From f622bf0d79a7460cb160207bcd75f257deb872ea Mon Sep 17 00:00:00 2001 From: Aleksa Vuckovic Date: Thu, 4 Aug 2022 09:00:14 +0200 Subject: drawing characters to fb; fixed draw_line --- kernel/main.c | 21 ++++++++++++++++----- 1 file changed, 16 insertions(+), 5 deletions(-) (limited to 'kernel/main.c') diff --git a/kernel/main.c b/kernel/main.c index d868b42..86b095d 100644 --- a/kernel/main.c +++ b/kernel/main.c @@ -7,14 +7,25 @@ int kernel_main(mb2_tag_header* multiboot_bootinfo, uint32_t multiboot_magic) { init_fb(multiboot_bootinfo, multiboot_magic); - static uint32_t color = BLACK; - for (uint32_t x = 0 ; x < fb.width; x++) { - for (uint32_t y = 0; y < fb.height; y++) { - fb_draw_pixel(fb, x, y, color); + for (int x = 0; x < fb.width; x++) { + for (int y = 0; y < fb.width; y++) { + fb_draw_pixel(fb, x , y, BLUE); } } - fb_draw_line(fb, 0, 0, 100, 1200, WHITE); + fb_draw_line(fb, 0, 0, 100, 100, WHITE); + fb_draw_line(fb, 0, 0, 100, 200, WHITE); + fb_draw_line(fb, 0, 0, 100, 300, WHITE); + + fb_draw_line(fb, 100, 100, 200, 200, YELLOW); + fb_draw_line(fb, 100, 100, 300, 200, YELLOW); + fb_draw_line(fb, 100, 100, 400, 200, YELLOW); + + fb_draw_line(fb, 500, 100, 300, 500, RED); + fb_draw_line(fb, 300, 500, 700, 500, RED); + fb_draw_line(fb, 700, 500, 500, 100, RED); + + fb_draw_string(fb, "aleksa vuckovic 1234", 420, 300, WHITE, BLUE); return 0; } -- cgit v1.2.3