Add Chromium-only Blender WebEngine parity work

blender-5.2.0/intern/cycles/hydra/plugin.cpp

@@ -0,0 +1,79 @@
+/* SPDX-FileCopyrightText: 2022 NVIDIA Corporation
+ * SPDX-FileCopyrightText: 2022 Blender Foundation
+ *
+ * SPDX-License-Identifier: Apache-2.0 */
+
+#include "hydra/plugin.h"
+#include "hydra/render_delegate.h"
+#include "util/log.h"
+#include "util/path.h"
+
+#include <pxr/base/arch/fileSystem.h>
+#include <pxr/base/plug/plugin.h>
+#include <pxr/base/plug/thisPlugin.h>
+#include <pxr/base/tf/envSetting.h>
+#include <pxr/imaging/hd/rendererPluginRegistry.h>
+
+PXR_NAMESPACE_OPEN_SCOPE
+
+TF_DEFINE_ENV_SETTING(CYCLES_LOGGING, false, "Enable Cycles logging")
+TF_DEFINE_ENV_SETTING(CYCLES_LOGGING_LEVEL, "warning", "Cycles logging level")
+
+HdCyclesPlugin::HdCyclesPlugin()
+{
+  const PlugPluginPtr plugin = PLUG_THIS_PLUGIN;
+  // Initialize Cycles paths relative to the plugin resource path
+  const std::string rootPath = PXR_NS::ArchAbsPath(plugin->GetResourcePath());
+  CCL_NS::path_init(std::move(rootPath));
+
+  if (TfGetEnvSetting(CYCLES_LOGGING)) {
+    CCL_NS::log_level_set(TfGetEnvSetting(CYCLES_LOGGING_LEVEL));
+  }
+}
+
+HdCyclesPlugin::~HdCyclesPlugin() {}
+
+#if PXR_VERSION < 2302
+bool HdCyclesPlugin::IsSupported() const
+{
+  return true;
+}
+#else
+#  if PXR_VERSION >= 2511
+bool HdCyclesPlugin::IsSupported(HdRendererCreateArgs const & /*rendererCreateArgs*/,
+                                 std::string * /*reasonWhyNot*/) const
+{
+  return true;
+}
+#  endif
+bool HdCyclesPlugin::IsSupported(bool /*gpuEnabled*/) const
+{
+  return true;
+}
+#endif
+
+HdRenderDelegate *HdCyclesPlugin::CreateRenderDelegate()
+{
+  return CreateRenderDelegate({});
+}
+
+HdRenderDelegate *HdCyclesPlugin::CreateRenderDelegate(const HdRenderSettingsMap &settingsMap)
+{
+  return new HD_CYCLES_NS::HdCyclesDelegate(settingsMap);
+}
+
+void HdCyclesPlugin::DeleteRenderDelegate(HdRenderDelegate *renderDelegate)
+{
+  delete renderDelegate;
+}
+
+// USD's type system accounts for namespace, so we'd have to register our name as
+// HdCycles::HdCyclesPlugin in plugInfo.json, which isn't all that bad for JSON,
+// but those colons may cause issues for any USD specific tooling. So just put our
+// plugin class in the pxr namespace (which USD's type system will elide).
+TF_REGISTRY_FUNCTION(TfType)
+{
+  HdRendererPluginRegistry::Define<PXR_NS::HdCyclesPlugin>();
+}
+
+PXR_NAMESPACE_CLOSE_SCOPE