88 lines
2.6 KiB
C++
88 lines
2.6 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2017 - ROLI Ltd.
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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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The code included in this file is provided under the terms of the ISC license
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http://www.isc.org/downloads/software-support-policy/isc-license. Permission
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To use, copy, modify, and/or distribute this software for any purpose with or
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without fee is hereby granted provided that the above copyright notice and
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this permission notice appear in all copies.
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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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BitmapLEDProgram::BitmapLEDProgram (Block& b) : Program (b) {}
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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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if (auto ledGrid = block.getLEDGrid())
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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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block.setDataBits (bit, 5, colour.getRed() >> 3);
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block.setDataBits (bit + 5, 6, colour.getGreen() >> 2);
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block.setDataBits (bit + 11, 5, colour.getBlue() >> 3);
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}
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}
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else
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{
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jassertfalse;
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}
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}
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juce::String BitmapLEDProgram::getLittleFootProgram()
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{
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String program (R"littlefoot(
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#heapsize: 15 * 15 * 2
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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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fillPixel (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), x, y);
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}
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}
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}
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)littlefoot");
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if (auto ledGrid = block.getLEDGrid())
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return program.replace ("NUM_COLUMNS", juce::String (ledGrid->getNumColumns()))
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.replace ("NUM_ROWS", juce::String (ledGrid->getNumRows()));
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jassertfalse;
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return {};
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}
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} // namespace juce
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