feature: black screen with scrolling is better, it also uses the full screen length

This commit is contained in:
0x35c 2024-12-18 14:13:45 +01:00
parent dda9c8a1ef
commit 77928aca4b
5 changed files with 31 additions and 24 deletions

View File

@ -2,8 +2,6 @@
#include <stdint.h>
#define FONT_SIZE 13
struct font {
uint32_t height;
uint32_t width;

View File

@ -5,10 +5,11 @@
#include <stddef.h>
#include <stdint.h>
#define VGA_WIDTH 80
#define VGA_HEIGHT 25
#define SCREEN_WIDTH 1024
#define SCREEN_HEIGHT 768
#define FONT_SIZE 13
#define VGA_WIDTH (SCREEN_WIDTH / FONT_SIZE)
#define VGA_HEIGHT (SCREEN_HEIGHT / FONT_SIZE)
#define TERM_COUNT 10
struct screen {
@ -51,6 +52,7 @@ int terminal_writestring(const char *data);
int terminal_writelong(long number);
void terminal_set_screen(int pos);
void terminal_clear(void);
void terminal_refresh(void);
struct key_event terminal_getkey(void);
void update_cursor(void);
void move_cursor(int direction);

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@ -33,8 +33,7 @@ static void init_vbe(multiboot_info_t *mbd_virt)
{
const uint32_t framebuffer_size =
mbd_virt->framebuffer_height * mbd_virt->framebuffer_pitch;
uint32_t i = 0;
for (; i < CEIL(framebuffer_size, PAGE_SIZE); i++) {
for (uint32_t i = 0; i < CEIL(framebuffer_size, PAGE_SIZE); i++) {
vbe_page_table[i % 1024] =
((mbd_virt->framebuffer_addr + i * PAGE_SIZE) & PAGE_MASK) |
INIT_FLAGS;

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@ -3,11 +3,13 @@
#include "alloc.h"
#include "commands.h"
#include "ctype.h"
#include "font.h"
#include "kprintf.h"
#include "shell.h"
#include "string.h"
#include "terminal.h"
#include "utils.h"
#include "vbe.h"
#define BORDER "==========================================================="
#define HEADER "Welcome to bozOShell - Available Commands"
@ -34,6 +36,7 @@ const struct shell_command cmds[] = {
#define NB_CMDS ARRAY_SIZE(cmds)
extern struct screen *screen;
extern struct icon *terminal_bg;
extern int line_status;
void help_cmd(char *arg)
@ -74,6 +77,9 @@ void auto_complete(void)
kprintf("%c", screen->line[i]);
}
}
void terminal_putentryat(struct font node, uint32_t fg_color, uint32_t bg_color,
size_t x, size_t y);
struct font get_font_node(int c);
static char *get_line(void)
{
@ -93,7 +99,7 @@ static char *get_line(void)
continue;
buf[--i] = '\0';
move_cursor(LEFT);
terminal_putchar(' ');
/* terminal_refresh(); */
move_cursor(LEFT);
} else if (ev.scan_code == KEY_TAB && i) {
auto_complete();

View File

@ -18,6 +18,11 @@
static struct screen screens[TERM_COUNT];
struct screen *screen = &screens[0];
struct font *current_font = eating_pasta_regular_13_font;
struct icon *terminal_bg = &image_icon;
static struct font get_font_node(int c);
static void terminal_scroll(void);
static void terminal_new_line(void);
void terminal_initialize(void)
{
@ -26,8 +31,6 @@ void terminal_initialize(void)
screens[i].column = 0;
screens[i].default_color = 0xffffff;
screens[i].fg_color = screens[i].default_color;
/* memcpy(screens[i].buffer, TERM_BUF, sizeof(screen->buffer));
*/
}
}
@ -76,21 +79,11 @@ uint8_t terminal_get_char(int x, int y)
void terminal_putentryat(struct font node, uint32_t fg_color, uint32_t bg_color,
size_t x, size_t y)
{
if (node.width == 1 && node.height == 1) {
return;
}
char *glyph = node.bitmap;
for (size_t cy = 0; cy < node.height; cy++) {
for (size_t cx = 0; cx < node.width; cx++) {
if (glyph[cy * node.width + cx] == '#')
put_pixel(fg_color, x + cx, y + cy);
/* put_pixel((glyph[cy * node.width +
* cx] == '#') ? fg_color */
/* : bg_color, */
/* x + cx, y + cy); */
/* else if (bg_color) */
/* put_pixel(bg_color, x + cx, y + cy);
*/
}
}
}
@ -100,10 +93,22 @@ static struct font get_font_node(int c)
return current_font[c];
}
/* void terminal_refresh(void) */
/* { */
/* memset(display.buff, 0, display.height * display.pitch); */
/* for (size_t i = 0; i < VGA_WIDTH * VGA_HEIGHT; i++) { */
/* const uint32_t x = (i % VGA_WIDTH) * FONT_SIZE; */
/* const uint32_t y = (i / VGA_WIDTH) * FONT_SIZE; */
/* terminal_putentryat(get_font_node(screen->buffer[i]), */
/* screen->fg_color, screen->bg_color, x, y);
*/
/* } */
/* } */
static void terminal_scroll(void)
{
screen->row--;
draw_icon(0, 0, &image_icon);
memset(display.buff, 0, display.height * display.pitch);
for (size_t i = 0; i < VGA_WIDTH * (VGA_HEIGHT - 1); i++) {
const uint32_t x = (i % VGA_WIDTH) * FONT_SIZE;
const uint32_t y = (i / VGA_WIDTH) * FONT_SIZE;
@ -111,9 +116,6 @@ static void terminal_scroll(void)
terminal_putentryat(get_font_node(screen->buffer[i]),
screen->fg_color, screen->bg_color, x, y);
}
/* for (size_t i = 0; i < VGA_WIDTH; i++) */
/* terminal_putentryat(get_font_node(' '), 0, 0, i * FONT_SIZE, */
/* (VGA_HEIGHT - 1) * FONT_SIZE); */
}
static void terminal_new_line(void)
@ -153,7 +155,7 @@ void terminal_change_default_color(uint32_t color)
void terminal_change_default_fg_color(uint32_t fg_color)
{
terminal_set_fg_color(fg_color);
terminal_change_default_color(screen->fg_color);
/* terminal_change_default_color(screen->fg_color); */
}
void terminal_clear(void)