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generator.h
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generator.h
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#ifndef GENERATOR_H_
#define GENERATOR_H_
#include "layers.h"
/* Minecraft versions */
enum MCversion
{
MC_1_7, MC_1_8, MC_1_9, MC_1_10, MC_1_11, MC_1_12, MC_1_13, MC_1_14,
MC_1_15, MC_1_16,
MCBE = 256
};
/* Enumeration of the layer indices in the generator. */
enum
{
L_ISLAND_4096 = 0,
L_ZOOM_2048,
L_ADD_ISLAND_2048,
L_ZOOM_1024,
L_ADD_ISLAND_1024A,
L_ADD_ISLAND_1024B,
L_ADD_ISLAND_1024C,
L_REMOVE_OCEAN_1024,
L_ADD_SNOW_1024,
L_ADD_ISLAND_1024D,
L_COOL_WARM_1024,
L_HEAT_ICE_1024,
L_SPECIAL_1024, /* Good entry for: temperature categories */
L_ZOOM_512,
L_ZOOM_256,
L_ADD_ISLAND_256,
L_ADD_MUSHROOM_256, /* Good entry for: mushroom biomes */
L_DEEP_OCEAN_256,
L_BIOME_256, /* Good entry for: major biome types */
L_ZOOM_128,
L_ZOOM_64,
L_BIOME_EDGE_64,
L_RIVER_INIT_256,
L_ZOOM_128_HILLS,
L_ZOOM_64_HILLS,
L_HILLS_64, /* Good entry for: minor biome types */
L_RARE_BIOME_64,
L_ZOOM_32,
L_ADD_ISLAND_32,
L_ZOOM_16,
L_SHORE_16,
L_ZOOM_8,
L_ZOOM_4,
L_SMOOTH_4,
L_ZOOM_128_RIVER,
L_ZOOM_64_RIVER,
L_ZOOM_32_RIVER,
L_ZOOM_16_RIVER,
L_ZOOM_8_RIVER,
L_ZOOM_4_RIVER,
L_RIVER_4,
L_SMOOTH_4_RIVER,
L_RIVER_MIX_4,
L_VORONOI_ZOOM_1,
// 1.13 layers
L13_OCEAN_TEMP_256,
L13_ZOOM_128,
L13_ZOOM_64,
L13_ZOOM_32,
L13_ZOOM_16,
L13_ZOOM_8,
L13_ZOOM_4,
L13_OCEAN_MIX_4,
// 1.14 layers
L14_BAMBOO_256,
// largeBiomes layers
L_ZOOM_LARGE_BIOME_A,
L_ZOOM_LARGE_BIOME_B,
L_NUM
};
/******************************** BIOME TABLES *********************************
* The biome tables below are lists of the biomes that can be present at some
* notable layers. Of cause, layers that are applied later in the hierarchy will
* also contain these biomes.
*/
//==============================================================================
// MC 1.13 Biome Tables
//==============================================================================
static const int BIOMES_L13_OCEAN_TEMP_256[] =
{
ocean, frozen_ocean, warm_ocean, lukewarm_ocean, cold_ocean
};
static const int BIOMES_L13_OCEAN_MIX_4[] =
{
ocean, plains, desert, mountains, forest, taiga, swamp, river, /*hell, sky,*/ // 0-9
frozen_ocean, frozen_river, snowy_tundra, snowy_mountains, mushroom_fields, mushroom_field_shore, beach, desert_hills, wooded_hills, taiga_hills, // 10-19
/*mountain_edge,*/ jungle, jungle_hills, jungleEdge, deep_ocean, stone_shore, snowy_beach, birch_forest, birch_forest_hills, dark_forest, // 20-29
snowy_taiga, snowy_taiga_hills, giant_tree_taiga, giant_tree_taiga_hills, wooded_mountains, savanna, savanna_plateau, badlands, wooded_badlands_plateau, badlands_plateau, // 30-39
/*skyIslandLow, skyIslandMedium, skyIslandHigh, skyIslandBarren,*/ warm_ocean, lukewarm_ocean, cold_ocean, /*deep_warm_ocean,*/ deep_lukewarm_ocean, deep_cold_ocean, // 40-49
deep_frozen_ocean,
// Modified variants...
plains+128, desert+128, mountains+128, forest+128, taiga+128, swamp+128,
snowy_tundra+128, jungle+128, jungleEdge+128, birch_forest+128, birch_forest_hills+128, dark_forest+128,
snowy_taiga+128, giant_tree_taiga+128, giant_tree_taiga_hills+128, wooded_mountains+128, savanna+128, savanna_plateau+128, badlands+128, wooded_badlands_plateau+128, badlands_plateau+128
};
//==============================================================================
// MC 1.7 Biome Tables
//==============================================================================
/* L_ADD_MUSHROOM_ISLAND_256 and L_DEEP_OCEAN_256
* add the mushroom_fields and deep_ocean biomes respectively, however the rest of
* the biomes are incomplete and are better described by temperature categories
* with special modifications bits.
*/
// BIOMES_L_BIOME_256: Changes temperature to weighted biomes:
// Warm -> [desert, desert, desert, savanna, savanna, plains]
// Warm,special -> [badlands_plateau, wooded_badlands_plateau, wooded_badlands_plateau]
// Lush -> [forest, dark_forest, mountains, plains, birch_forest, swamp]
// Lush,special -> [jungle]
// Cold -> [forest, mountains, taiga, plains]
// Cold,special -> [giant_tree_taiga]
// Freezing -> [snowy_tundra, snowy_tundra, snowy_tundra, snowy_taiga]
static const int BIOMES_L_BIOME_256[] =
{
ocean, plains, desert, mountains, forest, taiga, swamp, /*river, hell, sky,*/ // 0-9
/*frozen_ocean, frozen_river,*/ snowy_tundra, /*snowy_mountains,*/ mushroom_fields, /*mushroom_field_shore, beach, desert_hills, wooded_hills, taiga_hills,*/ // 10-19
/*mountain_edge,*/ jungle, /*jungle_hills, jungleEdge,*/ deep_ocean, /*stone_shore, snowy_beach,*/ birch_forest, /*birch_forest_hills,*/ dark_forest, // 20-29
snowy_taiga, /*snowy_taiga_hills,*/ giant_tree_taiga, /*giant_tree_taiga_hills, wooded_mountains,*/ savanna, /*savanna_plateau, badlands,*/ wooded_badlands_plateau, badlands_plateau, // 30-39
};
// Introduces biomes: jungleEdge, wooded_mountains, badlands
static const int BIOMES_L_BIOME_EDGE_64[] =
{
ocean, plains, desert, mountains, forest, taiga, swamp, /*river, hell, sky,*/ // 0-9
/*frozen_ocean, frozen_river,*/ snowy_tundra, /*snowy_mountains,*/ mushroom_fields, /*mushroom_field_shore, beach, desert_hills, wooded_hills, taiga_hills,*/ // 10-19
/*mountain_edge,*/ jungle, /*jungle_hills,*/ jungleEdge, deep_ocean, /*stone_shore, snowy_beach,*/ birch_forest, /*birch_forest_hills,*/ dark_forest, // 20-29
snowy_taiga, /*snowy_taiga_hills,*/ giant_tree_taiga, /*giant_tree_taiga_hills,*/ wooded_mountains, savanna, /*savanna_plateau,*/ badlands, wooded_badlands_plateau, badlands_plateau, // 30-39
};
// Introduces biomes: snowy_mountains, desert_hills, wooded_hills, taiga_hills,
// jungle_hills, birch_forest_hills, snowy_taiga_hills, giant_tree_taiga_hills, savanna_plateau
// and all 21 mutated biomes
static const int BIOMES_L_HILLS_64[] =
{
ocean, plains, desert, mountains, forest, taiga, swamp, /*river, hell, sky,*/ // 0-9
/*frozen_ocean, frozen_river,*/ snowy_tundra, snowy_mountains, mushroom_fields, /*mushroom_field_shore, beach,*/ desert_hills, wooded_hills, taiga_hills, // 10-19
/*mountain_edge,*/ jungle, jungle_hills, jungleEdge, deep_ocean, /*stone_shore, snowy_beach,*/ birch_forest, birch_forest_hills, dark_forest, // 20-29
snowy_taiga, snowy_taiga_hills, giant_tree_taiga, giant_tree_taiga_hills, wooded_mountains, savanna, savanna_plateau, badlands, wooded_badlands_plateau, badlands_plateau, // 30-39
// Modified variants...
plains+128, desert+128, mountains+128, forest+128, taiga+128, swamp+128,
snowy_tundra+128, jungle+128, jungleEdge+128, birch_forest+128, birch_forest_hills+128, dark_forest+128,
snowy_taiga+128, giant_tree_taiga+128, giant_tree_taiga_hills+128, wooded_mountains+128, savanna+128, savanna_plateau+128, badlands+128, wooded_badlands_plateau+128, badlands_plateau+128
};
// Introduces biomes: mushroom_field_shore, beach, stone_shore, snowy_beach
static const int BIOMES_L_SHORE_16[] =
{
ocean, plains, desert, mountains, forest, taiga, swamp, /*river, hell, sky,*/ // 0-9
/*frozen_ocean, frozen_river,*/ snowy_tundra, snowy_mountains, mushroom_fields, mushroom_field_shore, beach, desert_hills, wooded_hills, taiga_hills, // 10-19
/*mountain_edge,*/ jungle, jungle_hills, jungleEdge, deep_ocean, stone_shore, snowy_beach, birch_forest, birch_forest_hills, dark_forest, // 20-29
snowy_taiga, snowy_taiga_hills, giant_tree_taiga, giant_tree_taiga_hills, wooded_mountains, savanna, savanna_plateau, badlands, wooded_badlands_plateau, badlands_plateau, // 30-39
// Modified variants...
plains+128, desert+128, mountains+128, forest+128, taiga+128, swamp+128,
snowy_tundra+128, jungle+128, jungleEdge+128, birch_forest+128, birch_forest_hills+128, dark_forest+128,
snowy_taiga+128, giant_tree_taiga+128, giant_tree_taiga_hills+128, wooded_mountains+128, savanna+128, savanna_plateau+128, badlands+128, wooded_badlands_plateau+128, badlands_plateau+128
};
// Merges the river branch and adds frozen_river biome
static const int BIOMES_L_RIVER_MIX_4[] =
{
ocean, plains, desert, mountains, forest, taiga, swamp, river, /*hell, sky,*/ // 0-9
/*frozen_ocean,*/ frozen_river, snowy_tundra, snowy_mountains, mushroom_fields, mushroom_field_shore, beach, desert_hills, wooded_hills, taiga_hills, // 10-19
/*mountain_edge,*/ jungle, jungle_hills, jungleEdge, deep_ocean, stone_shore, snowy_beach, birch_forest, birch_forest_hills, dark_forest, // 20-29
snowy_taiga, snowy_taiga_hills, giant_tree_taiga, giant_tree_taiga_hills, wooded_mountains, savanna, savanna_plateau, badlands, wooded_badlands_plateau, badlands_plateau, // 30-39
// Modified variants...
plains+128, desert+128, mountains+128, forest+128, taiga+128, swamp+128,
snowy_tundra+128, jungle+128, jungleEdge+128, birch_forest+128, birch_forest_hills+128, dark_forest+128,
snowy_taiga+128, giant_tree_taiga+128, giant_tree_taiga_hills+128, wooded_mountains+128, savanna+128, savanna_plateau+128, badlands+128, wooded_badlands_plateau+128, badlands_plateau+128
};
STRUCT(LayerStack)
{
Layer *layers;
int layerCnt;
};
#ifdef __cplusplus
extern "C"
{
#endif
/* Initialise an instance of a generator. */
LayerStack setupGenerator(const int mcversion);
/* Initialise an instance of a generator with largeBiomes configuration. */
LayerStack setupLargeBiomesGenerator(const int mcversion);
/* Cleans up and frees the generator layers */
void freeGenerator(LayerStack g);
/* Calculates the minimum size of the buffers required to generate an area of
* dimensions 'sizeX' by 'sizeZ' at the specified layer.
*/
int calcRequiredBuf(Layer *layer, int areaX, int areaZ);
/* Allocates an amount of memory required to generate an area of dimensions
* 'sizeX' by 'sizeZ' for the magnification of the current top layer.
*/
int *allocCache(Layer *layer, int sizeX, int sizeZ);
/* Set up custom layers. */
void setupLayer(Layer *l, Layer *p, int s, void (*getMap)(Layer *layer, int *out, int x, int z, int w, int h));
void setupMultiLayer(Layer *l, Layer *p1, Layer *p2, int s, void (*getMap)(Layer *layer, int *out, int x, int z, int w, int h));
/* Sets the world seed for the generator */
void applySeed(LayerStack *g, int64_t seed);
/* Generates the specified area using the current generator settings and stores
* the biomeIDs in 'out'.
* The biomeIDs will be indexed in the form: out[x + z*areaWidth]
* It is recommended that 'out' is allocated using allocCache() for the correct
* buffer size.
*/
void genArea(Layer *layer, int *out, int areaX, int areaZ, int areaWidth, int areaHeight);
#ifdef __cplusplus
}
#endif
#endif /* GENERATOR_H_ */