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55 lines
1.5 KiB
55 lines
1.5 KiB
/*
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* Copyright 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef SF_EFFECTS_DALTONIZER_H_
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#define SF_EFFECTS_DALTONIZER_H_
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#include <math/mat4.h>
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namespace android {
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enum class ColorBlindnessType {
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None, // Disables the Daltonizer
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Protanomaly, // L (red) cone deficient
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Deuteranomaly, // M (green) cone deficient (most common)
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Tritanomaly // S (blue) cone deficient
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};
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enum class ColorBlindnessMode {
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Simulation,
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Correction
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};
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class Daltonizer {
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public:
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void setType(ColorBlindnessType type);
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void setMode(ColorBlindnessMode mode);
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// returns the color transform to apply in the shader
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const mat4& operator()();
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private:
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void update();
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ColorBlindnessType mType = ColorBlindnessType::None;
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ColorBlindnessMode mMode = ColorBlindnessMode::Simulation;
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bool mDirty = true;
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mat4 mColorTransform;
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};
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} /* namespace android */
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#endif /* SF_EFFECTS_DALTONIZER_H_ */
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