From 394d414452a5d654731b0b5a3669f8e2420048b3 Mon Sep 17 00:00:00 2001
From: Dominic Mazzoni <dmazzoni@chromium.org>
Date: Tue, 14 Feb 2017 11:15:31 -0800
Subject: Implement SkHighContrastFilter

This is a color filter to apply several contrast adjustments for users
with low vision, including inverting the colors (in either RGB or HSL
space), applying gamma correction, converting to grayscale, and increasing
the contrast.

BUG=skia:6235

CQ_INCLUDE_TRYBOTS=skia.primary:Test-Ubuntu-GCC-GCE-CPU-AVX2-x86_64-Release-SKNX_NO_SIMD

Change-Id: Icb8f3e290932d8bcd9387fb1f39dd20767e15cf6
Reviewed-on: https://skia-review.googlesource.com/7460
Commit-Queue: Mike Klein <mtklein@chromium.org>
Reviewed-by: Mike Reed <reed@google.com>
Reviewed-by: Mike Klein <mtklein@chromium.org>
---
 gn/effects.gni | 1 +
 1 file changed, 1 insertion(+)

(limited to 'gn/effects.gni')

diff --git a/gn/effects.gni b/gn/effects.gni
index d79481fb90..3ae4ebec3e 100644
--- a/gn/effects.gni
+++ b/gn/effects.gni
@@ -40,6 +40,7 @@ skia_effects_sources = [
   "$_src/effects/SkEmbossMaskFilter.cpp",
   "$_src/effects/SkImageSource.cpp",
   "$_src/effects/SkGaussianEdgeShader.cpp",
+  "$_src/effects/SkHighContrastFilter.cpp",
   "$_src/effects/SkLayerDrawLooper.cpp",
   "$_src/effects/SkLayerRasterizer.cpp",
   "$_src/effects/SkLightingImageFilter.cpp",
-- 
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