From 7c0e707cf1d0031788567bfec66f6c13ec901cdc Mon Sep 17 00:00:00 2001 From: kwolekr Date: Sun, 7 Apr 2013 21:21:17 -0400 Subject: [PATCH] Add param2 field for ores, some minor fixes and misc. code cleanup --- src/mapgen.cpp | 64 ++++++++++++++++------------------------------- src/mapgen.h | 12 ++++++--- src/mapgen_v6.cpp | 2 +- src/mapgen_v7.cpp | 2 +- src/scriptapi.cpp | 1 + 5 files changed, 33 insertions(+), 48 deletions(-) diff --git a/src/mapgen.cpp b/src/mapgen.cpp index 22488bc4..0646a882 100644 --- a/src/mapgen.cpp +++ b/src/mapgen.cpp @@ -94,7 +94,7 @@ void Ore::resolveNodeNames(INodeDefManager *ndef) { } -void OreScatter::generate(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax) { +void Ore::placeOre(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax) { int in_range = 0; in_range |= (nmin.Y <= height_max && nmax.Y >= height_min); @@ -105,9 +105,6 @@ void OreScatter::generate(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax) { resolveNodeNames(mg->ndef); - MapNode n_ore(ore); - ManualMapVoxelManipulator *vm = mg->vm; - PseudoRandom pr(blockseed); int ymin, ymax; if (in_range & ORE_RANGE_MIRROR) { @@ -120,6 +117,17 @@ void OreScatter::generate(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax) { if (clust_size >= ymax - ymin + 1) return; + nmin.Y = ymin; + nmax.Y = ymax; + generate(mg->vm, mg->seed, blockseed, nmin, nmax); +} + + +void OreScatter::generate(ManualMapVoxelManipulator *vm, int seed, + u32 blockseed, v3s16 nmin, v3s16 nmax) { + PseudoRandom pr(blockseed); + MapNode n_ore(ore, 0, ore_param2); + int volume = (nmax.X - nmin.X + 1) * (nmax.Y - nmin.Y + 1) * (nmax.Z - nmin.Z + 1); @@ -129,10 +137,10 @@ void OreScatter::generate(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax) { for (int i = 0; i != nclusters; i++) { int x0 = pr.range(nmin.X, nmax.X - csize + 1); - int y0 = pr.range(ymin, ymax - csize + 1); + int y0 = pr.range(nmin.Y, nmax.Y - csize + 1); int z0 = pr.range(nmin.Z, nmax.Z - csize + 1); - if (np && (NoisePerlin3D(np, x0, y0, z0, mg->seed) < nthresh)) + if (np && (NoisePerlin3D(np, x0, y0, z0, seed) < nthresh)) continue; for (int z1 = 0; z1 != csize; z1++) @@ -149,53 +157,25 @@ void OreScatter::generate(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax) { } -void OreSheet::generate(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax) { - int in_range = 0; - - in_range |= (nmin.Y <= height_max && nmax.Y >= height_min); - if (flags & OREFLAG_ABSHEIGHT) - in_range |= (nmin.Y >= -height_max && nmax.Y <= -height_min) << 1; - if (!in_range) - return; - - resolveNodeNames(mg->ndef); - - MapNode n_ore(ore); - ManualMapVoxelManipulator *vm = mg->vm; +void OreSheet::generate(ManualMapVoxelManipulator *vm, int seed, + u32 blockseed, v3s16 nmin, v3s16 nmax) { PseudoRandom pr(blockseed + 4234); - int ymin, ymax; - - if (in_range & ORE_RANGE_MIRROR) { - ymin = MYMAX(nmin.Y, -height_max); - ymax = MYMIN(nmax.Y, -height_min); - } else { - ymin = MYMAX(nmin.Y, height_min); - ymax = MYMIN(nmax.Y, height_max); - } - - if (clust_size >= ymax - ymin + 1) - return; - - int x0 = nmin.X; - int z0 = nmin.Z; - - int x1 = nmax.X; - int z1 = nmax.Z; + MapNode n_ore(ore, 0, ore_param2); int max_height = clust_size; - int y_start = pr.range(ymin, ymax - max_height); + int y_start = pr.range(nmin.Y, nmax.Y - max_height); if (!noise) { int sx = nmax.X - nmin.X + 1; int sz = nmax.Z - nmin.Z + 1; noise = new Noise(np, 0, sx, sz); } - noise->seed = mg->seed + y_start; - noise->perlinMap2D(x0, z0); + noise->seed = seed + y_start; + noise->perlinMap2D(nmin.X, nmin.Z); int index = 0; - for (int z = z0; z != z1; z++) - for (int x = x0; x != x1; x++) { + for (int z = nmin.Z; z <= nmax.Z; z++) + for (int x = nmin.X; x <= nmax.X; x++) { float noiseval = noise->result[index++]; if (noiseval < nthresh) continue; diff --git a/src/mapgen.h b/src/mapgen.h index e708f23b..17136a13 100644 --- a/src/mapgen.h +++ b/src/mapgen.h @@ -120,7 +120,6 @@ class Ore { public: std::string ore_name; std::string wherein_name; - content_t ore; content_t wherein; // the node to be replaced u32 clust_scarcity; // ore cluster has a 1-in-clust_scarcity chance of appearing at a node @@ -128,6 +127,7 @@ public: s16 clust_size; // how large (in nodes) a chunk of ore is s16 height_min; s16 height_max; + u8 ore_param2; // to set node-specific attributes u32 flags; // attributes for this ore float nthresh; // threshhold for noise at which an ore is placed NoiseParams *np; // noise for distribution of clusters (NULL for uniform scattering) @@ -141,15 +141,19 @@ public: } void resolveNodeNames(INodeDefManager *ndef); - virtual void generate(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax) = 0; + void placeOre(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax); + virtual void generate(ManualMapVoxelManipulator *vm, int seed, + u32 blockseed, v3s16 nmin, v3s16 nmax) = 0; }; class OreScatter : public Ore { - void generate(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax); + virtual void generate(ManualMapVoxelManipulator *vm, int seed, + u32 blockseed, v3s16 nmin, v3s16 nmax); }; class OreSheet : public Ore { - void generate(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax); + virtual void generate(ManualMapVoxelManipulator *vm, int seed, + u32 blockseed, v3s16 nmin, v3s16 nmax); }; Ore *createOre(OreType type); diff --git a/src/mapgen_v6.cpp b/src/mapgen_v6.cpp index 4a037bb8..2e44d7b4 100644 --- a/src/mapgen_v6.cpp +++ b/src/mapgen_v6.cpp @@ -467,7 +467,7 @@ void MapgenV6::makeChunk(BlockMakeData *data) { // 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); + ore->placeOre(this, blockseed + i, node_min, node_max); } // Calculate lighting diff --git a/src/mapgen_v7.cpp b/src/mapgen_v7.cpp index 6aecfe31..8aad37f7 100644 --- a/src/mapgen_v7.cpp +++ b/src/mapgen_v7.cpp @@ -180,7 +180,7 @@ void MapgenV7::makeChunk(BlockMakeData *data) { for (size_t i = 0; i != emerge->ores.size(); i++) { Ore *ore = emerge->ores[i]; - ore->generate(this, blockseed + i, node_min, node_max); + ore->placeOre(this, blockseed + i, node_min, node_max); } //printf("makeChunk: %dms\n", t.stop()); diff --git a/src/scriptapi.cpp b/src/scriptapi.cpp index 0227c6a1..8d472e6b 100644 --- a/src/scriptapi.cpp +++ b/src/scriptapi.cpp @@ -670,6 +670,7 @@ static int l_register_ore(lua_State *L) } ore->ore_name = getstringfield_default(L, index, "ore", ""); + ore->ore_param2 = (u8)getintfield_default(L, index, "ore_param2", 0); ore->wherein_name = getstringfield_default(L, index, "wherein", ""); ore->clust_scarcity = getintfield_default(L, index, "clust_scarcity", 1); ore->clust_num_ores = getintfield_default(L, index, "clust_num_ores", 1); -- 2.30.2