Merge pull request #557 from thatcomputerguy0101/planar_projection

Fix planar projection focal calculation
rustgd · Dec 7, 2024 · ff840cb · ff840cb
2 parents 53e3f91 + 0637f57
commit ff840cb
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/projection.rs b/src/projection.rs
@@ -336,7 +336,7 @@ impl<S: BaseFloat> From<PlanarFov<S>> for Matrix4<S> {
         }
 
         let two: S = cast(2).unwrap();
-        let inv_f = Rad::tan(persp.fovy / two);
+        let inv_f = Rad::tan(persp.fovy / two) * two / persp.height;
 
         let focal_point = -inv_f.recip();