private List <FarmQuad> AssembleQuadsFromLines(
List <IHexCell> farmBlob, List <FarmLine> toNortheastLines, List <FarmLine> toNorthwestLines
)
{
var retval = new List <FarmQuad>();
for (int northeastIndex = 0; northeastIndex < toNortheastLines.Count - 1; northeastIndex++)
{
for (int northwestIndex = 0; northwestIndex < toNorthwestLines.Count - 1; northwestIndex++)
{
Vector2 northVertex, eastVertex, southVertex, westVertex;
Geometry2D.ClosestPointsOnTwoLines(
toNortheastLines[northeastIndex + 1].Point, toNortheastLines[northeastIndex + 1].Direction,
toNorthwestLines[northwestIndex + 1].Point, toNorthwestLines[northwestIndex + 1].Direction,
out northVertex, out northVertex
);
Geometry2D.ClosestPointsOnTwoLines(
toNortheastLines[northeastIndex].Point, toNortheastLines[northeastIndex].Direction,
toNorthwestLines[northwestIndex + 1].Point, toNorthwestLines[northwestIndex + 1].Direction,
out eastVertex, out eastVertex
);
Geometry2D.ClosestPointsOnTwoLines(
toNortheastLines[northeastIndex].Point, toNortheastLines[northeastIndex].Direction,
toNorthwestLines[northwestIndex].Point, toNorthwestLines[northwestIndex].Direction,
out southVertex, out southVertex
);
Geometry2D.ClosestPointsOnTwoLines(
toNortheastLines[northeastIndex + 1].Point, toNortheastLines[northeastIndex + 1].Direction,
toNorthwestLines[northwestIndex].Point, toNorthwestLines[northwestIndex].Direction,
out westVertex, out westVertex
);
if (ShouldAddQuad(farmBlob, northVertex, eastVertex, southVertex, westVertex))
{
var newQuad = new FarmQuad(southVertex, eastVertex, westVertex, northVertex);
var hexHash = NoiseGenerator.SampleHashGrid((southVertex + eastVertex + westVertex + northVertex) / 4f);
GetUVPatch(hexHash, newQuad);
retval.Add(newQuad);
}
}
}
return(retval);
}
private void GetUVPatch(
HexHash hash, FarmQuad quad
)
{
if (hash.A <= 0.5f)
{
quad.BottomLeftUV = new Vector2(0f, 0f);
quad.BottomRightUV = new Vector2(1f, 0f);
quad.TopLeftUV = new Vector2(0f, 1f);
quad.TopRightUV = new Vector2(1f, 1f);
}
else
{
quad.BottomLeftUV = new Vector2(0f, 0f);
quad.BottomRightUV = new Vector2(0f, 1f);
quad.TopLeftUV = new Vector2(1f, 0f);
quad.TopRightUV = new Vector2(1f, 1f);
}
quad.Color = RenderConfig.FarmColors[Mathf.FloorToInt(hash.C * RenderConfig.FarmColors.Count)];
}
