X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Fparticles.cpp;h=5f17763e013373cf2ef4423facbb1122635496fe;hb=0dada51a550c5eb52faf700dcbde4cee22a6bc70;hp=e9268be27c1c1847e4fbeb5b5dc81e9ef0a57bcb;hpb=db32e6c5aa3bf79c23fa51f9297440fcaf09215d;p=minetest.git diff --git a/src/particles.cpp b/src/particles.cpp index e9268be27..5f17763e0 100644 --- a/src/particles.cpp +++ b/src/particles.cpp @@ -18,12 +18,7 @@ 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 "client/tile.h" -#include "gamedef.h" +#include "client.h" #include "collision.h" #include #include "util/numeric.h" @@ -55,10 +50,13 @@ Particle::Particle( float expirationtime, float size, bool collisiondetection, + bool collision_removal, bool vertical, video::ITexture *texture, v2f texpos, - v2f texsize + v2f texsize, + const struct TileAnimationParams &anim, + u8 glow ): scene::ISceneNode(smgr->getRootSceneNode(), smgr) { @@ -75,7 +73,9 @@ Particle::Particle( m_material.setTexture(0, texture); m_texpos = texpos; m_texsize = texsize; - + m_animation = anim; + m_animation_frame = 0; + m_animation_time = 0.0; // Particle related m_pos = pos; @@ -86,10 +86,12 @@ Particle::Particle( m_player = player; m_size = size; m_collisiondetection = collisiondetection; + m_collision_removal = collision_removal; m_vertical = vertical; + m_glow = glow; // Irrlicht stuff - m_collisionbox = core::aabbox3d + m_collisionbox = aabb3f (-size/2,-size/2,-size/2,size/2,size/2,size/2); this->setAutomaticCulling(scene::EAC_OFF); @@ -127,25 +129,36 @@ void Particle::render() void Particle::step(float dtime) { m_time += dtime; - if (m_collisiondetection) - { - core::aabbox3d 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); - m_pos = p_pos/BS; - m_velocity = p_velocity/BS; - m_acceleration = p_acceleration/BS; - } - else - { + if (m_collisiondetection) { + aabb3f box = m_collisionbox; + v3f p_pos = m_pos * BS; + v3f p_velocity = m_velocity * BS; + collisionMoveResult r = collisionMoveSimple(m_env, + m_gamedef, BS * 0.5, box, 0, dtime, &p_pos, + &p_velocity, m_acceleration * BS); + if (m_collision_removal && r.collides) { + // force expiration of the particle + m_expiration = -1.0; + } else { + m_pos = p_pos / BS; + m_velocity = p_velocity / BS; + } + } else { m_velocity += m_acceleration * dtime; m_pos += m_velocity * dtime; } + if (m_animation.type != TAT_NONE) { + m_animation_time += dtime; + int frame_length_i, frame_count; + m_animation.determineParams( + m_material.getTexture(0)->getSize(), + &frame_count, &frame_length_i, NULL); + float frame_length = frame_length_i / 1000.0; + while (m_animation_time > frame_length) { + m_animation_frame++; + m_animation_time -= frame_length; + } + } // Update lighting updateLight(); @@ -170,16 +183,32 @@ void Particle::updateLight() else light = blend_light(m_env->getDayNightRatio(), LIGHT_SUN, 0); - m_light = decode_light(light); + m_light = decode_light(light + m_glow); } void Particle::updateVertices() { video::SColor c(255, m_light, m_light, m_light); - f32 tx0 = m_texpos.X; - f32 tx1 = m_texpos.X + m_texsize.X; - f32 ty0 = m_texpos.Y; - f32 ty1 = m_texpos.Y + m_texsize.Y; + f32 tx0, tx1, ty0, ty1; + + if (m_animation.type != TAT_NONE) { + const v2u32 texsize = m_material.getTexture(0)->getSize(); + v2f texcoord, framesize_f; + v2u32 framesize; + texcoord = m_animation.getTextureCoords(texsize, m_animation_frame); + m_animation.determineParams(texsize, NULL, NULL, &framesize); + framesize_f = v2f(framesize.X / (float) texsize.X, framesize.Y / (float) texsize.Y); + + tx0 = m_texpos.X + texcoord.X; + tx1 = m_texpos.X + texcoord.X + framesize_f.X * m_texsize.X; + ty0 = m_texpos.Y + texcoord.Y; + ty1 = m_texpos.Y + texcoord.Y + framesize_f.Y * m_texsize.Y; + } else { + tx0 = m_texpos.X; + tx1 = m_texpos.X + m_texsize.X; + ty0 = m_texpos.Y; + ty1 = m_texpos.Y + m_texsize.Y; + } m_vertices[0] = video::S3DVertex(-m_size/2,-m_size/2,0, 0,0,0, c, tx0, ty1); @@ -213,7 +242,9 @@ 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 collision_removal, u16 attached_id, bool vertical, + video::ITexture *texture, u32 id, const struct TileAnimationParams &anim, + u8 glow, ParticleManager *p_manager) : m_particlemanager(p_manager) { @@ -233,9 +264,13 @@ ParticleSpawner::ParticleSpawner(IGameDef* gamedef, scene::ISceneManager *smgr, m_minsize = minsize; m_maxsize = maxsize; m_collisiondetection = collisiondetection; + m_collision_removal = collision_removal; + m_attached_id = attached_id; m_vertical = vertical; m_texture = texture; m_time = 0; + m_animation = anim; + m_glow = glow; for (u16 i = 0; i<=m_amount; i++) { @@ -250,6 +285,20 @@ void ParticleSpawner::step(float dtime, ClientEnvironment* env) { m_time += dtime; + bool unloaded = false; + bool is_attached = false; + v3f attached_pos = v3f(0,0,0); + float attached_yaw = 0; + if (m_attached_id != 0) { + if (ClientActiveObject *attached = env->getActiveObject(m_attached_id)) { + attached_pos = attached->getPosition() / BS; + attached_yaw = attached->getYaw(); + is_attached = true; + } else { + unloaded = true; + } + } + if (m_spawntime != 0) // Spawner exists for a predefined timespan { for(std::vector::iterator i = m_spawntimes.begin(); @@ -259,42 +308,62 @@ void ParticleSpawner::step(float dtime, ClientEnvironment* env) { m_amount--; - v3f pos = random_v3f(m_minpos, m_maxpos); - v3f vel = random_v3f(m_minvel, m_maxvel); - v3f acc = random_v3f(m_minacc, m_maxacc); - float exptime = rand()/(float)RAND_MAX - *(m_maxexptime-m_minexptime) - +m_minexptime; - float size = rand()/(float)RAND_MAX - *(m_maxsize-m_minsize) - +m_minsize; - - Particle* toadd = new Particle( - m_gamedef, - m_smgr, - m_player, - env, - pos, - vel, - acc, - exptime, - size, - m_collisiondetection, - m_vertical, - m_texture, - v2f(0.0, 0.0), - v2f(1.0, 1.0)); - m_particlemanager->addParticle(toadd); + // Pretend to, but don't actually spawn a + // particle if it is attached to an unloaded + // object. + if (!unloaded) { + v3f pos = random_v3f(m_minpos, m_maxpos); + v3f vel = random_v3f(m_minvel, m_maxvel); + v3f acc = random_v3f(m_minacc, m_maxacc); + + if (is_attached) { + // Apply attachment yaw and position + pos.rotateXZBy(attached_yaw); + pos += attached_pos; + vel.rotateXZBy(attached_yaw); + acc.rotateXZBy(attached_yaw); + } + + float exptime = rand()/(float)RAND_MAX + *(m_maxexptime-m_minexptime) + +m_minexptime; + float size = rand()/(float)RAND_MAX + *(m_maxsize-m_minsize) + +m_minsize; + + Particle* toadd = new Particle( + m_gamedef, + m_smgr, + m_player, + env, + pos, + vel, + acc, + exptime, + size, + m_collisiondetection, + m_collision_removal, + m_vertical, + m_texture, + v2f(0.0, 0.0), + v2f(1.0, 1.0), + m_animation, + m_glow); + m_particlemanager->addParticle(toadd); + } i = m_spawntimes.erase(i); } else { - i++; + ++i; } } } else // Spawner exists for an infinity timespan, spawn on a per-second base { + // Skip this step if attached to an unloaded object + if (unloaded) + return; for (int i = 0; i <= m_amount; i++) { if (rand()/(float)RAND_MAX < dtime) @@ -302,6 +371,15 @@ void ParticleSpawner::step(float dtime, ClientEnvironment* env) v3f pos = random_v3f(m_minpos, m_maxpos); v3f vel = random_v3f(m_minvel, m_maxvel); v3f acc = random_v3f(m_minacc, m_maxacc); + + if (is_attached) { + // Apply attachment yaw and position + pos.rotateXZBy(attached_yaw); + pos += attached_pos; + vel.rotateXZBy(attached_yaw); + acc.rotateXZBy(attached_yaw); + } + float exptime = rand()/(float)RAND_MAX *(m_maxexptime-m_minexptime) +m_minexptime; @@ -309,7 +387,7 @@ 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, @@ -320,10 +398,14 @@ void ParticleSpawner::step(float dtime, ClientEnvironment* env) exptime, size, m_collisiondetection, + m_collision_removal, m_vertical, m_texture, v2f(0.0, 0.0), - v2f(1.0, 1.0)); + v2f(1.0, 1.0), + m_animation, + m_glow); + m_particlemanager->addParticle(toadd); } } } @@ -347,8 +429,8 @@ void ParticleManager::step(float dtime) void ParticleManager::stepSpawners (float dtime) { - JMutexAutoLock lock(m_spawner_list_lock); - for(std::map::iterator i = + MutexAutoLock lock(m_spawner_list_lock); + for (std::map::iterator i = m_particle_spawners.begin(); i != m_particle_spawners.end();) { @@ -360,14 +442,14 @@ void ParticleManager::stepSpawners (float dtime) else { i->second->step(dtime, m_env); - i++; + ++i; } } } void ParticleManager::stepParticles (float dtime) { - JMutexAutoLock lock(m_particle_list_lock); + MutexAutoLock lock(m_particle_list_lock); for(std::vector::iterator i = m_particles.begin(); i != m_particles.end();) { @@ -380,15 +462,15 @@ void ParticleManager::stepParticles (float dtime) else { (*i)->step(dtime); - i++; + ++i; } } } void ParticleManager::clearAll () { - JMutexAutoLock lock(m_spawner_list_lock); - JMutexAutoLock lock2(m_particle_list_lock); + MutexAutoLock lock(m_spawner_list_lock); + MutexAutoLock lock2(m_particle_list_lock); for(std::map::iterator i = m_particle_spawners.begin(); i != m_particle_spawners.end();) @@ -407,97 +489,103 @@ void ParticleManager::clearAll () } } -void ParticleManager::handleParticleEvent(ClientEvent *event, IGameDef *gamedef, +void ParticleManager::handleParticleEvent(ClientEvent *event, Client *client, scene::ISceneManager* smgr, LocalPlayer *player) { - if (event->type == CE_DELETE_PARTICLESPAWNER) { - JMutexAutoLock 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); + switch (event->type) { + case 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 + break; } - // no allocated memory in delete event - return; - } + case 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); + } + } - if (event->type == CE_ADD_PARTICLESPAWNER) { + video::ITexture *texture = + client->tsrc()->getTextureForMesh(*(event->add_particlespawner.texture)); + + ParticleSpawner* toadd = new ParticleSpawner(client, 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.collision_removal, + event->add_particlespawner.attached_id, + event->add_particlespawner.vertical, + texture, + event->add_particlespawner.id, + event->add_particlespawner.animation, + event->add_particlespawner.glow, + 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; - { - JMutexAutoLock 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); + MutexAutoLock lock(m_spawner_list_lock); + m_particle_spawners.insert( + std::pair( + event->add_particlespawner.id, + toadd)); } + break; } - 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; + case CE_SPAWN_PARTICLE: { + video::ITexture *texture = + client->tsrc()->getTextureForMesh(*(event->spawn_particle.texture)); + + Particle* toadd = new Particle(client, 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.collision_removal, + event->spawn_particle.vertical, + texture, + v2f(0.0, 0.0), + v2f(1.0, 1.0), + event->spawn_particle.animation, + event->spawn_particle.glow); - { - JMutexAutoLock lock(m_spawner_list_lock); - m_particle_spawners.insert( - std::pair( - event->add_particlespawner.id, - toadd)); - } + addParticle(toadd); - return; - } + delete event->spawn_particle.pos; + delete event->spawn_particle.vel; + delete event->spawn_particle.acc; + delete event->spawn_particle.texture; - 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; + break; + } + default: break; } } @@ -521,19 +609,22 @@ void ParticleManager::addNodeParticle(IGameDef* gamedef, scene::ISceneManager* s { // Texture u8 texid = myrand_range(0, 5); - video::ITexture *texture = tiles[texid].texture; + video::ITexture *texture; + struct TileAnimationParams anim; + anim.type = TAT_NONE; // 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; + if (tiles[texid].material_flags & MATERIAL_FLAG_ANIMATION) + texture = tiles[texid].frames[0].texture; + else + texture = tiles[texid].texture; float size = rand() % 64 / 512.; float visual_size = BS * size; - v2f texsize(size * 2, ymax * size * 2); + v2f texsize(size * 2, size * 2); v2f texpos; texpos.X = ((rand() % 64) / 64. - texsize.X); - texpos.Y = ymax * ((rand() % 64) / 64. - texsize.Y); + texpos.Y = ((rand() % 64) / 64. - texsize.Y); // Physics v3f velocity((rand() % 100 / 50. - 1) / 1.5, @@ -559,15 +650,18 @@ void ParticleManager::addNodeParticle(IGameDef* gamedef, scene::ISceneManager* s visual_size, true, false, + false, texture, texpos, - texsize); + texsize, + anim, + 0); addParticle(toadd); } void ParticleManager::addParticle(Particle* toadd) { - JMutexAutoLock lock(m_particle_list_lock); + MutexAutoLock lock(m_particle_list_lock); m_particles.push_back(toadd); }