[feat]: work on render path exporting

1 files changed, 13 insertions, 0 deletions

diff --git a/src/rendering/black_hole_renderer.h b/src/rendering/black_hole_renderer.h
index 2ae03dd..c2cb2af 100644
--- a/src/rendering/black_hole_renderer.h
+++ b/src/rendering/black_hole_renderer.h
@@ -41,10 +41,23 @@ namespace Donut
         // swapchain render pass, before ImGui).
         auto blit(RHI::CommandList& cmd, int fb_width, int fb_height) -> void;
 
+        // Renders one channel (0 colour, 1 redshift g, 2 emission T, 3 impact
+        // parameter) into an arbitrary RGBA8 target — for high-res export.
+        auto render_export(RHI::CommandList& cmd, RHI::RenderTarget* target,
+                           const GeodesicView& view, const BlackHoleParams& params,
+                           const std::vector<SceneObject>& objects, RHI::Texture* cubemap,
+                           int channel, bool raw) -> void;
+
     private:
+        auto fill_uniforms(const GeodesicView& view, const BlackHoleParams& params,
+                           const std::vector<SceneObject>& objects, int channel, bool raw) -> void;
+        auto draw_geodesic(RHI::CommandList& cmd, RHI::RenderTarget* target,
+                           RHI::Texture* cubemap, RHI::Pipeline* pipeline) -> void;
+
         RHI::Device* m_device = nullptr;
 
         Ref<RHI::Pipeline>     m_geo_pipeline;
+        Ref<RHI::Pipeline>     m_geo_pipeline_hdr;   // RGBA32F variant for raw export
         Ref<RHI::RenderTarget> m_geo_lo;
         Ref<RHI::RenderTarget> m_geo_hi;
         Ref<RHI::Buffer>       m_quad_vb;