| // Copyright 2021 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include <algorithm> |
| #include <vector> |
| |
| #include "dawn/wire/SupportedFeatures.h" |
| #include "dawn/wire/server/ObjectStorage.h" |
| #include "dawn/wire/server/Server.h" |
| |
| namespace dawn::wire::server { |
| |
| WireResult Server::DoInstanceRequestAdapter(Known<WGPUInstance> instance, |
| ObjectHandle eventManager, |
| WGPUFuture future, |
| ObjectHandle adapterHandle, |
| const WGPURequestAdapterOptions* options, |
| uint8_t userdataCount) { |
| Reserved<WGPUAdapter> adapter; |
| WIRE_TRY(Objects<WGPUAdapter>().Allocate(&adapter, adapterHandle, AllocationState::Reserved)); |
| |
| auto userdata = MakeUserdata<RequestAdapterUserdata>(); |
| userdata->eventManager = eventManager; |
| userdata->future = future; |
| userdata->adapterObjectId = adapter.id; |
| |
| if (userdataCount == 1) { |
| mProcs.instanceRequestAdapter(instance->handle, options, |
| ForwardToServer<&Server::OnRequestAdapterCallback>, |
| userdata.release()); |
| } else { |
| mProcs.instanceRequestAdapter2( |
| instance->handle, options, |
| {nullptr, WGPUCallbackMode_AllowSpontaneous, |
| ForwardToServer2<&Server::OnRequestAdapterCallback>, userdata.release(), nullptr}); |
| } |
| return WireResult::Success; |
| } |
| |
| void Server::OnRequestAdapterCallback(RequestAdapterUserdata* data, |
| WGPURequestAdapterStatus status, |
| WGPUAdapter adapter, |
| const char* message) { |
| ReturnInstanceRequestAdapterCallbackCmd cmd = {}; |
| cmd.eventManager = data->eventManager; |
| cmd.future = data->future; |
| cmd.status = status; |
| cmd.message = message; |
| |
| if (status != WGPURequestAdapterStatus_Success) { |
| DAWN_ASSERT(adapter == nullptr); |
| SerializeCommand(cmd); |
| return; |
| } |
| |
| // Assign the handle and allocated status if the adapter is created successfully. |
| if (FillReservation(data->adapterObjectId, adapter) == WireResult::FatalError) { |
| cmd.status = WGPURequestAdapterStatus_Unknown; |
| cmd.message = "Destroyed before request was fulfilled."; |
| SerializeCommand(cmd); |
| return; |
| } |
| |
| // Query and report the adapter supported features. |
| std::vector<WGPUFeatureName> features; |
| |
| size_t featuresCount = mProcs.adapterEnumerateFeatures(adapter, nullptr); |
| features.resize(featuresCount); |
| mProcs.adapterEnumerateFeatures(adapter, features.data()); |
| |
| // Hide features the wire cannot support. |
| auto it = std::partition(features.begin(), features.end(), IsFeatureSupported); |
| |
| cmd.featuresCount = std::distance(features.begin(), it); |
| cmd.features = features.data(); |
| |
| // Query and report the adapter properties. |
| WGPUAdapterProperties properties = {}; |
| WGPUChainedStructOut** propertiesChain = &properties.nextInChain; |
| |
| // Query AdapterPropertiesMemoryHeaps if the feature is supported. |
| WGPUAdapterPropertiesMemoryHeaps memoryHeapProperties = {}; |
| memoryHeapProperties.chain.sType = WGPUSType_AdapterPropertiesMemoryHeaps; |
| if (mProcs.adapterHasFeature(adapter, WGPUFeatureName_AdapterPropertiesMemoryHeaps)) { |
| *propertiesChain = &memoryHeapProperties.chain; |
| propertiesChain = &(*propertiesChain)->next; |
| } |
| |
| // Query AdapterPropertiesD3D if the feature is supported. |
| WGPUAdapterPropertiesD3D d3dProperties = {}; |
| d3dProperties.chain.sType = WGPUSType_AdapterPropertiesD3D; |
| if (mProcs.adapterHasFeature(adapter, WGPUFeatureName_AdapterPropertiesD3D)) { |
| *propertiesChain = &d3dProperties.chain; |
| propertiesChain = &(*propertiesChain)->next; |
| } |
| |
| // Query AdapterPropertiesVk if the feature is supported. |
| WGPUAdapterPropertiesVk vkProperties = {}; |
| vkProperties.chain.sType = WGPUSType_AdapterPropertiesVk; |
| if (mProcs.adapterHasFeature(adapter, WGPUFeatureName_AdapterPropertiesVk)) { |
| *propertiesChain = &vkProperties.chain; |
| propertiesChain = &(*propertiesChain)->next; |
| } |
| |
| mProcs.adapterGetProperties(adapter, &properties); |
| cmd.properties = &properties; |
| |
| // Query and report the adapter limits, including DawnExperimentalSubgroupLimits. |
| WGPUSupportedLimits limits = {}; |
| |
| WGPUDawnExperimentalSubgroupLimits experimentalSubgroupLimits = {}; |
| experimentalSubgroupLimits.chain.sType = WGPUSType_DawnExperimentalSubgroupLimits; |
| limits.nextInChain = &experimentalSubgroupLimits.chain; |
| |
| mProcs.adapterGetLimits(adapter, &limits); |
| cmd.limits = &limits; |
| |
| SerializeCommand(cmd); |
| mProcs.adapterPropertiesFreeMembers(properties); |
| mProcs.adapterPropertiesMemoryHeapsFreeMembers(memoryHeapProperties); |
| } |
| |
| } // namespace dawn::wire::server |