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Agglomerate more mallocs to speed-up gfxterm.

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2013-05-04 22:23:23 +02:00
parent 22b06e9685
commit 85002bf34a
15 changed files with 254 additions and 187 deletions
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91
grub-core/font/font.c
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@ -1064,6 +1064,7 @@ grub_font_get_glyph_with_fallback (grub_font_t font, grub_uint32_t code)
return best_glyph;
}
#if 0
static struct grub_font_glyph *
grub_font_dup_glyph (struct grub_font_glyph *glyph)
{
@ -1075,6 +1076,7 @@ grub_font_dup_glyph (struct grub_font_glyph *glyph)
+ (glyph->width * glyph->height + 7) / 8);
return ret;
}
#endif
/* FIXME: suboptimal. */
static void
@ -1202,6 +1204,7 @@ blit_comb (const struct grub_unicode_glyph *glyph_id,
signed above_leftx, above_lefty;
signed below_rightx, below_righty;
signed min_devwidth = 0;
const struct grub_unicode_combining *comb;
if (glyph)
glyph->device_width = main_glyph->device_width;
@ -1222,6 +1225,8 @@ blit_comb (const struct grub_unicode_glyph *glyph_id,
below_rightx = ctx.bounds.x + ctx.bounds.width;
below_righty = ctx.bounds.y;
comb = grub_unicode_get_comb (glyph_id);
for (i = 0; i < glyph_id->ncomb; i++)
{
grub_int16_t space = 0;
@ -1232,10 +1237,10 @@ blit_comb (const struct grub_unicode_glyph *glyph_id,
continue;
targetx = (ctx.bounds.width - combining_glyphs[i]->width) / 2 + ctx.bounds.x;
/* CGJ is to avoid diacritics reordering. */
if (glyph_id->combining[i].code
if (comb[i].code
== GRUB_UNICODE_COMBINING_GRAPHEME_JOINER)
continue;
switch (glyph_id->combining[i].type)
switch (comb[i].type)
{
case GRUB_UNICODE_COMB_OVERLAY:
do_blit (combining_glyphs[i],
@ -1361,7 +1366,7 @@ blit_comb (const struct grub_unicode_glyph *glyph_id,
break;
case GRUB_UNICODE_COMB_MN:
switch (glyph_id->combining[i].code)
switch (comb[i].code)
{
case GRUB_UNICODE_THAANA_ABAFILI:
case GRUB_UNICODE_THAANA_AABAAFILI:
@ -1410,17 +1415,14 @@ static struct grub_font_glyph *
grub_font_construct_dry_run (grub_font_t hinted_font,
const struct grub_unicode_glyph *glyph_id,
struct grub_video_signed_rect *bounds,
struct grub_font_glyph ***combining_glyphs_out,
struct grub_font_glyph **combining_glyphs,
int *device_width)
{
struct grub_font_glyph *main_glyph = NULL;
struct grub_font_glyph **combining_glyphs;
grub_uint32_t desired_attributes = 0;
unsigned i;
grub_uint32_t base = glyph_id->base;
if (combining_glyphs_out)
*combining_glyphs_out = NULL;
const struct grub_unicode_combining *comb;
if (glyph_id->attributes & GRUB_UNICODE_GLYPH_ATTRIBUTE_RIGHT_JOINED)
desired_attributes |= GRUB_FONT_CODE_RIGHT_JOINED;
@ -1428,11 +1430,12 @@ grub_font_construct_dry_run (grub_font_t hinted_font,
if (glyph_id->attributes & GRUB_UNICODE_GLYPH_ATTRIBUTE_LEFT_JOINED)
desired_attributes |= GRUB_FONT_CODE_LEFT_JOINED;
comb = grub_unicode_get_comb (glyph_id);
if (base == 'i' || base == 'j')
{
for (i = 0; i < glyph_id->ncomb; i++)
if (glyph_id->combining[i].type == GRUB_UNICODE_STACK_ABOVE)
if (comb[i].type == GRUB_UNICODE_STACK_ABOVE)
break;
if (i < glyph_id->ncomb && base == 'i')
base = GRUB_UNICODE_DOTLESS_LOWERCASE_I;
@ -1461,8 +1464,6 @@ grub_font_construct_dry_run (grub_font_t hinted_font,
if (!glyph_id->ncomb && !glyph_id->attributes)
return main_glyph;
combining_glyphs = grub_malloc (sizeof (combining_glyphs[0])
* glyph_id->ncomb);
if (glyph_id->ncomb && !combining_glyphs)
{
grub_errno = GRUB_ERR_NONE;
@ -1472,18 +1473,33 @@ grub_font_construct_dry_run (grub_font_t hinted_font,
for (i = 0; i < glyph_id->ncomb; i++)
combining_glyphs[i]
= grub_font_get_glyph_with_fallback (main_glyph->font,
glyph_id->combining[i].code);
comb[i].code);
blit_comb (glyph_id, NULL, bounds, main_glyph, combining_glyphs,
device_width);
if (combining_glyphs_out)
*combining_glyphs_out = combining_glyphs;
else
grub_free (combining_glyphs);
return main_glyph;
}
static struct grub_font_glyph **render_combining_glyphs = 0;
static grub_size_t render_max_comb_glyphs = 0;
static void
ensure_comb_space (const struct grub_unicode_glyph *glyph_id)
{
if (glyph_id->ncomb <= render_max_comb_glyphs)
return;
render_max_comb_glyphs = 2 * glyph_id->ncomb;
if (render_max_comb_glyphs < 8)
render_max_comb_glyphs = 8;
grub_free (render_combining_glyphs);
render_combining_glyphs = grub_malloc (render_max_comb_glyphs
* sizeof (render_combining_glyphs[0]));
if (!render_combining_glyphs)
grub_errno = 0;
}
int
grub_font_get_constructed_device_width (grub_font_t hinted_font,
const struct grub_unicode_glyph
@ -1491,8 +1507,11 @@ grub_font_get_constructed_device_width (grub_font_t hinted_font,
{
int ret;
struct grub_font_glyph *main_glyph;
ensure_comb_space (glyph_id);
main_glyph = grub_font_construct_dry_run (hinted_font, glyph_id, NULL,
NULL, &ret);
render_combining_glyphs, &ret);
if (!main_glyph)
return unknown_glyph->device_width;
return ret;
@ -1504,26 +1523,42 @@ grub_font_construct_glyph (grub_font_t hinted_font,
{
struct grub_font_glyph *main_glyph;
struct grub_video_signed_rect bounds;
struct grub_font_glyph *glyph;
struct grub_font_glyph **combining_glyphs;
static struct grub_font_glyph *glyph = 0;
static grub_size_t max_glyph_size = 0;
ensure_comb_space (glyph_id);
main_glyph = grub_font_construct_dry_run (hinted_font, glyph_id,
&bounds, &combining_glyphs, NULL);
&bounds, render_combining_glyphs,
NULL);
if (!main_glyph)
return grub_font_dup_glyph (unknown_glyph);
return unknown_glyph;
if (!combining_glyphs)
return grub_font_dup_glyph (main_glyph);
if (!render_combining_glyphs && glyph_id->ncomb)
return main_glyph;
glyph =
grub_zalloc (sizeof (*glyph) + (bounds.width * bounds.height + 7) / 8);
if (!glyph_id->ncomb && !glyph_id->attributes)
return main_glyph;
if (max_glyph_size < sizeof (*glyph) + (bounds.width * bounds.height + GRUB_CHAR_BIT - 1) / GRUB_CHAR_BIT)
{
grub_free (glyph);
max_glyph_size = (sizeof (*glyph) + (bounds.width * bounds.height + GRUB_CHAR_BIT - 1) / GRUB_CHAR_BIT) * 2;
if (max_glyph_size < 8)
max_glyph_size = 8;
glyph = grub_malloc (max_glyph_size);
}
if (!glyph)
{
grub_errno = GRUB_ERR_NONE;
return grub_font_dup_glyph (main_glyph);
return main_glyph;
}
grub_memset (glyph, 0, sizeof (*glyph)
+ (bounds.width * bounds.height
+ GRUB_CHAR_BIT - 1) / GRUB_CHAR_BIT);
glyph->font = main_glyph->font;
glyph->width = bounds.width;
glyph->height = bounds.height;
@ -1542,9 +1577,7 @@ grub_font_construct_glyph (grub_font_t hinted_font,
(glyph->height + glyph->offset_y)
- (main_glyph->height + main_glyph->offset_y));
blit_comb (glyph_id, glyph, NULL, main_glyph, combining_glyphs, NULL);
grub_free (combining_glyphs);
blit_comb (glyph_id, glyph, NULL, main_glyph, render_combining_glyphs, NULL);
return glyph;
}