public void createEllipse()
{
manualObject.clear();
manualObject.begin("ManualTwoSidedPropShapeMaterial", OperationType.OT_TRIANGLE_STRIP);
uint vertexCount = (uint)(numSections * 2);
uint indexCount = vertexCount + 2;
manualObject.estimateVertexCount(vertexCount);
manualObject.estimateIndexCount(indexCount);
float increment = 6.28f / numSections;
for (uint i = 0; i < numSections; ++i)
{
float t = i * increment;
Vector2 ellipsePosition = innerEllipse.getPoint(t);
manualObject.position(new Vector3(ellipsePosition.x, ellipsePosition.y, 0));
manualObject.color(color.r, color.g, color.b, color.a);
ellipsePosition = outerEllipse.getPoint(t);
manualObject.position(new Vector3(ellipsePosition.x, ellipsePosition.y, 0));
manualObject.color(color.r, color.g, color.b, color.a);
manualObject.index(i * 2);
manualObject.index(i * 2 + 1);
}
//Close the ellipse
manualObject.index(0);
manualObject.index(1);
manualObject.end();
}
public void createObject()
{
manualObject.clear();
manualObject.begin("ManualTwoSidedPropShapeMaterial", OperationType.OT_TRIANGLE_STRIP);
uint vertexCount = (uint)(4);
uint indexCount = vertexCount + 2;
manualObject.estimateVertexCount(vertexCount);
manualObject.estimateIndexCount(indexCount);
//0 1
//
//2 3
//
float widthHalfExtent = size.Width / 2.0f;
float heightHalfExtent = size.Height / 2.0f;
//Upper Left (0)
manualObject.position(new Vector3(-widthHalfExtent, heightHalfExtent, 0f));
manualObject.color(color.r, color.g, color.b, color.a);
//Upper Right (1)
manualObject.position(new Vector3(widthHalfExtent, heightHalfExtent, 0f));
manualObject.color(color.r, color.g, color.b, color.a);
//Lower Left (2)
manualObject.position(new Vector3(-widthHalfExtent, -heightHalfExtent, 0f));
manualObject.color(color.r, color.g, color.b, color.a);
//Lower Right (3)
manualObject.position(new Vector3(widthHalfExtent, -heightHalfExtent, 0f));
manualObject.color(color.r, color.g, color.b, color.a);
//First Triangle
manualObject.index(1);
manualObject.index(0);
manualObject.index(3);
//Second Triangle
manualObject.index(3);
manualObject.index(2);
manualObject.index(0);
manualObject.end();
}
