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authorrubidium <rubidium@openttd.org>2010-12-10 21:32:52 +0000
committerrubidium <rubidium@openttd.org>2010-12-10 21:32:52 +0000
commit5d0da9492e2c8f296f2689e3174e8d9832c7872d (patch)
treee271e6d6d625d0c5eea4ba0a9ef8ae4ca360923f
parentcd6180a46d0f15f66f170fc89886980e7a49dab7 (diff)
downloadopenttd-5d0da9492e2c8f296f2689e3174e8d9832c7872d.tar.xz
(svn r21454) -Codechange: add support for object variable 48
-rw-r--r--src/newgrf_object.cpp36
-rw-r--r--src/newgrf_object.h4
-rw-r--r--src/newgrf_spritegroup.h1
-rw-r--r--src/object_cmd.cpp2
-rw-r--r--src/object_gui.cpp2
-rw-r--r--src/table/newgrf_debug_data.h1
6 files changed, 36 insertions, 10 deletions
diff --git a/src/newgrf_object.cpp b/src/newgrf_object.cpp
index 395234ee1..5b5e6e438 100644
--- a/src/newgrf_object.cpp
+++ b/src/newgrf_object.cpp
@@ -237,6 +237,9 @@ static uint32 ObjectGetVariable(const ResolverObject *object, byte variable, byt
/* Object founder information */
case 0x44: return _current_company;
+ /* Object view */
+ case 0x48: return object->u.object.view;
+
/*
* Disallow the rest:
* 0x40: Relative position is passed as parameter during construction.
@@ -284,6 +287,9 @@ static uint32 ObjectGetVariable(const ResolverObject *object, byte variable, byt
/* Object colour */
case 0x47: return o->colour;
+ /* Object view */
+ case 0x48: return o->view;
+
/* Get object ID at offset param */
case 0x60: return GetObjectIDAtOffset(GetNearbyTile(parameter, tile), object->grffile->grfid);
@@ -338,7 +344,7 @@ static const SpriteGroup *GetObjectSpriteGroup(const ObjectSpec *spec, const Obj
/**
* Returns a resolver object to be used with feature 0F spritegroups.
*/
-static void NewObjectResolver(ResolverObject *res, const ObjectSpec *spec, const Object *o, TileIndex tile)
+static void NewObjectResolver(ResolverObject *res, const ObjectSpec *spec, const Object *o, TileIndex tile, uint8 view = 0)
{
res->GetRandomBits = ObjectGetRandomBits;
res->GetTriggers = ObjectGetTriggers;
@@ -348,6 +354,7 @@ static void NewObjectResolver(ResolverObject *res, const ObjectSpec *spec, const
res->u.object.o = o;
res->u.object.tile = tile;
+ res->u.object.view = view;
res->callback = CBID_NO_CALLBACK;
res->callback_param1 = 0;
@@ -368,12 +375,13 @@ static void NewObjectResolver(ResolverObject *res, const ObjectSpec *spec, const
* @param spec The specification of the object / the entry point.
* @param o The object to call the callback for.
* @param tile The tile the callback is called for.
+ * @param view The view of the object (only used when o == NULL).
* @return The result of the callback.
*/
-uint16 GetObjectCallback(CallbackID callback, uint32 param1, uint32 param2, const ObjectSpec *spec, const Object *o, TileIndex tile)
+uint16 GetObjectCallback(CallbackID callback, uint32 param1, uint32 param2, const ObjectSpec *spec, const Object *o, TileIndex tile, uint8 view)
{
ResolverObject object;
- NewObjectResolver(&object, spec, o, tile);
+ NewObjectResolver(&object, spec, o, tile, view);
object.callback = callback;
object.callback_param1 = param1;
object.callback_param2 = param2;
@@ -433,11 +441,12 @@ void DrawNewObjectTile(TileInfo *ti, const ObjectSpec *spec)
* @param x Position x of image.
* @param y Position y of image.
* @param spec Object spec to draw.
+ * @param view The object's view.
*/
-void DrawNewObjectTileInGUI(int x, int y, const ObjectSpec *spec)
+void DrawNewObjectTileInGUI(int x, int y, const ObjectSpec *spec, uint8 view)
{
ResolverObject object;
- NewObjectResolver(&object, spec, NULL, INVALID_TILE);
+ NewObjectResolver(&object, spec, NULL, INVALID_TILE, view);
const SpriteGroup *group = SpriteGroup::Resolve(GetObjectSpriteGroup(spec, NULL), &object);
if (group == NULL || group->type != SGT_TILELAYOUT) return;
@@ -468,8 +477,23 @@ void DrawNewObjectTileInGUI(int x, int y, const ObjectSpec *spec)
DrawNewGRFTileSeqInGUI(x, y, dts, 0, palette);
}
+/**
+ * Perform a callback for an object.
+ * @param callback The callback to perform.
+ * @param param1 The first parameter to pass to the NewGRF.
+ * @param param2 The second parameter to pass to the NewGRF.
+ * @param spec The specification of the object / the entry point.
+ * @param o The object to call the callback for.
+ * @param tile The tile the callback is called for.
+ * @return The result of the callback.
+ */
+uint16 StubGetObjectCallback(CallbackID callback, uint32 param1, uint32 param2, const ObjectSpec *spec, const Object *o, TileIndex tile)
+{
+ return GetObjectCallback(callback, param1, param2, spec, o, tile);
+}
+
/** Helper class for animation control. */
-struct ObjectAnimationBase : public AnimationBase<ObjectAnimationBase, ObjectSpec, Object, GetObjectCallback> {
+struct ObjectAnimationBase : public AnimationBase<ObjectAnimationBase, ObjectSpec, Object, StubGetObjectCallback> {
static const CallbackID cb_animation_speed = CBID_OBJECT_ANIMATION_SPEED;
static const CallbackID cb_animation_next_frame = CBID_OBJECT_ANIMATION_NEXT_FRAME;
diff --git a/src/newgrf_object.h b/src/newgrf_object.h
index 3b60e94e7..416b87a21 100644
--- a/src/newgrf_object.h
+++ b/src/newgrf_object.h
@@ -117,10 +117,10 @@ typedef NewGRFClass<ObjectSpec, ObjectClassID, OBJECT_CLASS_MAX> ObjectClass;
/** Mapping of purchase for objects. */
static const CargoID CT_PURCHASE_OBJECT = 1;
-uint16 GetObjectCallback(CallbackID callback, uint32 param1, uint32 param2, const ObjectSpec *spec, const Object *o, TileIndex tile);
+uint16 GetObjectCallback(CallbackID callback, uint32 param1, uint32 param2, const ObjectSpec *spec, const Object *o, TileIndex tile, uint8 view = 0);
void DrawNewObjectTile(TileInfo *ti, const ObjectSpec *spec);
-void DrawNewObjectTileInGUI(int x, int y, const ObjectSpec *spec);
+void DrawNewObjectTileInGUI(int x, int y, const ObjectSpec *spec, uint8 view);
void AnimateNewObjectTile(TileIndex tile);
void TriggerObjectTileAnimation(const Object *o, TileIndex tile, ObjectAnimationTrigger trigger, const ObjectSpec *spec);
void TriggerObjectAnimation(const Object *o, ObjectAnimationTrigger trigger, const ObjectSpec *spec);
diff --git a/src/newgrf_spritegroup.h b/src/newgrf_spritegroup.h
index 80d4588a2..232382cba 100644
--- a/src/newgrf_spritegroup.h
+++ b/src/newgrf_spritegroup.h
@@ -357,6 +357,7 @@ struct ResolverObject {
struct {
const struct Object *o; ///< The object the callback is ran for.
TileIndex tile; ///< The tile related to the object.
+ uint8 view; ///< The view of the object.
} object;
} u;
diff --git a/src/object_cmd.cpp b/src/object_cmd.cpp
index 945a416d9..f5e3e0cf4 100644
--- a/src/object_cmd.cpp
+++ b/src/object_cmd.cpp
@@ -212,7 +212,7 @@ CommandCost CmdBuildObject(TileIndex tile, DoCommandFlag flags, uint32 p1, uint3
uint16 callback = CALLBACK_FAILED;
if (HasBit(spec->callback_mask, CBM_OBJ_SLOPE_CHECK)) {
TileIndex diff = t - tile;
- callback = GetObjectCallback(CBID_OBJECT_LAND_SLOPE_CHECK, GetTileSlope(t, NULL), TileY(diff) << 4 | TileX(diff), spec, NULL, t);
+ callback = GetObjectCallback(CBID_OBJECT_LAND_SLOPE_CHECK, GetTileSlope(t, NULL), TileY(diff) << 4 | TileX(diff), spec, NULL, t, view);
}
if (callback == CALLBACK_FAILED) {
diff --git a/src/object_gui.cpp b/src/object_gui.cpp
index a56fc051f..7a3c7cf07 100644
--- a/src/object_gui.cpp
+++ b/src/object_gui.cpp
@@ -170,7 +170,7 @@ public:
const DrawTileSprites *dts = &_objects[spec->grf_prop.local_id];
DrawOrigTileSeqInGUI((r.right - r.left) / 2 - 1, this->object_height + OBJECT_MARGIN, dts, PAL_NONE);
} else {
- DrawNewObjectTileInGUI((r.right - r.left) / 2 - 1, this->object_height + OBJECT_MARGIN, spec);
+ DrawNewObjectTileInGUI((r.right - r.left) / 2 - 1, this->object_height + OBJECT_MARGIN, spec, 0);
}
_cur_dpi = old_dpi;
}
diff --git a/src/table/newgrf_debug_data.h b/src/table/newgrf_debug_data.h
index 701f4d553..240fd8ef0 100644
--- a/src/table/newgrf_debug_data.h
+++ b/src/table/newgrf_debug_data.h
@@ -334,6 +334,7 @@ static const NIVariable _niv_objects[] = {
NIV(0x45, "get town zone and Manhattan distance of closest town"),
NIV(0x46, "get square of Euclidean distance of closes town"),
NIV(0x47, "colour"),
+ NIV(0x48, "view"),
NIV(0x60, "get object ID at offset"),
NIV(0x61, "get random tile bits at offset"),
NIV(0x62, "land info of nearby tiles"),