fix: remove duplicate mantlets

scripts/buildAssets/definitions.ts

@@ -739,6 +739,17 @@ export async function definitions(production: boolean) {
               const gunArmor: ModelArmor = { thickness: {} };
               const shotDispersionFactors =
                 gun.shotDispersionFactors ?? gunListEntry.shotDispersionFactors;
+              const maskName = `gun_${gunModel.toString().padStart(2, '0')}`;
+              const maskEnabled =
+                tankParameters.maskSlice?.[maskName]?.enabled ?? false;
+              let mask: number | undefined;
+
+              if (maskEnabled) {
+                const maskRaw = tankParameters.maskSlice![maskName]!;
+                mask = maskRaw.planePosition[1];
+              } else {
+                mask = undefined;
+              }
 
               totalUnlocks.push(gun.unlocks);
               Object.keys(gun.armor)
@@ -788,6 +799,7 @@ export async function definitions(production: boolean) {
               modelDefinitions[tankId].turrets[turretId].guns[gunId] = {
                 armor: gunArmor,
                 model: gunModel,
+                mask,
                 thickness:
                   gun.armor.gun === undefined
                     ? 0

scripts/buildAssets/tankIcons.ts

@@ -26,6 +26,20 @@ export interface TankParameters {
       averageThickness?: Record<string, number>;
     };
   };
+  maskSlice?: {
+    [key: string]:
+      | {
+          enabled: boolean;
+          planePosition: Vector3Tuple;
+          planeNormal: Vector3Tuple;
+          planeAxis: Vector3Tuple;
+          frustumConeBaseRadius: number;
+          frustumConeAngleDegrees: number;
+          planeSliceMode: number;
+          frustumConeSliceMode: number;
+        }
+      | undefined;
+  };
 }
 
 export async function tankIcons(production: boolean) {

src/app/tools/tankopedia/[id]/components/Model/TankSandbox.tsx

@@ -199,6 +199,10 @@ export function TankSandbox() {
             {loadModel ? (
               <div style={{ width: '100%', height: '100%' }}>
                 <Canvas
+                  gl={{
+                    clippingPlanes: Object.freeze([]),
+                    localClippingEnabled: true,
+                  }}
                   shadows
                   ref={canvas}
                   onPointerDown={handlePointerDown}

src/components/Armor/components/SpacedArmorScene.tsx

@@ -1,5 +1,5 @@
 import { memo, useEffect, useRef } from 'react';
-import { Euler, Group, Scene, Vector3 } from 'three';
+import { Euler, Group, Plane, Scene, Vector3 } from 'three';
 import { degToRad } from 'three/src/math/MathUtils';
 import { I_HAT, J_HAT, K_HAT } from '../../../constants/axis';
 import {
@@ -146,6 +146,8 @@ export const SpacedArmorScene = memo<SpacedArmorSceneProps>(({ scene }) => {
     turretModelDefinition.gunOrigin[1],
     -turretModelDefinition.gunOrigin[2],
   ).applyAxisAngle(I_HAT, Math.PI / 2);
+  const maskOrigin =
+    gunModelDefinition.mask! + hullOrigin.y + turretOrigin.y + gunOrigin.y;
 
   return (
     <group
@@ -270,6 +272,7 @@ export const SpacedArmorScene = memo<SpacedArmorSceneProps>(({ scene }) => {
                 thickness={gunModelDefinition.thickness}
                 variant="gun"
                 node={node}
+                clip={new Plane(new Vector3(0, 0, -1), -maskOrigin)}
               />
             );
           })}

src/components/Armor/components/SpacedArmorSceneComponent/components/SpacedArmorSubExternal/index.tsx

@@ -3,6 +3,7 @@ import {
   AdditiveBlending,
   MeshBasicMaterial,
   Object3D,
+  Plane,
   ShaderMaterial,
 } from 'three';
 import { ArmorUserData, ExternalModuleVariant } from '../..';
@@ -20,12 +21,14 @@ interface SpacedArmorSubExternalProps {
   node: Object3D;
   thickness: number;
   variant: ExternalModuleVariant;
+  clip?: Plane;
 }
 
 export function SpacedArmorSubExternal({
   node,
   thickness,
   variant,
+  clip,
 }: SpacedArmorSubExternalProps) {
   const material = new ShaderMaterial({
     fragmentShader,
@@ -34,6 +37,8 @@ export function SpacedArmorSubExternal({
     depthTest: true,
     depthWrite: false,
     blending: AdditiveBlending,
+    clippingPlanes: clip ? [clip] : undefined,
+    clipping: true,
 
     uniforms: {
       thickness: { value: null },
@@ -108,6 +113,7 @@ export function SpacedArmorSubExternal({
           colorWrite: false,
           depthTest: true,
           depthWrite: true,
+          clippingPlanes: clip ? [clip] : undefined,
         }),
         onClick() {},
         userData: {
@@ -116,6 +122,7 @@ export function SpacedArmorSubExternal({
           variant,
         } satisfies ArmorUserData,
       })}
+
       {jsxTree(node, {
         renderOrder: 4,
         material,

src/components/Armor/components/SpacedArmorSceneComponent/components/SpacedArmorSubExternal/shaders/fragment.glsl

@@ -1,6 +1,10 @@
 uniform float thickness;
 uniform float penetration;
 
+#include <clipping_planes_pars_fragment>
+
 void main() {
+  #include <clipping_planes_fragment>
+
   gl_FragColor = vec4(thickness / penetration, 0.0, 0.0, 1.0);
 }

src/components/Armor/components/SpacedArmorSceneComponent/components/SpacedArmorSubExternal/shaders/vertex.glsl

@@ -1,4 +1,7 @@
+#include <clipping_planes_pars_vertex>
+
 void main() {
-  vec4 vViewPosition4 = modelViewMatrix * vec4(position, 1.0);
-  gl_Position = projectionMatrix * vViewPosition4;
+  #include <begin_vertex>
+  #include <project_vertex>
+  #include <clipping_planes_vertex>
 }

src/components/Armor/components/SpacedArmorSceneComponent/components/SpacedArmorSubSpaced/index.tsx

@@ -122,6 +122,7 @@ export function SpacedArmorSubSpaced({
           thickness,
         } satisfies ArmorUserData,
       })}
+
       {jsxTree(node, {
         renderOrder: 5,
         material: depthWriteMaterial,

src/components/Armor/components/SpacedArmorSceneComponent/index.tsx

@@ -3,6 +3,7 @@ import {
   Intersection,
   MeshBasicMaterial,
   Object3D,
+  Plane,
   Quaternion,
   Raycaster,
   Scene,
@@ -29,6 +30,7 @@ type SpacedArmorSceneComponentProps = {
   node: Object3D;
   thickness: number;
   scene: Scene;
+  clip?: Plane;
 } & (
   | {
       type: Exclude<ArmorType, ArmorType.External>;
@@ -71,6 +73,7 @@ export function SpacedArmorSceneComponent({
   node,
   thickness,
   scene,
+  clip,
   ...props
 }: SpacedArmorSceneComponentProps) {
   const camera = useThree((state) => state.camera);
@@ -333,6 +336,7 @@ export function SpacedArmorSceneComponent({
           node={node}
           thickness={thickness}
           variant={props.variant}
+          clip={clip}
         />
       )}
     </>

src/core/blitzkrieg/modelDefinitions.ts

@@ -47,6 +47,7 @@ interface GunModelDefinition {
   thickness: number;
   model: number;
   pitch: PitchLimits;
+  mask?: number;
 }
 export interface PitchLimits {
   min: number;

src/core/blitzkrieg/provisionDefinitions.ts

@@ -17,5 +17,3 @@ export interface ProvisionDefinitions {
 export const provisionDefinitions = fetchCdonLz4<ProvisionDefinitions>(
   asset('definitions/provisions.cdon.lz4'),
 );
-
-provisionDefinitions.then(console.log);