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Simple decorations: Add 'param2_max' parameter for random param2

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If 'param2_max' is not used, parameter 'param2' works as before for
compatibility.
If 'param2_max' is used, 'param2' and 'param2_max' become the lower
and upper bounds of a per-decoration random param2.
This commit is contained in:
paramat 2017-10-08 21:08:52 +01:00 • committed by paramat
parent 17016090e3
commit 0c9ca27ffc
4 changed files with 17 additions and 3 deletions
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10
src/script/lua_api/l_mapgen.cpp
View file

@ -981,6 +981,7 @@ bool read_deco_simple(lua_State *L, DecoSimple *deco)
{
int index = 1;
int param2;
int param2_max;
deco->deco_height = getintfield_default(L, index, "height", 1);
deco->deco_height_max = getintfield_default(L, index, "height_max", 0);
@ -993,6 +994,7 @@ bool read_deco_simple(lua_State *L, DecoSimple *deco)
size_t nnames = getstringlistfield(L, index, "decoration", &deco->m_nodenames);
deco->m_nnlistsizes.push_back(nnames);
if (nnames == 0) {
errorstream << "register_decoration: no decoration nodes "
"defined" << std::endl;
@ -1000,12 +1002,16 @@ bool read_deco_simple(lua_State *L, DecoSimple *deco)
}
param2 = getintfield_default(L, index, "param2", 0);
if ((param2 < 0) || (param2 > 255)) {
errorstream << "register_decoration: param2 out of bounds (0-255)"
param2_max = getintfield_default(L, index, "param2_max", 0);
if (param2 < 0 || param2 > 255 || param2_max < 0 || param2_max > 255) {
errorstream << "register_decoration: param2 or param2_max out of bounds (0-255)"
<< std::endl;
return false;
}
deco->deco_param2 = (u8)param2;
deco->deco_param2_max = (u8)param2_max;
return true;
}