58 lines
1.4 KiB
C++
58 lines
1.4 KiB
C++
#include <Arduino.h>
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#include <FastLED.h>
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#include "constants.h"
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#include "enums.h"
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#include "supercomputer.h"
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#include "overlay.h"
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struct Cell {
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float state;
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float factor;
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};
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float cell_value(Cell c) {
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return (1.0 + sin(c.state * c.factor)) * 0.5;
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}
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Cell cells[PANEL_WIDTH * PANEL_HEIGHT];
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bool cells_setup = false;
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uint8_t rainbow_offset = 0;
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void setup_cells() {
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for(int i = 0; i < PANEL_WIDTH * PANEL_HEIGHT; i++) {
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cells[i].state = random(100, 1000) / 100.0;
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cells[i].factor = random(90, 110) / 100.0;
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}
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}
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void draw_supercomputer(MatrixPanel_I2S_DMA *matrix, Mode mode) {
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if (!cells_setup) {
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setup_cells();
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cells_setup = true;
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}
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for(int i = 0; i < PANEL_WIDTH * PANEL_HEIGHT; i++) {
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int x = i % PANEL_WIDTH;
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int y = i / PANEL_WIDTH;
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cells[i].state += 0.3;
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if (mode == Stealth) {
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// red only
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matrix->drawPixel(x, y, matrix->color565((int)round(255.0 * cell_value(cells[i])), 0, 0));
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} else {
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// rainbow
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float progress = (255.0 / PANEL_WIDTH) * x;
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uint8_t hue = ((int)round(progress) + rainbow_offset);
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if (overlay[i / 8] & (1 << (7 - (i % 8)))) {
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hue -= 128;
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} else if (mode == HighVis) {
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continue;
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}
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CHSV hsv_color(hue, 255, 255 * cell_value(cells[i]));
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CRGB rgb;
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hsv2rgb_rainbow(hsv_color, rgb);
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matrix->drawPixel(x, y, matrix->color565(rgb.r, rgb.g, rgb.b));
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}
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}
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rainbow_offset++;
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delay(25);
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}
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