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creator_fb: Implement vd_bitblt_text_t

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MFC after:	1 week
This commit is contained in:
dumbbell 2014-08-23 15:04:20 +00:00
parent 61e742c077
commit 370c557765
1 changed files with 62 additions and 8 deletions
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70
sys/dev/fb/creator_vt.c
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@ -45,14 +45,14 @@ __FBSDID("$FreeBSD$");
static vd_probe_t creatorfb_probe;
static vd_init_t creatorfb_init;
static vd_blank_t creatorfb_blank;
static vd_bitbltchr_t creatorfb_bitbltchr;
static vd_bitblt_text_t creatorfb_bitblt_text;
static const struct vt_driver vt_creatorfb_driver = {
.vd_name = "creatorfb",
.vd_probe = creatorfb_probe,
.vd_init = creatorfb_init,
.vd_blank = creatorfb_blank,
.vd_bitbltchr = creatorfb_bitbltchr,
.vd_bitblt_text = creatorfb_bitblt_text,
.vd_fb_ioctl = vt_fb_ioctl,
.vd_fb_mmap = vt_fb_mmap,
.vd_priority = VD_PRIORITY_SPECIFIC
@ -176,9 +176,10 @@ creatorfb_blank(struct vt_device *vd, term_color_t color)
}
static void
creatorfb_bitbltchr(struct vt_device *vd, const uint8_t *src,
const uint8_t *mask, int bpl, vt_axis_t top, vt_axis_t left,
unsigned int width, unsigned int height, term_color_t fg, term_color_t bg)
creatorfb_bitblt_bitmap(struct vt_device *vd, const struct vt_window *vw,
const uint8_t *pattern, const uint8_t *mask,
unsigned int width, unsigned int height,
unsigned int x, unsigned int y, term_color_t fg, term_color_t bg)
{
struct creatorfb_softc *sc = vd->vd_softc;
u_long line;
@ -191,15 +192,15 @@ creatorfb_bitbltchr(struct vt_device *vd, const uint8_t *src,
b = m = 0;
/* Don't try to put off screen pixels */
if (((left + width) > vd->vd_width) || ((top + height) >
if (((x + width) > vd->vd_width) || ((y + height) >
vd->vd_height))
return;
line = (sc->fb.fb_stride * top) + 4*left;
line = (sc->fb.fb_stride * y) + 4*x;
for (; height > 0; height--) {
for (c = 0; c < width; c++) {
if (c % 8 == 0)
b = *src++;
b = *pattern++;
else
b <<= 1;
if (mask != NULL) {
@ -218,3 +219,56 @@ creatorfb_bitbltchr(struct vt_device *vd, const uint8_t *src,
}
}
void
creatorfb_bitblt_text(struct vt_device *vd, const struct vt_window *vw,
const term_rect_t *area)
{
unsigned int col, row, x, y;
struct vt_font *vf;
term_char_t c;
term_color_t fg, bg;
const uint8_t *pattern;
vf = vw->vw_font;
for (row = area->tr_begin.tp_row; row < area->tr_end.tp_row; ++row) {
for (col = area->tr_begin.tp_col; col < area->tr_end.tp_col;
++col) {
x = col * vf->vf_width + vw->vw_offset.tp_col;
y = row * vf->vf_height + vw->vw_offset.tp_row;
c = VTBUF_GET_FIELD(&vw->vw_buf, row, col);
pattern = vtfont_lookup(vf, c);
vt_determine_colors(c,
VTBUF_ISCURSOR(&vw->vw_buf, row, col), &fg, &bg);
creatorfb_bitblt_bitmap(vd, vw,
pattern, NULL, vf->vf_width, vf->vf_height,
x, y, fg, bg);
}
}
#ifndef SC_NO_CUTPASTE
if (!vd->vd_mshown)
return;
term_rect_t drawn_area;
drawn_area.tr_begin.tp_col = area->tr_begin.tp_col * vf->vf_width +
vw->vw_offset.tp_col;
drawn_area.tr_begin.tp_row = area->tr_begin.tp_row * vf->vf_height +
vw->vw_offset.tp_row;
drawn_area.tr_end.tp_col = area->tr_end.tp_col * vf->vf_width +
vw->vw_offset.tp_col;
drawn_area.tr_end.tp_row = area->tr_end.tp_row * vf->vf_height +
vw->vw_offset.tp_row;
if (vt_is_cursor_in_area(vd, &drawn_area)) {
creatorfb_bitblt_bitmap(vd, vw,
vd->vd_mcursor->map, vd->vd_mcursor->mask,
vd->vd_mcursor->width, vd->vd_mcursor->height,
vd->vd_mx_drawn, vd->vd_my_drawn,
vd->vd_mcursor_fg, vd->vd_mcursor_bg);
}
#endif
}