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https://github.com/juce-framework/JUCE.git
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84 lines
2.9 KiB
C++
84 lines
2.9 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2016 - ROLI Ltd.
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Permission is granted to use this software under the terms of the ISC license
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http://www.isc.org/downloads/software-support-policy/isc-license/
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH REGARD
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TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT,
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OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
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USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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OF THIS SOFTWARE.
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-----------------------------------------------------------------------------
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To release a closed-source product which uses other parts of JUCE not
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licensed under the ISC terms, commercial licenses are available: visit
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www.juce.com for more information.
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==============================================================================
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*/
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BitmapLEDProgram::BitmapLEDProgram (LEDGrid& lg) : Program (lg) {}
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/*
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The heap format for this program is just an array of 15x15 5:6:5 colours,
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and the program just copies them onto the screen each frame.
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*/
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void BitmapLEDProgram::setLED (uint32 x, uint32 y, LEDColour colour)
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{
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auto w = (uint32) ledGrid.getNumColumns();
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auto h = (uint32) ledGrid.getNumRows();
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if (x < w && y < h)
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{
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auto bit = (x + y * w) * 16;
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ledGrid.setDataBits (bit, 5, colour.getRed() >> 3);
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ledGrid.setDataBits (bit + 5, 6, colour.getGreen() >> 2);
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ledGrid.setDataBits (bit + 11, 5, colour.getBlue() >> 3);
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}
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}
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uint32 BitmapLEDProgram::getHeapSize()
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{
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return 15 * 15 * 16;
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}
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juce::String BitmapLEDProgram::getLittleFootProgram()
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{
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auto program = R"littlefoot(
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void repaint()
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{
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for (int y = 0; y < NUM_ROWS; ++y)
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{
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for (int x = 0; x < NUM_COLUMNS; ++x)
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{
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int bit = (x + y * NUM_COLUMNS) * 16;
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setLED (x, y, makeARGB (255,
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getHeapBits (bit, 5) << 3,
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getHeapBits (bit + 5, 6) << 2,
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getHeapBits (bit + 11, 5) << 3));
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}
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}
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}
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)littlefoot";
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return juce::String (program)
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.replace ("NUM_COLUMNS", juce::String (ledGrid.getNumColumns()))
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.replace ("NUM_ROWS", juce::String (ledGrid.getNumRows()));
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}
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