1 files changed, 50 insertions, 0 deletions
diff --git a/source/blender/gpu/metal/mtl_uniform_buffer.hh b/source/blender/gpu/metal/mtl_uniform_buffer.hh
new file mode 100644
index 00000000000..789a85f0a92
--- /dev/null
+++ b/source/blender/gpu/metal/mtl_uniform_buffer.hh
@@ -0,0 +1,50 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+/** \file
+ * \ingroup gpu
+ */
+
+#pragma once
+
+#include "MEM_guardedalloc.h"
+#include "gpu_uniform_buffer_private.hh"
+
+#include "mtl_context.hh"
+
+namespace blender::gpu {
+
+/**
+ * Implementation of Uniform Buffers using Metal.
+ **/
+class MTLUniformBuf : public UniformBuf {
+ private:
+  /* Allocation Handle. */
+  gpu::MTLBuffer *metal_buffer_ = nullptr;
+
+  /* Whether buffer has contents, if false, no GPU buffer will
+   * have yet been allocated. */
+  bool has_data_ = false;
+
+  /* Bind-state tracking. */
+  int bind_slot_ = -1;
+  MTLContext *bound_ctx_ = nullptr;
+
+ public:
+  MTLUniformBuf(size_t size, const char *name);
+  ~MTLUniformBuf();
+
+  void update(const void *data) override;
+  void bind(int slot) override;
+  void unbind() override;
+
+  id<MTLBuffer> get_metal_buffer(int *r_offset);
+  int get_size();
+  const char *get_name()
+  {
+    return name_;
+  }
+
+  MEM_CXX_CLASS_ALLOC_FUNCS("MTLUniformBuf");
+};
+
+}  // namespace blender::gpu