1 files changed, 46 insertions, 0 deletions
diff --git a/source/blender/blenkernel/BKE_compute_contexts.hh b/source/blender/blenkernel/BKE_compute_contexts.hh
new file mode 100644
index 00000000000..a8f0022f49b
--- /dev/null
+++ b/source/blender/blenkernel/BKE_compute_contexts.hh
@@ -0,0 +1,46 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#pragma once
+
+/**
+ * This file implements some specific compute contexts for concepts in Blender.
+ */
+
+#include "BLI_compute_context.hh"
+
+namespace blender::bke {
+
+class ModifierComputeContext : public ComputeContext {
+ private:
+  static constexpr const char *s_static_type = "MODIFIER";
+
+  /**
+   * Use modifier name instead of something like `session_uuid` for now because:
+   * - It's more obvious that the name matches between the original and evaluated object.
+   * - We might want that the context hash is consistent between sessions in the future.
+   */
+  std::string modifier_name_;
+
+ public:
+  ModifierComputeContext(const ComputeContext *parent, std::string modifier_name);
+
+ private:
+  void print_current_in_line(std::ostream &stream) const override;
+};
+
+class NodeGroupComputeContext : public ComputeContext {
+ private:
+  static constexpr const char *s_static_type = "NODE_GROUP";
+
+  std::string node_name_;
+
+ public:
+  NodeGroupComputeContext(const ComputeContext *parent, std::string node_name);
+
+  StringRefNull node_name() const;
+
+ private:
+  void print_current_in_line(std::ostream &stream) const override;
+};
+
+}  // namespace blender::bke