From c2f48fb5df0981df1df23de2b277274f9fe75080 Mon Sep 17 00:00:00 2001 From: Benji Dial Date: Mon, 8 Jan 2024 22:28:41 -0500 Subject: first commit --- include/mercury/kernel/framebuffer.hpp | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 include/mercury/kernel/framebuffer.hpp (limited to 'include/mercury/kernel/framebuffer.hpp') diff --git a/include/mercury/kernel/framebuffer.hpp b/include/mercury/kernel/framebuffer.hpp new file mode 100644 index 0000000..5c6ca23 --- /dev/null +++ b/include/mercury/kernel/framebuffer.hpp @@ -0,0 +1,27 @@ +#ifndef MERCURY_KERNEL_FRAMEBUFFER_HPP +#define MERCURY_KERNEL_FRAMEBUFFER_HPP + +#include + +namespace mercury::kernel::framebuffer { + + extern int width; + extern int height; + + void init_framebuffer(uint64_t vaddr, uint64_t width, uint64_t height, uint64_t pitch); + + typedef uint32_t color; + color encode_color(uint8_t r, uint8_t g, uint8_t b); + + void set_pixel(int x, int y, color c); + + //[from_start_x, from_end_x) x [from_start_y, from_end_y) -> [to_start_x, ...) x [to_start_y, ...) + //we assume from_start_x < from_end_x and from_start_y < from_end_y + void move_region(int from_start_x, int from_start_y, int from_end_x, int from_end_y, int to_start_x, int to_start_y); + + //[start_x, end_x) x [start_y, end_y) + void fill_region(int start_x, int start_y, int end_x, int end_y, color c); + +} + +#endif -- cgit v1.2.3