mirror of
https://github.com/alopexc0de/pixopixel.git
synced 2024-09-29 06:07:37 +00:00
ae3a642e10
This allows the animation to happen very quickly without consuming all the resources while waiting for an approiate random number
263 lines
8.1 KiB
C++
263 lines
8.1 KiB
C++
/*
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* This is a "Library" of sorts, where I have made several (admittedly basic)
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* functions based off of the original examples provided. Currently these are aimed at
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* displaying what I'll dub "Pixols", the 2D array that contains the pixels and RGB
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* values resulting from using the python image converter.
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*
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* You can flash this directly to your pixel to see a demonstration of each
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*
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* Note that this does not interact with the MPU
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*/
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#include <Wire.h> // For I2C communication
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#include <SPI.h>
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#include <Adafruit_GFX.h>
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#include <Adafruit_DotStarMatrix.h>
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#include <Adafruit_DotStar.h>
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#include <ArduinoJson.h>
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#include "pixols.h"
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uint32_t prevTime = 0;
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#define DATAPIN 19
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#define CLOCKPIN 18
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#define BRIGHTNESS 15
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#define TOTALPXLS 256 // The total number of LEDs
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// This structure stores the state of all of the LEDS
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// The loop will reset various parts of this, such as the active state
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// to allow multiple animations to occurr in a row
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struct PXL {
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byte id: 1;
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byte r: 1;
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byte g: 1;
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byte b: 1;
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byte active: 1;
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};
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struct PXL pixols[TOTALPXLS];
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Adafruit_DotStarMatrix matrix = Adafruit_DotStarMatrix(
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16, 16, DATAPIN, CLOCKPIN,
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DS_MATRIX_TOP + DS_MATRIX_LEFT +
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DS_MATRIX_ROWS + DS_MATRIX_PROGRESSIVE,
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DOTSTAR_BGR);
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int activePixelCount() {
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int totalActive = 0;
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for (int cnt = 0; cnt < TOTALPXLS; cnt++) {
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if (pixols[cnt].active == true) totalActive++;
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}
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return totalActive;
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}
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// Use this at the beginning of functions that set the active state
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void resetActiveState() {
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for (int i = 0; i < TOTALPXLS; i++)
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pixols[i].active = false;
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}
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/*
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* showPxl, displays a Pixol to the display with no animation
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* args:
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* - pxl[TOTALPXLS][3] - Standard Pixol image
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* - dlytime - The amount of time (in ms) to keep the image on the display
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* - color (optional) - Whether or not to set the active pixel's color to its stored value
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*/
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void showPxl(int pxl[TOTALPXLS][3], int dlytime, bool color=false) {
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resetActiveState();
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for (int i=0; i < TOTALPXLS; i++){
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if (pxl[i][0] != 0 && pxl[i][1] != 0 && pxl[i][2] != 0) {
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pixols[i].active = true;
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}
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if (!color) {
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matrix.setPixelColor(i, pxl[i][0], pxl[i][1], pxl[i][2]);
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}else {
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if (pixols[i].active) {
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matrix.setPixelColor(i, pxl[i][pixols[i].r],
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pxl[i][pixols[i].g],
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pxl[i][pixols[i].b]);
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}
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}
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}
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matrix.show();
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delay(dlytime);
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matrix.fillScreen(0);
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matrix.show();
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}
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// Notification functions
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/*
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* notifyPopupPxl, draws a Pixol that scrolls into view, and back down
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* args:
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* - pxl[TOTALPXLS][3] - Standard Pixol image
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* - dlytime - The amount of time (in ms) to keep the image on the display
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*/
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void notifyPopupPxl(int pxl[TOTALPXLS][3], int dlytime) {
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for (int j = 15; j >= 0; j--) {
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for (int i = 0; i < TOTALPXLS; i++) {
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matrix.setPixelColor(i + (j * 16),
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pxl[i][0], pxl[i][1], pxl[i][2]);
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}
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matrix.show();
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delay(50);
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}
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delay(dlytime);
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for (int j = 0; j <= 16; j++) {
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for (int i = 0; i < TOTALPXLS; i++) {
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matrix.setPixelColor(i + (j * 16),
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pxl[i][0], pxl[i][1], pxl[i][2]);
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}
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matrix.show();
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delay(50);
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}
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delay(100);
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}
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/*
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* notifyScrollPxl, draws a Pixol that scrolls upward into view, and upwards out; Loop this to scroll X times
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* args:
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* - pxl[TOTALPXLS][3] - Standard Pixol image
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* - dlytime - The amount of time (in ms) to keep the image on the display
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* - loops (optional) - The total amount of times this should loop through
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*/
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void notifyScrollPxl(int pxl[TOTALPXLS][3], int dlytime, int loops=0) {
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for (int x=0; x<=loops; x++) {
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for (int j = 15; j >= 0; j--) {
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for (int i = 0; i < TOTALPXLS; i++) {
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matrix.setPixelColor(i + (j * 16),
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pxl[i][0], pxl[i][1], pxl[i][2]);
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}
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matrix.show();
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delay(15);
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}
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delay(dlytime);
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for (int j = 0; j >= -16; j--) {
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for (int i = 0; i < TOTALPXLS; i++) {
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matrix.setPixelColor(i + (j * 16),
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pxl[i][0], pxl[i][1], pxl[i][2]);
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}
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matrix.show();
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delay(15);
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}
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delay(100);
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}
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}
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/*
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* notifyBlinkPxl, flash a Pixol on screen repeatedly
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* args:
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* - pxl[256][3] - Standard Pixol image, displayed all at once
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* - dlytime - The amount of time (in ms) to keep the image on the display
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* - loops (optional) - The total amount of times this should blink
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* - color (optional) - Whether or not to set the active pixel's color to its stored value
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*/
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void notifyBlinkPxl(int pxl[256][3], int dlytime, int loops=0, bool color=false) {
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for (int i = 0; i <= loops; i++) {
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showPxl(pxl, dlytime, color);
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showPxl(darkness, dlytime, color);
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}
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}
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// "Animation" or picture transition functions
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/*
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* scanChangePxl, Change from one Pixol to another with a scanline appearence
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* args:
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* - src[TOTALPXLS][3] - Standard Pixo-Style icon that we change from, displayed all at once
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* - dst[TOTALPXLS][3] - Standard Pixo-Style icon that we change to, displayed one pixel at a time
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* - dlytime - The amount of time (in ms) to keep the image on the display
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* - anitime - The amount of time (in ms) between drawing each pixel during the transition; the lower this number, the faster the transition
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*/
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void scanChangePxl(int src[TOTALPXLS][3], int dst[TOTALPXLS][3], int dlytime, int anitime) {
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for (int i=0; i<TOTALPXLS; i++){
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matrix.setPixelColor(i, src[i][0], src[i][1], src[i][2]);
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}
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matrix.show();
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delay(dlytime);
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for (int i=0; i<TOTALPXLS; i++){
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matrix.setPixelColor(i, dst[i][0], dst[i][1], dst[i][2]);
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matrix.show();
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delay(anitime);
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}
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delay(dlytime);
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}
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/*
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* randChangePxl, Change from one Pixol to another with a random pixel selection
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* args:
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* - src[TOTALPXLS][3] - Standard Pixo-Style icon that we change from, displayed all at once
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* - dst[TOTALPXLS][3] - Standard Pixo-Style icon that we change to, displayed one pixel at a time
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* - dlytime - The amount of time (in ms) to keep the image on the display
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* - anitime - The amount of time (in ms) between drawing each pixel during the transition; the lower this number, the faster the transition
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*/
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void randChangePxl(int src[TOTALPXLS][3], int dst[TOTALPXLS][3], int dlytime, int anitime) {
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resetActiveState();
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// Image that we are animating from
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for (int i = 0; i < TOTALPXLS; i++){
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pixols[i].active = false;
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matrix.setPixelColor(i, src[i][0], src[i][1], src[i][2]);
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}
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matrix.show();
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delay(dlytime);
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// Image that we are animating to
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while (activePixelCount() < TOTALPXLS) {
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randomSeed(A1);
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int selected = random(0, TOTALPXLS);
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// Select only pixels that have not already been set
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if (pixols[selected].active) {
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while (true) {
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selected = random(0, TOTALPXLS);
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if (!pixols[selected].active) {
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break;
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}
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}
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}
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pixols[selected].active = true;
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matrix.setPixelColor(selected, dst[selected][0],
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dst[selected][1],
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dst[selected][2]);
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matrix.show();
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delay(anitime);
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if (activePixelCount() >= TOTALPXLS) break;
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}
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delay(dlytime);
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}
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// Loop is at the bottom because Arduino started giving me undefined function errors...
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void loop() {
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uint32_t t;
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while (((t = micros()) - prevTime) < (1000000L / MAX_FPS)); // FPS Limit?
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prevTime = t;
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showPxl(twitter, 1000);
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notifyPopupPxl(glogo, 500);
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notifyScrollPxl(upvote, 1000, 4);
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notifyScrollPxl(mario, 1000); // Not specifying the loop will make it only show once
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// This is supposed to be a random pixel fill transition, but
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// the rng does not guarentee unique numbers in the range automatically
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randChangePxl(mario, pridec0de, 1000, 10);
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} |