/// <summary>
/// Gets the current score values based of the set of filters.
/// This used to return the ScoreBucket but by calculating the scores here
/// we can allow richer comparisons.
/// The Health Filter can also be used as a value as can SettingsFilters.
///
/// The result values depend on how the sensor is used.
///
/// --Testing for Health
/// WHEN Health Comparison Points
///
/// --Testing for change.
/// WHEN Red DO
/// Bucket will contain the bucket to test for changed value from the previous frame.
///
/// --Testing against a value.
/// WHEN Red 5Points 2Points Green
/// Left will contain the value for red.
/// Right will contain value to compare against.
/// CompareOp will contain the op to apply, in this case equals.
///
/// --Comparisons
/// WHEN Red White 2Points > Blue Blue Random Green 5Points
/// Left will contain the sum of the values to the left of the comparison.
/// Right will contain the sum of the values to the right of the comparison.
/// CompareOp will contain the op to apply.
///
/// </summary>
/// <param name="actor"></param>
/// <param name="reflex"></param>
/// <returns></returns>
public static GameScoredSensorResult ScoresFromFilterSet(GameActor actor, Reflex reflex)
{
List <Filter> filters = reflex.Filters;
GameScoredSensorResult result = new GameScoredSensorResult();
bool testingHealth = reflex.sensorUpid == "sensor.health";
if (!testingHealth && TestScoreChange(filters))
{
// Find ScoreBucketFilter and grab it's bucket.
foreach (Filter filter in filters)
{
ScoreBucketFilter sbf = filter as ScoreBucketFilter;
if (sbf != null)
{
int curScore = Scoreboard.GetScore(actor, sbf);
int prevScore = Scoreboard.GetPrevScore(actor, sbf);
result.TestingForChange = true;
result.ScoreChanged = curScore != prevScore;
}
}
}
else if (!testingHealth && TestScoreValue(filters))
{
bool hasScoreBucket = false; // Do we have a scorebucket in our list of filters?
int scoreBucketIndex = -1;
for (int i = 0; i < filters.Count; i++)
{
if (filters[i] is ScoreBucketFilter)
{
hasScoreBucket = true;
scoreBucketIndex = i;
}
}
Filter specialFilter = null; // Will be either RandomFilter or PercentFiter if found.
int pointsPostSpecial = 0;
if (hasScoreBucket)
{
// Compare first scorebucket value to sum of all other values.
// Use first found scorebucket as left value.
result.LeftValue = Scoreboard.GetScore(actor, filters[scoreBucketIndex] as ScoreBucketFilter);
// Sum remaining tiles for right value.
for (int i = 0; i < filters.Count; i++)
{
if (i == scoreBucketIndex)
{
// Skip over the first scorebucket filter.
continue;
}
if (filters[i] is RandomFilter || filters[i] is PercentFilter)
{
Debug.Assert(specialFilter == null, "Two special tiles should not be valid here.");
specialFilter = filters[i];
}
ScoreFilter sf = filters[i] as ScoreFilter;
if (sf != null)
{
if (specialFilter != null)
{
pointsPostSpecial += sf.points;
}
else
{
result.RightValue += sf.points;
}
}
if (filters[i] is HealthFilter)
{
if (specialFilter != null)
{
pointsPostSpecial += actor.HitPoints;
}
else
{
result.RightValue += actor.HitPoints;
}
}
SettingsFilter settings = filters[i] as SettingsFilter;
if (settings != null)
{
if (specialFilter != null)
{
pointsPostSpecial += actor.GetSettingsValue(actor, settings.name);
}
else
{
result.RightValue += actor.GetSettingsValue(actor, settings.name);
}
}
} // end of loop over filters.
}
else
{
// No scorebucket exists therefore compare the total to the Red score.
// Use red bucket as left value.
result.LeftValue = Scoreboard.GetGlobalScore((ScoreBucket)Classification.Colors.Red);
// Sum point tiles for right value.
for (int i = 0; i < filters.Count; i++)
{
if (filters[i] is RandomFilter || filters[i] is PercentFilter)
{
Debug.Assert(specialFilter == null, "Two special tiles should not be valid here.");
specialFilter = filters[i];
}
ScoreFilter sf = filters[i] as ScoreFilter;
if (sf != null)
{
if (specialFilter != null)
{
pointsPostSpecial += sf.points;
}
else
{
result.RightValue += sf.points;
}
}
if (filters[i] is HealthFilter)
{
if (specialFilter != null)
{
pointsPostSpecial += actor.HitPoints;
}
else
{
result.RightValue += actor.HitPoints;
}
}
SettingsFilter settings = filters[i] as SettingsFilter;
if (settings != null)
{
if (specialFilter != null)
{
pointsPostSpecial += actor.GetSettingsValue(actor, settings.name);
}
else
{
result.RightValue += actor.GetSettingsValue(actor, settings.name);
}
}
} // end of loop over filters.
}
// Calc effect of special tiles.
if (specialFilter != null)
{
if (specialFilter is RandomFilter)
{
if (pointsPostSpecial > 0)
{
result.RightValue += BokuGame.bokuGame.rnd.Next(pointsPostSpecial);
}
else if (pointsPostSpecial < 0)
{
result.RightValue -= BokuGame.bokuGame.rnd.Next(-pointsPostSpecial);
}
}
if (specialFilter is PercentFilter)
{
result.RightValue = (int)Math.Round((float)result.RightValue / 100.0f * (float)pointsPostSpecial);
}
}
// Set op to equals.
result.CompareOp = ScoreCompareFilter.ScoreCompare.Is;
}
else if (TestComparison(filters))
{
// If testing health, the lhs is just the # hitkpoints.
if (testingHealth)
{
result.LeftValue = actor.HitPoints;
}
// Sum left side.
Filter specialFilter = null; // Will be either RandomFilter or PercentFiter if found.
int pointsPostSpecial = 0;
int filterIndex = 0;
for (; filterIndex < filters.Count; filterIndex++)
{
// Did we find a comparison filter, if so we're done with the left side.
if (filters[filterIndex] is ScoreCompareFilter)
{
break;
}
// Did we find a special filter?
if (filters[filterIndex] is RandomFilter || filters[filterIndex] is PercentFilter)
{
Debug.Assert(specialFilter == null, "Two special tiles should not be valid here.");
specialFilter = filters[filterIndex];
}
ScoreFilter sf = filters[filterIndex] as ScoreFilter;
if (sf != null)
{
if (specialFilter != null)
{
pointsPostSpecial += sf.points;
}
else
{
result.LeftValue += sf.points;
}
}
ScoreBucketFilter sbf = filters[filterIndex] as ScoreBucketFilter;
if (sbf != null)
{
int sbValue = Scoreboard.GetScore(actor, sbf);
if (specialFilter != null)
{
pointsPostSpecial += sbValue;
}
else
{
result.LeftValue += sbValue;
}
}
if (filters[filterIndex] is HealthFilter)
{
if (specialFilter != null)
{
pointsPostSpecial += actor.HitPoints;
}
else
{
result.LeftValue += actor.HitPoints;
}
}
SettingsFilter settings = filters[filterIndex] as SettingsFilter;
if (settings != null)
{
if (specialFilter != null)
{
pointsPostSpecial += actor.GetSettingsValue(actor, settings.name);
}
else
{
result.LeftValue += actor.GetSettingsValue(actor, settings.name);
}
}
} // end of loop over left hand side
// Apply effect of specials.
if (specialFilter != null)
{
if (specialFilter is RandomFilter)
{
if (pointsPostSpecial > 0)
{
result.LeftValue += BokuGame.bokuGame.rnd.Next(pointsPostSpecial);
}
else if (pointsPostSpecial < 0)
{
result.LeftValue -= BokuGame.bokuGame.rnd.Next(-pointsPostSpecial);
}
}
if (specialFilter is PercentFilter)
{
result.LeftValue = (int)Math.Round((float)result.LeftValue / 100.0f * (float)pointsPostSpecial);
}
}
// Grab op from ComparisonFilter which we should be looking at.
result.CompareOp = (filters[filterIndex] as ScoreCompareFilter).op;
++filterIndex;
// Now sum right hand side.
specialFilter = null;
pointsPostSpecial = 0;
for (; filterIndex < filters.Count; filterIndex++)
{
// Did we find a comparison filter, if so we're broken. There should be only one.
if (filters[filterIndex] is ScoreCompareFilter)
{
Debug.Assert(false, "Invalid to have two compare filters.");
}
// Did we find a random filter?
if (filters[filterIndex] is RandomFilter)
{
Debug.Assert(specialFilter == null, "Two special tiles should not be valid here.");
specialFilter = filters[filterIndex];
}
ScoreFilter sf = filters[filterIndex] as ScoreFilter;
if (sf != null)
{
if (specialFilter != null)
{
pointsPostSpecial += sf.points;
}
else
{
result.RightValue += sf.points;
}
}
ScoreBucketFilter sbf = filters[filterIndex] as ScoreBucketFilter;
if (sbf != null)
{
int sbValue = Scoreboard.GetScore(actor, sbf);
if (specialFilter != null)
{
pointsPostSpecial += sbValue;
}
else
{
result.RightValue += sbValue;
}
}
if (filters[filterIndex] is HealthFilter)
{
if (specialFilter != null)
{
pointsPostSpecial += actor.HitPoints;
}
else
{
result.RightValue += actor.HitPoints;
}
}
SettingsFilter settings = filters[filterIndex] as SettingsFilter;
if (settings != null)
{
if (specialFilter != null)
{
pointsPostSpecial += actor.GetSettingsValue(actor, settings.name);
}
else
{
result.RightValue += actor.GetSettingsValue(actor, settings.name);
}
}
} // end of loop over right hand side
// Apply effec of special tiles.
if (specialFilter != null)
{
if (specialFilter is RandomFilter)
{
if (pointsPostSpecial > 0)
{
result.RightValue += BokuGame.bokuGame.rnd.Next(pointsPostSpecial);
}
else if (pointsPostSpecial < 0)
{
result.RightValue -= BokuGame.bokuGame.rnd.Next(-pointsPostSpecial);
}
}
if (specialFilter is PercentFilter)
{
result.RightValue = (int)Math.Round((float)result.RightValue / 100.0f * (float)pointsPostSpecial);
}
}
}
else
{
Debug.Assert(false, "Not sure what we're testing for. Not good.");
}
return(result);
} // end of ScoresFromFilterSet()