draw_resource.cc

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/* SPDX-FileCopyrightText: 2022 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#include "DNA_particle_types.h"
#include "RNA_access.hh"
#include "RNA_path.hh"
#include "RNA_types.hh"
 
#include "draw_handle.hh"
#include "draw_manager.hh"
#include "draw_shader_shared.hh"
 
/* -------------------------------------------------------------------- */
bool ObjectAttribute::sync(const blender::draw::ObjectRef &ref, const GPUUniformAttr &attr)
{
  /* This function mirrors `lookup_instance_property` in `cycles/blender/blender_object.cpp`. */
 
  hash_code = attr.hash_code;
 
  /* If requesting instance data, check the parent particle system and object. */
  if (attr.use_dupli) {
    return BKE_object_dupli_find_rgba_attribute(
        ref.object, ref.dupli_object, ref.dupli_parent, attr.name, &data_x);
  }
  return BKE_object_dupli_find_rgba_attribute(ref.object, nullptr, nullptr, attr.name, &data_x);
}
 
/* -------------------------------------------------------------------- */
bool LayerAttribute::sync(const Scene *scene, const ViewLayer *layer, const GPULayerAttr &attr)
{
  hash_code = attr.hash_code;
 
  return BKE_view_layer_find_rgba_attribute(scene, layer, attr.name, &data.x);
}