diff options
Diffstat (limited to 'src/particles.cpp')
| -rw-r--r-- | src/particles.cpp | 128 |
1 files changed, 70 insertions, 58 deletions
diff --git a/src/particles.cpp b/src/particles.cpp index 7f406d874..e89e182e6 100644 --- a/src/particles.cpp +++ b/src/particles.cpp @@ -27,6 +27,7 @@ with this program; if not, write to the Free Software Foundation, Inc., #include "clientmap.h" #include "mapnode.h" #include "client.h" +#include "settings.h" /* Utility @@ -293,6 +294,9 @@ void ParticleSpawner::step(float dtime, ClientEnvironment* env) { m_time += dtime; + static const float radius = + g_settings->getS16("max_block_send_distance") * MAP_BLOCKSIZE; + bool unloaded = false; bool is_attached = false; v3f attached_pos = v3f(0,0,0); @@ -316,11 +320,74 @@ void ParticleSpawner::step(float dtime, ClientEnvironment* env) { m_amount--; - // Pretend to, but don't actually spawn a - // particle if it is attached to an unloaded - // object. + // Pretend to, but don't actually spawn a particle if it is + // attached to an unloaded object or distant from player. if (!unloaded) { + v3f ppos = m_player->getPosition() / BS; v3f pos = random_v3f(m_minpos, m_maxpos); + + if (pos.getDistanceFrom(ppos) <= radius) { + 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; + } + } + } + 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) + { + // Do not spawn particle if distant from player + v3f ppos = m_player->getPosition() / BS; + v3f pos = random_v3f(m_minpos, m_maxpos); + + if (pos.getDistanceFrom(ppos) <= radius) { v3f vel = random_v3f(m_minvel, m_maxvel); v3f acc = random_v3f(m_minacc, m_maxacc); @@ -359,61 +426,6 @@ void ParticleSpawner::step(float dtime, ClientEnvironment* env) m_glow); m_particlemanager->addParticle(toadd); } - i = m_spawntimes.erase(i); - } - else - { - ++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) - { - 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); } } } |