private float DistAA3(float[] img, int w, int c, int xc, int yc, int xi, int yi)
{
int closest = c - xc - yc * w; // Index to the edge pixel pointed to from c
float a = img[closest]; // Grayscale value at the edge pixel
var gx = _gradients[closest]; // gradient component at the edge pixel
a = MathUtils.Clamp(a, 0.0f, 1.0f); // Clip grayscale values outside the range [0,1]
if (a == 0.0f)
{
return(1000000.0f); // Not an object pixel, return "very far" ("don't know yet")
}
var dx = new SharpDX.Vector2(xi, yi);
float di = dx.Length(); // Length of integer vector, like a traditional EDT
float df;
if (di == 0.0f)
{
// Use local gradient only at edges
// Estimate based on local gradient only
df = EdgeDf(gx, a);
}
else
{
// Estimate gradient based on direction to edge (accurate for large di)
df = EdgeDf(dx, a);
}
return(di + df); // Same metric as edtaa2, except at edges (where di=0)
}
private void DrawEntity(WindowRenderTarget device, ProtoBuf.Entity localPlay, ProtoBuf.Entity entity, SharpDX.Vector2 screenMid, SharpDX.Color color)
{
if (entity != null)
{
SharpDX.Vector2 pointToRotate = SharpDX.Vector2.op_UnaryPlus(new SharpDX.Vector2(entity.baseEntity.pos.x, entity.baseEntity.pos.z));
pointToRotate.X = localPlay.baseEntity.pos.x - entity.baseEntity.pos.x;
pointToRotate.Y = localPlay.baseEntity.pos.z - entity.baseEntity.pos.z;
if (pointToRotate.Length() <= 149f)
{
if (pointToRotate.Length() > 150f)
{
pointToRotate.Normalize();
pointToRotate = (SharpDX.Vector2)(pointToRotate * 150f);
}
pointToRotate += screenMid;
pointToRotate = RotatePoint(pointToRotate, screenMid, localPlayer.baseEntity.rot.y);
this.FillEllipse(device, new SharpDX.Color(0xff, 0xff, 0xff, color.A), pointToRotate.X + 1.5f, pointToRotate.Y + 1.5f, 6f, 6f, true);
this.FillEllipse(device, color, pointToRotate.X + 1f, pointToRotate.Y + 1f, 4f, 4f, true);
}
}
}
private void DrawPlayer(WindowRenderTarget device, ProtoBuf.Entity currentPlayer, ProtoBuf.Entity player, SharpDX.Vector2 screenMid, SharpDX.Color color)
{
if ((player != null) && (player.basePlayer.name != currentPlayer.basePlayer.name))
{
SharpDX.Vector2 pointToRotate = SharpDX.Vector2.op_UnaryPlus(new SharpDX.Vector2(player.baseEntity.pos.x, player.baseEntity.pos.z));
pointToRotate.X = currentPlayer.baseEntity.pos.x - player.baseEntity.pos.x;
pointToRotate.Y = currentPlayer.baseEntity.pos.z - player.baseEntity.pos.z;
if (pointToRotate.Length() <= 400f)
{
if (pointToRotate.Length() > 150f)
{
pointToRotate.Normalize();
pointToRotate = (SharpDX.Vector2)(pointToRotate * 150f);
}
pointToRotate += screenMid;
pointToRotate = RotatePoint(pointToRotate, screenMid, currentPlayer.baseEntity.rot.y);
if (Radar.Default.drawPlayerNames)
{
this.DrawText(((int)pointToRotate.X) - player.basePlayer.name.Length, ((int)pointToRotate.Y) + 5, player.basePlayer.name, SharpDX.Color.White, true, this.radarSmall);
}
this.FillEllipse(device, color, pointToRotate.X + 2f, pointToRotate.Y + 2f, 8f, 8f, true);
}
}
}
