public void Update(Map map)
{
Random random = new Random();
for (int x = 1; x < map.SizeX; x++)
{
for (int y = 1; y < map.SizeY; y++)
{
// If square empty, attempt to place flowers and grass
if (map.Blocks[x,y] != null && map.Blocks[x,y - 1] == null && Flora[x, y - 1] == null)
{
int rand = random.Next(0, 600);
if (rand > 0 && rand < 20)
{
Flora[x, y - 1] = new Flora(Types[1]);
}
else if (rand == 21)
{
Flora[x, y - 1] = new Flora(Types[10]);
}
else if (rand == 22)
{
Flora[x, y - 1] = new Flora(Types[11]);
}
else if (rand == 23)
{
Flora[x, y - 1] = new Flora(Types[12]);
}
}
// If square is empty, attempt to place vines
if (map.Blocks[x,y] != null && map.getBlock(x, y + 1) == null)
{
int rand = random.Next(0, 30);
if (rand == 1)
{
Flora[x, y + 1] = new Flora(Types[30]);
}
}
//if(Flora[x,y]
if (Flora[x, y] != null && Flora[x,y].Type.GrowInto != 0)
{
Flora[x, y].GrowUpto++;
if (Flora[x, y].GrowUpto >= Flora[x, y].Type.GrowAt)
{ Flora[x, y] = new Flora( Types[Flora[x,y].Type.GrowInto] ); }
}
}
}
}
/// <summary>
/// Solves a collision for the movement object.
/// </summary>
/// <param name="map">The Map</param>
/// <returns>Returns false if the collision was not fully solved</returns>
public bool SolveCollision(Map map)
{
int BlockAtX = Area.Center.X / 24;
int BlockAtY = Area.Center.Y / 24;
int totalWidth = 0;
int totalHeight = 0;
int averageWidthW = 0;
int averageWidthH = 0;
int averageHeightW = 0;
int averageHeightH = 0;
Vector2 collisionCenterH = Vector2.Zero;
Vector2 collisionCenterW = Vector2.Zero;
#region Block Collisions
for (int x = BlockAtX - 5; x < BlockAtX + 5; x++)
{
for (int y = BlockAtY - 5; y < BlockAtY + 5; y++)
{
Block block = map.getBlock(x, y);
if (block == null) { continue; }
Rectangle blockArea = new Rectangle(x * 24, y * 24, 24, 24);
Rectangle intersection = Rectangle.Intersect(Area, blockArea);
if (intersection != Rectangle.Empty) // Only handle intersection if it exists
{
totalHeight += intersection.Height;
totalWidth += intersection.Width;
if (totalWidth > totalHeight)
{
if (collisionCenterW == Vector2.Zero)
{
averageWidthW += intersection.Width;
averageHeightW += intersection.Height;
collisionCenterW = new Vector2(blockArea.Center.X, blockArea.Center.Y);
}
else
{
averageWidthW = (averageWidthW + intersection.Width) / 2;
averageHeightW = (averageHeightW + intersection.Height) / 2;
collisionCenterW = new Vector2((collisionCenterW.X + blockArea.Center.X) / 2, (collisionCenterW.Y + blockArea.Center.Y) / 2);
}
}
else
{
if (collisionCenterH == Vector2.Zero)
{
averageWidthH += intersection.Width;
averageHeightH += intersection.Height;
collisionCenterH = new Vector2(blockArea.Center.X, blockArea.Center.Y);
}
else
{
averageWidthH = (averageWidthH + intersection.Width) / 2;
averageHeightH = (averageHeightH + intersection.Height) / 2;
collisionCenterH = new Vector2((collisionCenterH.X + blockArea.Center.X) / 2, (collisionCenterH.Y + blockArea.Center.Y) / 2);
}
}
}
}
}
#endregion
#region Entity Collisions
foreach (Entity entity in map.Entities.Entities)
{
if (!entity.Solid) { continue; }
Rectangle intersection = Rectangle.Intersect(Area, entity.Area);
if (intersection != new Rectangle())
{
totalHeight += intersection.Height;
totalWidth += intersection.Width;
if (totalWidth > totalHeight)
{
if (collisionCenterW == Vector2.Zero)
{
averageWidthW += intersection.Width;
averageHeightW += intersection.Height;
collisionCenterW = new Vector2(entity.Area.Center.X, entity.Area.Center.Y);
}
else
{
averageWidthW = (averageWidthW + intersection.Width) / 2;
averageHeightW = (averageHeightW + intersection.Height) / 2;
collisionCenterW = new Vector2((collisionCenterW.X + entity.Area.Center.X) / 2, (collisionCenterW.Y + entity.Area.Center.Y) / 2);
}
}
else
{
if (collisionCenterH == Vector2.Zero)
{
averageWidthH += intersection.Width;
averageHeightH += intersection.Height;
collisionCenterH = new Vector2(entity.Area.Center.X, entity.Area.Center.Y);
}
else
{
averageWidthH = (averageWidthH + intersection.Width) / 2;
averageHeightH = (averageHeightH + intersection.Height) / 2;
collisionCenterH = new Vector2((collisionCenterH.X + entity.Area.Center.X) / 2, (collisionCenterH.Y + entity.Area.Center.Y) / 2);
}
}
}
}
#endregion
if (totalWidth > 0 || totalHeight > 0){
if (totalWidth > totalHeight ) // Horizontal
{
if (collisionCenterW.Y < Area.Center.Y) // Colliding from the top
{ Area.Y += averageHeightW; Velocity.Y = 0; }
else // Colliding from the bottom
{
Area.Y -= averageHeightW;
JumpPower = MaxJumpPower;
Falling = false;
if (Velocity.Y > 0) { Velocity.Y = 0; } }
}
else
{
if (collisionCenterH.X > Area.Center.X) // Colliding from the right
{ Area.X -= averageWidthH; if (Velocity.X > 0) { Velocity.X = 0; } }
else // Colliding from the left
{ Area.X += averageWidthH; if (Velocity.X < 0) { Velocity.X = 0; } }
}
return false;
}
return true;
}
private Point[] PathfindNeighbours(Point loc, Map map)
{
Point[] points = new Point[4];
if (map.getBlock(loc.X, loc.Y + 1) == null) { points[1] = new Point(loc.X, loc.Y + 1); } else { points[0] = Point.Zero; }
if (map.getBlock(loc.X, loc.Y - 1) == null) { points[0] = new Point(loc.X, loc.Y - 1); } else { points[1] = Point.Zero; }
if (map.getBlock(loc.X - 1, loc.Y) == null) { points[2] = new Point(loc.X - 1, loc.Y); } else { points[2] = Point.Zero; }
if (map.getBlock(loc.X + 1, loc.Y) == null) { points[3] = new Point(loc.X + 1, loc.Y); } else { points[3] = Point.Zero; }
return points;
}
/// <summary>
/// Checks to see if a rectangle has solid footing mover has solid footing
/// </summary>
/// <param name="area">The area which is being checked</param>
/// <param name="map">Checks against all collidables</param>
/// <returns>Returns whether the area has solid footing or not</returns>
public bool SolidFooting(Rectangle area, Map map)
{
int BlockAtX = Area.Center.X / 24;
int BlockAtY = Area.Center.Y / 24;
int totalWidth = 0;
int totalHeight = 0;
Vector2 collisionCenter = Vector2.Zero;
area.Y++;
for (int x = BlockAtX - 5; x < BlockAtX + 5; x++)
{
for (int y = BlockAtY - 5; y < BlockAtY + 5; y++)
{
Block block = map.getBlock(x, y);
if (block == null) { continue; }
Rectangle blockArea = new Rectangle(x * 24, y * 24, 24, 24);
Rectangle intersection = Rectangle.Intersect(area, blockArea);
if (intersection != Rectangle.Empty)
{
totalHeight += intersection.Height;
totalWidth += intersection.Width;
if (collisionCenter == Vector2.Zero)
{
collisionCenter = new Vector2(blockArea.Center.X, blockArea.Center.Y);
}
else
{
collisionCenter = new Vector2((collisionCenter.X + blockArea.Center.X) / 2, (collisionCenter.Y + blockArea.Center.Y) / 2);
}
}
}
}
if (totalWidth > 0 || totalHeight > 0)
{
if (totalWidth > totalHeight) // Horizontal
{
if (collisionCenter.Y > area.Center.Y) // Colliding from the bottom
{
return true;
}
}
}
return false;
}