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term: Cursor should flip palette

This commit is contained in:
mintsuki 2021-09-14 20:02:09 +02:00
parent ab19d6ccad
commit 35273093ba
2 changed files with 9 additions and 6 deletions
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6
stage23/drivers/vga_textmode.s2.c
View File

@ -29,8 +29,6 @@ static struct context {
#define cursor_status context.cursor_status
uint8_t text_palette;
#define text_palette context.text_palette
uint8_t cursor_palette;
#define cursor_palette context.cursor_palette
bool scroll_enabled;
#define scroll_enabled context.scroll_enabled
} context;
@ -43,7 +41,8 @@ static void clear_cursor(void) {
static void draw_cursor(void) {
if (cursor_status) {
video_mem[cursor_offset + 1] = cursor_palette;
uint8_t pal = current_buffer[cursor_offset + 1];
video_mem[cursor_offset + 1] = ((pal & 0xf0) >> 4) | ((pal & 0x0f) << 4);
}
}
@ -165,7 +164,6 @@ void init_vga_textmode(size_t *_rows, size_t *_cols, bool managed) {
cursor_offset = 0;
cursor_status = true;
text_palette = 0x07;
cursor_palette = 0x70;
scroll_enabled = true;
text_clear(false);

9
stage23/lib/gterm.c
View File

@ -337,8 +337,13 @@ static void clear_cursor(void) {
static void draw_cursor(void) {
if (cursor_status) {
struct gterm_char c = grid[cursor_x + cursor_y * cols];
c.fg = 0;
c.bg = 0xcccccc;
uint32_t tmp = c.bg;
c.bg = c.fg;
if (tmp == 0xffffffff) {
c.fg = 0;
} else {
c.fg = c.bg;
}
plot_char_grid_force(&c, cursor_x, cursor_y);
}
}