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Add definable node_stone to biome API, mgv5, mgv7. Reduce and correct…

… depth of mgv7 biomes. l_mapgen.cpp: add '#include mapgen_v5.h' because '#include mapgen_v7' is there. Improve underwater grass hack
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paramat authored and kwolekr committed Dec 4, 2014
1 parent fcb1ea9 commit 0a5373d4002d462208d810dd8c3b5f5f8b3cf429
Showing with 40 additions and 16 deletions.
  1. +16 −8 src/mapgen_v5.cpp
  2. +17 −8 src/mapgen_v7.cpp
  3. +2 −0 src/mg_biome.cpp
  4. +2 −0 src/mg_biome.h
  5. +3 −0 src/script/lua_api/l_mapgen.cpp
@@ -451,23 +451,31 @@ void MapgenV5::generateBiomes() {

if (c_below != CONTENT_AIR) {
if (nplaced < y0_top) {
// A hack to prevent dirt_with_grass from being
// placed below water. TODO: fix later
content_t c_place = ((y < water_level) &&
(biome->c_top ==
c_dirt_with_grass)) ?
c_dirt : biome->c_top;

vm->m_data[i] = MapNode(c_place);
if(y < water_level)
vm->m_data[i] = MapNode(biome->c_filler);
else
vm->m_data[i] = MapNode(biome->c_top);
nplaced++;
} else if (nplaced < y0_filler && nplaced >= y0_top) {
vm->m_data[i] = MapNode(biome->c_filler);
nplaced++;
} else if (c == c_stone) {
have_air = false;
nplaced = 0;
vm->m_data[i] = MapNode(biome->c_stone);
} else {
have_air = false;
nplaced = 0;
}
} else if (c == c_stone) {
have_air = false;
nplaced = 0;
vm->m_data[i] = MapNode(biome->c_stone);
}
} else if (c == c_stone) {
have_air = false;
nplaced = 0;
vm->m_data[i] = MapNode(biome->c_stone);
} else if (c == c_water_source) {
have_air = true;
nplaced = 0;
@@ -534,7 +534,7 @@ void MapgenV7::generateBiomes() {
Biome *biome = (Biome *)bmgr->get(biomemap[index]);
s16 dfiller = biome->depth_filler + noise_filler_depth->result[index];
s16 y0_top = biome->depth_top;
s16 y0_filler = biome->depth_filler + biome->depth_top + dfiller;
s16 y0_filler = biome->depth_top + dfiller;

s16 nplaced = 0;
u32 i = vm->m_area.index(x, node_max.Y, z);
@@ -560,22 +560,31 @@ void MapgenV7::generateBiomes() {

if (c_below != CONTENT_AIR) {
if (nplaced < y0_top) {
// A hack to prevent dirt_with_grass from being
// placed below water. TODO: fix later
content_t c_place = ((y < water_level) &&
(biome->c_top == c_dirt_with_grass)) ?
c_dirt : biome->c_top;

vm->m_data[i] = MapNode(c_place);
if(y < water_level)
vm->m_data[i] = MapNode(biome->c_filler);
else
vm->m_data[i] = MapNode(biome->c_top);
nplaced++;
} else if (nplaced < y0_filler && nplaced >= y0_top) {
vm->m_data[i] = MapNode(biome->c_filler);
nplaced++;
} else if (c == c_stone) {
have_air = false;
nplaced = 0;
vm->m_data[i] = MapNode(biome->c_stone);
} else {
have_air = false;
nplaced = 0;
}
} else if (c == c_stone) {
have_air = false;
nplaced = 0;
vm->m_data[i] = MapNode(biome->c_stone);
}
} else if (c == c_stone) {
have_air = false;
nplaced = 0;
vm->m_data[i] = MapNode(biome->c_stone);
} else if (c == c_water_source) {
have_air = true;
nplaced = 0;
@@ -58,6 +58,7 @@ BiomeManager::BiomeManager(IGameDef *gamedef)

resolver->addNode("air", "", CONTENT_AIR, &b->c_top);
resolver->addNode("air", "", CONTENT_AIR, &b->c_filler);
resolver->addNode("mapgen_stone", "", CONTENT_AIR, &b->c_stone);
resolver->addNode("mapgen_water_source", "", CONTENT_AIR, &b->c_water);
resolver->addNode("air", "", CONTENT_AIR, &b->c_dust);
resolver->addNode("mapgen_water_source", "", CONTENT_AIR, &b->c_dust_water);
@@ -112,3 +113,4 @@ Biome *BiomeManager::getBiome(float heat, float humidity, s16 y)

return biome_closest ? biome_closest : (Biome *)m_elements[0];
}

@@ -42,6 +42,7 @@ class Biome : public GenElement {

content_t c_top;
content_t c_filler;
content_t c_stone;
content_t c_water;
content_t c_dust;
content_t c_dust_water;
@@ -77,3 +78,4 @@ class BiomeManager : public GenElementManager {
};

#endif

@@ -30,6 +30,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "mg_ore.h"
#include "mg_decoration.h"
#include "mg_schematic.h"
#include "mapgen_v5.h"
#include "mapgen_v7.h"
#include "settings.h"
#include "main.h"
@@ -336,6 +337,8 @@ int ModApiMapgen::l_register_biome(lua_State *L)
"mapgen_dirt_with_grass", CONTENT_AIR, &b->c_top);
resolver->addNode(getstringfield_default(L, index, "node_filler", ""),
"mapgen_dirt", CONTENT_AIR, &b->c_filler);
resolver->addNode(getstringfield_default(L, index, "node_stone", ""),
"mapgen_stone", CONTENT_AIR, &b->c_stone);
resolver->addNode(getstringfield_default(L, index, "node_water", ""),
"mapgen_water_source", CONTENT_AIR, &b->c_water);
resolver->addNode(getstringfield_default(L, index, "node_dust", ""),

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