Lua API: Particle callbacks; Add NoWeather

builtin/client/cheats/init.lua

@@ -39,6 +39,7 @@ core.cheats = {
 		["PlayerTracers"] = "enable_player_tracers",
 		["NodeESP"] = "enable_node_esp",
 		["NodeTracers"] = "enable_node_tracers",
+		["NoWeather"] = "noweather",
 	},
 	["World"] = {
 		["FastDig"] = "fastdig",

builtin/client/cheats/render.lua

@@ -1,2 +1,14 @@
 core.register_list_command("xray", "Configure X-Ray", "xray_nodes") 
 core.register_list_command("search", "Configure NodeESP", "node_esp_nodes") 
+
+core.register_on_spawn_particle(function(particle)
+	if core.settings:get_bool("noweather") and particle.texture:sub(1, 12) == "weather_pack" then
+		return true
+	end
+end)
+
+core.register_on_play_sound(function(sound)
+	if core.settings:get_bool("noweather") and sound.name == "weather_rain" then
+		return true
+	end
+end)

builtin/client/register.lua

@@ -104,3 +104,4 @@ core.registered_on_modchannel_signal, core.register_on_modchannel_signal = make_
 core.registered_on_inventory_open, core.register_on_inventory_open = make_registration()
 core.registered_on_recieve_physics_override, core.register_on_recieve_physics_override = make_registration()
 core.registered_on_play_sound, core.register_on_play_sound = make_registration()
+core.registered_on_spawn_particle, core.register_on_spawn_particle = make_registration()

builtin/settingtypes.txt

@@ -2366,3 +2366,5 @@ enable_node_tracers (NodeTracers) bool false
 entity_esp_color (EntityESP Color) v3f 255, 255, 255
 
 player_esp_color (PlayerESP Color) v3f 0, 255, 0
+
+noweather (NoWeather) bool false

doc/client_lua_api.txt

@@ -755,10 +755,14 @@ Call these functions only at load time!
     * Called when recieving physics_override from server
     * Newest functions are called first
     * If any function returns true, the physics override does not change
-* `minetest.register_on_sound_play(function(SimpleSoundSpec))`
+* `minetest.register_on_play_sound(function(SimpleSoundSpec))`
     * Called when recieving a play sound command from server
     * Newest functions are called first
     * If any function returns true, the sound does not play
+* `minetest.register_on_spawn_partice(function(particle definition))`
+    * Called when recieving a spawn particle command from server
+    * Newest functions are called first
+    * If any function returns true, the particel does not spawn
 
 ### Setting-related
 * `minetest.settings`: Settings object containing all of the settings from the

src/defaultsettings.cpp

@@ -146,6 +146,7 @@ void set_default_settings(Settings *settings)
 	settings->setDefault("enable_node_tracers", "false");
 	settings->setDefault("entity_esp_color", "(255, 255, 255)");
 	settings->setDefault("player_esp_color", "(0, 255, 0)");	
+	settings->setDefault("noweather", "false");	
 
 	// Keymap
 	settings->setDefault("remote_port", "30000");

src/network/clientpackethandler.cpp

@@ -988,9 +988,8 @@ void Client::handleCommand_SpawnParticle(NetworkPacket* pkt)
 	event->type           = CE_SPAWN_PARTICLE;
 	event->spawn_particle = new ParticleParameters(p);
 	
-	if (g_settings->getBool("log_particles")) {
-		std::cout << p.pos.X << " " << p.pos.Y << " " << p.pos.Z << std::endl;
-	}
+	if (m_mods_loaded && m_script->on_spawn_particle(*event->spawn_particle))
+		return;
 	
 	m_client_event_queue.push(event);
 }

src/script/common/c_content.cpp

@@ -1324,20 +1324,6 @@ void push_inventory(lua_State *L, Inventory *inventory)
 	}
 }
 
-/******************************************************************************/
-void push_inventory_list(lua_State *L, Inventory *inv, const char *name)
-{
-	InventoryList *invlist = inv->getList(name);
-	if(invlist == NULL){
-		lua_pushnil(L);
-		return;
-	}
-	std::vector<ItemStack> items;
-	for(u32 i=0; i<invlist->getSize(); i++)
-		items.push_back(invlist->getItem(i));
-	push_items(L, items);
-}
-
 /******************************************************************************/
 void read_inventory_list(lua_State *L, int tableindex,
 		Inventory *inv, const char *name, Server* srv, int forcesize)
@@ -1367,6 +1353,19 @@ void read_inventory_list(lua_State *L, int tableindex,
 	}
 }
 
+void push_inventory_list(lua_State *L, Inventory *inv, const char *name)
+{
+	InventoryList *invlist = inv->getList(name);
+	if(invlist == NULL){
+		lua_pushnil(L);
+		return;
+	}
+	std::vector<ItemStack> items;
+	for(u32 i=0; i<invlist->getSize(); i++)
+		items.push_back(invlist->getItem(i));
+	push_items(L, items);
+}
+
 /******************************************************************************/
 struct TileAnimationParams read_animation_definition(lua_State *L, int index)
 {
@@ -1402,6 +1401,29 @@ struct TileAnimationParams read_animation_definition(lua_State *L, int index)
 	return anim;
 }
 
+void push_animation_definition(lua_State *L, struct TileAnimationParams anim)
+{
+	switch (anim.type) {
+	case TAT_NONE:
+		lua_pushnil(L);
+		break;
+	case TAT_VERTICAL_FRAMES:
+		lua_newtable(L);
+		setstringfield(L, -1, "type", "vertical_frames");
+		setfloatfield(L, -1, "aspect_w", anim.vertical_frames.aspect_w);
+		setfloatfield(L, -1, "aspect_h", anim.vertical_frames.aspect_h);
+		setfloatfield(L, -1, "length", anim.vertical_frames.length);
+		break;
+	case TAT_SHEET_2D:
+		lua_newtable(L);
+		setstringfield(L, -1, "type", "sheet_2d");
+		setintfield(L, -1, "frames_w", anim.sheet_2d.frames_w);
+		setintfield(L, -1, "frames_h", anim.sheet_2d.frames_h);
+		setintfield(L, -1, "frame_length", anim.sheet_2d.frame_length);
+		break;
+	}
+}
+
 /******************************************************************************/
 ToolCapabilities read_tool_capabilities(
 		lua_State *L, int table)
@@ -2103,6 +2125,7 @@ void push_collision_move_result(lua_State *L, const collisionMoveResult &res)
 	/**/
 }
 
+/******************************************************************************/
 void push_physics_override(lua_State *L, float speed, float jump, float gravity, bool sneak, bool sneak_glitch, bool new_move)
 {
 	lua_createtable(L, 0, 6);

src/script/common/c_content.h

@@ -98,6 +98,7 @@ void               push_hit_params           (lua_State *L,
 ItemStack          read_item                 (lua_State *L, int index, IItemDefManager *idef);
 
 struct TileAnimationParams read_animation_definition(lua_State *L, int index);
+void push_animation_definition(lua_State *L, struct TileAnimationParams anim);
 
 ToolCapabilities   read_tool_capabilities    (lua_State *L, int table);
 void               push_tool_capabilities    (lua_State *L,

src/script/cpp_api/s_client.cpp

@@ -253,6 +253,43 @@ bool ScriptApiClient::on_play_sound(SimpleSoundSpec spec)
 	return readParam<bool>(L, -1);
 }
 
+bool ScriptApiClient::on_spawn_particle(struct ParticleParameters param)
+{
+	SCRIPTAPI_PRECHECKHEADER
+
+	// Get core.registered_on_play_sound
+	
+	lua_getglobal(L, "core");
+	lua_getfield(L, -1, "registered_on_spawn_particle");
+
+	// Push data
+	lua_newtable(L);
+	push_v3f(L, param.pos);
+	lua_setfield(L, -2, "pos");
+	push_v3f(L, param.vel);
+	lua_setfield(L, -2, "velocity");
+	push_v3f(L, param.acc);
+	lua_setfield(L, -2, "acceleration");
+	setfloatfield(L, -1, "expirationtime", param.expirationtime);
+	setboolfield(L, -1, "collisiondetection", param.collisiondetection);
+	setboolfield(L, -1, "collision_removal", param.collision_removal);
+	setboolfield(L, -1, "object_collision", param.object_collision);
+	setboolfield(L, -1, "vertical", param.vertical);
+	push_animation_definition(L, param.animation);
+	lua_setfield(L, -2, "animation");
+	setstringfield(L, -1, "texture", param.texture);
+	setintfield(L, -1, "glow", param.glow);
+	if (param.node.getContent() != CONTENT_IGNORE) {
+		pushnode(L, param.node, getGameDef()->ndef());
+		lua_setfield(L, -2, "node");
+	}
+	setintfield(L, -1, "node_tile", param.node_tile);	
+	
+	// Call functions
+	runCallbacks(1, RUN_CALLBACKS_MODE_OR);
+	return readParam<bool>(L, -1);
+}
+
 bool ScriptApiClient::on_inventory_open(Inventory *inventory)
 {
 	SCRIPTAPI_PRECHECKHEADER

src/script/cpp_api/s_client.h

@@ -27,6 +27,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "util/string.h"
 #include "util/pointedthing.h"
 #include "lua_api/l_item.h"
+#include "particles.h"
 
 #ifdef _CRT_MSVCP_CURRENT
 #include <cstdint>
@@ -59,6 +60,7 @@ public:
 	bool on_item_use(const ItemStack &item, const PointedThing &pointed);
 	bool on_recieve_physics_override(float override_speed, float override_jump, float override_gravity, bool sneak, bool sneak_glitch, bool new_move);
 	bool on_play_sound(SimpleSoundSpec spec);
+	bool on_spawn_particle(struct ParticleParameters param);
 
 	bool on_inventory_open(Inventory *inventory);
 	void open_enderchest();