// Copyright 2020 Google LLC Texture2D colorMapTexture : register(t0, space1); SamplerState colorMapSampler : register(s0, space1); void main([[vk::location(0)]] float2 inUV : TEXCOORD0) { float alpha = colorMapTexture.Sample(colorMapSampler, inUV).a; if (alpha < 0.5) { clip(-1); } }