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A raster effect (Drop Shadow, Outer Glow, Gaussian Blur and the other effects that paint pixels) on a symbol instance's topmost fill now draws on each filled shape of the symbol's art, and one on its topmost stroke draws on each stroked shape, after any geometry effects listed before it. The same rules as for geometry effects apply: only a visible fill or stroke with an opacity above 0 counts, a group's own fills and strokes in the art take the effect, and an instance inside the art passes it on. The canvas, Use Preview Bounds and the drawn bounds, SVG and PDF export draw it, and Object > Expand Appearance is enabled for such an instance: a shadow or glow becomes an image under the instance, and a blur, feather or inner glow replaces it with the image, in one undo step. Existing documents with a raster effect on a symbol instance's fill or stroke draw differently: before, the effect drew nothing.
124 lines
6.4 KiB
Rust
124 lines
6.4 KiB
Rust
//! VectorCraft live effects (Illustrator's Effect menu).
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//!
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//! Effects live in appearance stacks as [`Effect`] `{id, params, visible}` records. This crate
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//! interprets them:
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//!
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//! - **Geometry effects** (Distort & Transform, Path, Convert to Shape, Round Corners, Scribble,
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//! Warp) rewrite a path: [`apply_geometry`] evaluates them in stack order.
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//! - **Raster effects** (Drop Shadow, Inner/Outer Glow, Feather, Gaussian Blur, Rasterize, and the
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//! Photoshop-style filters of [`pixel`]: Radial Blur, Smart Blur, Color Halftone, Crystallize, Mezzotint, Pointillize, Halftone Pattern,
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//! Unsharp Mask and Glowing Edges, and the SVG filters of [`svg_filter`]) are described by
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//! [`raster_effects`] and painted by the renderer; [`outset`] says how far they reach beyond
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//! the geometry.
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//! - **Stroke geometry** ([`stroke`]): arrowheads, dash patterns and width profiles, shared by the
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//! renderer, the exporters and Outline Stroke.
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//! - [`effect_catalog`] lists every effect with its menu path, parameter documentation and
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//! default values. Missing parameters always fall back to those defaults.
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//! - [`reshape`] applies geometry effects to type, images, symbol instances and live objects
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//! through their outlines.
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//! - [`evaluate_container`] turns a group's or layer's own fills, strokes and geometry effects into
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//! art painting its members (its raster effects then apply to the composite).
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//! - [`clip_outline`] is the region a clip group clips to, shared by the renderer and the SVG and
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//! PDF writers.
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//! - [`preview`] measures objects as they are drawn, with their geometry effects (Use Preview
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//! Bounds).
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//! - **Plug-in effects** (`plugin.<plug-in id>`, Effect › Plug-ins) are geometry effects run by an
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//! installed WebAssembly plug-in (`vectorcraft-plugins`); [`effect_info`] describes them like
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//! built-in ones, and an effect whose plug-in isn't installed leaves the geometry as it is.
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//! - **Colour adjustments** (Brightness/Contrast, Curves, Levels, Hue/Saturation, Shift to Color,
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//! Temperature/Tint) recolour what an object paints with: [`adjust`] evaluates them for the
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//! renderer and the exporters.
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//!
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//! Everything is deterministic: "random" effects (Roughen, Tweak, Scribble) use a seeded hash
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//! noise (`seed` parameter, default 0); the random Pixelate filters hash their pattern's cells,
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//! anchored at the object's centre.
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#![forbid(unsafe_code)]
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pub mod addons;
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mod adjust;
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mod bake;
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mod clip;
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mod distort;
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mod group;
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mod lighting;
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mod lighting_presets;
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mod live;
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mod marks;
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pub mod pixel;
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pub mod preview;
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mod raster;
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mod reshape;
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mod revolve;
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mod solids;
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pub mod stroke;
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mod stylize;
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pub mod svg_filter;
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pub mod trap;
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mod util;
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mod warp;
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#[cfg(test)]
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mod tests;
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use serde_json::{Map, Value, json};
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use vectorcraft_doc::{Appearance, AppearanceItem, Effect, Node, NodeKind, StrokeLayer};
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use vectorcraft_geom::{BezPath, FillRule, PathData, Rect};
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pub use adjust::{
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ADJUSTMENTS, CHANNELS, ColorMap, ImageHook, adjust, adjust_in_document, color_map, curve_at, curve_points, has_adjustment, is_adjustment,
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is_channel,
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};
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pub use bake::{StrokeArt, bake_appearance, bake_document, bake_type_appearance, expand_art, expand_leaf, fresh_ids, needs_bake};
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pub use clip::{WarpSeams, clip_outline, knockout_silhouette, warp_pieces_translucent};
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pub use group::{
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OutlineHook, PATHFINDER_EFFECTS, compound_shape_area, compound_shape_art, evaluate_container, has_container_appearance, has_pathfinder,
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is_pathfinder, member_leaves, member_shapes, paints, pathfinder_children, shape_art,
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};
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pub use lighting_presets::{LIGHTING_PRESETS, LightingPreset, lighting_preset_params, matching_lighting_preset};
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pub use live::{expand_live, expand_live_deep, expanded_live_group, outline_object, text_outliner};
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pub use marks::{CROP_MARKS, crop_marks_art, has_crop_marks};
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pub use pixel::{PIXEL_EFFECTS, PixelFx, PixelSpace};
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pub use raster::{RASTERIZE, RasterFx, Rasterize, color_param, follow_items, item_effects_in, outset, raster_effects, without_geometry};
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pub use reshape::{
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SYMBOL_ART_MAX_NODES, expand_outlined, follows_image_pixels, gives_image_shape, has_gradient_copies, has_instance_row_raster, has_item_geometry,
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has_painted_effects, has_transform_art, has_transform_copies, has_transform_options, image_paint, needs_outline, outline_art, outline_text,
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reshape,
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};
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pub use revolve::{
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CLASSIC_REVOLVE, REVOLVE, has_revolve, is_revolve, revolve_art, revolve_art_in, revolve_options, validate_revolve, validate_revolve_in,
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};
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pub use solids::{
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CLASSIC_EXTRUDE, CLASSIC_ROTATE, EXTRUDE, GRAPHICS, GraphicFrame, INFLATE, MAX_GRAPHICS, MappedGraphic, ROTATE, ROTATE_SURFACES,
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ROTATION_PRESETS, SHADING_COLORS, SOLIDS, SolidMesh, THREE_D_TYPES, classic_extrude_options, classic_shading, extrude_options, graphic_bounds,
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graphic_frame, graphic_symbols, has_solid, inflate_options, is_classic_three_d, is_three_d, mapped_graphics, missing_symbol,
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names_graphic_symbol, rename_graphic_symbol, rename_graphic_symbol_in, solid_art, solid_art_in, takes_graphics, three_d_meshes,
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three_d_meshes_in, three_d_meshes_of, three_d_meshes_of_in, three_d_params_as, three_d_wireframe_in, validate_solid, validate_solid_in,
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validate_three_d, validate_three_d_at, validate_three_d_at_in, validate_three_d_in, validate_three_d_params, view_options, with_graphic,
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};
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pub use solids::{
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GRAPHIC_MAX_OFFSET, GRAPHIC_SCALE_RANGE, GRAPHICS_NOT_TAKEN, appearance_graphic_symbols, graphic_frame_at, graphics_reshaped_after,
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rename_appearance_graphic_symbol,
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};
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pub use stylize::{ScribbleSetting, scribble_setting_id, scribble_settings};
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pub use svg_filter::SVG_FILTER;
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pub use trap::TRAP;
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pub use vectorcraft_three_d::Mesh;
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pub use vectorcraft_three_d::PlanarFace;
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pub use warp::{WARP_NET, WarpNet, WarpStyle, map_version, warp_point, warp_version};
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mod catalog;
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mod geometry;
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mod params;
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pub use catalog::{EffectInfo, Lengths, WARP_STYLES, effect_catalog, effect_info, is_length, length_range, plugin_effects, raster_px_range};
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pub(crate) use geometry::{Budget, apply_one};
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pub use geometry::{
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Carry, GeomContext, apply_geometry, apply_geometry_bez, apply_geometry_bez_carrying, apply_geometry_carrying, apply_geometry_with,
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};
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#[cfg(test)]
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pub(crate) use geometry::{MAX_EFFECT_LINES, apply_geometry_within};
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pub use params::{
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any_plugin_paints_output, default_params, has_geometry, has_painted_plugin_effect, has_plugin_effect, is_geometry, is_raster, merged_params,
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new_effect, plugin_revision, scale_effect, upgrade_params,
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};
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