/// <summary>
/// Get a tile from a vertex.
/// </summary>
/// <param name="index"></param>
/// <returns></returns>
public static TrTile TileFromTriangleIndex(int index, E_TRACKMESH meshType, TrGenData data)
{
if (meshType == E_TRACKMESH.FLOOR)
{
if (data.TILES_FLOOR_MAPPED[index * 3] != null)
{
return(data.TILES_FLOOR_MAPPED[index * 3]);
}
else
{
return(null);
}
}
else if (meshType == E_TRACKMESH.WALL)
{
if (data.TILES_WALL_MAPPED[index * 3] != null)
{
return(data.TILES_WALL_MAPPED[index * 3]);
}
else
{
return(null);
}
}
else
{
return(null);
}
}
/// <summary>
/// Get a section by its index.
/// </summary>
/// <param name="index"></param>
/// <returns></returns>
public static TrSection SectionFromIndex(int index, TrGenData data)
{
for (int i = 0; i < data.SECTIONS.Count; i++)
{
if (data.SECTIONS[i].SECTION_INDEX == index)
return data.SECTIONS[i];
}
return null;
}
/// <summary>
/// Get a tile from a vertex.
/// </summary>
/// <param name="index"></param>
/// <returns></returns>
public static TrTile TileFromTriangleIndex(int index, E_TRACKMESH meshType, TrGenData data)
{
if (meshType == E_TRACKMESH.FLOOR)
{
if (data.TILES_FLOOR_MAPPED[index * 3] != null)
return data.TILES_FLOOR_MAPPED[index * 3];
else
return null;
}
else if (meshType == E_TRACKMESH.WALL)
{
if (data.TILES_WALL_MAPPED[index * 3] != null)
return data.TILES_WALL_MAPPED[index * 3];
else
return null;
}
else
{
return null;
}
}
/// <summary>
/// Forces the track data to be regenerated.
/// </summary>
public void UpdateTrackData()
{
// if there is no track data or the meshes have changed then generate new track data
if (TRACK_DATA == null || MESH_TRACKFLOOR_PREV != MESH_TRACKFLOOR || MESH_TRACKWALL != MESH_TRACKWALL_PREV || reloadTrackData)
{
reloadTrackData = false;
// makes sure both track and wall meshes are present before updating
if (MESH_TRACKFLOOR == null || MESH_TRACKWALL == null)
return;
// restore original meshes before regenerating track data
if (!hasCachedVerts)
{
originalFloorMesh = MESH_TRACKFLOOR.sharedMesh;
originalWallMesh = MESH_TRACKWALL.sharedMesh;
hasCachedVerts = true;
} else if (hasCachedVerts)
{
MESH_TRACKFLOOR.sharedMesh = originalFloorMesh;
MESH_TRACKWALL.sharedMesh = originalWallMesh;
}
TRACK_DATA = TrGen.GenerateTrack(MESH_TRACKFLOOR.sharedMesh, MESH_TRACKWALL.sharedMesh, MESH_TRACKFLOOR.transform, MESH_TRACKWALL.transform);
MESH_TRACKFLOOR_PREV = MESH_TRACKFLOOR;
MESH_TRACKWALL_PREV = MESH_TRACKWALL;
// fetch tile and section types from cache
if (CACHE_TILES.Length > 0)
{
for (int i = 0; i < CACHE_TILES.Length; i++)
{
TRACK_DATA.TILES_FLOOR[i].TILE_TYPE = CACHE_TILES[i];
}
}
if (CACHE_SECTIONS.Length > 0)
{
for (int i = 0; i < CACHE_SECTIONS.Length; i++)
{
TRACK_DATA.SECTIONS[i].SECTION_TYPE = CACHE_SECTIONS[i];
}
}
// set cache array lengths
if (CACHE_TILES.Length != TRACK_DATA.TILES_FLOOR.Count)
CACHE_TILES = new E_TILETYPE[TRACK_DATA.TILES_FLOOR.Count];
if (CACHE_SECTIONS.Length != TRACK_DATA.SECTIONS.Count)
CACHE_SECTIONS = new E_SECTIONTYPE[TRACK_DATA.SECTIONS.Count];
// load cached section positions
if (CACHE_SECTIONPOSITIONS.Count > 0)
{
for (int i = 0; i < CACHE_SECTIONPOSITIONS.Count; i++)
{
TRACK_DATA.SECTIONS[i].SECTION_POSITION = CACHE_SECTIONPOSITIONS[i];
}
}
}
}
public static TrGenData GenerateTrack(Mesh trackFloor, Mesh trackWall, Transform floorT, Transform floorW)
{
if (trackFloor == null || trackWall == null)
{
Debug.LogError("TRGEN: track floor and/or track wall meshes not present!");
return null;
}
TrGenData gen = new TrGenData();
// re-build floor mesh so all tris have unique verts
Vector3[] newVertices = new Vector3[trackFloor.triangles.Length];
Vector2[] newUV = new Vector2[trackFloor.triangles.Length];
Vector3[] newNormals = new Vector3[trackFloor.triangles.Length];
int[] newTriangles = new int[trackFloor.triangles.Length];
int triLength = trackFloor.triangles.Length;
for (int i = 0; i < triLength; i++)
{
newVertices[i] = trackFloor.vertices[trackFloor.triangles[i]];
newUV[i] = trackFloor.uv[trackFloor.triangles[i]];
newNormals[i] = trackFloor.normals[trackFloor.triangles[i]];
newTriangles[i] = i;
}
trackFloor.vertices = newVertices;
trackFloor.uv = newUV;
trackFloor.normals = newNormals;
trackFloor.triangles = newTriangles;
// re-build wall mesh
newVertices = new Vector3[trackWall.triangles.Length];
newUV = new Vector2[trackWall.triangles.Length];
newNormals = new Vector3[trackWall.triangles.Length];
newTriangles = new int[trackWall.triangles.Length];
triLength = trackWall.triangles.Length;
for (int i = 0; i < triLength; i++)
{
newVertices[i] = trackWall.vertices[trackWall.triangles[i]];
newUV[i] = trackWall.uv[trackWall.triangles[i]];
newNormals[i] = trackWall.normals[trackWall.triangles[i]];
newTriangles[i] = i;
}
trackWall.vertices = newVertices;
trackWall.uv = newUV;
trackWall.normals = newNormals;
trackWall.triangles = newTriangles;
#region TEMPS
// verts
Vector3[] verts = trackFloor.vertices;
Vector3[] verts2 = trackWall.vertices;
// section data
TrSection newSection = new TrSection();
TrTile[] tiles = new TrTile[2];
// mesh triangles
int[] tris = trackFloor.triangles;
int[] tris2 = trackWall.triangles;
// tiles to be mapped to indicies
TrTile[] mappedFloor = new TrTile[tris.Length];
TrTile[] mappedWall = new TrTile[tris.Length];
// mesh normals
Vector3[] normals = trackFloor.normals;
Vector3[] normals2 = trackWall.normals;
// vertex positions
Vector3 p1 = Vector3.zero;
Vector3 p2 = Vector3.zero;
Vector3 pMid = Vector3.zero;
// vertex normals
Vector3 n1 = Vector3.zero;
Vector3 n2 = Vector3.zero;
Vector3 nMid = Vector3.zero;
#endregion
// create floor tiles
int index = 0;
for (int i = 0; i < tris.Length - 3; i += 6)
{
// create new tile
TrTile newTile = new TrTile();
// add tile indicies
newTile.TILE_INDICES.Add(tris[i + 0]);
newTile.TILE_INDICES.Add(tris[i + 1]);
newTile.TILE_INDICES.Add(tris[i + 2]);
newTile.TILE_INDICES.Add(tris[i + 4]);
// get mid position of all vertices
p1 = floorT.TransformPoint(verts[tris[i]]);
p2 = floorT.TransformPoint(verts[tris[i + 1]]);
pMid = (p1 + p2) / 2;
// set default tile settings
newTile.TILE_TYPE = E_TILETYPE.FLOOR;
newTile.TILE_COLOR = Color.white;
newTile.TILE_POSITION = pMid;
newTile.TILE_INDEX = index;
// add tile to list
gen.TILES_FLOOR.Add(newTile);
mappedFloor[i + 0] = newTile;
mappedFloor[i + 1] = newTile;
mappedFloor[i + 2] = newTile;
mappedFloor[i + 3] = newTile;
index++;
}
/*
// create wall tiles
index = 0;
for (int i = 0; i < tris2.Length - 3; i += 6)
{
// create new tile
TrTile newTile = new TrTile();
// add tile indicies
newTile.TILE_INDICES.Add(tris2[i + 0]);
newTile.TILE_INDICES.Add(tris2[i + 1]);
newTile.TILE_INDICES.Add(tris2[i + 2]);
newTile.TILE_INDICES.Add(tris2[i + 4]);
// get mid position of all vertices
p1 = floorT.TransformPoint(verts2[tris2[i]]);
p2 = floorT.TransformPoint(verts2[tris2[i + 1]]);
pMid = (p1 + p2) / 2;
// set default tile settings
newTile.TILE_TYPE = E_TILETYPE.FLOOR;
newTile.TILE_COLOR = Color.white;
newTile.TILE_POSITION = pMid;
newTile.TILE_INDEX = 0;
// add tile to list
gen.TILES_WALL.Add(newTile);
mappedWall[i + 0] = newTile;
mappedWall[i + 1] = newTile;
mappedWall[i + 2] = newTile;
mappedWall[i + 4] = newTile;
index++;
}
*/
// create sections
index = 0;
for (int i = 0; i < gen.TILES_FLOOR.Count - 1; i += 2)
{
// setup section and get tiles
newSection = new TrSection();
tiles[0] = gen.TILES_FLOOR[i + 0];
tiles[1] = gen.TILES_FLOOR[i + 1];
// set section defaults
newSection.SECTION_TYPE = E_SECTIONTYPE.NORMAL;
newSection.SECTION_TILES = tiles;
newSection.SECTION_INDEX = index;
// set section position
p1 = floorT.transform.TransformPoint(verts[tiles[0].TILE_INDICES[0]]);
p2 = floorT.transform.TransformPoint(verts[tiles[1].TILE_INDICES[1]]);
pMid = (p1 + p2) / 2;
newSection.SECTION_POSITION = pMid;
// set section normal
n1 = floorT.transform.TransformDirection(normals[tiles[0].TILE_INDICES[0]]);
n2 = floorT.transform.TransformDirection(normals[tiles[1].TILE_INDICES[1]]);
nMid = (n1 + n2) / 2;
newSection.SECTION_NORMAL = nMid;
// add section
gen.SECTIONS.Add(newSection);
// add section to tiles
tiles[0].TILE_SECTION = newSection;
tiles[1].TILE_SECTION = newSection;
tiles[1].TILE_SECOND = true;
index++;
}
// set next sections
for (int i = 0; i < gen.SECTIONS.Count; i++)
{
if (i == gen.SECTIONS.Count - 1)
gen.SECTIONS[i].SECTION_NEXT = gen.SECTIONS[0];
else
gen.SECTIONS[i].SECTION_NEXT = gen.SECTIONS[i + 1];
}
// add mapped tiles to gendata
for (int i = 0; i < mappedFloor.Length; i++)
gen.TILES_FLOOR_MAPPED.Add(mappedFloor[i]);
return gen;
}
/// <summary>
/// Forces the track data to be regenerated.
/// </summary>
public void UpdateTrackData()
{
// if there is no track data or the meshes have changed then generate new track data
if (TRACK_DATA == null || MESH_TRACKFLOOR_PREV != MESH_TRACKFLOOR || MESH_TRACKWALL != MESH_TRACKWALL_PREV || reloadTrackData)
{
reloadTrackData = false;
// makes sure both track and wall meshes are present before updating
if (MESH_TRACKFLOOR == null || MESH_TRACKWALL == null)
{
return;
}
// restore original meshes before regenerating track data
if (!hasCachedVerts)
{
originalFloorMesh = MESH_TRACKFLOOR.sharedMesh;
originalWallMesh = MESH_TRACKWALL.sharedMesh;
hasCachedVerts = true;
}
else if (hasCachedVerts)
{
MESH_TRACKFLOOR.sharedMesh = originalFloorMesh;
MESH_TRACKWALL.sharedMesh = originalWallMesh;
}
TRACK_DATA = TrGen.GenerateTrack(MESH_TRACKFLOOR.sharedMesh, MESH_TRACKWALL.sharedMesh, MESH_TRACKFLOOR.transform, MESH_TRACKWALL.transform);
MESH_TRACKFLOOR_PREV = MESH_TRACKFLOOR;
MESH_TRACKWALL_PREV = MESH_TRACKWALL;
// fetch tile and section types from cache
if (CACHE_TILES.Length > 0)
{
for (int i = 0; i < CACHE_TILES.Length; i++)
{
TRACK_DATA.TILES_FLOOR[i].TILE_TYPE = CACHE_TILES[i];
}
}
if (CACHE_SECTIONS.Length > 0)
{
for (int i = 0; i < CACHE_SECTIONS.Length; i++)
{
TRACK_DATA.SECTIONS[i].SECTION_TYPE = CACHE_SECTIONS[i];
}
}
// set cache array lengths
if (CACHE_TILES.Length != TRACK_DATA.TILES_FLOOR.Count)
{
CACHE_TILES = new E_TILETYPE[TRACK_DATA.TILES_FLOOR.Count];
}
if (CACHE_SECTIONS.Length != TRACK_DATA.SECTIONS.Count)
{
CACHE_SECTIONS = new E_SECTIONTYPE[TRACK_DATA.SECTIONS.Count];
}
// load cached section positions
if (CACHE_SECTIONPOSITIONS.Count > 0)
{
for (int i = 0; i < CACHE_SECTIONPOSITIONS.Count; i++)
{
TRACK_DATA.SECTIONS[i].SECTION_POSITION = CACHE_SECTIONPOSITIONS[i];
}
}
}
}
public static TrGenData GenerateTrack(Mesh trackFloor, Mesh trackWall, Transform floorT, Transform floorW)
{
if (trackFloor == null || trackWall == null)
{
Debug.LogError("TRGEN: track floor and/or track wall meshes not present!");
return(null);
}
TrGenData gen = new TrGenData();
// re-build floor mesh so all tris have unique verts
Vector3[] newVertices = new Vector3[trackFloor.triangles.Length];
Vector2[] newUV = new Vector2[trackFloor.triangles.Length];
Vector3[] newNormals = new Vector3[trackFloor.triangles.Length];
int[] newTriangles = new int[trackFloor.triangles.Length];
for (int i = 0; i < trackFloor.triangles.Length; i++)
{
newVertices[i] = trackFloor.vertices[trackFloor.triangles[i]];
newUV[i] = trackFloor.uv[trackFloor.triangles[i]];
newNormals[i] = trackFloor.normals[trackFloor.triangles[i]];
newTriangles[i] = i;
}
trackFloor.vertices = newVertices;
trackFloor.uv = newUV;
trackFloor.normals = newNormals;
trackFloor.triangles = newTriangles;
// re-build wall mesh
newVertices = new Vector3[trackWall.triangles.Length];
newUV = new Vector2[trackWall.triangles.Length];
newNormals = new Vector3[trackWall.triangles.Length];
newTriangles = new int[trackWall.triangles.Length];
for (int i = 0; i < trackWall.triangles.Length; i++)
{
newVertices[i] = trackWall.vertices[trackWall.triangles[i]];
newUV[i] = trackWall.uv[trackWall.triangles[i]];
newNormals[i] = trackWall.normals[trackWall.triangles[i]];
newTriangles[i] = i;
}
trackWall.vertices = newVertices;
trackWall.uv = newUV;
trackWall.normals = newNormals;
trackWall.triangles = newTriangles;
#region TEMPS
// verts
Vector3[] verts = trackFloor.vertices;
Vector3[] verts2 = trackWall.vertices;
// section data
TrSection newSection = new TrSection();
TrTile[] tiles = new TrTile[2];
// mesh triangles
int[] tris = trackFloor.triangles;
int[] tris2 = trackWall.triangles;
// tiles to be mapped to indicies
TrTile[] mappedFloor = new TrTile[tris.Length];
TrTile[] mappedWall = new TrTile[tris.Length];
// mesh normals
Vector3[] normals = trackFloor.normals;
Vector3[] normals2 = trackWall.normals;
// vertex positions
Vector3 p1 = Vector3.zero;
Vector3 p2 = Vector3.zero;
Vector3 pMid = Vector3.zero;
// vertex normals
Vector3 n1 = Vector3.zero;
Vector3 n2 = Vector3.zero;
Vector3 nMid = Vector3.zero;
#endregion
// create floor tiles
int index = 0;
for (int i = 0; i < tris.Length - 3; i += 6)
{
// create new tile
TrTile newTile = new TrTile();
// add tile indicies
newTile.TILE_INDICES.Add(tris[i + 0]);
newTile.TILE_INDICES.Add(tris[i + 1]);
newTile.TILE_INDICES.Add(tris[i + 2]);
newTile.TILE_INDICES.Add(tris[i + 4]);
// get mid position of all vertices
p1 = floorT.TransformPoint(verts[tris[i]]);
p2 = floorT.TransformPoint(verts[tris[i + 1]]);
pMid = (p1 + p2) / 2;
// set default tile settings
newTile.TILE_TYPE = E_TILETYPE.FLOOR;
newTile.TILE_COLOR = Color.white;
newTile.TILE_POSITION = pMid;
newTile.TILE_INDEX = index;
// add tile to list
gen.TILES_FLOOR.Add(newTile);
mappedFloor[i + 0] = newTile;
mappedFloor[i + 1] = newTile;
mappedFloor[i + 2] = newTile;
mappedFloor[i + 3] = newTile;
index++;
}
// create wall tiles
index = 0;
for (int i = 0; i < tris2.Length - 3; i += 6)
{
// create new tile
TrTile newTile = new TrTile();
// add tile indicies
newTile.TILE_INDICES.Add(tris2[i + 0]);
newTile.TILE_INDICES.Add(tris2[i + 1]);
newTile.TILE_INDICES.Add(tris2[i + 2]);
newTile.TILE_INDICES.Add(tris2[i + 4]);
// get mid position of all vertices
p1 = floorT.TransformPoint(verts2[tris2[i]]);
p2 = floorT.TransformPoint(verts2[tris2[i + 1]]);
pMid = (p1 + p2) / 2;
// set default tile settings
newTile.TILE_TYPE = E_TILETYPE.FLOOR;
newTile.TILE_COLOR = Color.white;
newTile.TILE_POSITION = pMid;
newTile.TILE_INDEX = 0;
// add tile to list
gen.TILES_WALL.Add(newTile);
mappedWall[i + 0] = newTile;
mappedWall[i + 1] = newTile;
mappedWall[i + 2] = newTile;
mappedWall[i + 4] = newTile;
index++;
}
// create sections
index = 0;
for (int i = 0; i < gen.TILES_FLOOR.Count - 1; i += 2)
{
// setup section and get tiles
newSection = new TrSection();
tiles[0] = gen.TILES_FLOOR[i + 0];
tiles[1] = gen.TILES_FLOOR[i + 1];
// set section defaults
newSection.SECTION_TYPE = E_SECTIONTYPE.NORMAL;
newSection.SECTION_TILES = tiles;
newSection.SECTION_INDEX = index;
// set section position
p1 = floorT.transform.TransformPoint(verts[tiles[0].TILE_INDICES[0]]);
p2 = floorT.transform.TransformPoint(verts[tiles[1].TILE_INDICES[1]]);
pMid = (p1 + p2) / 2;
newSection.SECTION_POSITION = pMid;
// set section normal
n1 = floorT.transform.TransformDirection(normals[tiles[0].TILE_INDICES[0]]);
n2 = floorT.transform.TransformDirection(normals[tiles[1].TILE_INDICES[1]]);
nMid = (n1 + n2) / 2;
newSection.SECTION_NORMAL = nMid;
// add section
gen.SECTIONS.Add(newSection);
// add section to tiles
tiles[0].TILE_SECTION = newSection;
tiles[1].TILE_SECTION = newSection;
tiles[1].TILE_SECOND = true;
index++;
}
// set next sections
for (int i = 0; i < gen.SECTIONS.Count; i++)
{
if (i == gen.SECTIONS.Count - 1)
{
gen.SECTIONS[i].SECTION_NEXT = gen.SECTIONS[0];
}
else
{
gen.SECTIONS[i].SECTION_NEXT = gen.SECTIONS[i + 1];
}
}
// add mapped tiles to gendata
for (int i = 0; i < mappedFloor.Length; i++)
{
gen.TILES_FLOOR_MAPPED.Add(mappedFloor[i]);
}
return(gen);
}
