protected void BuildSideVertexes(CrossSection[] crossSection, int transforms)
{
V3ToV3Xna XnaOMV = new V3ToV3Xna();
float transformOffset = 1.0f / (float)transforms;
float currentOffset = -0.5f;
for (int i = 0; i < transforms; i++)
{
for (int j = 0; j < crossSection.Length; j++)
{
int pointCount = crossSection[j].GetNumPoints();
if (pointCount > 0)
{
for (int k = 0; k < pointCount - 1; k++)
{
Vector3 lower1, lower2, upper1, upper2;
float lowerRatio = (float)i / (float)transforms;
float upperRatio = (float)(i + 1) / (float)transforms;
lower1 = XnaOMV.V3ToV3X(crossSection[j].GetRawVertex(k));
lower2 = XnaOMV.V3ToV3X(crossSection[j].GetRawVertex(k + 1));
lower1.Z = currentOffset;
lower2.Z = currentOffset;
upper1 = lower1;
upper2 = lower2;
upper1.Z = currentOffset + transformOffset;
upper2.Z = currentOffset + transformOffset;
lower1 = Transform(lower1, lowerRatio);
lower2 = Transform(lower2, lowerRatio);
upper1 = Transform(upper1, upperRatio);
upper2 = Transform(upper2, upperRatio);
Vertexes.Add(new VertexPositionColor(lower1, color));
Vertexes.Add(new VertexPositionColor(lower2, color));
Vertexes.Add(new VertexPositionColor(upper2, color));
Vertexes.Add(new VertexPositionColor(lower1, color));
Vertexes.Add(new VertexPositionColor(upper2, color));
Vertexes.Add(new VertexPositionColor(upper1, color));
}
}
}
currentOffset += transformOffset;
}
}
protected void BuildEndCapCutNoHollow(bool top)
{
V3ToV3Xna XnaOMV = new V3ToV3Xna();
float z = top ? 0.5f : -0.5f;
for (int i = FirstOuterFace; i <= LastOuterFace; i++)
{
int pointCount = OuterFaces[i].GetNumPoints();
for (int j = 0; j < pointCount - 1; j++)
{
Vector3 first = XnaOMV.V3ToV3X(OuterFaces[i].GetRawVertex(j));
first.Z = z;
Vector3 second = XnaOMV.V3ToV3X(OuterFaces[i].GetRawVertex(j + 1));
second.Z = z;
Vector3 center = new Vector3(0, 0, z);
// TODO: Texturemapping stuff
//Vector2 t1 = texturemapping.GetTextureCoordinate(new Vector2(1 - (p1.x + 0.5), p1.y + 0.5));
//Vector2 t2 = texturemapping.GetTextureCoordinate(new Vector2(1 - (p2.x + 0.5), p2.y + 0.5));
float transformRatio = top ? 1 : 0;
first = Transform(first, transformRatio);
second = Transform(second, transformRatio);
center = Transform(center, transformRatio);
Vertexes.Add(new VertexPositionColor(first, color));
Vertexes.Add(new VertexPositionColor(second, color));
Vertexes.Add(new VertexPositionColor(center, color));
}
}
}
protected void BuildEndCapNoCutNoHollow(bool top)
{
V3ToV3Xna XnaOMV = new V3ToV3Xna();
float z = top ? 0.5f : -0.5f;
for (int i = 0; i < OuterFaces.Length; i++)
{
int pointCount = OuterFaces[i].GetNumPoints();
if (pointCount > 0)
{
for (int j = 0; j < pointCount - 1; j++)
{
Vector3 first = XnaOMV.V3ToV3X((OuterFaces[i].GetRawVertex(j)));
first.Z = z;
Vector3 second = XnaOMV.V3ToV3X(OuterFaces[i].GetRawVertex(j + 1));
second.Z = z;
Vector3 center = new Vector3(0, 0, z);
float transformRatio = top ? 1 : 0;
// Apply the transformation to each vertex
first = Transform(first, transformRatio);
second = Transform(second, transformRatio);
center = Transform(center, transformRatio);
Vertexes.Add(new VertexPositionColor(first, color));
Vertexes.Add(new VertexPositionColor(second, color));
Vertexes.Add(new VertexPositionColor(center, color));
}
}
}
}
