From 118bfccdd49fb93c8ee37393bb750535cce232ca Mon Sep 17 00:00:00 2001 From: Jae-Joon Lee Date: Mon, 24 Oct 2022 22:36:47 +0900 Subject: [PATCH 1/2] fix demo_agg_filter.py --- examples/misc/demo_agg_filter.py | 22 +++++++++++++++++----- 1 file changed, 17 insertions(+), 5 deletions(-) diff --git a/examples/misc/demo_agg_filter.py b/examples/misc/demo_agg_filter.py index d03b5ae2ae3c..a7a213d2492e 100644 --- a/examples/misc/demo_agg_filter.py +++ b/examples/misc/demo_agg_filter.py @@ -99,8 +99,19 @@ def process_image(self, padded_src, dpi): class LightFilter(BaseFilter): - - def __init__(self, sigma, fraction=0.5): + """Apply LightSource filter""" + + def __init__(self, sigma, fraction=1): + """ + Parameters + ---------- + sigma : float + sigma for gaussian filter + fraction: number: deault 1 + Increases or decreases the contrast of the hillshade. + See `matplotlib.colors.LightSource` + + """ self.gauss_filter = GaussianFilter(sigma, alpha=1) self.light_source = LightSource() self.fraction = fraction @@ -114,7 +125,8 @@ def process_image(self, padded_src, dpi): rgb = padded_src[:, :, :3] alpha = padded_src[:, :, 3:] rgb2 = self.light_source.shade_rgb(rgb, elevation, - fraction=self.fraction) + fraction=self.fraction, + blend_mode="overlay") return np.concatenate([rgb2, alpha], -1) @@ -257,7 +269,7 @@ def drop_shadow_patches(ax): def light_filter_pie(ax): fracs = [15, 30, 45, 10] - explode = (0, 0.05, 0, 0) + explode = (0.1, 0.2, 0.1, 0.1) pies = ax.pie(fracs, explode=explode) light_filter = LightFilter(9) @@ -267,7 +279,7 @@ def light_filter_pie(ax): p.set(ec="none", lw=2) - gauss = DropShadowFilter(9, offsets=(3, 4), alpha=0.7) + gauss = DropShadowFilter(9, offsets=(3, -4), alpha=0.7) shadow = FilteredArtistList(pies[0], gauss) ax.add_artist(shadow) shadow.set_zorder(pies[0][0].get_zorder() - 0.1) From 443c3bfdca2b35ee80af6cf98ace3455b35ee10c Mon Sep 17 00:00:00 2001 From: Jae-Joon Lee Date: Tue, 25 Oct 2022 13:26:32 +0900 Subject: [PATCH 2/2] Update examples/misc/demo_agg_filter.py Co-authored-by: Elliott Sales de Andrade --- examples/misc/demo_agg_filter.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/examples/misc/demo_agg_filter.py b/examples/misc/demo_agg_filter.py index a7a213d2492e..0cdbf81f50b5 100644 --- a/examples/misc/demo_agg_filter.py +++ b/examples/misc/demo_agg_filter.py @@ -107,7 +107,7 @@ def __init__(self, sigma, fraction=1): ---------- sigma : float sigma for gaussian filter - fraction: number: deault 1 + fraction: number, default: 1 Increases or decreases the contrast of the hillshade. See `matplotlib.colors.LightSource` pFad - Phonifier reborn

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