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@ -2,7 +2,7 @@ use super::constant;
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use crate::{
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use crate::{
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error::Error,
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error::Error,
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time::Duration,
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time::Duration,
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trezorhal::{display, qr, time},
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trezorhal::{display, qr, time, uzlib},
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ui::lerp::Lerp,
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ui::lerp::Lerp,
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};
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};
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use core::slice;
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use core::slice;
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@ -94,6 +94,46 @@ pub fn icon(center: Point, data: &[u8], fg_color: Color, bg_color: Color) {
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);
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);
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}
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}
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pub fn icon_rust(center: Point, data: &[u8], fg_color: Color, bg_color: Color) {
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let toif_info = display::toif_info(data).unwrap();
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assert!(toif_info.grayscale);
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let r = Rect::from_center_and_size(
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center,
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Offset::new(toif_info.width.into(), toif_info.height.into()),
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);
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let area = r.translate(get_offset());
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let clamped = area.clamp(constant::screen());
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let colortable = get_color_table(fg_color, bg_color);
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set_window(clamped);
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let mut dest = [0_u8; 1];
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let mut ctx = uzlib::UzlibContext::new(&data[12..], true);
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for py in area.y0..area.y1 {
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for px in area.x0..area.x1 {
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let p = Point::new(px, py);
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let x = p.x - area.x0;
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if clamped.contains(p) {
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if x % 2 == 0 {
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ctx.uncompress(&mut dest).unwrap();
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pixeldata(colortable[(dest[0] >> 4) as usize]);
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} else {
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pixeldata(colortable[(dest[0] & 0xF) as usize]);
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}
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} else if x % 2 == 0 {
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//continue unzipping but dont write to display
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ctx.uncompress(&mut dest).unwrap();
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}
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}
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}
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pixeldata_dirty();
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}
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pub fn image(center: Point, data: &[u8]) {
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pub fn image(center: Point, data: &[u8]) {
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let toif_info = display::toif_info(data).unwrap();
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let toif_info = display::toif_info(data).unwrap();
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assert!(!toif_info.grayscale);
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assert!(!toif_info.grayscale);
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@ -190,6 +230,172 @@ impl<'a> TextOverlay<'a> {
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}
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}
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}
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}
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/// Performs a conversion from `angle` (in degrees) to a vector (`Point`)
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/// (polar to cartesian transformation)
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/// Suitable for cases where we don't care about distance, it is assumed 1000
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///
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/// The implementation could be replaced by (cos(`angle`), sin(`angle`)),
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/// if we allow trigonometric functions.
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/// In the meantime, approximate this with predefined octagon
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fn get_vector(angle: i32) -> Point {
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//octagon vertices
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let v = [
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Point::new(0, 1000),
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Point::new(707, 707),
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Point::new(1000, 0),
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Point::new(707, -707),
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Point::new(0, -1000),
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Point::new(-707, -707),
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Point::new(-1000, 0),
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Point::new(-707, 707),
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];
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let angle = angle % 360;
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let vertices = v.len() as i32;
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let sector_length = 360 / vertices; // only works if 360 is divisible by vertices
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let sector = angle / sector_length;
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let sector_angle = (angle % sector_length) as f32;
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let v1 = v[sector as usize];
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let v2 = v[((sector + 1) % vertices) as usize];
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Point::lerp(v1, v2, sector_angle / sector_length as f32)
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}
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/// Find whether vector `v2` is clockwise to another vector v1
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/// `n_v1` is counter clockwise normal vector to v1
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/// ( if v1=(x1,y1), then the counter-clockwise normal is n_v1=(-y1,x1)
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#[inline(always)]
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fn is_clockwise_or_equal(n_v1: Point, v2: Point) -> bool {
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let psize = v2.x * n_v1.x + v2.y * n_v1.y;
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psize < 0
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}
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/// Find whether vector v2 is clockwise or equal to another vector v1
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/// `n_v1` is counter clockwise normal vector to v1
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/// ( if v1=(x1,y1), then the counter-clockwise normal is n_v1=(-y1,x1)
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#[inline(always)]
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fn is_clockwise_or_equal_inc(n_v1: Point, v2: Point) -> bool {
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let psize = v2.x * n_v1.x + v2.y * n_v1.y;
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psize <= 0
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}
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/// Draw a rounded rectangle with corner radius 2
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/// Draws only a part (sector of a corresponding circe)
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/// of the rectangle according to `show_percent` argument,
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/// and optionally draw an `icon` inside
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pub fn rect_rounded2_partial(
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area: Rect,
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fg_color: Color,
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bg_color: Color,
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show_percent: i32,
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icon: Option<(&[u8], Color)>,
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) {
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const MAX_ICON_SIZE: u16 = 64;
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let r = area.translate(get_offset());
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let clamped = r.clamp(constant::screen());
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set_window(clamped);
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let center = r.center();
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let colortable = get_color_table(fg_color, bg_color);
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let mut icon_colortable = colortable;
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let mut use_icon = false;
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let mut icon_area = Rect::zero();
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let mut icon_area_clamped = Rect::zero();
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let mut icon_data = [0_u8; ((MAX_ICON_SIZE * MAX_ICON_SIZE) / 2) as usize];
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let mut icon_width = 0;
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if let Some((icon_bytes, icon_color)) = icon {
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let toif_info = display::toif_info(icon_bytes).unwrap();
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assert!(toif_info.grayscale);
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if toif_info.width <= MAX_ICON_SIZE && toif_info.height <= MAX_ICON_SIZE {
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icon_area = Rect::from_center_and_size(
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center,
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Offset::new(toif_info.width.into(), toif_info.height.into()),
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);
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icon_area_clamped = icon_area.clamp(constant::screen());
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let mut ctx = uzlib::UzlibContext::new(&icon_bytes[12..], false);
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ctx.uncompress(&mut icon_data).unwrap();
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icon_colortable = get_color_table(icon_color, bg_color);
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icon_width = toif_info.width.into();
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use_icon = true;
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}
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}
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let start = 0;
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let end = (start + ((360 * show_percent) / 100)) % 360;
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let start_vector;
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let end_vector;
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let mut show_all = false;
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let mut inverted = false;
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if show_percent >= 100 {
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show_all = true;
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start_vector = Point::zero();
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end_vector = Point::zero();
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} else if show_percent > 50 {
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inverted = true;
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start_vector = get_vector(end);
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end_vector = get_vector(start);
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} else {
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start_vector = get_vector(start);
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end_vector = get_vector(end);
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}
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let n_start = Point::new(-start_vector.y, start_vector.x);
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for y_c in r.y0..r.y1 {
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for x_c in r.x0..r.x1 {
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let p = Point::new(x_c, y_c);
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let mut icon_pixel = false;
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if use_icon && icon_area_clamped.contains(p) {
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let x_i = p.x - icon_area.x0;
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let y_i = p.y - icon_area.y0;
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let data = icon_data[(((x_i & 0xFE) + (y_i * icon_width)) / 2) as usize];
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if (x_i & 0x01) == 0 {
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pixeldata(icon_colortable[(data >> 4) as usize]);
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} else {
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pixeldata(icon_colortable[(data & 0xF) as usize]);
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}
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icon_pixel = true;
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}
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if !clamped.contains(p) || icon_pixel {
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continue;
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}
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let y_p = -(p.y - center.y);
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let x_p = p.x - center.x;
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let vx = Point::new(x_p, y_p);
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let n_vx = Point::new(-y_p, x_p);
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let is_past_start = is_clockwise_or_equal(n_start, vx);
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let is_before_end = is_clockwise_or_equal_inc(n_vx, end_vector);
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if show_all
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|| (!inverted && (is_past_start && is_before_end))
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|| (inverted && !(is_past_start && is_before_end))
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{
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let p_b = p - r.top_left();
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let c = rect_rounded2_get_pixel(p_b, r.size(), colortable, false, 2);
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pixeldata(c);
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} else {
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pixeldata(bg_color);
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}
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}
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}
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pixeldata_dirty();
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}
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/// Gets a color of a pixel on `p` coordinates of rounded rectangle with corner
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/// Gets a color of a pixel on `p` coordinates of rounded rectangle with corner
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/// radius 2
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/// radius 2
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fn rect_rounded2_get_pixel(
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fn rect_rounded2_get_pixel(
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