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Refresh terminal after updating alpha

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Utkarsh Verma 2022-06-02 09:09:14 +05:30
parent 4e2347da12
commit 27f513920f
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GPG key ID: 817656CF818EFCCC
4 changed files with 16 additions and 12 deletions
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16
box-drawing.c
View file

@ -15,8 +15,6 @@
#include "util.h" #include "util.h"
#include "xmalloc.h" #include "xmalloc.h"
#define clamp(x, lower, upper) (min(upper, max(x, lower)))
enum thickness { enum thickness {
LIGHT, LIGHT,
HEAVY, HEAVY,
@ -1281,17 +1279,17 @@ draw_box_drawings_light_arc(struct buf *buf, char32_t wc)
* The general idea here is to connect the two incoming lines using a * The general idea here is to connect the two incoming lines using a
* circle, which is extended to the box-edges with vertical/horizontal * circle, which is extended to the box-edges with vertical/horizontal
* lines. * lines.
* *
* The radius of the quartercircle should be as big as possible, with some * The radius of the quartercircle should be as big as possible, with some
* restrictions: The radius should be the same for all of ╭ ╮ ╯ ╰ at a * restrictions: The radius should be the same for all of ╭ ╮ ╯ ╰ at a
* given box-size (which won't be the case if we choose the biggest * given box-size (which won't be the case if we choose the biggest
* possible radius for a given box, consider the following:) * possible radius for a given box, consider the following:)
* *
* *
* ▕ ███ ▏ * ▕ ███ ▏
* ▕a │ d▔▔ * ▕a │ d▔▔
* ▕ │ x * ▕ │ x
* ▕ │ * ▕ │
* ▕ │ ██ * ▕ │ ██
* ▕ ╰────██ * ▕ ╰────██
* ▕ ██ * ▕ ██
@ -1302,7 +1300,7 @@ draw_box_drawings_light_arc(struct buf *buf, char32_t wc)
* for ╰ it would be possible to center the circle on the upper right * for ╰ it would be possible to center the circle on the upper right
* corner of d, but we have set it on x instead because ╯ can only use a * corner of d, but we have set it on x instead because ╯ can only use a
* 2px inner radius: * 2px inner radius:
* *
* ▕ ███ ▏ * ▕ ███ ▏
* ▔▔a │ d▏ * ▔▔a │ d▏
* x │ ▏ * x │ ▏

2
config.c
View file

@ -1190,7 +1190,7 @@ parse_section_colors(struct context *ctx)
return false; return false;
} }
conf->colors.alpha = alpha * 65535.; conf->colors.alpha = alpha * UINT16_MAX;
return true; return true;
} }

9
terminal.c
View file

@ -2005,17 +2005,22 @@ term_font_size_reset(struct terminal *term)
return load_fonts_from_conf(term); return load_fonts_from_conf(term);
} }
#define ALPHA_STEP (0.05 * UINT16_MAX)
bool bool
term_alpha_increase(struct terminal *term) term_alpha_increase(struct terminal *term)
{ {
term->colors.alpha += 0.05; term->colors.alpha = clamp(term->colors.alpha + ALPHA_STEP, 0, UINT16_MAX);
term->render.last_buf = NULL;
render_refresh(term);
return true; return true;
} }
bool bool
term_alpha_decrease(struct terminal *term) term_alpha_decrease(struct terminal *term)
{ {
term->colors.alpha -= 0.05; term->colors.alpha = clamp(term->colors.alpha - ALPHA_STEP, 0, UINT16_MAX);
term->render.last_buf = NULL;
render_refresh(term);
return true; return true;
} }

1
util.h
View file

@ -6,6 +6,7 @@
#define ALEN(v) (sizeof(v) / sizeof((v)[0])) #define ALEN(v) (sizeof(v) / sizeof((v)[0]))
#define min(x, y) ((x) < (y) ? (x) : (y)) #define min(x, y) ((x) < (y) ? (x) : (y))
#define max(x, y) ((x) > (y) ? (x) : (y)) #define max(x, y) ((x) > (y) ? (x) : (y))
#define clamp(x, lower, upper) (min(upper, max(x, lower)))
static inline const char * static inline const char *
thrd_err_as_string(int thrd_err) thrd_err_as_string(int thrd_err)