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Implement the Brush tool (#1099)

Browse Source 
* Implement Brush Node

* Add color Input

* Add VectorPointsNode

* Add Erase Node

* Adapt compilation infrastructure to allow non Image Frame inputs

* Remove debug output from TransformNode

* Fix transform calculation

* Fix Blending by making the brush texture use associated alpha

* Code improvements and UX polish

* Rename Opacity to Flow

* Add erase option to brush node + fix freehand tool

* Fix crash

* Revert erase implementation

* Fix flattening id calculation

* Fix some transformation issues

* Fix changing the pivot location

* Fix vector data modify bounds

* Minor fn name cleanup

* Fix some tests

* Fix tests

---------

Co-authored-by: Keavon Chambers <keavon@keavon.com>
Co-authored-by: hypercube <0hypercube@gmail.com>
This commit is contained in:
Dennis Kobert
2023-04-11 10:35:21 +02:00
committed by Keavon Chambers
co-authored by Keavon Chambers hypercube
parent 758f757775
commit 589ff9a2d3
36 changed files with 1527 additions and 406 deletions
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node-graph/gcore/src/raster/adjustments.rs
+44 -32
View File
@@ -300,7 +300,7 @@ pub struct InvertRGBNode;
#[node_macro::node_fn(InvertRGBNode)]
fn invert_image(color: Color) -> Color {
color.map_rgb(|c| 1. - c)
color.map_rgb(|c| color.a() - c)
}
#[derive(Debug, Clone, Copy)]
@@ -339,43 +339,55 @@ pub struct BlendNode<BlendMode, Opacity> {
opacity: Opacity,
}
impl<Opacity: dyn_any::StaticTypeSized, Blend: dyn_any::StaticTypeSized> StaticType for BlendNode<Blend, Opacity> {
type Static = BlendNode<Blend::Static, Opacity::Static>;
}
#[node_macro::node_fn(BlendNode)]
fn blend_node(input: (Color, Color), blend_mode: BlendMode, opacity: f64) -> Color {
let (source_color, backdrop) = input;
let actual_opacity = 1. - (opacity / 100.) as f32;
return match blend_mode {
BlendMode::Normal => backdrop.blend_rgb(source_color, Color::blend_normal),
BlendMode::Multiply => backdrop.blend_rgb(source_color, Color::blend_multiply),
BlendMode::Darken => backdrop.blend_rgb(source_color, Color::blend_darken),
BlendMode::ColorBurn => backdrop.blend_rgb(source_color, Color::blend_color_burn),
BlendMode::LinearBurn => backdrop.blend_rgb(source_color, Color::blend_linear_burn),
BlendMode::DarkerColor => backdrop.blend_darker_color(source_color),
let opacity = opacity / 100.;
BlendMode::Screen => backdrop.blend_rgb(source_color, Color::blend_screen),
BlendMode::Lighten => backdrop.blend_rgb(source_color, Color::blend_lighten),
BlendMode::ColorDodge => backdrop.blend_rgb(source_color, Color::blend_color_dodge),
BlendMode::LinearDodge => backdrop.blend_rgb(source_color, Color::blend_linear_dodge),
BlendMode::LighterColor => backdrop.blend_lighter_color(source_color),
let (foreground, background) = input;
let foreground = foreground.to_linear_srgb();
let background = background.to_linear_srgb();
BlendMode::Overlay => source_color.blend_rgb(backdrop, Color::blend_hardlight),
BlendMode::SoftLight => backdrop.blend_rgb(source_color, Color::blend_softlight),
BlendMode::HardLight => backdrop.blend_rgb(source_color, Color::blend_hardlight),
BlendMode::VividLight => backdrop.blend_rgb(source_color, Color::blend_vivid_light),
BlendMode::LinearLight => backdrop.blend_rgb(source_color, Color::blend_linear_light),
BlendMode::PinLight => backdrop.blend_rgb(source_color, Color::blend_pin_light),
BlendMode::HardMix => backdrop.blend_rgb(source_color, Color::blend_hard_mix),
let target_color = match blend_mode {
BlendMode::Normal => background.blend_rgb(foreground, Color::blend_normal),
BlendMode::Multiply => background.blend_rgb(foreground, Color::blend_multiply),
BlendMode::Darken => background.blend_rgb(foreground, Color::blend_darken),
BlendMode::ColorBurn => background.blend_rgb(foreground, Color::blend_color_burn),
BlendMode::LinearBurn => background.blend_rgb(foreground, Color::blend_linear_burn),
BlendMode::DarkerColor => background.blend_darker_color(foreground),
BlendMode::Difference => backdrop.blend_rgb(source_color, Color::blend_exclusion),
BlendMode::Exclusion => backdrop.blend_rgb(source_color, Color::blend_exclusion),
BlendMode::Subtract => backdrop.blend_rgb(source_color, Color::blend_subtract),
BlendMode::Divide => backdrop.blend_rgb(source_color, Color::blend_divide),
BlendMode::Screen => background.blend_rgb(foreground, Color::blend_screen),
BlendMode::Lighten => background.blend_rgb(foreground, Color::blend_lighten),
BlendMode::ColorDodge => background.blend_rgb(foreground, Color::blend_color_dodge),
BlendMode::LinearDodge => background.blend_rgb(foreground, Color::blend_linear_dodge),
BlendMode::LighterColor => background.blend_lighter_color(foreground),
BlendMode::Hue => backdrop.blend_hue(source_color),
BlendMode::Saturation => backdrop.blend_saturation(source_color),
BlendMode::Color => backdrop.blend_color(source_color),
BlendMode::Luminosity => backdrop.blend_luminosity(source_color),
}
.lerp(backdrop, actual_opacity);
BlendMode::Overlay => foreground.blend_rgb(background, Color::blend_hardlight),
BlendMode::SoftLight => background.blend_rgb(foreground, Color::blend_softlight),
BlendMode::HardLight => background.blend_rgb(foreground, Color::blend_hardlight),
BlendMode::VividLight => background.blend_rgb(foreground, Color::blend_vivid_light),
BlendMode::LinearLight => background.blend_rgb(foreground, Color::blend_linear_light),
BlendMode::PinLight => background.blend_rgb(foreground, Color::blend_pin_light),
BlendMode::HardMix => background.blend_rgb(foreground, Color::blend_hard_mix),
BlendMode::Difference => background.blend_rgb(foreground, Color::blend_exclusion),
BlendMode::Exclusion => background.blend_rgb(foreground, Color::blend_exclusion),
BlendMode::Subtract => background.blend_rgb(foreground, Color::blend_subtract),
BlendMode::Divide => background.blend_rgb(foreground, Color::blend_divide),
BlendMode::Hue => background.blend_hue(foreground),
BlendMode::Saturation => background.blend_saturation(foreground),
BlendMode::Color => background.blend_color(foreground),
BlendMode::Luminosity => background.blend_luminosity(foreground),
};
let multiplied_target_color = target_color.to_associated_alpha(opacity as f32);
let blended = background.alpha_blend(multiplied_target_color);
blended.to_gamma_srgb()
}
#[derive(Debug, Clone, Copy)]