dawn_node: Add binding/GPUTexture.cpp

Bug: dawn:1123
Change-Id: I2858cc2b86aa9189a92a2f4a9f0988a9f7b36953
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/64909
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: Austin Eng <enga@chromium.org>

src/dawn_node/binding/CMakeLists.txt

@@ -49,6 +49,7 @@ add_library(dawn_node_binding STATIC
     "GPUShaderModule.h"
     "GPUSupportedLimits.cpp"
     "GPUSupportedLimits.h"
+    "GPUTexture.cpp"
     "GPUTexture.h"
     "GPUTextureView.cpp"
     "GPUTextureView.h"

src/dawn_node/binding/GPUTexture.cpp

@@ -0,0 +1,68 @@
+// Copyright 2021 The Dawn Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "src/dawn_node/binding/GPUTexture.h"
+
+#include "src/dawn_node/binding/Converter.h"
+#include "src/dawn_node/binding/Errors.h"
+#include "src/dawn_node/binding/GPUTextureView.h"
+#include "src/dawn_node/utils/Debug.h"
+
+namespace wgpu { namespace binding {
+
+    ////////////////////////////////////////////////////////////////////////////////
+    // wgpu::bindings::GPUTexture
+    ////////////////////////////////////////////////////////////////////////////////
+    GPUTexture::GPUTexture(wgpu::Texture texture) : texture_(std::move(texture)) {
+    }
+
+    interop::Interface<interop::GPUTextureView> GPUTexture::createView(
+        Napi::Env env,
+        std::optional<interop::GPUTextureViewDescriptor> descriptor) {
+        if (!texture_) {
+            Errors::OperationError(env).ThrowAsJavaScriptException();
+            return {};
+        }
+
+        if (descriptor.has_value()) {
+            wgpu::TextureViewDescriptor desc{};
+            Converter conv(env);
+            if (!conv(desc.baseMipLevel, descriptor->baseMipLevel) ||
+                !conv(desc.mipLevelCount, descriptor->mipLevelCount) ||
+                !conv(desc.baseArrayLayer, descriptor->baseArrayLayer) ||
+                !conv(desc.arrayLayerCount, descriptor->arrayLayerCount) ||
+                !conv(desc.format, descriptor->format) ||
+                !conv(desc.dimension, descriptor->dimension) ||
+                !conv(desc.aspect, descriptor->aspect)) {
+                return {};
+            }
+            return interop::GPUTextureView::Create<GPUTextureView>(env, texture_.CreateView(&desc));
+        }
+
+        return interop::GPUTextureView::Create<GPUTextureView>(env, texture_.CreateView());
+    }
+
+    void GPUTexture::destroy(Napi::Env) {
+        texture_.Destroy();
+    }
+
+    std::optional<std::string> GPUTexture::getLabel(Napi::Env) {
+        UNIMPLEMENTED();
+    }
+
+    void GPUTexture::setLabel(Napi::Env, std::optional<std::string> value) {
+        UNIMPLEMENTED();
+    }
+
+}}  // namespace wgpu::binding