The IndexBuffer field is a member of the ResourceState enumeration within the Sandbox.Rendering namespace. It represents a specific state of a GPU resource, indicating that the resource is being used as an index buffer. This state is crucial for rendering operations that involve indexed drawing, where indices are used to reference vertices in a vertex buffer.
Use the IndexBuffer state when you need to transition a GPU resource to be used as an index buffer. This is typically done in conjunction with setting up rendering pipelines that require indexed drawing. Ensure that the resource is in the correct state before issuing draw calls that utilize index buffers.
// Example of setting a resource state to IndexBuffer ResourceState currentState = ResourceState.Common; // Transition the resource state to IndexBuffer currentState = ResourceState.IndexBuffer; // Use the resource in rendering operations that require an index buffer // ... (rendering code here)