Reshape LuaEntityCAO implementation a bit and make TNT to blink

diff --git a/data/mods/default/init.lua b/data/mods/default/init.lua
index 8f8188df551b0432eb2f4468ca1985c94a1155fd..b9af94be6fa2e749918f747de1f215775e1ea740 100644 (file)
--- a/data/mods/default/init.lua
+++ b/data/mods/default/init.lua
@@ -1176,18 +1176,32 @@ local TNT = {
        timer = 0,
        -- Number of punches required to defuse
        health = 1,
+       blinktimer = 0,
+       blinkstatus = true,
 }
 
 -- Called when a TNT object is created
 function TNT:on_activate(staticdata)
        print("TNT:on_activate()")
-       self.object:setvelocity({x=0, y=2, z=0})
+       self.object:setvelocity({x=0, y=4, z=0})
        self.object:setacceleration({x=0, y=-10, z=0})
+       self.object:settexturemod("^[brighten")
 end
 
 -- Called periodically
 function TNT:on_step(dtime)
        --print("TNT:on_step()")
+       self.timer = self.timer + dtime
+       self.blinktimer = self.blinktimer + dtime
+       if self.blinktimer > 0.5 then
+               self.blinktimer = self.blinktimer - 0.5
+               if blinkstatus then
+                       self.object:settexturemod("")
+               else
+                       self.object:settexturemod("^[brighten")
+               end
+               blinkstatus = not blinkstatus
+       end
 end
 
 -- Called when object is punched

diff --git a/src/content_cao.cpp b/src/content_cao.cpp
index 213de554b723f024543547e67e7b9252d84896af..984a216d86609f48e1ad3f218e2651f2409abc8c 100644 (file)
--- a/src/content_cao.cpp
+++ b/src/content_cao.cpp
@@ -1269,284 +1269,332 @@ void MobV2CAO::setLooks(const std::string &looks)
 
 #include "luaentity_common.h"
 
-// Prototype
-LuaEntityCAO proto_LuaEntityCAO(NULL);
+class CLuaEntityCAO : public LuaEntityCAO
+{
+private:
+       core::aabbox3d<f32> m_selection_box;
+       scene::IMeshSceneNode *m_meshnode;
+       scene::MyBillboardSceneNode *m_spritenode;
+       v3f m_position;
+       v3f m_velocity;
+       v3f m_acceleration;
+       float m_yaw;
+       struct LuaEntityProperties *m_prop;
+       SmoothTranslator pos_translator;
+
+public:
+       u8 getType() const
+       {
+               return ACTIVEOBJECT_TYPE_LUAENTITY;
+       }
+       core::aabbox3d<f32>* getSelectionBox()
+       {
+               return &m_selection_box;
+       }
+       v3f getPosition()
+       {
+               return pos_translator.vect_show;
+       }
+               
+       CLuaEntityCAO(IGameDef *gamedef):
+               LuaEntityCAO(gamedef),
+               m_selection_box(-BS/3.,-BS/3.,-BS/3., BS/3.,BS/3.,BS/3.),
+               m_meshnode(NULL),
+               m_spritenode(NULL),
+               m_position(v3f(0,10*BS,0)),
+               m_velocity(v3f(0,0,0)),
+               m_acceleration(v3f(0,0,0)),
+               m_yaw(0),
+               m_prop(new LuaEntityProperties)
+       {
+               ClientActiveObject::registerType(getType(), create);
+       }
 
-LuaEntityCAO::LuaEntityCAO(IGameDef *gamedef):
-       ClientActiveObject(0, gamedef),
-       m_selection_box(-BS/3.,-BS/3.,-BS/3., BS/3.,BS/3.,BS/3.),
-       m_meshnode(NULL),
-       m_spritenode(NULL),
-       m_position(v3f(0,10*BS,0)),
-       m_velocity(v3f(0,0,0)),
-       m_acceleration(v3f(0,0,0)),
-       m_yaw(0),
-       m_prop(new LuaEntityProperties)
-{
-       ClientActiveObject::registerType(getType(), create);
-}
+       ~CLuaEntityCAO()
+       {
+               delete m_prop;
+       }
 
-LuaEntityCAO::~LuaEntityCAO()
-{
-       delete m_prop;
-}
+       static ClientActiveObject* create(IGameDef *gamedef)
+       {
+               return new CLuaEntityCAO(gamedef);
+       }
 
-ClientActiveObject* LuaEntityCAO::create(IGameDef *gamedef)
-{
-       return new LuaEntityCAO(gamedef);
-}
+       void addToScene(scene::ISceneManager *smgr, ITextureSource *tsrc)
+       {
+               if(m_meshnode != NULL || m_spritenode != NULL)
+                       return;
+               
+               //video::IVideoDriver* driver = smgr->getVideoDriver();
+
+               if(m_prop->visual == "single_sprite"){
+                       infostream<<"CLuaEntityCAO::addToScene(): single_sprite"<<std::endl;
+                       m_spritenode = new scene::MyBillboardSceneNode(
+                                       smgr->getRootSceneNode(), smgr, -1, v3f(0,0,0), v2f(1,1));
+                       m_spritenode->setMaterialTexture(0,
+                                       tsrc->getTextureRaw("unknown_block.png"));
+                       m_spritenode->setMaterialFlag(video::EMF_LIGHTING, false);
+                       m_spritenode->setMaterialFlag(video::EMF_BILINEAR_FILTER, false);
+                       m_spritenode->setMaterialType(video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF);
+                       m_spritenode->setMaterialFlag(video::EMF_FOG_ENABLE, true);
+                       m_spritenode->setColor(video::SColor(255,0,0,0));
+                       m_spritenode->setVisible(false); /* Set visible when brightness is known */
+                       m_spritenode->setSize(v2f(1,1)*1.0*BS);
+                       {
+                               const float txs = 1.0 / 1;
+                               const float tys = 1.0 / 1;
+                               m_spritenode->setTCoords(0, v2f(txs*1, tys*1));
+                               m_spritenode->setTCoords(1, v2f(txs*1, tys*0));
+                               m_spritenode->setTCoords(2, v2f(txs*0, tys*0));
+                               m_spritenode->setTCoords(3, v2f(txs*0, tys*1));
+                       }
+               } else if(m_prop->visual == "cube"){
+                       infostream<<"CLuaEntityCAO::addToScene(): cube"<<std::endl;
+                       video::SColor c(255,255,255,255);
+                       video::S3DVertex vertices[24] =
+                       {
+                               // Up
+                               video::S3DVertex(-0.5,+0.5,-0.5, 0,1,0, c, 0,1),
+                               video::S3DVertex(-0.5,+0.5,+0.5, 0,1,0, c, 0,0),
+                               video::S3DVertex(+0.5,+0.5,+0.5, 0,1,0, c, 1,0),
+                               video::S3DVertex(+0.5,+0.5,-0.5, 0,1,0, c, 1,1),
+                               // Down
+                               video::S3DVertex(-0.5,-0.5,-0.5, 0,-1,0, c, 0,0),
+                               video::S3DVertex(+0.5,-0.5,-0.5, 0,-1,0, c, 1,0),
+                               video::S3DVertex(+0.5,-0.5,+0.5, 0,-1,0, c, 1,1),
+                               video::S3DVertex(-0.5,-0.5,+0.5, 0,-1,0, c, 0,1),
+                               // Right
+                               video::S3DVertex(+0.5,-0.5,-0.5, 1,0,0, c, 0,1),
+                               video::S3DVertex(+0.5,+0.5,-0.5, 1,0,0, c, 0,0),
+                               video::S3DVertex(+0.5,+0.5,+0.5, 1,0,0, c, 1,0),
+                               video::S3DVertex(+0.5,-0.5,+0.5, 1,0,0, c, 1,1),
+                               // Left
+                               video::S3DVertex(-0.5,-0.5,-0.5, -1,0,0, c, 1,1),
+                               video::S3DVertex(-0.5,-0.5,+0.5, -1,0,0, c, 0,1),
+                               video::S3DVertex(-0.5,+0.5,+0.5, -1,0,0, c, 0,0),
+                               video::S3DVertex(-0.5,+0.5,-0.5, -1,0,0, c, 1,0),
+                               // Back
+                               video::S3DVertex(-0.5,-0.5,+0.5, 0,0,1, c, 1,1),
+                               video::S3DVertex(+0.5,-0.5,+0.5, 0,0,1, c, 0,1),
+                               video::S3DVertex(+0.5,+0.5,+0.5, 0,0,1, c, 0,0),
+                               video::S3DVertex(-0.5,+0.5,+0.5, 0,0,1, c, 1,0),
+                               // Front
+                               video::S3DVertex(-0.5,-0.5,-0.5, 0,0,-1, c, 0,1),
+                               video::S3DVertex(-0.5,+0.5,-0.5, 0,0,-1, c, 0,0),
+                               video::S3DVertex(+0.5,+0.5,-0.5, 0,0,-1, c, 1,0),
+                               video::S3DVertex(+0.5,-0.5,-0.5, 0,0,-1, c, 1,1),
+                       };
+                       
+                       for(u32 i=0; i<24; ++i){
+                               vertices[i].Pos *= BS;
+                       }
 
-void LuaEntityCAO::addToScene(scene::ISceneManager *smgr, ITextureSource *tsrc)
-{
-       if(m_meshnode != NULL || m_spritenode != NULL)
-               return;
-       
-       //video::IVideoDriver* driver = smgr->getVideoDriver();
+                       u16 indices[6] = {0,1,2,2,3,0};
 
-       if(m_prop->visual == "single_sprite"){
-               infostream<<"LuaEntityCAO::addToScene(): single_sprite"<<std::endl;
-               m_spritenode = new scene::MyBillboardSceneNode(
-                               smgr->getRootSceneNode(), smgr, -1, v3f(0,0,0), v2f(1,1));
-               std::string texturestring = "unknown_block.png";
-               if(m_prop->textures.size() >= 1)
-                       texturestring = m_prop->textures[0];
-               m_spritenode->setMaterialTexture(0,
-                               tsrc->getTextureRaw(texturestring));
-               m_spritenode->setMaterialFlag(video::EMF_LIGHTING, false);
-               m_spritenode->setMaterialFlag(video::EMF_BILINEAR_FILTER, false);
-               m_spritenode->setMaterialType(video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF);
-               m_spritenode->setMaterialFlag(video::EMF_FOG_ENABLE, true);
-               m_spritenode->setColor(video::SColor(255,0,0,0));
-               m_spritenode->setVisible(false); /* Set visible when brightness is known */
-               m_spritenode->setSize(v2f(1,1)*1.0*BS);
-               {
-                       const float txs = 1.0 / 1;
-                       const float tys = 1.0 / 1;
-                       m_spritenode->setTCoords(0, v2f(txs*1, tys*1));
-                       m_spritenode->setTCoords(1, v2f(txs*1, tys*0));
-                       m_spritenode->setTCoords(2, v2f(txs*0, tys*0));
-                       m_spritenode->setTCoords(3, v2f(txs*0, tys*1));
-               }
-       } else if(m_prop->visual == "cube"){
-               infostream<<"LuaEntityCAO::addToScene(): cube"<<std::endl;
-               video::SColor c(255,255,255,255);
-               video::S3DVertex vertices[24] =
-               {
-                       // Up
-                       video::S3DVertex(-0.5,+0.5,-0.5, 0,1,0, c, 0,1),
-                       video::S3DVertex(-0.5,+0.5,+0.5, 0,1,0, c, 0,0),
-                       video::S3DVertex(+0.5,+0.5,+0.5, 0,1,0, c, 1,0),
-                       video::S3DVertex(+0.5,+0.5,-0.5, 0,1,0, c, 1,1),
-                       // Down
-                       video::S3DVertex(-0.5,-0.5,-0.5, 0,-1,0, c, 0,0),
-                       video::S3DVertex(+0.5,-0.5,-0.5, 0,-1,0, c, 1,0),
-                       video::S3DVertex(+0.5,-0.5,+0.5, 0,-1,0, c, 1,1),
-                       video::S3DVertex(-0.5,-0.5,+0.5, 0,-1,0, c, 0,1),
-                       // Right
-                       video::S3DVertex(+0.5,-0.5,-0.5, 1,0,0, c, 0,1),
-                       video::S3DVertex(+0.5,+0.5,-0.5, 1,0,0, c, 0,0),
-                       video::S3DVertex(+0.5,+0.5,+0.5, 1,0,0, c, 1,0),
-                       video::S3DVertex(+0.5,-0.5,+0.5, 1,0,0, c, 1,1),
-                       // Left
-                       video::S3DVertex(-0.5,-0.5,-0.5, -1,0,0, c, 1,1),
-                       video::S3DVertex(-0.5,-0.5,+0.5, -1,0,0, c, 0,1),
-                       video::S3DVertex(-0.5,+0.5,+0.5, -1,0,0, c, 0,0),
-                       video::S3DVertex(-0.5,+0.5,-0.5, -1,0,0, c, 1,0),
-                       // Back
-                       video::S3DVertex(-0.5,-0.5,+0.5, 0,0,1, c, 1,1),
-                       video::S3DVertex(+0.5,-0.5,+0.5, 0,0,1, c, 0,1),
-                       video::S3DVertex(+0.5,+0.5,+0.5, 0,0,1, c, 0,0),
-                       video::S3DVertex(-0.5,+0.5,+0.5, 0,0,1, c, 1,0),
-                       // Front
-                       video::S3DVertex(-0.5,-0.5,-0.5, 0,0,-1, c, 0,1),
-                       video::S3DVertex(-0.5,+0.5,-0.5, 0,0,-1, c, 0,0),
-                       video::S3DVertex(+0.5,+0.5,-0.5, 0,0,-1, c, 1,0),
-                       video::S3DVertex(+0.5,-0.5,-0.5, 0,0,-1, c, 1,1),
-               };
+                       scene::SMesh* mesh = new scene::SMesh();
+                       for (u32 i=0; i<6; ++i)
+                       {
+                               scene::IMeshBuffer* buf = new scene::SMeshBuffer();
+                               buf->append(vertices + 4 * i, 4, indices, 6);
+                               buf->recalculateBoundingBox();
+                               mesh->addMeshBuffer(buf);
+                               buf->drop();
+                       }
+                       mesh->recalculateBoundingBox();
                
-               for(u32 i=0; i<24; ++i){
-                       vertices[i].Pos *= BS;
+                       m_meshnode = smgr->addMeshSceneNode(mesh, NULL);
+                       
+                       m_meshnode->setMesh(mesh);
+                       m_meshnode->setScale(v3f(1));
+                       // Will be shown when we know the brightness
+                       m_meshnode->setVisible(false);
+               } else {
+                       infostream<<"CLuaEntityCAO::addToScene(): \""<<m_prop->visual
+                                       <<"\" not supported"<<std::endl;
                }
+               updateTextures("");
+               updateNodePos();
+       }
 
-               u16 indices[6] = {0,1,2,2,3,0};
-
-               scene::SMesh* mesh = new scene::SMesh();
-               for (u32 i=0; i<6; ++i)
-               {
-                       scene::IMeshBuffer* buf = new scene::SMeshBuffer();
-                       buf->append(vertices + 4 * i, 4, indices, 6);
-                       buf->recalculateBoundingBox();
-                       mesh->addMeshBuffer(buf);
-                       buf->drop();
+       void removeFromScene()
+       {
+               if(m_meshnode){
+                       m_meshnode->remove();
+                       m_meshnode = NULL;
                }
-               mesh->recalculateBoundingBox();
-       
-               m_meshnode = smgr->addMeshSceneNode(mesh, NULL);
-               
-               m_meshnode->setMesh(mesh);
-               m_meshnode->setScale(v3f(1));
-               for (u32 i = 0; i < 6; ++i)
-               {
-                       std::string texturestring = "unknown_block.png";
-                       if(m_prop->textures.size() > i)
-                               texturestring = m_prop->textures[i];
-                       AtlasPointer ap = tsrc->getTexture(texturestring);
-
-                       // Get the tile texture and atlas transformation
-                       video::ITexture* atlas = ap.atlas;
-                       v2f pos = ap.pos;
-                       v2f size = ap.size;
-
-                       // Set material flags and texture
-                       video::SMaterial& material = m_meshnode->getMaterial(i);
-                       material.setFlag(video::EMF_LIGHTING, false);
-                       material.setFlag(video::EMF_BILINEAR_FILTER, false);
-                       material.setTexture(0, atlas);
-                       material.getTextureMatrix(0).setTextureTranslate(pos.X, pos.Y);
-                       material.getTextureMatrix(0).setTextureScale(size.X, size.Y);
+               if(m_spritenode){
+                       m_spritenode->remove();
+                       m_spritenode = NULL;
                }
-               // Will be shown when we know the brightness
-               m_meshnode->setVisible(false);
-       } else {
-               infostream<<"LuaEntityCAO::addToScene(): \""<<m_prop->visual
-                               <<"\" not supported"<<std::endl;
        }
-       updateNodePos();
-}
 
-void LuaEntityCAO::removeFromScene()
-{
-       if(m_meshnode){
-               m_meshnode->remove();
-               m_meshnode = NULL;
+       void updateLight(u8 light_at_pos)
+       {
+               u8 li = decode_light(light_at_pos);
+               video::SColor color(255,li,li,li);
+               if(m_meshnode){
+                       setMeshVerticesColor(m_meshnode->getMesh(), color);
+                       m_meshnode->setVisible(true);
+               }
+               if(m_spritenode){
+                       m_spritenode->setColor(color);
+                       m_spritenode->setVisible(true);
+               }
        }
-       if(m_spritenode){
-               m_spritenode->remove();
-               m_spritenode = NULL;
+
+       v3s16 getLightPosition()
+       {
+               return floatToInt(m_position, BS);
        }
-}
 
-void LuaEntityCAO::updateLight(u8 light_at_pos)
-{
-       u8 li = decode_light(light_at_pos);
-       video::SColor color(255,li,li,li);
-       if(m_meshnode){
-               setMeshVerticesColor(m_meshnode->getMesh(), color);
-               m_meshnode->setVisible(true);
+       void updateNodePos()
+       {
+               if(m_meshnode){
+                       m_meshnode->setPosition(pos_translator.vect_show);
+               }
+               if(m_spritenode){
+                       m_spritenode->setPosition(pos_translator.vect_show);
+               }
        }
-       if(m_spritenode){
-               m_spritenode->setColor(color);
-               m_spritenode->setVisible(true);
+
+       void step(float dtime, ClientEnvironment *env)
+       {
+               if(m_prop->physical){
+                       core::aabbox3d<f32> box = m_prop->collisionbox;
+                       box.MinEdge *= BS;
+                       box.MaxEdge *= BS;
+                       collisionMoveResult moveresult;
+                       f32 pos_max_d = BS*0.25; // Distance per iteration
+                       v3f p_pos = m_position;
+                       v3f p_velocity = m_velocity;
+                       IGameDef *gamedef = env->getGameDef();
+                       moveresult = collisionMovePrecise(&env->getMap(), gamedef,
+                                       pos_max_d, box, dtime, p_pos, p_velocity);
+                       // Apply results
+                       m_position = p_pos;
+                       m_velocity = p_velocity;
+                       
+                       bool is_end_position = moveresult.collides;
+                       pos_translator.update(m_position, is_end_position, dtime);
+                       pos_translator.translate(dtime);
+                       updateNodePos();
+
+                       m_velocity += dtime * m_acceleration;
+               } else {
+                       m_position += dtime * m_velocity + 0.5 * dtime * dtime * m_acceleration;
+                       m_velocity += dtime * m_acceleration;
+                       pos_translator.update(m_position, pos_translator.aim_is_end, pos_translator.anim_time);
+                       pos_translator.translate(dtime);
+                       updateNodePos();
+               }
        }
-}
 
-v3s16 LuaEntityCAO::getLightPosition()
-{
-       return floatToInt(m_position, BS);
-}
+       void updateTextures(const std::string &mod)
+       {
+               ITextureSource *tsrc = m_gamedef->tsrc();
 
-void LuaEntityCAO::updateNodePos()
-{
-       if(m_meshnode){
-               m_meshnode->setPosition(pos_translator.vect_show);
-       }
-       if(m_spritenode){
-               m_spritenode->setPosition(pos_translator.vect_show);
+               if(m_spritenode){
+                       std::string texturestring = "unknown_block.png";
+                       if(m_prop->textures.size() >= 1)
+                               texturestring = m_prop->textures[0];
+                       texturestring += mod;
+                       m_spritenode->setMaterialTexture(0,
+                                       tsrc->getTextureRaw(texturestring));
+               }
+               if(m_meshnode){
+                       for (u32 i = 0; i < 6; ++i)
+                       {
+                               std::string texturestring = "unknown_block.png";
+                               if(m_prop->textures.size() > i)
+                                       texturestring = m_prop->textures[i];
+                               texturestring += mod;
+                               AtlasPointer ap = tsrc->getTexture(texturestring);
+
+                               // Get the tile texture and atlas transformation
+                               video::ITexture* atlas = ap.atlas;
+                               v2f pos = ap.pos;
+                               v2f size = ap.size;
+
+                               // Set material flags and texture
+                               video::SMaterial& material = m_meshnode->getMaterial(i);
+                               material.setFlag(video::EMF_LIGHTING, false);
+                               material.setFlag(video::EMF_BILINEAR_FILTER, false);
+                               material.setTexture(0, atlas);
+                               material.getTextureMatrix(0).setTextureTranslate(pos.X, pos.Y);
+                               material.getTextureMatrix(0).setTextureScale(size.X, size.Y);
+                       }
+               }
        }
-}
-
-void LuaEntityCAO::step(float dtime, ClientEnvironment *env)
-{
-       if(m_prop->physical){
-               core::aabbox3d<f32> box = m_prop->collisionbox;
-               box.MinEdge *= BS;
-               box.MaxEdge *= BS;
-               collisionMoveResult moveresult;
-               f32 pos_max_d = BS*0.25; // Distance per iteration
-               v3f p_pos = m_position;
-               v3f p_velocity = m_velocity;
-               IGameDef *gamedef = env->getGameDef();
-               moveresult = collisionMovePrecise(&env->getMap(), gamedef,
-                               pos_max_d, box, dtime, p_pos, p_velocity);
-               // Apply results
-               m_position = p_pos;
-               m_velocity = p_velocity;
-               
-               bool is_end_position = moveresult.collides;
-               pos_translator.update(m_position, is_end_position, dtime);
-               pos_translator.translate(dtime);
-               updateNodePos();
 
-               m_velocity += dtime * m_acceleration;
-       } else {
-               m_position += dtime * m_velocity + 0.5 * dtime * dtime * m_acceleration;
-               m_velocity += dtime * m_acceleration;
-               pos_translator.update(m_position, pos_translator.aim_is_end, pos_translator.anim_time);
-               pos_translator.translate(dtime);
-               updateNodePos();
+       void processMessage(const std::string &data)
+       {
+               infostream<<"CLuaEntityCAO: Got message"<<std::endl;
+               std::istringstream is(data, std::ios::binary);
+               // command
+               u8 cmd = readU8(is);
+               if(cmd == 0) // update position
+               {
+                       // do_interpolate
+                       bool do_interpolate = readU8(is);
+                       // pos
+                       m_position = readV3F1000(is);
+                       // velocity
+                       m_velocity = readV3F1000(is);
+                       // acceleration
+                       m_acceleration = readV3F1000(is);
+                       // yaw
+                       m_yaw = readF1000(is);
+                       // is_end_position (for interpolation)
+                       bool is_end_position = readU8(is);
+                       // update_interval
+                       float update_interval = readF1000(is);
+                       
+                       if(do_interpolate){
+                               if(!m_prop->physical)
+                                       pos_translator.update(m_position, is_end_position, update_interval);
+                       } else {
+                               pos_translator.init(m_position);
+                       }
+                       updateNodePos();
+               }
+               else if(cmd == 1) // set texture modification
+               {
+                       std::string mod = deSerializeString(is);
+                       updateTextures(mod);
+               }
        }
-}
 
-void LuaEntityCAO::processMessage(const std::string &data)
-{
-       infostream<<"LuaEntityCAO: Got message"<<std::endl;
-       std::istringstream is(data, std::ios::binary);
-       // command
-       u8 cmd = readU8(is);
-       if(cmd == 0)
+       void initialize(const std::string &data)
        {
-               // do_interpolate
-               bool do_interpolate = readU8(is);
+               infostream<<"CLuaEntityCAO: Got init data"<<std::endl;
+               
+               std::istringstream is(data, std::ios::binary);
+               // version
+               u8 version = readU8(is);
+               // check version
+               if(version != 0)
+                       return;
                // pos
                m_position = readV3F1000(is);
-               // velocity
-               m_velocity = readV3F1000(is);
-               // acceleration
-               m_acceleration = readV3F1000(is);
                // yaw
                m_yaw = readF1000(is);
-               // is_end_position (for interpolation)
-               bool is_end_position = readU8(is);
-               // update_interval
-               float update_interval = readF1000(is);
+               // properties
+               std::istringstream prop_is(deSerializeLongString(is), std::ios::binary);
+               m_prop->deSerialize(prop_is);
+
+               infostream<<"m_prop: "<<m_prop->dump()<<std::endl;
+
+               m_selection_box = m_prop->collisionbox;
+               m_selection_box.MinEdge *= BS;
+               m_selection_box.MaxEdge *= BS;
+                       
+               pos_translator.init(m_position);
                
-               if(do_interpolate){
-                       if(!m_prop->physical)
-                               pos_translator.update(m_position, is_end_position, update_interval);
-               } else {
-                       pos_translator.init(m_position);
-               }
                updateNodePos();
        }
-}
+};
 
-void LuaEntityCAO::initialize(const std::string &data)
-{
-       infostream<<"LuaEntityCAO: Got init data"<<std::endl;
-       
-       std::istringstream is(data, std::ios::binary);
-       // version
-       u8 version = readU8(is);
-       // check version
-       if(version != 0)
-               return;
-       // pos
-       m_position = readV3F1000(is);
-       // yaw
-       m_yaw = readF1000(is);
-       // properties
-       std::istringstream prop_is(deSerializeLongString(is), std::ios::binary);
-       m_prop->deSerialize(prop_is);
-
-       infostream<<"m_prop: "<<m_prop->dump()<<std::endl;
-
-       m_selection_box = m_prop->collisionbox;
-       m_selection_box.MinEdge *= BS;
-       m_selection_box.MaxEdge *= BS;
-               
-       pos_translator.init(m_position);
-       
-       updateNodePos();
-}
+// Prototype
+CLuaEntityCAO proto_CLuaEntityCAO(NULL);
 
 

diff --git a/src/content_cao.h b/src/content_cao.h
index fa7a0cb4cdab65cdf1333463740b6d0d14361a61..37d9c4ed667e352ce80b739cdfaf8b438f71410a 100644 (file)
--- a/src/content_cao.h
+++ b/src/content_cao.h
@@ -391,48 +391,25 @@ private:
        LuaEntityCAO
 */
 
-struct LuaEntityProperties;
-
 class LuaEntityCAO : public ClientActiveObject
 {
 public:
-       LuaEntityCAO(IGameDef *gamedef);
-       virtual ~LuaEntityCAO();
-       
-       u8 getType() const
-       {
-               return ACTIVEOBJECT_TYPE_LUAENTITY;
-       }
-       
-       static ClientActiveObject* create(IGameDef *gamedef);
-
-       void addToScene(scene::ISceneManager *smgr, ITextureSource *tsrc);
-       void removeFromScene();
-       void updateLight(u8 light_at_pos);
-       v3s16 getLightPosition();
-       void updateNodePos();
-
-       void step(float dtime, ClientEnvironment *env);
-
-       void processMessage(const std::string &data);
-
-       void initialize(const std::string &data);
-       
-       core::aabbox3d<f32>* getSelectionBox()
-               {return &m_selection_box;}
-       v3f getPosition()
-               {return pos_translator.vect_show;}
-
+       LuaEntityCAO(IGameDef *gamedef):
+               ClientActiveObject(0, gamedef)
+       {}
+       virtual ~LuaEntityCAO(){}
+       virtual u8 getType() const=0;
+       virtual void addToScene(scene::ISceneManager *smgr, ITextureSource *tsrc)=0;
+       virtual void removeFromScene()=0;
+       virtual void updateLight(u8 light_at_pos)=0;
+       virtual v3s16 getLightPosition()=0;
+       virtual void updateNodePos()=0;
+       virtual void step(float dtime, ClientEnvironment *env)=0;
+       virtual void processMessage(const std::string &data)=0;
+       virtual void initialize(const std::string &data)=0;
+       virtual core::aabbox3d<f32>* getSelectionBox()=0;
+       virtual v3f getPosition()=0;
 private:
-       core::aabbox3d<f32> m_selection_box;
-       scene::IMeshSceneNode *m_meshnode;
-       scene::MyBillboardSceneNode *m_spritenode;
-       v3f m_position;
-       v3f m_velocity;
-       v3f m_acceleration;
-       float m_yaw;
-       struct LuaEntityProperties *m_prop;
-       SmoothTranslator pos_translator;
 };
 
 

diff --git a/src/content_sao.cpp b/src/content_sao.cpp
index 5d63b295e8b82dbe729efa7449de63b6ef3324cf..74824d5733b3148c70ee6b9e12055cd16f2f2e7a 100644 (file)
--- a/src/content_sao.cpp
+++ b/src/content_sao.cpp
@@ -1748,6 +1748,18 @@ void LuaEntitySAO::setAcceleration(v3f acceleration)
        m_acceleration = acceleration;
 }
 
+void LuaEntitySAO::setTextureMod(const std::string &mod)
+{
+       std::ostringstream os(std::ios::binary);
+       // command (1 = set texture modification)
+       writeU8(os, 1);
+       // parameters
+       os<<serializeString(mod);
+       // create message and add to list
+       ActiveObjectMessage aom(getId(), false, os.str());
+       m_messages_out.push_back(aom);
+}
+
 void LuaEntitySAO::sendPosition(bool do_interpolate, bool is_movement_end)
 {
        m_last_sent_move_precision = m_base_position.getDistanceFrom(

diff --git a/src/content_sao.h b/src/content_sao.h
index 17d87e3424735e171728703292ad0242fd57ea0a..6f5bab31022178a820f5c70aa5bdbdb163347293 100644 (file)
--- a/src/content_sao.h
+++ b/src/content_sao.h
@@ -216,8 +216,10 @@ public:
        void setPos(v3f pos);
        void moveTo(v3f pos, bool continuous);
        float getMinimumSavedMovement();
+       /* LuaEntitySAO-specific */
        void setVelocity(v3f velocity);
        void setAcceleration(v3f acceleration);
+       void setTextureMod(const std::string &mod);
 private:
        void sendPosition(bool do_interpolate, bool is_movement_end);
 

diff --git a/src/scriptapi.cpp b/src/scriptapi.cpp
index af6e1779f91a2cb44a439bce21579104314a35ce..badf38181912b64fc85bbd676c8223ac5a4b159b 100644 (file)
--- a/src/scriptapi.cpp
+++ b/src/scriptapi.cpp
@@ -1252,6 +1252,18 @@ private:
                return 1;
        }
 
+       // settexturemod(self, mod)
+       static int l_settexturemod(lua_State *L)
+       {
+               ObjectRef *ref = checkobject(L, 1);
+               LuaEntitySAO *co = getluaobject(ref);
+               if(co == NULL) return 0;
+               // Do it
+               std::string mod = lua_tostring(L, 2);
+               co->setTextureMod(mod);
+               return 0;
+       }
+       
 public:
        ObjectRef(ServerActiveObject *object):
                m_object(object)
@@ -1322,6 +1334,7 @@ const luaL_reg ObjectRef::methods[] = {
        method(ObjectRef, setvelocity),
        method(ObjectRef, setacceleration),
        method(ObjectRef, add_to_inventory),
+       method(ObjectRef, settexturemod),
        {0,0}
 };