// Texture sampler
var textureSamplerDsc = new SamplerDescription()
{
	Filter = D3D11Filter.Anisotropic,
	AddressU = TextureAddressMode.Wrap,
	AddressV = TextureAddressMode.Wrap,
	AddressW = TextureAddressMode.Wrap
};

var textureSampler = SamplerState.FromDescription(device, textureSamplerDsc);
context.PixelShader.SetSampler(textureSampler, 0);

// Load texture
var texture = Texture2D.FromFile(device, "texture.jpg");
var resourceView = new ShaderResourceView(device, texture);

// Pass it to graphic pipeline
context.PixelShader.SetShaderResource(resourceView, 0);
device.ImmediateContext.PixelShader.SetShaderResource(resourceView, 0);