fix: generator deadZone overlapping

internal/generator/generator_test.go

@@ -9,7 +9,7 @@ import (
 )
 
 func TestGenerator(t *testing.T) {
-	maxPlayers := 20
+	maxPlayers := 30
 	for players := 10; players <= maxPlayers; players++ {
 		t.Run(fmt.Sprintf("%d_players", players), func(t *testing.T) {
 			var s generator.MapSetting
@@ -51,14 +51,6 @@ func TestGenerator(t *testing.T) {
 				if ps.MinDistanceHW > 0 {
 					for hw := range m.HomePlanets {
 						d := m.ShortDistance(m.HomePlanets[hw].HW.Position, m.FreePlanets[fp].Position)
-						// FIXME:
-						// Error:    "20" is not less than or equal to "19.98697122994701"
-						// Test:     TestGenerator/24_players
-						// Messages: distance: HW[44.4883,136.985727] <-> %!s(generator.PlanetClass=2)[38.9977,156.203728]
-						//
-						// Error:    "10" is not less than or equal to "9.985592188977868"
-						// Test:     TestGenerator/33_players
-						// Messages: distance: HW[231.7975,76.996315] <-> planet_class=3[237.7334,85.026044]
 						assert.LessOrEqualf(t, float64(ps.MinDistanceHW), d, "distance: HW[%.04f,%04f] <-> planet_class=%v[%.04f,%04f]",
 							m.HomePlanets[hw].HW.Position.X, m.HomePlanets[hw].HW.Position.Y,
 							m.FreePlanets[fp].PlanetClass,

internal/generator/plotter/plotter.go

@@ -61,7 +61,9 @@ func (p Plotter) MarkDeadZone(x, y float64, radius float64) {
 }
 
 func (p Plotter) plotDeadZone(x, y int, radius float64) {
-	p.circleFn(x, y, radius/p.factor)
+	// Adding extra 'pixel' to avoid radius became less than deadZoneRaduis
+	// after division by factor due to floating-point operations specifics
+	p.circleFn(x, y, (radius+p.factor)/p.factor)
 }
 
 func (p Plotter) Clear() { p.clearFn() }