58 lines
1.2 KiB
C++
58 lines
1.2 KiB
C++
#include <math.h>
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#include <vector>
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#include "breakout_colourlcd240x240.hpp"
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using namespace pimoroni;
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uint16_t buffer[BreakoutColourLCD240x240::WIDTH * BreakoutColourLCD240x240::HEIGHT];
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BreakoutColourLCD240x240 lcd(buffer);
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int main() {
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lcd.init();
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lcd.set_backlight(255);
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struct pt {
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float x;
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float y;
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uint8_t r;
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float dx;
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float dy;
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uint16_t pen;
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};
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std::vector<pt> shapes;
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for(int i = 0; i < 100; i++) {
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pt shape;
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shape.x = rand() % lcd.bounds.w;
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shape.y = rand() % lcd.bounds.h;
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shape.r = (rand() % 10) + 3;
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shape.dx = float(rand() % 255) / 64.0f;
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shape.dy = float(rand() % 255) / 64.0f;
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shape.pen = lcd.create_pen(rand() % 255, rand() % 255, rand() % 255);
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shapes.push_back(shape);
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}
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while(true) {
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lcd.set_pen(120, 40, 60);
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lcd.clear();
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for(auto &shape : shapes) {
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shape.x += shape.dx;
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shape.y += shape.dy;
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if(shape.x < 0) shape.dx *= -1;
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if(shape.x >= lcd.bounds.w) shape.dx *= -1;
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if(shape.y < 0) shape.dy *= -1;
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if(shape.y >= lcd.bounds.h) shape.dy *= -1;
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lcd.set_pen(shape.pen);
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lcd.circle(Point(shape.x, shape.y), shape.r);
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}
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// update screen
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lcd.update();
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}
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return 0;
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}
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