cpp/openttd-patchpack/source Changeset - r28345:d8c125d15395

Changeset - r28345:d8c125d15395

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Peter Nelson - 11 months ago 2023-12-27 15:26:33
peter1138@openttd.org

Fix: Changing default livery did not propagate to group liveries.

#11614 attempted to address this but did not handle 2CC properly, and changes to the default livery were not handled.

6 files changed with 53 insertions and 20 deletions:

src/company_cmd.cpp

src/company_func.h

src/company_gui.cpp

src/group.h

src/group_cmd.cpp

src/saveload/afterload.cpp

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src/company_cmd.cpp

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@@ @@ -950,6 +950,20 @@ CommandCost CmdSetCompanyManagerFace(DoC @@
+}
 /**
  * Update liveries for a company. This is called when the LS_DEFAULT scheme is changed, to update schemes with colours
  * set to default.
  * @param c Company to update.
  */
 void UpdateCompanyLiveries(Company *c)
+{
 	for (int i = 1; i < LS_END; i++) {
 		if (!HasBit(c->livery[i].in_use, 0)) c->livery[i].colour1 = c->livery[LS_DEFAULT].colour1;
 		if (!HasBit(c->livery[i].in_use, 1)) c->livery[i].colour2 = c->livery[LS_DEFAULT].colour2;
+	}
 	UpdateCompanyGroupLiveries(c);
+}
 /**
  * Change the company's company-colour
  * @param flags operation to perform
  * @param scheme scheme to set
@@ @@ -982,9 +996,7 @@ CommandCost CmdSetCompanyColour(DoComman @@
 			/* If setting the first colour of the default scheme, adjust the
 			 * original and cached company colours too. */
 			if (scheme == LS_DEFAULT) {
 				for (int i = 1; i < LS_END; i++) {
 					if (!HasBit(c->livery[i].in_use, 0)) c->livery[i].colour1 = colour;
+				}
 				UpdateCompanyLiveries(c);
 				_company_colours[_current_company] = colour;
 				c->colour = colour;
 				CompanyAdminUpdate(c);
@@ @@ -995,9 +1007,7 @@ CommandCost CmdSetCompanyColour(DoComman @@
 			c->livery[scheme].colour2 = colour;
 			if (scheme == LS_DEFAULT) {
 				for (int i = 1; i < LS_END; i++) {
 					if (!HasBit(c->livery[i].in_use, 1)) c->livery[i].colour2 = colour;
+				}
 				UpdateCompanyGroupLiveries(c);
+			}
+		}

src/company_func.h

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@@ @@ -24,6 +24,7 @@ void ShowBuyCompanyDialog(CompanyID comp @@
 void CompanyAdminUpdate(const Company *company);
 void CompanyAdminBankrupt(CompanyID company_id);
 void UpdateLandscapingLimits();
 void UpdateCompanyLiveries(Company *c);
 bool CheckCompanyHasMoney(CommandCost &cost);
 void SubtractMoneyFromCompany(const CommandCost& cost);

src/company_gui.cpp

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@@ @@ -907,18 +907,18 @@ public: @@
 		int y = ir.top;
 		/* Helper function to draw livery info. */
-		auto draw_livery = [&](StringID str, const Livery &liv, bool sel, bool def, int indent) {
+		auto draw_livery = [&](StringID str, const Livery &livery, bool is_selected, bool is_default_scheme, int indent) {
 			/* Livery Label. */
-			DrawString(sch.left + (rtl ? 0 : indent), sch.right - (rtl ? indent : 0), y + text_offs, str, sel ? TC_WHITE : TC_BLACK);
+			DrawString(sch.left + (rtl ? 0 : indent), sch.right - (rtl ? indent : 0), y + text_offs, str, is_selected ? TC_WHITE : TC_BLACK);
 			/* Text below the first dropdown. */
 			DrawSprite(SPR_SQUARE, GENERAL_SPRITE_COLOUR(liv.colour1), pri_squ.left, y + square_offs);
 			DrawString(pri.left, pri.right, y + text_offs, (def || HasBit(liv.in_use, 0)) ? STR_COLOUR_DARK_BLUE + liv.colour1 : STR_COLOUR_DEFAULT, sel ? TC_WHITE : TC_GOLD);
 			DrawSprite(SPR_SQUARE, GENERAL_SPRITE_COLOUR(livery.colour1), pri_squ.left, y + square_offs);
 			DrawString(pri.left, pri.right, y + text_offs, (is_default_scheme || HasBit(livery.in_use, 0)) ? STR_COLOUR_DARK_BLUE + livery.colour1 : STR_COLOUR_DEFAULT, is_selected ? TC_WHITE : TC_GOLD);
 			/* Text below the second dropdown. */
 			if (sec.right > sec.left) { // Second dropdown has non-zero size.
 				DrawSprite(SPR_SQUARE, GENERAL_SPRITE_COLOUR(liv.colour2), sec_squ.left, y + square_offs);
 				DrawString(sec.left, sec.right, y + text_offs, (def || HasBit(liv.in_use, 1)) ? STR_COLOUR_DARK_BLUE + liv.colour2 : STR_COLOUR_DEFAULT, sel ? TC_WHITE : TC_GOLD);
 				DrawSprite(SPR_SQUARE, GENERAL_SPRITE_COLOUR(livery.colour2), sec_squ.left, y + square_offs);
 				DrawString(sec.left, sec.right, y + text_offs, (is_default_scheme || HasBit(livery.in_use, 1)) ? STR_COLOUR_DARK_BLUE + livery.colour2 : STR_COLOUR_DEFAULT, is_selected ? TC_WHITE : TC_GOLD);
+			}
 			y += this->line_height;
@@ @@ -938,9 +938,8 @@ public: @@
 			uint max = static_cast<uint>(std::min<size_t>(this->vscroll->GetPosition() + this->vscroll->GetCapacity(), this->groups.size()));
 			for (uint i = this->vscroll->GetPosition(); i < max; ++i) {
 				const Group *g = this->groups[i];
 				const bool livery_set = HasBit(g->livery.in_use, 0);
 				SetDParam(0, g->index);
-				draw_livery(STR_GROUP_NAME, livery_set ? g->livery : c->livery[LS_DEFAULT], this->sel == g->index, livery_set, this->indents[i] * WidgetDimensions::scaled.hsep_indent);
+				draw_livery(STR_GROUP_NAME, g->livery, this->sel == g->index, false, this->indents[i] * WidgetDimensions::scaled.hsep_indent);
+			}
 			if (this->vscroll->GetCount() == 0) {

src/group.h

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@@ @@ -112,5 +112,6 @@ void SetTrainGroupID(Train *v, GroupID g @@
 void UpdateTrainGroupID(Train *v);
 void RemoveAllGroupsForCompany(const CompanyID company);
 bool GroupIsInGroup(GroupID search, GroupID group);
 void UpdateCompanyGroupLiveries(const Company *c);
 #endif /* GROUP_H */

src/group_cmd.cpp

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@@ @@ -275,11 +275,13 @@ const Livery *GetParentLivery(const Grou @@
 /**
  * Propagate a livery change to a group's children.
  * @param g Group.
  * Propagate a livery change to a group's children, and optionally update cached vehicle colourmaps.
  * @param g Group to propagate colours to children.
  * @param reset_cache Reset colourmap of vehicles in this group.
  */
 void PropagateChildLivery(const Group *g)
+static void PropagateChildLivery(const Group *g, bool reset_cache)
+{
 	if (reset_cache) {
 	/* Company colour data is indirectly cached. */
 	for (Vehicle *v : Vehicle::Iterate()) {
 		if (v->group_id == g->index && (!v->IsGroundVehicle() || v->IsFrontEngine())) {
@@ @@ -289,16 +291,32 @@ void PropagateChildLivery(const Group *g @@
+			}
+		}
+	}
+	}
 	for (Group *cg : Group::Iterate()) {
 		if (cg->parent == g->index) {
 			if (!HasBit(cg->livery.in_use, 0)) cg->livery.colour1 = g->livery.colour1;
 			if (!HasBit(cg->livery.in_use, 1)) cg->livery.colour2 = g->livery.colour2;
 			PropagateChildLivery(cg);
+			PropagateChildLivery(cg, reset_cache);
+		}
+	}
+}
 /**
  * Update group liveries for a company. This is called when the LS_DEFAULT scheme is changed, to update groups with
  * colours set to default.
  * @param c Company to update.
  */
 void UpdateCompanyGroupLiveries(const Company *c)
+{
 	for (Group *g : Group::Iterate()) {
 		if (g->owner == c->index && g->parent == INVALID_GROUP) {
 			if (!HasBit(g->livery.in_use, 0)) g->livery.colour1 = c->livery[LS_DEFAULT].colour1;
 			if (!HasBit(g->livery.in_use, 1)) g->livery.colour2 = c->livery[LS_DEFAULT].colour2;
 			PropagateChildLivery(g, false);
+		}
+	}
+}
 Group::Group(Owner owner)
+{
@@ @@ -453,7 +471,7 @@ CommandCost CmdAlterGroup(DoCommandFlag @@
 				g->livery.colour1 = livery->colour1;
 				g->livery.colour2 = livery->colour2;
 				PropagateChildLivery(g);
+				PropagateChildLivery(g, true);
 				MarkWholeScreenDirty();
+			}
+		}
@@ @@ -661,7 +679,7 @@ CommandCost CmdSetGroupLivery(DoCommandF @@
 			g->livery.colour2 = colour;
+		}
 		PropagateChildLivery(g);
+		PropagateChildLivery(g, true);
 		MarkWholeScreenDirty();
+	}

src/saveload/afterload.cpp

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@@ @@ -3262,6 +3262,10 @@ bool AfterLoadGame() @@
+		}
+	}
 	for (Company *c : Company::Iterate()) {
 		UpdateCompanyLiveries(c);
+	}
 	AfterLoadLabelMaps();
 	AfterLoadCompanyStats();
 	AfterLoadStoryBook();

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