diff options
Diffstat (limited to 'public')
| -rw-r--r-- | public/bluebey-studio/src/main.js | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/public/bluebey-studio/src/main.js b/public/bluebey-studio/src/main.js index 9178427..6507bf4 100644 --- a/public/bluebey-studio/src/main.js +++ b/public/bluebey-studio/src/main.js @@ -1428,8 +1428,11 @@ async function init() { && (mouth.tongue ?? 1) > 0.01; mouthMesh.getWorldDirection(mouthNormal); mouthMesh.getWorldPosition(mouthToCamera); - mouthToCamera.subVectors(view.camera.position, mouthToCamera); - const facing = mouthNormal.dot(mouthToCamera) > 0; + mouthToCamera.subVectors(view.camera.position, mouthToCamera).normalize(); + // Only let the artwork win the depth test when the camera is actually in + // front of the face. At a side view the dot product is near zero, and the + // mouth must lose to the body (or it shows through the far side). + const facing = mouthNormal.dot(mouthToCamera) > 0.5; const wallOn = state.render.wall?.on === true || state.render.wall2?.on === true; const depthTest = !tongueOverLip || !facing || wallOn; if (mouthMesh.material.depthTest !== depthTest) { |