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Add colors and draw a rainbow

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This commit is contained in:
Alexander Neuhäuser
2025-07-29 21:03:05 +02:00
parent 4e38beb87e
commit 6c7c356858
2 changed files with 60 additions and 30 deletions
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30
src/main.rs
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@@ -9,7 +9,7 @@ use core::{
};
use nova::{
framebuffer::{print_display_resolution, FrameBuffer},
framebuffer::{print_display_resolution, FrameBuffer, BLUE, GREEN, ORANGE, RED, YELLOW},
irq_interrupt::enable_irq_source,
mailbox::read_soc_temp,
math::polar_to_cartesian,
@@ -100,14 +100,26 @@ pub extern "C" fn kernel_main() -> ! {
for a in 0..360 {
let (x, y) = polar_to_cartesian(100.0, a as f32);
fb.draw_line(150, 150, (150.0 + x) as u32, (150.0 + y) as u32);
fb.draw_line(
150,
150,
(150.0 + x) as u32,
(150.0 + y) as u32,
a * (0x00FFFFFF / 360),
);
}
fb.draw_square(500, 500, 600, 700);
fb.draw_square_fill(800, 800, 900, 900);
fb.draw_square_fill(1000, 800, 1200, 700);
fb.draw_square_fill(900, 100, 800, 150);
fb.draw_string("Hello World! :D\nTest next Line", 500, 5, 3);
fb.draw_square(500, 500, 600, 700, RED);
fb.draw_square_fill(800, 800, 900, 900, GREEN);
fb.draw_square_fill(1000, 800, 1200, 700, BLUE);
fb.draw_square_fill(900, 100, 800, 150, RED | BLUE);
fb.draw_string("Hello World! :D\nTest next Line", 500, 5, 3, BLUE);
fb.draw_function(cos, 100, 101, RED);
fb.draw_function(cos, 100, 102, ORANGE);
fb.draw_function(cos, 100, 103, YELLOW);
fb.draw_function(cos, 100, 104, GREEN);
fb.draw_function(cos, 100, 105, BLUE);
loop {
let temp = read_soc_temp();
@@ -118,6 +130,10 @@ pub extern "C" fn kernel_main() -> ! {
}
}
fn cos(x: u32) -> f64 {
libm::cos(x as f64 * 0.1) * 20.0
}
pub fn get_current_el() -> u64 {
let el: u64;
unsafe {