_mpb = context.renderGraphPool.GetTempMaterialPropertyBlock();
_mpb.SetVector(_filterID, _filter);
_mpb.SetTexture(_sourceTextureID, data.ColorSource);

cmd.SetRenderTarget( data.BlurPyramid[0], RenderBufferLoadAction.DontCare, RenderBufferStoreAction.Store);

cmd.ClearRenderTarget(RTClearFlags.ColorDepth, Color.clear);

cmd.DrawProcedural( Matrix4x4.identity, _bloomMaterial, 0, MeshTopology.Triangles,3, 1, _mpb);