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Optimize map generator for the dynamic content ids a bit

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This commit is contained in:
Perttu Ahola 2011-11-19 18:48:09 +02:00
parent 4503b03b26
commit 901d98b687
3 changed files with 57 additions and 29 deletions
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78
src/mapgen.cpp
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@ -1641,7 +1641,27 @@ void make_block(BlockMakeData *data)
maxpos_f.X, maxpos_f.Y+5, maxpos_f.Z, maxpos_f.X, maxpos_f.Y+5, maxpos_f.Z,
sl.X, sl.Y, sl.Z); sl.X, sl.Y, sl.Z);
} }
/*
Cache some ground type values for speed
*/
// Creates variables c_name=id and n_name=node
#define CONTENT_VARIABLE(ndef, name)\
content_t c_##name = ndef->getId(#name);\
MapNode n_##name(c_##name);
CONTENT_VARIABLE(ndef, stone);
CONTENT_VARIABLE(ndef, water_source);
CONTENT_VARIABLE(ndef, air);
CONTENT_VARIABLE(ndef, dirt);
CONTENT_VARIABLE(ndef, sand);
CONTENT_VARIABLE(ndef, gravel);
CONTENT_VARIABLE(ndef, lava_source);
CONTENT_VARIABLE(ndef, cobble);
CONTENT_VARIABLE(ndef, mossycobble);
CONTENT_VARIABLE(ndef, dirt_with_grass);
/* /*
Make base ground level Make base ground level
*/ */
@ -1667,14 +1687,14 @@ void make_block(BlockMakeData *data)
v3s16(x,y,z), data->seed) == false) v3s16(x,y,z), data->seed) == false)
{ {
if(y <= WATER_LEVEL) if(y <= WATER_LEVEL)
vmanip.m_data[i] = MapNode(LEGN(ndef, "CONTENT_WATERSOURCE")); vmanip.m_data[i] = n_water_source;
else else
vmanip.m_data[i] = MapNode(CONTENT_AIR); vmanip.m_data[i] = n_air;
} }
else if(noisebuf_cave.get(x,y,z) > CAVE_NOISE_THRESHOLD) else if(noisebuf_cave.get(x,y,z) > CAVE_NOISE_THRESHOLD)
vmanip.m_data[i] = MapNode(CONTENT_AIR); vmanip.m_data[i] = n_air;
else else
vmanip.m_data[i] = MapNode(LEGN(ndef, "CONTENT_STONE")); vmanip.m_data[i] = n_stone;
} }
data->vmanip->m_area.add_y(em, i, 1); data->vmanip->m_area.add_y(em, i, 1);
@ -1703,7 +1723,7 @@ void make_block(BlockMakeData *data)
{ {
v3s16 p = v3s16(x,y,z) + g_27dirs[i]; v3s16 p = v3s16(x,y,z) + g_27dirs[i];
u32 vi = vmanip.m_area.index(p); u32 vi = vmanip.m_area.index(p);
if(vmanip.m_data[vi].getContent() == LEGN(ndef, "CONTENT_STONE")) if(vmanip.m_data[vi].getContent() == c_stone)
if(mineralrandom.next()%8 == 0) if(mineralrandom.next()%8 == 0)
vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_MESE")); vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_MESE"));
} }
@ -1781,7 +1801,7 @@ void make_block(BlockMakeData *data)
{ {
v3s16 p = v3s16(x,y,z) + g_27dirs[i]; v3s16 p = v3s16(x,y,z) + g_27dirs[i];
u32 vi = vmanip.m_area.index(p); u32 vi = vmanip.m_area.index(p);
if(vmanip.m_data[vi].getContent() == LEGN(ndef, "CONTENT_STONE")) if(vmanip.m_data[vi].getContent() == c_stone)
if(mineralrandom.next()%8 == 0) if(mineralrandom.next()%8 == 0)
vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_STONE"), MINERAL_COAL); vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_STONE"), MINERAL_COAL);
} }
@ -1807,7 +1827,7 @@ void make_block(BlockMakeData *data)
{ {
v3s16 p = v3s16(x,y,z) + g_27dirs[i]; v3s16 p = v3s16(x,y,z) + g_27dirs[i];
u32 vi = vmanip.m_area.index(p); u32 vi = vmanip.m_area.index(p);
if(vmanip.m_data[vi].getContent() == LEGN(ndef, "CONTENT_STONE")) if(vmanip.m_data[vi].getContent() == c_stone)
if(mineralrandom.next()%8 == 0) if(mineralrandom.next()%8 == 0)
vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_STONE"), MINERAL_IRON); vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_STONE"), MINERAL_IRON);
} }
@ -1830,24 +1850,24 @@ void make_block(BlockMakeData *data)
u32 i = vmanip.m_area.index(v3s16(p2d.X, node_max.Y, p2d.Y)); u32 i = vmanip.m_area.index(v3s16(p2d.X, node_max.Y, p2d.Y));
for(s16 y=node_max.Y; y>=node_min.Y; y--) for(s16 y=node_max.Y; y>=node_min.Y; y--)
{ {
if(vmanip.m_data[i].getContent() == LEGN(ndef, "CONTENT_STONE")) if(vmanip.m_data[i].getContent() == c_stone)
{ {
if(noisebuf_ground_crumbleness.get(x,y,z) > 1.3) if(noisebuf_ground_crumbleness.get(x,y,z) > 1.3)
{ {
if(noisebuf_ground_wetness.get(x,y,z) > 0.0) if(noisebuf_ground_wetness.get(x,y,z) > 0.0)
vmanip.m_data[i] = MapNode(LEGN(ndef, "CONTENT_MUD")); vmanip.m_data[i] = n_dirt;
else else
vmanip.m_data[i] = MapNode(LEGN(ndef, "CONTENT_SAND")); vmanip.m_data[i] = n_sand;
} }
else if(noisebuf_ground_crumbleness.get(x,y,z) > 0.7) else if(noisebuf_ground_crumbleness.get(x,y,z) > 0.7)
{ {
if(noisebuf_ground_wetness.get(x,y,z) < -0.6) if(noisebuf_ground_wetness.get(x,y,z) < -0.6)
vmanip.m_data[i] = MapNode(LEGN(ndef, "CONTENT_GRAVEL")); vmanip.m_data[i] = n_gravel;
} }
else if(noisebuf_ground_crumbleness.get(x,y,z) < else if(noisebuf_ground_crumbleness.get(x,y,z) <
-3.0 + MYMIN(0.1 * sqrt((float)MYMAX(0, -y)), 1.5)) -3.0 + MYMIN(0.1 * sqrt((float)MYMAX(0, -y)), 1.5))
{ {
vmanip.m_data[i] = MapNode(LEGN(ndef, "CONTENT_LAVASOURCE")); vmanip.m_data[i] = n_lava_source;
for(s16 x1=-1; x1<=1; x1++) for(s16 x1=-1; x1<=1; x1++)
for(s16 y1=-1; y1<=1; y1++) for(s16 y1=-1; y1<=1; y1++)
for(s16 z1=-1; z1<=1; z1++) for(s16 z1=-1; z1<=1; z1++)
@ -1894,7 +1914,7 @@ void make_block(BlockMakeData *data)
{ {
if(vmanip.m_data[i].getContent() == CONTENT_AIR) if(vmanip.m_data[i].getContent() == CONTENT_AIR)
vmanip.m_flags[i] |= VMANIP_FLAG_DUNGEON_PRESERVE; vmanip.m_flags[i] |= VMANIP_FLAG_DUNGEON_PRESERVE;
else if(vmanip.m_data[i].getContent() == LEGN(ndef, "CONTENT_WATERSOURCE")) else if(vmanip.m_data[i].getContent() == c_water_source)
vmanip.m_flags[i] |= VMANIP_FLAG_DUNGEON_PRESERVE; vmanip.m_flags[i] |= VMANIP_FLAG_DUNGEON_PRESERVE;
data->vmanip->m_area.add_y(em, i, -1); data->vmanip->m_area.add_y(em, i, -1);
} }
@ -1925,11 +1945,11 @@ void make_block(BlockMakeData *data)
double d = noise3d_perlin((float)x/2.5, double d = noise3d_perlin((float)x/2.5,
(float)y/2.5,(float)z/2.5, (float)y/2.5,(float)z/2.5,
blockseed, 2, 1.4); blockseed, 2, 1.4);
if(vmanip.m_data[i].getContent() == LEGN(ndef, "CONTENT_COBBLE")) if(vmanip.m_data[i].getContent() == c_cobble)
{ {
if(d < wetness/3.0) if(d < wetness/3.0)
{ {
vmanip.m_data[i].setContent(LEGN(ndef, "CONTENT_MOSSYCOBBLE")); vmanip.m_data[i].setContent(c_mossycobble);
} }
} }
/*else if(vmanip.m_flags[i] & VMANIP_FLAG_DUNGEON_INSIDE) /*else if(vmanip.m_flags[i] & VMANIP_FLAG_DUNGEON_INSIDE)
@ -1972,7 +1992,7 @@ void make_block(BlockMakeData *data)
{ {
if(water_found == false) if(water_found == false)
{ {
if(vmanip.m_data[i].getContent() == LEGN(ndef, "CONTENT_WATERSOURCE")) if(vmanip.m_data[i].getContent() == c_water_source)
{ {
v3s16 p = v3s16(p2d.X, y, p2d.Y); v3s16 p = v3s16(p2d.X, y, p2d.Y);
data->transforming_liquid.push_back(p); data->transforming_liquid.push_back(p);
@ -1984,7 +2004,7 @@ void make_block(BlockMakeData *data)
// This can be done because water_found can only // This can be done because water_found can only
// turn to true and end up here after going through // turn to true and end up here after going through
// a single block. // a single block.
if(vmanip.m_data[i+1].getContent() != LEGN(ndef, "CONTENT_WATERSOURCE")) if(vmanip.m_data[i+1].getContent() != c_water_source)
{ {
v3s16 p = v3s16(p2d.X, y+1, p2d.Y); v3s16 p = v3s16(p2d.X, y+1, p2d.Y);
data->transforming_liquid.push_back(p); data->transforming_liquid.push_back(p);
@ -2027,16 +2047,16 @@ void make_block(BlockMakeData *data)
u32 i = vmanip.m_area.index(v3s16(p2d.X, start_y, p2d.Y)); u32 i = vmanip.m_area.index(v3s16(p2d.X, start_y, p2d.Y));
for(s16 y=start_y; y>=node_min.Y-3; y--) for(s16 y=start_y; y>=node_min.Y-3; y--)
{ {
if(vmanip.m_data[i].getContent() == LEGN(ndef, "CONTENT_WATERSOURCE")) if(vmanip.m_data[i].getContent() == c_water_source)
water_detected = true; water_detected = true;
if(vmanip.m_data[i].getContent() == CONTENT_AIR) if(vmanip.m_data[i].getContent() == CONTENT_AIR)
air_detected = true; air_detected = true;
if((vmanip.m_data[i].getContent() == LEGN(ndef, "CONTENT_STONE") if((vmanip.m_data[i].getContent() == c_stone
|| vmanip.m_data[i].getContent() == LEGN(ndef, "CONTENT_GRASS") || vmanip.m_data[i].getContent() == c_dirt_with_grass
|| vmanip.m_data[i].getContent() == LEGN(ndef, "CONTENT_MUD") || vmanip.m_data[i].getContent() == c_dirt
|| vmanip.m_data[i].getContent() == LEGN(ndef, "CONTENT_SAND") || vmanip.m_data[i].getContent() == c_sand
|| vmanip.m_data[i].getContent() == LEGN(ndef, "CONTENT_GRAVEL") || vmanip.m_data[i].getContent() == c_gravel
) && (air_detected || water_detected)) ) && (air_detected || water_detected))
{ {
if(current_depth == 0 && y <= WATER_LEVEL+2 if(current_depth == 0 && y <= WATER_LEVEL+2
@ -2127,7 +2147,7 @@ void make_block(BlockMakeData *data)
{ {
u32 i = data->vmanip->m_area.index(p); u32 i = data->vmanip->m_area.index(p);
MapNode *n = &data->vmanip->m_data[i]; MapNode *n = &data->vmanip->m_data[i];
if(n->getContent() != CONTENT_AIR && n->getContent() != LEGN(ndef, "CONTENT_WATERSOURCE") && n->getContent() != CONTENT_IGNORE) if(n->getContent() != CONTENT_AIR && n->getContent() != c_water_source && n->getContent() != CONTENT_IGNORE)
{ {
found = true; found = true;
break; break;
@ -2141,17 +2161,17 @@ void make_block(BlockMakeData *data)
u32 i = data->vmanip->m_area.index(p); u32 i = data->vmanip->m_area.index(p);
MapNode *n = &data->vmanip->m_data[i]; MapNode *n = &data->vmanip->m_data[i];
if(n->getContent() != LEGN(ndef, "CONTENT_MUD") && n->getContent() != LEGN(ndef, "CONTENT_GRASS") && n->getContent() != LEGN(ndef, "CONTENT_SAND")) if(n->getContent() != c_dirt && n->getContent() != c_dirt_with_grass && n->getContent() != c_sand)
continue; continue;
// Papyrus grows only on mud and in water // Papyrus grows only on mud and in water
if(n->getContent() == LEGN(ndef, "CONTENT_MUD") && y <= WATER_LEVEL) if(n->getContent() == c_dirt && y <= WATER_LEVEL)
{ {
p.Y++; p.Y++;
make_papyrus(vmanip, p, ndef); make_papyrus(vmanip, p, ndef);
} }
// Trees grow only on mud and grass, on land // Trees grow only on mud and grass, on land
else if((n->getContent() == LEGN(ndef, "CONTENT_MUD") || n->getContent() == LEGN(ndef, "CONTENT_GRASS")) && y > WATER_LEVEL + 2) else if((n->getContent() == c_dirt || n->getContent() == LEGN(ndef, "CONTENT_GRASS")) && y > WATER_LEVEL + 2)
{ {
p.Y++; p.Y++;
//if(surface_humidity_2d(data->seed, v2s16(x, y)) < 0.5) //if(surface_humidity_2d(data->seed, v2s16(x, y)) < 0.5)
@ -2170,7 +2190,7 @@ void make_block(BlockMakeData *data)
make_jungletree(vmanip, p, ndef); make_jungletree(vmanip, p, ndef);
} }
// Cactii grow only on sand, on land // Cactii grow only on sand, on land
else if(n->getContent() == LEGN(ndef, "CONTENT_SAND") && y > WATER_LEVEL + 2) else if(n->getContent() == c_sand && y > WATER_LEVEL + 2)
{ {
p.Y++; p.Y++;
make_cactus(vmanip, p, ndef); make_cactus(vmanip, p, ndef);

6
src/nodedef.cpp
View File

@ -406,6 +406,12 @@ public:
{ {
return m_name_id_mapping.getId(name, result); return m_name_id_mapping.getId(name, result);
} }
virtual content_t getId(const std::string &name) const
{
content_t id = CONTENT_IGNORE;
getId(name, id);
return id;
}
virtual const ContentFeatures& get(const std::string &name) const virtual const ContentFeatures& get(const std::string &name) const
{ {
content_t id = CONTENT_IGNORE; content_t id = CONTENT_IGNORE;

2
src/nodedef.h
View File

@ -254,6 +254,7 @@ public:
virtual const ContentFeatures& get(content_t c) const=0; virtual const ContentFeatures& get(content_t c) const=0;
virtual const ContentFeatures& get(const MapNode &n) const=0; virtual const ContentFeatures& get(const MapNode &n) const=0;
virtual bool getId(const std::string &name, content_t &result) const=0; virtual bool getId(const std::string &name, content_t &result) const=0;
virtual content_t getId(const std::string &name) const=0;
virtual const ContentFeatures& get(const std::string &name) const=0; virtual const ContentFeatures& get(const std::string &name) const=0;
virtual void serialize(std::ostream &os)=0; virtual void serialize(std::ostream &os)=0;
@ -269,6 +270,7 @@ public:
virtual const ContentFeatures& get(content_t c) const=0; virtual const ContentFeatures& get(content_t c) const=0;
virtual const ContentFeatures& get(const MapNode &n) const=0; virtual const ContentFeatures& get(const MapNode &n) const=0;
virtual bool getId(const std::string &name, content_t &result) const=0; virtual bool getId(const std::string &name, content_t &result) const=0;
virtual content_t getId(const std::string &name) const=0;
// If not found, returns the features of CONTENT_IGNORE // If not found, returns the features of CONTENT_IGNORE
virtual const ContentFeatures& get(const std::string &name) const=0; virtual const ContentFeatures& get(const std::string &name) const=0;