simon987/sist2
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Code Issues Projects Releases Wiki Activity

Font rendering fixes

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This commit is contained in:
simon 2019-10-31 10:15:01 -04:00
parent f8b081a3f4
commit 784c3c9435
4 changed files with 18 additions and 19 deletions
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4
README.md
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@ -56,7 +56,7 @@ sist2 web --bind 0.0.0.0 --port 4321 ./my_idx1 ./my_idx2 ./my_idx3
File type | Library | Content | Thumbnail | Metadata
:---|:---|:---|:---|:---
pdf,xps,cbz,cbr,fb2,epub | MuPDF | yes | yes, `png` | *planned* |
pdf,xps,cbz,cbr,fb2,epub | MuPDF | yes | yes, `png` | title |
`audio/*` | libav | - | yes, `jpeg` | ID3 tags |
`video/*` | libav | - | yes, `jpeg` | *planned* |
`image/*` | libav | - | yes, `jpeg` | *planned* |
@ -85,7 +85,7 @@ binaries.
```bash
pkg install cmake gcc yasm gmake bash ffmpeg e2fsprogs-uuid
```
__
2. Build
```bash
git clone --recurse-submodules https://github.com/simon987/sist2

2
src/main.c
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@ -10,7 +10,7 @@
#define EPILOG "Made by simon987 <me@simon987.net>. Released under GPL-3.0"
static const char *const Version = "1.0.12";
static const char *const Version = "1.0.13";
static const char *const usage[] = {
"sist2 scan [OPTION]... PATH",
"sist2 index [OPTION]... INDEX",

29
src/parsing/font.c
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@ -15,12 +15,12 @@ typedef struct text_dimensions {
} text_dimensions_t;
typedef struct glyph {
unsigned int top;
unsigned int height;
unsigned int width;
unsigned int descent;
unsigned int ascent;
unsigned int advance_width;
int top;
int height;
int width;
int descent;
int ascent;
int advance_width;
unsigned char *pixmap;
} glyph_t;
@ -39,10 +39,10 @@ glyph_t ft_glyph_to_glyph(FT_GlyphSlot slot) {
glyph.pixmap = slot->bitmap.buffer;
glyph.width = slot->bitmap.width;
glyph.height = slot->bitmap.rows;
glyph.width = (int) slot->bitmap.width;
glyph.height = (int) slot->bitmap.rows;
glyph.top = slot->bitmap_top;
glyph.advance_width = slot->advance.x / 64;
glyph.advance_width = (int) slot->advance.x / 64;
glyph.descent = MAX(0, glyph.height - glyph.top);
glyph.ascent = MAX(0, MAX(glyph.top, glyph.height) - glyph.descent);
@ -50,10 +50,6 @@ glyph_t ft_glyph_to_glyph(FT_GlyphSlot slot) {
return glyph;
}
__always_inline
glyph_t get_glyph(char character, FT_Face face) {
}
text_dimensions_t text_dimension(char *text, FT_Face face) {
text_dimensions_t dimensions;
@ -62,7 +58,7 @@ text_dimensions_t text_dimension(char *text, FT_Face face) {
int num_chars = (int) strlen(text);
unsigned int max_ascent = 0;
unsigned int max_descent = 0;
int max_descent = 0;
char pc = 0;
for (int i = 0; i < num_chars; i++) {
@ -72,7 +68,7 @@ text_dimensions_t text_dimension(char *text, FT_Face face) {
glyph_t glyph = ft_glyph_to_glyph(face->glyph);
max_descent = MAX(max_descent, glyph.descent);
max_ascent = MAX(max_ascent, glyph.ascent);
max_ascent = MAX(max_ascent, MAX(glyph.height, glyph.ascent));
int kerning_x = kerning_offset(c, pc, face);
dimensions.width += MAX(glyph.advance_width, glyph.width) + kerning_x;
@ -195,6 +191,9 @@ void parse_font(const char *buf, size_t buf_len, document_t *doc) {
glyph_t glyph = ft_glyph_to_glyph(face->glyph);
pen.x += kerning_offset(c, pc, face);
if (pen.x <= 0) {
pen.x = ABS(glyph.advance_width - glyph.width);
}
pen.y = dimensions.height - glyph.ascent - dimensions.baseline;
draw_glyph(&glyph, pen.x, pen.y, dimensions, bitmap);

2
src/web/static_generated.c
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