25bd5d8adb
subrepo: subdir: "deps/juce" merged: "b13f9084e" upstream: origin: "https://github.com/essej/JUCE.git" branch: "sono6good" commit: "b13f9084e" git-subrepo: version: "0.4.3" origin: "https://github.com/ingydotnet/git-subrepo.git" commit: "2f68596"
58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2020 - Raw Material Software Limited
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 6 End-User License
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Agreement and JUCE Privacy Policy (both effective as of the 16th June 2020).
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End User License Agreement: www.juce.com/juce-6-licence
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Privacy Policy: www.juce.com/juce-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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GlowEffect::GlowEffect() {}
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GlowEffect::~GlowEffect() {}
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void GlowEffect::setGlowProperties (float newRadius, Colour newColour, Point<int> pos)
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{
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radius = newRadius;
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colour = newColour;
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offset = pos;
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}
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void GlowEffect::applyEffect (Image& image, Graphics& g, float scaleFactor, float alpha)
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{
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Image temp (image.getFormat(), image.getWidth(), image.getHeight(), true);
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ImageConvolutionKernel blurKernel (roundToInt (radius * scaleFactor * 2.0f));
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blurKernel.createGaussianBlur (radius);
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blurKernel.rescaleAllValues (radius);
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blurKernel.applyToImage (temp, image, image.getBounds());
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g.setColour (colour.withMultipliedAlpha (alpha));
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g.drawImageAt (temp, offset.x, offset.y, true);
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g.setOpacity (alpha);
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g.drawImageAt (image, offset.x, offset.y, false);
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}
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} // namespace juce
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