cmpsb/aurix
1
0
Fork 0
forked from Piraterna/aurix
Code Pull requests Activity

Added font renderer and terminal emulator

Browse source
This commit is contained in:
Jozef Nagy 2025-05-15 00:55:59 +02:00
parent bc4ec556e2
commit dd4fda27bb
Signed by untrusted user who does not match committer: crz
GPG key ID: 459A4811CEAC7068
22 changed files with 1921 additions and 5151 deletions
Download patch file Download diff file Expand all files Collapse all files

105
boot/common/ui/font.c
View file

@ -17,62 +17,75 @@
/* SOFTWARE. */
/*********************************************************************************/
// TODO: Remove this if statement once I fix stb_truetype compilation
#if 0
#include <mm/mman.h>
#include <arch/lib/math.h>
#include <lib/string.h>
#include <lib/assert.h>
#include <vfs/vfs.h>
#define FONT_IMPLEMENTATION
#include <ui/ui.h>
#include <ui/font.h>
#include <print.h>
#include <stdint.h>
#include <stdbool.h>
#include <stdint.h>
__attribute__((used)) static volatile int _fltused = 0;
#define STB_TRUETYPE_IMPLEMENTATION
#define STBTT_ifloor(x) _ifloor(x)
#define STBTT_iceil(x) _iceil(x)
#define STBTT_sqrt(x) _sqrt(x)
#define STBTT_pow(x, y) _pow(x, y)
#define STBTT_fmod(x, y) _fmod(x, y)
#define STBTT_cos(x) _cos(x)
#define STBTT_acos(x) _acos(x)
#define STBTT_fabs(x) __builtin_fabs(x)
#define STBTT_malloc(x, u) ((void)(u), mem_alloc(x))
#define STBTT_free(x, u) ((void)(u), mem_free(x))
#define STBTT_assert(x) assert(x, #x)
#define STBTT_strlen(x) strlen(x)
#define STBTT_memcpy memcpy
#define STBTT_memset memset
#include "stb_truetype.h"
unsigned char *font_buf = NULL;
stbtt_fontinfo font_info;
float font_scale;
int font_ascent, font_descent;
int font_linegap;
int font_size;
void font_init(char *font_path, int initial_size)
bool font_init(struct ui_context *ctx, char *font_path, int size)
{
vfs_read(font_path, &font_buf);
vfs_read(font_path, &(ctx->font_file));
if (!ctx->font_file) {
return false;
}
int ssfn_status;
ssfn_status = ssfn_load(&(ctx->font), (void *)(ctx->font_file));
if (ssfn_status != SSFN_OK) {
debug("font_init(): SSFN failed to load font: %s!\n", ssfn_error(ssfn_status));
goto error;
}
ssfn_status = ssfn_select(&(ctx->font), SSFN_FAMILY_ANY, NULL, SSFN_STYLE_REGULAR, size);
if (ssfn_status != SSFN_OK) {
debug("font_init(): SSFN failed to select font: %s!\n", ssfn_error(ssfn_status));
goto error;
}
// initialize terminal
ctx->terminal.font_size = size;
ctx->terminal.cx = 0;
ctx->terminal.cy = size;
return true;
error:
mem_free(ctx->font_file);
return false;
}
void font_write(struct ui_context *ctx, char *s, uint32_t cx, uint32_t cy)
{
ctx->font_buf.x = cx;
ctx->font_buf.y = cy;
ssfn_render(&(ctx->font), &(ctx->font_buf), s);
}
void font_free(struct ui_context *ctx)
{
ssfn_free(&(ctx->font));
mem_free(ctx->font_file);
}
/*
void font_ttf_init(char *font_path, int initial_size)
{
vfs_read(font_path, (char **)&font_buf);
if (!font_buf) {
debug("Font not loaded, returning...\n");
return;
}
font_size = initial_size;
stbtt_InitFont(&font_info, &font_buf, 0);
font_scale = stbtt_ScaleForPixelHeight(&font_info, font_size);
stbtt_GetFontVMetrics(&font_info, &font_ascent, &font_descent, &font_linegap);
font_ascent *= font_scale;
font_descent *= font_scale;
}
#endif
void font_psf2_init()
{
}
*/