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xiterm/fbiterm-combine-optimize.patch

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--- unix/fbiterm/src/fb_true16.c
+++ unix/fbiterm/src/fb_true16.c
@@ -92,23 +92,27 @@
return;
}
+extern char* iterm_bold;
+
void
fb_true16_draw_char (unsigned char *dst, int offset,
unsigned char *bits, int cell_width,
const xCharInfo *info,
- const TermFont *base)
+ const TermFont *base, int blank)
{
int x, y;
int height;
unsigned short *dst16;
height = (int)base->ascent - (int)info->ascent;
+#if 0 /* redundant */
for (y = 0; y < height; y++) {
dst16 = (unsigned short *) (dst + offset);
for (x = 0; x < cell_width; x++)
*dst16++ = bgcmap;
dst += pIterm->fb->line_length;
}
+#endif
height = (int)info->ascent + (int)info->descent;
for (y = 0; y < height; y++)
@@ -121,7 +125,8 @@
c = cc = (c1 << 24) + (c2 << 16) + (c3 << 8) + c4;
dst16 = (unsigned short *) (dst + offset);
for (x = 0; x < info->leftSideBearing; x++) {
- *dst16++ = bgcmap;
+ if(blank) *dst16 = bgcmap;
+ dst16++;
}
for (; x < info->rightSideBearing; x++, dst16++)
{
@@ -135,7 +140,7 @@
*(dst16) = boldcmap;
else
{
- if (getenv ("ITERM_BOLD") != NULL)
+ if (iterm_bold)
*(dst16) = boldcmap;
else
*(dst16) = fgcmap;
@@ -143,17 +148,18 @@
}
else
{
- *(dst16) = bgcmap;
+ if(blank) *(dst16) = bgcmap;
}
}
c <<= 1;
}
- for (; x < cell_width; x++)
- *dst16++ = bgcmap;
+ for (; x < cell_width; x++, dst16++)
+ if(blank) *dst16 = bgcmap;
+
dst += pIterm->fb->line_length;
}
height = (int)base->descent - (int)info->descent;
- for (y = 0; y < height; y++) {
+ if(blank) for (y = 0; y < height; y++) {
dst16 = (unsigned short *) (dst + offset);
for (x = 0; x < cell_width; x++)
*dst16++ = bgcmap;
@@ -172,6 +178,7 @@
mbstate_t ps;
const xCharInfo *cinfo;
const TermFont *base;
+ int blank;
if (pIterm->lock)
return;
@@ -199,6 +206,7 @@
wchar_t wc;
int wlen;
+ blank = 1;
if (i >= length)
break;
@@ -220,14 +228,20 @@
bits = get_glyph2 (pIterm->mb_font, wc, &height, &cinfo);
wlen = wcwidth (wc);
w = pIterm->asc_font->cell_width * (wlen > 0 ? wlen : 1);
+ if(wlen == 0 && startx >= 2 * w) {
+ startx -= (2 * w);
+ blank = 0;
+ }
}
}
else
break;
+ //printf("%s: w %d wcwidth %d blank %d bits %x\n",__FUNCTION__,w,wcwidth(wc),blank,(unsigned int*)bits);
+
i += len;
dst = (char *) (pIterm->fb->buf + starty);
- fb_true16_draw_char (dst, startx, bits, w, cinfo, base);
+ fb_true16_draw_char (dst, startx, bits, w, cinfo, base, blank);
startx += (2 * w);
}
return;
--- unix/fbiterm/src/fb_true24.c
+++ unix/fbiterm/src/fb_true24.c
@@ -93,11 +93,13 @@
return;
}
+extern char* iterm_bold;
+
void
fb_true24_draw_char (unsigned char *dst, int offset,
unsigned char *bits, int cell_width,
const xCharInfo *info,
- const TermFont *base)
+ const TermFont *base, int blank)
{
int x, y;
int height;
@@ -107,6 +109,7 @@
* this shouldn't work on some architectures because of word boundary!!
*/
+#if 0 /* redundant */
height = (int)base->ascent - (int)info->ascent;
for (y = 0; y < height; y++) {
for (x = 0; x < cell_width; x++) {
@@ -115,6 +118,7 @@
}
dst += pIterm->fb->line_length;
}
+#endif
height = info->ascent + info->descent;
for (y = 0; y < height; y++)
@@ -127,7 +131,7 @@
c = cc = (c1 << 24) + (c2 << 16) + (c3 << 8) + c4;
for (x = 0; x < info->leftSideBearing; x++) {
dst24 = (unsigned int *) (dst + offset + 3 * x);
- *dst24 = bgcmap;
+ if(blank) *dst24 = bgcmap;
}
for (; x < info->rightSideBearing; x++)
{
@@ -143,7 +147,7 @@
*(dst24) = boldcmap;
else
{
- if (getenv ("ITERM_BOLD") != NULL)
+ if (iterm_bold)
*(dst24) = boldcmap;
else
*(dst24) = fgcmap;
@@ -151,19 +155,19 @@
}
else
{
- *(dst24) = bgcmap;
+ if(blank) *(dst24) = bgcmap;
}
}
c <<= 1;
}
for (; x < cell_width; x++) {
dst24 = (unsigned int *) (dst + offset + 3 * x);
- *dst24 = bgcmap;
+ if(blank) *dst24 = bgcmap;
}
dst += pIterm->fb->line_length;
}
height = base->descent - info->descent;
- for (y = 0; y < height; y++) {
+ if(blank) for (y = 0; y < height; y++) {
for (x = 0; x < cell_width; x++) {
dst24 = (unsigned int *) (dst + offset + 3 * x);
*dst24 = bgcmap;
@@ -183,6 +187,7 @@
mbstate_t ps;
const xCharInfo *cinfo;
const TermFont *base;
+ int blank;
if (pIterm->lock)
return;
@@ -210,6 +215,7 @@
wchar_t wc;
int wlen;
+ blank = 1;
if (i >= length)
break;
@@ -231,6 +237,10 @@
bits = get_glyph2 (pIterm->mb_font, wc, &height, &cinfo);
wlen = wcwidth (wc);
w = pIterm->asc_font->cell_width * (wlen > 0 ? wlen : 1);
+ if(wlen == 0 && startx >= 3 * w) {
+ startx -= (3 * w);
+ blank = 0;
+ }
}
}
else
@@ -238,7 +248,7 @@
i += len;
dst = (char *) (pIterm->fb->buf + starty);
- fb_true24_draw_char (dst, startx, bits, w, cinfo, base);
+ fb_true24_draw_char (dst, startx, bits, w, cinfo, base, blank);
startx += (3 * w);
}
return;
--- unix/fbiterm/src/fb_true8.c
+++ unix/fbiterm/src/fb_true8.c
@@ -82,23 +82,27 @@
return;
}
+extern char* iterm_bold;
+
void
fb_true8_draw_char (unsigned char *dst, int offset,
unsigned char *bits, int cell_width,
const xCharInfo *info,
- const TermFont *base)
+ const TermFont *base, int blank)
{
int x, y;
int height;
unsigned char *dst8;
height = (int)base->ascent - (int)info->ascent;
+#if 0 /* redundant */
for (y = 0; y < height; y++) {
dst8 = (unsigned char *) (dst + offset);
for (x = 0; x < cell_width; x++)
*dst8++ = (char) bgcmap;
dst += pIterm->fb->line_length;
}
+#endif
height = info->ascent + info->descent;
for (y = 0; y < height; y++)
@@ -111,7 +115,8 @@
c = cc = (c1 << 24) + (c2 << 16) + (c3 << 8) + c4;
dst8 = (unsigned char *) (dst + offset);
for (x = 0; x < info->leftSideBearing; x++) {
- *dst8++ = (char) bgcmap;
+ if(blank) *dst8 = (char) bgcmap;
+ dst8++;
}
for (; x < info->rightSideBearing; x++, dst8++)
{
@@ -125,23 +130,24 @@
*(dst8) = (char) fgcmap | 0x08;
else
{
- if (getenv ("ITERM_BOLD") != NULL)
+ if (iterm_bold)
*(dst8) = (char) fgcmap | 0x08;
else
*(dst8) = (char) fgcmap;
}
}
else
- *(dst8) = (char) bgcmap;
+ if(blank) *(dst8) = (char) bgcmap;
}
c <<= 1;
}
- for (; x < cell_width; x++)
- *dst8++ = (char) bgcmap;
+ for (; x < cell_width; x++, dst8++)
+ if(blank) *dst8 = (char) bgcmap;
+
dst += pIterm->fb->line_length;
}
height = base->descent - info->descent;
- for (y = 0; y < height; y++) {
+ if(blank) for (y = 0; y < height; y++) {
dst8 = (unsigned char *) (dst + offset);
for (x = 0; x < cell_width; x++)
*dst8++ = (char) bgcmap;
@@ -160,6 +166,7 @@
mbstate_t ps;
const xCharInfo *cinfo;
const TermFont *base;
+ int blank;
if (pIterm->lock)
return;
@@ -187,6 +194,7 @@
wchar_t wc;
int wlen;
+ blank = 1;
if (i >= length)
break;
@@ -208,6 +216,10 @@
bits = get_glyph2 (pIterm->mb_font, wc, &height, &cinfo);
wlen = wcwidth (wc);
w = pIterm->asc_font->cell_width * (wlen > 0 ? wlen : 1);
+ if(wlen == 0 && startx >= w) {
+ startx -= w;
+ blank = 0;
+ }
}
}
else
@@ -215,7 +227,7 @@
i += len;
dst = (char *) (pIterm->fb->buf + starty);
- fb_true8_draw_char (dst, startx, bits, w, cinfo, base);
+ fb_true8_draw_char (dst, startx, bits, w, cinfo, base, blank);
startx += w;
}
return;
--- unix/fbiterm/src/fbiterm.c
+++ unix/fbiterm/src/fbiterm.c
@@ -63,6 +63,8 @@
exit (0);
}
+char* iterm_bold = 0;
+
int
main (int argc, char *argv[])
{
@@ -71,6 +73,8 @@
int fontsize = 0;
char **prog_args;
+ iterm_bold = getenv("ITERM_BOLD");
+
setlocale (LC_ALL, "");
/* allocate memory for Iterm structure */
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