public static double GetSignedAngleBetweenTwoVectors(Vector2 Source, Vector2 Dest, Vector2 DestsRight)
{
// We make sure all of our vectors are unit length
Source.Normalize();
Dest.Normalize();
DestsRight.Normalize();
//float forwardDot = Vector3.Dot(Source, Dest);
//float rightDot = Vector3.Dot(Source, DestsRight);
float forwardDot = Dot(Source.X, Source.Y, Dest.X, Dest.Y);
float rightDot = Dot(Source.X, Source.Y, DestsRight.X, DestsRight.Y);
// Make sure we stay in range no matter what, so Acos doesn't fail later
forwardDot = Clamp(forwardDot, -1.0f, 1.0f);
double angleBetween = Math.Acos((float)forwardDot);
if (rightDot < 0.0f)
{
angleBetween *= -1.0f;
}
return(angleBetween);
}
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);
}
}
}
