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/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef RENDERSTATE_BLEND_H
#define RENDERSTATE_BLEND_H
#include "Vertex.h"
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <SkXfermode.h>
#include <memory>
namespace android {
namespace uirenderer {
class Blend {
friend class RenderState;
public:
void enable(SkXfermode::Mode mode, bool swapSrcDst);
void disable();
void syncEnabled();
static void getFactors(SkXfermode::Mode mode, bool swapSrcDst, GLenum* outSrc, GLenum* outDst);
void setFactors(GLenum src, GLenum dst);
private:
Blend();
void invalidate();
bool mEnabled;
GLenum mSrcMode;
GLenum mDstMode;
};
} /* namespace uirenderer */
} /* namespace android */
#endif // RENDERSTATE_BLEND_H
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