void TriangulateCornerTerraces(Vector3 bottomVertex, Cell bottomCell, Vector3 leftVertex, Cell leftCell,
Vector3 rightVertex, Cell rightCell)
{
//Bottom triangle
var intermediateLeftVertex = Metrics.TerraceLerp(bottomVertex, leftVertex, 1);
var intermediateRightVertex = Metrics.TerraceLerp(bottomVertex, rightVertex, 1);
var intermediateLeftColor = Metrics.TerraceLerp(bottomCell.Color, leftCell.Color, 1);
var intermediateRightColor = Metrics.TerraceLerp(bottomCell.Color, rightCell.Color, 1);
terrain.AddTriangle(bottomVertex, intermediateLeftVertex, intermediateRightVertex);
terrain.AddTriangleColor(bottomCell.Color, intermediateLeftColor, intermediateRightColor);
//Intermediate
for (var i = 2; i < Metrics.SlopeSteps; i++)
{
var startLeftVertex = intermediateLeftVertex;
var startRightVertex = intermediateRightVertex;
var startLeftColor = intermediateLeftColor;
var startRightColor = intermediateRightColor;
intermediateLeftVertex = Metrics.TerraceLerp(bottomVertex, leftVertex, i);
intermediateRightVertex = Metrics.TerraceLerp(bottomVertex, rightVertex, i);
intermediateLeftColor = Metrics.TerraceLerp(bottomCell.Color, leftCell.Color, i);
intermediateRightColor = Metrics.TerraceLerp(bottomCell.Color, rightCell.Color, i);
terrain.AddQuad(startLeftVertex, startRightVertex, intermediateLeftVertex, intermediateRightVertex);
terrain.AddQuadColor(startLeftColor, startRightColor, intermediateLeftColor, intermediateRightColor);
}
//Top Quad
terrain.AddQuad(intermediateLeftVertex, intermediateRightVertex, leftVertex, rightVertex);
terrain.AddQuadColor(intermediateLeftColor, intermediateRightColor, leftCell.Color, rightCell.Color);
}