1 files changed, 17 insertions, 0 deletions
diff --git a/intern/cycles/integrator/path_trace_work_cpu.h b/intern/cycles/integrator/path_trace_work_cpu.h
index 5a0918aecec..e50ba8721d9 100644
--- a/intern/cycles/integrator/path_trace_work_cpu.h
+++ b/intern/cycles/integrator/path_trace_work_cpu.h
@@ -16,6 +16,7 @@ CCL_NAMESPACE_BEGIN
 
 struct KernelWorkTile;
 struct KernelGlobalsCPU;
+struct IntegratorStateCPU;
 
 class CPUKernels;
 
@@ -50,6 +51,22 @@ class PathTraceWorkCPU : public PathTraceWork {
   virtual int adaptive_sampling_converge_filter_count_active(float threshold, bool reset) override;
   virtual void cryptomatte_postproces() override;
 
+#ifdef WITH_PATH_GUIDING
+  /* Initializes the per-thread guiding kernel data. The function sets the pointers to the
+   * global guiding field and the sample data storage as well es initializes the per-thread
+   * guided sampling distributions (e.g., SurfaceSamplingDistribution and
+   * VolumeSamplingDistribution). */
+  void guiding_init_kernel_globals(void *guiding_field,
+                                   void *sample_data_storage,
+                                   const bool train) override;
+
+  /* Pushes the collected training data/samples of a path to the global sample storage.
+   * This function is called at the end of a random walk/path generation. */
+  void guiding_push_sample_data_to_global_storage(KernelGlobalsCPU *kernel_globals,
+                                                  IntegratorStateCPU *state,
+                                                  ccl_global float *ccl_restrict render_buffer);
+#endif
+
  protected:
   /* Core path tracing routine. Renders given work time on the given queue. */
   void render_samples_full_pipeline(KernelGlobalsCPU *kernel_globals,