From 07414af087c71172bc7e3e421d7c704188f9105c Mon Sep 17 00:00:00 2001
From: Martin Fouilleul <martinfouilleul@gmail.com>
Date: Tue, 29 Aug 2023 18:13:01 +0200
Subject: [PATCH] [mtl canvas] Fix nTilesX/nTilesY computation in
 oc_mtl_canvas_render (don't multiply twice by scale)

---
 src/graphics/mtl_renderer.m | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/graphics/mtl_renderer.m b/src/graphics/mtl_renderer.m
index 1ad20f8..71e320d 100644
--- a/src/graphics/mtl_renderer.m
+++ b/src/graphics/mtl_renderer.m
@@ -1204,8 +1204,8 @@ void oc_mtl_canvas_render(oc_canvas_backend* interface,
     f32 scale = surface->mtlLayer.contentsScale;
     oc_vec2 viewportSize = { frameSize.x * scale, frameSize.y * scale };
     int tileSize = OC_MTL_TILE_SIZE;
-    int nTilesX = (int)(viewportSize.x * scale + tileSize - 1) / tileSize;
-    int nTilesY = (int)(viewportSize.y * scale + tileSize - 1) / tileSize;
+    int nTilesX = (int)(viewportSize.x + tileSize - 1) / tileSize;
+    int nTilesY = (int)(viewportSize.y + tileSize - 1) / tileSize;
 
     if(viewportSize.x != backend->frameSize.x || viewportSize.y != backend->frameSize.y)
     {