public Tile(TileDescriptor descriptor)
{
_descriptor = descriptor;
if (descriptor.SpriteInfo != null)
{
_collisionArea = new Rect(descriptor.SpriteInfo.Transform.Position.X, descriptor.SpriteInfo.Transform.Position.Y, Settings.TileSize, Settings.TileSize);
}
else
{
_collisionArea = new Rect(descriptor.Position.X, descriptor.Position.Y, Settings.TileSize, Settings.TileSize);
}
_heartbeatListener = new NPCHeartbeatListener();
}
public void AddTile(TileDescriptor tile, Stream data)
{
string filepath = GetFilePath(tile);
string dir = Path.GetDirectoryName(filepath);
if (!Directory.Exists(dir))
{
Directory.CreateDirectory(dir);
}
var file = File.Create(filepath);
data.CopyTo(file);
file.Close();
}
public void AddTile(TileDescriptor tile, Stream data)
{
MemoryStream memStr = new MemoryStream();
data.CopyTo(memStr);
if (_cache[_subCache].ContainsKey(tile))
{
_cache[_subCache][tile].Dispose();
_cache[_subCache][tile] = memStr;
}
else
{
_cache[_subCache].Add(tile, memStr);
}
}
public Stream GetTile(TileDescriptor tile)
{
MemoryStream memStr = new MemoryStream();
if (!HasTile(tile))
{
return(null);
}
else
{
_cache[_subCache][tile].Position = 0;
_cache[_subCache][tile].CopyTo(memStr);
}
return(memStr);
}
/// <summary>
/// Deal with collisions between an object and a level (based on Lab 2)
/// </summary>
/// <param name="currentLevel"></param>
/// <param name="obj"></param>
private void UpdateObjectLevelCollisions(Level currentLevel, CollidableObject obj)
{
Vector2 tileDimensions = new Vector2(currentLevel.tileSize.X, currentLevel.tileSize.Y);
Rectangle playerBounds = obj.BoundingBox;
//Determination of neighbouring tile indices from platformer demo (lab 2)
int left = (int)Math.Floor(playerBounds.Left / tileDimensions.X);
int right = (int)Math.Ceiling((playerBounds.Right / tileDimensions.X));
int top = (int)Math.Floor(playerBounds.Top / tileDimensions.Y);
int bottom = (int)Math.Ceiling((playerBounds.Bottom / tileDimensions.Y));
//For each neighbouring tile, check whether it collides with the object
for (int i = left; i < right; i++)
{
for (int j = top; j < bottom; j++)
{
var collisionMode = currentLevel.GetCollisionModeAt(i, j);
//Skip collisions with non-colliding tiles
if (TileCollisionMode.empty.Equals(collisionMode))
{
continue;
}
var tileBounds = currentLevel.GetBoundsAt(i, j);
Vector2 penDepth;
if (obj.CheckCollision(tileBounds, out penDepth))
{
//If a collision occured, fire relevant event
TileDescriptor tileDescriptor = new TileDescriptor(collisionMode, currentLevel.GetWorldPosition(i, j), new Point(i, j), tileBounds);
Player player = obj as Player;
if (player != null)
{
GameEventManager.Instance.PlayerCollision(player, tileDescriptor, penDepth);
}
else
{
GameEventManager.Instance.NonPlayerCollision(obj, tileDescriptor, penDepth);
}
}
}
}
}
/// <summary>
/// Returns a texture2d of the given tile.
/// Loads the Tile Stream from the map provider and turns it into a texture.
/// If the texture is not available, it returns null.
/// Also takes care of haven onnly MacTileCount tiles in the memory, i.e. removing textures that
/// were not used for a long time.
/// </summary>
/// <param name="desc">The tile descriptor of the tile that shall be loaded.</param>
/// <returns>A Texture2D of the given tile or null.</returns>
private Texture2D GetTileTexture(TileDescriptor desc)
{
if (!_tiles.ContainsKey(desc))
{
Stream s = _map.GetTile(desc.Zoom, desc.Tile);
if (s != null)
{
// s will be disposed after the tile has been loaded.
using (s)
{
_tiles.Add(desc, Texture2D.FromStream(_device, s));
}
// Handle the max tiles in memory
// Add the current tile to the last place in the list
_loadedTiles.Remove(desc);
_loadedTiles.Add(desc);
// Now remove as many tiles from the front of the list until
// we have only MacLoadedTiles loaded.
while (_loadedTiles.Count > MaxLoadedTiles)
{
var t = _loadedTiles[0];
_loadedTiles.RemoveAt(0);
var text = _tiles[t];
text.Dispose();
_tiles.Remove(t);
}
return(_tiles[desc]);
}
else
{
return(null);
}
}
else
{
return(_tiles[desc]);
}
}
public WorldDescriptor GetDescriptor()
{
WorldDescriptor wd = new WorldDescriptor();
wd.Width = this.Width;
wd.Height = this.Height;
wd.Tiles = new TileDescriptor[Width, Height];
for (int x = 0; x < Width; x++)
{
for (int y = 0; y < Height; y++)
{
string tName = Grid[x, y].Name;
TileDescriptor td = TileDescriptor.Create(tName);
wd.Tiles[x, y] = td;
}
}
return(wd);
}
public static World LoadWorld(WorldDescriptor worldDescriptor)
{
World world = (World)GD.Load <PackedScene>("res://Scenes/World.tscn").Instance();
Grid3D grid = new Grid3D(world, worldDescriptor.Width, worldDescriptor.Height);
world.AddChild(grid);
for (int y = 0; y < worldDescriptor.Height; y++)
{
for (int x = 0; x < worldDescriptor.Width; x++)
{
TileDescriptor tileD = worldDescriptor.Tiles[x, y];
Tile tileT = CreateTile(tileD);
grid.SetTile(tileT, x, y, false);
}
}
return(world);
}
public Tile(Layer layer, TileDescriptor <SpriteInfo> tileData)
: this(tileData)
{
this.Layer = layer;
if (this.Attribute != null)
{
this.Attribute.ActionHandler = TileAttributeActionHandlerFactory.Create(this.Attribute);
}
if (this.Sprite != null)
{
_collisionArea = new Rect(this.Sprite.Transform.Position.X, this.Sprite.Transform.Position.Y, Settings.TileSize, Settings.TileSize);
}
else
{
_collisionArea = new Rect(this.Position.X, this.Position.Y, Settings.TileSize, Settings.TileSize);
}
this.Attribute?.ActionHandler?.OnInitalize(new TileAttributeArgs(this.Attribute, this));
}
private static Bitmap ConvertTileToBitmap(TileDescriptor tileDesc, byte[] tmem, ushort[][] palettes)
{
if (Math.Floor(tileDesc.sHi - tileDesc.sLo) != tileDesc.sHi - tileDesc.sLo)
{
throw new Exception();
}
if (Math.Floor(tileDesc.tHi - tileDesc.tLo) != tileDesc.tHi - tileDesc.tLo)
{
throw new Exception();
}
// Break into lines
int startPtrBytes = tileDesc.tmemAddressInWords * 8;
int width = (int)(tileDesc.sHi - tileDesc.sLo + 1);
int height = (int)(tileDesc.tHi - tileDesc.tLo + 1);
int bytesPerLine = tileDesc.wordsPerLine * 8;
byte[] data = tmem.Subsection(startPtrBytes, bytesPerLine * height);
ushort[]? palette = tileDesc.palette == 0 ? null : palettes[tileDesc.palette - 1];
return(Texels.ConvertToBitmap(data, tileDesc.format, tileDesc.bitSize, width, height, bytesPerLine, true, true, palette));
}
public bool HasTile(TileDescriptor tile)
{
return(_cache[_subCache].ContainsKey(tile));
}
public List <TileDrawInfo> GetDrawTiles()
{
List <TileDrawInfo> info = new List <TileDrawInfo>();
// 1. Get center point MapCoordinates
MapVector centerMapVector = LatLonToMapPoint(Position);
// 2. Calculate offset from center point to topleft point in map coordinates
int topLeftXOffset = (int)((ViewBounds.Width / 2.0) / CoordinateScale);
int topLeftYOffset = (int)((ViewBounds.Height / 2.0) / CoordinateScale);
// 3. Calculate the top left point in map coordinates
MapVector topLeftMapVector = new MapVector()
{
// real a mod b:
// a mod b = (a % b + b) % b
// https://de.wikipedia.org/wiki/Division_mit_Rest#Modulo
X = (((centerMapVector.X - topLeftXOffset) % MapCoordinatesWidth) + MapCoordinatesWidth) % MapCoordinatesWidth,
Y = (((centerMapVector.Y - topLeftYOffset) % MapCoordinatesHeight) + MapCoordinatesHeight) % MapCoordinatesHeight
};
// 4. Calculate Tile X/Y directly from Map Coordiantes
MapVector tileCoord = new MapVector()
{
X = (int)Math.Floor(topLeftMapVector.X / (Provider.TileSize / CoordinateScale)),
Y = (int)Math.Floor(topLeftMapVector.Y / (Provider.TileSize / CoordinateScale))
};
// 5. Calculate the Top-Left point of the top-left tile
//PointXY tileMapVector = LatLonToMapPoint(Provider.GetPointForTile(Zoom, tileCoord));
MapVector tileMapVector = new MapVector()
{
X = (int)(tileCoord.X * (Provider.TileSize / CoordinateScale)),
Y = (int)(tileCoord.Y * (Provider.TileSize / CoordinateScale))
};
// 6. Get the offset of the top-left-point of the top-left-tile to the top-left point of the map
// So we know if it is outside of the viewable port.
MapVector offset = (tileMapVector - topLeftMapVector) * CoordinateScale;
// 7. Create a rectangle for the top-left tile
MapRectangle imgRect = new MapRectangle(offset.X, offset.Y, Provider.TileSize, Provider.TileSize);
// 8. The top-left tile
TileDescriptor descriptor = new TileDescriptor(Zoom, tileCoord);
// 9. Now iterate over all viewable tiles and add them to the list
// Handling the source and destination rectangles is done by special functions.
int currentTileY = descriptor.Tile.Y;
int currentTileX = descriptor.Tile.X;
int currentRectY = imgRect.Y;
int currentRectX = imgRect.X;
int tileCount = Provider.GetTileCount(Zoom);
while (currentRectX < ViewBounds.Width)
{
while (currentRectY < ViewBounds.Height)
{
TileDescriptor desc = new TileDescriptor(descriptor.Zoom, currentTileX, currentTileY);
// 10. Create rectangle of the "full" tile, might lap over the borders of the viewport, i.e.
// having negative offsets here.
MapRectangle cRect = new MapRectangle(currentRectX, currentRectY, Provider.TileSize, Provider.TileSize);
// 11. Get the part of the tile that is being rendered.
MapRectangle tileSrcRect = GetSourceRectangle(cRect);
// 12. Get the position and the size in the viewport where the tile will be rendered.
MapRectangle viewDstRect = GetDestRectangle(cRect);
TileDrawInfo i = new TileDrawInfo();
i.Tile = new TileDescriptor(Zoom, currentTileX, currentTileY);
i.SourceRectangle = tileSrcRect;
i.DestinationRectangle = viewDstRect;
info.Add(i);
currentRectY += Provider.TileSize;
currentTileY = (currentTileY + 1) % tileCount;
}
currentRectY = imgRect.Y;
currentTileY = descriptor.Tile.Y;
currentTileX = (currentTileX + 1) % tileCount;
currentRectX += Provider.TileSize;
}
return(info);
}
public Tile(Vector position)
{
_descriptor = new TileDescriptor(position);
_collisionArea = new Rect(position.X, position.Y, Settings.TileSize, Settings.TileSize);
_heartbeatListener = new NPCHeartbeatListener();
}
public static RDPState ExecuteCommands(UVTXFile uvtx, out StringBuilder cmdsString)
{
RDPState rdpState = new RDPState();
cmdsString = new StringBuilder();
foreach (byte[] commandBytes in uvtx.displayListCommands)
{
byte[] bytes = commandBytes;
string operationDesc;
switch ((Fast3DEX2Opcode)bytes[0])
{
case Fast3DEX2Opcode.G_TEXTURE:
{
ulong word = bytes.ReadUInt64(0);
byte mipMap = (byte)(word.Bits(43, 3) + 1);
byte tileDescIndex = (byte)word.Bits(40, 3);
bool on = word.Bit(33);
float scaleFactorS = bytes.ReadUInt16(4) / (float)0x10000;
float scaleFactorT = bytes.ReadUInt16(6) / (float)0x10000;
rdpState.tileToUseWhenTexturing = tileDescIndex;
rdpState.maxMipMapLevels = mipMap;
rdpState.texturingEnabled = on;
rdpState.textureScaleS = scaleFactorS;
rdpState.textureScaleT = scaleFactorT;
operationDesc = "G_TEXTURE (Set RSP texture state)";
operationDesc += $": tile {tileDescIndex} scale=<{scaleFactorS}, {scaleFactorT}>; mm={mipMap} on={on}";
break;
}
case Fast3DEX2Opcode.G_SetOtherMode_H:
{
// TODO: actually implement this?
operationDesc = "G_SetOtherMode_H (Set Other Modes Hi)";
int length = bytes[3] + 1;
int shift = 32 - length - bytes[2];
string str = otherModeHShiftToStr[shift];
byte val = (byte)bytes.ReadUInt64(0).Bits(shift, length);
// TODO?: https://wiki.cloudmodding.com/oot/F3DZEX#RDP_Other_Modes.2C_Higher_Half
string valStr = Convert.ToString(val, 2).PadLeft(length, '0');
operationDesc += $": {str} = {valStr}";
break;
}
case Fast3DEX2Opcode.G_SETTILESIZE:
{
ulong word = bytes.ReadUInt64(0);
ushort sLoRaw = (ushort)word.Bits(44, 12);
ushort tLoRaw = (ushort)word.Bits(32, 12);
byte tileDescIndex = (byte)word.Bits(24, 3);
ushort sHiRaw = (ushort)word.Bits(12, 12);
ushort tHiRaw = (ushort)word.Bits(0, 12);
TileDescriptor t = rdpState.tileDescriptors[tileDescIndex];
t.sLo = sLoRaw / 4.0f;
t.tLo = tLoRaw / 4.0f;
t.sHi = sHiRaw / 4.0f;
t.tHi = tHiRaw / 4.0f;
float visWidth = (t.sHi - t.sLo) + 1;
float visHeight = (t.tHi - t.tLo) + 1;
operationDesc = "G_SETTILESIZE (Set texture coords and size)";
operationDesc += $": tile {tileDescIndex} lo=({t.sLo}, {t.tLo}) hi=({t.sHi}, {t.tHi}) [[{visWidth}, {visHeight}]]";
break;
}
case Fast3DEX2Opcode.G_LOADBLOCK:
{
ulong word = bytes.ReadUInt64(0);
ushort sLo = (ushort)word.Bits(44, 12);
ushort tLo = (ushort)word.Bits(32, 12);
byte tileDescIndex = (byte)word.Bits(24, 3);
ushort sHi = (ushort)word.Bits(12, 12);
ushort dxt = (ushort)word.Bits(0, 12);
if (dxt != 0)
{
throw new Exception();
}
if (sLo != 0 || tLo != 0)
{
throw new Exception();
}
if (rdpState.nextDRAMAddrForLoad == null || rdpState.bitSizeOfNextDataForLoad == null)
{
throw new Exception();
}
rdpState.tileDescriptors[tileDescIndex].sLo = sLo;
rdpState.tileDescriptors[tileDescIndex].tLo = tLo;
rdpState.tileDescriptors[tileDescIndex].sHi = sHi;
rdpState.tileDescriptors[tileDescIndex].tHi = dxt; // Not 100% sure this is the correct behavior
int dataStart = (int)rdpState.nextDRAMAddrForLoad;
int dataLengthBytes = (sHi + 1) * Texels.BitSizeToNumBytes((BitSize)rdpState.bitSizeOfNextDataForLoad);
int destPtr = rdpState.tileDescriptors[tileDescIndex].tmemAddressInWords * 8;
// I'm assuming this is the correct behavior because if I don't do this a lot of textures have a notch at the top right
// (Also it would make sense given that interleaving and addresses are all done on 64-bit words
dataLengthBytes = (int)Math.Ceiling(dataLengthBytes / 8f) * 8;
// Note: technically this inaccurate, we shouldn't clamp. But the instructions read beyond the file and IDK why,
// it doesn't seem to serve any purpose so I assume it's a bug (or I don't understand something about how the RSP works)
Array.Copy(uvtx.texelData, dataStart, rdpState.tmem, destPtr, Math.Min(uvtx.texelData.Length - dataStart, dataLengthBytes));
operationDesc = "G_LOADBLOCK (Load data into TMEM (uses params set in SETTIMG))";
operationDesc += $": tile {tileDescIndex} sLo={sLo} tLo={tLo} sHi={sHi} dxt={dxt}";
break;
}
case Fast3DEX2Opcode.G_SETTILE:
{
ulong word = bytes.ReadUInt64(0);
TileDescriptor t = new TileDescriptor
{
format = (ColorFormat)word.Bits(53, 3),
bitSize = (BitSize)word.Bits(51, 2),
wordsPerLine = (ushort)word.Bits(41, 9),
tmemAddressInWords = (ushort)word.Bits(32, 9),
palette = (byte)word.Bits(20, 4),
clampEnableT = word.Bit(19),
mirrorEnableT = word.Bit(18),
maskT = (byte)word.Bits(14, 4),
shiftT = (byte)word.Bits(10, 4),
clampEnableS = word.Bit(9),
mirrorEnableS = word.Bit(8),
maskS = (byte)word.Bits(4, 4),
shiftS = (byte)word.Bits(0, 4),
};
byte tileDescIndex = (byte)word.Bits(24, 3);
rdpState.tileDescriptors[tileDescIndex] = t;
operationDesc = "G_SETTILE (Set texture properties)";
operationDesc += $": tile {tileDescIndex} fmt={t.bitSize}-bit {t.format} wordsPerLine={t.wordsPerLine} addrWords={t.tmemAddressInWords} palette={t.palette}"
+ $" s(clmp={t.clampEnableS} mirr={t.mirrorEnableS} mask={t.maskS} shift={t.shiftS}) t(clmp={t.clampEnableT} mirr={t.mirrorEnableT} mask={t.maskT} shift={t.shiftT})";
break;
}
case Fast3DEX2Opcode.G_SETPRIMCOLOR:
{
float minLODLevel = bytes[2] / 0x100f;
float LODfrac = bytes[3] / 0x100f;
byte r = bytes[4];
byte g = bytes[5];
byte b = bytes[6];
byte a = bytes[7];
rdpState.colorCombinerSettings.primR = r;
rdpState.colorCombinerSettings.primG = g;
rdpState.colorCombinerSettings.primB = b;
rdpState.colorCombinerSettings.primA = a;
rdpState.colorCombinerSettings.minLODLevel = minLODLevel;
rdpState.colorCombinerSettings.LODfrac = LODfrac;
operationDesc = "G_SETPRIMCOLOR (Set color combiner primitive color + LOD)";
operationDesc += $": rgba({r}, {g}, {b}, {a}) minLOD={minLODLevel} LODfrac={LODfrac}";
break;
}
case Fast3DEX2Opcode.G_SETENVCOLOR:
{
byte r = bytes[4];
byte g = bytes[5];
byte b = bytes[6];
byte a = bytes[7];
rdpState.colorCombinerSettings.envR = r;
rdpState.colorCombinerSettings.envG = g;
rdpState.colorCombinerSettings.envB = b;
rdpState.colorCombinerSettings.envA = a;
operationDesc = "G_SETENVCOLOR (Set color combiner environment color)";
operationDesc += $": rgba({r}, {g}, {b}, {a})";
break;
}
case Fast3DEX2Opcode.G_SETCOMBINE:
operationDesc = "G_SETCOMBINE (Set color combiner algorithm)";
break;
case Fast3DEX2Opcode.G_SETTIMG:
{
ulong word = bytes.ReadUInt64(0);
ColorFormat format = (ColorFormat)word.Bits(53, 3);
BitSize bitSize = (BitSize)word.Bits(51, 2);
uint dramAddress = (uint)word.Bits(0, 25);
rdpState.nextDRAMAddrForLoad = dramAddress;
rdpState.bitSizeOfNextDataForLoad = bitSize;
operationDesc = "G_SETTIMG (Set pointer to data to load + size of data)";
operationDesc += $": DRAM 0x{dramAddress:X8}; fmt={bitSize}-bit {format}";
break;
}
case Fast3DEX2Opcode.G_RDPLOADSYNC:
operationDesc = "G_RDPLOADSYNC (Wait for texture load)";
break;
case Fast3DEX2Opcode.G_RDPTILESYNC:
operationDesc = "G_RDPTILESYNC (Wait for rendering + update tile descriptor attributes)";
break;
case Fast3DEX2Opcode.G_ENDDL:
operationDesc = "G_ENDDL (End display list)";
break;
default:
throw new InvalidOperationException();
}
string bytesStr = String.Join(" ", bytes.Select(b => b.ToString("X2")));
cmdsString.AppendLine(bytesStr + " | " + operationDesc);
}
return(rdpState);
}
private string GetFilePath(TileDescriptor tile)
{
return(Path.Combine(_cacheDir, SubCache, tile.Zoom.ToString(), tile.Tile.X.ToString(), $"{tile.Tile.Y}.png"));
}
public bool HasTile(TileDescriptor tile)
{
return(File.Exists(GetFilePath(tile)));
}
