ENH - refine camera framing and controls

2026-09-04 17:23:25 +00:00 · 2026-08-06 12:32:30 +02:00
parent ab09f61b1c
commit 17b40a1d95
9 changed files with 327 additions and 73 deletions
@@ -0,0 +1,30 @@
+import { describe, expect, it } from 'vitest'
+
+import { coverTextureCoordinates } from '@/utils/gameView'
+
+describe('coverTextureCoordinates', () => {
+  it('center-crops a widescreen game view for 3:4 portrait output', () => {
+    expect(Array.from(coverTextureCoordinates(1920, 1080, 540, 720))).toEqual([
+      expect.closeTo(0.29, 2),
+      0,
+      expect.closeTo(0.71, 2),
+      0,
+      expect.closeTo(0.29, 2),
+      1,
+      expect.closeTo(0.71, 2),
+      1,
+    ])
+  })
+
+  it('keeps the full game view for 16:9 landscape output', () => {
+    expect(Array.from(coverTextureCoordinates(1920, 1080, 720, 405))).toEqual([
+      0, 0, 1, 0, 0, 1, 1, 1,
+    ])
+  })
+
+  it('keeps the full texture when both aspect ratios match', () => {
+    expect(Array.from(coverTextureCoordinates(1600, 900, 800, 450))).toEqual([
+      0, 0, 1, 0, 0, 1, 1, 1,
+    ])
+  })
+})