Method drawLights

examples/scenes/src/ImageFiltersScene.java:227–257

(Canvas canvas)

    }

    private void drawLights(Canvas canvas) {
        canvas.save();
        try (Paint fill = new Paint().setColor(0xFFFF9F1B);
             Path path = new PathBuilder().setFillMode(PathFillMode.EVEN_ODD)
                                          .moveTo(10, 10).rMoveTo(20, 1.6f).rLineTo(11.7f, 36.2f).rLineTo(-30.8f, -22.4f).rLineTo(38.1f, 0f).rLineTo(-30.8f, 22.4f)
                                          .build();)
        {
            IRect bb = IRect.makeXYWH(0, 0, 60, 60);
            ImageFilter[] filters = new ImageFilter[] {
                ImageFilter.makeDistantLitDiffuse( 0,  1, 1, 0xFFFF9F1B, 1, 0.5f, null, bb),
                ImageFilter.makeDistantLitDiffuse( 0, -1, 1, 0xFFFF9F1B, 1, 0.5f, null, bb),
                ImageFilter.makeDistantLitDiffuse( 1,  0, 1, 0xFFFF9F1B, 1, 0.5f, null, bb),
                ImageFilter.makeDistantLitDiffuse(-1,  0, 1, 0xFFFF9F1B, 1, 0.5f, null, bb),
                ImageFilter.makeDistantLitDiffuse(-1, -1, 1, 0xFFFF9F1B, 1, 0.5f, null, bb),
                ImageFilter.makePointLitDiffuse(0, 0, 30, 0xFFFF9F1B, 1, 0.5f, null, bb),
                ImageFilter.makeSpotLitDiffuse(0, 0, 30, 30, 30, 0, 1f, 30, 0xFFFF9F1B, 1, 0.5f, null, bb),
                ImageFilter.makeDistantLitSpecular(-1, -1, 1, 0xFFFF9F1B, 1, 1.1f, 1.1f, null, bb),
                ImageFilter.makePointLitSpecular(0, 0, 30, 0xFFFF9F1B, 1, 1.1f, 1.1f, null, bb),
                ImageFilter.makeSpotLitSpecular(0, 0, 30, 30, 30, 0, 1f, 30, 0xFFFF9F1B, 1, 1.1f, 1.1f, null, bb),
            };

            for (var filter: filters) {
                fill.setImageFilter(filter);
                canvas.drawPath(path, fill);
                canvas.translate(70, 0);
                filter.close();
            }
        }
        canvas.restore();
        canvas.translate(0, 70);
    }
}