From c8260245622780be003a897464bd5f7798b3a307 Mon Sep 17 00:00:00 2001
From: Charlie Stanton <charlie@shtanton.xyz>
Date: Sun, 6 Apr 2025 17:38:19 +0100
Subject: web assembly port now fills the screen

---
 src/index.html.in | 27 ++++++++++++++++-----------
 1 file changed, 16 insertions(+), 11 deletions(-)

(limited to 'src/index.html.in')

diff --git a/src/index.html.in b/src/index.html.in
index 9329c25..119d646 100644
--- a/src/index.html.in
+++ b/src/index.html.in
@@ -101,13 +101,16 @@ async function main() {
         return b<a ? b : a;
     }
 
-    function max_width() {
-        return html.clientHeight * 0.7 | 0;
-    }
-
     function render() {
-        let width  = canvas.width  = min(html.clientWidth, max_width());
-        let height = canvas.height = width;
+			if (64 + html.clientHeight * (20 / 16) > html.clientWidth) {
+				canvas.width = html.clientWidth;
+				canvas.height = (html.clientWidth - 64) * (16 / 20);
+			} else {
+				canvas.width = 64 + html.clientHeight * (20 / 16);
+				canvas.height = html.clientHeight;
+			}
+        let width  = canvas.width;
+        let height = canvas.height;
         let ptr    = exports.game_render(width, height, mousex, mousey);
         let dl     = new Int32Array(memory.buffer, ptr);
         let len    = dl[0];
@@ -132,19 +135,21 @@ async function main() {
         }
     }
 
-    function onresize() { html.style.maxWidth = `${max_width()}px`; }
+    function onresize() { /*html.style.maxWidth = `${max_width()}px`; */}
     window.addEventListener("resize", onresize);
     onresize();
 
 	canvas.addEventListener("mousemove", function(e) {
-		mousex = e.clientX;
-		mousey = e.clientY;
+		const rect = e.target.getBoundingClientRect();
+		mousex = e.clientX - rect.left;
+		mousey = e.clientY - rect.top;
 		exports.game_update(INPUT_MOVE, mousex, mousey, now());
 	});
 
 	canvas.addEventListener("mousedown", function(e) {
-		mousex = e.clientX;
-		mousey = e.clientY;
+		const rect = e.target.getBoundingClientRect();
+		mousex = e.clientX - rect.left;
+		mousey = e.clientY - rect.top;
 		if (e.button == 0) {
 			exports.game_update(INPUT_CLICK, mousex, mousey, now());
 		} else if (e.button == 2) {
-- 
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