Non-nullable field '_vertexBuffer' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field '_indexBuffer' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Argument 2 should be passed with 'ref' or 'in' keyword

Non-nullable field '_khrSwapChain' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field '_swapChainImages' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field '_swapChainImageViews' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field '_swapChainFrameBuffers' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field '_depthImages' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field '_depthImageMemories' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.