Function assertSameIn2D

test/unit/webgl/p5.RendererGL.js:1410–1420

(colorA, colorB, mode)

      };

      const assertSameIn2D = function(colorA, colorB, mode) {
        const refColor = testBlend(myp5, colorA, colorB, mode);
        const webglColor = testBlend(ref, colorA, colorB, mode);
        // console.log(`Blending ${colorA} with ${colorB} using ${mode}: ${JSON.stringify(refColor)}, ${JSON.stringify(webglColor)}`)
        assert.arrayApproximately(
          refColor,
          webglColor,
          10,
          `Blending ${colorA} with ${colorB} using ${mode}`
        );
      };

      for (const alpha of [1, 200/255]) {
        const red = myp5.color('#F53');