fb7818e55e
The motivation is to keep backward compatibility after deprecating
`material.use_nodes()` and `world.use_nodes`. For example the
following script would behave the same way in 4.5 and 5.0:
```python
mat = bpy.data.materials.new("My new mat")
mat.use_nodes = True
```
Pull Request: https://projects.blender.org/blender/blender/pulls/147052
127 lines
4.1 KiB
C++
127 lines
4.1 KiB
C++
/* SPDX-FileCopyrightText: 2009 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup editors
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*/
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#pragma once
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struct ARegion;
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struct ID;
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struct Main;
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struct Scene;
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struct SpaceNode;
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struct Tex;
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struct View2D;
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struct bContext;
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struct bNode;
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struct bNodeTree;
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namespace blender::bke {
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struct bNodeTreeType;
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struct bNodeType;
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struct bNodeSocketType;
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} // namespace blender::bke
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#define NODE_GRID_STEP_SIZE (20.0f * UI_SCALE_FAC) /* Based on the grid nodes snap to. */
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#define NODE_EDGE_PAN_INSIDE_PAD 2
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#define NODE_EDGE_PAN_OUTSIDE_PAD 0 /* Disable clamping for node panning, use whole screen. */
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#define NODE_EDGE_PAN_SPEED_RAMP 1
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#define NODE_EDGE_PAN_MAX_SPEED 26 /* In UI units per second, slower than default. */
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#define NODE_EDGE_PAN_DELAY 0.5f
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#define NODE_EDGE_PAN_ZOOM_INFLUENCE 0.5f
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/* `clipboard.cc` */
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void ED_node_clipboard_free();
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/* `space_node.cc` */
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void ED_node_cursor_location_get(const SpaceNode *snode, float value[2]);
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void ED_node_cursor_location_set(SpaceNode *snode, const float value[2]);
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int ED_node_tree_path_length(SpaceNode *snode);
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/**
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* \param value: The path output at least the size of `ED_node_tree_path_length(snode) + 1`.
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*/
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void ED_node_tree_path_get(SpaceNode *snode, char *value);
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void ED_node_tree_start(ARegion *region, SpaceNode *snode, bNodeTree *ntree, ID *id, ID *from);
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void ED_node_tree_push(ARegion *region, SpaceNode *snode, bNodeTree *ntree, bNode *gnode);
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void ED_node_tree_pop(ARegion *region, SpaceNode *snode);
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int ED_node_tree_depth(SpaceNode *snode);
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bNodeTree *ED_node_tree_get(SpaceNode *snode, int level);
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void ED_node_set_active_viewer_key(SpaceNode *snode);
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/* `drawnode.cc` */
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void ED_node_init_butfuncs();
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void ED_init_custom_node_type(blender::bke::bNodeType *ntype);
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void ED_init_custom_node_socket_type(blender::bke::bNodeSocketType *stype);
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void ED_init_standard_node_socket_type(blender::bke::bNodeSocketType *stype);
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void ED_init_node_socket_type_virtual(blender::bke::bNodeSocketType *stype);
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void ED_node_sample_set(const float col[4]);
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void ED_node_type_draw_color(const char *idname, float *r_color);
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/* `node_edit.cc` */
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void ED_node_set_tree_type(SpaceNode *snode, blender::bke::bNodeTreeType *typeinfo);
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bool ED_node_is_compositor(const SpaceNode *snode);
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bool ED_node_is_shader(SpaceNode *snode);
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bool ED_node_is_texture(SpaceNode *snode);
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bool ED_node_is_geometry(const SpaceNode *snode);
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bool ED_node_supports_preview(SpaceNode *snode);
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/**
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* Assumes nothing being done in ntree yet, sets the default in/out node.
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* Called from shading buttons or header.
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*/
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void ED_node_shader_default(const bContext *C, Main *bmain, ID *id);
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/**
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* Initializes an empty compositing node tree with default nodes.
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*/
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void ED_node_composit_default_init(const bContext *C, bNodeTree *ntree);
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/**
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* Assumes nothing being done in ntree yet, sets the default in/out node.
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* Called from compositing buttons or header.
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*/
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void ED_node_composit_default(const bContext *C, Scene *scene);
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/**
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* Assumes nothing being done in ntree yet, sets the default in/out node.
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* Called from shading buttons or header.
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*/
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void ED_node_texture_default(const bContext *C, Tex *tex);
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void ED_node_post_apply_transform(bContext *C, bNodeTree *ntree);
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void ED_node_set_active(
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Main *bmain, SpaceNode *snode, bNodeTree *ntree, bNode *node, bool *r_active_texture_changed);
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/**
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* \param scene_owner: is the owner of the job,
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* we don't use it for anything else currently so could also be a void pointer,
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* but for now keep it an 'Scene' for consistency.
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*
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* \note only call from spaces `refresh` callbacks, not direct! - use with care.
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*/
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void ED_node_composite_job(const bContext *C, bNodeTree *nodetree, Scene *scene_owner);
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/* `node_ops.cc` */
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void ED_operatormacros_node();
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/* `node_view.cc` */
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/**
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* Returns mouse position in image space.
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*/
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bool ED_space_node_get_position(
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Main *bmain, SpaceNode *snode, ARegion *region, const int mval[2], float fpos[2]);
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/**
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* Returns color in linear space, matching #ED_space_image_color_sample().
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* And here we've got recursion in the comments tips...
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*/
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bool ED_space_node_color_sample(
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Main *bmain, SpaceNode *snode, ARegion *region, const int mval[2], float r_col[3]);
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