ESP32-HUB75-MatrixPanel-DMA/examples/AuroraDemo/PatternSimplexNoise.hpp

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/*
* Aurora: https://github.com/pixelmatix/aurora
* Copyright (c) 2014 Jason Coon
*
* Portions of this code are adapted from FastLED Fire2012 example by Mark Kriegsman: https://github.com/FastLED/FastLED/blob/master/examples/Noise/Noise.ino
* Copyright (c) 2013 FastLED
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef PatternSimplexNoise_H
#define PatternSimplexNoise_H
class PatternSimplexNoise : public Drawable {
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private:
unsigned int last_update_ms = 0;
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public:
PatternSimplexNoise() {
name = (char *)"Noise";
}
void start() {
// Initialize our coordinates to some random values
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effects.noise_x = random16();
effects.noise_y = random16();
effects.noise_z = random16();
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}
unsigned int drawFrame() {
#if FASTLED_VERSION >= 3001000
// a new parameter set every 15 seconds
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if(millis() - last_update_ms > 15000) {
last_update_ms = millis();
effects.noise_x = random16();
effects.noise_y = random16();
effects.noise_z = random16();
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}
#endif
uint32_t speed = 100;
effects.FillNoise();
ShowNoiseLayer(0, 1, 0);
// noise_x += speed;
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effects.noise_y += speed;
effects.noise_z += speed;
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effects.ShowFrame();
return 30;
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}
// show just one layer
void ShowNoiseLayer(byte layer, byte colorrepeat, byte colorshift) {
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for (uint16_t i = 0; i < VPANEL_W; i++) {
for (uint16_t j = 0; j < VPANEL_H; j++) {
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uint8_t pixel = effects.noise[i][j];
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// assign a color depending on the actual palette
effects.leds[XY16(i, j)] = effects.ColorFromCurrentPalette(colorrepeat * (pixel + colorshift), pixel);
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}
}
}
};
#endif