Mapgen: Add Carpathian mapgen (#6015)

minetest · Jul 6, 2017 · a80ecbe · a80ecbe
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diff --git a/build/android/jni/Android.mk b/build/android/jni/Android.mk
@@ -175,6 +175,7 @@ LOCAL_SRC_FILES := \
 		jni/src/mapblock.cpp                      \
 		jni/src/mapblock_mesh.cpp                 \
 		jni/src/mapgen.cpp                        \
+		jni/src/mapgen_carpathian.cpp             \
 		jni/src/mapgen_flat.cpp                   \
 		jni/src/mapgen_fractal.cpp                \
 		jni/src/mapgen_singlenode.cpp             \

diff --git a/builtin/settingtypes.txt b/builtin/settingtypes.txt
@@ -1220,6 +1220,76 @@ mgv7_np_cave1 (Cave1 noise) noise_params 0, 12, (61, 61, 61), 52534, 3, 0.5, 2.0
 #    Second of 2 3D noises that together define tunnels.
 mgv7_np_cave2 (Cave2 noise) noise_params 0, 12, (67, 67, 67), 10325, 3, 0.5, 2.0
 
+[***Mapgen carpathian]
+
+#    Map generation attributes specific to Mapgen Carpathian.
+#    Flags that are not specified in the flag string are not modified from the default.
+#    Flags starting with 'no' are used to explicitly disable them.
+mgcarpathian_spflags (Mapgen Carpathian specific flags) flags caverns caverns,nocaverns
+
+#    Controls width of tunnels, a smaller value creates wider tunnels.
+mgcarpathian_cave_width (Cave width) float 0.09
+
+#    Y of upper limit of large pseudorandom caves.
+mgcarpathian_large_cave_depth (Large cave depth) int -33
+
+#    Y-level of cavern upper limit.
+mgcarpathian_cavern_limit (Cavern limit) int -256
+
+#    Y-distance over which caverns expand to full size.
+mgcarpathian_cavern_taper (Cavern taper) int 256
+
+#    Defines full size of caverns, smaller values create larger caverns.
+mgcarpathian_cavern_threshold (Cavern threshold) float 0.7
+
+#    2D noise that defines the base ground level.
+mgcarpathian_np_base (Base ground noise) noise_params 12, 1, (2557, 2557, 2557), 6538, 4, 0.8, 0.5
+
+#    Variation of biome filler depth.
+mgcarpathian_np_filler_depth (Filler depth noise) noise_params 0, 1, (128, 128, 128), 261, 3, 0.7, 2.0
+
+#    First of 4 3D noises that together define hill/mountain range height.
+mgcarpathian_np_height1 (Hilliness1 noise) noise_params 0, 5, (251, 251, 251), 9613, 5, 0.5, 2.0
+
+#    Second of 4 3D noises that together define hill/mountain range height.
+mgcarpathian_np_height2 (Hilliness2 noise) noise_params 0, 5, (383, 383, 383), 1949, 5, 0.5, 2.0
+
+#    Third of 4 3D noises that together define hill/mountain range height.
+mgcarpathian_np_height3 (Hilliness3 noise) noise_params 0, 5, (509, 509, 509), 3211, 5, 0.5, 2.0
+
+#    Fourth of 4 3D noises that together define hill/mountain range height.
+mgcarpathian_np_height4 (Hilliness4 noise) noise_params 0, 5, (631, 631, 631), 1583, 5, 0.5, 2.0
+
+#    2D noise that controls the size/occurance of rolling hills.
+mgcarpathian_np_hills_terrain (Rolling hills spread noise) noise_params 1, 1, (1301, 1301, 1301), 1692, 3, 0.5, 2.0
+
+#    2D noise that controls the size/occurance of ridged mountain ranges.
+mgcarpathian_np_ridge_terrain (Ridge mountain spread noise) noise_params 1, 1, (1889, 1889, 1889), 3568, 3, 0.5, 2.0
+
+#    2D noise that controls the size/occurance of step mountain ranges.
+mgcarpathian_np_step_terrain (Step mountain spread noise) noise_params 1, 1, (1889, 1889, 1889), 4157, 3, 0.5, 2.0
+
+#    2D noise that controls the shape/size of rolling hills.
+mgcarpathian_np_hills (Rolling hill size noise) noise_params 0, 3, (257, 257, 257), 6604, 6, 0.5, 2.0
+
+#    2D noise that controls the shape/size of ridged mountains.
+mgcarpathian_np_ridge_mnt (Ridged mountain size noise) noise_params 0, 12, (743, 743, 743), 5520, 6, 0.7, 2.0
+
+#    2D noise that controls the shape/size of step mountains.
+mgcarpathian_np_step_mnt (Step mountain size noise) noise_params 0, 8, (509, 509, 509), 2590, 6, 0.6, 2.0
+
+#    3D noise for mountain overhangs, cliffs, etc. Usually small variations.
+mgcarpathian_np_mnt_var (Mountain variation noise) noise_params 0, 1, (499, 499, 499), 2490, 5, 0.6, 2.0
+
+#    First of 2 3D noises that together define tunnels.
+mgcarpathian_np_cave1 (Cave1 noise) noise_params 0, 12, (61, 61, 61), 52534, 3, 0.5, 2.0
+
+#    Second of 2 3D noises that together define tunnels.
+mgcarpathian_np_cave2 (Cave2 noise) noise_params 0, 12, (67, 67, 67), 10325, 3, 0.5, 2.0
+
+#    3D noise defining giant caverns.
+mgcarpathian_np_cavern (Cavern noise) noise_params 0, 1, (384, 128, 384), 723, 5, 0.63, 2.0
+
 [***Mapgen flat]
 
 #    Map generation attributes specific to Mapgen flat.

diff --git a/minetest.conf.example b/minetest.conf.example
@@ -1484,6 +1484,98 @@
 #    type: noise_params
 # mgv7_np_cave2 = 0, 12, (67, 67, 67), 10325, 3, 0.5, 2.0
 
+#### Mapgen carpathian
+
+#    Map generation attributes specific to Mapgen Carpathian.
+#    Flags that are not specified in the flag string are not modified from the default.
+#    Flags starting with 'no' are used to explicitly disable them.
+#    type: flags possible values: caverns, nocaverns
+# mgcarpathian_spflags = caverns
+
+#    Controls width of tunnels, a smaller value creates wider tunnels.
+#    type: float
+# mgcarpathian_cave_width = 0.09
+
+#    Y of upper limit of large pseudorandom caves.
+#    type: int
+# mgcarpathian_large_cave_depth = -33
+
+#    Y-level of cavern upper limit.
+#    type: int
+# mgcarpathian_cavern_limit = -256
+
+#    Y-distance over which caverns expand to full size.
+#    type: int
+# mgcarpathian_cavern_taper = 256
+
+#    Defines full size of caverns, smaller values create larger caverns.
+#    type: float
+# mgcarpathian_cavern_threshold = 0.7
+
+#    2D noise that defines the base ground level.
+#    type: noise_params
+# mgcarpathian_np_base = 12, 1, (2557, 2557, 2557), 6538, 4, 0.8, 0.5
+
+#    Variation of biome filler depth.
+#    type: noise_params
+# mgcarpathian_np_filler_depth = 0, 1, (128, 128, 128), 261, 3, 0.7, 2.0
+
+#    First of 4 3D noises that together define hill/mountain range height.
+#    type: noise_params
+# mgcarpathian_np_height1 = 0, 5, (251, 251, 251), 9613, 5, 0.5, 2.0
+
+#    Second of 4 3D noises that together define hill/mountain range height.
+#    type: noise_params
+# mgcarpathian_np_height2 = 0, 5, (383, 383, 383), 1949, 5, 0.5, 2.0
+
+#    Third of 4 3D noises that together definehill/mountain range height.
+#    type: noise_params
+# mgcarpathian_np_height3 = 0, 5, (509, 509, 509), 3211, 5, 0.5, 2.0
+
+#    Fourth of 4 3D noises that together define hill/mountain range height.
+#    type: noise_params
+# mgcarpathian_np_height4 = 0, 5, (631, 631, 631), 1583, 5, 0.5, 2.0
+
+#    2D noise that controls the size/occurance of rolling hills.
+#    type: noise_params
+# mgcarpathian_np_hills_terrain = 1, 1, (1301, 1301, 1301), 1692, 3, 0.5, 2.0
+
+#    2D noise that controls the size/occurance of ridged mountain ranges.
+#    type: noise_params
+# mgcarpathian_np_ridge_terrain = 1, 1, (1889, 1889, 1889), 3568, 3, 0.5, 2.0
+
+#    2D noise that controls the size/occurance of step mountain ranges.
+#    type: noise_params
+# mgcarpathian_np_step_terrain = 1, 1, (1889, 1889, 1889), 4157, 3, 0.5, 2.0
+
+#    2D noise that controls the shape/size of rolling hills.
+#    type: noise_params
+# mgcarpathian_np_hills = 0, 3, (257, 257, 257), 6604, 6, 0.5, 2.0
+
+#    2D noise that controls the shape/size of ridged mountains.
+#    type: noise_params
+# mgcarpathian_np_ridge_mnt = 0, 12, (743, 743, 743), 5520, 6, 0.7, 2.0
+
+#    2D noise that controls the shape/size of step mountains.
+#    type: noise_params
+# mgcarpathian_np_step_mnt = 0, 8, (509, 509, 509), 2590, 6, 0.6, 2.0
+
+#    3D noise for mountain overhangs, cliffs, etc. Usually small variations.
+#    type: noise_params
+# mgcarpathian_np_mnt_var = 0, 1, (499, 499, 499), 2490, 5, 0.6, 2.0
+
+#    First of 2 3D noises that together define tunnels.
+#    type: noise_params
+# mgcarpathian_np_cave1 = 0, 12, (61, 61, 61), 52534, 3, 0.5, 2.0
+
+#    Second of 2 3D noises that together define tunnels.
+#    type: noise_params
+# mgcarpathian_np_cave2 = 0, 12, (67, 67, 67), 10325, 3, 0.5, 2.0
+
+#    3D noise defining giant caverns.
+#    type: noise_params
+# mgcarpathian_np_cavern = 0, 1, (384, 128, 384), 723, 5, 0.63, 2.0
+
 #### Mapgen flat
 
 #    Map generation attributes specific to Mapgen flat.

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
@@ -400,6 +400,7 @@ set(common_SRCS
 	map_settings_manager.cpp
 	mapblock.cpp
 	mapgen.cpp
+	mapgen_carpathian.cpp
 	mapgen_flat.cpp
 	mapgen_fractal.cpp
 	mapgen_singlenode.cpp

diff --git a/src/mapgen.cpp b/src/mapgen.cpp
@@ -40,6 +40,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "util/numeric.h"
 #include "filesys.h"
 #include "log.h"
+#include "mapgen_carpathian.h"
 #include "mapgen_flat.h"
 #include "mapgen_fractal.h"
 #include "mapgen_v5.h"
@@ -86,6 +87,7 @@ static MapgenDesc g_reg_mapgens[] = {
 	{"fractal",    true},
 	{"valleys",    true},
 	{"singlenode", true},
+	{"carpathian", true},
 };
 
 STATIC_ASSERT(
@@ -159,6 +161,8 @@ Mapgen *Mapgen::createMapgen(MapgenType mgtype, int mgid,
 	MapgenParams *params, EmergeManager *emerge)
 {
 	switch (mgtype) {
+	case MAPGEN_CARPATHIAN:
+		return new MapgenCarpathian(mgid, (MapgenCarpathianParams *)params, emerge);
 	case MAPGEN_FLAT:
 		return new MapgenFlat(mgid, (MapgenFlatParams *)params, emerge);
 	case MAPGEN_FRACTAL:
@@ -182,6 +186,8 @@ Mapgen *Mapgen::createMapgen(MapgenType mgtype, int mgid,
 MapgenParams *Mapgen::createMapgenParams(MapgenType mgtype)
 {
 	switch (mgtype) {
+	case MAPGEN_CARPATHIAN:
+		return new MapgenCarpathianParams;
 	case MAPGEN_FLAT:
 		return new MapgenFlatParams;
 	case MAPGEN_FRACTAL:

diff --git a/src/mapgen.h b/src/mapgen.h
@@ -118,6 +118,7 @@ enum MapgenType {
 	MAPGEN_FRACTAL,
 	MAPGEN_VALLEYS,
 	MAPGEN_SINGLENODE,
+	MAPGEN_CARPATHIAN,
 	MAPGEN_INVALID,
 };