Add renderer texture copy command

src/renderer_api/recording_renderer.h

@@ -20,6 +20,7 @@ enum class RecordedRenderCommandKind : std::uint8_t {
     bind_mesh,
     draw,
     upload_texture,
+    copy_texture,
     read_texture,
     capture_frame,
     blit_render_target,
@@ -53,6 +54,8 @@ struct RecordedRenderCommand {
     ReadbackRegion destination_region {};
     BlitFilter blit_filter = BlitFilter::nearest;
     std::uint64_t upload_bytes = 0;
+    std::uint64_t copy_source_bytes = 0;
+    std::uint64_t copy_destination_bytes = 0;
     std::uint64_t readback_bytes = 0;
     std::uint64_t capture_bytes = 0;
     std::uint64_t blit_source_bytes = 0;
@@ -138,6 +141,11 @@ public:
         ITexture2D& texture,
         ReadbackRegion region,
         std::span<const std::byte> rgba_or_channel_bytes) noexcept override;
+    [[nodiscard]] pp::foundation::Status copy_texture(
+        ITexture2D& source,
+        ReadbackRegion source_region,
+        ITexture2D& destination,
+        ReadbackRegion destination_region) noexcept override;
     [[nodiscard]] pp::foundation::Status capture_frame(
         IRenderTarget& target,
         IReadbackBuffer& destination) noexcept override;