public override void Clear()
{
base.Clear();
Edges.Clear();
StartPoints.Clear();
ModelName = "";
}
public void BuildStartPointList()
{
StartPoints.Clear();
if (Triangles.Count == 0)
return;
// How many start points do we want?
int NumStartPoints = Math.Min(Math.Max((int) Math.Round(Math.Sqrt(Triangles.Count) / 2), 1), Consts.MaxStartPoints);
// Use the centre points of this number of triangles evenly spaced throughout the job
int TriNumOffset = (Triangles.Count / NumStartPoints) / 2;
for (int StPtNum = 0; StPtNum < NumStartPoints; StPtNum++)
{
int TriangleNum = (StPtNum * Triangles.Count) / NumStartPoints + TriNumOffset;
Debug.Assert(TriangleNum >= 0);
XYZ Centroid = Triangles[TriangleNum].Centroid();
StartPoints.Add(new TTMStartPoint(Centroid.X, Centroid.Y, Triangles[TriangleNum]));
}
}
private bool InitializePanel()
{
if (panel != null)
{
Walls.Clear();
StartPoints.Clear();
EndPoints.Clear();
renderedTetrisTextures.Clear();
PuzzleDimensions = new Point(panel.Width, panel.Height);
// Calculation of puzzle sizes for current screen size
int width = screenSize.X;
int height = screenSize.Y;
int maxPuzzleDimension = Math.Max(PuzzleDimensions.X, PuzzleDimensions.Y);
int screenMinSize = Math.Min(width, height);
int puzzleMaxSize = (int)(screenMinSize * PuzzleSpaceRatio(maxPuzzleDimension));
LineWidth = (int)(puzzleMaxSize * LineSizeRatio(maxPuzzleDimension));
BlockWidth = (int)(puzzleMaxSize * BlockSizeRatio(maxPuzzleDimension));
HalfLineWidthPoint = new Point(LineWidth / 2);
LineWidthPoint = new Point(LineWidth);
BlockSizePoint = new Point(BlockWidth);
int endAppendixLength = (int)(BlockWidth * endPointLegth);
int puzzleWidth = LineWidth * (PuzzleDimensions.X + 1) + BlockWidth * PuzzleDimensions.X;
int puzzleHeight = LineWidth * (PuzzleDimensions.Y + 1) + BlockWidth * PuzzleDimensions.Y;
int xMargin = (width - puzzleWidth) / 2;
int yMargin = (height - puzzleHeight) / 2;
Point margins = new Point(xMargin, yMargin);
PuzzleConfig = new Rectangle(xMargin, yMargin, puzzleWidth, puzzleHeight);
NodePadding = LineWidth + BlockWidth;
// Creating walls hitboxes
CreateHorizontalWalls(false); // Top walls
CreateHorizontalWalls(true); // Bottom walls
CreateVerticalWalls(false); // Left walls
CreateVerticalWalls(true); // Right walls
for (int i = 0; i < PuzzleDimensions.X; i++)
{
for (int j = 0; j < PuzzleDimensions.Y; j++)
{
Walls.Add(new Rectangle(xMargin + LineWidth * (i + 1) + BlockWidth * i, yMargin + LineWidth * (j + 1) + BlockWidth * j, BlockWidth, BlockWidth));
}
}
// Creating walls for broken edges
var brokenEdges = panel.Edges.Where(x => x.State == EdgeState.Broken);
foreach (Edge edge in brokenEdges)
{
Point nodeA = NodeIdToPoint(edge.Id % 100).Multiply(NodePadding) + margins;
Point nodeB = NodeIdToPoint(edge.Id / 100).Multiply(NodePadding) + margins;
Point middle = (nodeA + nodeB).Divide(2);
Walls.Add(new Rectangle(middle, new Point(LineWidth)));
}
// Creating hitboxes for starting nodes
foreach (Point start in GetStartNodes())
{
StartPoints.Add(new Rectangle(xMargin + start.X * NodePadding - LineWidth, yMargin + start.Y * NodePadding - LineWidth, LineWidth * 3, LineWidth * 3));
}
// Generate textures for tetris rules
CreateTetrisRuleTextures();
#region === Inner methods region ===
// Returns a coef k: Total free space in pixels * k = puzzle size in pixels
float PuzzleSpaceRatio(float puzzleDimension) => (float)(-0.0005 * Math.Pow(puzzleDimension, 4) + 0.0082 * Math.Pow(puzzleDimension, 3) - 0.0439 * Math.Pow(puzzleDimension, 2) + 0.1011 * puzzleDimension + 0.6875);
// Returns a coef k: Puzzle size in pixels * k = block size in pixels
float BlockSizeRatio(float puzzleDimension) => (float)(0.8563 * Math.Pow(puzzleDimension, -1.134));
// Returns a coef k: Puzzle size in pixels * k = line width in pixels
float LineSizeRatio(float puzzleDimension) => - 0.0064f * puzzleDimension + 0.0859f;
IEnumerable <Point> GetStartNodes() => panel.Nodes.Where(x => x.State == NodeState.Start).Select(x => NodeIdToPoint(x.Id));
IEnumerable <Point> GetEndNodesTop()
{
for (int i = 1; i < panel.Width; i++)
{
if (panel.Nodes[i].State == NodeState.Exit)
{
yield return(new Point(i, 0));
}
}
}
IEnumerable <Point> GetEndNodesBot()
{
for (int i = 1; i < panel.Width; i++)
{
int index = panel.Height * (panel.Width + 1) + i;
if (panel.Nodes[index].State == NodeState.Exit)
{
yield return(new Point(i, panel.Height));
}
}
}
IEnumerable <Point> GetEndNodesLeft()
{
for (int j = 0; j < panel.Height + 1; j++)
{
int index = j * (panel.Width + 1);
if (panel.Nodes[index].State == NodeState.Exit)
{
yield return(new Point(0, j));
}
}
}
IEnumerable <Point> GetEndNodesRight()
{
for (int j = 0; j < panel.Height + 1; j++)
{
int index = j * (panel.Width + 1) + panel.Width;
if (panel.Nodes[index].State == NodeState.Exit)
{
yield return(new Point(panel.Width, j));
}
}
}
void CreateHorizontalWalls(bool isBottom)
{
int yStartPoint = isBottom ? yMargin + puzzleHeight : 0;
var ends = isBottom ? GetEndNodesBot() : GetEndNodesTop();
if (ends.Count() == 0)
{
Walls.Add(new Rectangle(0, yStartPoint, width, yMargin));
}
else
{
Walls.Add(new Rectangle(0, yStartPoint + (isBottom ? endAppendixLength : 0), width, yMargin - endAppendixLength));
int lastXPoint = 0;
foreach (Point endPoint in ends)
{
int x = xMargin + endPoint.X * (NodePadding);
Walls.Add(new Rectangle(lastXPoint, isBottom ? yStartPoint : (yMargin - endAppendixLength), x - lastXPoint, endAppendixLength));
EndPoints.Add(new EndPoint(new Rectangle(x, isBottom ? yStartPoint + endAppendixLength - LineWidth : (yMargin - endAppendixLength), LineWidth, LineWidth), isBottom ? Facing.Down : Facing.Up));
lastXPoint = x + LineWidth;
}
Walls.Add(new Rectangle(lastXPoint, isBottom ? yStartPoint : (yMargin - endAppendixLength), width - lastXPoint, endAppendixLength));
}
}
void CreateVerticalWalls(bool isRight)
{
int xStartPoint = isRight ? xMargin + puzzleWidth : 0;
var ends = isRight ? GetEndNodesRight() : GetEndNodesLeft();
if (ends.Count() == 0)
{
Walls.Add(new Rectangle(xStartPoint, 0, xMargin, height));
}
else
{
Walls.Add(new Rectangle(xStartPoint + (isRight ? endAppendixLength : 0), 0, xMargin - endAppendixLength, height));
int lastYPoint = 0;
foreach (Point endPoint in ends)
{
int y = yMargin + endPoint.Y * (NodePadding);
Walls.Add(new Rectangle(isRight ? xStartPoint : (xMargin - endAppendixLength), lastYPoint, endAppendixLength, y - lastYPoint));
EndPoints.Add(new EndPoint(new Rectangle(isRight ? xStartPoint + endAppendixLength - LineWidth : xMargin - endAppendixLength, y, LineWidth, LineWidth), isRight ? Facing.Right : Facing.Left));
lastYPoint = y + LineWidth;
}
Walls.Add(new Rectangle(isRight ? xStartPoint : (xMargin - endAppendixLength), lastYPoint, endAppendixLength, height - lastYPoint));
}
}
void CreateTetrisRuleTextures()
{
// Render shape into texture for each tetris rule
var tetrisBlocks = panel.Blocks.Where(x => x.Rule is TetrisRule).ToList();
if (tetrisBlocks.Count > 0)
{
int maxDimension = tetrisBlocks.Select(x => x.Rule as TetrisRule).Select(x => Math.Max(x.Shape.GetLength(0), x.Shape.GetLength(1))).Max();
if (maxDimension < 3)
{
maxDimension++;
}
tetrisTextureSize = new Point((maxDimension + 1) * texTetris[0].Width);
foreach (Block block in tetrisBlocks)
{
TetrisRule rule = block.Rule as TetrisRule;
bool[,] shape = rule.Shape;
// If shape is rotatable, then rotate it randomly before render
if (rule is TetrisRotatableRule r)
{
shape = TetrisRotatableRule.RotateShapeCW(shape, rnd.Next(0, 4));
}
// Draw shape on a texture
RenderTarget2D texture = CreateTetrisTexture(shape, rule is TetrisRotatableRule, rule.IsSubtractive);
// Save it to the dictionary
renderedTetrisTextures.Add(block.Id, texture);
}
}
}
#endregion
return(true);
}
return(false);
}