Meter Visualization & Improved Sutra Support

.gitignore

@@ -3,3 +3,4 @@ videos
 __pycache__
 .devenv
 .cache
+vidyut_data

demo.py

@@ -0,0 +1,102 @@
+# from janim.imports import *
+
+from janim.imports import (
+    BLACK,
+    RED,
+    UP,
+    WHITE,
+    Axes,
+    Config,
+    Create,
+    Dot,
+    Group,
+    ItemUpdater,
+    Rect,
+    Timeline,
+    TransformableFrameClip,
+    TypstMath,
+)
+import nirukta.patches  # pyright: ignore[reportUnusedImport]  # noqa: F401
+
+import math
+
+
+class GraphDemonstration(Timeline):
+    def __init__(self, f, x_range, typ_code):
+        super().__init__()
+        self.f = f
+        self.x_range = x_range
+        self.typ_code = typ_code
+
+    def construct(self):
+        axes = Axes(axis_config=dict(include_numbers=True))
+        graph = axes.get_graph(self.f, self.x_range, color=RED, stroke_radius=0.05)
+
+        typ = TypstMath(
+            self.typ_code, stroke_color=BLACK, stroke_alpha=1, stroke_background=True
+        ).show()
+        typ.points.scale(1.6).to_border(UP)
+
+        def dots_updater(p):
+            points = graph.current().points
+            return Group(
+                Dot(points.get_start()),
+                Dot(points.get_end()),
+                fill_color=BLACK,
+                stroke_alpha=1,
+            )
+
+        self.forward()
+        self.play(Create(axes, lag_ratio=0.05))
+        self.play(
+            Create(graph),
+            ItemUpdater(None, dots_updater),
+        )
+
+
+class MainTimeline(Timeline):
+    def construct(self):
+        params_list = [
+            (lambda x: x**2, (-1, 1.5), "f(x) = x^2"),
+            (lambda x: x**3, (-1.5, 1.5), "f(x) = x^3"),
+            (lambda x: math.sin(x), (-3, 3), "f(x) = sin(x)"),
+            (lambda x: math.atan(x), (-2, 2), "f(x) = tan^(-1) x"),
+        ]
+
+        cols, rows = 2, 2
+        fw = Config.get.frame_width
+        fh = Config.get.frame_height
+        quad_w = fw / cols
+        quad_h = fh / rows
+
+        # clip 1/4 from each side → each quadrant shows the central 1/2 × 1/2
+        clip_h = 0.5 - 1 / (2 * cols)  # 0.25
+        clip_v = 0.5 - 1 / (2 * rows)  # 0.25
+
+        for idx, params in enumerate(params_list):
+            col = idx % cols
+            row = idx // cols
+
+            offset_x = -clip_h + col * (1 / cols)  # -0.25 or +0.25
+            offset_y = clip_v - row * (1 / rows)  #  0.25 or -0.25
+
+            tl = (
+                GraphDemonstration(*params).build().to_item(keep_last_frame=True).show()
+            )
+            TransformableFrameClip(
+                tl,
+                # clip=(clip_h, clip_v, clip_h, clip_v),
+                offset=(offset_x, offset_y),
+                scale=0.5,
+            ).show()
+
+            center = (
+                (col + 0.5 - 1.0) * quad_w,
+                (1.0 - row - 0.5) * quad_h,
+                0,
+            )
+            border = Rect(quad_w, quad_h, color=WHITE, stroke_radius=0.03)
+            border.points.move_to(center)
+            border.show()
+
+        self.forward(4)

flake.nix

@@ -1,5 +1,5 @@
 {
-  description = "Dev shell for JAnim + PySide6 on Wayland";
+  description = "Dev shell for JAnim PySide6 on Wayland";
 
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
@@ -16,42 +16,60 @@
       system:
       let
         pkgs = import nixpkgs { inherit system; };
+
+        # Function to create script
+        mkScript =
+          name: text:
+          let
+            script = pkgs.writeShellScriptBin name text;
+          in
+          script;
+
+        # Define your scripts/aliases
+        scripts = [
+          (mkScript "janim" ''uv run janim "$@"'')
+          (mkScript "nirukta" ''janim run main.py "$@"'')
+          (mkScript "nvim" ''uv run ${pkgs.neovim}/bin/nvim "$@"'')
+        ];
         # Packages that need to be included in the runtime path
-        runtimeLibs = with pkgs; [
-          python313
+        runtimeLibs =
+          with pkgs;
+          [
+            python313
 
-          zstd
-          zlib
+            zstd
+            zlib
 
-          # OpenGL
-          mesa
-          libGL
-          libGLU
-          glib
-          fontconfig
+            # OpenGL
+            mesa
+            libGL
+            libGLU
+            glib
+            fontconfig
 
-          # Keymap handling
-          libxkbcommon
+            # Keymap handling
+            libxkbcommon
 
-          # X11 (still needed even on Wayland for XWayland fallback)
-          libx11
-          libxext
-          libxcb
+            # X11 (still needed even on Wayland for XWayland fallback)
+            libx11
+            libxext
+            libxcb
 
-          # Wayland
-          wayland
-          wayland-protocols
+            # Wayland
+            wayland
+            wayland-protocols
 
-          # Audio
-          alsa-lib
+            # Audio
+            alsa-lib
 
-          # Fonts / display
-          freetype
+            # Fonts / display
+            freetype
 
-          # System
-          dbus
-          stdenv.cc.cc.lib
-        ];
+            # System
+            dbus
+            stdenv.cc.cc.lib
+          ]
+          ++ scripts;
       in
       {
         devShells.default = pkgs.mkShell {

library/birthday.sloka

@@ -0,0 +1,15 @@
+=== sloka ===
+
+--- line ---
+amBojam[the day lotus]+iva[like]=amBojamiva
+(puzpARAm[among flowers]+amftam[nectar]=puzpARAmamftam)=puzpARAmamftaM
+Bojanezu[among foods]+iva[like]=Bojanezviva .
+"like the day lotus among flowers,"
+"like nectar among foods,"
+
+--- line ---
+sUryaH[the sun]=sUryo
+jyotir[heavenly bodies]+gaRasya[among all]+iva[like]=jyotirgaRasyeva
+taTA[likewise]+eva[indeed]=taTEva te[your] saKitvanam[friendship] ..
+"like the sun among all the heavenly bodies,"
+"likewise indeed is your friendship."

library/external.sloka

@@ -0,0 +1,9 @@
+=== sloka ===
+
+--- line ---
+(aRu[atomic]+rUpa[form]=aRurUpa)=aRurUpam
+"atomic form!"
+
+--- line ---
+aRu[atomic]+rUpa[form]=aRurUpa>>aRurUpam>>aRurUpaM
+"atomic form!"

library/guru_gIta.sloka

@@ -0,0 +1,18 @@
+=== sloka ===
+
+
+--- line ---
+brahmAnandaM[x] paramasuKadaM kevalaM jYAnamUrtiM
+"x"
+
+--- line ---
+dvandvAtItaM[x] gaganadadfSaM tattvamasyAdilakzyam .
+"x"
+
+--- line ---
+ekaM[x] nityaM vimalamacalaM sarvaDIsAkziBUtaM
+"x"
+
+--- line ---
+BAvAtItaM[x] triguRarahitaM sadguruM taM namAmi ..
+"x"