bool ImpactParticle::idle(const Uint64 delta_t)
{
const float float_time = delta_t / 1000000.0;
switch (type)
{
case ImpactEffect::MAGIC_PROTECTION:
{
const alpha_t scalar = 1.0
- pow_randfloat(float_time * 4.0f);
alpha -= scalar;
if (alpha < 0.02)
return false;
break;
}
case ImpactEffect::SHIELD:
{
const alpha_t scalar = 1.0
- pow_randfloat(float_time * 4.0f);
alpha -= scalar;
if (alpha < 0.02)
return false;
break;
}
case ImpactEffect::MAGIC_IMMUNITY:
{
const alpha_t scalar = 1.0
- pow_randfloat(float_time * 2.0f);
alpha -= scalar;
if (alpha < 0.02)
return false;
break;
}
case ImpactEffect::POISON:
{
const alpha_t scalar = 1.0
- pow_randfloat(float_time * 1.4f);
alpha -= scalar;
if (alpha < 0.02)
return false;
break;
}
case ImpactEffect::BLOOD:
{
const alpha_t scalar = 1.0
- pow_randfloat(float_time * 0.8f);
alpha -= scalar;
if (alpha < 0.02)
return false;
break;
}
}
return true;
}
bool CandleEffect::idle(const Uint64 usec)
{
if ((recall) && (particles.size() == 0))
return false;
if (recall)
return true;
while (((int)particles.size() < LOD * 20)
&& ((pow_randfloat((LOD * 20 - particles.size()) * (interval_t)usec / 80 / square(LOD)) < 0.5) || ((int)particles.size() < LOD * 10)))
{
Vec3 coords = spawner->get_new_coords();
coords.y += 0.1 * sqrt_scale;
coords += *pos;
Vec3 velocity;
velocity.randomize(0.02 * sqrt_scale);
velocity.y *= 5.0;
velocity.y += 0.04 * sqrt_scale;
Particle
* p =
new CandleParticle(this, mover, coords, velocity, hue_adjust, saturation_adjust, scale, LOD);
if (!base->push_back_particle(p))
break;
}
return true;
}
bool TeleporterEffect::idle(const Uint64 usec)
{
if ((recall) && (particles.size() == 0))
return false;
if (recall)
return true;
while (((int)particles.size() < LOD * 50)
&& (pow_randfloat((float)usec / 100000 * LOD) < 0.5))
{
const Vec3 coords = spawner->get_new_coords() + *pos + Vec3(0.0,
randcoord() * randcoord() * 8.0 * sqrt_LOD, 0.0);
Vec3 velocity;
velocity.randomize(0.2);
Particle
* p =
new TeleporterParticle(this, mover, coords, velocity, hue_adjust, saturation_adjust, size_scalar);
if (!base->push_back_particle(p))
break;
}
for (int i = 0; i < (int)targets.size();)
{
std::vector< std::pair<float *, Uint64> >::iterator iter =
targets.begin() + i;
Uint64 age = get_time() - iter->second;
if (age < 500000)
{
*(iter->first) = 1.0 - (age / 500000.0);;
i++;
}
else if (age < 1000000)
{
*(iter->first) = (age - 500000.0) / 500000.0;;
i++;
}
else
{
*(iter->first) = 1.0;
targets.erase(iter);
}
}
return true;
}
bool SwordEffect::idle(const Uint64 usec)
{
if ((recall) && (particles.size() == 0))
return false;
if (recall)
return true;
const Vec3 pos_change = old_end - *end;
float speed= square(pos_change.magnitude() * 1000000.0 / usec) * 0.666667;
float bias = 0.5f;
switch (type)
{
case SERPENT:
case CUTLASS:
case EMERALD_CLAYMORE:
case SUNBREAKER:
case ORC_SLAYER:
case EAGLE_WING:
case JAGGED_SABER:
{
bias = randfloat(0.33);
if (speed > 2.0)
speed = 2.0f;
else if (speed < 0.05)
speed = 0.05;
}
case SWORD_OF_FIRE:
case SWORD_OF_ICE:
case SWORD_OF_MAGIC:
{
if (speed > 3.0f)
speed = 3.0f;
else if (speed < 0.25f)
speed = 0.25f;
}
}
while (pow_randfloat((float)usec * 0.000083f * speed) < bias)
{
const percent_t percent= square(randpercent());
Vec3 randcoords;
randcoords.randomize(0.0025);
const Vec3 coords = (*start * percent) + (*end * (1.0 - percent))
+ randcoords;
Vec3 velocity;
velocity.randomize(0.005);
Vec3 direction = *end - *start;
direction.normalize(0.05 + randfloat(0.25) * randfloat(0.25));
velocity += direction;
Particle* p = new SwordParticle(this, mover, coords, velocity, size - 0.25 + randfloat(0.25), 0.25 + randalpha(percent), color[0], color[1], color[2], texture, LOD);
if (!base->push_back_particle(p))
break;
if (randfloat(2.0f) < 0.1f) {
p = new SwordParticle(this, mover, coords, velocity, 1.5, 1.0, 2.0, 2.0, 2.0, EC_TWINFLARE, LOD);
base->push_back_particle(p);
}
}
old_end = *end;
return true;
}
bool BreathParticle::idle(const Uint64 delta_t)
{
if (effect->recall)
return false;
const interval_t float_time = delta_t / 1000000.0f;
velocity *= std::pow(0.5f, float_time * velocity.magnitude()
/ 8.0f);
switch (type)
{
case BreathEffect::ICE:
case BreathEffect::POISON:
case BreathEffect::MAGIC:
case BreathEffect::FIRE:
{
if (state == 0)
{
if ((get_time() - born
> (type == BreathEffect::POISON ? 100000 : 400000))
|| (pow_randfloat(float_time * 5.0f)) < 0.5)
state = 1;
}
else
{
if (alpha < 0.02)
return false;
if ((state == 1) && (alpha < 0.05))
{
state = 2;
if (type == BreathEffect::FIRE)
{
Vec3 velocity_offset;
velocity_offset.randomize(0.2);
base->push_back_particle(new BreathSmokeParticle(effect, mover, pos, velocity + velocity_offset, size * 1.25, 0.06, texture, LOD, type));
}
}
const alpha_t scalar = pow_randfloat(float_time * 5.0f);
alpha *= scalar;
const coord_t size_scalar =
std::pow(0.5f, (float)delta_t / 1500000);
size = std::min(3.0f, size / size_scalar * 0.125f + size * 0.5f);
}
break;
}
case BreathEffect::WIND:
{
if (state == 0)
{
if ((get_time() - born > 400000)
|| (pow_randfloat(float_time * 70.0f)) < 0.5)
state = 1;
}
else
{
if (alpha < 0.02)
return false;
if ((state == 1) && (alpha < 0.04))
{
state = 2;
if ((rand() & 0x07) == 0x07)
{
Vec3 velocity_offset;
velocity_offset.randomize(1.0);
base->push_back_particle(new BreathSmokeParticle(effect, mover, pos, velocity + velocity_offset, size * 5.0, 1.0, texture, LOD, type));
}
}
const alpha_t scalar = pow_randfloat(float_time * 20.0f);
alpha *= scalar;
const coord_t size_scalar =
std::pow(0.5f, (float)delta_t / 1500000);
size = std::min(3.0f, size / size_scalar * 0.125f + size * 0.5f);
}
break;
}
case BreathEffect::LIGHTNING:
{
if (state == 0)
{
if ((get_time() - born > 400000)
|| (pow_randfloat(float_time * 10.0f)) < 0.5)
state = 1;
}
else
{
if (alpha < 0.02)
return false;
if ((state == 1) && (alpha < 0.04))
{
state = 2;
if ((rand() & 0x3F) == 0x3F)
{
Vec3 velocity_offset;
velocity_offset.randomize();
velocity_offset.normalize();
Particle * p = new BreathParticle(effect, mover, pos, velocity_offset * 3.6, size / 2, 1.0, color[0], color[1], color[2], EC_SHIMMER, LOD, type);
p->state = 2;
base->push_back_particle(p);
p = new BreathParticle(effect, mover, pos, velocity_offset * 3.4, size / 2, 1.0, color[0], color[1], color[2], EC_SHIMMER, LOD, type);
p->state = 2;
base->push_back_particle(p);
p = new BreathParticle(effect, mover, pos, velocity_offset * 3.2, size / 2, 1.0, color[0], color[1], color[2], EC_SHIMMER, LOD, type);
p->state = 2;
base->push_back_particle(p);
p = new BreathParticle(effect, mover, pos, velocity_offset * 3.0, size / 2, 1.0, color[0], color[1], color[2], EC_SHIMMER, LOD, type);
p->state = 2;
base->push_back_particle(p);
p = new BreathParticle(effect, mover, pos, velocity_offset * 2.8, size / 2, 1.0, color[0], color[1], color[2], EC_SHIMMER, LOD, type);
p->state = 2;
base->push_back_particle(p);
p = new BreathParticle(effect, mover, pos, velocity_offset * 2.6, size / 2, 1.0, color[0], color[1], color[2], EC_SHIMMER, LOD, type);
p->state = 2;
base->push_back_particle(p);
p = new BreathParticle(effect, mover, pos, velocity_offset * 2.4, size / 2, 1.0, color[0], color[1], color[2], EC_SHIMMER, LOD, type);
p->state = 2;
base->push_back_particle(p);
p = new BreathParticle(effect, mover, pos, velocity_offset * 2.2, size / 2, 1.0, color[0], color[1], color[2], EC_SHIMMER, LOD, type);
p->state = 2;
base->push_back_particle(p);
p = new BreathParticle(effect, mover, pos, velocity_offset * 2.0, size / 2, 1.0, color[0], color[1], color[2], EC_SHIMMER, LOD, type);
p->state = 2;
base->push_back_particle(p);
p = new BreathParticle(effect, mover, pos, velocity_offset * 1.8, size / 2, 1.0, color[0], color[1], color[2], EC_SHIMMER, LOD, type);
p->state = 2;
base->push_back_particle(p);
p = new BreathParticle(effect, mover, pos, velocity_offset * 1.6, size / 2, 1.0, color[0], color[1], color[2], EC_SHIMMER, LOD, type);
p->state = 2;
base->push_back_particle(p);
p = new BreathParticle(effect, mover, pos, velocity_offset * 1.4, size / 2, 1.0, color[0], color[1], color[2], EC_SHIMMER, LOD, type);
p->state = 2;
base->push_back_particle(p);
}
}
const alpha_t scalar = pow_randfloat(float_time * 5.0f);
alpha *= scalar;
if (state == 2)
alpha *= square(scalar);
const coord_t size_scalar =
std::pow(0.5f, (float)delta_t / 1500000);
size = std::min(2.0f, size / size_scalar * 0.125f + size * 0.5f);
}
break;
}
}
return true;
}
bool HarvestingParticle::idle(const Uint64 delta_t)
{
if (effect->recall)
return false;
const interval_t float_time = delta_t / 1000000.0;
const Uint64 age = get_time() - born;
switch (type)
{
case HarvestingEffect::RADON_POUCH:
{
if (alpha < 0.01)
return false;
const alpha_t scalar =
pow_randfloat(float_time * 2);
alpha *= scalar;
break;
}
case HarvestingEffect::TOOL_BREAK:
{
if (alpha < 0.01)
return false;
const alpha_t scalar =
pow_randfloat(float_time * 2);
const float age_f = (float)(age)/1000000.0f;
alpha *= scalar;
velocity.x *= 1.0f / (1.0f + age_f);
velocity.z *= 1.0f / (1.0f + age_f);
velocity.y = -age_f * 0.25f;
break;
}
case HarvestingEffect::CAVERN_WALL:
{
if (pos.y < -2.0)
return false;
break;
}
case HarvestingEffect::MOTHER_NATURE:
{
if (alpha < 0.01)
return false;
const alpha_t scalar =
pow_randfloat(float_time * 3);
if (size < 10)
size /= scalar;
alpha *= scalar;
break;
}
case HarvestingEffect::QUEEN_OF_NATURE:
{
if (alpha < 0.01)
return false;
const alpha_t scalar =
pow_randfloat(float_time);
alpha *= scalar;
break;
}
case HarvestingEffect::BEES:
{
size = 0.5f + randfloat(0.5f);
const float age_f = (float)(age)/1000000.0f;
if (age_f < 2.5f)
break;
if (2.5f + randfloat(3.75f) < age_f)
return false;
break;
}
case HarvestingEffect::BAG_OF_GOLD:
{
if (age > 220000)
{
const alpha_t alpha_scalar =
std::pow(0.5f, float_time * 6.0f);
alpha *= alpha_scalar;
if (alpha < 0.02)
return false;
}
break;
}
case HarvestingEffect::RARE_STONE:
{
color[0] = 0.7 + 0.3 * std::sin(age / 530000.0);
color[1] = 0.7 + 0.3 * std::sin(age / 970000.0 + 1.3);
color[2] = 0.7 + 0.3 * std::sin(age / 780000.0 + 1.9);
if (age < 700000)
{
if (state == 0)
size = age / 45000.0;
}
else
{
const percent_t scalar =
std::pow(0.5f, float_time * 0.5f);
size *= scalar;
alpha *= scalar;
if (alpha < 0.01)
return false;
}
break;
}
}
return true;
}
