feat: execute ordered S-52 runtime rules

config/s52/cm95_s52_runtime_capabilities_web_compare_v1.json

@@ -19,27 +19,28 @@
       ]
     },
     "RUNTIME_DEPARE": {
-      "status": "PREVIEW_ONLY",
+      "status": "IMPLEMENTED",
-      "fidelity": "DEFAULT_MARINER_SETTINGS_PREVIEW",
+      "fidelity": "ORDERED_RUNTIME_RULE_IR",
       "evidence": [
         {
-          "path": "web/kyushu_compare.html",
+          "path": "web/s52_runtime_executor.js",
           "contains": [
-            "runtime-preview-depare",
+            "RuntimeExecutor",
-            "runtimeDepthColorExpression"
+            "dynamicRules"
           ]
         }
       ]
     },
     "RUNTIME_DEPCNT": {
-      "status": "PREVIEW_ONLY",
+      "status": "IMPLEMENTED",
-      "fidelity": "DEFAULT_MARINER_SETTINGS_PREVIEW",
+      "fidelity": "SAFE_LOOKUP_QUAPOS_AND_SIDE_EFFECTS",
       "evidence": [
         {
-          "path": "web/kyushu_compare.html",
+          "path": "web/s52_runtime_executor.js",
           "contains": [
-            "runtime-preview-depcnt",
+            "RuntimeExecutor",
-            "updateRuntimeSafetyContour"
+            "s52_safe_dashed_rule_chain",
+            "scamin:100000001"
           ]
         }
       ]
@@ -49,22 +50,22 @@
       "fidelity": "TEXT_VALUE_ONLY_NOT_S52_GLYPH_COMPOSITION",
       "evidence": [
         {
-          "path": "web/kyushu_compare.html",
+          "path": "web/s52_runtime_executor.js",
           "contains": [
-            "runtime-preview-soundg"
+            "soundingRules"
           ]
         }
       ]
     },
     "RUNTIME_OBSTRN": {
-      "status": "PREVIEW_ONLY",
+      "status": "IMPLEMENTED",
-      "fidelity": "POINT_SYMBOL_RUNTIME_ONLY_AREA_LINE_PENDING",
+      "fidelity": "ORDERED_POINT_LINE_AREA_RULE_CHAIN",
       "evidence": [
         {
-          "path": "web/kyushu_compare.html",
+          "path": "web/s52_runtime_executor.js",
           "contains": [
-            "runtime-preview-hazard-symbols",
+            "hazardRules",
-            "runtimeHazardSymbol",
+            "operationFeatures",
             "OBSTRN04",
             "ISODGR51"
           ]
@@ -72,14 +73,14 @@
       ]
     },
     "RUNTIME_WRECKS": {
-      "status": "PREVIEW_ONLY",
+      "status": "IMPLEMENTED",
-      "fidelity": "POINT_SYMBOL_RUNTIME_ONLY_AREA_LINE_PENDING",
+      "fidelity": "ORDERED_POINT_LINE_AREA_RULE_CHAIN",
       "evidence": [
         {
-          "path": "web/kyushu_compare.html",
+          "path": "web/s52_runtime_executor.js",
           "contains": [
-            "runtime-preview-hazard-symbols",
+            "hazardRules",
-            "runtimeHazardSymbol",
+            "operationFeatures",
             "WRECKS02"
           ]
         }

src/cm95pbf/csp.py

@@ -620,6 +620,10 @@ def materialize_mariner_runtime_facts(
         )
 
     if name in {"OBSTRN04", "WRECKS02"}:
+        valsou = _optional_float(attrs.get("VALSOU"))
+        out["s52_valsou_present"] = int(valsou is not None)
+        if valsou is not None:
+            out["s52_valsou_m"] = valsou
         hazard_depth = _runtime_hazard_depth(
             name, object_class, geometry_type, attrs, associated_depth_ranges
         )
@@ -634,6 +638,17 @@ def materialize_mariner_runtime_facts(
             out["s52_surrounding_max_drval1_m"] = max(lows)
         if highs:
             out["s52_surrounding_min_drval2_m"] = min(highs)
+        quality = resolve_quapnt01_instruction(attrs)
+        out["s52_hazard_quality_rule_chain"] = materialize_rule_ir(
+            quality, attrs, source="nested_csp", procedure="QUAPNT01"
+        )
+        if name == "OBSTRN04" and attrs.get("OBJNAM") not in (None, ""):
+            out["s52_hazard_name_rule_chain"] = materialize_rule_ir(
+                "TX(OBJNAM,1,2,3,'15118',-1,-1,CHBLK,26)",
+                attrs,
+                source="nested_csp",
+                procedure="OBJNAM",
+            )
 
     scalar_codes = {
         "QUAPOS": "s52_quapos_code",

src/cm95pbf/mapping.py

@@ -56,6 +56,10 @@ DELIVERY_PROPERTY_ALLOWLIST = frozenset(
         "s52_display_base_promoted",
         "s52_hazard_depth_m",
         "s52_hazard_procedure",
+        "s52_hazard_quality_rule_chain",
+        "s52_hazard_name_rule_chain",
+        "s52_valsou_present",
+        "s52_valsou_m",
         "s52_isolated_danger",
         "s52_surrounding_max_drval1_m",
         "s52_surrounding_min_drval2_m",

tools/cm95_s52_style_compiler.py

@@ -170,6 +170,8 @@ USAGE_VALUE_FIELDS = (
     "s52_area_color",
     "s52_area_pattern_code",
     "s52_line_color",
+    "s52_line1_color",
+    "s52_line2_color",
     "s52_line_complex_code",
     "s52_text1_color",
     "s52_text2_color",
@@ -184,6 +186,10 @@ USAGE_PRESENCE_FIELDS = (
     "s52_text1_value",
     "s52_text2_value",
     "s52_text3_value",
+    "s52_line1_style",
+    "s52_line1_width",
+    "s52_line2_style",
+    "s52_line2_width",
 )
 
 
@@ -245,9 +251,13 @@ def _scan_pbf_usage(path: Path) -> dict[str, Any]:
                     render_kind_counts["AP"][placement] += 1
                 else:
                     geometry_ignored[("AP", layer_name, geometry_type)] += 1
-            if "s52_line_color" in props:
+            line_slots = [
+                slot for slot in (1, 2)
+                if f"s52_line{slot}_color" in props
+            ]
+            if line_slots or "s52_line_color" in props:
                 if line_geometry:
-                    render_kind_counts["LS"][placement] += 1
+                    render_kind_counts["LS"][placement] += max(1, len(line_slots))
                 else:
                     geometry_ignored[("LS", layer_name, geometry_type)] += 1
             if "s52_line_complex_code" in props:
@@ -540,7 +550,7 @@ def _compile_style(
     materialized_priority_fields = {
         "AC": ("s52_area_color",),
         "AP": ("s52_area_pattern_code",),
-        "LS": ("s52_line_color",),
+        "LS": ("s52_line_color", "s52_line1_color", "s52_line2_color"),
         "LC": ("s52_line_complex_code",),
         "SY": ("s52_symbol_code",),
         "TX/TE": ("s52_text1_value", "s52_text2_value", "s52_text3_value"),
@@ -578,6 +588,8 @@ def _compile_style(
         for field in (
             "s52_area_color",
             "s52_line_color",
+            "s52_line1_color",
+            "s52_line2_color",
             "s52_text1_color",
             "s52_text2_color",
             "s52_text3_color",
@@ -690,42 +702,77 @@ def _compile_style(
                 )
                 compiled_placements["AP"].add((layer_name, priority))
 
-            if (
+            if "line" in caps and priority in opcode_priorities["LS"]:
-                "line" in caps
+                for slot in (1, 2):
-                and priority in opcode_priorities["LS"]
+                    color_field = f"s52_line{slot}_color"
-                and _field_used(usage, layer_name, "s52_line_color", priority)
+                    if not _field_used(usage, layer_name, color_field, priority):
-            ):
+                        continue
-                _add_layer(
+                    style_field = f"s52_line{slot}_style"
-                    layers,
+                    width_field = f"s52_line{slot}_width"
-                    compiled_counts,
+                    _add_layer(
-                    "LS",
+                        layers,
-                    {
+                        compiled_counts,
-                        "id": f"{prefix}-ls-{layer_id}",
+                        "LS",
-                        "type": "line",
+                        {
-                        "source": source_id,
+                            "id": f"{prefix}-ls{slot}-{layer_id}",
-                        "source-layer": layer_name,
+                            "type": "line",
-                        "filter": _base_filter(
+                            "source": source_id,
-                            priority=priority,
+                            "source-layer": layer_name,
-                            categories=categories,
+                            "filter": _base_filter(
-                            required_field="s52_line_color",
+                                priority=priority,
-                        ),
+                                categories=categories,
-                        "paint": {
+                                required_field=color_field,
-                            "line-color": color_line,
+                            ),
-                            "line-width": [
+                            "layout": {"line-cap": "round"},
-                                "to-number",
+                            "paint": {
-                                ["get", "s52_line_width"],
+                                "line-color": _color_expression(
-                                float(config.get("line_width_fallback", 1.0)),
+                                    color_field, active_colors, fallback
-                            ],
+                                ),
-                            "line-dasharray": [
+                                "line-width": [
-                                "case",
+                                    "to-number", ["get", width_field],
-                                ["==", ["get", "s52_line_style"], "DASH"],
+                                    float(config.get("line_width_fallback", 1.0)),
-                                ["literal", [4, 2]],
+                                ],
-                                ["literal", [1, 0]],
+                                "line-dasharray": [
-                            ],
+                                    "match", ["get", style_field],
+                                    "DASH", ["literal", [4, 2]],
+                                    "DOTT", ["literal", [1, 2]],
+                                    ["literal", [1, 0]],
+                                ],
+                            },
                         },
-                    },
+                    )
-                )
+                    compiled_placements["LS"].add((layer_name, priority))
-                compiled_placements["LS"].add((layer_name, priority))
+
+                if _field_used(usage, layer_name, "s52_line_color", priority):
+                    _add_layer(
+                        layers,
+                        compiled_counts,
+                        "LS",
+                        {
+                            "id": f"{prefix}-ls-legacy-{layer_id}",
+                            "type": "line",
+                            "source": source_id,
+                            "source-layer": layer_name,
+                            "filter": _base_filter(
+                                priority=priority,
+                                categories=categories,
+                                required_field="s52_line_color",
+                                forbidden_field="s52_line1_color",
+                            ),
+                            "layout": {"line-cap": "round"},
+                            "paint": {
+                                "line-color": color_line,
+                                "line-width": ["to-number", ["get", "s52_line_width"], 1],
+                                "line-dasharray": [
+                                    "match", ["get", "s52_line_style"],
+                                    "DASH", ["literal", [4, 2]],
+                                    "DOTT", ["literal", [1, 2]],
+                                    ["literal", [1, 0]],
+                                ],
+                            },
+                        },
+                    )
+                    compiled_placements["LS"].add((layer_name, priority))
             if (
                 "line" in caps
                 and lc_mapping
@@ -1172,6 +1219,8 @@ def _compile_style(
         for field in (
             "s52_area_color",
             "s52_line_color",
+            "s52_line1_color",
+            "s52_line2_color",
             "s52_text1_color",
             "s52_text2_color",
             "s52_text3_color",

web/kyushu_compare.html

@@ -76,6 +76,7 @@
 </div>
 
 <script src="/assets/maplibre-gl.js"></script>
+<script src="/s52_runtime_executor.js"></script>
 <script>
 const REFERENCE_STYLE =
   "https://pbf.jpcn.ccwu.cc/style/style.navsea-delivery-full-semantic-extentfix.json";
@@ -129,8 +130,10 @@ const RUNTIME_HAZARD_SOURCE_LAYERS=[
   "s52_points"
 ];
 let runtimeEffectiveSafetyContourM=null;
+let runtimeRuleExecutor=null;
 
 function removeRuntimePreviewLayers(map){
+  if(runtimeRuleExecutor){runtimeRuleExecutor.remove();runtimeRuleExecutor=null;}
   for(const id of RUNTIME_LAYER_IDS){
     if(map.getLayer(id))map.removeLayer(id);
   }
@@ -393,11 +396,12 @@ function addRuntimeHazardLayer(map){
 function installRuntimePreviewLayers(map){
   removeRuntimePreviewLayers(map);
   if(!debugRuntimePreview.checked || !map.getSource("cm95"))return;
-  addRuntimeDepthAreaLayer(map);
+  runtimeRuleExecutor=new CM95S52Runtime.RuntimeExecutor(map,{settings:RUNTIME_DEFAULTS});
-  addRuntimeContourLayer(map);
+  runtimeRuleExecutor.install();
-  addRuntimeSoundingLayer(map);
+}
-  addRuntimeHazardLayer(map);
+
-  setTimeout(updateRuntimeSafetyContour,0);
+function refreshRuntimeRuleExecutor(){
+  if(runtimeRuleExecutor)runtimeRuleExecutor.refresh();
 }
 
 const CA_COLOR = Object.freeze({
@@ -720,12 +724,12 @@ leftMap.on("sourcedata",function(e){
   if(debugRuntimePreview.checked)updateRuntimeSafetyContour();
   if(e.isSourceLoaded){
     refreshLightArcFeatures();
-    refreshRuntimeHazards();
+    refreshRuntimeRuleExecutor();
   }
 });
 leftMap.on("idle",function(){
   refreshLightArcFeatures();
-  refreshRuntimeHazards();
+  refreshRuntimeRuleExecutor();
 });
 leftMap.on("render",scheduleLightArcDraw);
 leftMap.on("resize",scheduleLightArcDraw);

web/kyushu_compare_server.py

@@ -27,6 +27,7 @@ def main():
     report_root = release_dir / "reports" / "delivery"
     manifest_path = release_dir / "release_manifest_v1.json"
     html_path = web_root / "kyushu_compare.html"
+    runtime_executor_path = web_root / "s52_runtime_executor.js"
     assets_root = project_root / "build" / "fukuoka_s52_web" / "site" / "assets"
     s52_style_path = project_root / "build" / "s52_style_compiler_release_57e72826db1d" / "style.s52.json"
     s52_sprite_root = project_root / "build" / "s52_resources_v2" / "final"
@@ -35,6 +36,7 @@ def main():
         pbf_root,
         manifest_path,
         html_path,
+        runtime_executor_path,
         assets_root / "maplibre-gl.js",
         assets_root / "maplibre-gl.css",
         s52_style_path,
@@ -65,6 +67,13 @@ def main():
                 self.send_bytes(html_path.read_bytes(), "text/html; charset=utf-8")
                 return
 
+            if path == "/s52_runtime_executor.js":
+                self.send_bytes(
+                    runtime_executor_path.read_bytes(),
+                    "application/javascript; charset=utf-8",
+                )
+                return
+
             if path == "/health":
                 payload = {
                     "status": "ok",

web/s52_runtime_executor.js

@@ -0,0 +1,88 @@
+(function(root){
+"use strict";
+
+const DEFAULTS=Object.freeze({shallowContourM:2,safetyContourM:3,safetyDepthM:3,deepContourM:6,twoShades:false,depthUnit:"metres",heightUnit:"metres",symbolizedBoundaries:false});
+const COLORS=Object.freeze({CHBLK:"#070707",CHBRN:"#b19139",CHGRF:"#6d7473",CHMGD:"#c545c3",CSTLN:"#6d7473",DEPCN:"#7d898c",DEPSC:"#525a5c",DEPIT:"#83b295",DEPVS:"#73b6ef",DEPMS:"#98c5f2",DEPMD:"#bad5e1",DEPDW:"#d4eaee",LITRD:"#f15469",LITGN:"#68e456",LITYW:"#f4da48",OUTLW:"#070707"});
+
+function jsonValue(value,fallback){if(value===undefined||value===null||value==="")return fallback;if(typeof value!=="string")return value;try{return JSON.parse(value);}catch(_err){return fallback;}}
+function numberValue(props,key,fallback=null){const value=Number(props&&props[key]);return Number.isFinite(value)?value:fallback;}
+function listValue(value){const parsed=jsonValue(value,value);if(Array.isArray(parsed))return parsed.map(Number).filter(Number.isFinite);if(parsed===undefined||parsed===null||parsed==="")return [];return String(parsed).replace(/^\[|\]$/g,"").split(",").map(Number).filter(Number.isFinite);}
+function rule(opcode,args,extra){return Object.assign({opcode:opcode,args:(args||[]).map(String),source:"runtime"},extra||{});}
+function storedRules(props,key){const value=jsonValue(props&&props[key],[]);return Array.isArray(value)?value:[];}
+function soundingRules(props,settings,depthOverride){
+  const sourceDepth=depthOverride===undefined?numberValue(props,"s52_sounding_depth_m",null):Number(depthOverride);if(sourceDepth===null||!Number.isFinite(sourceDepth))return [];
+  let depth=sourceDepth>40000?99999:sourceDepth<-1000?0:sourceDepth,safety=settings.safetyDepthM;
+  if(settings.depthUnit==="feet"){depth/=0.3048;safety/=0.3048;}else if(settings.depthUnit==="fathoms"){depth/=0.3048*6;safety/=0.3048*6;}
+  depth+=depth>0?0.01:-0.01;if(settings.depthUnit==="feet"&&Math.abs(depth)>0&&Math.abs(depth)<31)depth=Math.sign(depth)*Math.floor(Math.abs(depth)+0.5);
+  const prefix=depth<=safety?"SOUNDS":"SOUNDG",codes=[];
+  if(numberValue(props,"s52_sounding_swept",0)===1)codes.push(prefix+"B1");if(numberValue(props,"s52_sounding_low_quality",0)===1)codes.push(prefix+"C2");
+  const absolute=Math.abs(depth),leading=Math.trunc(absolute);
+  if(absolute<10){codes.push(prefix+"1"+leading);const fraction=Math.trunc(Math.abs(absolute-leading)*10);if(fraction>0)codes.push(prefix+"5"+fraction);if(depth<0)codes.push(prefix+"A1");}
+  else if(absolute<31&&absolute-Math.floor(leading)!==0){const fraction=Math.trunc((absolute-Math.floor(leading))*10);if(leading>=10)codes.push(prefix+"2"+Math.trunc(leading/10));codes.push(prefix+"1"+(leading%10));if(fraction>0)codes.push(prefix+"5"+fraction);if(depth<0)codes.push(prefix+"A1");}
+  else if(absolute<100){const a=Math.trunc(leading/10),b=leading%10;if(depth<0)codes.push(prefix+"2"+a,prefix+"1"+b,prefix+"A1");else codes.push(prefix+"1"+a,prefix+"0"+b);}
+  else{const digits=String(leading).split(""),positions={3:[2,1,0],4:[2,1,0,4],5:[3,2,1,0,4]}[digits.length]||[];positions.forEach((position,index)=>codes.push(prefix+position+digits[index]));}
+  return codes.map(code=>rule("SOUNDG",[code],{procedure:"SOUNDG03",depth:depth,depth_unit:settings.depthUnit}));
+}
+function qualityRules(props){return storedRules(props,"s52_hazard_quality_rule_chain");}function nameRules(props){return storedRules(props,"s52_hazard_name_rule_chain");}function sideEffect(values){return rule("SE",[],{side_effects:values});}
+function hazardIsolated(props,settings){const depth=numberValue(props,"s52_hazard_depth_m",null),expsou=numberValue(props,"s52_expsou_code",0);let danger=depth===null&&expsou!==1;if(!danger&&(expsou===1||(depth!==null&&depth<=settings.safetyContourM))){const surrounding=numberValue(props,"s52_surrounding_max_drval1_m",null);if(surrounding!==null&&surrounding>=settings.safetyContourM&&expsou!==1)danger=true;}return danger;}
+function hazardRules(props,settings){
+  const csp=String(props.s52_runtime_csp||""),geom=String(props.s52_source_geometry||"POINT").toUpperCase(),objectClass=String(props.s52_source_object_class||"");
+  const watlev=numberValue(props,"s52_watlev_code",-9),quapos=numberValue(props,"s52_quapos_code",0),valsouPresent=numberValue(props,"s52_valsou_present",0)===1,valsou=valsouPresent?numberValue(props,"s52_valsou_m",null):null,quasou7=listValue(props.s52_quasou_codes).includes(7);
+  const isolated=csp==="WRECKS02"&&quasou7?false:hazardIsolated(props,settings),isolatedSymbol=isolated&&![1,2].includes(watlev),prefix=isolated?[sideEffect({display_category:"Displaybase"})]:[],q=qualityRules(props),name=nameRules(props);
+  const sy=code=>rule("SY",[code],{procedure:csp}),line=(style,width,color)=>rule("LS",[style,width,color],{procedure:csp}),lc=code=>rule("LC",[code],{procedure:csp}),ac=color=>rule("AC",[color],{procedure:csp});
+  const sound=()=>soundingRules(Object.assign({},props,{s52_sounding_swept:listValue(props.s52_tecsou_codes).includes(6)?1:0,s52_sounding_low_quality:(listValue(props.s52_quasou_codes).some(x=>[3,4,5,8,9].includes(x))||listValue(props.s52_status_codes).includes(18)||(quapos>=2&&quapos<10))?1:0}),settings,valsou);
+  if(csp==="OBSTRN04"){
+    if(geom==="POINT"){
+      if(isolatedSymbol)return prefix.concat([sy("ISODGR51")],q,name);let main=null,showSound=false;
+      if(valsouPresent){if(valsou<=20){if(objectClass==="UWTROC"){main=sy([4,5].includes(watlev)?"UWTROC04":"DANGER51");showSound=![4,5].includes(watlev);}else if(watlev===-9){main=sy("DANGER01");showSound=true;}else if([1,2].includes(watlev))main=sy("LNDARE01");else if(watlev===3){main=sy("DANGER52");showSound=true;}else if([4,5].includes(watlev)){main=sy("DANGER53");showSound=true;}else{main=sy("DANGER51");showSound=true;}}else{main=sy("DANGER52");showSound=true;}}
+      else if(objectClass==="UWTROC")main=sy(watlev===2?"LNDARE01":watlev===3?"UWTROC03":"UWTROC04");else main=sy([1,2].includes(watlev)?"OBSTRN11":[4,5].includes(watlev)?"OBSTRN03":"OBSTRN01");
+      return prefix.concat(main?[main]:[],showSound?sound():[],q,name);
+    }
+    if(geom==="LINE"){if(quapos>=2&&quapos<10)return prefix.concat([lc(isolated?"LOWACC41":"LOWACC31")],name);if(isolated)return prefix.concat([line("DOTT",2,"CHBLK")],name);const base=line(valsouPresent&&valsou>20?"DASH":"DOTT",2,"CHBLK");return prefix.concat([base],valsouPresent&&valsou<=20?sound():[],name);}
+    if(isolatedSymbol)return prefix.concat([ac("DEPVS"),rule("AP",["FOULAR01"]),line("DOTT",2,"CHBLK"),sy("ISODGR51")],q,name);
+    if(valsouPresent)return prefix.concat([line(valsou<=20?"DOTT":"DASH",2,"CHBLK")],sound(),q,name);if([1,2].includes(watlev))return prefix.concat([ac("CHBRN"),line("SOLD",2,"CSTLN")],q,name);if(watlev===4)return prefix.concat([ac("DEPIT"),line("DASH",2,"CSTLN")],q,name);
+    const foul=numberValue(props,"s52_catobs_code",-9)===6&&[3,5].includes(watlev);return prefix.concat([ac("DEPVS")],foul?[rule("AP",["FOULAR01"])]:[],[line("DOTT",2,"CHBLK")],q,name);
+  }
+  if(csp!=="WRECKS02")return [];
+  if(geom==="POINT"){
+    if(isolatedSymbol)return prefix.concat([sy("ISODGR51")],q);
+    if(valsouPresent){const out=[sy(valsou<settings.safetyContourM?"DANGER51":"DANGER52"),rule("TX",["Wk"],{text:{value:"Wk",hjust:"3",vjust:"1",xoff:"2",yoff:"0",color:"CHBLK",group:"21"}})];if(quasou7)out.push(sy("WRECKS07"));return prefix.concat(out,sound(),q);}
+    const catwrk=numberValue(props,"s52_catwrk_code",-9),catPresent=numberValue(props,"s52_catwrk_code_present",0)===1,watPresent=numberValue(props,"s52_watlev_code_present",0)===1;let code=null;
+    if(catPresent&&watPresent){if(catwrk===1&&watlev===3)code="WRECKS04";else if(catwrk===2&&watlev===3)code="WRECKS05";else if([4,5].includes(catwrk)||[1,2,4,5].includes(watlev))code="WRECKS01";else code="WRECKS05";}return prefix.concat(code?[sy(code)]:[],q);
+  }
+  let first;if(quapos>=2&&quapos<10)first=lc("LOWACC41");else if(isolated||(valsouPresent&&valsou<=20))first=line("DOTT",2,"CHBLK");else if(valsouPresent)first=line("DASH",2,"CHBLK");else if([1,2].includes(watlev))first=line("SOLD",2,"CSTLN");else if(watlev===4)first=line("DASH",2,"CSTLN");else first=line("DOTT",2,"CSTLN");
+  if(valsouPresent&&valsou<=20)return prefix.concat([first],isolatedSymbol?[sy("ISODGR51")]:[],q,sound());if(valsouPresent)return prefix.concat([first],isolatedSymbol?[sy("ISODGR51")]:[],q);const color=[1,2].includes(watlev)?"CHBRN":watlev===4?"DEPIT":"DEPVS";return prefix.concat([first,ac(color)],isolatedSymbol?[sy("ISODGR51")]:[],q);
+}
+function dynamicRules(procedure,props,settings,context){
+  if(procedure==="RESARE02")return storedRules(props,settings.symbolizedBoundaries?"s52_resare_symbolized_rule_chain":"s52_resare_plain_rule_chain");if(procedure==="LIGHTS05")return storedRules(props,settings.heightUnit==="feet"?"s52_lights_feet_rule_chain":"s52_lights_metres_rule_chain");if(procedure==="SOUNDG02")return soundingRules(props,settings);if(procedure==="OBSTRN04"||procedure==="WRECKS02")return hazardRules(props,settings);
+  if(procedure==="DEPARE01"||procedure==="DEPARE02"){
+    const d1=numberValue(props,"depth_min_m",-1);let d2=numberValue(props,"depth_max_m",d1+0.01);if(d2<=d1)d2=d1+0.01;let color="DEPIT";if(d1>=0&&d2>0)color="DEPVS";
+    if(settings.twoShades){if(d1>=settings.safetyContourM&&d2>settings.safetyContourM)color="DEPDW";}else{if(d1>=settings.shallowContourM&&d2>settings.shallowContourM)color="DEPMS";if(d1>=settings.safetyContourM&&d2>settings.safetyContourM)color="DEPMD";if(d1>=settings.deepContourM&&d2>settings.deepContourM)color="DEPDW";}
+    if(props.s52_source_object_class==="DRGARE"&&!Object.prototype.hasOwnProperty.call(props,"depth_min_m"))color="DEPMD";const out=[rule("AC",[color],{procedure:procedure})];if(props.s52_source_object_class==="DRGARE")out.push(rule("AP",["DRGARE01"]),rule("LS",["DASH","1","CHGRF"]));return out;
+  }
+  if(procedure==="DEPCNT02"){
+    const contour=numberValue(props,"contour_depth_m",0),safe=context.effectiveSafetyContourM!==null&&Math.abs(contour-context.effectiveSafetyContourM)<1e-4,q=numberValue(props,"s52_quapos_code",0);let out=[];
+    if(q>=2&&q<10)out=safe?storedRules(props,"s52_safe_dashed_rule_chain"):[rule("LS",["DASH","1","DEPCN"])];else if(q===0)out=safe?storedRules(props,"s52_safe_solid_rule_chain"):[rule("LS",["SOLD","1","DEPCN"])];
+    if(safe){if(!out.length)out=[rule("LS",[q>=2?"DASH":"SOLD","2","DEPSC"])];out.unshift(sideEffect({display_category:"Displaybase",scamin:100000001}));}return out;
+  }return [];
+}
+function expandRuleChain(props,settings,context){const initial=storedRules(props,"s52_rule_chain"),out=[];initial.forEach(item=>{if(item&&item.opcode==="CS"&&item.dynamic)dynamicRules(String(item.procedure||((item.args||[])[0])||""),props,settings,context).forEach(x=>out.push(x));else if(item)out.push(item);});return out.map((item,index)=>Object.assign({},item,{sequence:index}));}
+function operationFeatures(feature,settings,context,resourceExists){
+  const props=feature.properties||{},geometry=feature.geometry||{},geomType=String(geometry.type||""),chain=expandRuleChain(props,settings,context),missing=[],output=[];
+  const effects=Object.assign({},...chain.filter(x=>x.opcode==="SE").map(x=>x.side_effects||{}));
+  chain.forEach(item=>{const opcode=String(item.opcode||""),args=item.args||[];if(opcode==="OP")return;if(opcode==="SE"){output.push({type:"Feature",id:String(feature.id==null?"":feature.id)+":"+item.sequence,geometry:geometry,properties:Object.assign({runtime_opcode:"SE",runtime_sequence:item.sequence},effects)});return;}if(["AC","AP"].includes(opcode)&&!["Polygon","MultiPolygon"].includes(geomType))return;if(["LS","LC"].includes(opcode)&&!["LineString","MultiLineString","Polygon","MultiPolygon"].includes(geomType))return;if(["SY","SOUNDG","AP","LC"].includes(opcode)&&args[0]&&resourceExists&&!resourceExists(String(args[0]))){missing.push(String(args[0]));return;}
+    const draw=Object.assign({runtime_opcode:opcode,runtime_sequence:item.sequence,runtime_resource:String(args[0]||""),runtime_missing_resources:missing.join(",")},effects);if(opcode==="AC")draw.runtime_color=COLORS[args[0]]||COLORS.CHMGD;if(opcode==="LS"){draw.runtime_line_style=String(args[0]||"SOLD");draw.runtime_line_width=Number(args[1]||1);draw.runtime_color=COLORS[args[2]]||COLORS.CHBLK;}if(opcode==="TX"){draw.runtime_text=String((item.text&&item.text.value)||args[0]||"");draw.runtime_color=COLORS[(item.text&&item.text.color)||"CHBLK"]||COLORS.CHBLK;draw.runtime_text_xoff=Number((item.text&&item.text.xoff)||0);draw.runtime_text_yoff=Number((item.text&&item.text.yoff)||0);}if(opcode==="SOUNDG"){draw.runtime_opcode="SOUNDG";draw.runtime_soundg_index=output.filter(x=>x.properties.runtime_opcode==="SOUNDG").length;}output.push({type:"Feature",id:String(feature.id==null?"":feature.id)+":"+item.sequence,geometry:geometry,properties:draw});
+  });output.missingResources=missing;output.sideEffects=chain.filter(x=>x.opcode==="SE").map(x=>x.side_effects||{});return output;
+}
+class RuntimeExecutor{
+  constructor(map,options){this.map=map;this.settings=Object.assign({},DEFAULTS,(options||{}).settings||{});this.sourceId=(options||{}).sourceId||"cm95-runtime-rules";this.layerIds=[];this.effectiveSafetyContourM=null;this.maxSequence=31;}
+  remove(){this.layerIds.forEach(id=>{if(this.map.getLayer(id))this.map.removeLayer(id);});this.layerIds=[];if(this.map.getSource(this.sourceId))this.map.removeSource(this.sourceId);}
+  install(){this.remove();this.map.addSource(this.sourceId,{type:"geojson",data:{type:"FeatureCollection",features:[]}});for(let seq=0;seq<=this.maxSequence;seq++)this.addSequence(seq);this.refresh();}
+  addLayer(layer){this.map.addLayer(layer);this.layerIds.push(layer.id);}filter(seq,opcode){return ["all",["==",["get","runtime_sequence"],seq],["==",["get","runtime_opcode"],opcode]];}
+  addSequence(seq){const base={source:this.sourceId};this.addLayer(Object.assign({},base,{id:`runtime-rule-${seq}-ac`,type:"fill",filter:this.filter(seq,"AC"),paint:{"fill-color":["get","runtime_color"],"fill-opacity":0.92}}));this.addLayer(Object.assign({},base,{id:`runtime-rule-${seq}-ap`,type:"fill",filter:this.filter(seq,"AP"),paint:{"fill-pattern":["get","runtime_resource"],"fill-opacity":0.85}}));this.addLayer(Object.assign({},base,{id:`runtime-rule-${seq}-ls`,type:"line",filter:this.filter(seq,"LS"),layout:{"line-cap":"round"},paint:{"line-color":["get","runtime_color"],"line-width":["get","runtime_line_width"],"line-dasharray":["match",["get","runtime_line_style"],"DASH",["literal",[4,2]],"DOTT",["literal",[1,2]],["literal",[1,0]]]}}));this.addLayer(Object.assign({},base,{id:`runtime-rule-${seq}-lc`,type:"line",filter:this.filter(seq,"LC"),paint:{"line-pattern":["get","runtime_resource"],"line-width":5}}));this.addLayer(Object.assign({},base,{id:`runtime-rule-${seq}-sy`,type:"symbol",filter:this.filter(seq,"SY"),layout:{"icon-image":["get","runtime_resource"],"icon-allow-overlap":true,"icon-ignore-placement":true}}));this.addLayer(Object.assign({},base,{id:`runtime-rule-${seq}-soundg`,type:"symbol",filter:this.filter(seq,"SOUNDG"),layout:{"icon-image":["get","runtime_resource"],"icon-allow-overlap":true,"icon-ignore-placement":true}}));this.addLayer(Object.assign({},base,{id:`runtime-rule-${seq}-tx`,type:"symbol",filter:this.filter(seq,"TX"),layout:{"text-field":["get","runtime_text"],"text-size":10,"text-offset":["literal",[0,0]],"text-allow-overlap":false,"text-optional":true},paint:{"text-color":["get","runtime_color"],"text-halo-color":"rgba(255,255,255,.65)","text-halo-width":0.5}}));}
+  sourceLayers(){const set=new Set();((this.map.getStyle()||{}).layers||[]).forEach(layer=>{if(layer.source==="cm95"&&layer["source-layer"])set.add(layer["source-layer"]);});return Array.from(set);}
+  updateSafety(){const values=[];try{(this.map.querySourceFeatures("cm95",{sourceLayer:"depth_contour"})||[]).forEach(f=>{const v=numberValue(f.properties,"contour_depth_m",null);if(v!==null&&v>=this.settings.safetyContourM)values.push(v);});}catch(_err){}this.effectiveSafetyContourM=values.length?Math.min.apply(null,values):null;}
+  refresh(){if(!this.map.getSource("cm95")||!this.map.isSourceLoaded("cm95"))return;this.updateSafety();const seen=new Set(),features=[];this.sourceLayers().forEach(layer=>{let rows=[];try{rows=this.map.querySourceFeatures("cm95",{sourceLayer:layer})||[];}catch(_err){return;}rows.forEach(feature=>{if(!feature.properties||!feature.properties.s52_rule_chain)return;const key=[layer,feature.id,JSON.stringify(feature.geometry),feature.properties.s52_rule_chain].join("|");if(seen.has(key))return;seen.add(key);operationFeatures(feature,this.settings,{effectiveSafetyContourM:this.effectiveSafetyContourM},name=>this.map.hasImage(name)).forEach(item=>features.push(item));});});const source=this.map.getSource(this.sourceId);if(source&&source.setData)source.setData({type:"FeatureCollection",features:features});}
+}
+const api={DEFAULTS:DEFAULTS,COLORS:COLORS,jsonValue:jsonValue,soundingRules:soundingRules,hazardRules:hazardRules,dynamicRules:dynamicRules,expandRuleChain:expandRuleChain,operationFeatures:operationFeatures,RuntimeExecutor:RuntimeExecutor};root.CM95S52Runtime=api;if(typeof module!=="undefined"&&module.exports)module.exports=api;
+})(typeof globalThis!=="undefined"?globalThis:this);