Give podium bots more traction

src/deh_soc.c

@@ -2559,6 +2559,10 @@ void readmaincfg(MYFILE *f, boolean mainfile)
 	INT32 value;
 	boolean doClearLevels = false;
 
+#ifdef DEVELOP
+	(void)mainfile;
+#endif
+
 	do
 	{
 		if (myfgets(s, MAXLINELEN, f))
@@ -2630,10 +2634,12 @@ void readmaincfg(MYFILE *f, boolean mainfile)
 				//clear_levels();
 				doClearLevels = true;
 			}
+#ifndef DEVELOP
 			else if (!mainfile && !gamedataadded)
 			{
 				deh_warning("You must define a custom gamedata to use \"%s\"", word);
 			}
+#endif
 			else if (fastcmp(word, "CLEARLEVELS"))
 			{
 				doClearLevels = (UINT8)(value == 0 || word2[0] == 'F' || word2[0] == 'N');

src/k_kart.c

@@ -53,9 +53,15 @@
 
 boolean K_PodiumSequence(void)
 {
-	// FIXME: Cache so we don't have to iterate all map headers every time
 	INT32 podiumMapNum = nummapheaders;
 
+	if (grandprixinfo.gp == false)
+	{
+		return false;
+	}
+
+	// FIXME: This function is used a lot during gameplay. 
+	// Cache so we don't have to iterate all map headers every time.
 	if (podiummap && ((podiumMapNum = G_MapNumber(podiummap)) < nummapheaders))
 	{
 		return (gamemap == podiumMapNum+1);
@@ -3422,7 +3428,7 @@ fixed_t K_GetNewSpeed(player_t *player)
 	// Don't calculate the acceleration as ever being above top speed
 	if (oldspeed > p_speed)
 		oldspeed = p_speed;
-	newspeed = FixedDiv(FixedDiv(FixedMul(oldspeed, accelmax - p_accel) + FixedMul(p_speed, p_accel), accelmax), ORIG_FRICTION);
+	newspeed = FixedDiv(FixedDiv(FixedMul(oldspeed, accelmax - p_accel) + FixedMul(p_speed, p_accel), accelmax), K_PlayerBaseFriction(ORIG_FRICTION));
 
 	finalspeed = newspeed - oldspeed;
 
@@ -10007,18 +10013,35 @@ static void K_AirFailsafe(player_t *player)
 	}
 }
 
+//
+// K_PlayerBaseFriction
+//
+fixed_t K_PlayerBaseFriction(fixed_t original)
+{
+	fixed_t frict = original;
+
+	if (K_PodiumSequence() == true)
+	{
+		frict -= 4096;
+	}
+
+	return frict;
+}
+
 //
 // K_AdjustPlayerFriction
 //
 void K_AdjustPlayerFriction(player_t *player)
 {
-	fixed_t prevfriction = player->mo->friction;
+	const fixed_t prevfriction = K_PlayerBaseFriction(player->mo->friction);
 
 	if (P_IsObjectOnGround(player->mo) == false)
 	{
 		return;
 	}
 
+	player->mo->friction = prevfriction;
+
 	// Reduce friction after hitting a spring
 	if (player->tiregrease)
 	{

src/k_kart.h

@@ -178,6 +178,7 @@ fixed_t K_3dKartMovement(player_t *player);
 boolean K_PlayerEBrake(player_t *player);
 SINT8 K_Sliptiding(player_t *player);
 boolean K_FastFallBounce(player_t *player);
+fixed_t K_PlayerBaseFriction(fixed_t original);
 void K_AdjustPlayerFriction(player_t *player);
 void K_MoveKartPlayer(player_t *player, boolean onground);
 void K_CheckSpectateStatus(void);