1 // Copyright 2017 The Dawn Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef DAWNNATIVE_METAL_SAMPLERMTL_H_ 16 #define DAWNNATIVE_METAL_SAMPLERMTL_H_ 17 18 #include "dawn_native/Sampler.h" 19 20 #include "common/NSRef.h" 21 22 #import <Metal/Metal.h> 23 24 namespace dawn_native { namespace metal { 25 26 class Device; 27 28 class Sampler final : public SamplerBase { 29 public: 30 static ResultOrError<Ref<Sampler>> Create(Device* device, 31 const SamplerDescriptor* descriptor); 32 33 id<MTLSamplerState> GetMTLSamplerState(); 34 35 private: 36 using SamplerBase::SamplerBase; 37 MaybeError Initialize(const SamplerDescriptor* descriptor); 38 39 NSPRef<id<MTLSamplerState>> mMtlSamplerState; 40 }; 41 42 }} // namespace dawn_native::metal 43 44 #endif // DAWNNATIVE_METAL_SAMPLERMTL_H_ 45