cpp/openttd-patchpack/source Changeset - r16503:62111b73accf

Changeset - r16503:62111b73accf

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rubidium - 14 years ago 2010-11-18 14:20:03
rubidium@openttd.org

(svn r21239) -Codechange/Fix: [NewGRF] Use 0xFF instead of 0 as default value for visual effect. This makes setting train prop 22 to 0 actually work (Hirundo)

5 files changed with 13 insertions and 3 deletions:

src/engine.cpp

src/newgrf.cpp

src/table/engines.h

src/vehicle.cpp

src/vehicle_base.h

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src/engine.cpp

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@@ @@ -85,6 +85,8 @@ Engine::Engine(VehicleType type, EngineI @@
 		this->info.base_life = 0xFF;
 		/* Set road vehicle tractive effort to the default value */
 		if (type == VEH_ROAD) this->u.road.tractive_effort = 0x4C;
 		/* Set visual effect to the default value */
 		if (type == VEH_TRAIN) this->u.rail.visual_effect = VE_DEFAULT;
 		return;
+	}

src/newgrf.cpp

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@@ @@ -48,6 +48,7 @@ @@
 #include "gui.h"
 #include "vehicle_func.h"
 #include "language.h"
 #include "vehicle_base.h"
 #include "table/strings.h"
 #include "table/build_industry.h"
@@ @@ -710,8 +711,13 @@ static ChangeInfoResult RailVehicleChang @@
 				break;
 			case 0x22: // Visual effect
 				/** @see note in engine.h about rvi->visual_effect */
 				rvi->visual_effect = buf->ReadByte();
 				/* Avoid accidentally setting visual_effect to the default value
 				 * Since bit 6 (disable effects) is set anyways, we can safely erase some bits. */
 				if (rvi->visual_effect == VE_DEFAULT) {
 					assert(HasBit(rvi->visual_effect, VE_DISABLE_EFFECT));
 					SB(rvi->visual_effect, VE_TYPE_START, VE_TYPE_COUNT, 0);
+				}
 				break;
 			case 0x23: // Powered wagons weight bonus

src/table/engines.h

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@@ @@ -364,7 +364,7 @@ static const EngineInfo _orig_engine_inf @@
  * Tractive effort coefficient by default is the same as TTDPatch, 0.30*256=76
  * Air drag value depends on the top speed of the vehicle.
  */
-#define RVI(a, b, c, d, e, f, g, h, i, j, k) { a, b, c, {j}, d, e, f, g, h, k, i, 0, 0, 0, 0, 0, 76, 0, 0 }
+#define RVI(a, b, c, d, e, f, g, h, i, j, k) { a, b, c, {j}, d, e, f, g, h, k, i, 0, 0, 0, VE_DEFAULT, 0, 76, 0, 0 }
 #define M RAILVEH_MULTIHEAD
 #define W RAILVEH_WAGON
 #define G RAILVEH_SINGLEHEAD

src/vehicle.cpp

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@@ @@ -1864,7 +1864,7 @@ void Vehicle::UpdateVisualEffect(bool al @@
 	const Engine *e = Engine::Get(this->engine_type);
 	if (this->type == VEH_TRAIN) {
-		if (e->u.rail.visual_effect != 0) {
+		if (e->u.rail.visual_effect != VE_DEFAULT) {
 			this->vcache.cached_vis_effect = e->u.rail.visual_effect;
 		} else {
 			Train *t = Train::From(this);

src/vehicle_base.h

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@@ @@ -79,6 +79,8 @@ enum VisualEffect { @@
 	VE_DISABLE_EFFECT      = 6, ///< Flag to disable visual effect
 	VE_DISABLE_WAGON_POWER = 7, ///< Flag to disable wagon power
 	VE_DEFAULT = 0xFF,          ///< Default value to indicate that visual effect should be based on engine class
 };
 /** Cached often queried values common to all vehicles. */

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