public void DrawLayer(TileRenderLayer layer, Graphics graphics, float x, float y, float w, float h)
{
switch (layer)
{
//case TileRenderLayer.Tiles:
// graphics.DrawRectangle(Pens.Black, x, y, w, h);
// break;
case TileRenderLayer.Terrain:
graphics.DrawImage(RenderTerrain(w), x, y, w, h);
//graphics.DrawRectangle(Pens.Black, x, y, w, h);
break;
case TileRenderLayer.Track:
foreach (TileTrackShape trackSection in Tile.Objects.Where(o => o is TileTrackShape))
{
//graphics.FillRectangle(Brushes.Black, x + w * (float)((1024 + obj.X) / 2048), y + h * (float)((1024 - obj.Z) / 2048), 1, 1);
var trackShape = TrackService.TrackShapes[trackSection.TrackShape];
var needPoints = trackShape.MainRoute > -1;
foreach (var path in trackShape.Paths)
{
// Rotation matrix for quaternion (a, b, c, d).
// [a^2+b^2-c^2-d^2 2bc-2ad 2bd+2ac ]
// [2bc+2ad a^2-b^2+c^2-d^2 2cd-2ab ]
// [2bd-2ac 2cd+2ab a^2-b^2-c^2+d^2]
var rxx = trackSection.DX * trackSection.DX + trackSection.DY * trackSection.DY - trackSection.DZ * trackSection.DZ - trackSection.DW * trackSection.DW;
var rxz = 2 * trackSection.DY * trackSection.DW - 2 * trackSection.DX * trackSection.DZ;
var rzx = 2 * trackSection.DY * trackSection.DW + 2 * trackSection.DX * trackSection.DZ;
var rzz = trackSection.DX * trackSection.DX - trackSection.DY * trackSection.DY - trackSection.DZ * trackSection.DZ + trackSection.DW * trackSection.DW;
{
// [ C 0 S] [xx yx zx] [ xxC+xzS yxC+yzS zxC+zzS]
// [ 0 1 0].[xy yy zy]=[ xy yy zy ]
// [-S 0 C] [xz yz zz] [-xxS+xzC -yxS+yzC -zxS+zzC]
var angle = path.Rotation * Math.PI / 180;
var rxx2 = rxx * Math.Cos(angle) + rxz * Math.Sin(angle);
var rxz2 = rxz * Math.Cos(angle) - rxx * Math.Sin(angle);
var rzx2 = rzx * Math.Cos(angle) + rzz * Math.Sin(angle);
var rzz2 = rzz * Math.Cos(angle) - rzx * Math.Sin(angle);
rxx = rxx2; rxz = rxz2; rzx = rzx2; rzz = rzz2;
}
var startX = trackSection.X - rxx * path.X - rzx * path.Z;
var startZ = trackSection.Z - rxz * path.X - rzz * path.Z;
if (needPoints)
{
graphics.FillEllipse(Brushes.Black,
(float)(x + w * (1024 + startX) / 2048) - 3,
(float)(y + h * (1024 - startZ) / 2048) - 3,
6,
6);
needPoints = false;
}
foreach (var section in path.Sections)
{
if (section.IsCurve)
{
var angle = section.Angle * Math.PI / 180;
// Rotate 90 degrees left or right base ioon +ve or -ve angle (-ve angle = left).
var curveCenterX = startX - rxx * section.Radius * Math.Sign(section.Angle);
var curveCenterZ = startZ - rxz * section.Radius * Math.Sign(section.Angle);
// Rotate the center->start vector by the curve's angle.
var curveEndX = curveCenterX + (startX - curveCenterX) * Math.Cos(-angle) - (startZ - curveCenterZ) * Math.Sin(-angle);
var curveEndZ = curveCenterZ + (startX - curveCenterX) * Math.Sin(-angle) + (startZ - curveCenterZ) * Math.Cos(-angle);
// Work out the display angle.
var angleStart = (float)(Math.Asin((curveCenterX - startX) / section.Radius) * 180 / Math.PI);
graphics.DrawArc(trackShape.IsRoadShape ? Pens.Gray : Pens.Black,
(float)(x + w * (1024 + curveCenterX - section.Radius) / 2048),
(float)(y + h * (1024 - curveCenterZ - section.Radius) / 2048),
(float)(w * section.Radius / 1024),
(float)(h * section.Radius / 1024),
(startZ < curveCenterZ ? 90 + angleStart : 270 - angleStart),
(float)section.Angle);
// [ C 0 S] [xx yx zx] [ xxC+xzS yxC+yzS zxC+zzS]
// [ 0 1 0].[xy yy zy]=[ xy yy zy ]
// [-S 0 C] [xz yz zz] [-xxS+xzC -yxS+yzC -zxS+zzC]
var rxx2 = rxx * Math.Cos(angle) + rxz * Math.Sin(angle);
var rxz2 = rxz * Math.Cos(angle) - rxx * Math.Sin(angle);
var rzx2 = rzx * Math.Cos(angle) + rzz * Math.Sin(angle);
var rzz2 = rzz * Math.Cos(angle) - rzx * Math.Sin(angle);
rxx = rxx2; rxz = rxz2; rzx = rzx2; rzz = rzz2;
startX = curveEndX;
startZ = curveEndZ;
}
else
{
var straightEndX = startX - rzx * section.Length;
var straightEndZ = startZ - rzz * section.Length;
graphics.DrawLine(trackShape.IsRoadShape ? Pens.Gray : Pens.Black,
(float)(x + w * (1024 + startX) / 2048),
(float)(y + h * (1024 - startZ) / 2048),
(float)(x + w * (1024 + straightEndX) / 2048),
(float)(y + h * (1024 - straightEndZ) / 2048));
startX = straightEndX;
startZ = straightEndZ;
}
}
}
}
break;
case TileRenderLayer.Markers:
foreach (TileObject obj in Tile.Objects.Where(o => !(o is TileTrackShape) && !(o is TilePlatform) && !(o is TileSiding) && !(o is TileSignal)))
{
graphics.FillRectangle(Brushes.Yellow, x + w * (float)((1024 + obj.X) / 2048), y + h * (float)((1024 - obj.Z) / 2048), 1, 1);
var labeledObj = obj as TileLabeledObject;
if (labeledObj != null)
{
graphics.DrawString(labeledObj.Label, SystemFonts.MessageBoxFont, Brushes.Yellow, x + w * (float)((1024 + obj.X) / 2048), y + h * (float)((1024 - obj.Z) / 2048));
}
}
break;
case TileRenderLayer.Platforms:
foreach (TilePlatform platform in Tile.Objects.Where(o => o is TilePlatform))
{
var mx = (float)(x + w * (1024 + platform.X) / 2048);
var my = (float)(y + h * (1024 - platform.Z) / 2048);
graphics.FillPolygon(Brushes.DarkBlue, new PointF[] { new PointF(mx + 6, my - 8), new PointF(mx + 8, my - 6), new PointF(mx - 6, my + 8), new PointF(mx - 8, my + 6) });
graphics.DrawLine(Pens.Blue, mx - 8, my + 6, mx + 6, my - 8);
}
break;
case TileRenderLayer.PlatformNames:
foreach (TilePlatform platform in Tile.Objects.Where(o => o is TilePlatform))
{
graphics.DrawString(platform.Label, SystemFonts.MessageBoxFont, Brushes.Blue, x + w * (float)((1024 + platform.X) / 2048), y + h * (float)((1024 - platform.Z) / 2048));
}
break;
case TileRenderLayer.Sidings:
foreach (TileSiding siding in Tile.Objects.Where(o => o is TileSiding))
{
var mx = (float)(x + w * (1024 + siding.X) / 2048);
var my = (float)(y + h * (1024 - siding.Z) / 2048);
graphics.FillPolygon(Brushes.DarkGreen, new PointF[] { new PointF(mx + 6, my - 8), new PointF(mx + 8, my - 6), new PointF(mx - 6, my + 8), new PointF(mx - 8, my + 6) });
graphics.DrawLine(Pens.Green, mx - 8, my + 6, mx + 6, my - 8);
}
break;
case TileRenderLayer.SidingNames:
foreach (TileSiding siding in Tile.Objects.Where(o => o is TileSiding))
{
graphics.DrawString(siding.Label, SystemFonts.MessageBoxFont, Brushes.Green, x + w * (float)((1024 + siding.X) / 2048), y + h * (float)((1024 - siding.Z) / 2048));
}
break;
case TileRenderLayer.Signals:
foreach (TileSignal signal in Tile.Objects.Where(o => o is TileSignal))
{
var mx = (float)(x + w * (1024 + signal.X) / 2048);
var my = (float)(y + h * (1024 - signal.Z) / 2048);
graphics.FillEllipse(Brushes.DarkRed, mx - 3, my - 3, 6, 6);
}
break;
case TileRenderLayer.Mileposts:
break;
case TileRenderLayer.FuelPoints:
break;
}
}
//public void PrepareLayer(TileLayer layer) {
// switch (layer) {
// case TileLayer.Tiles:
// break;
// case TileLayer.Terrain:
// string tileElevation = String.Format(CultureInfo.InvariantCulture, @"{0}\Tiles\{1}_y.raw", _route.RoutePath, _tileName);
// string tileShadow = String.Format(CultureInfo.InvariantCulture, @"{0}\Tiles\{1}_n.raw", _route.RoutePath, _tileName);
// string tileUnknown = String.Format(CultureInfo.InvariantCulture, @"{0}\Tiles\{1}_e.raw", _route.RoutePath, _tileName);
// string tileFile = String.Format(CultureInfo.InvariantCulture, @"{0}\Tiles\{1}.t", _route.RoutePath, _tileName);
// var image = new Bitmap(256, 256);
// using (var g = Graphics.FromImage(image)) {
// var terrainWidth = 256;
// var terrainHeight = 256;
// var terrainFloor = 0f;
// var terrainScale = 1f;
// try {
// var tile = new UndoRedoSimisFile(tileFile, _simisProvider);
// tile.Read();
// terrainWidth = terrainHeight = (int)tile.Tree["terrain"]["terrain_samples"]["terrain_nsamples"][0].ToValue<uint>();
// Debug.Assert(terrainWidth == 256);
// Debug.Assert(terrainHeight == 256);
// if (tile.Tree["terrain"]["terrain_samples"].Contains("terrain_sample_rotation")) {
// Debug.Assert(tile.Tree["terrain"]["terrain_samples"]["terrain_sample_rotation"][0].ToValue<float>() == 0);
// }
// terrainFloor = tile.Tree["terrain"]["terrain_samples"]["terrain_sample_floor"][0].ToValue<float>();
// terrainScale = tile.Tree["terrain"]["terrain_samples"]["terrain_sample_scale"][0].ToValue<float>();
// var terrain_sample_size = tile.Tree["terrain"]["terrain_samples"]["terrain_sample_size"][0].ToValue<float>();
// Debug.Assert(terrain_sample_size == 8 || terrain_sample_size == 16 || terrain_sample_size == 32);
// } catch (Exception e) {
// g.DrawString(e.ToString(), SystemFonts.CaptionFont, Brushes.Black, 0, 0);
// _terrainImage = image;
// return;
// }
// var terrainData = new uint[terrainWidth * terrainHeight];
// using (var streamElevation = new FileStream(tileElevation, FileMode.Open, FileAccess.Read)) {
// var readerElevation = new BinaryReader(streamElevation);
// try {
// for (var i = 0; i < terrainWidth * terrainHeight; i++) {
// var value = (int)(1024 + 32 + (terrainFloor + (double)readerElevation.ReadUInt16() * terrainScale) / 4) % 512;
// terrainData[i] = (uint)(value < 256 ? value * 0x00000100 : (value - 256) * 0x00010001 + 0x0000FF00);
// }
// } catch (EndOfStreamException) {
// }
// }
// unsafe {
// fixed (uint* ptr = terrainData) {
// var terrainImage = new Bitmap(terrainWidth, terrainHeight, 4 * terrainWidth, PixelFormat.Format32bppRgb, new IntPtr(ptr));
// g.DrawImage(terrainImage, 0, 0, image.Width, image.Height);
// }
// }
// //g.DrawString(TileName, SystemFonts.CaptionFont, Brushes.White, 0, image.Height - 4 * 15);
// //g.DrawString(TileCoordinate.ToString(), SystemFonts.CaptionFont, Brushes.White, 0, image.Height - 3 * 15);
// //g.DrawString(Coordinates.ConvertToIgh(TileCoordinate, 0, 1).ToString(), SystemFonts.CaptionFont, Brushes.White, 0, image.Height - 2 * 15);
// //g.DrawString(Coordinates.ConvertToLatLon(Coordinates.ConvertToIgh(TileCoordinate, 0, 1)).ToString(), SystemFonts.CaptionFont, Brushes.White, 0, image.Height - 1 * 15);
// }
// _terrainImage = image;
// break;
// case TileLayer.Roads:
// // TODO: Roads and track use the same basic data, can we split anything out here?
// break;
// case TileLayer.Track:
// //foreach (var trackVectors in Route.Track.TrackVectors.Values) {
// // if (trackVectors.Vectors.Any(v => v.TileX == TileCoordinate.X && v.TileZ == TileCoordinate.Z)) {
// // var sections = new List<TileObject>(from vector in trackVectors.Vectors.Union(new RouteTrackVector[] { Route.Track.TrackNodes[trackVectors.PinEnd] })
// // select new TileObject() { X = vector.X + 2048 * (vector.TileX - TileCoordinate.X), Y = vector.Y, Z = vector.Z + 2048 * (vector.TileZ - TileCoordinate.Z) });
// // TrackNodes.Add(new TileTrackNode() {
// // ID = trackVectors.ID, IsRoad = false, Label = "", Vectors = sections,
// // X = sections[0].X, Y = sections[0].Y, Z = sections[0].Z
// // });
// // }
// //}
// break;
// }
//}
public void DrawLayer(TileRenderLayer layer, Graphics graphics, float x, float y, float w, float h)
{
// switch (layer) {
// case TileLayer.Tiles:
// graphics.DrawRectangle(Pens.LightGray, x, y, w, h);
// break;
// case TileLayer.Terrain:
// if (_terrainImage != null) {
// graphics.DrawImage(_terrainImage, x, y, w, h);
// }
// break;
// case TileLayer.Roads:
// case TileLayer.Track:
// foreach (var trackNode in _trackNodes) {
// if (layer != (trackNode.IsRoad ? TileLayer.Roads : TileLayer.Track)) {
// continue;
// }
// var brush = trackNode.IsRoad ? Brushes.Gray : Brushes.Black;
// //var col = (int)(64 * (trackNode.ID % 4));
// //var brush = new SolidBrush(Color.FromArgb(col, col, col));
// var pen = new Pen(brush);
// if (!String.IsNullOrEmpty(trackNode.Label)) {
// graphics.DrawString(trackNode.Label, SystemFonts.CaptionFont, brush,
// (int)(x + w * (0 + (trackNode.X + 1024) / 2048)),
// (int)(y + h * (1 - (trackNode.Z + 1024) / 2048)));
// }
// TileObject previousLocation = trackNode;
// //graphics.FillEllipse(brush,
// // (float)(x + w * (1024 + trackNode.X) / 2048) - 1,
// // (float)(y + h * (1024 - trackNode.Z) / 2048) - 1,
// // 2,
// // 2);
// foreach (var section in trackNode.Vectors) {
// graphics.DrawLine(pen,
// (float)(x + w * (1024 + previousLocation.X) / 2048),
// (float)(y + h * (1024 - previousLocation.Z) / 2048),
// (float)(x + w * (1024 + section.X) / 2048),
// (float)(y + h * (1024 - section.Z) / 2048));
// //graphics.FillEllipse(brush,
// // (float)(x + w * (1024 + section.X) / 2048) - 1,
// // (float)(y + h * (1024 - section.Z) / 2048) - 1,
// // 2,
// // 2);
// previousLocation = section;
// }
// }
// //foreach (var trackSection in TrackSections) {
// // if (!String.IsNullOrEmpty(trackSection.Label)) {
// // graphics.DrawString(trackSection.Label, SystemFonts.CaptionFont, Brushes.Black,
// // (int)(x + w * (0 + (trackSection.X + 1024) / 2048)),
// // (int)(y + h * (1 - (trackSection.Z + 1024) / 2048)));
// // }
// // if (trackSection.Track == null) {
// // continue;
// // }
// // if (layer != (trackSection.Track.IsRoadShape ? TileLayer.Roads : TileLayer.Track)) {
// // continue;
// // }
// //}
// break;
// case TileLayer.Markers:
// foreach (var marker in _markers) {
// var mx = (int)(x + w * marker.X);
// var my = (int)(y + h * marker.Z);
// var fm = graphics.MeasureString(marker.Label, SystemFonts.CaptionFont);
// graphics.FillEllipse(Brushes.DarkBlue, mx - 2, my - 2, 4, 4);
// graphics.DrawLine(Pens.DarkBlue, mx, my, mx, my - 4 * fm.Height);
// graphics.FillRectangle(Brushes.DarkBlue, mx - fm.Width / 2, my - 5 * fm.Height, fm.Width - 1, fm.Height - 1);
// graphics.DrawString(marker.Label, SystemFonts.CaptionFont, Brushes.White, mx - fm.Width / 2, my - 5 * fm.Height);
// }
// break;
// case TileLayer.PlatformNames:
// break;
// case TileLayer.SidingNames:
// break;
// case TileLayer.Mileposts:
// break;
// case TileLayer.FuelPoints:
// break;
// }
}