float GetAngle( Vector3 &a, Vector3 &b )
{
float lengthA = a.GetLength();
float lengthB = b.GetLength();
float dot = DotProduct( a, b );
return acos( dot / (lengthA * lengthB) );
}
void Corpse::Spring(NodeType n1,
NodeType n2,
float distance,
float dt){
SPADES_MARK_FUNCTION_DEBUG();
SPAssert(n1 >= 0); SPAssert(n1 < NodeCount);
SPAssert(n2 >= 0); SPAssert(n2 < NodeCount);
Node& a = nodes[n1];
Node& b = nodes[n2];
Vector3 diff = b.pos - a.pos;
float dist = diff.GetLength();
Vector3 force = diff.Normalize() * (distance - dist);
force *= dt * 50.f;
b.vel += force;
a.vel -= force;
b.pos += force / (dt * 50.f) * 0.5f;
a.pos -= force / (dt * 50.f) * 0.5f;
Vector3 velMid = (a.vel + b.vel) * .5f;
float dump = 1.f - powf(.1f, dt);
a.vel += (velMid - a.vel) * dump;
b.vel += (velMid - b.vel) * dump;
}
void Corpse::Spring(NodeType n1a,
NodeType n1b,
NodeType n2,
float distance,
float dt){
SPADES_MARK_FUNCTION_DEBUG();
SPAssert(n1a >= 0); SPAssert(n1a < NodeCount);
SPAssert(n1b >= 0); SPAssert(n1b < NodeCount);
SPAssert(n2 >= 0); SPAssert(n2 < NodeCount);
Node& x = nodes[n1a];
Node& y = nodes[n1b];
Node& b = nodes[n2];
Vector3 diff = b.pos - (x.pos + y.pos) * .5f;
float dist = diff.GetLength();
Vector3 force = diff.Normalize() * (distance - dist);
force *= dt * 50.f;
b.vel += force;
force *= .5f;
x.vel -= force;
y.vel -= force;
Vector3 velMid = (x.vel + y.vel) * .25f + b.vel * .5f;
float dump = 1.f - powf(.05f, dt);
x.vel += (velMid - x.vel) * dump;
y.vel += (velMid - y.vel) * dump;
b.vel += (velMid - b.vel) * dump;
}
void Corpse::AngleSpring(NodeType n1id,
NodeType n2id,
Vector3 dir,
float minDot,
float maxDot,
float dt){
Node& n1 = nodes[n1id];
Node& n2 = nodes[n2id];
Vector3 diff = n2.pos - n1.pos;
float ln1 = diff.GetLength();
float dot = Vector3::Dot(diff, dir) / (ln1 + 0.000000001f);
if(dot >= minDot && dot <= maxDot)
return;
float strength = 0.f;
Vector3 a1 = Vector3::Cross(dir, diff);
a1 = Vector3::Cross(diff, a1).Normalize();
Vector3 a2 = -a1;
//a1=-a1; a2=-a2;
//a1 = -a1;
if(dot > maxDot){
strength = MyACos(dot) - MyACos(maxDot);
}else if(dot < minDot){
strength = MyACos(dot) - MyACos(minDot);
}
SPAssert(!isnan(strength));
strength *= 100.f;
strength *= dt;
a1 *= strength;
a2 *= strength;
n2.vel += a1;
n1.vel += a2;
//nBase.vel -= a1 + a2;
/*
d1 += a1 * 0.01;
d2 += a2 * 0.01;
float nd = Vector3::Dot(d1, d2) / (d1.GetLength() * d2.GetLength());
if(dot > maxDot){
if(nd < dot)
printf("GOOD %f -> %f\n", dot, nd);
else
printf("BAD %f -> %f\n", dot, nd);
}else{
if(nd > dot)
printf("GOOD %f -> %f\n", dot, nd);
else
printf("BAD %f -> %f\n", dot, nd);
}*/
}
/**
* @brief
* Called when the scene node needs to be updated
*/
void PGSparkles::OnUpdate()
{
// If this scene node wasn't drawn at the last frame, we can skip some update stuff
if ((GetFlags() & ForceUpdate) || m_bUpdate) {
m_bUpdate = true;
// If there are free particles, create new particles
if (!(System::GetInstance()->GetMicroseconds() % BuildPerSec)) {
while (Math::GetRand() % 5) {
Particle *pParticle = AddParticle();
if (pParticle)
InitParticle(*pParticle);
else
break;
}
}
{ // Update particles
float fTimeDiff = Timing::GetInstance()->GetTimeDifference();
Iterator<Particle> cIterator = GetParticleIterator();
while (cIterator.HasNext()) {
Particle &cParticle = cIterator.Next();
// Update velocity
cParticle.vVelocity += GetGravity()*fTimeDiff*(200-cParticle.fEnergy)/10;
cParticle.vVelocity -= cParticle.vVelocity*fTimeDiff;
// Self induction to make the sparkles a bit more interesting ;-)
if (!(System::GetInstance()->GetMicroseconds() % 500) && !(Math::GetRand() % 5)) {
cParticle.fEnergy += 100;
cParticle.fSize += 0.2f;
}
// Update position
Vector3 vMove = cParticle.vVelocity*fTimeDiff*cParticle.fEnergy/100;
cParticle.vPos += vMove/10;
// Update distortion
cParticle.fCustom1 += fTimeDiff;
float dLength = cParticle.fCustom1/vMove.GetLength()*5;
cParticle.vDistortion = vMove*dLength;
// Update energy, size and lifetime
cParticle.fEnergy -= fTimeDiff*EnergyPerSec;
cParticle.fSize -= fTimeDiff;
if (cParticle.fEnergy <= 0 || cParticle.fSize <= 0)
InitParticle(cParticle);
else
cParticle.vColor[3] = cParticle.fEnergy/255;
}
}
// We have to recalculate the current axis align bounding box in 'scene node space'
DirtyAABoundingBox();
}
}
//! returns the closest point on a line segment [A B]
Vector3 Math::GetClosestPointOnLine(const Vector3& vPoint, const Vector3& vA, const Vector3& vB)
{
Vector3 vC = vPoint-vA;
Vector3 vD = vB-vA;
float fLength = vD.GetLength();
vD = vD / fLength;
float t = vD.DotProduct(vC);
if(t < 0.0f)
{
return vA;
}
else if(t > fLength)
{
return vB;
}
return vA + vD*t;
}
const F32 FreetypeFont::Measure(const std::string & text, const Vector3<F32> & forward)
{
F32 length = 0.0f;
for(auto it = text.begin(); it != text.end(); ++it)
{
char c = *it;
if(FT_Load_Char(m_FontFace, c, FT_LOAD_RENDER))
{
LOG("could not load character, " << c);
}
FT_GlyphSlot g = m_FontFace->glyph;
length += static_cast<F32>(g->advance.x >> 6) * m_ResolutionScale.x();
}
return length * forward.GetLength();
}
//! 3D sphere vs ray intersection check
bool CollisionUtils::SphereIntersectsWithRay(const Vector3& vCenter, f32 fRadius, const Vector3& vRayStart, const Vector3& vRayDir, f32* fRayLength /*= 0*/, f32* fDistToIntersection /*= 0*/)
{
Vector3 vToSphere = vCenter-vRayStart;
f32 fDist = vToSphere.GetLength();
f32 fV = vToSphere.DotProduct(vRayDir);
f32 fD = fRadius*fRadius - (fDist*fDist - fV*fV);
f32 _fDistToIntersection = fV - Math::SquareRoot(fD);
if(fD < 0.0f || _fDistToIntersection < 0.0f)
{
return false;
}
if(fRayLength && (*fRayLength < _fDistToIntersection))
{
return false;
}
if(fDistToIntersection)
{
*fDistToIntersection = _fDistToIntersection;
}
return true;
}
void PhysicsEngine::CollisionSphereResponse(PowerBall* b, PowerBall* b1)
{
// normal of the "collision plane"
//Vector3 nColl = this->GetPositionVector3() - b1->GetPositionVector3();
Vector3 nColl = b->GetTempPosition() - b1->GetTempPosition();
// for easy projecting of vector, no div by |n|^2 in proj formula
Vector3 tempa = nColl;
nColl.normalize();
// savning the important stuff for easy acc
float m1 = b->GetMass();
float m2 = b1->GetMass();
float mSum = m1+m2;
Vector3 v1 = b->GetVelocity();
Vector3 v2 = b1->GetVelocity();
// projecting the vector v1 on nColl
float x1 = nColl.GetDotProduct(v1); // factor in nColl dir
Vector3 v1x = nColl*x1; // projetion done
Vector3 v1y = v1 - v1x; // perpendicular vector
// projecting the vector v2 on nColl
nColl = nColl*(-1); // switching direction of "plane normal"
float x2 = nColl.GetDotProduct(v2); // factor in nColl dir
Vector3 v2x = nColl*x2; // projetion done
Vector3 v2y = v2 - v2x; // perpendicular vector
float e1 = b->GetRestitution();
float e2 = b1->GetRestitution();
float e = (e1 + e2)/2.0f;
if(((v1x-v2x).GetLength() > 0.6f) && b->SoundEnabled())
this->mCollisionWithBall->Play();
/*
this->mVelocity = Vector3( v1x*(m1-m2)/(mSum) + v2x*(2*m2)/(mSum) + v1y );
b1->mVelocity = Vector3( v1x*(2*m1)/(mSum) + v2x*(m2-m1)/(mSum) + v2y );
*/
b->SetVelocity(Vector3( v1x*(m1-m2*e)/(mSum) + v2x*((1+e)*m2)/(mSum) + v1y ));
b1->SetVelocity(Vector3( v1x*((1+e)*m1)/(mSum) + v2x*(m2-m1*e)/(mSum) + v2y ));
/* calculating damage. */
if(b->WarlockMode())
{
Vector3 ve1 = b->GetVelocity();
Vector3 ve2 = b1->GetVelocity();
Vector3 relativeV = ve1 - ve2;
if( relativeV.GetLength() > 0.6f)
{
float v1 = ve1.GetLength();
float v2 = ve2.GetLength();
float mass1 = b->GetMass();
float mass2 = b1->GetMass();
float momentum1 = v1 * mass1;
float momentum2 = v2 * mass2;
float sumMomentum = momentum1 + momentum2;
/* to make it clear. if ball 1 has the speed of 10 m/s and ball 2 has
** the speed 0 m/s, ball 1 will not get any damage but ball 2 gets
** his health minus 10* (10 / 10) = 10 so ball 2 has lost 10 in hp.
** this works good because we using momentum as a weighted value.
*/
float damage1 = 10.0f* (momentum2 / sumMomentum);
float damage2 = 10.0f* (momentum1 / sumMomentum);
float health1 = b->GetHealth();
health1 -= damage1;
b->SetHealth(health1);
float health2 = b1->GetHealth();
health2 -= damage2;
b1->SetHealth(health2);
}
}
/* informing the spells to the balls that it has been a collision */
Spell** spells = b->GetSpells();
for(int i = 0;i<b->GetNrOfSpells();i++)
spells[i]->InformCollision();
spells = b1->GetSpells();
for(int i = 0;i<b1->GetNrOfSpells();i++)
spells[i]->InformCollision();
}
bool PhysicsEngine::CollisionWithSphereSimple(PowerBall* b, PowerBall* b1)
{
Vector3 r = b->GetPositionVector3() - b1->GetPositionVector3();
r = b->GetTempPosition() - b1->GetTempPosition();
float distanceBalls = r.GetLength();
float sumRadius = b->GetRadius() + b1->GetRadius();
if(distanceBalls > sumRadius)
return false;
/* we have collision but we need to move the balls so they are not inside each other
* solve this equation: ((pos1 - t*vel1) - (pos2 - t*vel2)).length = radie1 + radie2
*
* this gives ut the following:
* d = distance = p1-p2
* rV = relative velocity = v2-v1
* sumR = sumRadius = r1 + r2
*
* t = - rV.dot(d)/|rV|^2 +- sqrt( rV.dot(d)^2/|rV|^4 - (sumR^2 - |d|^2) / |rV|^2
*
*/
Vector3 d = b->GetPositionVector3() - b1->GetPositionVector3();
d = b->GetTempPosition() - b1->GetTempPosition();
Vector3 rV = b1->GetVelocity() - b->GetVelocity();
float sumR = b->GetRadius() + b1->GetRadius();
float tempA = rV.GetDotProduct(d) / rV.GetLengthSquared();
float tempB = tempA*tempA;
float tempC = (d.GetLengthSquared() - sumR*sumR) / rV.GetLengthSquared();
float tempSq = tempB - tempC;
if( tempSq < 0) // no real solutions
return false;
else
{
float t1 = - tempA - sqrt(tempSq);
float t2 = - tempA + sqrt(tempSq);
Vector3 newPos1, newPos2;
if(t1 >= 0)
{
/*
newPos1 = this->GetPositionVector3() - this->mVelocity*t1;
newPos2 = b1->GetPositionVector3() - b1->mVelocity*t1;
this->SetPosition(newPos1);
b1->SetPosition(newPos2);
*/
newPos1 = b->GetTempPosition() - b->GetVelocity()*t1;
newPos2 = b1->GetTempPosition() - b1->GetVelocity()*t1;
b->SetTempPosition(newPos1);
b1->SetTempPosition(newPos2);
}
else if(t2 >= 0)
{
/*
newPos1 = this->GetPositionVector3() - this->mVelocity*t2;
newPos2 = b1->GetPositionVector3() - b1->mVelocity*t2;
this->SetPosition(newPos1);
b1->SetPosition(newPos2);
*/
newPos1 = b->GetTempPosition() - b->GetVelocity()*t2;
newPos2 = b1->GetTempPosition() - b1->GetVelocity()*t2;
b->SetTempPosition(newPos1);
b1->SetTempPosition(newPos2);
}
else
return false;
}
return true;
}
float Vector3::AngleWith(const Vector3 &vec) const {
return (float)acos( DotProduct(vec))/(GetLength() * vec.GetLength());
}
void Game::PlayGameMode2()
{
GraphicsEngine* mGe = GetGraphics();
GetGraphics()->ShowLoadingScreen("Media/LoadingScreen/LoadingScreenBG2.png", "Media/LoadingScreen/LoadingScreenPB.png", 1.0f, 1.0f);
GetGraphics()->ChangeSkyBox("Media/StarMap.dds");
GetGraphics()->GetCamera()->SetUpVector(Vector3(0, 1, 0));
GetGraphics()->GetCamera()->SetForward(Vector3(1, 0, 0));
GetGraphics()->GetCamera()->SetPosition(Vector3(-17.0f, 56.0f, 0));
GetGraphics()->GetCamera()->LookAt(GetGraphics()->GetCamera()->GetPosition() - Vector3(1, 0.3f, 0));
iLight* mLights[5];
mLights[0] = mGe->CreateLight(Vector3(0, 50, 0));
mLights[1] = mGe->CreateLight(Vector3(0, 50, -20));
mLights[2] = mGe->CreateLight(Vector3(0, 50, 20));
mLights[3] = mGe->CreateLight(Vector3(10, 50, 0));
mLights[4] = mGe->CreateLight(Vector3(-10, 50, 0));
for(int i = 0; i < 5; i++)
mLights[i]->SetIntensity(30.0f);
GetGraphics()->SetSunLightDisabled();
GetGraphics()->SetSceneAmbientLight(Vector3(0.4f, 0.4f, 0.4f));
Vector3 centerPlatform = Vector3(0,20,0);
Map* mPlatform = new Map("Media/MazeMapFixed.obj", centerPlatform);
Map* mBox = new Map("Media/MazeMapFrame.obj", centerPlatform + Vector3(0,1,0) );
mPlatform->SetShrinkValue(0.0f);
/* set so we cant tilt it more than these angles. */
mPlatform->SetMaxAngleX(10.0f*(PI/180.0f));
mPlatform->SetMaxAngleZ(10.0f*(PI/180.0f));
mPlatform->SetRotate(false);
mPlatform->SetTargetAngleX(0.5f);
mPlatform->SetTargetAngleZ(-0.5f);
PowerBall* mBalls = new PowerBall("Media/Ball.obj", START_POS);
mBalls->SetForwardVector(Vector3(0,0,1));
mBalls->SetKnockoutMode();
mBalls->SetAcceleration(mBalls->GetAcceleration()*30.0f);
iText* timeTxt = GetGraphics()->CreateText("", Vector2(50, 60), 1.0f, "Media/fonts/new");
iText* scoreTxt = GetGraphics()->CreateText("", Vector2(50, 95), 1.0f, "Media/fonts/new");
iImage* guiStar = GetGraphics()->CreateImage(Vector2(200, 90), Vector2(75, 75), "Media/star.png");
guiStar->SetOpacity(0.0f);
float starTimer = 0.0f;
GetGraphics()->LoadingScreen("Media/LoadingScreen/LoadingScreenBG2.png", "Media/LoadingScreen/LoadingScreenPB.png", 1.0f, 1.0f, 1.0f, 1.0f);
this->FlushQueue();
mGe->GetCamera()->SetPosition(centerPlatform + Vector3(0.0f, 30.0f, 20.0f));
mGe->GetCamera()->LookAt(centerPlatform);
// Score / results:
float time = 0.0f;
bool started = false;
int score = 0;
float delayTimer = 1000.0f;
GetGraphics()->GetKeyListener()->SetCursorVisibility(false);
go = true;
const Vector3 DefaultDir = Vector3(0.0f, 1.0f, 0.0f);
int currentPrev = 0;
Vector3 prevVectors[NROFPREV];
for(int i = 0; i < NROFPREV; i++)
{
prevVectors[i] = DefaultDir;
}
while(delayTimer > 0)
{
float diff = GetGraphics()->Update();
delayTimer -= diff;
}
while(GetGraphics()->IsRunning() && go)
{
if(mGe->GetKeyListener()->IsPressed('1'))
{
mGe->GetCamera()->SetPosition(centerPlatform+ Vector3(20.0f, 30.0f, 20.0f));
mGe->GetCamera()->LookAt(centerPlatform );
}
if(mGe->GetKeyListener()->IsPressed('2'))
{
mGe->GetCamera()->SetPosition(centerPlatform+ Vector3(20.0f, 30.0f, -20.0f));
mGe->GetCamera()->LookAt(centerPlatform );
}
if(mGe->GetKeyListener()->IsPressed('3'))
{
mGe->GetCamera()->SetPosition(centerPlatform+ Vector3(-20.0f, 30.0f, 20.0f));
mGe->GetCamera()->LookAt(centerPlatform );
}
if(mGe->GetKeyListener()->IsPressed('4'))
{
mGe->GetCamera()->SetPosition(centerPlatform+ Vector3(-20.0f, 30.0f, -20.0f));
mGe->GetCamera()->LookAt(centerPlatform );
}
// Updates GFX
float diff = GetGraphics()->Update();
// Handle events such as network packets and client connections
this->HandleEvent(diff);
if(GetGraphics()->GetKeyListener()->IsPressed(VK_ESCAPE))
go = false;
if(GetGraphics()->GetKeyListener()->IsPressed('R') || (this->networkController != NULL && this->networkController->needRestart == true))
{
if(this->networkController != NULL)
{
this->networkController->needRestart = false;
}
delete mBalls;
// Spawn at last score - 1;
if(score == 0)
mBalls = new PowerBall("Media/Ball.obj", scorePos[0]);
else
mBalls = new PowerBall("Media/Ball.obj", scorePos[score - 1]);
mBalls->SetForwardVector(Vector3(0,0,1));
mBalls->SetKnockoutMode();
mBalls->SetAcceleration(mBalls->GetAcceleration()*15.0f);
mPlatform->ResetXZAngles();
mPlatform->RotateX(0);
}
iPhysicsEngine* pe = GetGraphics()->GetPhysicsEngine();
mBalls->UpdateBallParentMode(mPlatform);
mBalls->Update(diff);
Vector3 normalPlane;
if(pe->DoSpecialPhoneCollisionGame(mBalls, mPlatform, normalPlane, diff))
mBalls->collisionPlatformResponse(mPlatform, normalPlane, diff);
mBalls->UpdatePost();
mPlatform->Update(diff);
if(this->networkController)
{
mPlatform->SetRotate(true);
Vector3 phoneDirr = Vector3(this->networkController->direction.y, this->networkController->direction.z, -this->networkController->direction.x);
//Vector3 phoneDirr = this->networkController->direction;
phoneDirr.Normalize();
prevVectors[currentPrev] = phoneDirr;
float angle = CalcAngle(phoneDirr, DefaultDir, prevVectors, currentPrev);
float angleX = acos(DefaultDir.GetDotProduct(Vector3(0, phoneDirr.y , phoneDirr.z).Normalize()));
float angleZ = acos(DefaultDir.GetDotProduct(Vector3(phoneDirr.x, phoneDirr.y, 0).Normalize()));
if(phoneDirr.z > 0)
{
angleX *= -1;
}
if(phoneDirr.x < 0)
{
angleZ *= -1;
}
mPlatform->SetTargetAngleX(angleX/4);
mPlatform->SetTargetAngleZ(angleZ/4);
angle /= 4;
currentPrev++;
if(currentPrev >= NROFPREV)
currentPrev = 0;
}
if(mGe->GetKeyListener()->IsPressed('W'))
{
mPlatform->RotateX(-diff);
Vector3 tempPos = mBalls->GetPosition() - mPlatform->GetMesh()->GetPosition();
tempPos.RotateAroundAxis(Vector3(1,0,0), (PI/8.0f)*-diff*0.001f);
mBalls->SetPosition(mPlatform->GetMesh()->GetPosition() + tempPos);
}
if(mGe->GetKeyListener()->IsPressed('S'))
{
mPlatform->RotateX(diff);
Vector3 tempPos = mBalls->GetPosition() - mPlatform->GetMesh()->GetPosition();
tempPos.RotateAroundAxis(Vector3(1,0,0), (PI/8.0f)*diff*0.001f);
mBalls->SetPosition(mPlatform->GetMesh()->GetPosition() + tempPos);
}
if(mGe->GetKeyListener()->IsPressed('A'))
{
mPlatform->RotateZ(-diff);
Vector3 tempPos = mBalls->GetPosition() - mPlatform->GetMesh()->GetPosition();
tempPos.RotateAroundAxis(Vector3(0,0,1), (PI/8.0f)*-diff*0.001f);
mBalls->SetPosition(mPlatform->GetMesh()->GetPosition() + tempPos);
}
if(mGe->GetKeyListener()->IsPressed('D'))
{
mPlatform->RotateZ(diff);
Vector3 tempPos = mBalls->GetPosition() - mPlatform->GetMesh()->GetPosition();
tempPos.RotateAroundAxis(Vector3(0,0,1), (PI/8.0f)*diff*0.001f);
mBalls->SetPosition(mPlatform->GetMesh()->GetPosition() + tempPos);
}
//////////////////////////////////////////////////////////////////////////
static bool posb = true;
if(GetGraphics()->GetKeyListener()->IsPressed('Q'))
{
if(posb)
{
MaloW::Debug(mBalls->GetPosition());
posb = false;
}
}
else
posb = true;
//////////////////////////////////////////////////////////////////////////
if(started)
{
for(int i = score + 1; i < 15; i++)
{
Vector3 toScore = scorePos[i] - mBalls->GetPosition();
toScore.y = 0.0f;
float distanceToScore = toScore.GetLength();
if(distanceToScore < 2.0f)
{
score = i;
starTimer = 2.0f;
// Do Vibration
if(this->networkController)
{
this->networkController->cc->sendData("VIB: 100");
}
}
}
time += diff * 0.001f;
}
else
{
if((mBalls->GetPosition() - Vector3(-13.0f,25,-13)).GetLength() > 3)
{
started = true;
}
}
starTimer -= diff * 0.001f;
if(starTimer < 0.0f)
starTimer = 0.0f;
guiStar->SetOpacity(starTimer);
// print score and time text
scoreTxt->SetText(string("SCORE: " + MaloW::convertNrToString(score)).c_str());
timeTxt->SetText(string("TIME: " + MaloW::convertNrToString(time)).c_str());
// End game after 2 mins
if(time > 120.0f || score > 13)
{
this->FinishScreen(score, "2, Labyrinth", time);
go = false;
}
}
if(this->networkController)
{
this->networkController->cc->sendData("QUITTING");
}
for(int i = 0; i < 5; i++)
mGe->DeleteLight(mLights[i]);
delete mPlatform;
delete mBalls;
delete mBox;
mGe->DeleteText(timeTxt);
mGe->DeleteText(scoreTxt);
GetGraphics()->DeleteImage(guiStar);
}
bool Warlock::checkWinConditions(float dt)
{
float newdt = dt/1000.0f;
this->mTimeElapsed += newdt;
Vector3 pos;
Vector3 posLav;
float distance = -1;
int numberBallsAlive = 0;
for(int i = 0; i<this->mNumberOfPlayers; i++)
{
pos = this->mBalls[i]->GetPositionVector3();
posLav = Vector3(pos.x,this->mGe->GetLavaHeightAt(pos.x, pos.z), pos.z);
Vector3 distanceVector = (pos - posLav);
distance = distanceVector.GetLength();
if(distance < this->mBalls[i]->GetRadius() || distanceVector.y < 0.0f )
{
/* here the ball take damage. */
float radiusMapInside = 55.0f;
float moreDamageDistance = pos.GetLength() - radiusMapInside;
moreDamageDistance *= 0.5f;
/* minus 4 hp per sec and minus distance in lava per sec */
this->mBalls[i]->SetHealth(this->mBalls[i]->GetHealth() - 4.0f*newdt - moreDamageDistance*newdt);
}
}
/*
if(this->mTimeElapsed > 600.0f)
return true;
return false;*/
int ballIndex = 0;
int* arrayIndexs = new int[this->mNumberOfPlayers];
bool returnValue = false;
/* checking which balls that are alive. */
for(int i = 0; i<this->mNumberOfPlayers; i++)
{
if(this->mBalls[i]->GetHealth() > 0)
{
/* saving the index of the balls that are alive and how many they are. */
arrayIndexs[numberBallsAlive] = i;
numberBallsAlive++;
}
}
/* checking so they belong to the same team. */
int numberRed = 0;
int numberBlue = 0;
int numberNone = 0;
for(int i = 0; i<numberBallsAlive; i++)
{
ballIndex = arrayIndexs[i];
if(this->mBalls[ballIndex]->GetTeam() == TEAM::BLUETEAM)
numberBlue++;
if(this->mBalls[ballIndex]->GetTeam() == TEAM::REDTEAM)
numberRed++;
if(this->mBalls[ballIndex]->GetTeam() == TEAM::NOTEAM) // this is for free 4 all
numberNone++;
}
/* if all balls belong to the same team and they are more that zero alive on the map or one alive in free 4 all. */
if((numberBallsAlive >0) && (numberBallsAlive == numberBlue || numberBallsAlive == numberRed || numberNone == 1 ))
{
/* here the round is over. */
/* to do. add winning information to teams or to player in free 4 all. */
returnValue = true;
}
else
{
returnValue = false;
}
delete arrayIndexs;
/* when someone starts a game there will only be one alive on the map and he will be the winner by algoritm
** but for free 4 all it has to be at least 2 players for the win condition to be able to be true.
** and at least one player for each team in team mode of warlock for the win condition to be able to be true.
**
*/
/* checking which ball belong to which team and how many they are and how many that are no team aka free 4 all. */
numberRed = 0;
numberBlue = 0;
numberNone = 0;
for(int i = 0; i<this->mNumberOfPlayers; i++)
{
if(this->mBalls[i]->GetTeam() == TEAM::BLUETEAM)
numberBlue++;
if(this->mBalls[i]->GetTeam() == TEAM::REDTEAM)
numberRed++;
if(this->mBalls[i]->GetTeam() == TEAM::NOTEAM) // this is for free 4 all
numberNone++;
}
if(returnValue && ( (numberRed > 0 && numberBlue > 0) || numberNone > 1))
{
for(int i = 0; i<this->mNumberOfPlayers; i++)
{
this->mBalls[i]->ResetTime();
this->mBalls[i]->SetToStartPosition();
this->mBalls[i]->SetForwardVector(this->mNet->GetBall(i)->GetStartForwardVector());
this->mNet->GetBall(i)->SetPos(this->mBalls[i]->GetPosition());
Vector3 vel = Vector3(0,0,0);
this->mNet->GetBall(i)->SetVel(::D3DXVECTOR3(vel.x, vel.y, vel.z));
this->mNet->GetBall(i)->SetForwardVector(this->mNet->GetBall(i)->GetStartForwardVector());
}
returnValue = true;
}
else
returnValue = false;
return returnValue;
}
const float Vector3::GetDistance(const Vector3& v) const
{
const Vector3 d(v.x - x, v.y - y, v.z - z);
return d.GetLength();
}
bool PhysicsEngine::CollisionWithMapSimple(PowerBall* b, Map* map, Vector3 &normalPlane)
{
MaloW::Array<MeshStrip*>* temp = map->GetMesh()->GetStrips();
//int sizeMstrip = temp->size();
int sizeVertexS0 = temp->get(0)->getNrOfVerts();
Vertex* verts;
//Vector3 origin = this->GetPositionVector3();
Vector3 origin = b->GetTempPosition();
Vector3 dir = b->GetVelocity();
Vector3 dirN = dir/dir.GetLength();
verts = temp->get(0)->getVerts();
/*
for(int i = 0;i<sizeMstrip;i++)
{
}
*/
Vector3 p0,p1,p2, normal, v1,v2;
float smalestTime = -1;
bool firstHit = false;
float u, v,t;
float lengthProjN = 0;
Vector3 p0Store, p1Store,p2Store, normalStore;
Vector3 pos = Vector3(map->GetMesh()->GetPosition());
Vector3 posS = b->GetTempPosition();//this->GetPositionVector3();
Vector3 rayDirection;
Vector3 scalingMesh = map->GetMesh()->GetScaling();
D3DXMATRIX quat;
D3DXMatrixRotationQuaternion(&quat, &map->GetMesh()->GetRotation());
Matrix4 rotate(quat);
rotate.TransposeThis();
Matrix4 scaling;
scaling.SetScale(scalingMesh);
Matrix4 translate;
translate.SetTranslate(pos);
Matrix4 world = translate*rotate*scaling;
for(int i =0; i< sizeVertexS0; i+=3)
{
/*
p0 = Vector3(verts[i].pos).GetComponentMultiplication(scalingMesh) + pos;
p1 = Vector3(verts[i+1].pos).GetComponentMultiplication(scalingMesh) +pos;
p2 = Vector3(verts[i+2].pos).GetComponentMultiplication(scalingMesh) + pos;
*/
p0 = world*Vector3(verts[i].pos);
p1 = world*Vector3(verts[i+1].pos);
p2 = world*Vector3(verts[i+2].pos);
v1 = p1-p0;
v2 = p2-p0;
rayDirection = v1.GetCrossProduct(v2);
rayDirection.normalize();
float tempLength;
Vector3 ny;
Vector3 projN;
if(RayTriIntersect(origin , rayDirection, p0, p1, p2, u, v, t) )
{
normal = rayDirection;
ny = origin - p0;
projN = normal*ny.GetDotProduct(normal);
tempLength = projN.GetLength();
if(!firstHit)
{
firstHit = true;
smalestTime = t;
lengthProjN = tempLength;
p0Store = p0;
p1Store = p1;
p2Store = p2;
normalStore = normal;
}
else
{
if( tempLength < lengthProjN )
{
smalestTime = t;
lengthProjN = tempLength;
p0Store = p0;
p1Store = p1;
p2Store = p2;
normalStore = normal;
}
}
}
// check agains all edges
Vector3 lineDirection;
float scalarProj;
Vector3 projOnLine;
Vector3 normalToLine;
// edge 1:
ny = origin - p0;
lineDirection = p1 - p0;
scalarProj = (ny.GetDotProduct(lineDirection)/lineDirection.GetLengthSquared());
projOnLine = lineDirection * scalarProj;
if( (scalarProj >= 0.0f) && (scalarProj <= 1) )
{
normalToLine = ny - projOnLine;
tempLength = normalToLine.GetLength();
if(!firstHit)
{
firstHit = true;
lengthProjN = tempLength;
p0Store = p0;
p1Store = p1;
p2Store = p2;
normalStore = normalToLine;
normalStore.normalize();
}
else
{
if( tempLength < lengthProjN )
{
lengthProjN = tempLength;
p0Store = p0;
p1Store = p1;
p2Store = p2;
normalStore = normalToLine;
normalStore.normalize();
}
}
}
// edge 2:
ny = origin - p1;
lineDirection = p2 - p1;
scalarProj = (ny.GetDotProduct(lineDirection)/lineDirection.GetLengthSquared());
projOnLine = lineDirection * scalarProj;
if( (scalarProj >= 0.0f) && (scalarProj <= 1) )
{
normalToLine = ny - projOnLine;
tempLength = normalToLine.GetLength();
if(!firstHit)
{
firstHit = true;
lengthProjN = tempLength;
p0Store = p0;
p1Store = p1;
p2Store = p2;
normalStore = normalToLine;
normalStore.normalize();
}
else
{
if( tempLength < lengthProjN )
{
lengthProjN = tempLength;
p0Store = p0;
p1Store = p1;
p2Store = p2;
normalStore = normalToLine;
normalStore.normalize();
}
}
}
// edge 3:
ny = origin - p2;
lineDirection = p0 - p2;
scalarProj = (ny.GetDotProduct(lineDirection)/lineDirection.GetLengthSquared());
projOnLine = lineDirection * scalarProj;
if( (scalarProj >= 0.0f) && (scalarProj <= 1) )
{
normalToLine = ny - projOnLine;
tempLength = normalToLine.GetLength();
if(!firstHit)
{
firstHit = true;
lengthProjN = tempLength;
p0Store = p0;
p1Store = p1;
p2Store = p2;
normalStore = normalToLine;
normalStore.normalize();
}
else
{
if( tempLength < lengthProjN )
{
lengthProjN = tempLength;
p0Store = p0;
p1Store = p1;
p2Store = p2;
normalStore = normal;
}
}
}
}
if(firstHit)
{
// for checking if the ball are in the air not turned on at the moment,
float eps = 0.5f; //0.001
if( (lengthProjN < (b->GetRadius() + eps)) && (lengthProjN > (b->GetRadius() - eps)) )
{
b->SetNormalContact(normalStore);
b->SetHasContact(true);
}
else
{
b->SetNormalContact(normalStore);
b->SetHasContact(false);
}
if( lengthProjN <= b->GetRadius())
{
Vector3 velNorm = b->GetVelocity();
velNorm.normalize();
if(normalStore.GetDotProduct(velNorm) >=0)
return false;
float diff = abs(lengthProjN- b->GetRadius());
//Vector3 newPo = origin -dirN*diff;
//Vector3 projVel = normalStore * this->mVelocity.GetDotProduct(normalStore);
Vector3 newPo = origin + normalStore*diff;
/*
if( projVel.GetDotProduct(normalStore) < 0.0f)
{
newPo = origin - normalStore*diff;
return false;
}
else
newPo = origin + normalStore*diff;
*/
//this->SetPosition(newPo);
b->SetTempPosition(newPo);
normalPlane = normalStore;
//this->mNormalContact = normalPlane;
//this->mHasContact = true;
return true;
}
else
{
normalPlane = Vector3(0,0,0);
//this->mNormalContact = normalPlane;
//this->mHasContact = false;
return false;
}
}
normalPlane = Vector3(0,0,0);
b->SetNormalContact(normalPlane);
//this->mHasContact = false;
return false;
}
void Helicopter::Update(float dt)
{
// Gravity
this->direction.y -= GRAVITY * dt;
// Air friction
float velocity = this->GetVelocity();
float newVelocity = velocity - ((AIR_FRICTION_CONSTANT * (velocity * velocity)) / this->mass) * dt;
float dv = newVelocity / velocity;
this->direction *= dv;
// Collision against terrain
float terrY = this->terrain->GetYPositionAt(this->pos.x, this->pos.z);
if(this->pos.y + this->direction.y * dt <= terrY)
{
// Bounce
this->direction.y = 0 - this->direction.y * this->elacticity;
// Take damage
float damage = (abs(this->direction.y * 5) + abs(this->direction.x) + abs(this->direction.z));
if(damage > 5.0f)
this->health -= damage;
}
// Regen health:
this->health += dt;
if(this->health > 100.0f)
this->health = 100.0f;
// Friction against terrain here if close to it, simplified calculating only in the XZ plane and not angled terrain.
if(this->pos.y - 0.5f < terrY)
{
float frictionForce = GROUND_FRICTION_CONSTANT * this->mass * GRAVITY;
float frictionAcc = (frictionForce / this->mass) * dt;
if(frictionAcc > this->GetXZVelocity())
{
this->direction.x = 0;
this->direction.z = 0;
}
else
{
velocity = this->GetVelocity();
newVelocity = velocity - frictionAcc;
dv = newVelocity / velocity;
this->direction *= dv;
}
// Reset rolling when touching ground.
Vector3 defup = Vector3(0, 1, 0);
defup.Normalize();
Vector3 cross = this->up.GetCrossProduct(this->forward);
cross.Normalize();
float dotCrossDefup = cross.GetDotProduct(defup);
// Roll left
if(dotCrossDefup < 0.0f)
{
this->RollLeft(true);
this->RollRight(false);
}
// Roll right
else if(dotCrossDefup > 0.0f)
{
this->RollLeft(false);
this->RollRight(true);
}
float dotForUp = this->forward.GetDotProduct(defup);
// Roll forward
if(dotForUp > 0.0f)
{
this->RollForward(true);
this->RollBackward(false);
}
// Roll backward
else if(dotForUp < 0.0f)
{
this->RollForward(false);
this->RollBackward(true);
}
}
if(this->health > 95.0f)
this->UpdateChopperSpec(dt);
// For funness we need to reset the direction.y a little, it's too hard to handle up&downs otherwise
//direction.y *= 1.0f - dt;
// AutoHoverEffect
this->AutoHover(dt);
if(this->health > 95.0f)
{
this->pos += this->direction * dt;
this->chopper->SetPosition(this->pos);
this->rotor->SetPosition(this->pos);
this->secrotor->SetPosition(this->pos - this->forward * 28 + this->up * 11); // Adding offset for the second rotor.
Vector3 lookAt = this->forward;
lookAt.y = 0.0f;
GetGraphics()->GetCamera()->SetPosition(this->pos + Vector3(0, this->camOffsetHeight, 0) - lookAt * this->camOffsetDistance);
GetGraphics()->GetCamera()->LookAt(this->pos + lookAt * 30 + Vector3(0, 10, 0));
// Attune forward to direction.
Vector3 xzdir = this->direction;
xzdir.y = 0.0f;
float xzlen = xzdir.GetLength();
xzdir.Normalize();
Vector3 xzfor = this->forward;
xzfor.y = 0.0f;
xzfor.Normalize();
float dotDirFor = xzdir.GetDotProduct(xzfor);
Vector3 vecRight = xzfor.GetCrossProduct(Vector3(0, 1, 0));
vecRight.y = 0.0f;
vecRight.Normalize();
float dotDirRight = xzdir.GetDotProduct(vecRight);
// When flying backwards remove the "BAM SNAP" effect when dot product gets 0.0f at the sides.
if(dotDirFor < 0.0f)
dotDirFor = 0.0f;
float angle = dt * xzlen * xzlen * xzlen * xzlen * (1 - abs(dotDirFor)) * 0.000001f;
if(dotDirRight < 0.0f)
angle *= -1.0f;
this->forward.RotateAroundAxis(this->up, -angle);
this->chopper->RotateAxis(this->up, -angle);
this->rotor->RotateAxis(this->up, angle);
}
}
bool Plane<T>::IntersectsWithPlane( const Plane<T> &other ) const
{
Vector3<T> cross = other.normal.CrossProduct(normal);
return cross.GetLength() > ROUNDING_ERROR_FLT;
}
