Add transpose functionality for matrices and improve copy methods

redplant3d · Apr 11, 2024 · 52f6ef1 · 52f6ef1
1 parent 42d11f7
commit 52f6ef1
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Showing 3 changed files with 231 additions and 147 deletions.
diff --git a/packages/redgeometry-app/src/ecs/camera.ts b/packages/redgeometry-app/src/ecs/camera.ts
@@ -20,16 +20,14 @@ export function cameraSystem(world: World): void {
             continue;
         }
 
-        const mat = camera.viewProjection;
-
         const computedTransform = world.getComponent<ComputedTransformComponent>(entity, "computed-transform");
 
         if (computedTransform !== undefined) {
-            const e = computedTransform.global.getInverse().elements;
-            mat.set(e[0], e[1], e[2], 0, e[3], e[4], e[5], 0, e[6], e[7], e[8], 0, e[9], e[10], e[11], 1);
-            mat.mulSet(camera.projection, mat);
+            const matView = computedTransform.global.inverse();
+            camera.viewProjection.copyFrom(matView);
+            camera.viewProjection.mulSet(camera.projection, camera.viewProjection);
         } else {
-            mat.copyFrom(camera.projection);
+            camera.viewProjection.copyFrom(camera.projection);
         }
     }
 }