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Signals: Add variable for signal context (track, tunnel, bridge, etc)

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Jonathan G Rennison
2022-06-15 19:03:13 +01:00
parent cf5eef515e
commit 41117a52d2
11 changed files with 170 additions and 33 deletions
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10
src/newgrf_railtype.h
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@@ -20,6 +20,7 @@ struct TraceRestrictProgram;
struct RailTypeScopeResolver : public ScopeResolver {
TileIndex tile; ///< Tracktile. For track on a bridge this is the southern bridgehead.
TileContext context; ///< Are we resolving sprites for the upper halftile, or on a bridge?
CustomSignalSpriteContext signal_context;
const RailtypeInfo *rti;
const TraceRestrictProgram *prog;
@@ -28,9 +29,10 @@ struct RailTypeScopeResolver : public ScopeResolver {
* @param ro Surrounding resolver.
* @param tile %Tile containing the track. For track on a bridge this is the southern bridgehead.
* @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, const TraceRestrictProgram *prog)
: ScopeResolver(ro), tile(tile), context(context), rti(rti), prog(prog)
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)
{
}
@@ -42,7 +44,7 @@ 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, 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);
ScopeResolver *GetScope(VarSpriteGroupScope scope = VSG_SCOPE_SELF, byte relative = 0) override
{
@@ -62,7 +64,7 @@ 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, bool gui = false, const TraceRestrictProgram *prog = nullptr);
CustomSignalSpriteResult GetCustomSignalSprite(const RailtypeInfo *rti, TileIndex tile, SignalType type, SignalVariant var, uint8 aspect, CustomSignalSpriteContext context, const TraceRestrictProgram *prog = nullptr);
RailType GetRailTypeTranslation(uint8 railtype, const GRFFile *grffile);
uint8 GetReverseRailTypeTranslation(RailType railtype, const GRFFile *grffile);