diff options
Diffstat (limited to 'src/particles.cpp')
| -rw-r--r-- | src/particles.cpp | 203 |
1 files changed, 187 insertions, 16 deletions
diff --git a/src/particles.cpp b/src/particles.cpp index f20fb4083..538487028 100644 --- a/src/particles.cpp +++ b/src/particles.cpp @@ -43,6 +43,22 @@ v3f random_v3f(v3f min, v3f max) rand()/(float)RAND_MAX*(max.Z-min.Z)+min.Z); } +u32 check_material_type_param(u32 material_type_param) +{ + u32 alphaSource = (material_type_param & 0x0000F000) >> 12; + u32 modulo = (material_type_param & 0x00000F00) >> 8; + u32 srcFact = (material_type_param & 0x000000F0) >> 4; + u32 dstFact = material_type_param & 0x0000000F; + if (alphaSource <= 3 && modulo <= 4 && srcFact <= 10 && dstFact <= 10) { + return material_type_param; + } else { + errorstream << "Server send incorrect "; + errorstream << "material_type_param value for particle."; + errorstream << std::endl; + return 0; + } +} + Particle::Particle( IGameDef *gamedef, scene::ISceneManager* smgr, @@ -58,7 +74,14 @@ Particle::Particle( bool vertical, video::ITexture *texture, v2f texpos, - v2f texsize + v2f texsize, + u32 material_type_param, + u16 vertical_frame_num, + u16 horizontal_frame_num, + u16 first_frame, + float frame_length, + bool loop_animation, + u8 glow ): scene::ISceneNode(smgr->getRootSceneNode(), smgr) { @@ -71,11 +94,26 @@ Particle::Particle( m_material.setFlag(video::EMF_BACK_FACE_CULLING, false); m_material.setFlag(video::EMF_BILINEAR_FILTER, false); m_material.setFlag(video::EMF_FOG_ENABLE, true); - m_material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL; + if (material_type_param != 0) { + m_material.MaterialType = video::EMT_ONETEXTURE_BLEND; + m_material.MaterialTypeParam = irr::core::FR(material_type_param); + // We must disable z-buffer if we want to avoid transparent pixels + // to overlap pixels with lower z-value. + m_material.setFlag(video::EMF_ZWRITE_ENABLE, false); + } else { + m_material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL; + } m_material.setTexture(0, texture); + m_texpos = texpos; m_texsize = texsize; - + m_vertical_frame_num = vertical_frame_num; + m_horizontal_frame_num = horizontal_frame_num; + m_first_frame = first_frame; + m_frame_length = frame_length; + m_loop_animation = loop_animation; + m_texsize.Y /= m_vertical_frame_num; + m_texsize.X /= m_horizontal_frame_num; // Particle related m_pos = pos; @@ -88,6 +126,7 @@ Particle::Particle( m_collisiondetection = collisiondetection; m_collision_removal = collision_removal; m_vertical = vertical; + m_glow = glow; // Irrlicht stuff m_collisionbox = aabb3f @@ -170,16 +209,29 @@ 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; + u16 frame = m_first_frame; + if (m_frame_length > 0) { + if (m_loop_animation) + frame = m_first_frame + (u32)(m_time / m_frame_length) + % (m_vertical_frame_num * + m_horizontal_frame_num - m_first_frame); + else if (m_time >= + (m_vertical_frame_num * m_horizontal_frame_num + - m_first_frame) * m_frame_length) + frame = m_vertical_frame_num * m_horizontal_frame_num - 1; + else + frame = m_first_frame + (u16)(m_time / m_frame_length); + } + f32 tx0 = m_texpos.X + m_texsize.X * (frame % m_horizontal_frame_num); + f32 tx1 = m_texpos.X + m_texsize.X * (frame % m_horizontal_frame_num + 1); + f32 ty0 = m_texpos.Y + m_texsize.Y * (frame / m_horizontal_frame_num); + f32 ty1 = m_texpos.Y + m_texsize.Y * (frame / m_horizontal_frame_num + 1); m_vertices[0] = video::S3DVertex(-m_size/2,-m_size/2,0, 0,0,0, c, tx0, ty1); @@ -214,7 +266,16 @@ ParticleSpawner::ParticleSpawner(IGameDef* gamedef, scene::ISceneManager *smgr, v3f minpos, v3f maxpos, v3f minvel, v3f maxvel, v3f minacc, v3f maxacc, float minexptime, float maxexptime, float minsize, float maxsize, bool collisiondetection, bool collision_removal, u16 attached_id, bool vertical, - video::ITexture *texture, u32 id, ParticleManager *p_manager) : + video::ITexture *texture, u32 id, + u32 material_type_param, + u16 vertical_frame_num, + u16 horizontal_frame_num, + u16 min_first_frame, + u16 max_first_frame, + float frame_length, + bool loop_animation, + u8 glow, + ParticleManager *p_manager) : m_particlemanager(p_manager) { m_gamedef = gamedef; @@ -238,6 +299,14 @@ ParticleSpawner::ParticleSpawner(IGameDef* gamedef, scene::ISceneManager *smgr, m_vertical = vertical; m_texture = texture; m_time = 0; + m_vertical_frame_num = vertical_frame_num; + m_horizontal_frame_num = horizontal_frame_num; + m_min_first_frame = min_first_frame; + m_max_first_frame = max_first_frame; + m_frame_length = frame_length; + m_loop_animation = loop_animation; + m_material_type_param = material_type_param; + m_glow = glow; for (u16 i = 0; i<=m_amount; i++) { @@ -251,7 +320,6 @@ ParticleSpawner::~ParticleSpawner() {} void ParticleSpawner::step(float dtime, ClientEnvironment* env) { m_time += dtime; - bool unloaded = false; v3f attached_offset = v3f(0,0,0); if (m_attached_id != 0) { @@ -285,7 +353,10 @@ void ParticleSpawner::step(float dtime, ClientEnvironment* env) float size = rand()/(float)RAND_MAX *(m_maxsize-m_minsize) +m_minsize; - + u16 first_frame = m_min_first_frame + + rand() % + (m_max_first_frame - + m_min_first_frame + 1); Particle* toadd = new Particle( m_gamedef, m_smgr, @@ -301,7 +372,14 @@ void ParticleSpawner::step(float dtime, ClientEnvironment* env) m_vertical, m_texture, v2f(0.0, 0.0), - v2f(1.0, 1.0)); + v2f(1.0, 1.0), + m_material_type_param, + m_vertical_frame_num, + m_horizontal_frame_num, + first_frame, + m_frame_length, + m_loop_animation, + m_glow); m_particlemanager->addParticle(toadd); } i = m_spawntimes.erase(i); @@ -331,7 +409,10 @@ void ParticleSpawner::step(float dtime, ClientEnvironment* env) float size = rand()/(float)RAND_MAX *(m_maxsize-m_minsize) +m_minsize; - + u16 first_frame = m_min_first_frame + + rand() % + (m_max_first_frame - + m_min_first_frame + 1); Particle* toadd = new Particle( m_gamedef, m_smgr, @@ -347,7 +428,14 @@ void ParticleSpawner::step(float dtime, ClientEnvironment* env) m_vertical, m_texture, v2f(0.0, 0.0), - v2f(1.0, 1.0)); + v2f(1.0, 1.0), + m_material_type_param, + m_vertical_frame_num, + m_horizontal_frame_num, + first_frame, + m_frame_length, + m_loop_animation, + m_glow); m_particlemanager->addParticle(toadd); } } @@ -459,6 +547,39 @@ void ParticleManager::handleParticleEvent(ClientEvent *event, IGameDef *gamedef, video::ITexture *texture = gamedef->tsrc()->getTextureForMesh(*(event->add_particlespawner.texture)); + float frame_length = -1; + u16 vertical_frame_num = 1; + u16 horizontal_frame_num = 1; + u32 material_type_param = + check_material_type_param(event->add_particlespawner.material_type_param); + + switch (event->add_particlespawner.animation_type) { + case AT_NONE: + break; + case AT_VERTICAL_FRAMES: { + v2u32 size = texture->getOriginalSize(); + int frame_height = (float)size.X / + (float)event->add_particlespawner.vertical_frame_num * + (float)event->add_particlespawner.horizontal_frame_num; + vertical_frame_num = size.Y / frame_height; + frame_length = + event->add_particlespawner.frame_length / + vertical_frame_num; + break; + } + case AT_2D_ANIMATION_SHEET: { + vertical_frame_num = + event->add_particlespawner.vertical_frame_num; + horizontal_frame_num = + event->add_particlespawner.horizontal_frame_num; + frame_length = + event->add_particlespawner.frame_length; + break; + } + default: + break; + } + ParticleSpawner* toadd = new ParticleSpawner(gamedef, smgr, player, event->add_particlespawner.amount, event->add_particlespawner.spawntime, @@ -478,6 +599,14 @@ void ParticleManager::handleParticleEvent(ClientEvent *event, IGameDef *gamedef, event->add_particlespawner.vertical, texture, event->add_particlespawner.id, + material_type_param, + vertical_frame_num, + horizontal_frame_num, + event->add_particlespawner.min_first_frame, + event->add_particlespawner.max_first_frame, + frame_length, + event->add_particlespawner.loop_animation, + event->add_particlespawner.glow, this); /* delete allocated content of event */ @@ -502,6 +631,39 @@ void ParticleManager::handleParticleEvent(ClientEvent *event, IGameDef *gamedef, video::ITexture *texture = gamedef->tsrc()->getTextureForMesh(*(event->spawn_particle.texture)); + float frame_length = -1; + u16 vertical_frame_num = 1; + u16 horizontal_frame_num = 1; + u32 material_type_param = + check_material_type_param(event->spawn_particle.material_type_param); + + switch (event->spawn_particle.animation_type) { + case AT_NONE: + break; + case AT_VERTICAL_FRAMES: { + v2u32 size = texture->getOriginalSize(); + int frame_height = (float)size.X / + (float)event->spawn_particle.vertical_frame_num * + (float)event->spawn_particle.horizontal_frame_num; + vertical_frame_num = size.Y / frame_height; + frame_length = + event->spawn_particle.frame_length / + vertical_frame_num; + break; + } + case AT_2D_ANIMATION_SHEET: { + vertical_frame_num = + event->spawn_particle.vertical_frame_num; + horizontal_frame_num = + event->spawn_particle.horizontal_frame_num; + frame_length = + event->spawn_particle.frame_length; + break; + } + default: + break; + } + Particle* toadd = new Particle(gamedef, smgr, player, m_env, *event->spawn_particle.pos, *event->spawn_particle.vel, @@ -513,13 +675,21 @@ void ParticleManager::handleParticleEvent(ClientEvent *event, IGameDef *gamedef, event->spawn_particle.vertical, texture, v2f(0.0, 0.0), - v2f(1.0, 1.0)); + v2f(1.0, 1.0), + material_type_param, + vertical_frame_num, + horizontal_frame_num, + event->spawn_particle.first_frame, + frame_length, + event->spawn_particle.loop_animation, + event->spawn_particle.glow); addParticle(toadd); delete event->spawn_particle.pos; delete event->spawn_particle.vel; delete event->spawn_particle.acc; + delete event->spawn_particle.texture; break; } @@ -588,7 +758,8 @@ void ParticleManager::addNodeParticle(IGameDef* gamedef, scene::ISceneManager* s false, texture, texpos, - texsize); + texsize, + 0, 1, 1, 0, -1, true, 0); addParticle(toadd); } |