191 lines
6.4 KiB
C++
191 lines
6.4 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2009 Blender Foundation.
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* All rights reserved.
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*/
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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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#ifdef __cplusplus
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extern "C" {
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#endif
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struct ID;
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struct Main;
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struct Scene;
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struct ScrArea;
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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 bNodeSocket;
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struct bNodeSocketType;
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struct bNodeTree;
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struct bNodeTreeType;
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struct bNodeType;
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typedef enum {
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NODE_TOP = 1,
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NODE_BOTTOM = 2,
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NODE_LEFT = 4,
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NODE_RIGHT = 8,
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} NodeBorder;
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#define NODE_GRID_STEP_SIZE 10
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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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/* space_node.c */
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void ED_node_cursor_location_get(const struct SpaceNode *snode, float value[2]);
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void ED_node_cursor_location_set(struct SpaceNode *snode, const float value[2]);
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int ED_node_tree_path_length(struct SpaceNode *snode);
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void ED_node_tree_path_get(struct SpaceNode *snode, char *value);
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void ED_node_tree_start(struct SpaceNode *snode,
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struct bNodeTree *ntree,
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struct ID *id,
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struct ID *from);
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void ED_node_tree_push(struct SpaceNode *snode, struct bNodeTree *ntree, struct bNode *gnode);
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void ED_node_tree_pop(struct SpaceNode *snode);
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int ED_node_tree_depth(struct SpaceNode *snode);
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struct bNodeTree *ED_node_tree_get(struct SpaceNode *snode, int level);
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void ED_node_set_active_viewer_key(struct SpaceNode *snode);
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/* drawnode.c */
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void ED_node_init_butfuncs(void);
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void ED_init_custom_node_type(struct bNodeType *ntype);
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void ED_init_custom_node_socket_type(struct bNodeSocketType *stype);
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void ED_init_standard_node_socket_type(struct bNodeSocketType *stype);
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void ED_init_node_socket_type_virtual(struct bNodeSocketType *stype);
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void ED_node_sample_set(const float col[4]);
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void ED_node_draw_snap(
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struct View2D *v2d, const float cent[2], float size, NodeBorder border, unsigned int pos);
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/* node_draw.cc */
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/**
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* Draw a single node socket at default size.
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* \note this is only called from external code, internally #node_socket_draw_nested() is used for
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* optimized drawing of multiple/all sockets of a node.
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*/
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void ED_node_socket_draw(struct bNodeSocket *sock,
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const struct rcti *rect,
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const float color[4],
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float scale);
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void ED_node_tree_update(const struct bContext *C);
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void ED_node_tag_update_id(struct ID *id);
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void ED_node_tag_update_nodetree(struct Main *bmain, struct bNodeTree *ntree, struct bNode *node);
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/**
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* Sort nodes by selection: unselected nodes first, then selected,
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* then the active node at the very end. Relative order is kept intact.
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*/
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void ED_node_sort(struct bNodeTree *ntree);
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float ED_node_grid_size(void);
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/* node_relationships.c */
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/**
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* Test == 0, clear all intersect flags.
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*/
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void ED_node_link_intersect_test(struct ScrArea *area, int test);
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/**
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* Assumes link with #NODE_LINKFLAG_HILITE set.
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*/
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void ED_node_link_insert(struct Main *bmain, struct ScrArea *area);
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/* node_edit.c */
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void ED_node_set_tree_type(struct SpaceNode *snode, struct bNodeTreeType *typeinfo);
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bool ED_node_is_compositor(struct SpaceNode *snode);
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bool ED_node_is_shader(struct SpaceNode *snode);
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bool ED_node_is_texture(struct SpaceNode *snode);
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bool ED_node_is_geometry(struct 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 struct bContext *C, struct ID *id);
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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_composit_default(const struct bContext *C, struct 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 struct bContext *C, struct Tex *tex);
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bool ED_node_select_check(const ListBase *lb);
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void ED_node_select_all(ListBase *lb, int action);
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void ED_node_post_apply_transform(struct bContext *C, struct bNodeTree *ntree);
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void ED_node_set_active(struct Main *bmain,
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struct SpaceNode *snode,
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struct bNodeTree *ntree,
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struct bNode *node,
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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 struct bContext *C,
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struct bNodeTree *nodetree,
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struct Scene *scene_owner);
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/* node_ops.c */
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void ED_operatormacros_node(void);
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/* node_view.c */
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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(struct Main *bmain,
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struct SpaceNode *snode,
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struct ARegion *region,
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const int mval[2],
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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(struct Main *bmain,
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struct SpaceNode *snode,
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struct ARegion *region,
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const int mval[2],
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float r_col[3]);
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#ifdef __cplusplus
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}
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#endif
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