[feat]: work on render path exporting

1 files changed, 5 insertions, 0 deletions

diff --git a/src/rendering/render_path.h b/src/rendering/render_path.h
index 0d97395..c029132 100644
--- a/src/rendering/render_path.h
+++ b/src/rendering/render_path.h
@@ -4,6 +4,7 @@
 #include "view.h"
 #include "scene_renderer.h"
 #include "black_hole_renderer.h"
+#include "export_config.h"
 #include "core/memory.h"
 
 #include <string>
@@ -30,6 +31,10 @@ namespace Donut
         auto render(RHI::CommandList& cmd, Scene& scene, View view,
                     int fb_width, int fb_height, bool moving, float time) -> void;
 
+        // Renders the requested export channels off-screen at cfg.width x cfg.height
+        // and writes one PNG per channel. Returns the number of files written.
+        auto export_frame(Scene& scene, const ExportConfig& cfg) -> int;
+
     private:
         RHI::Device*             m_device = nullptr;
         Scope<SceneRenderer>     m_scene_renderer;