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Add particle animation, glow

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This is implemented by reusing and extending the
TileAnimation code for the methods used by particles.
This commit is contained in:
sfan5 2017-01-14 16:48:49 +01:00
parent c5967f75f0
commit 7279f0b373
16 changed files with 311 additions and 78 deletions
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74
src/particles.cpp
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@ -54,7 +54,9 @@ Particle::Particle(
bool vertical,
video::ITexture *texture,
v2f texpos,
v2f texsize
v2f texsize,
const struct TileAnimationParams &anim,
u8 glow
):
scene::ISceneNode(smgr->getRootSceneNode(), smgr)
{
@ -71,7 +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;
@ -84,6 +88,7 @@ Particle::Particle(
m_collisiondetection = collisiondetection;
m_collision_removal = collision_removal;
m_vertical = vertical;
m_glow = glow;
// Irrlicht stuff
m_collisionbox = aabb3f
@ -142,6 +147,18 @@ void Particle::step(float dtime)
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();
@ -166,16 +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);
@ -210,7 +243,9 @@ 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, const struct TileAnimationParams &anim,
u8 glow,
ParticleManager *p_manager) :
m_particlemanager(p_manager)
{
m_gamedef = gamedef;
@ -234,6 +269,8 @@ ParticleSpawner::ParticleSpawner(IGameDef* gamedef, scene::ISceneManager *smgr,
m_vertical = vertical;
m_texture = texture;
m_time = 0;
m_animation = anim;
m_glow = glow;
for (u16 i = 0; i<=m_amount; i++)
{
@ -309,7 +346,9 @@ 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_animation,
m_glow);
m_particlemanager->addParticle(toadd);
}
i = m_spawntimes.erase(i);
@ -363,7 +402,9 @@ 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_animation,
m_glow);
m_particlemanager->addParticle(toadd);
}
}
@ -494,6 +535,8 @@ void ParticleManager::handleParticleEvent(ClientEvent *event, Client *client,
event->add_particlespawner.vertical,
texture,
event->add_particlespawner.id,
event->add_particlespawner.animation,
event->add_particlespawner.glow,
this);
/* delete allocated content of event */
@ -529,13 +572,16 @@ void ParticleManager::handleParticleEvent(ClientEvent *event, Client *client,
event->spawn_particle.vertical,
texture,
v2f(0.0, 0.0),
v2f(1.0, 1.0));
v2f(1.0, 1.0),
event->spawn_particle.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;
}
@ -564,6 +610,8 @@ void ParticleManager::addNodeParticle(IGameDef* gamedef, scene::ISceneManager* s
// Texture
u8 texid = myrand_range(0, 5);
video::ITexture *texture;
struct TileAnimationParams anim;
anim.type = TAT_NONE;
// Only use first frame of animated texture
if (tiles[texid].material_flags & MATERIAL_FLAG_ANIMATION)
@ -605,7 +653,9 @@ void ParticleManager::addNodeParticle(IGameDef* gamedef, scene::ISceneManager* s
false,
texture,
texpos,
texsize);
texsize,
anim,
0);
addParticle(toadd);
}