From 0969f51298b1f5e50b674673bf9b26d1058874c6 Mon Sep 17 00:00:00 2001
From: asdqwe <asdqwe@asdqwe.com>
Date: Wed, 20 Nov 2024 20:30:53 -0300
Subject: [PATCH] Add GetMonitorScale() for PLATFORM_WEB

---
 src/platforms/rcore_web.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/platforms/rcore_web.c b/src/platforms/rcore_web.c
index e0b943fc7..8df87eb26 100644
--- a/src/platforms/rcore_web.c
+++ b/src/platforms/rcore_web.c
@@ -754,8 +754,11 @@ int GetMonitorRefreshRate(int monitor)
 // Get specified monitor scale
 Vector2 GetMonitorScale(int monitor)
 {
-    TRACELOG(LOG_WARNING, "GetMonitorScale() not implemented on target platform");
-    return (Vector2){ 1.0f, 1.0f };
+    // NOTE: Returned scale is relative to the current monitor where the browser window is located
+    Vector2 scale = { 1.0f, 1.0f };
+    scale.x = (float)EM_ASM_DOUBLE( { return window.devicePixelRatio; } );
+    scale.y = scale.x;
+    return scale;
 }
 
 // Get the human-readable, UTF-8 encoded name of the selected monitor