From e02585f68e41d352d29bb85e95c731b609b720ac Mon Sep 17 00:00:00 2001
From: Jonathan G Rennison
Date: Tue, 4 Apr 2023 20:29:22 +0100
Subject: [PATCH] Add railtype and signals variables for signal vertical
clearance
---
docs/newgrf-additions-nml.html | 12 ++++++++
docs/newgrf-additions.html | 22 +++++++++++++++
src/newgrf_extension.cpp | 4 +++
src/newgrf_extension.h | 2 ++
src/newgrf_newsignals.cpp | 18 ++++++++++--
src/newgrf_newsignals.h | 9 ++++--
src/newgrf_optimiser.cpp | 28 +++++++++++++++++++
src/newgrf_railtype.cpp | 21 +++++++++-----
src/newgrf_railtype.h | 11 +++++---
src/rail.h | 1 +
src/rail_cmd.cpp | 29 ++++++++++++++------
src/table/newgrf_debug_data.h | 11 +++++++-
src/tunnelbridge.h | 1 +
src/tunnelbridge_cmd.cpp | 50 +++++++++++++++++++++++++---------
14 files changed, 181 insertions(+), 38 deletions(-)
diff --git a/docs/newgrf-additions-nml.html b/docs/newgrf-additions-nml.html
index 1cc147572b..c2abbdfb19 100644
--- a/docs/newgrf-additions-nml.html
+++ b/docs/newgrf-additions-nml.html
@@ -209,6 +209,12 @@
+ signal_vertical_clearance | 0 - 255 |
+
+ Pixels of vertical clearance between the signal and any bridge above.
+ If there is no bridge above, the value is 0xFF.
+ |
+
@@ -710,6 +716,12 @@ item (FEAT_GLOBALVARS) {
The style ID defined using define_style for signals using a custom style, or 0 for signals using the default style
+ signal_vertical_clearance | 0 - 255 |
+
+ Pixels of vertical clearance between the signal and any bridge above.
+ If there is no bridge above, the value is 0xFF.
+ |
+
Custom signal sprites example:
diff --git a/docs/newgrf-additions.html b/docs/newgrf-additions.html
index 60e31b3618..3dbbc2e598 100644
--- a/docs/newgrf-additions.html
+++ b/docs/newgrf-additions.html
@@ -828,6 +828,17 @@
This is indicated by the feature name: varaction2_railtype_signal_side, version 1
+ Vertical clearance (mappable variable: railtype_signal_vertical_clearance)
+ This applies to Action 2/3 - Railtype custom signal sprites.
+
+ Bit | Meaning |
+ 0 - 7 |
+ Pixels of vertical clearance between the signal and any bridge above.
+ If there is no bridge above, the value is 0xFF.
+ |
+
+
+ This is indicated by the feature name: varaction2_railtype_signal_vertical_clearance, version 1
Tile slope after foundation applied (mappable variable: object_foundation_tile_slope)
@@ -890,6 +901,17 @@
Otherwise for signals using the default style, the value is 0.
This is indicated by the feature name: action0_signals_style, version 1.
+ Vertical clearance (mappable variable: signals_signal_vertical_clearance)
+ This applies to Action 2/3 Signals (Feature 0E) custom signal sprites.
+
+ Bit | Meaning |
+ 0 - 7 |
+ Pixels of vertical clearance between the signal and any bridge above.
+ If there is no bridge above, the value is 0xFF.
+ |
+
+
+ This is indicated by the feature name: varaction2_signals_signal_vertical_clearance, version 1
diff --git a/src/newgrf_extension.cpp b/src/newgrf_extension.cpp
index b9746d07b9..7c5a4d6898 100644
--- a/src/newgrf_extension.cpp
+++ b/src/newgrf_extension.cpp
@@ -42,6 +42,7 @@ extern const GRFFeatureInfo _grf_feature_list[] = {
GRFFeatureInfo("action0_roadtype_collision_mode", 1),
GRFFeatureInfo("varaction2_railtype_signal_context", 1),
GRFFeatureInfo("varaction2_railtype_signal_side", 1),
+ GRFFeatureInfo("varaction2_railtype_signal_vertical_clearance", 1),
GRFFeatureInfo("action0_global_extra_station_names", 2),
GRFFeatureInfo("action0_global_default_object_generate_amount", 1),
GRFFeatureInfo("action0_global_allow_rocks_in_desert", 1),
@@ -53,6 +54,7 @@ extern const GRFFeatureInfo _grf_feature_list[] = {
GRFFeatureInfo("action0_signals_style", 1),
GRFFeatureInfo("varaction2_signals_signal_context", 1),
GRFFeatureInfo("varaction2_signals_signal_side", 1),
+ GRFFeatureInfo("varaction2_signals_signal_vertical_clearance", 1),
GRFFeatureInfo("action3_signals_custom_signal_sprites", 1),
GRFFeatureInfo("action0_object_use_land_ground", 1),
GRFFeatureInfo("action0_object_edge_foundation_mode", 2),
@@ -167,10 +169,12 @@ extern const GRFVariableMapDefinition _grf_action2_remappable_variables[] = {
GRFVariableMapDefinition(GSF_RAILTYPES, A2VRI_RAILTYPE_SIGNAL_RESTRICTION_INFO, "railtype_signal_restriction_info"),
GRFVariableMapDefinition(GSF_RAILTYPES, A2VRI_RAILTYPE_SIGNAL_CONTEXT, "railtype_signal_context"),
GRFVariableMapDefinition(GSF_RAILTYPES, A2VRI_RAILTYPE_SIGNAL_SIDE, "railtype_signal_side"),
+ GRFVariableMapDefinition(GSF_RAILTYPES, A2VRI_RAILTYPE_SIGNAL_VERTICAL_CLEARANCE, "railtype_signal_vertical_clearance"),
GRFVariableMapDefinition(GSF_SIGNALS, A2VRI_SIGNALS_SIGNAL_RESTRICTION_INFO, "signals_signal_restriction_info"),
GRFVariableMapDefinition(GSF_SIGNALS, A2VRI_SIGNALS_SIGNAL_CONTEXT, "signals_signal_context"),
GRFVariableMapDefinition(GSF_SIGNALS, A2VRI_SIGNALS_SIGNAL_STYLE, "signals_signal_style"),
GRFVariableMapDefinition(GSF_SIGNALS, A2VRI_SIGNALS_SIGNAL_SIDE, "signals_signal_side"),
+ GRFVariableMapDefinition(GSF_SIGNALS, A2VRI_SIGNALS_SIGNAL_VERTICAL_CLEARANCE, "signals_signal_vertical_clearance"),
GRFVariableMapDefinition(GSF_FAKE_TOWNS, A2VRI_TOWNS_HOUSE_COUNT, "town_house_count"),
GRFVariableMapDefinition(GSF_FAKE_TOWNS, A2VRI_TOWNS_POPULATION, "town_population"),
GRFVariableMapDefinition(GSF_FAKE_TOWNS, A2VRI_ZONE_0, "town_zone_0_radius_square"),
diff --git a/src/newgrf_extension.h b/src/newgrf_extension.h
index 38b4196f88..037804510c 100644
--- a/src/newgrf_extension.h
+++ b/src/newgrf_extension.h
@@ -83,10 +83,12 @@ enum Action2VariableRemapIds {
A2VRI_RAILTYPE_SIGNAL_RESTRICTION_INFO,
A2VRI_RAILTYPE_SIGNAL_CONTEXT,
A2VRI_RAILTYPE_SIGNAL_SIDE,
+ A2VRI_RAILTYPE_SIGNAL_VERTICAL_CLEARANCE,
A2VRI_SIGNALS_SIGNAL_RESTRICTION_INFO,
A2VRI_SIGNALS_SIGNAL_CONTEXT,
A2VRI_SIGNALS_SIGNAL_STYLE,
A2VRI_SIGNALS_SIGNAL_SIDE,
+ A2VRI_SIGNALS_SIGNAL_VERTICAL_CLEARANCE,
A2VRI_TOWNS_HOUSE_COUNT,
A2VRI_TOWNS_POPULATION,
A2VRI_ZONE_0,
diff --git a/src/newgrf_newsignals.cpp b/src/newgrf_newsignals.cpp
index 1f0fb0a942..b089b8dfe6 100644
--- a/src/newgrf_newsignals.cpp
+++ b/src/newgrf_newsignals.cpp
@@ -54,6 +54,7 @@ uint32 GetNewSignalsSideVariable()
case A2VRI_SIGNALS_SIGNAL_CONTEXT: return this->signal_context;
case A2VRI_SIGNALS_SIGNAL_STYLE: return MapSignalStyle(this->signal_style);
case A2VRI_SIGNALS_SIGNAL_SIDE: return GetNewSignalsSideVariable();
+ case A2VRI_SIGNALS_SIGNAL_VERTICAL_CLEARANCE: return 0xFF;
}
}
@@ -65,6 +66,7 @@ uint32 GetNewSignalsSideVariable()
return GetNewSignalsSignalContext(this->signal_context, this->tile);
case A2VRI_SIGNALS_SIGNAL_STYLE: return MapSignalStyle(this->signal_style);
case A2VRI_SIGNALS_SIGNAL_SIDE: return GetNewSignalsSideVariable();
+ case A2VRI_SIGNALS_SIGNAL_VERTICAL_CLEARANCE: return GetNewSignalsVerticalClearanceInfo(this->tile, this->z);
}
DEBUG(grf, 1, "Unhandled new signals tile variable 0x%X", variable);
@@ -94,9 +96,11 @@ GrfSpecFeature NewSignalsResolverObject::GetFeature() const
* @param param2 Extra parameter (second parameter of the callback, except railtypes do not have callbacks).
* @param signal_context Signal context.
* @param prog Routing restriction program.
+ * @param z Signal pixel z.
*/
-NewSignalsResolverObject::NewSignalsResolverObject(const GRFFile *grffile, TileIndex tile, TileContext context, uint32 param1, uint32 param2, CustomSignalSpriteContext signal_context, uint8 signal_style, const TraceRestrictProgram *prog)
- : ResolverObject(grffile, CBID_NO_CALLBACK, param1, param2), newsignals_scope(*this, tile, context, signal_context, signal_style, prog)
+NewSignalsResolverObject::NewSignalsResolverObject(const GRFFile *grffile, TileIndex tile, TileContext context, uint32 param1, uint32 param2,
+ CustomSignalSpriteContext signal_context, uint8 signal_style, const TraceRestrictProgram *prog, uint z)
+ : ResolverObject(grffile, CBID_NO_CALLBACK, param1, param2), newsignals_scope(*this, tile, context, signal_context, signal_style, prog, z)
{
this->root_spritegroup = grffile != nullptr ? grffile->new_signals_group : nullptr;
}
@@ -113,6 +117,16 @@ uint GetNewSignalsRestrictedSignalsInfo(const TraceRestrictProgram *prog, TileIn
return result;
}
+uint GetNewSignalsVerticalClearanceInfo(TileIndex tile, uint z)
+{
+ if (IsBridgeAbove(tile)) {
+ uint height = GetBridgePixelHeight(GetNorthernBridgeEnd(tile));
+ return std::min(0xFF, height - z);
+ } else {
+ return 0xFF;
+ }
+}
+
void DumpNewSignalsSpriteGroups(DumpSpriteGroupPrinter print)
{
SpriteGroupDumper dumper(print);
diff --git a/src/newgrf_newsignals.h b/src/newgrf_newsignals.h
index 1c72edd875..e229383d60 100644
--- a/src/newgrf_newsignals.h
+++ b/src/newgrf_newsignals.h
@@ -66,6 +66,7 @@ struct NewSignalsScopeResolver : public ScopeResolver {
CustomSignalSpriteContext signal_context;
uint8 signal_style;
const TraceRestrictProgram *prog;
+ uint z;
/**
* Constructor of the railtype scope resolvers.
@@ -74,8 +75,8 @@ struct NewSignalsScopeResolver : public ScopeResolver {
* @param context Are we resolving sprites for the upper halftile, or on a bridge?
* @param signal_context Signal context.
*/
- NewSignalsScopeResolver(ResolverObject &ro, TileIndex tile, TileContext context, CustomSignalSpriteContext signal_context, uint8 signal_style, const TraceRestrictProgram *prog)
- : ScopeResolver(ro), tile(tile), context(context), signal_context(signal_context), signal_style(signal_style), prog(prog)
+ NewSignalsScopeResolver(ResolverObject &ro, TileIndex tile, TileContext context, CustomSignalSpriteContext signal_context, uint8 signal_style, const TraceRestrictProgram *prog, uint z)
+ : ScopeResolver(ro), tile(tile), context(context), signal_context(signal_context), signal_style(signal_style), prog(prog), z(z)
{
}
@@ -87,7 +88,8 @@ struct NewSignalsScopeResolver : public ScopeResolver {
struct NewSignalsResolverObject : public ResolverObject {
NewSignalsScopeResolver newsignals_scope; ///< Resolver for the new signals scope.
- NewSignalsResolverObject(const GRFFile *grffile, TileIndex tile, TileContext context, uint32 param1, uint32 param2, CustomSignalSpriteContext signal_context, uint8 signal_style, const TraceRestrictProgram *prog = nullptr);
+ NewSignalsResolverObject(const GRFFile *grffile, TileIndex tile, TileContext context, uint32 param1, uint32 param2,
+ CustomSignalSpriteContext signal_context, uint8 signal_style, const TraceRestrictProgram *prog = nullptr, uint z = 0);
ScopeResolver *GetScope(VarSpriteGroupScope scope = VSG_SCOPE_SELF, VarSpriteGroupScopeOffset relative = 0) override
{
@@ -103,6 +105,7 @@ struct NewSignalsResolverObject : public ResolverObject {
};
uint GetNewSignalsRestrictedSignalsInfo(const TraceRestrictProgram *prog, TileIndex tile, uint8 signal_style);
+uint GetNewSignalsVerticalClearanceInfo(TileIndex tile, uint z);
inline uint GetNewSignalsSignalContext(CustomSignalSpriteContext signal_context, TileIndex tile)
{
diff --git a/src/newgrf_optimiser.cpp b/src/newgrf_optimiser.cpp
index 54b1f1676f..c4ec3ca8a8 100644
--- a/src/newgrf_optimiser.cpp
+++ b/src/newgrf_optimiser.cpp
@@ -101,6 +101,28 @@ static bool IsExpensiveRoadStopsVariable(uint16 variable)
}
}
+static bool IsExpensiveRailtypeVariable(uint16 variable)
+{
+ switch (variable) {
+ case A2VRI_RAILTYPE_SIGNAL_VERTICAL_CLEARANCE:
+ return true;
+
+ default:
+ return false;
+ }
+}
+
+static bool IsExpensiveSignalVariable(uint16 variable)
+{
+ switch (variable) {
+ case A2VRI_SIGNALS_SIGNAL_VERTICAL_CLEARANCE:
+ return true;
+
+ default:
+ return false;
+ }
+}
+
static bool IsExpensiveVariable(uint16 variable, GrfSpecFeature scope_feature)
{
switch (scope_feature) {
@@ -122,6 +144,12 @@ static bool IsExpensiveVariable(uint16 variable, GrfSpecFeature scope_feature)
case GSF_ROADSTOPS:
return IsExpensiveRoadStopsVariable(variable);
+ case GSF_RAILTYPES:
+ return IsExpensiveRailtypeVariable(variable);
+
+ case GSF_SIGNALS:
+ return IsExpensiveSignalVariable(variable);
+
default:
return false;
}
diff --git a/src/newgrf_railtype.cpp b/src/newgrf_railtype.cpp
index 3446366395..426d49c657 100644
--- a/src/newgrf_railtype.cpp
+++ b/src/newgrf_railtype.cpp
@@ -37,6 +37,7 @@
case A2VRI_RAILTYPE_SIGNAL_RESTRICTION_INFO: return 0;
case A2VRI_RAILTYPE_SIGNAL_CONTEXT: return this->signal_context;
case A2VRI_RAILTYPE_SIGNAL_SIDE: return GetNewSignalsSideVariable();
+ case A2VRI_RAILTYPE_SIGNAL_VERTICAL_CLEARANCE: return 0xFF;
}
}
@@ -62,6 +63,8 @@
return GetNewSignalsSignalContext(this->signal_context, this->tile);
case A2VRI_RAILTYPE_SIGNAL_SIDE:
return GetNewSignalsSideVariable();
+ case A2VRI_RAILTYPE_SIGNAL_VERTICAL_CLEARANCE:
+ return GetNewSignalsVerticalClearanceInfo(this->tile, this->z);
}
DEBUG(grf, 1, "Unhandled rail type tile variable 0x%X", variable);
@@ -89,10 +92,12 @@ uint32 RailTypeResolverObject::GetDebugID() const
* @param param1 Extra parameter (first parameter of the callback, except railtypes do not have callbacks).
* @param param2 Extra parameter (second parameter of the callback, except railtypes do not have callbacks).
* @param signal_context Signal context.
+ * @param z Signal pixel z.
* @param prog Routing restriction program.
*/
-RailTypeResolverObject::RailTypeResolverObject(const RailtypeInfo *rti, TileIndex tile, TileContext context, RailTypeSpriteGroup rtsg, uint32 param1, uint32 param2, CustomSignalSpriteContext signal_context, const TraceRestrictProgram *prog)
- : ResolverObject(rti != nullptr ? rti->grffile[rtsg] : nullptr, CBID_NO_CALLBACK, param1, param2), railtype_scope(*this, rti, tile, context, signal_context, prog)
+RailTypeResolverObject::RailTypeResolverObject(const RailtypeInfo *rti, TileIndex tile, TileContext context, RailTypeSpriteGroup rtsg, uint32 param1, uint32 param2,
+ CustomSignalSpriteContext signal_context, const TraceRestrictProgram *prog, uint z)
+ : ResolverObject(rti != nullptr ? rti->grffile[rtsg] : nullptr, CBID_NO_CALLBACK, param1, param2), railtype_scope(*this, rti, tile, context, signal_context, prog, z)
{
this->root_spritegroup = rti != nullptr ? rti->group[rtsg] : nullptr;
}
@@ -135,7 +140,8 @@ inline uint8 RemapAspect(uint8 aspect, uint8 extra_aspects, uint8 style)
return aspect + 1;
}
-static PalSpriteID GetRailTypeCustomSignalSprite(const RailtypeInfo *rti, TileIndex tile, SignalType type, SignalVariant var, uint8 aspect, CustomSignalSpriteContext context, const TraceRestrictProgram *prog)
+static PalSpriteID GetRailTypeCustomSignalSprite(const RailtypeInfo *rti, TileIndex tile, SignalType type, SignalVariant var, uint8 aspect,
+ CustomSignalSpriteContext context, const TraceRestrictProgram *prog, uint z)
{
if (rti->group[RTSG_SIGNALS] == nullptr) return { 0, PAL_NONE };
if (type == SIGTYPE_PROG && !HasBit(rti->ctrl_flags, RTCF_PROGSIG)) return { 0, PAL_NONE };
@@ -144,7 +150,7 @@ static PalSpriteID GetRailTypeCustomSignalSprite(const RailtypeInfo *rti, TileIn
uint32 param1 = (context == CSSC_GUI) ? 0x10 : 0x00;
uint32 param2 = (type << 16) | (var << 8) | RemapAspect(aspect, rti->signal_extra_aspects, 0);
if ((prog != nullptr) && HasBit(rti->ctrl_flags, RTCF_RESTRICTEDSIG)) SetBit(param2, 24);
- RailTypeResolverObject object(rti, tile, TCX_NORMAL, RTSG_SIGNALS, param1, param2, context, prog);
+ RailTypeResolverObject object(rti, tile, TCX_NORMAL, RTSG_SIGNALS, param1, param2, context, prog, z);
const SpriteGroup *group = object.Resolve();
if (group == nullptr || group->GetNumResults() == 0) return { 0, PAL_NONE };
@@ -163,12 +169,13 @@ static PalSpriteID GetRailTypeCustomSignalSprite(const RailtypeInfo *rti, TileIn
* @param gui Is the sprite being used on the map or in the GUI?
* @return The sprite to draw.
*/
-CustomSignalSpriteResult GetCustomSignalSprite(const RailtypeInfo *rti, TileIndex tile, SignalType type, SignalVariant var, uint8 aspect, CustomSignalSpriteContext context, uint8 style, const TraceRestrictProgram *prog)
+CustomSignalSpriteResult GetCustomSignalSprite(const RailtypeInfo *rti, TileIndex tile, SignalType type, SignalVariant var, uint8 aspect,
+ CustomSignalSpriteContext context, uint8 style, const TraceRestrictProgram *prog, uint z)
{
if (_settings_client.gui.show_all_signal_default && style == 0) return { { 0, PAL_NONE }, false };
if (style == 0) {
- PalSpriteID spr = GetRailTypeCustomSignalSprite(rti, tile, type, var, aspect, context, prog);
+ PalSpriteID spr = GetRailTypeCustomSignalSprite(rti, tile, type, var, aspect, context, prog, z);
if (spr.sprite != 0) return { spr, HasBit(rti->ctrl_flags, RTCF_RESTRICTEDSIG) };
}
@@ -182,7 +189,7 @@ CustomSignalSpriteResult GetCustomSignalSprite(const RailtypeInfo *rti, TileInde
uint32 param1 = (context == CSSC_GUI) ? 0x10 : 0x00;
uint32 param2 = (type << 16) | (var << 8) | RemapAspect(aspect, grf->new_signal_extra_aspects, style);
if ((prog != nullptr) && HasBit(grf->new_signal_ctrl_flags, NSCF_RESTRICTEDSIG)) SetBit(param2, 24);
- NewSignalsResolverObject object(grf, tile, TCX_NORMAL, param1, param2, context, style, prog);
+ NewSignalsResolverObject object(grf, tile, TCX_NORMAL, param1, param2, context, style, prog, z);
const SpriteGroup *group = object.Resolve();
if (group != nullptr && group->GetNumResults() != 0) {
diff --git a/src/newgrf_railtype.h b/src/newgrf_railtype.h
index a4dc0f43e0..7545b5b190 100644
--- a/src/newgrf_railtype.h
+++ b/src/newgrf_railtype.h
@@ -23,6 +23,7 @@ struct RailTypeScopeResolver : public ScopeResolver {
CustomSignalSpriteContext signal_context;
const RailtypeInfo *rti;
const TraceRestrictProgram *prog;
+ uint z;
/**
* Constructor of the railtype scope resolvers.
@@ -31,8 +32,8 @@ struct RailTypeScopeResolver : public ScopeResolver {
* @param context Are we resolving sprites for the upper halftile, or on a bridge?
* @param signal_context Signal context.
*/
- RailTypeScopeResolver(ResolverObject &ro, const RailtypeInfo *rti, TileIndex tile, TileContext context, CustomSignalSpriteContext signal_context, const TraceRestrictProgram *prog)
- : ScopeResolver(ro), tile(tile), context(context), signal_context(signal_context), rti(rti), prog(prog)
+ RailTypeScopeResolver(ResolverObject &ro, const RailtypeInfo *rti, TileIndex tile, TileContext context, CustomSignalSpriteContext signal_context, const TraceRestrictProgram *prog, uint z)
+ : ScopeResolver(ro), tile(tile), context(context), signal_context(signal_context), rti(rti), prog(prog), z(z)
{
}
@@ -44,7 +45,8 @@ struct RailTypeScopeResolver : public ScopeResolver {
struct RailTypeResolverObject : public ResolverObject {
RailTypeScopeResolver railtype_scope; ///< Resolver for the railtype scope.
- RailTypeResolverObject(const RailtypeInfo *rti, TileIndex tile, TileContext context, RailTypeSpriteGroup rtsg, uint32 param1 = 0, uint32 param2 = 0, CustomSignalSpriteContext signal_context = CSSC_GUI, const TraceRestrictProgram *prog = nullptr);
+ RailTypeResolverObject(const RailtypeInfo *rti, TileIndex tile, TileContext context, RailTypeSpriteGroup rtsg, uint32 param1 = 0, uint32 param2 = 0,
+ CustomSignalSpriteContext signal_context = CSSC_GUI, const TraceRestrictProgram *prog = nullptr, uint z = 0);
ScopeResolver *GetScope(VarSpriteGroupScope scope = VSG_SCOPE_SELF, VarSpriteGroupScopeOffset relative = 0) override
{
@@ -64,7 +66,8 @@ struct CustomSignalSpriteResult {
};
SpriteID GetCustomRailSprite(const RailtypeInfo *rti, TileIndex tile, RailTypeSpriteGroup rtsg, TileContext context = TCX_NORMAL, uint *num_results = nullptr);
-CustomSignalSpriteResult GetCustomSignalSprite(const RailtypeInfo *rti, TileIndex tile, SignalType type, SignalVariant var, uint8 aspect, CustomSignalSpriteContext context, uint8 style, const TraceRestrictProgram *prog = nullptr);
+CustomSignalSpriteResult GetCustomSignalSprite(const RailtypeInfo *rti, TileIndex tile, SignalType type, SignalVariant var, uint8 aspect,
+ CustomSignalSpriteContext context, uint8 style, const TraceRestrictProgram *prog = nullptr, uint z = 0);
RailType GetRailTypeTranslation(uint8 railtype, const GRFFile *grffile);
uint8 GetReverseRailTypeTranslation(RailType railtype, const GRFFile *grffile);
diff --git a/src/rail.h b/src/rail.h
index 262c0b5145..4efd4c3489 100644
--- a/src/rail.h
+++ b/src/rail.h
@@ -480,6 +480,7 @@ static inline Money SignalMaintenanceCost(uint32 num)
void MarkSingleSignalDirty(TileIndex tile, Trackdir td);
void MarkSingleSignalDirtyAtZ(TileIndex tile, Trackdir td, bool opposite_side, uint z);
+void GetSignalXYZByTrackdir(TileIndex tile, Trackdir td, bool opposite_side, uint &x, uint &y, uint &z);
void DrawTrainDepotSprite(int x, int y, int image, RailType railtype);
int TicksToLeaveDepot(const Train *v);
diff --git a/src/rail_cmd.cpp b/src/rail_cmd.cpp
index 4db2bc9a8b..fe7b6a2914 100644
--- a/src/rail_cmd.cpp
+++ b/src/rail_cmd.cpp
@@ -2858,7 +2858,9 @@ void DrawSingleSignal(TileIndex tile, const RailtypeInfo *rti, Track track, Sign
aspect = 0;
}
- const CustomSignalSpriteResult result = GetCustomSignalSprite(rti, tile, type, variant, aspect, context, style, prog);
+ const uint z = GetSaveSlopeZ(x, y, track);
+
+ const CustomSignalSpriteResult result = GetCustomSignalSprite(rti, tile, type, variant, aspect, context, style, prog, z);
SpriteID sprite = result.sprite.sprite;
PaletteID pal = PAL_NONE;
bool is_custom_sprite = (sprite != 0);
@@ -2919,13 +2921,13 @@ void DrawSingleSignal(TileIndex tile, const RailtypeInfo *rti, Track track, Sign
static const SubSprite lower_part = { -50, -10, 50, 50 };
static const SubSprite upper_part = { -50, -50, 50, -11 };
- AddSortableSpriteToDraw(sprite, SPR_TRACERESTRICT_BASE, x, y, 1, 1, BB_HEIGHT_UNDER_BRIDGE, GetSaveSlopeZ(x, y, track), false, 0, 0, 0, &lower_part);
- AddSortableSpriteToDraw(sprite, PAL_NONE, x, y, 1, 1, BB_HEIGHT_UNDER_BRIDGE, GetSaveSlopeZ(x, y, track), false, 0, 0, 0, &upper_part);
+ AddSortableSpriteToDraw(sprite, SPR_TRACERESTRICT_BASE, x, y, 1, 1, BB_HEIGHT_UNDER_BRIDGE, z, false, 0, 0, 0, &lower_part);
+ AddSortableSpriteToDraw(sprite, PAL_NONE, x, y, 1, 1, BB_HEIGHT_UNDER_BRIDGE, z, false, 0, 0, 0, &upper_part);
} else {
- AddSortableSpriteToDraw(sprite, SPR_TRACERESTRICT_BASE + (type == SIGTYPE_NO_ENTRY ? 0 : 1), x, y, 1, 1, BB_HEIGHT_UNDER_BRIDGE, GetSaveSlopeZ(x, y, track));
+ AddSortableSpriteToDraw(sprite, SPR_TRACERESTRICT_BASE + (type == SIGTYPE_NO_ENTRY ? 0 : 1), x, y, 1, 1, BB_HEIGHT_UNDER_BRIDGE, z);
}
} else {
- AddSortableSpriteToDraw(sprite, pal, x, y, 1, 1, BB_HEIGHT_UNDER_BRIDGE, GetSaveSlopeZ(x, y, track));
+ AddSortableSpriteToDraw(sprite, pal, x, y, 1, 1, BB_HEIGHT_UNDER_BRIDGE, z);
}
const Sprite *sp = GetSprite(sprite, ST_NORMAL);
if (sp->x_offs < -SIGNAL_DIRTY_LEFT || sp->x_offs + sp->width > SIGNAL_DIRTY_RIGHT || sp->y_offs < -SIGNAL_DIRTY_TOP || sp->y_offs + sp->height > SIGNAL_DIRTY_BOTTOM) {
@@ -2942,8 +2944,7 @@ static void DrawSingleSignal(TileIndex tile, const RailtypeInfo *rti, Track trac
DrawSingleSignal(tile, rti, track, condition, image, pos, type, variant, prog, CSSC_TRACK);
}
-template
-void MarkSingleSignalDirtyIntl(TileIndex tile, Trackdir td, bool opposite, F get_z)
+static void GetSignalXYByTrackdir(TileIndex tile, Trackdir td, bool opposite, uint &x, uint &y)
{
static const uint8 trackdir_to_pos[TRACKDIR_END] = {
8, // TRACKDIR_X_NE
@@ -2964,8 +2965,20 @@ void MarkSingleSignalDirtyIntl(TileIndex tile, Trackdir td, bool opposite, F get
0, // TRACKDIR_RVREV_NW
};
- uint x, y;
GetSignalXY(tile, trackdir_to_pos[td], opposite, x, y);
+}
+
+void GetSignalXYZByTrackdir(TileIndex tile, Trackdir td, bool opposite_side, uint &x, uint &y, uint &z)
+{
+ GetSignalXYByTrackdir(tile, td, opposite_side, x, y);
+ z = GetSaveSlopeZ(x, y, TrackdirToTrack(td));
+}
+
+template
+void MarkSingleSignalDirtyIntl(TileIndex tile, Trackdir td, bool opposite, F get_z)
+{
+ uint x, y;
+ GetSignalXYByTrackdir(tile, td, opposite, x, y);
Point pt = RemapCoords(x, y, get_z(x, y));
MarkAllViewportsDirty(
pt.x - SIGNAL_DIRTY_LEFT,
diff --git a/src/table/newgrf_debug_data.h b/src/table/newgrf_debug_data.h
index 8e2821d512..4d2315d771 100644
--- a/src/table/newgrf_debug_data.h
+++ b/src/table/newgrf_debug_data.h
@@ -24,6 +24,7 @@
#include "../newgrf_extension.h"
#include "../animated_tile.h"
#include "../clear_map.h"
+#include "../tunnelbridge.h"
/* Helper for filling property tables */
#define NIP(prop, base, variable, type, name) { name, (ptrdiff_t)cpp_offsetof(base, variable), cpp_sizeof(base, variable), prop, type }
@@ -1215,6 +1216,7 @@ static const NIVariable _niv_signals[] = {
NIV(A2VRI_SIGNALS_SIGNAL_CONTEXT, "context"),
NIV(A2VRI_SIGNALS_SIGNAL_STYLE, "style"),
NIV(A2VRI_SIGNALS_SIGNAL_SIDE, "side"),
+ NIV(A2VRI_SIGNALS_SIGNAL_VERTICAL_CLEARANCE, "vertical_clearance"),
NIV_END()
};
@@ -1233,20 +1235,27 @@ class NIHSignals : public NIHelper {
extern TraceRestrictProgram *GetFirstTraceRestrictProgramOnTile(TileIndex t);
CustomSignalSpriteContext ctx = CSSC_TRACK;
uint8 style = 0;
+ uint z = 0;
if (IsTunnelBridgeWithSignalSimulation(index)) {
ctx = IsTunnelBridgeSignalSimulationEntrance(index) ? CSSC_TUNNEL_BRIDGE_ENTRANCE : CSSC_TUNNEL_BRIDGE_EXIT;
style = GetTunnelBridgeSignalStyle(index);
+ z = GetTunnelBridgeSignalZ(index, !IsTunnelBridgeSignalSimulationEntrance(index));
} else if (IsTileType(index, MP_RAILWAY) && HasSignals(index)) {
TrackBits bits = GetTrackBits(index);
do {
Track track = RemoveFirstTrack(&bits);
if (HasSignalOnTrack(index, track)) {
style = GetSignalStyle(index, track);
+ Trackdir td = TrackToTrackdir(track);
+ if (!HasSignalOnTrackdir(index, td)) td = ReverseTrackdir(td);
+
+ uint x, y;
+ GetSignalXYZByTrackdir(index, td, HasBit(_signal_style_masks.signal_opposite_side, style), x, y, z);
break;
}
} while (bits != TRACK_BIT_NONE);
}
- NewSignalsResolverObject ro(nullptr, index, TCX_NORMAL, 0, 0, ctx, style, GetFirstTraceRestrictProgramOnTile(index));
+ NewSignalsResolverObject ro(nullptr, index, TCX_NORMAL, 0, 0, ctx, style, GetFirstTraceRestrictProgramOnTile(index), z);
return ro.GetScope(VSG_SCOPE_SELF)->GetVariable(var, param, extra);
}
diff --git a/src/tunnelbridge.h b/src/tunnelbridge.h
index 4f42231eb7..8bdf434edd 100644
--- a/src/tunnelbridge.h
+++ b/src/tunnelbridge.h
@@ -17,6 +17,7 @@ uint GetBestTunnelBridgeSignalSimulationSpacing(TileIndex begin, TileIndex end,
uint GetTunnelBridgeSignalSimulationSignalCount(TileIndex begin, TileIndex end);
void MarkTunnelBridgeSignalDirty(TileIndex tile, bool exit);
+int GetTunnelBridgeSignalZ(TileIndex tile, bool exit);
/**
* Calculates the length of a tunnel or a bridge (without end tiles)
diff --git a/src/tunnelbridge_cmd.cpp b/src/tunnelbridge_cmd.cpp
index 4b78e2a521..e76155b0d9 100644
--- a/src/tunnelbridge_cmd.cpp
+++ b/src/tunnelbridge_cmd.cpp
@@ -1765,7 +1765,7 @@ static void DrawTunnelBridgeRampSingleSignal(const TileInfo *ti, bool is_green,
}
bool show_restricted = IsTunnelBridgeRestrictedSignal(ti->tile);
const TraceRestrictProgram *prog = show_restricted ? GetExistingTraceRestrictProgram(ti->tile, FindFirstTrack(GetAcrossTunnelBridgeTrackBits(ti->tile))) : nullptr;
- const CustomSignalSpriteResult result = GetCustomSignalSprite(rti, ti->tile, type, variant, aspect, show_exit ? CSSC_TUNNEL_BRIDGE_EXIT : CSSC_TUNNEL_BRIDGE_ENTRANCE, style, prog);
+ const CustomSignalSpriteResult result = GetCustomSignalSprite(rti, ti->tile, type, variant, aspect, show_exit ? CSSC_TUNNEL_BRIDGE_EXIT : CSSC_TUNNEL_BRIDGE_ENTRANCE, style, prog, z);
PalSpriteID sprite = result.sprite;
bool is_custom_sprite = (sprite.sprite != 0);
@@ -1943,6 +1943,41 @@ void MarkSingleBridgeSignalDirty(TileIndex tile, TileIndex bridge_start_tile)
);
}
+static int GetTunnelBridgeSignalZNonRailCustom(TileIndex tile, bool side, bool exit, DiagDirection dir)
+{
+ int z;
+ if (IsTunnel(tile)) {
+ z = GetTileZ(tile) * TILE_HEIGHT;
+ } else {
+ Slope slope = GetTilePixelSlope(tile, &z);
+ if (slope == SLOPE_FLAT) {
+ if (side == exit && dir == DIAGDIR_SE) z += 2;
+ if (side != exit && dir == DIAGDIR_SW) z += 2;
+ } else {
+ z += 8;
+ }
+ }
+
+ return z;
+}
+
+int GetTunnelBridgeSignalZ(TileIndex tile, bool exit)
+{
+ if (IsRailCustomBridgeHeadTile(tile)) {
+ return GetTileMaxPixelZ(tile);
+ }
+
+ bool opposite_side = false;
+ if (_signal_style_masks.signal_opposite_side != 0) {
+ opposite_side = HasBit(_signal_style_masks.signal_opposite_side, GetTunnelBridgeSignalStyle(tile));
+ }
+
+ bool side = (_settings_game.vehicle.road_side != 0) && _settings_game.construction.train_signal_side;
+ side ^= opposite_side;
+
+ return GetTunnelBridgeSignalZNonRailCustom(tile, side, exit, GetTunnelBridgeDirection(tile));
+}
+
void MarkTunnelBridgeSignalDirty(TileIndex tile, bool exit)
{
if (_signal_sprite_oversized) {
@@ -1986,18 +2021,7 @@ void MarkTunnelBridgeSignalDirty(TileIndex tile, bool exit)
uint x = TileX(tile) * TILE_SIZE + SignalPositions[side != exit][position].x;
uint y = TileY(tile) * TILE_SIZE + SignalPositions[side != exit][position].y;
- int z;
- if (IsTunnel(tile)) {
- z = GetTileZ(tile) * TILE_HEIGHT;
- } else {
- Slope slope = GetTilePixelSlope(tile, &z);
- if (slope == SLOPE_FLAT) {
- if (side == exit && dir == DIAGDIR_SE) z += 2;
- if (side != exit && dir == DIAGDIR_SW) z += 2;
- } else {
- z += 8;
- }
- }
+ int z = GetTunnelBridgeSignalZNonRailCustom(tile, side, exit, dir);
Point pt = RemapCoords(x, y, z);
MarkAllViewportsDirty(