ItemCameraTransforms.java 文件源码

public static void applyTransformSide(ItemTransformVec3f vec, boolean leftHand)
{
    if (vec != ItemTransformVec3f.DEFAULT)
    {
        int i = leftHand ? -1 : 1;
        GlStateManager.translate((float)i * (offsetTranslateX + vec.translation.x), offsetTranslateY + vec.translation.y, offsetTranslateZ + vec.translation.z);
        float f = offsetRotationX + vec.rotation.x;
        float f1 = offsetRotationY + vec.rotation.y;
        float f2 = offsetRotationZ + vec.rotation.z;

        if (leftHand)
        {
            f1 = -f1;
            f2 = -f2;
        }

        GlStateManager.rotate(makeQuaternion(f, f1, f2));
        GlStateManager.scale(offsetScaleX + vec.scale.x, offsetScaleY + vec.scale.y, offsetScaleZ + vec.scale.z);
    }
}