Merge pull request #822 from MihailRis/get-ground-vel

entity.rigidbody:get_ground_vel()

CHANGELOG.md

@@ -78,6 +78,7 @@ Table of contents:
 - entity.rigidbody:set_elasticity
 - entity.rigidbody:set_mass
 - entity.rigidbody:set_material
+- entity.rigidbody:get_ground_vel
 - gfx.blockwraps.set_faces
 - gfx.blockwraps.set_tints
 - gui.close_menu

doc/en/scripting/ecs.md

@@ -129,6 +129,9 @@ body:set_mass(mass: number)
 body:get_elasticity() -> number
 -- Sets the body's elasticity
 body:set_elasticity(elasticity: number)
+
+-- Returns the velocity of the surface the body is on, or {0,0,0}
+body:get_ground_vel() -> vec3
 ```
 
 ### Skeleton

doc/ru/scripting/ecs.md

@@ -129,6 +129,9 @@ body:set_mass(mass: number)
 body:get_elasticity() -> number
 -- Устанавливает упругость тела
 body:set_elasticity(elasticity: number)
+
+-- Возвращает скорость поверхности, на которой находится тело, либо {0,0,0}
+body:get_ground_vel() -> vec3
 ```
 
 ### Skeleton

res/modules/internal/stdcomp.lua

@@ -38,6 +38,7 @@ local Rigidbody = {__index={
     get_elasticity=function(self) return __rigidbody.get_elasticity(self.eid) end,
     set_mass=function(self, v) return __rigidbody.set_mass(self.eid, v) end,
     set_elasticity=function(self, v) return __rigidbody.set_elasticity(self.eid, v) end,
+    get_ground_vel=function(self) return __rigidbody.get_ground_vel(self.eid) end,
 }}
 
 local function new_Rigidbody(eid)

src/logic/scripting/lua/libs/lib__rigidbody.cpp

@@ -192,6 +192,14 @@ static int l_set_elasticity(lua::State* L) {
     return 0;
 }
 
+static int l_get_ground_vel(lua::State* L) {
+    if (auto entity = get_entity(L, 1)) {
+        return lua::pushvec3(L, entity->getRigidbody().hitbox.groundVelocity);
+    }
+    return 0;
+}
+
+
 const luaL_Reg rigidbodylib[] = {
     {"is_enabled", lua::wrap<l_is_enabled>},
     {"set_enabled", lua::wrap<l_set_enabled>},
@@ -217,5 +225,6 @@ const luaL_Reg rigidbodylib[] = {
     {"set_mass", lua::wrap<l_set_mass>},
     {"get_elasticity", lua::wrap<l_get_elasticity>},
     {"set_elasticity", lua::wrap<l_set_elasticity>},
+    {"get_ground_vel", lua::wrap<l_get_ground_vel>},
     {nullptr, nullptr}
 };