void GuardianSystemDemo::InitSceneGraph()
{
for (int32_t i = 0; i < Scene::MAX_MODELS; ++i) {
TriangleSet mesh;
mesh.AddSolidColorBox(-0.035f, -0.035f, -0.035f, 0.035f, 0.035f, 0.035f, 0xFFFFFFFF);
// Objects start 1 meter high
mObjPosition[i] = XMVectorSet(0.0f, 1.0f, 0.0f, 1.0f);
// Objects have random velocity
mObjVelocity[i] = XMVectorSet(randVelocity(), randVelocity() * 0.5f, randVelocity(), 0);
mObjVelocity[i] = XMVector3Normalize(mObjVelocity[i]) * 0.3f;
Material* mat = new Material(new Texture(false, 256, 256, Texture::AUTO_FLOOR));
mDynamicScene.Add(new Model(&mesh, XMFLOAT3(0, 0, 0), XMFLOAT4(0, 0, 0, 1), mat));
}
}
void circleTemplate(Bullet *previous, Bullet *bullet, World *world, int n,
int max, int rand) {
bullet->x = (world->width / 2) + rand;
bullet->y = world->height / 4;
bullet->theta = wrapDegree(n * 10 + rand);
bullet->velocity =
(previous == NULL) ? randVelocity(world) : previous->velocity;
bullet->sFn = decreasingVelocity;
}
void playerCircleTemplate(Bullet *previous, Bullet *bullet, World *world, int n,
int max, int rand) {
bullet->x = world->player.x;
bullet->y = world->player.y;
bullet->theta = wrapDegree(n * (360.0 / max) + rand);
bullet->velocity =
(previous == NULL) ? randVelocity(world) : previous->velocity;
bullet->sFn = decreasingVelocity;
}
void horizontalTemplate(Bullet *previous, Bullet *bullet, World *world, int n,
int max, int rand) {
bullet->x = round(
((double) world->width
/ (max >= world->width ? world->width / 2 : max)) * n);
bullet->y = randRange(2, 10);
bullet->theta = 0; // 0 degree does down
bullet->velocity =
(previous == NULL) ? randVelocity(world) : previous->velocity;
bullet->sFn = increasingVelocity;
}
void spiralTemplate(Bullet *previous, Bullet *bullet, World *world, int n,
int max, int rand) {
int shift = rand > 0 ? -2 : 2;
bullet->x =
previous == NULL ? (world->width / 2 + rand) : previous->x + shift;
bullet->y = previous == NULL ? (world->height / 4) : previous->y + shift;
bullet->theta = wrapDegree(n * 10 + rand);
bullet->velocity =
(previous == NULL) ? randVelocity(world) : previous->velocity;
bullet->sFn = increasingVelocity;
}
ParticleState::ParticleState( PARTICLE_TYPES newType )
{
Vector3 randVelocity( randInRange( -1.f, 1.f ), randInRange( -1.f, 1.f ), randInRange( -1.f, 1.f ) );
Vector3 newLocation;
switch( newType )
{
case EXPLOSION:
break;
case FIREWORKS:
randVelocity.y = sign( randVelocity.y ) * lerp( FIREWORKS_MIN_Y, FIREWORKS_MAX_Y, fabs( randVelocity.y ) );
break;
case FOUNTAIN:
case DEBRIS:
randVelocity.x = lerp( -DEBRIS_MAX_XZ, DEBRIS_MAX_XZ, fabs( randVelocity.x ) );
randVelocity.y = lerp( DEBRIS_MIN_Y, DEBRIS_MAX_Y, fabs( randVelocity.y ) );
randVelocity.z = lerp( -DEBRIS_MAX_XZ, DEBRIS_MAX_XZ, fabs( randVelocity.z ) );
break;
case SMOKE:
randVelocity.x = lerp( -SMOKE_MAX_XZ, SMOKE_MAX_XZ, fabs( randVelocity.x ) );
randVelocity.y = lerp( SMOKE_MIN_Y, SMOKE_MAX_Y, fabs( randVelocity.y ) );
randVelocity.z = lerp( -SMOKE_MAX_XZ, SMOKE_MAX_XZ, fabs( randVelocity.z ) );
break;
case TORNADO:
//location
float particleHeight = randInRangeWithDistribution( 0.f, TORNADO_HEIGHT, FilterFunctionSmoothStart );
float particleHeightRatio = RangeMapFloat( 0.f, 1.f, particleHeight / TORNADO_HEIGHT, 0.1f, 1.f, FilterFunctionSmoothStart );
newLocation = Vector3( randInRange( -particleHeightRatio, particleHeightRatio ), particleHeight,
randInRange( -particleHeightRatio, particleHeightRatio ) );
//new velocity
Vector2 flatVelocity( newLocation.x, newLocation.z );
flatVelocity.rotateMinus90Degrees();
//velocity in y and z
randVelocity.setXYZ( flatVelocity.x, randInRange( -TORNADO_VERTICAL_SPEED, TORNADO_VERTICAL_SPEED ), flatVelocity.y );
break;
}
m_Vel = randVelocity;
m_Loc = newLocation;
}
