char *mkalphanum(int len) {
//returns an alphanumeric string of len length
int size = len + 1;
char *s = malloc(sizeof(char) * size);
char c;
s[size] = 0;
for (int i = 0; i < size;i++) {
int typeflag = randint(1);
if (typeflag == 0)
s[i] = randalpha();
else
s[i] = randint(9) + '0';
}
s[size] = '\0';
return s;
}
bool MineParticleSmoke::idle(const Uint64 delta_t)
{
if (state == 0) {
const Uint64 age = get_time() - born;
const float age_f = (float)(age)/1000000.0f;
alpha = age_f * 0.125;
if (age_f > 0.25) {
state = 1;
alpha = randalpha(0.375);
}
return true;
}
const interval_t float_time = delta_t / 1000000.0;
const alpha_t scalar = std::pow(randfloat(), float_time);
alpha *= std::sqrt(scalar);
if (alpha < 0.01)
return false;
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;
}
HarvestingEffect::HarvestingEffect(EyeCandy* _base, bool* _dead,
Vec3* _pos, const HarvestingType _type, const Uint16 _LOD)
{
if (EC_DEBUG)
std::cout << "HarvestingEffect (" << this << ") created (" << type
<< ")." << std::endl;
base = _base;
dead = _dead;
pos = _pos;
effect_center = *pos;
type = _type;
LOD = base->last_forced_LOD;
desired_LOD = _LOD;
spawner = NULL;
bounds = NULL;
mover = NULL;
spawner2 = NULL;
mover2 = NULL;
direction = Vec3(0.0, 0.0, 0.0);
switch (type)
{
case TOOL_BREAK:
{
// handled in other constructor
break;
}
case RADON_POUCH:
{
effect_center.y += 0.5;
spawner = new FilledSphereSpawner(0.9);
mover = new GravityMover(this, &effect_center, 8e9);
while ((int)particles.size() < LOD * 50)
{
const Vec3 coords = spawner->get_new_coords()
+ effect_center;
Vec3 velocity;
velocity.randomize();
velocity.normalize(0.8);
Particle * p = new HarvestingParticle(this, mover, coords, velocity, 5.25, 0.5, 0.6, 0.7, 0.2, EC_FLARE, LOD, type);
p->state = 0;
if (!base->push_back_particle(p))
break;
}
while ((int)particles.size() < LOD * 100)
{
const Vec3 coords = spawner->get_new_coords()
+ effect_center;
Vec3 velocity;
velocity.randomize();
velocity.normalize(1.5);
Particle * p = new HarvestingParticle(this, mover, coords, velocity, 4.5, 0.5 + randalpha(0.4), 0.7, 0.6, 0.5, EC_WATER, LOD, type);
p->state = 1;
if (!base->push_back_particle(p))
break;
}
break;
}
case CAVERN_WALL:
{
effect_center.y += 15.0;
spawner = new FilledSphereSpawner(1.0);
mover = new ParticleMover(this);
while ((int)particles.size() < LOD * 50)
{
Vec3 coords = spawner->get_new_coords();
coords.y *= 8.0;
Vec3 velocity;
velocity.randomize();
velocity.normalize(0.2);
velocity.y *= 3.0;
velocity.y -= 9.0;
coords += effect_center;
const color_t scalar= randcolor(0.4);
Particle * p = new HarvestingParticle(this, mover, coords, velocity, 8.0 + randcoord(12.0), 1.0, scalar + randcolor(0.1), scalar + randcolor(0.1), scalar + randcolor(0.1), EC_SIMPLE, LOD, type);
if (!base->push_back_particle(p))
break;
}
while ((int)particles.size() < LOD * 100)
{
Vec3 coords = spawner->get_new_coords();
coords.y *= 8.0;
Vec3 velocity;
velocity.randomize();
velocity.normalize(0.2);
velocity.y *= 3.0;
velocity.y -= 9.0;
coords += effect_center;
Particle * p = new HarvestingParticle(this, mover, coords, velocity, 3.0 + randcoord(6.0), 0.4 + randalpha(0.4), 0.2 + randcolor(0.2), 0.2 + randcolor(0.2), 0.2 + randcolor(0.2), EC_WATER, LOD, type);
if (!base->push_back_particle(p))
break;
}
break;
}
case MOTHER_NATURE:
{
effect_center.y += 0.2;
spawner = new HollowDiscSpawner(0.1);
mover = new SpiralMover(this, &effect_center, 18.0, 11.0);
while ((int)particles.size() < LOD * 100)
{
const Vec3 coords = spawner->get_new_coords()
+ effect_center;
Vec3 velocity;
velocity.randomize(0.3);
velocity.y *= 3;
velocity.y += 1.4;
Particle * p = new HarvestingParticle(this, mover, coords, velocity, 3.0, 0.2, 1.0, 0.5 + randcolor(0.5), 0.5, EC_TWINFLARE, LOD, type);
if (!base->push_back_particle(p))
break;
}
break;
}
case QUEEN_OF_NATURE:
{
effect_center.y += 0.2;
spawner = new FilledDiscSpawner(0.5);
mover = new ParticleMover(this);
while ((int)particles.size() < LOD * 100)
{
Vec3 coords = spawner->get_new_coords() + effect_center;
coords.y += (coord_t)(randfloat(2.0) * randfloat(2.0) * randfloat(2.0));
const Vec3 velocity(0.0, 0.0, 0.0);
Particle * p = new HarvestingParticle(this, mover, coords, velocity, 2.0 + randcoord(1.0), 1.0, randcolor(1.0), randcolor(1.0), randcolor(1.0), EC_SHIMMER, LOD, type);
if (!base->push_back_particle(p))
break;
}
break;
}
case BEES:
{
spawner = new FilledSphereSpawner(0.75);
mover = new GravityMover(this, &effect_center, 8e9);
direction.randomize();
direction.y = 0;
while ((int)particles.size() < LOD * 4)
{
const Vec3 coords = spawner->get_new_coords()
+ effect_center - direction;
Vec3 velocity;
velocity.randomize();
velocity.normalize(0.75);
velocity.x += randfloat(direction.x);
velocity.z += randfloat(direction.z);
Particle * p = new HarvestingParticle(this, mover, coords, velocity, 0.5 + randfloat(0.25), 1.0, 0.9, 0.7, 0.3, EC_TWINFLARE, LOD, type);
if (!base->push_back_particle(p))
break;
}
break;
}
case BAG_OF_GOLD:
{
mover = new GravityMover(this, &effect_center, 2e10);
spawner = new HollowSphereSpawner(0.3);
for (int i = 0; i < LOD * 60; i++)
{
Vec3 coords = spawner->get_new_coords();
const Vec3 velocity = coords / 10.0;
coords += effect_center;
Particle* p = new HarvestingParticle(this, mover, coords, velocity, 1.05, 0.75, randcolor(0.3) + 0.7, randcolor(0.3) + 0.5, randcolor(0.3) + 0.3, EC_FLARE, LOD, type);
p->state = 1;
if (!base->push_back_particle(p))
break;
}
Particle* p = new HarvestingParticle(this, mover, effect_center, Vec3(0.0, 0.0, 0.0), 8.0, 1.0, 0.8, 0.7, 0.3, EC_SHIMMER, LOD, type);
base->push_back_particle(p);
break;
}
case RARE_STONE:
{
mover = new ParticleMover(this);
spawner = new HollowSphereSpawner(0.3);
for (int i = 0; i < LOD * 60; i++)
{
Vec3 coords = spawner->get_new_coords();
const Vec3 velocity = coords / 10.0;
coords += effect_center;
Particle* p = new HarvestingParticle(this, mover, coords, velocity, 0.75, 0.05, randcolor(0.3) + 0.7, randcolor(0.3) + 0.5, randcolor(0.3) + 0.3, EC_FLARE, LOD, type);
p->state = 1;
if (!base->push_back_particle(p))
break;
}
Particle* p = new HarvestingParticle(this, mover, effect_center, Vec3(0.0, 0.0, 0.0), 7.5, 1.0, 1.0, 1.0, 1.0, EC_VOID, LOD, type);
if (!base->push_back_particle(p))
break;
p = new HarvestingParticle(this, mover, effect_center, Vec3(0.0, 0.01, 0.0), 7.5, 1.0, 1.0, 1.0, 1.0, EC_VOID, LOD, type);
base->push_back_particle(p);
break;
}
}
}
