début de la mise en place du jeu (partie client uniquement).

JEU2/src/server/constants.ts

@@ -0,0 +1,35 @@
+
+export * from "../shared_js/constants.js"
+
+// 15ms == 1000/66.666
+export	const serverGameLoopIntervalMS = 15; // millisecond
+export	const fixedDeltaTime = serverGameLoopIntervalMS/1000; // second
+
+// 33.333ms == 1000/30
+export	const clientsUpdateIntervalMS = 1000/30; // millisecond
+
+export	const CanvasWidth = 1500;
+export	const CanvasRatio = 1.66666;
+/* ratio 5/3 (1.66) */
+
+export	const w = CanvasWidth;
+export	const h = CanvasWidth / CanvasRatio;
+export	const w_mid = Math.floor(w/2);
+export	const h_mid = Math.floor(h/2);
+export	const pw = Math.floor(w*0.017);
+export	const ph = pw*6;
+export	const ballSize = pw;
+export	const wallSize = Math.floor(w*0.01);
+export	const racketSpeed = Math.floor(w*0.66); // pixel per second
+export	const ballSpeed = Math.floor(w*0.66); // pixel per second
+export	const ballSpeedIncrease = Math.floor(ballSpeed*0.05); // pixel per second
+
+export	const normalizedSpeed = false; // for consistency in speed independent of direction
+
+export	const matchStartDelay = 3000; // millisecond
+export	const newRoundDelay = 1500; // millisecond
+
+// Game Variantes
+export	const multiBallsCount = 3;
+export	const movingWallPosMax = Math.floor(w*0.12);
+export	const movingWallSpeed = Math.floor(w*0.08);