//checks where two bases are in relation to each other and sets their connection variables as necesarry
//will not connect at all if they are too far apart
//NOTE: migrate this to the transport system function connectUnits although I can see that never happening...
public void connectBases(TUBase base1, TUBase base2, int lev) //the two units to set connectivity
{
if (base1.indexI + 1 == base2.indexI && base1.indexJ == base2.indexJ) //if the second base unit is directly to the right of the first one
{
base1.conRight = true; //connect the first base to the right because the second base is on the right
base1.RightLev = lev;
}
else if (base1.indexI - 1 == base2.indexI && base1.indexJ == base2.indexJ) //if the second base unit is directly to the left of the first one
{
base2.conRight = true;
base2.RightLev = lev;
}
else if (base1.indexI == base2.indexI && base1.indexJ + 1 == base2.indexJ) //if the second base unit is directly to the top of the first one
{
base1.conUp = true;
base1.UpLev = lev;
}
else if (base1.indexI == base2.indexI && base1.indexJ - 1 == base2.indexJ) //if the second base unit is directly to the bottom of the first one
{
base2.conUp = true;
base2.UpLev = lev;
}
else if (base1.indexI + 1 == base2.indexI && base1.indexJ + 1 == base2.indexJ) //if the second base unit is to the top right of the first one
{
base1.conUpRight = true;
base1.UpRightLev = lev;
}
else if (base1.indexI - 1 == base2.indexI && base1.indexJ + 1 == base2.indexJ) //if the second base unit is to the top left of the first one
{
base1.conUpLeft = true;
base1.UpLeftLev = lev;
}
else if (base1.indexI + 1 == base2.indexI && base1.indexJ - 1 == base2.indexJ) //if the second base unit is to the bottom right of the first one
{
base2.conUpLeft = true;
base2.UpLeftLev = lev;
}
else if (base1.indexI - 1 == base2.indexI && base1.indexJ - 1 == base2.indexJ) //if the second base unit is to the bottom left of the first one
{
base2.conUpRight = true;
base2.UpRightLev = lev;
}
}
//returns the base unit from baseList at index u,v and creates one if necessary
private TUBase getBase(int i, int j)
{
/*if(baseList[i,j] == null)
* baseList[i,j] = new TransportUnit();
*
* return baseList[i,j];*/
TUBase bu = null;
SurfaceUnit su = new SurfaceUnit(PSide.NONE, i, j);
//Debug.Log(su);
if (!baseList.TryGetValue(su, out bu))
{
bu = new TUBase();
bu.indexI = i;
bu.indexJ = j;
//tran.baseTUs.Add(su, bu);
baseList.Add(su, bu);
}
return(bu);
}
//fills a mid unit with base units
//NOTE: target refers to the intersection while build direction refers to an unmodified straight street path
public void fill(TransportUnit mu, SurfaceUnit su)
{
//set the conPoint of the base unit that contains the mid unit's conPoint
int powIndexX = Mathf.FloorToInt(mu.conPoint.x);
int powIndexY = Mathf.FloorToInt(mu.conPoint.y);
TUBase powUnit = getBase(powIndexX, powIndexY);
powUnit.conPoint = mu.conPoint;
powUnit.conSet = true;
//MyDebug.placeMarker(UnitConverter.getWP(new SurfacePos(su.side, powUnit.conPoint.x, powUnit.conPoint.y),
// WorldManager.curPlanet.radius, 64*16), 3);
//Debug.Log(mu.conPoint + " " + powUnit.conPoint);
//Debug.Log(powIndexX + " " + powIndexY);
//the mid transport units to the left and bottom of the current mid unit
//TransportUnit leftTU = tran.getAdjustedMid(new SurfaceUnit(su.side,su.u - 1, su.v));
TransportUnit leftTU = tran.getMid(new SurfaceUnit(su.side, su.u - 1, su.v));
TransportUnit downTU = tran.getMid(new SurfaceUnit(su.side, su.u, su.v - 1));
TransportUnit rightTU = tran.getMid(new SurfaceUnit(su.side, su.u + 1, su.v));
TransportUnit upTU = tran.getMid(new SurfaceUnit(su.side, su.u, su.v + 1));
//the directions a street will connect to from the center
bool conRight = false;
bool conLeft = false;
bool conUp = false;
bool conDown = false;
//the conPoint of the mid unit above, below, to the right and left of this one
//have to initially set them to something whether they are used or not
Vector2 conPointRight = Vector2.zero;
Vector2 conPointLeft = Vector2.zero;
Vector2 conPointUp = Vector2.zero;
Vector2 conPointDown = Vector2.zero;
//initialize street levels
int rightLev = 0;
int leftLev = 0;
int upLev = 0;
int downLev = 0;
//check if each mid unit exists, and set connections as necesary HOW DO YOU SPELL NECESSARY?!?!?!?!?!?!??!???!
if (rightTU != null)
{
conPointRight = rightTU.conPoint;
conRight = mu.conRight;
rightLev = mu.RightLev;
}
if (leftTU != null)
{
conPointLeft = leftTU.conPoint;
conLeft = leftTU.conRight; //if the unit to the left connects to the right, then this unit will connect to the left
leftLev = leftTU.RightLev;
}
if (upTU != null)
{
conPointUp = upTU.conPoint;
conUp = mu.conUp;
upLev = mu.UpLev;
}
if (downTU != null)
{
conPointDown = downTU.conPoint;
conDown = downTU.conUp;
downLev = downTU.UpLev;
}
//Debug.Log(conPointUp + " " + conPointRight + " " + conPointLeft + " " + conPointDown);
//the slope that all streets aim for when they converge in the middle
float targetSlopeRight = 0;
float targetSlopeLeft = 0;
float targetSlopeUp = 0;
float targetSlopeDown = 0;
//sets all the target slopes based on what sides connect
if (conUp && conDown && conRight && conLeft)
{ //form a 4 way perpindicular intersection
//vector representing the direction from the bottom to top street point
Vector2 DownUpVec = conPointUp - conPointDown;
//vector representing the direction from the left to right street point
Vector2 LeftRightVec = conPointRight - conPointLeft;
//the vector perpindicular to the the left right vector used to find the target inter line
Vector2 LeftRightPerp = new Vector2(-LeftRightVec.y, LeftRightVec.x); //opposite reciprocal
//the target vector that the street coming from above will aim for at the intersection
Vector2 targetVecUpDown = (DownUpVec.normalized + LeftRightPerp.normalized) / 2;
//the slope the roads going from up to down should have at the intersection, average of up down slope and slope perpindicular to left right slope
//float targetSlopeUpDown = (slopeUpDown + slopeLeftRightR)/2;
//float targetSlopeLeftRight = (slopeLeftRight + slopeUpDownR)/2;
float targetSlopeUpDown = targetVecUpDown.y / targetVecUpDown.x;
// Debug.Log(targetSlopeUpDown);
//adjust the slope if infinite
if (targetSlopeUpDown == Mathf.Infinity)
{
targetSlopeUpDown = 100; //float.MinValue;
}
// Debug.Log(targetSlopeUpDown);
//float targetSlopeUpDown = findSlope(conPointUp, conPointDown);
float targetSlopeLeftRight = -1 / targetSlopeUpDown; //perpindicular to vertical target slope
targetSlopeRight = targetSlopeLeft = targetSlopeLeftRight;
targetSlopeUp = targetSlopeDown = targetSlopeUpDown;
//Debug.Log(targetSlopeUp + " " + targetSlopeRight);
}
else if (conUp && conDown) //if the top and bottom are connected but all four sides are not
{
targetSlopeUp = targetSlopeDown = GridMath.findSlope(conPointUp, conPointDown);
if (conRight)
{
targetSlopeRight = GridMath.perp(targetSlopeUp); //this street will come in aand connect perpindicular to the up and down street
}
else if (conLeft)
{
targetSlopeLeft = GridMath.perp(targetSlopeUp);
}
}
else if (conRight && conLeft) //if the left and right are connected but all four sides are not
{
targetSlopeRight = targetSlopeLeft = GridMath.findSlope(conPointRight, conPointLeft);
if (conUp)
{
targetSlopeUp = GridMath.perp(targetSlopeRight); //this street will come in aand connect perpindicular to the right and left street(has no influence on the slope)
}
else if (conDown)
{
targetSlopeDown = GridMath.perp(targetSlopeRight);
}
}
else if (conUp && conRight) //if the street connects up and right but nowhere else
{
targetSlopeUp = targetSlopeRight = GridMath.findSlope(conPointUp, conPointRight);
}
else if (conUp && conLeft)
{
targetSlopeUp = targetSlopeLeft = GridMath.findSlope(conPointUp, conPointLeft);
}
else if (conDown && conRight)
{
targetSlopeDown = targetSlopeRight = GridMath.findSlope(conPointDown, conPointRight);
}
else if (conDown && conLeft) //if the street connects down and left but nowhere else
{
targetSlopeDown = targetSlopeLeft = GridMath.findSlope(conPointDown, conPointLeft);
}
else if (conUp) //if it only connects to the top mid unit, make slope between the top bl point and this bl point
{
targetSlopeUp = GridMath.findSlope(conPointUp, mu.conPoint);
}
else if (conDown)
{
targetSlopeDown = GridMath.findSlope(conPointDown, mu.conPoint);
}
else if (conRight)
{
targetSlopeRight = GridMath.findSlope(conPointRight, mu.conPoint);
}
else if (conLeft)
{
targetSlopeLeft = GridMath.findSlope(conPointLeft, mu.conPoint);
}
//Debug.Log(targetSlopeUp + " " + targetSlopeRight + " " + targetSlopeLeft + " " + targetSlopeDown);
/*MyDebug.placeMarker(UnitConverter.getWP(new SurfacePos(PSide.TOP, conPointUp.x, conPointUp.y),
* WorldManager.curPlanet.radius, 64*16));
* MyDebug.placeMarker(UnitConverter.getWP(new SurfacePos(PSide.TOP, conPointDown.x, conPointDown.y),
* WorldManager.curPlanet.radius, 64*16));
* MyDebug.placeMarker(UnitConverter.getWP(new SurfacePos(PSide.TOP, conPointRight.x, conPointRight.y),
* WorldManager.curPlanet.radius, 64*16));
* MyDebug.placeMarker(UnitConverter.getWP(new SurfacePos(PSide.TOP, conPointLeft.x, conPointLeft.y),
* WorldManager.curPlanet.radius, 64*16));
*/
/*if(targetSlopeUp==Mathf.Infinity || targetSlopeUp==float.NaN)
* targetSlopeUp=500;
* if(targetSlopeDown==Mathf.Infinity || targetSlopeDown==float.NaN)
* targetSlopeDown=-500;
* if(targetSlopeRight==float.NaN)
* targetSlopeRight=0;
* if(targetSlopeLeft==float.NaN)
* targetSlopeLeft=0;*/
//actually build the streets
if (conUp)
{
buildStreetCurve(conPointUp, targetSlopeUp, Dir.UP, powIndexX, powIndexY, mu, upLev);
}
if (conDown) //if the mid unit below connects up, make a street down
{
buildStreetCurve(conPointDown, targetSlopeDown, Dir.DOWN, powIndexX, powIndexY, mu, downLev);
}
if (conRight)
{
buildStreetCurve(conPointRight, targetSlopeRight, Dir.RIGHT, powIndexX, powIndexY, mu, rightLev);
}
if (conLeft) //if the mid unit below connects up, make a street down
{
buildStreetCurve(conPointLeft, targetSlopeLeft, Dir.LEFT, powIndexX, powIndexY, mu, leftLev);
}
}
//builds one of four possible streets in a mid unit (up down left right);
//outsideConPoint is the conPoint of the streetpoint that is outside of the mid unit (left, right up down), targetSlope is the slope the road tries to have at the mid street point
//buildToSide is the side the street will be built and connected to
//startIndex x and y is the index of the base unit that contains the mid unit conPoint and the roads will be build from
public void buildStreetCurve(Vector2 outsideConPoint, float targetSlope, Dir buildToSide, int startIndexX, int startIndexY, TransportUnit mu, int lev)
{
//the direction to build the road, adjacent street point - cur street point normalized, might need to change distance for a higher sample rate
Vector2 buildDir = (outsideConPoint - mu.conPoint).normalized * 0.8f; //1 is the lenght of the build vector(distance between checked street points
//Debug.Log(outsideConPoint+ " " + targetSlope + " " + buildToSide+ " " + startIndexX + " " + startIndexY + " " + mu.conPoint);
//goal line slope
float gps = GridMath.findSlope(mu.conPoint, outsideConPoint);
float gpx, gpy; //the x and y coordinate of the goal point
int gix, giy; //the goal base unit that is touching the edge and the goal point
//this block will find the goal point and goal base unit
if (buildToSide == Dir.UP) //if a street is being build to connect to the up side
{
gpy = (mu.indexJ + 1) * midTUWidth; //IF FACING UP!!! goal point y value , touches the top of the mid unit
gpx = GridMath.findX(gpy, mu.conPoint, gps); //finds x point from y point
GridMath.findBaseIndexfromPoint(new Vector2(gpx, gpy - 0.5f), out gix, out giy); //finds index of base unit right below the goal point, 0.5 gets the point inside the base unit for sure
TUBase goalBU = getBase(gix, giy);
goalBU.conUp = true; //this top unit will connect to the one above it in the topp mid unit
goalBU.UpLev = lev;
if (!goalBU.conSet)
{
goalBU.conPoint = new Vector2(gpx, gpy - 0.0001f); //sets the bl point of this goal base unit in case it is not later set
}
}
else if (buildToSide == Dir.DOWN)
{
gpy = (mu.indexJ) * midTUWidth; //IF FACING DOWN!!! goal point y value , touches the bottom of the mid unit
gpx = GridMath.findX(gpy, mu.conPoint, gps);
GridMath.findBaseIndexfromPoint(new Vector2(gpx, gpy + 0.5f), out gix, out giy); //finds index of base unit right above the goal point
TUBase goalBU = getBase(gix, giy);
if (!goalBU.conSet)
{
goalBU.conPoint = new Vector2(gpx, gpy + 0.0001f); //sets the bl point of this goal base unit in case it is not later set
}
}
else if (buildToSide == Dir.RIGHT)
{
gpx = (mu.indexI + 1) * midTUWidth; //+1 includes the width of the current unit to find the right goal point
gpy = GridMath.findY(gpx, mu.conPoint, gps);
//need to change this probably!!
//gpy = gps * (gpx - mu.conPoint.x) + mu.conPoint.y;//finds y point from x point using point slope
//y-y1=m(x-x1)
//y=m(x-x1)+y1
GridMath.findBaseIndexfromPoint(new Vector2(gpx - 0.5f, gpy), out gix, out giy); //finds index of base unit right to the left the goal point
TUBase goalBU = getBase(gix, giy);
goalBU.conRight = true; //this right unit will connect to the one next to it in the right mid unit
goalBU.RightLev = lev;
if (!goalBU.conSet)
{
goalBU.conPoint = new Vector2(gpx - 0.0001f, gpy); //sets the bl point of this goal base unit in case it is not later set
}
}
else if (buildToSide == Dir.LEFT)
{
gpx = (mu.indexI) * midTUWidth; //+1 includes the width of the current unit to find the right goal point
//need to change this probably!!
gpy = GridMath.findY(gpx, mu.conPoint, gps); //finds y point from x point using point slope
//y-y1=m(x-x1)
//y=m(x-x1)+y1
GridMath.findBaseIndexfromPoint(new Vector2(gpx + 0.5f, gpy), out gix, out giy); //finds index of base unit right to the right the goal point
TUBase goalBU = getBase(gix, giy);
if (!goalBU.conSet)
{
goalBU.conPoint = new Vector2(gpx + 0.0001f, gpy); //sets the bl point of this goal base unit in case it is not later set
}
//makeMarker(blToWorldUnits(baseList[gix, giy].streetPointBL));
}
else //will never happen
{
gpx = 0;
gpy = 0;
gix = 0;
giy = 0;
}
//Debug.Log(gpx + " " + gpy + " " + getBase(gix, giy).conPoint);
//MyDebug.placeMarker(UnitConverter.getWP(new SurfacePos(PSide.TOP, gpx, gpy),
// WorldManager.curPlanet.radius, 64*16));
//the point on the buildDir line that is on the edge of the mid unit, used to calculate interpolation percents
Vector2 goalPoint = new Vector2(gpx, gpy);
//total distance between the mid street point and point on the edge(goal point)
float totalDist = Vector2.Distance(mu.conPoint, goalPoint);
TUBase lastBaseUnit = getBase(startIndexX, startIndexY); //the base unit used as a refernce for the loop after it
//this loop builds the road out from the center(mid conPoint) to the edge(goal point)
//20 or whatever is the limit
for (int i = 1; i < 20; i++)
{
//a point in the buildDir Direction (x2,y2)
Vector2 buildDirPoint = mu.conPoint + buildDir * i;
//finds the point on the target slope line that forms a perpindicular line with the buildDirPoint so they can be interpolated between
Vector2 pointOnTarget = GridMath.findPoint(mu.conPoint.x, mu.conPoint.y, targetSlope, buildDirPoint.x, buildDirPoint.y, -1 / targetSlope); //targetSlopeUpDown
//distance from the build dir point and goal point on edge (less than total dist)
float curDist = Vector2.Distance(buildDirPoint, goalPoint);
//the percentage curDist is of total dist used to interpolate between buildDirPoint and pointOnTarget to get the final point
float percentDist = curDist / totalDist;
//the distance between the buildDirPoint and the pointOnTarget
Vector2 distTargets = buildDirPoint - pointOnTarget;
//the partial distance that the final point is from buildDirPoint to pointOnTarget
Vector2 partDistTargets = distTargets * percentDist;
Vector2 finalPoint = buildDirPoint - partDistTargets; //final point is partDist from build dir point to pointOnTarget
int fIndexX, fIndexY; //index of the base unit that contains the final point
GridMath.findBaseIndexfromPoint(finalPoint, out fIndexX, out fIndexY); //finds index of base unit right below the goal point
//Debug.Log(targetSlope + " " + finalPoint);
// MyDebug.placeMarker(UnitConverter.getWP(new SurfacePos(PSide.TOP, finalPoint.x, finalPoint.y),
// WorldManager.curPlanet.radius, 64*16));
//if the final point is out of range in the current mid unit, stop the loop
//also, this means that the goal base unit was never reached, so the last base unit needs to be connected to it
if (fIndexX >= baseIndexI + midTUWidth || fIndexY >= baseIndexJ + midTUWidth || fIndexX < baseIndexI || fIndexY < baseIndexJ)
{
connectBases(getBase(gix, giy), lastBaseUnit, lev); //connect the last used base unit to the goal base unit because they were not connected automaticaly
break;
}
TUBase curBaseUnit = getBase(fIndexX, fIndexY);
//the current base unit to modify
if (!curBaseUnit.conSet) //if the bl point of the current base unit has not already been set, set it. can change this to use a property in the subase class(probably should)
{
curBaseUnit.conPoint = finalPoint; //make bl point of the base that contains the final point the final point
curBaseUnit.conSet = true; //can no longer set the street point of this base unit
connectBases(curBaseUnit, lastBaseUnit, lev); //connect the current base unit to the last one
//lastBaseUnit = curBaseUnit;//set the new last base unit for reference in the next loop
}
if (fIndexX == gix && fIndexY == giy) //end the loop if the current point is in the base unit on the edge
{
break;
}
lastBaseUnit = curBaseUnit; //set the new last base unit for reference in the next loop
}
}
//will return a TransportUnit object from the requested a base unit
//OH YES THIS USES RECURSION OH MAN!!!!!!!!!!!!!!!! I'M SO PROUD OF MYSELF!!!!!
public TUBase getBase(SurfaceUnit su)
{
//quick test check, see getMid\
if (su.u < -halfSideLength || su.u >= halfSideLength || su.v < -halfSideLength || su.v >= halfSideLength)
{
return(null);
}
//if(su.side==PSide.NONE)
// return null;
//the base unit to be returned eventually
TUBase bu = null;
//if the base unit exists in the list, return it
if (baseTUs.TryGetValue(su, out bu))
{
return(bu);
}
//if the base unit is not in the list, check if a mid unit is
//the coordinates of the mid unit
SurfaceUnit mus = getMidSU(su);
//retrieve the actual mid unit (or not if it will never exist)
TransportUnit mu = getMid(mus);
//if the mid unit will never exist, the base unit will never exist
if (mu == null)
{
return(null);
}
//if the mu has already been populated, the base unit will never exist
if (mu.populated)
{
return(null);
}
else
{
//populate it
/*int startu = mus.u*midTUWidth;
* int startv = mus.v*midTUWidth;
* for(int i = startu; i<startu+midTUWidth; i++)
* {
* for(int j = startv; j<startv+midTUWidth; j++)
* {
* //create a new base unit, set its properties, and add it to the base list
* TUBase newTU = new TUBase();
* newTU.conUp = Random.value>0.5f;
* newTU.conRight = Random.value>0.5f;
* newTU.conPoint = new Vector2(i + Random.value, j + Random.value);
* newTU.conPointWorld = UnitConverter.getWP(new SurfacePos(su.side, newTU.conPoint.x, newTU.conPoint.y),
* WorldManager.curPlanet.radius, sideLength);
*
* baseTUs.Add(new SurfaceUnit(su.side, i, j), newTU);
* }
* }*/
Dictionary <SurfaceUnit, TUBase> bases = midfill.populate(mu, mus);
foreach (KeyValuePair <SurfaceUnit, TUBase> pair in bases)
{
//Debug.Log(su.side+" " + pair.Key.u + " " + pair.Key.v);
SurfaceUnit newKey = new SurfaceUnit(su.side, pair.Key.u, pair.Key.v);
//if the key is not already in the list, add it
if (!baseTUs.ContainsKey(newKey))
{
//find the world connection point
Vector3 conPointWorld = UnitConverter.getWP(new SurfacePos(su.side, pair.Value.conPoint.x, pair.Value.conPoint.y),
UniverseSystem.curPlanet.radius, sideLength);
conPointWorld = planet.noise.altitudePos(conPointWorld);
//Debug.Log(su.side+" " + pair.Key.u + " " + pair.Key.v + " ");
pair.Value.conPointWorld = conPointWorld;
baseTUs.Add(newKey, pair.Value);
}
//Debug.Log(pair.Key);
}
mu.populated = true;
//use recursion to return to the top of the function and get the base unit from the list(or not if it was not generated)
return(getBase(su));
}
}