9cfc7967dd
* Replace license text in headers with SPDX identifiers. * Remove specific license info from outdated readme.txt, instead leave details to the source files. * Add list of SPDX license identifiers used, and corresponding license texts. * Update copyright dates while we're at it. Ref D14069, T95597
61 lines
1.4 KiB
C++
61 lines
1.4 KiB
C++
/* SPDX-License-Identifier: Apache-2.0
|
|
* Copyright 2011-2022 Blender Foundation */
|
|
|
|
#pragma once
|
|
|
|
#include "graph/node.h"
|
|
|
|
CCL_NAMESPACE_BEGIN
|
|
|
|
class Progress;
|
|
class Scene;
|
|
|
|
/* A Procedural is a Node which can create other Nodes before rendering starts.
|
|
*
|
|
* The Procedural is supposed to be the owner of any nodes that it creates. It can also create
|
|
* Nodes directly in the Scene (through Scene.create_node), it should still be set as the owner of
|
|
* those Nodes.
|
|
*/
|
|
class Procedural : public Node, public NodeOwner {
|
|
public:
|
|
NODE_ABSTRACT_DECLARE
|
|
|
|
explicit Procedural(const NodeType *type);
|
|
virtual ~Procedural();
|
|
|
|
/* Called each time the ProceduralManager is tagged for an update, this function is the entry
|
|
* point for the data generated by this Procedural. */
|
|
virtual void generate(Scene *scene, Progress &progress) = 0;
|
|
|
|
/* Create a node and set this Procedural as the owner. */
|
|
template<typename T> T *create_node()
|
|
{
|
|
T *node = new T();
|
|
node->set_owner(this);
|
|
return node;
|
|
}
|
|
|
|
/* Delete a Node created and owned by this Procedural. */
|
|
template<typename T> void delete_node(T *node)
|
|
{
|
|
assert(node->get_owner() == this);
|
|
delete node;
|
|
}
|
|
};
|
|
|
|
class ProceduralManager {
|
|
bool need_update_;
|
|
|
|
public:
|
|
ProceduralManager();
|
|
~ProceduralManager();
|
|
|
|
void update(Scene *scene, Progress &progress);
|
|
|
|
void tag_update();
|
|
|
|
bool need_update() const;
|
|
};
|
|
|
|
CCL_NAMESPACE_END
|