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Schematics: Add per-node force placement option

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This commit is contained in:
kwolekr 2015-05-09 01:38:20 -04:00
parent d59e6ad004
commit 2b99d904f6
7 changed files with 170 additions and 112 deletions
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57
src/script/lua_api/l_mapgen.cpp
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@ -237,36 +237,32 @@ bool read_schematic_def(lua_State *L, int index,
lua_getfield(L, index, "data");
luaL_checktype(L, -1, LUA_TTABLE);
int numnodes = size.X * size.Y * size.Z;
u32 numnodes = size.X * size.Y * size.Z;
schem->schemdata = new MapNode[numnodes];
int i = 0;
size_t names_base = names->size();
std::map<std::string, content_t> name_id_map;
lua_pushnil(L);
while (lua_next(L, -2)) {
if (i >= numnodes) {
i++;
lua_pop(L, 1);
u32 i = 0;
for (lua_pushnil(L); lua_next(L, -2); i++, lua_pop(L, 1)) {
if (i >= numnodes)
continue;
}
// same as readnode, except param1 default is MTSCHEM_PROB_CONST
lua_getfield(L, -1, "name");
std::string name = luaL_checkstring(L, -1);
lua_pop(L, 1);
//// Read name
std::string name;
if (!getstringfield(L, -1, "name", name))
throw LuaError("Schematic data definition with missing name field");
//// Read param1/prob
u8 param1;
lua_getfield(L, -1, "param1");
param1 = !lua_isnil(L, -1) ? lua_tonumber(L, -1) : MTSCHEM_PROB_ALWAYS;
lua_pop(L, 1);
if (!getintfield(L, -1, "param1", param1) &&
!getintfield(L, -1, "prob", param1))
param1 = MTSCHEM_PROB_ALWAYS_OLD;
u8 param2;
lua_getfield(L, -1, "param2");
param2 = !lua_isnil(L, -1) ? lua_tonumber(L, -1) : 0;
lua_pop(L, 1);
//// Read param2
u8 param2 = getintfield_default(L, -1, "param2", 0);
//// Find or add new nodename-to-ID mapping
std::map<std::string, content_t>::iterator it = name_id_map.find(name);
content_t name_index;
if (it != name_id_map.end()) {
@ -277,10 +273,13 @@ bool read_schematic_def(lua_State *L, int index,
names->push_back(name);
}
schem->schemdata[i] = MapNode(name_index, param1, param2);
//// Perform probability/force_place fixup on param1
param1 >>= 1;
if (getboolfield_default(L, -1, "force_place", false))
param1 |= MTSCHEM_FORCE_PLACE;
i++;
lua_pop(L, 1);
//// Actually set the node in the schematic
schem->schemdata[i] = MapNode(name_index, param1, param2);
}
if (i != numnodes) {
@ -297,13 +296,13 @@ bool read_schematic_def(lua_State *L, int index,
lua_getfield(L, index, "yslice_prob");
if (lua_istable(L, -1)) {
lua_pushnil(L);
while (lua_next(L, -2)) {
if (getintfield(L, -1, "ypos", i) && i >= 0 && i < size.Y) {
schem->slice_probs[i] = getintfield_default(L, -1,
"prob", MTSCHEM_PROB_ALWAYS);
}
lua_pop(L, 1);
for (lua_pushnil(L); lua_next(L, -2); lua_pop(L, 1)) {
u16 ypos;
if (!getintfield(L, -1, "ypos", ypos) || (ypos >= size.Y) ||
!getintfield(L, -1, "prob", schem->slice_probs[ypos]))
continue;
schem->slice_probs[ypos] >>= 1;
}
}