Allow negative thrust

Author: juho05

events.cge

@@ -31,7 +31,7 @@ event ready_players {
 // The `throttle` event allows you to change your throttle level and direction.
 // **NOTE:** These values are targets. The hovercraft needs some time to reach the desired values.
 event throttle {
-	// Throttle level between 0-1.
+	// Throttle level between -1 - 1.
 	level: float,
 	// The angle in degrees the hovercraft should be facing (up = 0°).
 	angle: float

hoverrace/event_definitions.go

@@ -42,11 +42,11 @@ type ReadyPlayersEventData struct {
 }
 
 // The `throttle` event allows you to change your throttle level and direction.
-// **NOTE:** This values are targets. The hovercraft needs some time to reach the desired values.
+// **NOTE:** These values are targets. The hovercraft needs some time to reach the desired values.
 const ThrottleEvent cg.EventName = "throttle"
 
 type ThrottleEventData struct {
-	// Throttle level between 0-1.
+	// Throttle level between -1 - 1.
 	Level float64 `json:"level"`
 	// The angle in degrees the hovercraft should be facing (up = 0°).
 	Angle float64 `json:"angle"`
@@ -87,8 +87,9 @@ type Hovercraft struct {
 }
 
 // One unit equals the width of the hovercrafts and checkpoints.
-// The origin is in the bottom left corner.
 type Vec struct {
+	// left to right
 	X float64 `json:"x"`
+	// bottom to top
 	Y float64 `json:"y"`
 }

hoverrace/game.go

@@ -178,8 +178,8 @@ func (g *Game) handleThrottle(playerId string, event cg.Event) {
 
 	if data.Level > 1 {
 		data.Level = 1
-	} else if data.Level < 0 {
-		data.Level = 0
+	} else if data.Level < -1 {
+		data.Level = -1
 	}
 
 	player := g.players[playerId]