diff options
Diffstat (limited to 'src/particles.cpp')
| -rw-r--r-- | src/particles.cpp | 36 |
1 files changed, 28 insertions, 8 deletions
diff --git a/src/particles.cpp b/src/particles.cpp index f20fb4083..acf9cc815 100644 --- a/src/particles.cpp +++ b/src/particles.cpp @@ -253,12 +253,17 @@ void ParticleSpawner::step(float dtime, ClientEnvironment* env) m_time += dtime; bool unloaded = false; - v3f attached_offset = v3f(0,0,0); + 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_offset = attached->getPosition() / BS; - else + 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 @@ -277,8 +282,15 @@ 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); - // Make relative to offest - pos += attached_offset; + + 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; @@ -321,10 +333,18 @@ void ParticleSpawner::step(float dtime, ClientEnvironment* env) { if (rand()/(float)RAND_MAX < dtime) { - v3f pos = random_v3f(m_minpos, m_maxpos) - + attached_offset; + 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; |