ESP32-HUB75-MatrixPanel-DMA/examples/AuroraDemo/PatternSpiro.h

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/*
* Aurora: https://github.com/pixelmatix/aurora
* Copyright (c) 2014 Jason Coon
*
* 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 PatternSpiro_H
class PatternSpiro : public Drawable {
private:
byte theta1 = 0;
byte theta2 = 0;
byte hueoffset = 0;
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uint8_t radiusx = VPANEL_W / 4;
uint8_t radiusy = VPANEL_H / 4;
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uint8_t minx = MATRIX_CENTER_X - radiusx;
uint8_t maxx = MATRIX_CENTER_X + radiusx + 1;
uint8_t miny = MATRIX_CENTER_Y - radiusy;
uint8_t maxy = MATRIX_CENTER_Y + radiusy + 1;
uint8_t spirocount = 1;
uint8_t spirooffset = 256 / spirocount;
boolean spiroincrement = true;
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boolean handledChange = false;
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unsigned long last_update_theta1_ms = 0;
unsigned long last_update_hue_ms = 0;
unsigned long last_update_frame_ms = 0;
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public:
PatternSpiro() {
name = (char *)"Spiro";
}
void start(){
effects.ClearFrame();
};
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unsigned int drawFrame() {
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blur2d(effects.leds, VPANEL_W > 255 ? 255 : VPANEL_W, VPANEL_H > 255 ? 255 : VPANEL_H, 192);
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boolean change = false;
for (int i = 0; i < spirocount; i++) {
uint8_t x = mapsin8(theta1 + i * spirooffset, minx, maxx);
uint8_t y = mapcos8(theta1 + i * spirooffset, miny, maxy);
uint8_t x2 = mapsin8(theta2 + i * spirooffset, x - radiusx, x + radiusx);
uint8_t y2 = mapcos8(theta2 + i * spirooffset, y - radiusy, y + radiusy);
CRGB color = effects.ColorFromCurrentPalette(hueoffset + i * spirooffset, 128);
effects.leds[XY(x2, y2)] += color;
if((x2 == MATRIX_CENTER_X && y2 == MATRIX_CENTER_Y) ||
(x2 == MATRIX_CENTRE_X && y2 == MATRIX_CENTRE_Y)) change = true;
}
theta2 += 1;
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if (millis() - last_update_theta1_ms > 25) {
last_update_theta1_ms = millis();
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theta1 += 1;
}
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if (millis() - last_update_frame_ms > 100) {
last_update_frame_ms = millis();
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if (change && !handledChange) {
handledChange = true;
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if (spirocount >= VPANEL_W || spirocount == 1) spiroincrement = !spiroincrement;
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if (spiroincrement) {
if(spirocount >= 4)
spirocount *= 2;
else
spirocount += 1;
}
else {
if(spirocount > 4)
spirocount /= 2;
else
spirocount -= 1;
}
spirooffset = 256 / spirocount;
}
if(!change) handledChange = false;
}
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if (millis() - last_update_hue_ms > 33) {
last_update_hue_ms = millis();
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hueoffset += 1;
}
effects.ShowFrame();
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return 0;
}
};
#endif