kc3-lang/angle/src/libANGLE/renderer/metal/SamplerMtl.mm

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• Hash : d4083c79
  Author :
  Date : 2025-01-31T15:06:36
  

  Metal: Make ObjCPtr available to all modules
  
  Move ObjCPtr implementation to src/common/ObjCPtr.h,
  angle::ObjCPtr so that it's available also outside libANGLE.
  
  Bug: angleproject:393263506
  Change-Id: I8ecd5632c7ae33ef4b409fc820fad229e91bc0ab
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6219318
  Auto-Submit: Kimmo Kinnunen <kkinnunen@apple.com>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Kimmo Kinnunen <kkinnunen@apple.com>
  

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• src/libANGLE/renderer/metal/SamplerMtl.mm

• //
  // Copyright 2020 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  // SamplerMtl.mm:
  //    Defines the class interface for SamplerMtl, implementing SamplerImpl.
  //
  
  #include "libANGLE/renderer/metal/SamplerMtl.h"
  
  #include "common/debug.h"
  #include "libANGLE/Context.h"
  #include "libANGLE/renderer/metal/ContextMtl.h"
  #include "libANGLE/renderer/metal/DisplayMtl.h"
  #include "libANGLE/renderer/metal/mtl_state_cache.h"
  
  namespace rx
  {
  
  SamplerMtl::SamplerMtl(const gl::SamplerState &state) : SamplerImpl(state) {}
  
  SamplerMtl::~SamplerMtl() = default;
  
  void SamplerMtl::onDestroy(const gl::Context *context)
  {
      mSamplerState = nil;
  }
  
  const angle::ObjCPtr<id<MTLSamplerState>> &SamplerMtl::getSampler(ContextMtl *contextMtl)
  {
      if (!mSamplerState)
      {
          mtl::SamplerDesc samplerDesc(mState);
  
          mSamplerState = contextMtl->getDisplay()->getStateCache().getSamplerState(
              contextMtl->getMetalDevice(), samplerDesc);
      }
  
      return mSamplerState;
  }
  
  angle::Result SamplerMtl::syncState(const gl::Context *context, const bool dirty)
  {
      if (dirty)
      {
          // Recreate sampler
          mSamplerState = nil;
  
          if (mCompareMode != mState.getCompareMode() || mCompareFunc != mState.getCompareFunc())
          {
              ContextMtl *contextMtl = mtl::GetImpl(context);
  
              mCompareMode = mState.getCompareMode();
              mCompareFunc = mState.getCompareFunc();
  
              // Tell context to rebind textures so that ProgramMtl has a chance to verify
              // depth texture compare mode.
              contextMtl->invalidateCurrentTextures();
          }
      }
      return angle::Result::Continue;
  }
  
  }  // namespace rx
  

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