refactor: unify default strokeColor for outline shapes

packages/core/src/renderer/AttrHelper.ts

@@ -290,6 +290,7 @@ export const attrStroke = (
         "stroke-dasharray",
         properties.strokeDasharray.contents
       );
+      attrMapped.push("strokeDasharray");
     } else if (
       "strokeStyle" in properties &&
       properties.strokeStyle.contents === "dashed"

packages/core/src/shapes/Line.ts

@@ -1,8 +1,8 @@
 import * as ad from "../types/ad.js";
 import { Arrow, Named, ShapeCommon, Stroke } from "../types/shapes.js";
 import { StrV, VectorV } from "../types/value.js";
-import { boolV, floatV, strV } from "../utils/Util.js";
-import { Canvas, Context, sampleColor, sampleVector } from "./Samplers.js";
+import { black, boolV, floatV, strV } from "../utils/Util.js";
+import { Canvas, Context, sampleVector } from "./Samplers.js";
 
 export interface LineProps<T> extends Named<T>, Stroke<T>, Arrow<T> {
   start: VectorV<T>;
@@ -18,7 +18,7 @@ export const sampleLine = (
   style: strV(""),
   strokeWidth: floatV(1),
   strokeStyle: strV("solid"),
-  strokeColor: sampleColor(context),
+  strokeColor: black(),
   strokeDasharray: strV(""),
   startArrowheadSize: floatV(1),
   startArrowhead: strV("none"),

packages/core/src/shapes/Path.ts

@@ -1,8 +1,15 @@
 import * as ad from "../types/ad.js";
 import { Arrow, Fill, Named, ShapeCommon, Stroke } from "../types/shapes.js";
 import { PathDataV } from "../types/value.js";
-import { boolV, floatV, noPaint, pathDataV, strV } from "../utils/Util.js";
-import { Canvas, Context, sampleColor } from "./Samplers.js";
+import {
+  black,
+  boolV,
+  floatV,
+  noPaint,
+  pathDataV,
+  strV,
+} from "../utils/Util.js";
+import { Canvas, Context } from "./Samplers.js";
 
 export interface PathProps<T> extends Named<T>, Stroke<T>, Fill<T>, Arrow<T> {
   d: PathDataV<T>;
@@ -16,7 +23,7 @@ export const samplePath = (
   style: strV(""),
   strokeWidth: floatV(1),
   strokeStyle: strV("solid"),
-  strokeColor: sampleColor(context),
+  strokeColor: black(),
   strokeDasharray: strV(""),
   fillColor: noPaint(),
   startArrowheadSize: floatV(1),

packages/core/src/shapes/Text.ts

@@ -10,8 +10,8 @@ import {
   Stroke,
 } from "../types/shapes.js";
 import { FloatV, StrV } from "../types/value.js";
-import { boolV, floatV, noPaint, strV, vectorV } from "../utils/Util.js";
-import { Canvas, Context, sampleColor, uniform } from "./Samplers.js";
+import { black, boolV, floatV, noPaint, strV, vectorV } from "../utils/Util.js";
+import { Canvas, Context, uniform } from "./Samplers.js";
 
 export interface TextProps<T>
   extends Named<T>,
@@ -47,7 +47,7 @@ export const sampleText = (
   strokeStyle: strV("solid"),
   strokeColor: noPaint(),
   strokeDasharray: strV(""),
-  fillColor: sampleColor(context),
+  fillColor: black(),
   center: vectorV([
     context.makeInput({
       init: { tag: "Sampled", sampler: uniform(...canvas.xRange) },

packages/examples/src/curve-examples/cubic-bezier.style

@@ -5,6 +5,7 @@ canvas {
 
 global {
     scalar t = 0.4
+    color semiBlue = rgba( 27./255., 31./255., 138./255., .2 )
 }
 
 forall Curve c {
@@ -17,6 +18,7 @@ forall Curve c {
     shape curve = Path {
         d: cubicCurveFromPoints("open", points)
         strokeWidth: 3.5
+        strokeColor: global.semiBlue
         ensureOnCanvas: true
     }
 

packages/examples/src/fake-3d-linear-algebra/fake3d.style

@@ -62,6 +62,7 @@ where VectorInHyperplane(v, P, S) {
   ensure inRange(v.vec[1], -2, 2)
   ensure equal(v.vec[2], 0)
   ensure equal(dot(v.vec, P.normal_vector), 0)
+  v.shape above P.shape
 }
 
 forall Vector v; Hyperplane P; AmbientSpace S
@@ -84,12 +85,16 @@ where w := addV(u, v); VectorInAmbientSpace(u, S); VectorInAmbientSpace(v, S); V
     start: v.shape.end
     end: w.shape.end
     strokeStyle : "dashed"
+    strokeColor: #70707080
     strokeWidth : .01
+    strokeDasharray: "0.07,0.05"
   }
   w.dashed_v = Line {
     start: u.shape.end
     end: w.shape.end
     strokeStyle : "dashed"
+    strokeColor: #70707080
     strokeWidth : .01
+    strokeDasharray: "0.07,0.05"
   }
 }

packages/examples/src/fake-3d-linear-algebra/projection.trio.json

@@ -2,5 +2,5 @@
   "substance": "./projection.substance",
   "style": ["./fake3d.style"],
   "domain": "./fake3d.domain",
-  "variation": "PurpletiniSeahorse9761"
+  "variation": "SucculentsReindeer397"
 }