise() -{ - //TimeTaker t("calculateNoise", NULL, PRECISION_MICRO); - s16 x = node_min.X; - s16 z = node_min.Z; - - noise_seabed->perlinMap2D(x, z); - - // Cave noises are calculated in generateCaves() - // only if solid terrain is present in mapchunk - - noise_filler_depth->perlinMap2D(x, z); - - //printf("calculateNoise: %dus\n", t.stop()); -} - - bool MapgenFractal::getFractalAtPoint(s16 x, s16 y, s16 z) { float cx, cy, cz, cw, ox, oy, oz, ow; @@ -474,6 +454,8 @@ s16 MapgenFractal::generateTerrain() s16 stone_surface_max_y = -MAX_MAP_GENERATION_LIMIT; u32 index2d = 0; + noise_seabed->perlinMap2D(node_min.X, node_min.Z); + for (s16 z = node_min.Z; z <= node_max.Z; z++) { for (s16 y = node_min.Y - 1; y <= node_max.Y + 1; y++) { u32 vi = vm->m_area.index(node_min.X, y, z); diff --git a/src/mapgen_fractal.h b/src/mapgen_fractal.h index 176885d46..e30550405 100644 --- a/src/mapgen_fractal.h +++ b/src/mapgen_fractal.h @@ -88,7 +88,6 @@ public: virtual void makeChunk(BlockMakeData *data); int getSpawnLevelAtPoint(v2s16 p); - void calculateNoise(); bool getFractalAtPoint(s16 x, s16 y, s16 z); s16 generateTerrain(); }; diff --git a/src/mapgen_v5.cpp b/src/mapgen_v5.cpp index 0c063dc6f..85df34353 100644 --- a/src/mapgen_v5.cpp +++ b/src/mapgen_v5.cpp @@ -225,9 +225,6 @@ void MapgenV5::makeChunk(BlockMakeData *data) // Create a block-specific seed blockseed = getBlockSeed2(full_node_min, seed); - // Make some noise - calculateNoise(); - // Generate base terrain s16 stone_surface_max_y = generateBaseTerrain(); @@ -312,26 +309,6 @@ void MapgenV5::makeChunk(BlockMakeData *data) } -void MapgenV5::calculateNoise() -{ - //TimeTaker t("calculateNoise", NULL, PRECISION_MICRO); - s16 x = node_min.X; - s16 y = node_min.Y - 1; - s16 z = node_min.Z; - - noise_factor->perlinMap2D(x, z); - noise_height->perlinMap2D(x, z); - noise_ground->perlinMap3D(x, y, z); - - // Cave noises are calculated in generateCaves() - // only if solid terrain is present in mapchunk - - noise_filler_depth->perlinMap2D(x, z); - - //printf("calculateNoise: %dus\n", t.stop()); -} - - //bool is_cave(u32 index) { // double d1 = contour(noise_cave1->result[index]); // double d2 = contour(noise_cave2->result[index]); @@ -355,6 +332,10 @@ int MapgenV5::generateBaseTerrain() u32 index2d = 0; int stone_surface_max_y = -MAX_MAP_GENERATION_LIMIT; + noise_factor->perlinMap2D(node_min.X, node_min.Z); + noise_height->perlinMap2D(node_min.X, node_min.Z); + noise_ground->perlinMap3D(node_min.X, node_min.Y - 1, node_min.Z); + for (s16 z=node_min.Z; z<=node_max.Z; z++) { for (s16 y=node_min.Y - 1; y<=node_max.Y + 1; y++) { u32 vi = vm->m_area.index(node_min.X, y, z); diff --git a/src/mapgen_v5.h b/src/mapgen_v5.h index 99836b23e..dd5ca0a31 100644 --- a/src/mapgen_v5.h +++ b/src/mapgen_v5.h @@ -69,7 +69,6 @@ public: virtual void makeChunk(BlockMakeData *data); int getSpawnLevelAtPoint(v2s16 p); - void calculateNoise(); int generateBaseTerrain(); }; diff --git a/src/mapgen_v7.cpp b/src/mapgen_v7.cpp index ee2c5f45f..5c5f13b88 100644 --- a/src/mapgen_v7.cpp +++ b/src/mapgen_v7.cpp @@ -252,9 +252,6 @@ void MapgenV7::makeChunk(BlockMakeData *data) blockseed = getBlockSeed2(full_node_min, seed); - // Make some noise - calculateNoise(); - // Generate terrain and ridges with initial heightmaps s16 stone_surface_max_y = generateTerrain(); @@ -340,37 +337,6 @@ void MapgenV7::makeChunk(BlockMakeData *data) } -void MapgenV7::calculateNoise() -{ - //TimeTaker t("calculateNoise", NULL, PRECISION_MICRO); - s16 x = node_min.X; - s16 y = node_min.Y - 1; - s16 z = node_min.Z; - - noise_terrain_persist->perlinMap2D(x, z); - float *persistmap = noise_terrain_persist->result; - - noise_terrain_base->perlinMap2D(x, z, persistmap); - noise_terrain_alt->perlinMap2D(x, z, persistmap); - noise_height_select->perlinMap2D(x, z); - - if (spflags & MGV7_MOUNTAINS) { - noise_mountain->perlinMap3D(x, y, z); - noise_mount_height->perlinMap2D(x, z); - } - - if ((spflags & MGV7_RIDGES) && node_max.Y >= water_level) { - noise_ridge->perlinMap3D(x, y, z); - noise_ridge_uwater->perlinMap2D(x, z); - } - - // Cave noises are calculated in generateCaves() - // only if solid terrain is present in mapchunk - - //printf("calculateNoise: %dus\n", t.stop()); -} - - float MapgenV7::baseTerrainLevelAtPoint(s16 x, s16 z) { float hselect = NoisePerlin2D(&noise_height_select->np, x, z, seed); @@ -430,10 +396,23 @@ int MapgenV7::generateTerrain() MapNode n_stone(c_stone); MapNode n_water(c_water_source); + //// Calculate noise for terrain generation + noise_terrain_persist->perlinMap2D(node_min.X, node_min.Z); + float *persistmap = noise_terrain_persist->result; + + noise_terrain_base->perlinMap2D(node_min.X, node_min.Z, persistmap); + noise_terrain_alt->perlinMap2D(node_min.X, node_min.Z, persistmap); + noise_height_select->perlinMap2D(node_min.X, node_min.Z); + + if (spflags & MGV7_MOUNTAINS) { + noise_mountain->perlinMap3D(node_min.X, node_min.Y - 1, node_min.Z); + noise_mount_height->perlinMap2D(node_min.X, node_min.Z); + } + + //// Place nodes v3s16 em = vm->m_area.getExtent(); s16 stone_surface_max_y = -MAX_MAP_GENERATION_LIMIT; u32 index2d = 0; - bool mountain_flag = spflags & MGV7_MOUNTAINS; for (s16 z = node_min.Z; z <= node_max.Z; z++) for (s16 x = node_min.X; x <= node_max.X; x++, index2d++) { @@ -450,7 +429,7 @@ int MapgenV7::generateTerrain() if (vm->m_data[vi].getContent() == CONTENT_IGNORE) { if (y <= surface_y) { vm->m_data[vi] = n_stone; // Base terrain - } else if (mountain_flag && + } else if ((spflags & MGV7_MOUNTAINS) && getMountainTerrainFromMap(index3d, index2d, y)) { vm->m_data[vi] = n_stone; // Mountain terrain if (y > stone_surface_max_y) @@ -475,6 +454,9 @@ void MapgenV7::generateRidgeTerrain() if (node_max.Y < water_level - 16) return; + noise_ridge->perlinMap3D(node_min.X, node_min.Y - 1, node_min.Z); + noise_ridge_uwater->perlinMap2D(node_min.X, node_min.Z); + MapNode n_water(c_water_source); MapNode n_air(CONTENT_AIR); u32 index = 0; diff --git a/src/mapgen_v7.h b/src/mapgen_v7.h index eb89d5978..723f1217f 100644 --- a/src/mapgen_v7.h +++ b/src/mapgen_v7.h @@ -87,9 +87,6 @@ public: float baseTerrainLevelFromMap(int index); bool getMountainTerrainAtPoint(s16 x, s16 y, s16 z); bool getMountainTerrainFromMap(int idx_xyz, int idx_xz, s16 y); - - void calculateNoise(); - int generateTerrain(); void generateRidgeTerrain(); }; diff --git a/src/mapgen_valleys.cpp b/src/mapgen_valleys.cpp index 699554ecd..3a4f984f9 100644 --- a/src/mapgen_valleys.cpp +++ b/src/mapgen_valleys.cpp @@ -388,7 +388,6 @@ void MapgenValleys::calculateNoise() //TimeTaker tcn("actualNoise"); - noise_filler_depth->perlinMap2D(x, z); noise_inter_valley_slope->perlinMap2D(x, z); noise_rivers->perlinMap2D(x, z); noise_terrain_height->perlinMap2D(x, z);