private void RenderSpline(BezierSpline spline, IHexMesh mesh)
{
if (spline == null)
{
return;
}
float delta = 1f / RenderConfig.RoadQuadsPerCurve;
float v1, v2 = 0;
Vector3 lowerLeft, lowerRight, upperLeft, upperRight;
for (float t = 0f; t < 1f; t += delta)
{
lowerLeft = spline.GetPoint(t) + spline.GetNormalXZ(t).normalized *RenderConfig.RoadWidth / 2f;
lowerRight = spline.GetPoint(t) - spline.GetNormalXZ(t).normalized *RenderConfig.RoadWidth / 2f;
upperLeft = spline.GetPoint(t + delta) + spline.GetNormalXZ(t + delta).normalized *RenderConfig.RoadWidth / 2f;
upperRight = spline.GetPoint(t + delta) - spline.GetNormalXZ(t + delta).normalized *RenderConfig.RoadWidth / 2f;
v1 = v2;
v2 += (lowerLeft - lowerRight).magnitude / RenderConfig.RoadVRepeatLength;
mesh.AddQuad(lowerLeft, lowerRight, upperLeft, upperRight);
mesh.AddQuadUV(0f, 1f, v1, v2);
}
}
private void TriangulateCultureAlongContour(
IHexCell center, HexDirection direction, Color color, IHexMesh cultureMesh
)
{
var contour = CellEdgeContourCanon.GetContourForCellEdge(center, direction);
Vector2 innerCCW, innerCW, outerCCW, outerCW;
for (int i = 0; i < contour.Count - 1; i++)
{
outerCCW = contour[i];
outerCW = contour[i + 1];
innerCCW = Vector2.Lerp(outerCCW, center.AbsolutePositionXZ, RenderConfig.CultureWidthPercent);
innerCW = Vector2.Lerp(outerCW, center.AbsolutePositionXZ, RenderConfig.CultureWidthPercent);
cultureMesh.AddQuad(
new Vector3(innerCCW.x, 0f, innerCCW.y), new Vector3(innerCW.x, 0f, innerCW.y),
new Vector3(outerCCW.x, 0f, outerCCW.y), new Vector3(outerCW.x, 0f, outerCW.y)
);
cultureMesh.AddQuadUV(new Vector2(0f, 0f), new Vector2(0f, 0f), new Vector2(0f, 1f), new Vector2(0f, 1f));
cultureMesh.AddQuadColor(color);
}
}
private void TriangulateMarshEdge(
IHexCell center, IHexCell right, float centerV, float rightV, HexDirection direction, IHexMesh mesh
)
{
mesh.AddQuad(
center.AbsolutePosition + RenderConfig.GetFirstSolidCorner(direction),
center.AbsolutePosition + RenderConfig.GetSecondSolidCorner(direction),
right.AbsolutePosition + RenderConfig.GetSecondSolidCorner(direction.Opposite()),
right.AbsolutePosition + RenderConfig.GetFirstSolidCorner(direction.Opposite())
);
mesh.AddQuadUV(0f, 0f, centerV, rightV);
}
private void TriangulateCultureCorners_River(
IHexCell center, IHexCell left, IHexCell right, IHexCell nextRight, HexDirection direction,
ICivilization centerOwner, ReadOnlyCollection <Vector2> centerRightContour, IHexMesh cultureMesh
)
{
Color cultureColor = centerOwner.Template.Color;
if (left != null && CivTerritoryLogic.GetCivClaimingCell(left) != centerOwner)
{
float ccwTransparency = 1f, cwTransparency;
Vector2 innerCCW, innerCW, outerCCW, outerCW;
float cultureWidth = (centerRightContour.First() - center.AbsolutePositionXZ).magnitude * RenderConfig.CultureWidthPercent;
int i = 0;
do
{
outerCCW = centerRightContour[i];
outerCW = centerRightContour[i + 1];
float distanceFromStart = (centerRightContour.First() - outerCW).magnitude;
cwTransparency = Mathf.Clamp01(1f - distanceFromStart / cultureWidth);
innerCCW = Vector2.Lerp(outerCCW, center.AbsolutePositionXZ, RenderConfig.CultureWidthPercent);
innerCW = Vector2.Lerp(outerCW, center.AbsolutePositionXZ, RenderConfig.CultureWidthPercent);
cultureMesh.AddQuad(
new Vector3(innerCCW.x, 0f, innerCCW.y), new Vector3(innerCW.x, 0f, innerCW.y),
new Vector3(outerCCW.x, 0f, outerCCW.y), new Vector3(outerCW.x, 0f, outerCW.y)
);
cultureMesh.AddQuadUV(
new Vector2(0f, 0f), new Vector2(0f, 0f), new Vector2(0f, ccwTransparency), new Vector2(0f, cwTransparency)
);
cultureMesh.AddQuadColor(cultureColor);
ccwTransparency = cwTransparency;
i++;
} while(cwTransparency > 0f && i < centerRightContour.Count - 1);
}
if (nextRight != null && CivTerritoryLogic.GetCivClaimingCell(nextRight) != centerOwner)
{
float cwTransparency = 1f, ccwTransparency;
Vector2 innerCCW, innerCW, outerCCW, outerCW;
float cultureWidth = (centerRightContour.Last() - center.AbsolutePositionXZ).magnitude * RenderConfig.CultureWidthPercent;
int i = centerRightContour.Count - 1;
do
{
outerCCW = centerRightContour[i - 1];
outerCW = centerRightContour[i];
float distanceFromStart = (centerRightContour.Last() - outerCCW).magnitude;
ccwTransparency = Mathf.Clamp01(1f - distanceFromStart / cultureWidth);
innerCCW = Vector2.Lerp(outerCCW, center.AbsolutePositionXZ, RenderConfig.CultureWidthPercent);
innerCW = Vector2.Lerp(outerCW, center.AbsolutePositionXZ, RenderConfig.CultureWidthPercent);
cultureMesh.AddQuad(
new Vector3(innerCCW.x, 0f, innerCCW.y), new Vector3(innerCW.x, 0f, innerCW.y),
new Vector3(outerCCW.x, 0f, outerCCW.y), new Vector3(outerCW.x, 0f, outerCW.y)
);
cultureMesh.AddQuadUV(
new Vector2(0f, 0f), new Vector2(0f, 0f), new Vector2(0f, ccwTransparency), new Vector2(0f, cwTransparency)
);
cultureMesh.AddQuadColor(cultureColor);
cwTransparency = ccwTransparency;
i--;
}while(ccwTransparency > 0f && i > 0);
}
}