fix(matrix4): Fix ortho projection error (Orillusion#249)

Fix projection error in ortho & orthoOffCenter
FatioSE · Jul 27, 2023 · 8b7b42d · 8b7b42d
1 parent 1b30982
commit 8b7b42d
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/math/Matrix4.ts b/src/math/Matrix4.ts
@@ -648,7 +648,7 @@ export class Matrix4 {
 
         data[12] = 0;
         data[13] = 0;
-        data[14] = zn / (zn - zf);
+        data[14] = (zn + zf) / (zn - zf);
         data[15] = 1;
 
         return this
@@ -711,7 +711,7 @@ export class Matrix4 {
 
         data[12] = (l + r) / (l - r);
         data[13] = (t + b) / (b - t);
-        data[14] = zn / (zn - zf);
+        data[14] = (zn + zf) / (zn - zf);
         data[15] = 1;
     }