From 97260d09a8e658b6ded7d9100b0aa1040fcfe50f Mon Sep 17 00:00:00 2001 From: kwolekr Date: Tue, 5 Feb 2013 15:01:33 -0500 Subject: [PATCH] Add flag string settings, flat map option --- src/defaultsettings.cpp | 2 +- src/map.cpp | 9 +----- src/mapgen.cpp | 22 ++++++++++++++- src/mapgen.h | 2 ++ src/mapgen_v6.cpp | 62 ++++++++++++++++++++++++----------------- src/porting.h | 1 + src/settings.h | 11 ++++++++ src/util/string.cpp | 40 ++++++++++++++++++++++++++ src/util/string.h | 7 +++++ 9 files changed, 121 insertions(+), 35 deletions(-) diff --git a/src/defaultsettings.cpp b/src/defaultsettings.cpp index e6526d3d7..a164d0693 100644 --- a/src/defaultsettings.cpp +++ b/src/defaultsettings.cpp @@ -177,7 +177,7 @@ void set_default_settings(Settings *settings) settings->setDefault("mg_name", "v6"); settings->setDefault("water_level", "1"); settings->setDefault("chunksize", "5"); - settings->setDefault("mg_flags", "19"); + settings->setDefault("mg_flags", "trees, caves, v6_biome_blend"); settings->setDefault("mgv6_freq_desert", "0.45"); settings->setDefault("mgv6_freq_beach", "0.15"); diff --git a/src/map.cpp b/src/map.cpp index ab9cb25dd..717b0cf9b 100644 --- a/src/map.cpp +++ b/src/map.cpp @@ -3078,14 +3078,7 @@ void ServerMap::saveMapMeta() Settings params; - params.set("mg_name", m_emerge->params->mg_name); - params.setU64("seed", m_emerge->params->seed); - params.setS16("water_level", m_emerge->params->water_level); - params.setS16("chunksize", m_emerge->params->chunksize); - params.setS32("mg_flags", m_emerge->params->flags); - - m_emerge->params->writeParams(¶ms); - + m_emerge->setParamsToSettings(¶ms); params.writeLines(os); os<<"[end_of_params]\n"; diff --git a/src/mapgen.cpp b/src/mapgen.cpp index f2745bdb4..5a78a541e 100644 --- a/src/mapgen.cpp +++ b/src/mapgen.cpp @@ -35,6 +35,15 @@ with this program; if not, write to the Free Software Foundation, Inc., #include "treegen.h" #include "mapgen_v6.h" +FlagDesc flagdesc_mapgen[] = { + {"trees", MG_TREES}, + {"caves", MG_CAVES}, + {"dungeons", MG_DUNGEONS}, + {"v6_forests", MGV6_FORESTS}, + {"v6_biome_blend", MGV6_BIOME_BLEND}, + {"flat", MG_FLAT}, + {NULL, 0} +}; /////////////////////////////////////////////////////////////////////////////// /////////////////////////////// Emerge Manager //////////////////////////////// @@ -149,7 +158,7 @@ MapgenParams *EmergeManager::getParamsFromSettings(Settings *settings) { mgparams->seed = settings->getU64(settings == g_settings ? "fixed_map_seed" : "seed"); mgparams->water_level = settings->getS16("water_level"); mgparams->chunksize = settings->getS16("chunksize"); - mgparams->flags = settings->getS32("mg_flags"); + mgparams->flags = settings->getFlagStr("mg_flags", flagdesc_mapgen); if (!mgparams->readParams(settings)) { delete mgparams; @@ -159,6 +168,17 @@ MapgenParams *EmergeManager::getParamsFromSettings(Settings *settings) { } +void EmergeManager::setParamsToSettings(Settings *settings) { + settings->set("mg_name", params->mg_name); + settings->setU64("seed", params->seed); + settings->setS16("water_level", params->water_level); + settings->setS16("chunksize", params->chunksize); + settings->setFlagStr("mg_flags", params->flags, flagdesc_mapgen); + + params->writeParams(settings); +} + + bool EmergeManager::registerMapgen(std::string mgname, MapgenFactory *mgfactory) { mglist.insert(std::make_pair(mgname, mgfactory)); infostream << "EmergeManager: registered mapgen " << mgname << std::endl; diff --git a/src/mapgen.h b/src/mapgen.h index 728290ffc..febf37e63 100644 --- a/src/mapgen.h +++ b/src/mapgen.h @@ -34,6 +34,7 @@ with this program; if not, write to the Free Software Foundation, Inc., #define MG_DUNGEONS 0x04 #define MGV6_FORESTS 0x08 #define MGV6_BIOME_BLEND 0x10 +#define MG_FLAT 0x20 class BiomeDefManager; class Biome; @@ -123,6 +124,7 @@ public: bool registerMapgen(std::string name, MapgenFactory *mgfactory); MapgenParams *getParamsFromSettings(Settings *settings); + void setParamsToSettings(Settings *settings); //mapgen helper methods Biome *getBiomeAtPoint(v3s16 p); diff --git a/src/mapgen_v6.cpp b/src/mapgen_v6.cpp index 30df1673c..3a5e10930 100644 --- a/src/mapgen_v6.cpp +++ b/src/mapgen_v6.cpp @@ -278,6 +278,9 @@ bool MapgenV6::block_is_underground(u64 seed, v3s16 blockpos) double MapgenV6::base_rock_level_2d(u64 seed, v2s16 p) { + if (flags & MG_FLAT) + return water_level; + int index = (p.Y - node_min.Z) * ystride + (p.X - node_min.X); // The base ground level @@ -333,6 +336,9 @@ double MapgenV6::base_rock_level_2d(u64 seed, v2s16 p) } double MapgenV6::baseRockLevelFromNoise(v2s16 p) { + if (flags & MG_FLAT) + return water_level; + double base = water_level + NoisePerlin2DPosOffset(noise_terrain_base->np, p.X, 0.5, p.Y, 0.5, seed); double higher = water_level + @@ -370,6 +376,9 @@ s16 MapgenV6::find_ground_level_from_noise(u64 seed, v2s16 p2d, s16 precision) double MapgenV6::get_mud_add_amount(u64 seed, v2s16 p) { + if (flags & MG_FLAT) + return AVERAGE_MUD_AMOUNT; + /*return ((float)AVERAGE_MUD_AMOUNT + 2.0 * noise2d_perlin( 0.5+(float)p.X/200, 0.5+(float)p.Y/200, seed+91013, 3, 0.55));*/ @@ -491,34 +500,37 @@ void MapgenV6::makeChunk(BlockMakeData *data) int z = node_min.Z; // Need to adjust for the original implementation's +.5 offset... - noise_terrain_base->perlinMap2D( - x + 0.5 * noise_terrain_base->np->spread.X, - z + 0.5 * noise_terrain_base->np->spread.Z); - noise_terrain_base->transformNoiseMap(); - - noise_terrain_higher->perlinMap2D( - x + 0.5 * noise_terrain_higher->np->spread.X, - z + 0.5 * noise_terrain_higher->np->spread.Z); - noise_terrain_higher->transformNoiseMap(); - - noise_steepness->perlinMap2D( - x + 0.5 * noise_steepness->np->spread.X, - z + 0.5 * noise_steepness->np->spread.Z); - noise_steepness->transformNoiseMap(); - - 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_FLAT)) { + noise_terrain_base->perlinMap2D( + x + 0.5 * noise_terrain_base->np->spread.X, + z + 0.5 * noise_terrain_base->np->spread.Z); + noise_terrain_base->transformNoiseMap(); + + noise_terrain_higher->perlinMap2D( + x + 0.5 * noise_terrain_higher->np->spread.X, + z + 0.5 * noise_terrain_higher->np->spread.Z); + noise_terrain_higher->transformNoiseMap(); + + noise_steepness->perlinMap2D( + x + 0.5 * noise_steepness->np->spread.X, + z + 0.5 * noise_steepness->np->spread.Z); + noise_steepness->transformNoiseMap(); + + noise_height_select->perlinMap2D( + x + 0.5 * noise_height_select->np->spread.X, + z + 0.5 * noise_height_select->np->spread.Z); + } + noise_trees->perlinMap2D( x + 0.5 * noise_trees->np->spread.X, z + 0.5 * noise_trees->np->spread.Z); - - noise_mud->perlinMap2D( - x + 0.5 * noise_mud->np->spread.X, - z + 0.5 * noise_mud->np->spread.Z); - noise_mud->transformNoiseMap(); - + + 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); diff --git a/src/porting.h b/src/porting.h index c8d19154c..9ba3394bb 100644 --- a/src/porting.h +++ b/src/porting.h @@ -56,6 +56,7 @@ with this program; if not, write to the Free Software Foundation, Inc., #define strtof(x, y) (float)strtod(x, y) #define strtoll(x, y, z) _strtoi64(x, y, z) #define strtoull(x, y, z) _strtoui64(x, y, z) + #define strcasecmp(x, y) stricmp(x, y) #else #define ALIGNOF(x) __alignof__(x) #endif diff --git a/src/settings.h b/src/settings.h index 2b46676c6..addd9980c 100644 --- a/src/settings.h +++ b/src/settings.h @@ -569,6 +569,12 @@ public: return value; } + u32 getFlagStr(std::string name, FlagDesc *flagdesc) + { + std::string val = get(name); + return (isdigit(val[0])) ? stoi(val) : readFlagString(val, flagdesc); + } + template T *getStruct(std::string name, std::string format) { size_t len = sizeof(T); @@ -831,6 +837,11 @@ fail: set(name, std::string(sbuf)); return true; } + + void setFlagStr(std::string name, u32 flags, FlagDesc *flagdesc) + { + set(name, writeFlagString(flags, flagdesc)); + } void setBool(std::string name, bool value) { diff --git a/src/util/string.cpp b/src/util/string.cpp index c10755ae1..61b307c60 100644 --- a/src/util/string.cpp +++ b/src/util/string.cpp @@ -21,6 +21,7 @@ with this program; if not, write to the Free Software Foundation, Inc., #include "../sha1.h" #include "../base64.h" +#include "../porting.h" // Get an sha-1 hash of the player's name combined with // the password entered. That's what the server uses as @@ -48,6 +49,45 @@ size_t curl_write_data(char *ptr, size_t size, size_t nmemb, void *userdata) { return count; } +u32 readFlagString(std::string str, FlagDesc *flagdesc) { + u32 result = 0; + char *s = &str[0]; + char *flagstr, *strpos = NULL; + + while ((flagstr = strtok_r(s, ",", &strpos))) { + s = NULL; + + while (*flagstr == ' ' || *flagstr == '\t') + flagstr++; + + for (int i = 0; flagdesc[i].name; i++) { + if (!strcasecmp(flagstr, flagdesc[i].name)) { + result |= flagdesc[i].flag; + break; + } + } + } + + return result; +} + +std::string writeFlagString(u32 flags, FlagDesc *flagdesc) { + std::string result; + + for (int i = 0; flagdesc[i].name; i++) { + if (flags & flagdesc[i].flag) { + result += flagdesc[i].name; + result += ", "; + } + } + + size_t len = result.length(); + if (len >= 2) + result.erase(len - 2, 2); + + return result; +} + char *mystrtok_r(char *s, const char *sep, char **lasts) { char *t; diff --git a/src/util/string.h b/src/util/string.h index d081b365b..a469a074a 100644 --- a/src/util/string.h +++ b/src/util/string.h @@ -28,6 +28,11 @@ with this program; if not, write to the Free Software Foundation, Inc., #include #include +struct FlagDesc { + const char *name; + u32 flag; +}; + static inline std::string padStringRight(std::string s, size_t len) { if(len > s.size()) @@ -283,6 +288,8 @@ inline std::string wrap_rows(const std::string &from, u32 rowlen) std::string translatePassword(std::string playername, std::wstring password); size_t curl_write_data(char *ptr, size_t size, size_t nmemb, void *userdata); +u32 readFlagString(std::string str, FlagDesc *flagdesc); +std::string writeFlagString(u32 flags, FlagDesc *flagdesc); char *mystrtok_r(char *s, const char *sep, char **lasts); #endif -- 2.25.1