126788e087
Now that we support sampling from an SkBlender inside a Runtime Effect, we can leverage that to reuse the blends from SkBlender::Mode. This lets us avoid hard-coding copies of every built-in blend function. Change-Id: I51f380490611fbde943c16648999b4fd4e6a14a9 Bug: skia:12257, skia:12085 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/434472 Commit-Queue: John Stiles <johnstiles@google.com> Reviewed-by: Brian Osman <brianosman@google.com>
25 lines
770 B
C++
25 lines
770 B
C++
/*
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* Copyright 2021 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef RuntimeBlendUtils_DEFINED
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#define RuntimeBlendUtils_DEFINED
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#include "include/core/SkBlendMode.h"
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#include "include/core/SkRefCnt.h"
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class SkBlender;
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/**
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* Returns a Runtime Effect-based blender which is equivalent to the passed-in SkBlendMode.
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* This should generate the same output as the equivalent SkBlendMode operation, but always uses
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* SkSL to perform the blend operation instead of relying on specialized/fixed-function code.
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* This is useful for verifying that Runtime Blends are working as expected throughout the pipeline.
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*/
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sk_sp<SkBlender> GetRuntimeBlendForBlendMode(SkBlendMode mode);
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#endif
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