src/dawn/wire/SupportedFeatures.cpp

// Copyright 2021 The Dawn & Tint Authors
//
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// modification, are permitted provided that the following conditions are met:
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// 1. Redistributions of source code must retain the above copyright notice, this
//    list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice,
//    this list of conditions and the following disclaimer in the documentation
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// 3. Neither the name of the copyright holder nor the names of its
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//    this software without specific prior written permission.
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#include "dawn/wire/SupportedFeatures.h"

namespace dawn::wire {

// Note: Upon updating this list, please also update serialization/deserialization
// of limit structs on Adapter/Device initialization.
bool IsFeatureSupported(WGPUFeatureName feature) {
    switch (feature) {
        case WGPUFeatureName_Undefined:
        case WGPUFeatureName_Force32:
        case WGPUFeatureName_DawnNative:
        case WGPUFeatureName_ImplicitDeviceSynchronization:
        case WGPUFeatureName_SurfaceCapabilities:
        case WGPUFeatureName_D3D11MultithreadProtected:
        case WGPUFeatureName_HostMappedPointer:
        case WGPUFeatureName_BufferMapExtendedUsages:
        case WGPUFeatureName_FormatCapabilities:
        case WGPUFeatureName_DrmFormatCapabilities:
            return false;
        // NOTE: SharedTextureMemory/SharedFence are not actually intended
        // for usage over the wire (and are not exposed over the wire as
        // they're marked as native in dawn.json). However, embedders need
        // to use these features on the server-side for WebGPU devices. To
        // do so they need to add the features on such devices, which requires
        // that the features be listed as wire-supported here to avoid
        // device creation failure that would otherwise occur.
        case WGPUFeatureName_SharedTextureMemoryVkDedicatedAllocation:
        case WGPUFeatureName_SharedTextureMemoryAHardwareBuffer:
        case WGPUFeatureName_SharedTextureMemoryDmaBuf:
        case WGPUFeatureName_SharedTextureMemoryOpaqueFD:
        case WGPUFeatureName_SharedTextureMemoryZirconHandle:
        case WGPUFeatureName_SharedTextureMemoryDXGISharedHandle:
        case WGPUFeatureName_SharedTextureMemoryD3D11Texture2D:
        case WGPUFeatureName_SharedTextureMemoryIOSurface:
        case WGPUFeatureName_SharedTextureMemoryEGLImage:
        case WGPUFeatureName_SharedFenceVkSemaphoreOpaqueFD:
        case WGPUFeatureName_SharedFenceVkSemaphoreSyncFD:
        case WGPUFeatureName_SharedFenceVkSemaphoreZirconHandle:
        case WGPUFeatureName_SharedFenceDXGISharedHandle:
        case WGPUFeatureName_SharedFenceMTLSharedEvent:
        case WGPUFeatureName_SharedBufferMemoryD3D12Resource:

        case WGPUFeatureName_Depth32FloatStencil8:
        case WGPUFeatureName_TimestampQuery:
        case WGPUFeatureName_ChromiumExperimentalTimestampQueryInsidePasses:
        case WGPUFeatureName_TextureCompressionBC:
        case WGPUFeatureName_TextureCompressionETC2:
        case WGPUFeatureName_TextureCompressionASTC:
        case WGPUFeatureName_IndirectFirstInstance:
        case WGPUFeatureName_DepthClipControl:
        case WGPUFeatureName_DawnInternalUsages:
        case WGPUFeatureName_DawnMultiPlanarFormats:
        case WGPUFeatureName_MultiPlanarFormatExtendedUsages:
        case WGPUFeatureName_MultiPlanarFormatP010:
        case WGPUFeatureName_MultiPlanarFormatNv12a:
        case WGPUFeatureName_MultiPlanarRenderTargets:
        case WGPUFeatureName_ShaderF16:
        case WGPUFeatureName_RG11B10UfloatRenderable:
        case WGPUFeatureName_BGRA8UnormStorage:
        case WGPUFeatureName_TransientAttachments:
        case WGPUFeatureName_Float32Filterable:
        case WGPUFeatureName_MSAARenderToSingleSampled:
        case WGPUFeatureName_DualSourceBlending:
        case WGPUFeatureName_ANGLETextureSharing:
        case WGPUFeatureName_ChromiumExperimentalSubgroups:
        case WGPUFeatureName_ChromiumExperimentalSubgroupUniformControlFlow:
        case WGPUFeatureName_PixelLocalStorageCoherent:
        case WGPUFeatureName_PixelLocalStorageNonCoherent:
        case WGPUFeatureName_Norm16TextureFormats:
        case WGPUFeatureName_FramebufferFetch:
        case WGPUFeatureName_AdapterPropertiesMemoryHeaps:
        case WGPUFeatureName_AdapterPropertiesD3D:
        case WGPUFeatureName_AdapterPropertiesVk:
        case WGPUFeatureName_R8UnormStorage:
        case WGPUFeatureName_StaticSamplers:
            return true;
    }

    // Catch-all, for unsupported features.
    // "default:" is not used so we get compiler errors for
    // newly added, unhandled features, but still catch completely
    // unknown enums.
    return false;
}

}  // namespace dawn::wire