BPoH_Voodoo
69 lines
2.2 KiB
C
69 lines
2.2 KiB
C
/*
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Custom effect that changes random pixels to transition between colors
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Keith Lord - 2018
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LICENSE
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The MIT License (MIT)
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Copyright (c) 2018 Keith Lord
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sub-license, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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CHANGELOG
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2018-08-19 initial version
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*/
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#ifndef BlockDissolve_h
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#define BlockDissolve_h
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#include <WS2812FX.h>
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extern WS2812FX ws2812fx;
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uint16_t blockDissolve(void) {
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WS2812FX::Segment* seg = ws2812fx.getSegment();
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WS2812FX::Segment_runtime* segrt = ws2812fx.getSegmentRuntime();
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int seglen = seg->stop - seg->start + 1;
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uint32_t color = seg->colors[segrt->aux_param];
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ws2812fx.setPixelColor(seg->start, color);
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// get the decimated color after setPixelColor() has mangled it
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// in accordance to the brightness setting
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uint32_t desColor = ws2812fx.getPixelColor(seg->start);
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for(uint16_t i=0; i<seglen; i++) {
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int index = seg->start + ws2812fx.random16(seglen);
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if(ws2812fx.getPixelColor(index) != desColor) {
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ws2812fx.setPixelColor(index, color);
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return seg->speed;
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}
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}
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for(uint16_t i=seg->start; i<seg->stop; i++) {
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ws2812fx.setPixelColor(i, color);
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}
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segrt->aux_param = (segrt->aux_param + 1) % NUM_COLORS;
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return seg->speed;
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}
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#endif
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