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box-drawing: use floating point math, and round(), when drawing block elements

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This is especially important for the LEFT xxx BLOCK characters, since
cells can be quite narrow, and one eighth is not a lot...
This commit is contained in:
Daniel Eklöf 2020-12-27 17:16:50 +01:00
parent 013253a20b
commit 08280553b5
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GPG key ID: 5BBD4992C116573F
1 changed files with 15 additions and 15 deletions
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30
box-drawing.c
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@ -710,49 +710,49 @@ draw_box_drawings_heavy_up_and_light_down(uint8_t *buf, int width, int height, i
static void
draw_upper_half_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, 0, width, height / 2);
rect(0, 0, width, round(height / 2.));
}
static void
draw_lower_one_eighth_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, height - height / 8, width, height);
rect(0, height - round(height / 8.), width, height);
}
static void
draw_lower_one_quarter_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, height - height / 4, width, height);
rect(0, height - round(height / 4.), width, height);
}
static void
draw_lower_three_eighths_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, height - 3 * height / 8, width, height);
rect(0, height - round(3. * height / 8.), width, height);
}
static void
draw_lower_half_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, height - height / 2, width, height);
rect(0, height - round(height / 2.), width, height);
}
static void
draw_lower_five_eighths_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, height - 5 * height / 8, width, height);
rect(0, height - round(5. * height / 8.), width, height);
}
static void
draw_lower_three_quarters_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, height - 3 * height / 4, width, height);
rect(0, height - round(3. * height / 4.), width, height);
}
static void
draw_lower_seven_eighths_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, height - 7 * height / 8, width, height);
rect(0, height - round(7. * height / 8.), width, height);
}
static void
@ -764,43 +764,43 @@ draw_full_block(uint8_t *buf, int width, int height, int stride, int dpi)
static void
draw_left_seven_eighths_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, 0, 7 * width / 8, height);
rect(0, 0, round(7. * width / 8.), height);
}
static void
draw_left_three_quarters_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, 0, 3 * width / 4, height);
rect(0, 0, round(3. * width / 4.), height);
}
static void
draw_left_five_eighths_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, 0, 5 * width / 8, height);
rect(0, 0, round(5. * width / 8.), height);
}
static void
draw_left_half_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, 0, width / 2, height);
rect(0, 0, round(width / 2.), height);
}
static void
draw_left_three_eighths_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, 0, 3 * width / 8, height);
rect(0, 0, round(3. * width / 8.), height);
}
static void
draw_left_one_quarter_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, 0, width / 4, height);
rect(0, 0, round(width / 4.), height);
}
static void
draw_left_one_eighth_block(uint8_t *buf, int width, int height, int stride, int dpi)
{
rect(0, 0, width / 8, height);
rect(0, 0, round(width / 8.), height);
}
static void