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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width,initial-scale=1,user-scalable=no">
<title>3D 俄罗斯方块</title>
<style>
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%;overflow:hidden;background:#080818;font-family:'Segoe UI',Arial,sans-serif;color:#eee;
touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}
#wrap{display:flex;flex-direction:column;height:100%;width:100%}
#hud{display:flex;gap:10px;justify-content:center;padding:6px;flex-shrink:0;z-index:5}
.hi{background:rgba(15,52,96,.85);border-radius:6px;padding:3px 10px;text-align:center;min-width:50px}
.hi .lb{font-size:10px;color:#e94560;text-transform:uppercase;letter-spacing:1px}
.hi .vl{font-size:17px;font-weight:bold}
#game-area{flex:1;position:relative;min-height:0;overflow:hidden}
#cv{width:100%;height:100%;display:block}
#layer-bar{
position:absolute;right:6px;top:50%;transform:translateY(-50%);
display:flex;flex-direction:column;gap:1px;z-index:5;
background:rgba(0,0,0,.45);border-radius:6px;padding:4px 5px;
}
.lbi{display:flex;align-items:center;gap:3px;padding:1px 2px;border-radius:3px;transition:background .15s}
.lbi .lbc{width:16px;height:11px;border-radius:2px;border:1px solid rgba(255,255,255,.08);flex-shrink:0;background:transparent}
.lbi .lbn{font-size:9px;color:#333;min-width:14px;text-align:right}
.lbi.filled .lbc{border-color:rgba(255,255,255,.5)}
.lbi.filled .lbn{color:#aaa}
.lbi.cur{background:rgba(0,238,255,.18)}
.lbi.cur .lbn{color:#0ef;font-weight:bold}
#ctrl{display:none;flex-shrink:0;padding:4px 6px 8px;gap:4px}
#ctrl.show{display:flex}
.cg{display:flex;flex-direction:column;align-items:center;gap:4px;flex:1}
.cr{display:flex;gap:4px;justify-content:center}
.cb{
width:52px;height:46px;border:none;border-radius:8px;font-size:15px;font-weight:bold;color:#fff;
background:linear-gradient(145deg,#1a365d,#0f3460);
box-shadow:0 3px 5px rgba(0,0,0,.4),inset 0 1px 0 rgba(255,255,255,.1);
display:flex;align-items:center;justify-content:center;cursor:pointer;
-webkit-tap-highlight-color:transparent;line-height:1;
}
.cb:active{transform:scale(.92);box-shadow:0 1px 2px rgba(0,0,0,.4)}
.cb.ac{background:linear-gradient(145deg,#e94560,#c23152)}
.cb.drop{width:100%;max-width:220px;height:42px;font-size:18px;margin:0 auto;
background:linear-gradient(145deg,#2ecc71,#27ae60)}
.ov{position:fixed;inset:0;background:rgba(0,0,0,.8);display:flex;flex-direction:column;
justify-content:center;align-items:center;z-index:20;padding:20px}
.ov h1{font-size:32px;color:#e94560;margin-bottom:10px}
.ov p{font-size:14px;color:#aaa;text-align:center;line-height:1.7;margin-bottom:16px;max-width:420px}
.ov .sb{padding:12px 36px;font-size:18px;border:none;border-radius:8px;
background:linear-gradient(145deg,#e94560,#c23152);color:#fff;cursor:pointer;font-weight:bold}
.ov .sb:hover{filter:brightness(1.15)}
.ov.hide{display:none}
.kb{display:inline-block;background:#1a365d;padding:1px 6px;border-radius:4px;font-family:monospace;font-size:13px}
.diff-row{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.diff-btn{padding:10px 18px;font-size:15px;border:none;border-radius:8px;color:#fff;cursor:pointer;font-weight:bold;min-width:90px;text-align:center}
.diff-btn:hover{filter:brightness(1.15)}
.diff-btn.b1{background:linear-gradient(145deg,#2ecc71,#27ae60)}
.diff-btn.b2{background:linear-gradient(145deg,#e67e22,#d35400)}
.diff-btn.b3{background:linear-gradient(145deg,#e94560,#c23152)}
.diff-btn small{display:block;font-size:10px;font-weight:normal;opacity:.7;margin-top:2px}
</style>
</head>
<body>
<div class="ov" id="ov">
<h1 id="ov-t">3D 俄罗斯方块</h1>
<p id="ov-m">
经典 Blockout 风格 3D 方块消除<br><br>
<b>移动：</b><span class="kb">← → ↑ ↓</span><br>
<b>旋转Y轴：</b><span class="kb">Q</span> / <span class="kb">A</span>
<b>X轴：</b><span class="kb">W</span> / <span class="kb">S</span>
<b>Z轴：</b><span class="kb">E</span> / <span class="kb">D</span><br>
<b>硬降：</b><span class="kb">空格</span>
<b>暂停：</b><span class="kb">P</span> / <span class="kb">Esc</span>
</p>
<button class="sb" id="sbtn" style="display:none">再来一局</button>
<div class="diff-row" id="diff-row">
<button class="diff-btn b1" data-diff="basic">基础<small>平面方块</small></button>
<button class="diff-btn b2" data-diff="middle">中级<small>+凸起方块</small></button>
<button class="diff-btn b3" data-diff="difficult">困难<small>全3D形状</small></button>
</div>
</div>
<div class="ov hide" id="pov">
<h1>⏸ 暂停</h1>
<p>按 <span class="kb">P</span> / <span class="kb">Esc</span> 或点击按钮继续</p>
<button class="sb" id="pbtn">继续游戏</button>
</div>
<div id="wrap">
<div id="hud">
<div class="hi"><div class="lb">难度</div><div class="vl" id="df">-</div></div>
<div class="hi"><div class="lb">分数</div><div class="vl" id="sc">0</div></div>
<div class="hi"><div class="lb">等级</div><div class="vl" id="lv">1</div></div>
<div class="hi"><div class="lb">层数</div><div class="vl" id="ln">0</div></div>
<div class="hi" id="pause-hi" style="cursor:pointer" title="暂停"><div class="lb">暂停</div><div class="vl">⏸</div></div>
<div class="hi"><div class="lb">深度</div><div class="vl" id="dp">-</div></div>
</div>
<div id="game-area">
<canvas id="cv"></canvas>
<div id="layer-bar"></div>
</div>
<div id="ctrl">
<div class="cg">
<div class="cr"><div style="width:52px"></div><button class="cb" data-a="zu">↑</button></div>
<div class="cr">
<button class="cb" data-a="xl">←</button>
<button class="cb" data-a="zd">↓</button>
<button class="cb" data-a="xr">→</button>
</div>
</div>
<div class="cg">
<div class="cr">
<button class="cb ac" data-a="rx+">X↻</button>
<button class="cb ac" data-a="ry+">Y↻</button>
<button class="cb ac" data-a="rz+">Z↻</button>
</div>
<div class="cr">
<button class="cb ac" data-a="rx-">X↺</button>
<button class="cb ac" data-a="ry-">Y↺</button>
<button class="cb ac" data-a="rz-">Z↺</button>
</div>
</div>
</div>
<div id="ctrl2" style="display:none;padding:0 6px 6px;justify-content:center">
<button class="cb drop" data-a="drop">⤓ 硬降</button>
</div>
</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r128/three.min.js"></script>
<script>
// ============================================================
// CONSTANTS
// ============================================================
const WW = 5, WD = 5, WH = 20;
const PDEFS = [
{n:'I', b:[[-1,0,0],[0,0,0],[1,0,0],[2,0,0]]},
{n:'O', b:[[0,0,0],[1,0,0],[0,0,1],[1,0,1]]},
{n:'T', b:[[-1,0,0],[0,0,0],[1,0,0],[0,0,1]]},
{n:'S', b:[[0,0,0],[-1,0,0],[0,0,1],[1,0,1]]},
{n:'Z', b:[[0,0,0],[1,0,0],[-1,0,1],[0,0,1]]},
{n:'L', b:[[-1,0,0],[0,0,0],[1,0,0],[1,0,1]]},
{n:'J', b:[[-1,0,0],[0,0,0],[1,0,0],[-1,0,1]]},
];
// Middle: flat tetromino + 1 extra block off-plane (5 blocks)
const MIDDLE_EXTRA = [
{n:'I+', b:[[-1,0,0],[0,0,0],[1,0,0],[2,0,0],[0,1,0]]},
{n:'T+', b:[[-1,0,0],[0,0,0],[1,0,0],[0,0,1],[0,1,0]]},
{n:'L+', b:[[-1,0,0],[0,0,0],[1,0,0],[1,0,1],[1,1,1]]},
{n:'J+', b:[[-1,0,0],[0,0,0],[1,0,0],[-1,0,1],[-1,1,1]]},
{n:'S+', b:[[0,0,0],[-1,0,0],[0,0,1],[1,0,1],[0,1,0]]},
{n:'O+', b:[[0,0,0],[1,0,0],[0,0,1],[1,0,1],[0,1,0]]},
];
// Difficult: true 3D polycubes
const DIFF_EXTRA = [
{n:'R螺', b:[[0,0,0],[1,0,0],[1,0,1],[1,1,1]]}, // right screw
{n:'L螺', b:[[0,0,0],[1,0,0],[0,0,1],[0,1,1]]}, // left screw
{n:'枝', b:[[0,0,0],[1,0,0],[0,1,0],[0,0,1]]}, // branch (3 axes)
{n:'塔L', b:[[0,0,0],[0,1,0],[0,2,0],[1,0,0]]}, // tower-L
{n:'3T', b:[[0,0,0],[1,0,0],[-1,0,0],[0,1,0],[0,0,1]]},// 3D T
{n:'角', b:[[0,0,0],[1,0,0],[0,1,0],[1,1,1]]}, // 3D corner
];
const MAX_BLK = 5; // max blocks per piece across all difficulty levels
let difficulty = 'basic';
let activePieces = PDEFS;
// Rainbow-based palette: 3 bands × 7 colors (vivid → pastel → dark)
// Uses teal instead of green for red-green colorblind safety
// Same hue different brightness = 7 layers apart; rainbow order = intuitive layer distance
const LAYER_PALETTE = [
// 0–6: Vivid rainbow
'#DD3333', // 0 Red
'#EE8822', // 1 Orange
'#EEDD11', // 2 Yellow
'#11AA88', // 3 Teal
'#2266DD', // 4 Blue
'#3333AA', // 5 Indigo
'#9933CC', // 6 Violet
// 7–13: Pastel rainbow
'#FF9999', // 7 Pink
'#FFBB77', // 8 Light orange
'#FFFF77', // 9 Light yellow
'#88DDBB', // 10 Light teal
'#99BBFF', // 11 Light blue
'#8888CC', // 12 Light indigo
'#CC99EE', // 13 Light violet
// 14–19: Dark rainbow
'#993333', // 14 Dark red
'#AA6622', // 15 Dark orange
'#AAAA22', // 16 Dark yellow
'#227766', // 17 Dark teal
'#224499', // 18 Dark blue
'#553388', // 19 Dark violet
];
function layerColor(y) { return new THREE.Color(LAYER_PALETTE[y % LAYER_PALETTE.length]); }
// Generate patterned canvas texture for each layer
// 7 patterns cycle: solid, horizontal stripes, vertical stripes, diagonal \, diagonal /, dots, checkerboard
function createLayerPattern(y) {
const S = 32;
const cv = document.createElement('canvas'); cv.width = S; cv.height = S;
const c = cv.getContext('2d');
c.fillStyle = LAYER_PALETTE[y]; c.fillRect(0, 0, S, S);
const band = Math.floor(y / 7);
const ov = band === 2 ? 'rgba(255,255,255,0.4)' : 'rgba(0,0,0,0.35)';
c.fillStyle = ov; c.strokeStyle = ov; c.lineWidth = 3;
switch (y % 7) {
case 0: break; // solid
case 1: // horizontal stripes
for (let i = 3; i < S; i += 10) c.fillRect(0, i, S, 4); break;
case 2: // vertical stripes
for (let i = 3; i < S; i += 10) c.fillRect(i, 0, 4, S); break;
case 3: // diagonal backslash
c.beginPath();
for (let i = -S; i < S * 2; i += 10) { c.moveTo(i, 0); c.lineTo(i + S, S); }
c.stroke(); break;
case 4: // diagonal slash
c.beginPath();
for (let i = -S; i < S * 2; i += 10) { c.moveTo(i, S); c.lineTo(i + S, 0); }
c.stroke(); break;
case 5: // dots
for (let dx = 7; dx < S; dx += 14)
for (let dy = 7; dy < S; dy += 14) { c.beginPath(); c.arc(dx, dy, 4, 0, Math.PI * 2); c.fill(); }
break;
case 6: // checkerboard
for (let dx = 0; dx < S; dx += 8)
for (let dy = 0; dy < S; dy += 8)
if ((dx / 8 + dy / 8) % 2 === 0) c.fillRect(dx, dy, 8, 8);
break;
}
return cv;
}
// Pre-build textures and data URLs for all layers
const LAYER_TEXTURES = [], LAYER_DATA_URLS = [];
for (let y = 0; y < WH; y++) {
const cv = createLayerPattern(y);
LAYER_DATA_URLS.push(cv.toDataURL());
const tex = new THREE.CanvasTexture(cv);
tex.magFilter = THREE.NearestFilter;
tex.minFilter = THREE.NearestFilter;
LAYER_TEXTURES.push(tex);
}
// ============================================================
// STATE
// ============================================================
let well, piece, nextType;
let score, level, lines;
let gameOver, started, paused;
let dropTimer, dropInterval;
let bag = [];
let lockDelay = 0, LOCK_MAX = 2000;
let wellDirty = true;
let rotAnim = null;
const ROT_DUR = 500;
// ============================================================
// THREE.JS SETUP
// ============================================================
const canvas = document.getElementById('cv');
const renderer = new THREE.WebGLRenderer({ canvas, antialias: true });
renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2));
renderer.setClearColor(0x080818);
const scene = new THREE.Scene();
// Perspective camera — top-down, ~3x depth ratio
const camera = new THREE.PerspectiveCamera(30, 1, 0.1, 200);
camera.up.set(0, 0, -1);
camera.position.set(WW / 2, WH * 1.5, WD / 2);
camera.lookAt(WW / 2, 0, WD / 2);
function setCamera() {
const el = document.getElementById('game-area');
const w = el.clientWidth, h = el.clientHeight;
if (!w || !h) return;
camera.aspect = w / h;
camera.updateProjectionMatrix();
}
// Camera is fully static — no dynamic tilt
function updateCameraTilt() {}
// Lighting
scene.add(new THREE.AmbientLight(0xccccdd, 0.7));
const dLight = new THREE.DirectionalLight(0xffffff, 0.55);
dLight.position.set(WW / 2, WH + 20, WD / 2);
scene.add(dLight);
scene.add(new THREE.DirectionalLight(0x8899bb, 0.25).translateX(-5).translateY(WH));
// ============================================================
// WELL WIREFRAME
// ============================================================
(function buildWell() {
const pts = [];
function ln(a,b,c,d,e,f){ pts.push(a,b,c,d,e,f); }
for(let x=0;x<=WW;x++){ ln(x,0,0,x,0,WD); ln(x,WH,0,x,WH,WD); }
for(let z=0;z<=WD;z++){ ln(0,0,z,WW,0,z); ln(0,WH,z,WW,WH,z); }
ln(0,0,0,0,WH,0); ln(WW,0,0,WW,WH,0);
ln(0,0,WD,0,WH,WD); ln(WW,0,WD,WW,WH,WD);
const geo = new THREE.BufferGeometry();
geo.setAttribute('position', new THREE.Float32BufferAttribute(pts, 3));
scene.add(new THREE.LineSegments(geo, new THREE.LineBasicMaterial({ color: 0x2a4a7a, transparent: true, opacity: 0.7 })));
})();
// Floor
(function(){
const m = new THREE.Mesh(
new THREE.PlaneGeometry(WW, WD),
new THREE.MeshBasicMaterial({ color: 0x0a1a3a, transparent: true, opacity: 0.7, side: THREE.DoubleSide }));
m.rotation.x = -Math.PI / 2; m.position.set(WW / 2, 0, WD / 2);
scene.add(m);
})();
// ============================================================
// BLOCK MESH POOLS
// ============================================================
const blockGeo = new THREE.BoxGeometry(0.92, 0.92, 0.92);
const edgeGeo = new THREE.EdgesGeometry(blockGeo);
// Opaque layer materials (with pattern textures)
const layerMats = [];
for (let y = 0; y < WH; y++)
layerMats.push(new THREE.MeshPhongMaterial({ map: LAYER_TEXTURES[y], shininess: 30 }));
// Falling piece — opaque solid white-cyan so shape is clearly visible
const pieceMat = new THREE.MeshPhongMaterial({ color: 0x44cc88, transparent: true, opacity: 0.55, shininess: 40, depthWrite: false });
// Ghost — keep semi-transparent to show landing position without obstructing
const ghostMat = new THREE.MeshPhongMaterial({ color: 0x44ee88, transparent: true, opacity: 0.25, depthWrite: false });
// Landed blocks pool
const landedGrp = new THREE.Group(); scene.add(landedGrp);
const LPOOL = WW * WD * WH;
const landedPool = [];
for (let i = 0; i < LPOOL; i++) {
const m = new THREE.Mesh(blockGeo, layerMats[0]); m.visible = false;
landedGrp.add(m); landedPool.push(m);
}
// Piece pool (MAX_BLK blocks + edges)
const pieceGrp = new THREE.Group(); scene.add(pieceGrp);
const piecePool = [], pieceEdges = [];
const edgeMat = new THREE.LineBasicMaterial({ color: 0x88ffbb, transparent: true, opacity: 0.9 });
for (let i = 0; i < MAX_BLK; i++) {
const m = new THREE.Mesh(blockGeo, pieceMat); m.visible = false; pieceGrp.add(m); piecePool.push(m);
const l = new THREE.LineSegments(edgeGeo, edgeMat); l.visible = false; pieceGrp.add(l); pieceEdges.push(l);
}
// Ghost pool (MAX_BLK blocks + edges)
const ghostGrp = new THREE.Group(); scene.add(ghostGrp);
const ghostPool = [], ghostEdges = [];
const ghostEdgeMat = new THREE.LineBasicMaterial({ color: 0x44ee88, transparent: true, opacity: 0.6 });
for (let i = 0; i < MAX_BLK; i++) {
const m = new THREE.Mesh(blockGeo, ghostMat); m.visible = false; ghostGrp.add(m); ghostPool.push(m);
const l = new THREE.LineSegments(edgeGeo, ghostEdgeMat); l.visible = false; ghostGrp.add(l); ghostEdges.push(l);
}
// Guide lines: piece → ghost
const guideLnPos = new Float32Array(MAX_BLK * 6);
const guideLnGeo = new THREE.BufferGeometry();
guideLnGeo.setAttribute('position', new THREE.BufferAttribute(guideLnPos, 3));
const guideLn = new THREE.LineSegments(guideLnGeo,
new THREE.LineBasicMaterial({ color: 0x44aacc, transparent: true, opacity: 0.18 }));
guideLn.visible = false; scene.add(guideLn);
// ============================================================
// TOP PROJECTION — always-visible piece footprint at well opening
// Shows XZ position + layer-colored squares at y=WH (biggest scale)
// ============================================================
const projGeo = new THREE.PlaneGeometry(0.88, 0.88);
const projEdgeGeo = new THREE.EdgesGeometry(projGeo);
const projEdges = []; // transparent outlines only
const projEdgeMat = new THREE.LineBasicMaterial({ color: 0x88ddff, transparent: true, opacity: 0.7 });
for (let i = 0; i < MAX_BLK; i++) {
const l = new THREE.LineSegments(projEdgeGeo, projEdgeMat);
l.rotation.x = -Math.PI / 2; l.visible = false;
scene.add(l); projEdges.push(l);
}
// ============================================================
// LAYER BAR
// ============================================================
function buildLayerBar() {
const bar = document.getElementById('layer-bar');
bar.innerHTML = '';
for (let y = WH - 1; y >= 0; y--) {
const row = document.createElement('div');
row.className = 'lbi'; row.id = 'lbi-' + y;
const cbox = document.createElement('div');
cbox.className = 'lbc';
cbox.dataset.bg = 'url(' + LAYER_DATA_URLS[y] + ')';
const num = document.createElement('div');
num.className = 'lbn'; num.textContent = y;
row.appendChild(cbox); row.appendChild(num);
bar.appendChild(row);
}
}
function updateLayerBar() {
for (let y = 0; y < WH; y++) {
const el = document.getElementById('lbi-' + y);
if (!el) continue;
let has = false;
if (well) for (let z = 0; z < WD && !has; z++) for (let x = 0; x < WW && !has; x++) if (well[y][z][x]) has = true;
el.classList.toggle('filled', has);
el.classList.remove('cur');
const cbox = el.querySelector('.lbc');
if (has) { cbox.style.background = cbox.dataset.bg; cbox.style.backgroundSize = 'cover'; }
else { cbox.style.background = 'transparent'; }
}
if (piece) {
const minY = Math.min(...piece.blocks.map(b => b[1]));
const el = document.getElementById('lbi-' + Math.max(0, Math.min(WH - 1, minY)));
if (el) el.classList.add('cur');
}
}
// ============================================================
// WELL LOGIC
// ============================================================
function initWell() {
well = [];
for (let y = 0; y < WH; y++) { const l = []; for (let z = 0; z < WD; z++) l.push(new Array(WW).fill(0)); well.push(l); }
}
function isValid(blocks) {
for (const [x, y, z] of blocks) {
if (x < 0 || x >= WW || z < 0 || z >= WD || y < 0) return false;
if (y < WH && well[y][z][x]) return false;
}
return true;
}
function lockPiece() {
let above = true;
for (const [x, y, z] of piece.blocks) { if (y >= 0 && y < WH) { well[y][z][x] = 1; above = false; } }
if (above) { endGame(); return; }
wellDirty = true; clearLayers(); spawnNext();
}
function clearLayers() {
let cleared = 0;
for (let y = 0; y < WH; y++) {
let full = true;
outer: for (let z = 0; z < WD; z++) for (let x = 0; x < WW; x++) if (!well[y][z][x]) { full = false; break outer; }
if (full) {
well.splice(y, 1);
const e = []; for (let z = 0; z < WD; z++) e.push(new Array(WW).fill(0));
well.push(e); cleared++; y--;
}
}
if (cleared) {
const pts = [0, 100, 300, 600, 1000, 1500];
score += (pts[Math.min(cleared, 5)] || cleared * 300) * level;
lines += cleared;
level = Math.floor(lines / 8) + 1;
dropInterval = Math.max(500, 2800 - (level - 1) * 100);
wellDirty = true; updateHUD();
}
}
// ============================================================
// PIECE LOGIC
// ============================================================
function nextFromBag() {
if (!bag.length) {
bag = [...Array(activePieces.length).keys()];
for (let i = bag.length - 1; i > 0; i--) { const j = Math.floor(Math.random() * (i + 1)); [bag[i], bag[j]] = [bag[j], bag[i]]; }
}
return bag.pop();
}
function spawnPiece(type) {
const def = activePieces[type].b;
let mnx = 99, mxx = -99, mnz = 99, mxz = -99;
for (const [x,,z] of def) { mnx = Math.min(mnx, x); mxx = Math.max(mxx, x); mnz = Math.min(mnz, z); mxz = Math.max(mxz, z); }
const ox = Math.floor((WW - (mxx - mnx + 1)) / 2) - mnx;
const oz = Math.floor((WD - (mxz - mnz + 1)) / 2) - mnz;
return { blocks: def.map(([x, y, z]) => [x + ox, y + WH - 1, z + oz]), type };
}
function spawnNext() {
piece = spawnPiece(nextType); nextType = nextFromBag();
lockDelay = 0; rotAnim = null;
if (!isValid(piece.blocks)) endGame();
}
function rotateBlocks(blocks, axis, dir) {
let cx = 0, cy = 0, cz = 0;
for (const [x, y, z] of blocks) { cx += x; cy += y; cz += z; }
cx /= blocks.length; cy /= blocks.length; cz /= blocks.length;
return blocks.map(([x, y, z]) => {
let rx = x - cx, ry = y - cy, rz = z - cz, nx, ny, nz;
switch (axis) {
case 'x': nx = rx; ny = dir * -rz; nz = dir * ry; break;
case 'y': nx = dir * rz; ny = ry; nz = dir * -rx; break;
case 'z': nx = dir * -ry; ny = dir * rx; nz = rz; break;
}
return [Math.round(nx + cx), Math.round(ny + cy), Math.round(nz + cz)];
});
}
function tryRotate(axis, dir) {
if (rotAnim) return false;
const oldBlocks = piece.blocks.map(b => [...b]);
let nb = rotateBlocks(piece.blocks, axis, dir);
let mnx = 99, mxx = -99, mnz = 99, mxz = -99;
for (const [x,,z] of nb) { mnx = Math.min(mnx, x); mxx = Math.max(mxx, x); mnz = Math.min(mnz, z); mxz = Math.max(mxz, z); }
let sx = 0, sz = 0;
if (mnx < 0) sx = -mnx; if (mxx >= WW) sx = WW - 1 - mxx;
if (mnz < 0) sz = -mnz; if (mxz >= WD) sz = WD - 1 - mxz;
if (sx || sz) nb = nb.map(([x, y, z]) => [x + sx, y, z + sz]);
for (const [, y] of nb) if (y < 0) return false;
if (!isValid(nb)) return false;
piece.blocks = nb; lockDelay = 0;
const n = oldBlocks.length;
let acx = 0, acy = 0, acz = 0;
for (const [x, y, z] of oldBlocks) { acx += x; acy += y; acz += z; }
rotAnim = { start: performance.now(), dur: ROT_DUR, axis, dir, old: oldBlocks,
cent: [acx / n + 0.5, acy / n + 0.5, acz / n + 0.5], newBlocks: nb };
return true;
}
function tryMove(dx, dz) {
const nb = piece.blocks.map(([x, y, z]) => [x + dx, y, z + dz]);
if (isValid(nb)) { piece.blocks = nb; lockDelay = 0; return true; } return false;
}
function dropOne() {
const nb = piece.blocks.map(([x, y, z]) => [x, y - 1, z]);
if (isValid(nb)) { piece.blocks = nb; lockDelay = 0; return true; } return false;
}
function hardDrop() {
let n = 0;
while (true) { const nb = piece.blocks.map(([x, y, z]) => [x, y - 1, z]); if (!isValid(nb)) break; piece.blocks = nb; n++; }
score += n * 2; rotAnim = null; lockPiece(); updateHUD();
}
function ghostBlocks() {
let off = 0;
while (true) { const nb = piece.blocks.map(([x, y, z]) => [x, y - off - 1, z]); if (!isValid(nb)) break; off++; }
return piece.blocks.map(([x, y, z]) => [x, y - off, z]);
}
// ============================================================
// ROTATION ANIMATION
// ============================================================
function easeInOutCubic(t) { return t < 0.5 ? 4*t*t*t : 1 - Math.pow(-2*t + 2, 3) / 2; }
// ============================================================
// RENDERING
// ============================================================
function renderLanded() {
let i = 0;
for (let y = 0; y < WH; y++) for (let z = 0; z < WD; z++) for (let x = 0; x < WW; x++)
if (well[y][z][x]) { const m = landedPool[i]; m.position.set(x+.5,y+.5,z+.5); m.material = layerMats[y]; m.visible = true; i++; }
for (; i < LPOOL; i++) landedPool[i].visible = false;
}
function hideAll() {
pieceGrp.position.set(0,0,0); pieceGrp.rotation.set(0,0,0);
for (let i = 0; i < MAX_BLK; i++) {
piecePool[i].visible = false; pieceEdges[i].visible = false;
ghostPool[i].visible = false; ghostEdges[i].visible = false;
projEdges[i].visible = false;
}
guideLn.visible = false;
}
function renderPiece() {
if (!piece) { hideAll(); return; }
const n = piece.blocks.length;
// Hide unused slots
for (let i = n; i < MAX_BLK; i++) {
piecePool[i].visible = false; pieceEdges[i].visible = false;
ghostPool[i].visible = false; ghostEdges[i].visible = false;
projEdges[i].visible = false;
}
// === Piece blocks: rigid-body rotation via group transform ===
let animating = false;
if (rotAnim) {
const elapsed = performance.now() - rotAnim.start;
let t = Math.min(elapsed / rotAnim.dur, 1);
if (t >= 1) {
rotAnim = null; // animation done, fall through to static
} else {
animating = true;
t = easeInOutCubic(t);
const angle = t * Math.PI / 2 * rotAnim.dir;
const [cx, cy, cz] = rotAnim.cent;
// Group pivot at centroid; apply rotation to group
pieceGrp.position.set(cx, cy, cz);
pieceGrp.rotation.set(0, 0, 0);
switch (rotAnim.axis) {
case 'x': pieceGrp.rotation.x = angle; break;
case 'y': pieceGrp.rotation.y = angle; break;
case 'z': pieceGrp.rotation.z = angle; break;
}
// Position blocks relative to centroid (old positions)
for (let i = 0; i < n; i++) {
const [x, y, z] = rotAnim.old[i];
const lx = x + 0.5 - cx, ly = y + 0.5 - cy, lz = z + 0.5 - cz;
piecePool[i].position.set(lx, ly, lz); piecePool[i].visible = true;
pieceEdges[i].position.set(lx, ly, lz); pieceEdges[i].visible = true;
}
}
}
if (!animating) {
// Static: reset group, place blocks at world positions
pieceGrp.position.set(0, 0, 0);
pieceGrp.rotation.set(0, 0, 0);
for (let i = 0; i < n; i++) {
const [x, y, z] = piece.blocks[i];
piecePool[i].position.set(x+.5, y+.5, z+.5); piecePool[i].visible = true;
pieceEdges[i].position.set(x+.5, y+.5, z+.5); pieceEdges[i].visible = true;
}
}
// === Ghost (always at final landing position, no rotation) ===
const gb = ghostBlocks();
for (let i = 0; i < n; i++) {
const [x,y,z] = gb[i];
ghostPool[i].position.set(x+.5,y+.5,z+.5); ghostPool[i].visible = true;
ghostEdges[i].position.set(x+.5,y+.5,z+.5); ghostEdges[i].visible = true;
}
// === Guide lines ===
for (let i = 0; i < n; i++) {
const [px,py,pz] = piece.blocks[i]; const [gx,gy,gz] = gb[i];
guideLnPos[i*6]=px+.5; guideLnPos[i*6+1]=py+.5; guideLnPos[i*6+2]=pz+.5;
guideLnPos[i*6+3]=gx+.5; guideLnPos[i*6+4]=gy+.5; guideLnPos[i*6+5]=gz+.5;
}
for (let i = n * 6; i < MAX_BLK * 6; i++) guideLnPos[i] = 0;
guideLnGeo.attributes.position.needsUpdate = true; guideLn.visible = true;
// === Top projection ===
for (let i = 0; i < n; i++) {
const [x, , z] = piece.blocks[i];
projEdges[i].position.set(x + 0.5, WH + 0.02, z + 0.5);
projEdges[i].visible = true;
}
}
// ============================================================
// GAME LOOP
// ============================================================
let lastTime = 0, animId;
function loop(t) {
animId = requestAnimationFrame(loop);
if (gameOver || !started || paused) return;
const dt = t - lastTime; lastTime = t;
dropTimer += dt;
if (dropTimer >= dropInterval) {
dropTimer = 0;
if (!dropOne()) { lockDelay += dropInterval; if (lockDelay >= LOCK_MAX) { rotAnim = null; lockPiece(); updateHUD(); } }
}
if (wellDirty) { renderLanded(); wellDirty = false; updateLayerBar(); }
renderPiece();
updateCameraTilt();
if (piece) document.getElementById('dp').textContent = Math.min(...piece.blocks.map(b=>b[1])) + '/' + WH;
renderer.render(scene, camera);
}
// ============================================================
// RESIZE
// ============================================================
function onResize() {
const mob = window.innerWidth <= 700;
document.getElementById('ctrl').classList.toggle('show', mob);
document.getElementById('ctrl2').style.display = mob ? 'flex' : 'none';
const el = document.getElementById('game-area');
if (el.clientWidth && el.clientHeight) { renderer.setSize(el.clientWidth, el.clientHeight); setCamera(); }
}
window.addEventListener('resize', onResize);
new ResizeObserver(() => {
const el = document.getElementById('game-area');
if (el.clientWidth > 0 && el.clientHeight > 0) { renderer.setSize(el.clientWidth, el.clientHeight); setCamera(); }
}).observe(document.getElementById('game-area'));
// ============================================================
// KEYBOARD
// ============================================================
document.addEventListener('keydown', e => {
if ((e.key === 'p' || e.key === 'P' || e.key === 'Escape') && started && !gameOver) { togglePause(); e.preventDefault(); return; }
if (gameOver || !started || paused) return;
let ok = true;
switch (e.key) {
case 'ArrowLeft': tryMove(-1, 0); break;
case 'ArrowRight': tryMove(1, 0); break;
case 'ArrowUp': tryMove(0, -1); break;
case 'ArrowDown': tryMove(0, 1); break;
case 'q': case 'Q': tryRotate('y', 1); break;
case 'a': case 'A': tryRotate('y', -1); break;
case 'w': case 'W': tryRotate('x', 1); break;
case 's': case 'S': tryRotate('x', -1); break;
case 'e': case 'E': tryRotate('z', 1); break;
case 'd': case 'D': tryRotate('z', -1); break;
case ' ': hardDrop(); break;
default: ok = false;
}
if (ok) e.preventDefault();
});
// ============================================================
// TOUCH CONTROLS
// ============================================================
const actionMap = {
'xl':()=>tryMove(-1,0),'xr':()=>tryMove(1,0),
'zu':()=>tryMove(0,-1),'zd':()=>tryMove(0,1),
'rx+':()=>tryRotate('x',1),'rx-':()=>tryRotate('x',-1),
'ry+':()=>tryRotate('y',1),'ry-':()=>tryRotate('y',-1),
'rz+':()=>tryRotate('z',1),'rz-':()=>tryRotate('z',-1),
'drop':()=>hardDrop(),
};
document.querySelectorAll('[data-a]').forEach(btn => {
const fn = actionMap[btn.dataset.a]; if (!fn) return;
function fire(e){ e.preventDefault(); if(!gameOver&&started&&!paused) fn(); }
btn.addEventListener('touchstart', fire, {passive:false});
btn.addEventListener('mousedown', fire);
if (btn.dataset.a.startsWith('x') || btn.dataset.a.startsWith('z')) {
let rt, ri;
function go(e){ e.preventDefault(); rt=setTimeout(()=>{ri=setInterval(()=>{if(!gameOver&&started&&!paused) fn();},80);},220); }
function stop(){ clearTimeout(rt); clearInterval(ri); }
btn.addEventListener('touchstart',go,{passive:false}); btn.addEventListener('touchend',stop); btn.addEventListener('touchcancel',stop);
btn.addEventListener('mousedown',go); btn.addEventListener('mouseup',stop); btn.addEventListener('mouseleave',stop);
}
});
let tx0,tz0,tt0;
canvas.addEventListener('touchstart',e=>{if(!started||gameOver||paused)return;const t=e.touches[0];tx0=t.clientX;tz0=t.clientY;tt0=Date.now();e.preventDefault();},{passive:false});
canvas.addEventListener('touchend',e=>{if(!started||gameOver||paused)return;const t=e.changedTouches[0];if(Date.now()-tt0<250&&Math.abs(t.clientX-tx0)<20&&Math.abs(t.clientY-tz0)<20)tryRotate('y',1);e.preventDefault();},{passive:false});
// ============================================================
// HUD + PAUSE
// ============================================================
function updateHUD(){
document.getElementById('df').textContent={basic:'基础',middle:'中级',difficult:'困难'}[difficulty]||'-';
document.getElementById('sc').textContent=score;
document.getElementById('lv').textContent=level;
document.getElementById('ln').textContent=lines;
}
const pauseOv=document.getElementById('pov'), pauseBtn=document.getElementById('pbtn');
function togglePause(){
if(gameOver||!started) return;
paused=!paused;
if(paused) pauseOv.classList.remove('hide');
else { pauseOv.classList.add('hide'); lastTime=performance.now(); }
}
pauseBtn.addEventListener('click',togglePause);
pauseBtn.addEventListener('touchend',e=>{e.preventDefault();togglePause();});
document.getElementById('pause-hi').addEventListener('click',()=>{if(started&&!gameOver) togglePause();});
// ============================================================
// GAME FLOW
// ============================================================
const overlay=document.getElementById('ov'), ovTitle=document.getElementById('ov-t'), ovMsg=document.getElementById('ov-m'), sBtn=document.getElementById('sbtn');
function startGame(diff){
difficulty = diff || 'basic';
if (difficulty === 'basic') activePieces = PDEFS;
else if (difficulty === 'middle') activePieces = PDEFS.concat(MIDDLE_EXTRA);
else activePieces = PDEFS.concat(MIDDLE_EXTRA).concat(DIFF_EXTRA);
overlay.classList.add('hide'); pauseOv.classList.add('hide');
initWell(); bag=[]; rotAnim=null;
score=0; level=1; lines=0; paused=false;
dropInterval=2800; dropTimer=0; lockDelay=0;
gameOver=false; started=true; wellDirty=true;
nextType=nextFromBag(); spawnNext();
updateHUD(); updateLayerBar();
lastTime=performance.now();
cancelAnimationFrame(animId); animId=requestAnimationFrame(loop);
}
function endGame(){
gameOver=true; hideAll(); renderer.render(scene,camera);
ovTitle.textContent='游戏结束';
const diffName = {basic:'基础',middle:'中级',difficult:'困难'}[difficulty];
ovMsg.innerHTML='难度：'+diffName+'<br>最终得分：<b>'+score+'</b><br>等级：'+level+' 消除：'+lines+' 层';
sBtn.textContent='再来一局（'+diffName+'）'; sBtn.style.display='';
document.getElementById('diff-row').style.display='flex';
overlay.classList.remove('hide');
}
sBtn.addEventListener('click',()=>startGame(difficulty));
sBtn.addEventListener('touchend',e=>{e.preventDefault();startGame(difficulty);});
// Difficulty buttons
document.querySelectorAll('.diff-btn').forEach(btn => {
const d = btn.dataset.diff;
btn.addEventListener('click', () => startGame(d));
btn.addEventListener('touchend', e => { e.preventDefault(); startGame(d); });
});
// ============================================================
// INIT
// ============================================================
buildLayerBar();
setTimeout(onResize, 50);
animId = requestAnimationFrame(loop);
</script>
</body>
</html>