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65 lines
2.5 KiB
65 lines
2.5 KiB
4 years ago
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/***********************************************************************************
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* Copyright (c) 2015, Jacques Supcik, HEIA-FR
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the <organization> nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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***********************************************************************************/
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#include <stdint.h>
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#include <string.h>
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#include <ws2811.h>
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ws2811_t ledstring = {
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.freq = 800000,
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.dmanum = 10,
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.channel = {
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[0] = {
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.gpionum = 18,
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.count = 256,
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.invert = 0,
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.brightness = 32,
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},
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[1] = {
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.gpionum = 0,
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.count = 0,
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.invert = 0,
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.brightness = 0,
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},
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},
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};
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void ws2811_set_led(ws2811_t *ws2811, int index, uint32_t value) {
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ws2811->channel[0].leds[index] = value;
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}
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void ws2811_clear(ws2811_t *ws2811) {
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for (int chan = 0; chan < RPI_PWM_CHANNELS; chan++) {
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ws2811_channel_t *channel = &ws2811->channel[chan];
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memset(channel->leds, 0, sizeof(ws2811_led_t) * channel->count);
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}
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}
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void ws2811_set_bitmap(ws2811_t *ws2811, void* a, int len) {
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memcpy(ws2811->channel[0].leds, a, len);
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}
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