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Update framebuffer.h

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Added the stub graphics framebuffer stub
This commit is contained in:
Gregory Kenneth Bowne
2025-11-04 01:21:35 -08:00
committed by GitHub
parent 98f0f58ce4
commit 056d3eb374
1 changed files with 25 additions and 0 deletions
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kernel/framebuffer.h
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#ifndef FRAMEBUFFER_H
#define FRAMEBUFFER_H
#include <stddef.h>
#include <stdint.h>
#include <stdbool.h>
typedef struct {
void *base;
uint32_t width;
uint32_t height;
uint32_t pitch;
uint8_t bpp;
bool initialized;
} framebuffer_t;
void framebuffer_init(framebuffer_t *fb, void *base, uint32_t width, uint32_t height, uint32_t pitch, uint8_t bpp);
uint32_t framebuffer_pack_color(uint8_t r, uint8_t g, uint8_t b, uint8_t a);
void framebuffer_put_pixel(framebuffer_t *fb, uint32_t x, uint32_t y, uint8_t r, uint8_t g, uint8_t b, uint8_t a);
void framebuffer_clear(framebuffer_t *fb, uint8_t r, uint8_t g, uint8_t b);
void framebuffer_fill_rect(framebuffer_t *fb, uint32_t x, uint32_t y, uint32_t w, uint32_t h, uint8_t r, uint8_t g, uint8_t b);
void framebuffer_blit(framebuffer_t *fb, uint32_t dst_x, uint32_t dst_y, const void *src, uint32_t src_w, uint32_t src_h, uint32_t src_pitch);
void framebuffer_test_pattern(framebuffer_t *fb);
#endif /* FRAMEBUFFER_H */