From cd5559fd41973d20fed5323aa8f43f43b914c3e6 Mon Sep 17 00:00:00 2001
From: gbrochar <gaetanbrochard@protonmail.com>
Date: Fri, 27 Nov 2020 13:54:52 +0100
Subject: [PATCH] fix camera bug, no more camera bugs

---
 src/client/camera.ts | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/client/camera.ts b/src/client/camera.ts
index 426af3b..d303373 100644
--- a/src/client/camera.ts
+++ b/src/client/camera.ts
@@ -6,12 +6,22 @@ import mat4 from 'gl-mat4';
  * @param {any} context the program context
  */
 export function updateCamera(context: any) {
+	const xAxis = mat4.create();
+	mat4.rotateY(xAxis, xAxis, context.params.camRot.y);
 	const xMat = mat4.create();
 	mat4.rotateY(xMat, xMat, context.params.camRot.y);
-	mat4.rotateX(xMat, xMat, context.params.camRot.x);
+	mat4.rotate(xMat, xMat, context.params.camRot.x, [
+		xAxis[0],
+		xAxis[4],
+		xAxis[8],
+	]);
 	const zMat = mat4.create();
 	mat4.rotateY(zMat, zMat, context.params.camRot.y);
-	mat4.rotateX(zMat, zMat, context.params.camRot.x);
+	mat4.rotate(zMat, zMat, context.params.camRot.x, [
+		xAxis[0],
+		xAxis[4],
+		xAxis[8],
+	]);
 	if (context.params.keyboard.a) {
 		context.params.camPos.x += xMat[0];
 		context.params.camPos.y += xMat[4];