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Update Maps.cpp

develop
Ryan Williams 2022-05-30 15:23:07 -07:00 committed by Myk
parent 9d2bb01caf
commit b1e118384e
1 changed files with 126 additions and 128 deletions
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254
library/modules/Maps.cpp
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@ -824,162 +824,160 @@ misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution. 3. This notice may not be removed or altered from any source distribution.
*/ */
namespace { //----------------------------------------------------------------------------//
//----------------------------------------------------------------------------// // Utility function
// Utility function //
// //----------------------------------------------------------------------------//
//----------------------------------------------------------------------------// static std::pair<bool, bool> check_tropicality(df::region_map_entry& region,
std::pair<bool, bool> check_tropicality(df::region_map_entry& region, int y_pos
int y_pos )
) {
int flip_latitude = df::global::world->world_data->flip_latitude;
bool is_possible_tropical_area_by_latitude = false;
bool is_tropical_area_by_latitude = false;
if (flip_latitude == -1) // NO POLES
{ {
int flip_latitude = df::global::world->world_data->flip_latitude; // If there're no poles, tropical area is determined by temperature
is_possible_tropical_area_by_latitude = region.temperature >= 75;
is_tropical_area_by_latitude = region.temperature >= 85;
}
bool is_possible_tropical_area_by_latitude = false; else
bool is_tropical_area_by_latitude = false; {
int v6 = 0;
df::world_data* wdata = df::global::world->world_data;
if (flip_latitude == -1) // NO POLES if (flip_latitude == 0) // NORTH POLE ONLY
{ {
// If there're no poles, tropical area is determined by temperature v6 = y_pos;
is_possible_tropical_area_by_latitude = region.temperature >= 75;
is_tropical_area_by_latitude = region.temperature >= 85;
} }
else else if (flip_latitude == 1) // SOUTH_POLE ONLY
{ {
int v6 = 0; v6 = df::global::world->world_data->world_height - y_pos - 1;
}
df::world_data* wdata = df::global::world->world_data;
if (flip_latitude == 0) // NORTH POLE ONLY
{
v6 = y_pos;
}
else if (flip_latitude == 1) // SOUTH_POLE ONLY
{
v6 = df::global::world->world_data->world_height - y_pos - 1;
}
else if (flip_latitude == 2) // BOTH POLES else if (flip_latitude == 2) // BOTH POLES
{
if (y_pos < wdata->world_height / 2)
v6 = 2 * y_pos;
else
{ {
if (y_pos < wdata->world_height / 2) v6 = wdata->world_height + 2 * (wdata->world_height / 2 - y_pos) - 1;
v6 = 2 * y_pos; if (v6 < 0)
else v6 = 0;
{ if (v6 >= wdata->world_height)
v6 = wdata->world_height + 2 * (wdata->world_height / 2 - y_pos) - 1; v6 = wdata->world_height - 1;
if (v6 < 0)
v6 = 0;
if (v6 >= wdata->world_height)
v6 = wdata->world_height - 1;
}
} }
if (wdata->world_height == 17)
v6 *= 16;
else if (wdata->world_height == 33)
v6 *= 8;
else if (wdata->world_height == 65)
v6 *= 4;
else if (wdata->world_height == 129)
v6 *= 2;
is_possible_tropical_area_by_latitude = v6 > 170;
is_tropical_area_by_latitude = v6 >= 200;
} }
return std::pair<bool, bool>(is_possible_tropical_area_by_latitude, if (wdata->world_height == 17)
is_tropical_area_by_latitude v6 *= 16;
); else if (wdata->world_height == 33)
v6 *= 8;
else if (wdata->world_height == 65)
v6 *= 4;
else if (wdata->world_height == 129)
v6 *= 2;
is_possible_tropical_area_by_latitude = v6 > 170;
is_tropical_area_by_latitude = v6 >= 200;
} }
return std::pair<bool, bool>(is_possible_tropical_area_by_latitude,
is_tropical_area_by_latitude
);
}
//----------------------------------------------------------------------------// //----------------------------------------------------------------------------//
// Utility function // Utility function
// //
// return some unknow parameter as a percentage // return some unknow parameter as a percentage
//----------------------------------------------------------------------------// //----------------------------------------------------------------------------//
int get_region_parameter(int y, static int get_region_parameter(int y,
int x int x
) )
{
int world_height = df::global::world->world_data->world_height;
if (world_height > 65) // Medium and large worlds
{ {
int world_height = df::global::world->world_data->world_height; // access to region 2D array
if (world_height > 65) // Medium and large worlds df::region_map_entry& region = df::global::world->world_data->region_map[x][y];
{ int flip_latitude = df::global::world->world_data->flip_latitude;
// access to region 2D array int rainfall = region.rainfall;
df::region_map_entry& region = df::global::world->world_data->region_map[x][y]; int result;
int flip_latitude = df::global::world->world_data->flip_latitude; int y_pos = y;
int rainfall = region.rainfall; int ypos = y_pos;
int result;
int y_pos = y;
int ypos = y_pos;
if (flip_latitude == -1) // NO POLES
return 100;
else if (flip_latitude == 1) // SOUTH POLE
ypos = world_height - y_pos - 1;
else if (flip_latitude == 2) // NORTH & SOUTH POLE
{
if (ypos < world_height / 2)
ypos *= 2;
else
{
ypos = world_height + 2 * (world_height / 2 - ypos) - 1;
if (ypos < 0)
ypos = 0;
if (ypos >= world_height)
ypos = world_height - 1;
}
}
int latitude; // 0 - 256 (size of a large world) if (flip_latitude == -1) // NO POLES
switch (world_height) return 100;
else if (flip_latitude == 1) // SOUTH POLE
ypos = world_height - y_pos - 1;
else if (flip_latitude == 2) // NORTH & SOUTH POLE
{
if (ypos < world_height / 2)
ypos *= 2;
else
{ {
case 17: // Pocket world ypos = world_height + 2 * (world_height / 2 - ypos) - 1;
latitude = 16 * ypos; if (ypos < 0)
break; ypos = 0;
case 33: // Smaller world if (ypos >= world_height)
latitude = 8 * ypos; ypos = world_height - 1;
break;
case 65: // Small world
latitude = 4 * ypos;
break;
case 129: // Medium world
latitude = 2 * ypos;
break;
default: // Large world
latitude = ypos;
break;
} }
}
// latitude > 220 int latitude; // 0 - 256 (size of a large world)
if ((latitude - 171) > 49) switch (world_height)
return 100; {
case 17: // Pocket world
latitude = 16 * ypos;
break;
case 33: // Smaller world
latitude = 8 * ypos;
break;
case 65: // Small world
latitude = 4 * ypos;
break;
case 129: // Medium world
latitude = 2 * ypos;
break;
default: // Large world
latitude = ypos;
break;
}
// latitude > 220
if ((latitude - 171) > 49)
return 100;
// Latitude between 191 and 200
if ((latitude > 190) && (latitude < 201))
return 0;
// Latitude between 201 and 220 // Latitude between 191 and 200
if ((latitude > 190) && (latitude >= 201)) if ((latitude > 190) && (latitude < 201))
result = rainfall + 16 * (latitude - 207); return 0;
else
// Latitude between 0 and 190
result = (16 * (184 - latitude) - rainfall);
if (result < 0) // Latitude between 201 and 220
return 0; if ((latitude > 190) && (latitude >= 201))
result = rainfall + 16 * (latitude - 207);
else
// Latitude between 0 and 190
result = (16 * (184 - latitude) - rainfall);
if (result > 100) if (result < 0)
return 100; return 0;
return result; if (result > 100)
} return 100;
return 100; return result;
} }
return 100;
} }