private void SetValueAtIndex(int index, float value, IShelterObj obj, int bordIndex, Point bordp)
{
if (index < 0 || index >= depthMap.Length)
{
return;
}
if (value < depthMap[index])
{
depthMap[index] = value;
objMap[index] = obj;
objBordIndexMap[index] = new VisiBordPoint(bordIndex, bordp);
}
}
public void ApplyShelterObj(Rader rader, IShelterObj obj)
{
Matrix worldMatrix = obj.WorldTrans;
CircleList <BorderPoint> border = obj.BorderData;
CircleListNode <BorderPoint> lastB = border.First.pre;
Vector2 pInRader = rader.TranslateToRaderSpace(Vector2.Transform(ConvertHelper.PointToVector2(lastB.value.p), worldMatrix));
int lastIndex = IndexOf(pInRader.X);
float lastDepth = pInRader.Y;
CircleListNode <BorderPoint> cur = border.First;
for (int i = 0; i < border.Length; i++)
{
pInRader = rader.TranslateToRaderSpace(Vector2.Transform(ConvertHelper.PointToVector2(cur.value.p), worldMatrix));
int curIndex = IndexOf(pInRader.X);
float curDepth = pInRader.Y;
if (pInRader.X >= -1.1f && pInRader.X <= 1.3f)
{
//this[pInRader.X] = Math.Min( this[pInRader.X], pInRader.Y );
SetValueAtIndex(curIndex, pInRader.Y, obj, i, cur.value.p);
if (curIndex - lastIndex > 1)
{
int overIndex = lastIndex + 1;
while (overIndex != curIndex)
{
float lerp = MathHelper.Lerp(lastDepth, curDepth, (curIndex - overIndex) / (curIndex - lastIndex));
SetValueAtIndex(overIndex, lerp, obj, i, cur.value.p);
overIndex++;
}
}
else if (curIndex - lastIndex < -1)
{
int overIndex = lastIndex - 1;
while (overIndex != curIndex)
{
float lerp = MathHelper.Lerp(lastDepth, curDepth, (curIndex - overIndex) / (curIndex - lastIndex));
SetValueAtIndex(overIndex, lerp, obj, i, cur.value.p);
overIndex--;
}
}
}
lastIndex = curIndex;
lastDepth = curDepth;
cur = cur.next;
}
}
private void SetValueAtIndex( int index, float value, IShelterObj obj, int bordIndex, Point bordp )
{
if (index < 0 || index >= depthMap.Length)
return;
if (value < depthMap[index])
{
depthMap[index] = value;
objMap[index] = obj;
objBordIndexMap[index] = new BordPoint( bordIndex, bordp );
}
}
public void ApplyShelterObj( Rader rader, IShelterObj obj )
{
Matrix worldMatrix = obj.WorldTrans;
CircleList<BorderPoint> border = obj.BorderData;
CircleListNode<BorderPoint> lastB = border.First.pre;
Vector2 pInRader = rader.TranslateToRaderSpace( Vector2.Transform( ConvertHelper.PointToVector2( lastB.value.p ), worldMatrix ) );
int lastIndex = IndexOf( pInRader.X );
float lastDepth = pInRader.Y;
CircleListNode<BorderPoint> cur = border.First;
for (int i = 0; i < border.Length; i++)
{
pInRader = rader.TranslateToRaderSpace( Vector2.Transform( ConvertHelper.PointToVector2( cur.value.p ), worldMatrix ) );
int curIndex = IndexOf( pInRader.X );
float curDepth = pInRader.Y;
if (pInRader.X >= -1.1f && pInRader.X <= 1.3f)
{
//this[pInRader.X] = Math.Min( this[pInRader.X], pInRader.Y );
SetValueAtIndex( curIndex, pInRader.Y, obj, i, cur.value.p );
if (curIndex - lastIndex > 1)
{
int overIndex = lastIndex + 1;
while (overIndex != curIndex)
{
float lerp = MathHelper.Lerp( lastDepth, curDepth, (curIndex - overIndex) / (curIndex - lastIndex) );
SetValueAtIndex( overIndex, lerp, obj, i, cur.value.p );
overIndex++;
}
}
else if (curIndex - lastIndex < -1)
{
int overIndex = lastIndex - 1;
while (overIndex != curIndex)
{
float lerp = MathHelper.Lerp( lastDepth, curDepth, (curIndex - overIndex) / (curIndex - lastIndex) );
SetValueAtIndex( overIndex, lerp, obj, i, cur.value.p );
overIndex--;
}
}
}
lastIndex = curIndex;
lastDepth = curDepth;
cur = cur.next;
}
}
