Invert default aspect ratio

src/programs/basics/how_to_draw_a_circle.js

@@ -9,12 +9,12 @@ import { length } from '/src/modules/vec2.js'
 
 export function main(coord, context, cursor, buffer) {
 
-    // contex.metrics.aspect contains the font (or cell) aspect ratio
-	const aspectRatio = cursor.pressed ? context.metrics.aspect : 1
+    // contex.metrics.aspect holds the font (or cell) aspect ratio
+	const aspectRatio = cursor.pressed ? 1 : context.metrics.aspect
 
 	// Transform coordinate space to (-1, 1)
 	// width corrected screen aspect (m) and cell aspect (aspectRatio)
-    const m = Math.min(context.cols, context.rows)
+    const m = Math.min(context.cols * aspectRatio, context.rows)
     const st = {
         x : 2.0 * (coord.x - context.cols / 2) / m * aspectRatio, // apply aspect
         y : 2.0 * (coord.y - context.rows / 2) / m
@@ -23,15 +23,15 @@ export function main(coord, context, cursor, buffer) {
 	// Distance of each cell from the center (0, 0)
 	const l = length(st)
 
-	// 0.6 is the radius of the circle
-    return l < 0.6  ? 'X' : '.'
+	// 0.7 is the radius of the circle
+    return l < 0.7  ? 'X' : '.'
 }
 
 // Draw some info
 import { drawBox } from '/src/modules/drawbox.js'
 export function post(context, cursor, buffer) {
 	// Apply some rounding to the aspect for better output
-	const ar = cursor.pressed ? (''+context.metrics.aspect).substr(0, 8) : 1
+	const ar = cursor.pressed ? 1 : (''+context.metrics.aspect).substr(0, 8)
 
 	// Output string
 	let text = ''