fix: directional clip

.vscode/settings.json

@@ -41,6 +41,7 @@
     "CUBETEXCOORD",
     "customperiod",
     "datasource",
+    "Dava",
     "dbid",
     "Ddpf",
     "Ddsd",
@@ -169,6 +170,7 @@
     "UNORM",
     "unpickled",
     "Unregistering",
+    "unrotate",
     "vickers",
     "vitepress",
     "Vovko",

src/components/Armor/components/StaticArmorSceneComponent.tsx

@@ -1,4 +1,4 @@
-import { useThree } from '@react-three/fiber';
+import { MeshProps, useThree } from '@react-three/fiber';
 import { clamp } from 'lodash';
 import { useEffect, useMemo } from 'react';
 import {
@@ -12,8 +12,15 @@ import {
   Object3D,
   Plane,
   Quaternion,
+  Vector3,
 } from 'three';
+import { I_HAT, J_HAT } from '../../../constants/axis';
+import { unrotateDavaVector } from '../../../core/blitz/unrotateDavaVector';
 import { jsxTree } from '../../../core/blitzkit/jsxTree';
+import {
+  modelTransformEvent,
+  ModelTransformEventData,
+} from '../../../core/blitzkit/modelTransform';
 import { discardClippingPlane } from '../../../core/three/discardClippingPlane';
 import * as TankopediaEphemeral from '../../../stores/tankopediaEphemeral';
 import { ThicknessRange } from '../../StaticArmor';
@@ -25,10 +32,10 @@ import {
 
 type StaticArmorSceneComponentProps = {
   name: string;
-  clip?: Plane;
   thickness: number;
   thicknessRange: ThicknessRange;
   node: Object3D;
+  onPointerDown?: MeshProps['onPointerDown'];
 } & (
   | {
       type: Exclude<ArmorType, ArmorType.External>;
@@ -37,7 +44,18 @@ type StaticArmorSceneComponentProps = {
       type: ArmorType.External;
       variant: ExternalModuleVariant;
     }
-);
+) &
+  (
+    | {
+        clip?: undefined;
+      }
+    | {
+        clip: Plane;
+        hullOrigin: Vector3;
+        turretOrigin: Vector3;
+        gunOrigin: Vector3;
+      }
+  );
 
 const unselectedColor = new Color(0x404040);
 const externalModuleColor = new Color(0, 1 / 4, 1 / 2);
@@ -47,13 +65,13 @@ export function StaticArmorSceneComponent({
   thickness,
   thicknessRange,
   node,
-  clip,
+  onPointerDown,
   ...props
 }: StaticArmorSceneComponentProps) {
   const mutateTankopediaEphemeralStore = TankopediaEphemeral.useMutation();
   const tankopediaEphemeralStore = TankopediaEphemeral.useStore();
   const camera = useThree((state) => state.camera);
-
+  const scene = useThree((state) => state.scene);
   const x = thickness / thicknessRange.value;
   const xClamped = clamp(x, 0, 1);
   let color: Color;
@@ -95,7 +113,7 @@ export function StaticArmorSceneComponent({
         opacity,
         transparent: opacity < 1,
         depthWrite,
-        ...(clip ? { clippingPlanes: [clip] } : {}),
+        ...(props.clip ? { clippingPlanes: [props.clip] } : {}),
       }),
     [thickness],
   );
@@ -109,19 +127,6 @@ export function StaticArmorSceneComponent({
     [thickness],
   );
 
-  // if (clip) {
-  //   /**
-  //    * hook inside an if statement?? don't panic! I assure you the clip prop
-  //    * never mutates :)
-  //    */
-  //   useFrame(() => {
-  //     surfaceMaterial.clippingPlanes!.forEach((plane) => {
-  //       // console.log(plane.normal);
-  //       plane.applyMatrix4(node.matrix);
-  //     });
-  //   });
-  // }
-
   useEffect(() => {
     function handleHighlightArmor(selectedName?: string) {
       if (selectedName === undefined) {
@@ -160,18 +165,59 @@ export function StaticArmorSceneComponent({
       surfaceMaterial.needsUpdate = true;
     }
 
-    const unsubscribe = tankopediaEphemeralStore.subscribe(
-      (state) => state.highlightArmor?.name,
-      handleHighlightArmor,
-    );
+    const unsubscribes = [
+      tankopediaEphemeralStore.subscribe(
+        (state) => state.highlightArmor?.name,
+        handleHighlightArmor,
+      ),
+    ];
 
-    return unsubscribe;
+    if (props.clip) {
+      /**
+       * hook inside an if statement?? don't panic! I assure you the clip prop
+       * never mutates :)
+       */
+
+      const { clip } = props;
+      const gunOrigin = unrotateDavaVector(props.gunOrigin.clone());
+      const neckOrigin = unrotateDavaVector(props.hullOrigin.clone()).add(
+        unrotateDavaVector(props.turretOrigin.clone()),
+      );
+      const barrelOrigin = neckOrigin.clone().add(gunOrigin);
+      const distanceToBarrel = clip.distanceToPoint(barrelOrigin);
+      const point = new Vector3();
+
+      function handleModelTransform(data: ModelTransformEventData) {
+        clip.normal
+          .set(0, 0, -1)
+          .applyAxisAngle(I_HAT, data.pitch)
+          .applyAxisAngle(J_HAT, data.yaw ?? 0);
+        clip.constant = 0;
+
+        point
+          .copy(gunOrigin)
+          .applyAxisAngle(J_HAT, data.yaw ?? 0)
+          .add(clip.normal.multiplyScalar(-distanceToBarrel))
+          .add(neckOrigin);
+        clip.normal.normalize();
+        clip.constant -= clip.distanceToPoint(point);
+      }
+
+      modelTransformEvent.on(handleModelTransform);
+
+      unsubscribes.push(() => modelTransformEvent.off(handleModelTransform));
+    }
+
+    return () => {
+      unsubscribes.forEach((unsubscribe) => unsubscribe());
+    };
   }, [thickness]);
 
   return (
     <>
       {jsxTree(node, {
         material: surfaceMaterial,
+        onPointerDown,
         userData: {
           type: props.type,
           variant: props.type === ArmorType.External ? props.variant : 'gun',

src/components/StaticArmor/index.tsx

@@ -197,7 +197,7 @@ export const StaticArmor = memo<ArmorSceneProps>(({ thicknessRange }) => {
           }
 
           return (
-            <group position={hullOrigin} onPointerDown={onPointerDown}>
+            <group position={hullOrigin}>
               <group key={node.uuid} position={turretOrigin}>
                 <StaticArmorSceneComponent
                   name={node.name}
@@ -206,6 +206,7 @@ export const StaticArmor = memo<ArmorSceneProps>(({ thicknessRange }) => {
                   type={spaced ? ArmorType.Spaced : ArmorType.Primary}
                   thickness={thickness}
                   node={node}
+                  onPointerDown={onPointerDown}
                 />
               </group>
             </group>
@@ -289,7 +290,7 @@ export const StaticArmor = memo<ArmorSceneProps>(({ thicknessRange }) => {
             }
 
             return (
-              <group position={hullOrigin} onPointerDown={onPointerDown}>
+              <group position={hullOrigin}>
                 <group
                   key={node.uuid}
                   position={turretOrigin.clone().add(gunOrigin)}
@@ -300,6 +301,7 @@ export const StaticArmor = memo<ArmorSceneProps>(({ thicknessRange }) => {
                     type={spaced ? ArmorType.Spaced : ArmorType.Primary}
                     thickness={thickness}
                     node={node}
+                    onPointerDown={onPointerDown}
                   />
                 </group>
               </group>
@@ -315,6 +317,61 @@ export const StaticArmor = memo<ArmorSceneProps>(({ thicknessRange }) => {
 
             if (!isVisible || !showExternalModules) return null;
 
+            const position = new Vector2();
+            const delta = new Vector2();
+            let pitch = 0;
+            let yaw = 0;
+
+            function onPointerDown(event: ThreeEvent<PointerEvent>) {
+              event.stopPropagation();
+
+              mutateTankopediaEphemeral((draft) => {
+                draft.controlsEnabled = false;
+              });
+              mutateTankopediaEphemeral((draft) => {
+                draft.shot = undefined;
+                draft.highlightArmor = undefined;
+              });
+
+              position.set(event.clientX, event.clientY);
+              pitch = protagonist.pitch;
+              yaw = protagonist.yaw;
+
+              window.addEventListener('pointermove', handlePointerMove);
+              window.addEventListener('pointerup', handlePointerUp);
+            }
+            async function handlePointerMove(event: PointerEvent) {
+              const duel = duelStore.getState();
+              const hasImprovedVerticalStabilizer = await hasEquipment(
+                122,
+                duel.protagonist.tank.equipment,
+                duel.protagonist.equipmentMatrix,
+              );
+              const boundingRect = canvas.getBoundingClientRect();
+              delta.set(event.clientX, event.clientY).sub(position);
+              position.set(event.clientX, event.clientY);
+
+              [pitch, yaw] = applyPitchYawLimits(
+                pitch - delta.y * (Math.PI / boundingRect.height),
+                yaw + delta.x * (Math.PI / boundingRect.width),
+                gunModelDefinition.pitch,
+                turretModelDefinition.yaw,
+                hasImprovedVerticalStabilizer,
+              );
+              modelTransformEvent.emit({ pitch, yaw });
+            }
+            function handlePointerUp() {
+              mutateTankopediaEphemeral((draft) => {
+                draft.controlsEnabled = true;
+              });
+              mutateDuel((draft) => {
+                draft.protagonist.pitch = normalizeAngleRad(pitch);
+                draft.protagonist.yaw = normalizeAngleRad(yaw);
+              });
+              window.removeEventListener('pointermove', handlePointerMove);
+              window.removeEventListener('pointerup', handlePointerUp);
+            }
+
             return (
               <StaticArmorSceneComponent
                 name={node.name}
@@ -329,6 +386,10 @@ export const StaticArmor = memo<ArmorSceneProps>(({ thicknessRange }) => {
                     ? undefined
                     : new Plane(new Vector3(0, 0, -1), -maskOrigin)
                 }
+                hullOrigin={hullOrigin}
+                turretOrigin={turretOrigin}
+                gunOrigin={gunOrigin}
+                onPointerDown={onPointerDown}
               />
             );
           })}

src/core/blitz/correctZYTuple.ts

@@ -1,9 +1,6 @@
 import { Vector3, Vector3Tuple } from 'three';
-import { I_HAT } from '../../constants/axis';
+import { rotateDavaVector } from './rotateDavaVector';
 
 export function correctZYTuple(tuple: Vector3Tuple) {
-  return new Vector3(tuple[0], tuple[1], -tuple[2]).applyAxisAngle(
-    I_HAT,
-    Math.PI / 2,
-  );
+  return rotateDavaVector(new Vector3(tuple[0], tuple[1], -tuple[2]));
 }

src/core/blitz/rotateDavaVector.ts

@@ -0,0 +1,6 @@
+import { Vector3 } from 'three';
+import { I_HAT } from '../../constants/axis';
+
+export function rotateDavaVector(vector: Vector3) {
+  return vector.applyAxisAngle(I_HAT, Math.PI / 2);
+}

src/core/blitz/unrotateDavaVector.ts

@@ -0,0 +1,6 @@
+import { Vector3 } from 'three';
+import { I_HAT } from '../../constants/axis';
+
+export function unrotateDavaVector(vector: Vector3) {
+  return vector.applyAxisAngle(I_HAT, -Math.PI / 2);
+}