]> git.lizzy.rs Git - minetest.git/blobdiff - src/particles.cpp
Set acceleration only once in falling node
[minetest.git] / src / particles.cpp
index 5a3056c324dc1242815b4a9e0030a8c1479c2378..ab77e9f54c8cba2924409688fa368a6015f4c000 100644 (file)
@@ -20,9 +20,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "particles.h"
 #include "constants.h"
 #include "debug.h"
-#include "main.h" // For g_profiler and g_settings
 #include "settings.h"
-#include "tile.h"
+#include "client/tile.h"
 #include "gamedef.h"
 #include "collision.h"
 #include <stdlib.h>
@@ -31,6 +30,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "environment.h"
 #include "clientmap.h"
 #include "mapnode.h"
+#include "client.h"
 
 /*
        Utility
@@ -43,14 +43,11 @@ v3f random_v3f(v3f min, v3f max)
                        rand()/(float)RAND_MAX*(max.Z-min.Z)+min.Z);
 }
 
-std::vector<Particle*> all_particles;
-std::map<u32, ParticleSpawner*> all_particlespawners;
-
 Particle::Particle(
        IGameDef *gamedef,
        scene::ISceneManager* smgr,
        LocalPlayer *player,
-       ClientEnvironment &env,
+       ClientEnvironment *env,
        v3f pos,
        v3f velocity,
        v3f acceleration,
@@ -66,7 +63,7 @@ Particle::Particle(
 {
        // Misc
        m_gamedef = gamedef;
-       m_env = &env;
+       m_env = env;
 
        // Texture
        m_material.setFlag(video::EMF_LIGHTING, false);
@@ -91,7 +88,7 @@ Particle::Particle(
        m_vertical = vertical;
 
        // Irrlicht stuff
-       m_collisionbox = core::aabbox3d<f32>
+       m_collisionbox = aabb3f
                        (-size/2,-size/2,-size/2,size/2,size/2,size/2);
        this->setAutomaticCulling(scene::EAC_OFF);
 
@@ -100,8 +97,6 @@ Particle::Particle(
 
        // Init model
        updateVertices();
-
-       all_particles.push_back(this);
 }
 
 Particle::~Particle()
@@ -111,20 +106,13 @@ Particle::~Particle()
 void Particle::OnRegisterSceneNode()
 {
        if (IsVisible)
-       {
-               SceneManager->registerNodeForRendering
-                               (this, scene::ESNRP_TRANSPARENT);
-               SceneManager->registerNodeForRendering
-                               (this, scene::ESNRP_SOLID);
-       }
+               SceneManager->registerNodeForRendering(this, scene::ESNRP_TRANSPARENT_EFFECT);
 
        ISceneNode::OnRegisterSceneNode();
 }
 
 void Particle::render()
 {
-       // TODO: Render particles in front of water and the selectionbox
-
        video::IVideoDriver* driver = SceneManager->getVideoDriver();
        driver->setMaterial(m_material);
        driver->setTransform(video::ETS_WORLD, AbsoluteTransformation);
@@ -140,17 +128,15 @@ void Particle::step(float dtime)
        m_time += dtime;
        if (m_collisiondetection)
        {
-               core::aabbox3d<f32> box = m_collisionbox;
+               aabb3f box = m_collisionbox;
                v3f p_pos = m_pos*BS;
                v3f p_velocity = m_velocity*BS;
-               v3f p_acceleration = m_acceleration*BS;
                collisionMoveSimple(m_env, m_gamedef,
                        BS*0.5, box,
                        0, dtime,
-                       p_pos, p_velocity, p_acceleration);
+                       &p_pos, &p_velocity, m_acceleration * BS);
                m_pos = p_pos/BS;
                m_velocity = p_velocity/BS;
-               m_acceleration = p_acceleration/BS;
        }
        else
        {
@@ -168,18 +154,19 @@ void Particle::step(float dtime)
 void Particle::updateLight()
 {
        u8 light = 0;
-       try{
-               v3s16 p = v3s16(
-                       floor(m_pos.X+0.5),
-                       floor(m_pos.Y+0.5),
-                       floor(m_pos.Z+0.5)
-               );
-               MapNode n = m_env->getClientMap().getNode(p);
+       bool pos_ok;
+
+       v3s16 p = v3s16(
+               floor(m_pos.X+0.5),
+               floor(m_pos.Y+0.5),
+               floor(m_pos.Z+0.5)
+       );
+       MapNode n = m_env->getClientMap().getNodeNoEx(p, &pos_ok);
+       if (pos_ok)
                light = n.getLightBlend(m_env->getDayNightRatio(), m_gamedef->ndef());
-       }
-       catch(InvalidPositionException &e){
+       else
                light = blend_light(m_env->getDayNightRatio(), LIGHT_SUN, 0);
-       }
+
        m_light = decode_light(light);
 }
 
@@ -215,98 +202,6 @@ void Particle::updateVertices()
        }
 }
 
-/*
-       Helpers
-*/
-
-
-void allparticles_step (float dtime)
-{
-       for(std::vector<Particle*>::iterator i = all_particles.begin();
-                       i != all_particles.end();)
-       {
-               if ((*i)->get_expired())
-               {
-                       (*i)->remove();
-                       delete *i;
-                       i = all_particles.erase(i);
-               }
-               else
-               {
-                       (*i)->step(dtime);
-                       i++;
-               }
-       }
-}
-
-void addDiggingParticles(IGameDef* gamedef, scene::ISceneManager* smgr,
-               LocalPlayer *player, ClientEnvironment &env, v3s16 pos,
-               const TileSpec tiles[])
-{
-       for (u16 j = 0; j < 32; j++) // set the amount of particles here
-       {
-               addNodeParticle(gamedef, smgr, player, env, pos, tiles);
-       }
-}
-
-void addPunchingParticles(IGameDef* gamedef, scene::ISceneManager* smgr,
-               LocalPlayer *player, ClientEnvironment &env,
-               v3s16 pos, const TileSpec tiles[])
-{
-       addNodeParticle(gamedef, smgr, player, env, pos, tiles);
-}
-
-// add a particle of a node
-// used by digging and punching particles
-void addNodeParticle(IGameDef* gamedef, scene::ISceneManager* smgr,
-               LocalPlayer *player, ClientEnvironment &env, v3s16 pos,
-               const TileSpec tiles[])
-{
-       // Texture
-       u8 texid = myrand_range(0,5);
-       video::ITexture *texture = tiles[texid].texture;
-
-       // Only use first frame of animated texture
-       f32 ymax = 1;
-       if(tiles[texid].material_flags & MATERIAL_FLAG_ANIMATION_VERTICAL_FRAMES)
-               ymax /= tiles[texid].animation_frame_count;
-
-       float size = rand()%64/512.;
-       float visual_size = BS*size;
-       v2f texsize(size*2, ymax*size*2);
-       v2f texpos;
-       texpos.X = ((rand()%64)/64.-texsize.X);
-       texpos.Y = ymax*((rand()%64)/64.-texsize.Y);
-
-       // Physics
-       v3f velocity(   (rand()%100/50.-1)/1.5,
-                       rand()%100/35.,
-                       (rand()%100/50.-1)/1.5);
-
-       v3f acceleration(0,-9,0);
-       v3f particlepos = v3f(
-               (f32)pos.X+rand()%100/200.-0.25,
-               (f32)pos.Y+rand()%100/200.-0.25,
-               (f32)pos.Z+rand()%100/200.-0.25
-       );
-
-       new Particle(
-               gamedef,
-               smgr,
-               player,
-               env,
-               particlepos,
-               velocity,
-               acceleration,
-               rand()%100/100., // expiration time
-               visual_size,
-               true,
-               false,
-               texture,
-               texpos,
-               texsize);
-}
-
 /*
        ParticleSpawner
 */
@@ -315,7 +210,9 @@ ParticleSpawner::ParticleSpawner(IGameDef* gamedef, scene::ISceneManager *smgr,
        u16 amount, float time,
        v3f minpos, v3f maxpos, v3f minvel, v3f maxvel, v3f minacc, v3f maxacc,
        float minexptime, float maxexptime, float minsize, float maxsize,
-       bool collisiondetection, bool vertical, video::ITexture *texture, u32 id)
+       bool collisiondetection, bool vertical, video::ITexture *texture, u32 id,
+       ParticleManager *p_manager) :
+       m_particlemanager(p_manager)
 {
        m_gamedef = gamedef;
        m_smgr = smgr;
@@ -342,13 +239,11 @@ ParticleSpawner::ParticleSpawner(IGameDef* gamedef, scene::ISceneManager *smgr,
                float spawntime = (float)rand()/(float)RAND_MAX*m_spawntime;
                m_spawntimes.push_back(spawntime);
        }
-
-       all_particlespawners.insert(std::pair<u32, ParticleSpawner*>(id, this));
 }
 
 ParticleSpawner::~ParticleSpawner() {}
 
-void ParticleSpawner::step(float dtime, ClientEnvironment &env)
+void ParticleSpawner::step(float dtime, ClientEnvironmentenv)
 {
        m_time += dtime;
 
@@ -371,7 +266,7 @@ void ParticleSpawner::step(float dtime, ClientEnvironment &env)
                                                *(m_maxsize-m_minsize)
                                                +m_minsize;
 
-                               new Particle(
+                               Particle* toadd = new Particle(
                                        m_gamedef,
                                        m_smgr,
                                        m_player,
@@ -386,11 +281,12 @@ void ParticleSpawner::step(float dtime, ClientEnvironment &env)
                                        m_texture,
                                        v2f(0.0, 0.0),
                                        v2f(1.0, 1.0));
+                               m_particlemanager->addParticle(toadd);
                                i = m_spawntimes.erase(i);
                        }
                        else
                        {
-                               i++;
+                               ++i;
                        }
                }
        }
@@ -410,7 +306,7 @@ void ParticleSpawner::step(float dtime, ClientEnvironment &env)
                                                *(m_maxsize-m_minsize)
                                                +m_minsize;
 
-                               new Particle(
+                               Particle* toadd = new Particle(
                                        m_gamedef,
                                        m_smgr,
                                        m_player,
@@ -425,55 +321,251 @@ void ParticleSpawner::step(float dtime, ClientEnvironment &env)
                                        m_texture,
                                        v2f(0.0, 0.0),
                                        v2f(1.0, 1.0));
+                               m_particlemanager->addParticle(toadd);
                        }
                }
        }
 }
 
-void allparticlespawners_step (float dtime, ClientEnvironment &env)
+
+ParticleManager::ParticleManager(ClientEnvironment* env) :
+       m_env(env)
+{}
+
+ParticleManager::~ParticleManager()
+{
+       clearAll();
+}
+
+void ParticleManager::step(float dtime)
 {
+       stepParticles (dtime);
+       stepSpawners (dtime);
+}
+
+void ParticleManager::stepSpawners (float dtime)
+{
+       MutexAutoLock lock(m_spawner_list_lock);
        for(std::map<u32, ParticleSpawner*>::iterator i = 
-                       all_particlespawners.begin();
-                       i != all_particlespawners.end();)
+                       m_particle_spawners.begin();
+                       i != m_particle_spawners.end();)
        {
                if (i->second->get_expired())
                {
                        delete i->second;
-                       all_particlespawners.erase(i++);
+                       m_particle_spawners.erase(i++);
                }
                else
                {
-                       i->second->step(dtime, env);
-                       i++;
+                       i->second->step(dtime, m_env);
+                       ++i;
                }
        }
 }
 
-void delete_particlespawner (u32 id)
+void ParticleManager::stepParticles (float dtime)
 {
-       if (all_particlespawners.find(id) != all_particlespawners.end())
+       MutexAutoLock lock(m_particle_list_lock);
+       for(std::vector<Particle*>::iterator i = m_particles.begin();
+                       i != m_particles.end();)
        {
-               delete all_particlespawners.find(id)->second;
-               all_particlespawners.erase(id);
+               if ((*i)->get_expired())
+               {
+                       (*i)->remove();
+                       delete *i;
+                       i = m_particles.erase(i);
+               }
+               else
+               {
+                       (*i)->step(dtime);
+                       ++i;
+               }
        }
 }
 
-void clear_particles ()
+void ParticleManager::clearAll ()
 {
+       MutexAutoLock lock(m_spawner_list_lock);
+       MutexAutoLock lock2(m_particle_list_lock);
        for(std::map<u32, ParticleSpawner*>::iterator i =
-                       all_particlespawners.begin();
-                       i != all_particlespawners.end();)
+                       m_particle_spawners.begin();
+                       i != m_particle_spawners.end();)
        {
                delete i->second;
-               all_particlespawners.erase(i++);
+               m_particle_spawners.erase(i++);
        }
 
        for(std::vector<Particle*>::iterator i =
-                       all_particles.begin();
-                       i != all_particles.end();)
+                       m_particles.begin();
+                       i != m_particles.end();)
        {
                (*i)->remove();
                delete *i;
-               i = all_particles.erase(i);
+               i = m_particles.erase(i);
+       }
+}
+
+void ParticleManager::handleParticleEvent(ClientEvent *event, IGameDef *gamedef,
+               scene::ISceneManager* smgr, LocalPlayer *player)
+{
+       if (event->type == CE_DELETE_PARTICLESPAWNER) {
+               MutexAutoLock lock(m_spawner_list_lock);
+               if (m_particle_spawners.find(event->delete_particlespawner.id) !=
+                               m_particle_spawners.end())
+               {
+                       delete m_particle_spawners.find(event->delete_particlespawner.id)->second;
+                       m_particle_spawners.erase(event->delete_particlespawner.id);
+               }
+               // no allocated memory in delete event
+               return;
+       }
+
+       if (event->type == CE_ADD_PARTICLESPAWNER) {
+
+               {
+                       MutexAutoLock lock(m_spawner_list_lock);
+                       if (m_particle_spawners.find(event->add_particlespawner.id) !=
+                                                       m_particle_spawners.end())
+                       {
+                               delete m_particle_spawners.find(event->add_particlespawner.id)->second;
+                               m_particle_spawners.erase(event->add_particlespawner.id);
+                       }
+               }
+               video::ITexture *texture =
+                       gamedef->tsrc()->getTextureForMesh(*(event->add_particlespawner.texture));
+
+               ParticleSpawner* toadd = new ParticleSpawner(gamedef, smgr, player,
+                               event->add_particlespawner.amount,
+                               event->add_particlespawner.spawntime,
+                               *event->add_particlespawner.minpos,
+                               *event->add_particlespawner.maxpos,
+                               *event->add_particlespawner.minvel,
+                               *event->add_particlespawner.maxvel,
+                               *event->add_particlespawner.minacc,
+                               *event->add_particlespawner.maxacc,
+                               event->add_particlespawner.minexptime,
+                               event->add_particlespawner.maxexptime,
+                               event->add_particlespawner.minsize,
+                               event->add_particlespawner.maxsize,
+                               event->add_particlespawner.collisiondetection,
+                               event->add_particlespawner.vertical,
+                               texture,
+                               event->add_particlespawner.id,
+                               this);
+
+               /* delete allocated content of event */
+               delete event->add_particlespawner.minpos;
+               delete event->add_particlespawner.maxpos;
+               delete event->add_particlespawner.minvel;
+               delete event->add_particlespawner.maxvel;
+               delete event->add_particlespawner.minacc;
+               delete event->add_particlespawner.texture;
+               delete event->add_particlespawner.maxacc;
+
+               {
+                       MutexAutoLock lock(m_spawner_list_lock);
+                       m_particle_spawners.insert(
+                                       std::pair<u32, ParticleSpawner*>(
+                                                       event->add_particlespawner.id,
+                                                       toadd));
+               }
+
+               return;
        }
+
+       if (event->type == CE_SPAWN_PARTICLE) {
+               video::ITexture *texture =
+                       gamedef->tsrc()->getTextureForMesh(*(event->spawn_particle.texture));
+
+               Particle* toadd = new Particle(gamedef, smgr, player, m_env,
+                               *event->spawn_particle.pos,
+                               *event->spawn_particle.vel,
+                               *event->spawn_particle.acc,
+                               event->spawn_particle.expirationtime,
+                               event->spawn_particle.size,
+                               event->spawn_particle.collisiondetection,
+                               event->spawn_particle.vertical,
+                               texture,
+                               v2f(0.0, 0.0),
+                               v2f(1.0, 1.0));
+
+               addParticle(toadd);
+
+               delete event->spawn_particle.pos;
+               delete event->spawn_particle.vel;
+               delete event->spawn_particle.acc;
+
+               return;
+       }
+}
+
+void ParticleManager::addDiggingParticles(IGameDef* gamedef, scene::ISceneManager* smgr,
+               LocalPlayer *player, v3s16 pos, const TileSpec tiles[])
+{
+       for (u16 j = 0; j < 32; j++) // set the amount of particles here
+       {
+               addNodeParticle(gamedef, smgr, player, pos, tiles);
+       }
+}
+
+void ParticleManager::addPunchingParticles(IGameDef* gamedef, scene::ISceneManager* smgr,
+               LocalPlayer *player, v3s16 pos, const TileSpec tiles[])
+{
+       addNodeParticle(gamedef, smgr, player, pos, tiles);
+}
+
+void ParticleManager::addNodeParticle(IGameDef* gamedef, scene::ISceneManager* smgr,
+               LocalPlayer *player, v3s16 pos, const TileSpec tiles[])
+{
+       // Texture
+       u8 texid = myrand_range(0, 5);
+       video::ITexture *texture = tiles[texid].texture;
+
+       // Only use first frame of animated texture
+       f32 ymax = 1;
+       if(tiles[texid].material_flags & MATERIAL_FLAG_ANIMATION_VERTICAL_FRAMES)
+               ymax /= tiles[texid].animation_frame_count;
+
+       float size = rand() % 64 / 512.;
+       float visual_size = BS * size;
+       v2f texsize(size * 2, ymax * size * 2);
+       v2f texpos;
+       texpos.X = ((rand() % 64) / 64. - texsize.X);
+       texpos.Y = ymax * ((rand() % 64) / 64. - texsize.Y);
+
+       // Physics
+       v3f velocity((rand() % 100 / 50. - 1) / 1.5,
+                       rand() % 100 / 35.,
+                       (rand() % 100 / 50. - 1) / 1.5);
+
+       v3f acceleration(0,-9,0);
+       v3f particlepos = v3f(
+               (f32) pos.X + rand() %100 /200. - 0.25,
+               (f32) pos.Y + rand() %100 /200. - 0.25,
+               (f32) pos.Z + rand() %100 /200. - 0.25
+       );
+
+       Particle* toadd = new Particle(
+               gamedef,
+               smgr,
+               player,
+               m_env,
+               particlepos,
+               velocity,
+               acceleration,
+               rand() % 100 / 100., // expiration time
+               visual_size,
+               true,
+               false,
+               texture,
+               texpos,
+               texsize);
+
+       addParticle(toadd);
+}
+
+void ParticleManager::addParticle(Particle* toadd)
+{
+       MutexAutoLock lock(m_particle_list_lock);
+       m_particles.push_back(toadd);
 }