public static VoxelMeshData CreateMeshData(float[] heightMap, int width, int height, int chunkX, int chunkY,
int chunkWidth, int chunkHeight, TerrainTable terrainTable, bool edges = true, float edgeThickness = 1f)
{
var terrainMap = terrainTable.GetTerrainMap(heightMap);
var xOffset = chunkX * chunkWidth;
var yOffset = chunkY * chunkHeight;
var meshData = new VoxelMeshData(width, height, new Vector2Int(xOffset, yOffset));
for (var y = 0; y < chunkHeight && y + yOffset < height; y++)
{
for (var x = 0; x < chunkWidth && x + xOffset < width; x++)
{
var mapX = x + xOffset;
var mapY = y + yOffset;
var terrain = terrainMap[mapY * width + mapX];
var front = mapY + 1 < height ? terrainMap[(mapY + 1) * width + mapX] : null;
var back = mapY - 1 >= 0 ? terrainMap[(mapY - 1) * width + mapX] : null;
var right = mapX + 1 < width ? terrainMap[mapY * width + mapX + 1] : null;
var left = mapX - 1 >= 0 ? terrainMap[mapY * width + mapX - 1] : null;
meshData.AddUpQuad(x, y, terrain.MinElevation);
if (left != null && left.MinElevation < terrain.MinElevation)
{
meshData.AddLeftQuad(x, y, terrain.MinElevation, terrain.MinElevation - left.MinElevation);
}
else if (edges && mapX - 1 < 0)
{
meshData.AddLeftQuad(x, y, terrain.MinElevation, terrain.MinElevation + edgeThickness);
}
if (front != null && front.MinElevation < terrain.MinElevation)
{
meshData.AddFrontQuad(x, y, terrain.MinElevation, terrain.MinElevation - front.MinElevation);
}
else if (edges && mapY + 1 >= height)
{
meshData.AddFrontQuad(x, y, terrain.MinElevation, terrain.MinElevation + edgeThickness);
}
if (right != null && right.MinElevation < terrain.MinElevation)
{
meshData.AddRightQuad(x, y, terrain.MinElevation, terrain.MinElevation - right.MinElevation);
}
else if (edges && mapX + 1 >= width)
{
meshData.AddRightQuad(x, y, terrain.MinElevation, terrain.MinElevation + edgeThickness);
}
if (back != null && back.MinElevation < terrain.MinElevation)
{
meshData.AddBackQuad(x, y, terrain.MinElevation, terrain.MinElevation - back.MinElevation);
}
else if (edges && mapY - 1 < 0)
{
meshData.AddBackQuad(x, y, terrain.MinElevation, terrain.MinElevation + edgeThickness);
}
}
}
return(meshData);
}
public async void DisplayMap(WorldMapData worldMapData)
{
if (!enabled)
{
return;
}
var heightMapLayer = worldMapData.GetLayer <HeightMapLayerData>();
var regionMapLayer = worldMapData.GetLayer <RegionMapLayerData>();
var width = worldMapData.width;
var height = worldMapData.height;
var heightMap = heightMapLayer.heightMap;
var regions = regionMapLayer.regions;
var regionMap = regionMapLayer.regionMap;
var terrainMap = _terrainTable.GetTerrainMap(heightMap);
var colorMap = TerrainTable.GetColorMap(heightMap, terrainMap, gradiate);
if (fillRegions && regionColors.Length > 0)
{
for (int i = 0; i < colorMap.Length; i++)
{
var regionIndex = regionMap[i];
if (regionIndex <= 0)
{
continue;
}
var regionColor = regionColors[(regionIndex - 1) % regionColors.Length];
var alpha = Mathf.Clamp01(regionColor.a * regionFillAlpha);
colorMap[i] = regionColor * alpha + (1 - alpha) * colorMap[i];
}
}
if (drawBorders && regionColors.Length > 0)
{
foreach (var region in regions)
{
foreach (var pt in region.borderPoints)
{
int index = pt.y * width + pt.x;
var regionIndex = regionMap[index];
var regionColor = regionColors[regionIndex - 1];
var alpha = regionColor.a * borderAlpha;
colorMap[index] = regionColor * alpha + (1 - alpha) * colorMap[index];
colorMap[index].a = 1;
}
}
}
if (drawSpawnPoints)
{
foreach (var region in regions)
{
var pt = region.spawnPt;
int index = pt.y * width + pt.x;
colorMap[index] = Color.black;
}
}
if (drawPoissonPoints)
{
var poissonLayer = worldMapData.GetLayer <PoissonMapLayerData>();
if (poissonLayer != null)
{
foreach (var pt in poissonLayer.points)
{
int index = pt.y * width + pt.x;
colorMap[index] = Color.black;
}
}
}
var texture = TextureUtility.GetColorMap(colorMap, width, height);
texture.filterMode = filterMode;
SetTexture(texture);
if (scaleTexture)
{
await TextureScale.BilinearAsync(texture, Mathf.Min(2048, Mathf.RoundToInt(width *textureScale)), Mathf.Min(2048, Mathf.RoundToInt(height *textureScale)));
}
}
