feat: complete transition

packages/website/src/components/Armor/components/PrimaryArmorScene.tsx

@@ -67,7 +67,9 @@ export const PrimaryArmorScene = memo(() => {
       <group ref={turretContainer}>
         {armorNodes.map((node) => {
           const isCurrentTurret = node.name.startsWith(
-            `turret_${turretModelDefinition.model_id.toString().padStart(2, "0")}`
+            `turret_${turretModelDefinition.model_id
+              .toString()
+              .padStart(2, "0")}`
           );
           const isVisible = isCurrentTurret;
           const armorId = nameToArmorId(node.name);

packages/website/src/components/Armor/components/PrimaryArmorSceneComponent/index.tsx

@@ -4,6 +4,7 @@ import {
   resolvePenetrationCoefficient,
 } from "@blitzkit/core";
 import { invalidate, useFrame } from "@react-three/fiber";
+import type { QuicklimeEvent } from "quicklime";
 import { useEffect } from "react";
 import {
   MeshBasicMaterial,
@@ -21,6 +22,7 @@ import { jsxTree } from "../../../../core/blitzkit/jsxTree";
 import { Duel, type EquipmentMatrix } from "../../../../stores/duel";
 import { Tankopedia } from "../../../../stores/tankopedia";
 import { TankopediaPersistent } from "../../../../stores/tankopediaPersistent";
+import { transitionEvent } from "../../../Tankopedia/HeroSection/components/TankSandbox/components/Lighting";
 import fragmentShader from "./shaders/fragment.glsl?raw";
 import vertexShader from "./shaders/vertex.glsl?raw";
 import { spacedArmorRenderTarget } from "./target";
@@ -72,6 +74,8 @@ export function PrimaryArmorSceneComponent({
         resolution: { value: new Vector2() },
         spacedArmorBuffer: { value: null },
         spacedArmorDepth: { value: null },
+
+        opacity: { value: 0 },
       },
     ]),
   });
@@ -154,6 +158,10 @@ export function PrimaryArmorSceneComponent({
       if (!noInvalidate) invalidate();
     }
 
+    function handleTransitionEvent(event: QuicklimeEvent<number>) {
+      material.uniforms.opacity.value = event.data;
+    }
+
     handleShellChange();
     handleGreenPenetrationChange(TankopediaPersistent.state.greenPenetration);
     handleAdvancedHighlightingChange(
@@ -164,6 +172,8 @@ export function PrimaryArmorSceneComponent({
     handleProtagonistEquipmentChange(Duel.state.protagonist.equipmentMatrix);
     handleAntagonistEquipmentChange(Duel.state.antagonist.equipmentMatrix);
 
+    transitionEvent.on(handleTransitionEvent);
+
     const unsubscribes = [
       Duel.on((state) => state.antagonist.shell, handleShellChange),
       Tankopedia.on((state) => state.customShell, handleShellChange),
@@ -184,12 +194,13 @@ export function PrimaryArmorSceneComponent({
         (state) => state.antagonist.equipmentMatrix,
         (equipment) => handleAntagonistEquipmentChange(equipment)
       ),
+      () => transitionEvent.off(handleTransitionEvent),
     ];
 
     return () => {
       unsubscribes.forEach((unsubscribe) => unsubscribe());
     };
-  });
+  }, []);
 
   useFrame(({ gl, camera }) => {
     gl.getSize(material.uniforms.resolution.value).multiplyScalar(

packages/website/src/components/Armor/components/PrimaryArmorSceneComponent/shaders/fragment.glsl

@@ -1,12 +1,9 @@
 precision mediump float;
 
-#define USE_FOG
-
-#include <fog_pars_fragment>
-
 varying vec3 vNormal;
 varying vec3 vViewPosition;
 
+uniform float opacity;
 uniform float thickness;
 uniform float penetration;
 uniform float caliber;
@@ -119,5 +116,5 @@ void main() {
     gl_FragColor = vec4(baseColor, (1.0 - penetrationChance) * alpha);
   }
 
-  #include <fog_fragment>
+  gl_FragColor.a *= opacity;
 }

packages/website/src/components/Armor/components/PrimaryArmorSceneComponent/shaders/vertex.glsl

@@ -1,9 +1,5 @@
 precision mediump float;
 
-#define USE_FOG
-
-#include <fog_pars_vertex>
-
 varying vec3 vNormal;
 varying vec3 vViewPosition;
 
@@ -14,6 +10,4 @@ void main() {
   vNormal = normalMatrix * normal;
 
   gl_Position = projectionMatrix * mvPosition;
-
-  #include <fog_vertex>
 }

packages/website/src/components/Armor/components/StaticArmorSceneComponent.tsx

@@ -24,6 +24,7 @@ import {
 } from "../../../core/blitzkit/modelTransform";
 import { discardClippingPlane } from "../../../core/three/discardClippingPlane";
 import { Tankopedia } from "../../../stores/tankopedia";
+import { transitionEvent } from "../../Tankopedia/HeroSection/components/TankSandbox/components/Lighting";
 import { ArmorType } from "./SpacedArmorScene";
 import type {
   ArmorUserData,
@@ -108,10 +109,11 @@ export function StaticArmorSceneComponent({
     () =>
       new MeshBasicMaterial({
         color,
-        opacity,
+        transparent: true,
-        transparent: opacity < 1,
         depthWrite,
         ...(props.clip ? { clippingPlanes: [props.clip] } : {}),
+        opacity: 0,
+        userData: { opacity0: opacity },
       }),
     [thickness]
   );
@@ -121,6 +123,8 @@ export function StaticArmorSceneComponent({
         color: color
           .clone()
           .multiplyScalar(props.type === ArmorType.Spaced ? 2 ** 2 : 2 ** -1),
+        opacity: 0,
+        transparent: true,
       }),
     [thickness]
   );
@@ -163,11 +167,22 @@ export function StaticArmorSceneComponent({
       surfaceMaterial.needsUpdate = true;
     }
 
+    function handleTransitionEvent(event: QuicklimeEvent<number>) {
+      surfaceMaterial.opacity = surfaceMaterial.userData.opacity0 * event.data;
+      outlineMaterial.opacity = event.data;
+
+      surfaceMaterial.transparent = surfaceMaterial.opacity < 1;
+      outlineMaterial.transparent = outlineMaterial.opacity < 1;
+    }
+
+    transitionEvent.on(handleTransitionEvent);
+
     const unsubscribes = [
       Tankopedia.on(
         (state) => state.highlightArmor?.name,
         handleHighlightArmor
       ),
+      () => transitionEvent.off(handleTransitionEvent),
     ];
 
     if (props.clip) {

packages/website/src/components/Tankopedia/HeroSection/components/TankSandbox/components/Lighting.tsx

@@ -1,5 +1,6 @@
 import { useFrame, useThree } from "@react-three/fiber";
 import { times } from "lodash-es";
+import { Quicklime } from "quicklime";
 import { useEffect, useRef } from "react";
 import { SpotLight, type Group } from "three";
 import { clamp, degToRad, lerp } from "three/src/math/MathUtils.js";
@@ -19,6 +20,8 @@ const LIGHT_HEIGHT_1 = 10;
 const INTENSITY_0 = 60;
 const INTENSITY_1 = 30;
 
+export const transitionEvent = new Quicklime<number>(0);
+
 export function Lighting() {
   const wrapper = useRef<Group>(null!);
   const t0 = useRef(0);
@@ -50,6 +53,10 @@ export function Lighting() {
     );
     const t = (0.5 * Math.sin(Math.PI * (x + 0.5)) + 0.5) ** 2;
 
+    if (t !== transitionEvent.last) {
+      transitionEvent.dispatch(t);
+    }
+
     for (const child of wrapper.current.children) {
       if (child instanceof SpotLight) {
         child.angle = ANGLE * t;