From 5df94d508ecfb62d54b757961dba611a00ff563c Mon Sep 17 00:00:00 2001
From: Mike Klein <mtklein@chromium.org>
Date: Thu, 1 Jun 2017 14:43:51 -0400
Subject: have shaders that need seed_shader call it themselves

This ought to make compose shader and our sprite blitter a bit more
efficient.  Compose shader can simply re-seed instead of saving the
xy values off to a buffer.  The sprite blitter doesn't need xy at all.

Change-Id: Ib4b3509288810f74a4c8e2978ce2ca14d8644980
Reviewed-on: https://skia-review.googlesource.com/18405
Reviewed-by: Herb Derby <herb@google.com>
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Klein <mtklein@chromium.org>
---
 src/shaders/SkImageShader.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/shaders/SkImageShader.cpp')

diff --git a/src/shaders/SkImageShader.cpp b/src/shaders/SkImageShader.cpp
index d46d2558e8..bdbd382638 100644
--- a/src/shaders/SkImageShader.cpp
+++ b/src/shaders/SkImageShader.cpp
@@ -258,6 +258,7 @@ bool SkImageShader::onAppendStages(SkRasterPipeline* p, SkColorSpace* dstCS, SkA
         }
     }
 
+    p->append(SkRasterPipeline::seed_shader);
 
     struct MiscCtx {
         std::unique_ptr<SkBitmapController::State> state;
-- 
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