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Genericize find_node_near and find_node_in implementations in C++

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This commit is contained in:
sfan5 2023-06-17 15:53:48 +02:00
parent 20b10b5691
commit 62629939ff
2 changed files with 157 additions and 99 deletions
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43
src/script/lua_api/l_env.h
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@ -23,7 +23,38 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "serverenvironment.h"
#include "raycast.h"
class ModApiEnvMod : public ModApiBase {
// base class containing helpers
class ModApiEnvBase : public ModApiBase {
protected:
static void collectNodeIds(lua_State *L, int idx,
const NodeDefManager *ndef, std::vector<content_t> &filter);
static void checkArea(v3s16 &minp, v3s16 &maxp);
// F must be (v3s16 pos) -> MapNode
template <typename F>
static int findNodeNear(lua_State *L, v3s16 pos, int radius,
const std::vector<content_t> &filter, int start_radius, F &&getNode);
// F must be (G callback) -> void
// with G being (v3s16 p, MapNode n) -> bool
// and behave like Map::forEachNodeInArea
template <typename F>
static int findNodesInArea(lua_State *L, const NodeDefManager *ndef,
const std::vector<content_t> &filter, bool grouped, F &&iterate);
// F must be (v3s16 pos) -> MapNode
template <typename F>
static int findNodesInAreaUnderAir(lua_State *L, v3s16 minp, v3s16 maxp,
const std::vector<content_t> &filter, F &&getNode);
static const EnumString es_ClearObjectsMode[];
static const EnumString es_BlockStatusType[];
};
class ModApiEnvMod : public ModApiEnvBase {
private:
// set_node(pos, node)
// pos = {x=num, y=num, z=num}
@ -198,20 +229,12 @@ private:
// compare_block_status(nodepos)
static int l_compare_block_status(lua_State *L);
// Get a string translated server side
// get_translated_string(lang_code, string)
static int l_get_translated_string(lua_State * L);
/* Helpers */
static void collectNodeIds(lua_State *L, int idx,
const NodeDefManager *ndef, std::vector<content_t> &filter);
public:
static void Initialize(lua_State *L, int top);
static void InitializeClient(lua_State *L, int top);
static const EnumString es_ClearObjectsMode[];
static const EnumString es_BlockStatusType[];
};
class LuaABM : public ActiveBlockModifier {