foot-transparent: update fullscreen-transparency patch

Thanks @imnotpoz <3

pkgs/foot-transparent/0001-fullscreen-transparency.patch

@@ -1,64 +1,75 @@
 diff --git a/CHANGELOG.md b/CHANGELOG.md
-index 9ceab4d5..146e7992 100644
+index 7ed4bd7a..013ff1be 100644
 --- a/CHANGELOG.md
 +++ b/CHANGELOG.md
-@@ -334,7 +334,8 @@
+@@ -913,7 +913,7 @@
    instead of the one least recently.
  * Starlight theme (the default theme) updated to [V4][starlight-v4]
  * Background transparency (alpha) is now disabled in fullscreened
 -  windows ([#1416][1416]).
-+  windows ([#1416][1416]) by default but can be enabled with
++  windows ([#1416][1416]) by default but can be enabled with `fullscreen_alpha`.
-+  `fullscreen_alpha`.
  * Foot server systemd units now use the standard
    graphical-session.target ([#1281][1281]).
  * If `$XDG_RUNTIME_DIR/foot-$WAYLAND_DISPLAY.sock` does not exist,
+diff --git a/INSTALL.md b/INSTALL.md
+index 7df8d0b8..0f7f1aef 100644
+--- a/INSTALL.md
++++ b/INSTALL.md
+@@ -148,6 +148,7 @@ Available compile-time options:
+ | `-Ddocs`                             | feature | `auto`                  | Builds and install documentation                                                | scdoc               |
+ | `-Dtests`                            | bool    | `true`                  | Build tests (adds a `ninja test` build target)                                  | None                |
+ | `-Dime`                              | bool    | `true`                  | Enables IME support                                                             | None                |
++| `-Dfullscreen-alpha`                 | bool    | `false`                 | Enables transparency on fullscreen windows                                      | None                |
+ | `-Dgrapheme-clustering`              | feature | `auto`                  | Enables grapheme clustering                                                     | libutf8proc         |
+ | `-Dterminfo`                         | feature | `enabled`               | Build and install terminfo files                                                | tic (ncurses)       |
+ | `-Ddefault-terminfo`                 | string  | `foot`                  | Default value of `TERM`                                                         | None                |
 diff --git a/meson.build b/meson.build
-index 719352bc..eb38c0f8 100644
+index e85d95e5..bf9b021a 100644
 --- a/meson.build
 +++ b/meson.build
-@@ -73,6 +73,9 @@ add_project_arguments(
+@@ -82,6 +82,9 @@ add_project_arguments(
    (get_option('b_pgo') == 'use'
      ? ['-DFOOT_PGO_ENABLED=1']
      : []) +
-+  (get_option('fullscreen_alpha')
++  (get_option('fullscreen-alpha')
 +    ? ['-DFOOT_FULLSCREEN_ALPHA_ENABLED=1']
 +    : []) +
    cc.get_supported_arguments(
      ['-pedantic',
       '-fstrict-aliasing',
-@@ -374,6 +377,7 @@ summary(
+@@ -414,6 +417,7 @@ summary(
      'Documentation': scdoc.found(),
      'Themes': get_option('themes'),
      'IME': get_option('ime'),
-+    'Fullscreen alpha': get_option('fullscreen_alpha'),
++    'Fullscreen alpha': get_option('fullscreen-alpha'),
      'Grapheme clustering': utf8proc.found(),
      'utmp backend': utmp_backend,
      'utmp helper default path': utmp_default_helper_path,
 diff --git a/meson_options.txt b/meson_options.txt
-index ab7a07be..7919431e 100644
+index ab7a07be..30078102 100644
 --- a/meson_options.txt
 +++ b/meson_options.txt
 @@ -7,6 +7,9 @@ option('themes', type: 'boolean', value: true,
  option('ime', type: 'boolean', value: true,
         description: 'IME (Input Method Editor) support')
-
+ 
-+option('fullscreen_alpha', type: 'boolean', value: false,
++option('fullscreen-alpha', type: 'boolean', value: false,
-+    description: 'Enables transparency on fullscreen windows')
++       description: 'Enables transparency on fullscreen windows')
 +
  option('grapheme-clustering', type: 'feature',
         description: 'Enables grapheme clustering using libutf8proc. Requires fcft with harfbuzz support to be useful.')
-
+ 
 diff --git a/render.c b/render.c
-index 91472027..847984a9 100644
+index 4975394f..eddf465a 100644
 --- a/render.c
 +++ b/render.c
-@@ -525,6 +525,13 @@ render_cell(struct terminal *term, pixman_image_t *pix, pixman_region32_t *damag
+@@ -746,6 +746,13 @@ render_cell(struct terminal *term, pixman_image_t *pix,
          }
-
+ 
          else if (cell->attrs.bg_src == COLOR_DEFAULT) {
 +#if defined(FOOT_FULLSCREEN_ALPHA_ENABLED) && FOOT_FULLSCREEN_ALPHA_ENABLED
 +            /*
-+             * Note: I don't care about the stupid ass Wayland
++             * Note: I don't care about the stupid ass wayland
 +             * protocol I want transparent fullscreen windows.
 +             */
 +            alpha = term->colors.alpha;
@@ -66,46 +77,37 @@ index 91472027..847984a9 100644
              if (term->window->is_fullscreen) {
                  /*
                   * Note: disable transparency when fullscreened.
-@@ -562,6 +569,7 @@ render_cell(struct terminal *term, pixman_image_t *pix, pixman_region32_t *damag
+@@ -783,6 +790,7 @@ render_cell(struct terminal *term, pixman_image_t *pix,
              } else {
                  alpha = term->colors.alpha;
              }
 +#endif
          }
      }
-
+ 
-@@ -900,6 +908,10 @@ render_margin(struct terminal *term, struct buffer *buf,
+@@ -1191,10 +1199,12 @@ render_margin(struct terminal *term, struct buffer *buf,
-     const int bmargin = term->height - term->margins.bottom;
-     const int line_count = end_line - start_line;
-
-+#if defined(FOOT_FULLSCREEN_ALPHA_ENABLED) && FOOT_FULLSCREEN_ALPHA_ENABLED
-+    uint32_t _bg = !term->reverse ? term->colors.bg : term->colors.fg;
-+    pixman_color_t bg = color_hex_to_pixman_with_alpha(_bg, term->colors.alpha);
-+#else
      const uint32_t _bg = !term->reverse ? term->colors.bg : term->colors.fg;
      uint16_t alpha = term->colors.alpha;
-
+ 
-@@ -909,6 +921,7 @@ render_margin(struct terminal *term, struct buffer *buf,
++#if !defined(FOOT_FULLSCREEN_ALPHA_ENABLED) || !FOOT_FULLSCREEN_ALPHA_ENABLED
+     if (term->window->is_fullscreen) {
+         /* Disable alpha in fullscreen - see render_cell() for details */
+         alpha = 0xffff;
      }
-
-     pixman_color_t bg = color_hex_to_pixman_with_alpha(_bg, alpha);
 +#endif
-
+ 
-     pixman_image_fill_rectangles(
+     pixman_color_t bg = color_hex_to_pixman_with_alpha(_bg, alpha, gamma_correct);
-         PIXMAN_OP_SRC, buf->pix[0], &bg, 4,
+ 
-@@ -2817,8 +2830,14 @@ grid_render(struct terminal *term)
+@@ -3220,8 +3230,12 @@ grid_render(struct terminal *term)
      xassert(term->height > 0);
-
+ 
      struct buffer_chain *chain = term->render.chains.grid;
-+
 +#if defined(FOOT_FULLSCREEN_ALPHA_ENABLED) && FOOT_FULLSCREEN_ALPHA_ENABLED
 +    bool use_alpha = term->colors.alpha != 0xffff;
 +#else
      bool use_alpha = !term->window->is_fullscreen &&
                       term->colors.alpha != 0xffff;
 +#endif
-+
      struct buffer *buf = shm_get_buffer(
          chain, term->width, term->height, use_alpha);
-
+ 
-

pkgs/foot-transparent/package.nix

@@ -1,6 +1,7 @@
 {
   lib,
   fetchFromGitea,
+  fcft,
   foot,
   pins,
   date,
@@ -21,7 +22,20 @@ in {
   };
 
   patches = (prev.patches or []) ++ [./0001-fullscreen-transparency.patch];
-  mesonFlags = (prev.mesonFlags or []) ++ ["-Dfullscreen_alpha=true"];
+  mesonFlags = (prev.mesonFlags or []) ++ ["-Dfullscreen-alpha=true"];
+  nativeBuildInputs =
+    (prev.nativeBuildInputs or [])
+    ++ [
+      (fcft.overrideAttrs {
+        src = fetchFromGitea {
+          domain = "codeberg.org";
+          owner = "dnkl";
+          repo = "fcft";
+          tag = "3.3.1";
+          hash = "sha256-qgNNowWQhiu6pr9bmWbBo3mHgdkmNpDHDBeTidk32SE=";
+        };
+      })
+    ];
 
   meta = {
     description = "Patched version of Foor terminal emulator that brings back fullscreen transparency";