cpp/openttd-patchpack/source Changeset - r22865:bde693471fdc

Changeset - r22865:bde693471fdc

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PeterN - 7 years ago 2018-05-19 21:05:51
peter@fuzzle.org

Fix: Tractive effort was slightly too high as per NewGRF spec. (#6785)

1 file changed with 1 insertions and 1 deletions:

src/ground_vehicle.cpp

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src/ground_vehicle.cpp

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@@ @@ -55,13 +55,13 @@ void GroundVehicle<T, Type>::PowerChange @@
 		/* According to the specs, a value of 0x01 in the air drag property means "no air drag". */
 		air_drag = (air_drag_value == 1) ? 0 : air_drag_value;
+	}
 	this->gcache.cached_air_drag = air_drag + 3 * air_drag * number_of_parts / 20;
-	max_te *= 10000; // Tractive effort in (tonnes * 1000 * 10 =) N.
+	max_te *= 9800; // Tractive effort in (tonnes * 1000 * 9.8 =) N.
 	max_te /= 256;   // Tractive effort is a [0-255] coefficient.
 	if (this->gcache.cached_power != total_power || this->gcache.cached_max_te != max_te) {
 		/* Stop the vehicle if it has no power. */
 		if (total_power == 0) this->vehstatus |= VS_STOPPED;
 		this->gcache.cached_power = total_power;

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