void Rain::draw(RGBMatrix &matrix)
{
// fade out the whole board
for(int i = 0 ; i < LED_ROWS ; i++)
for(int j = 0 ; j < LED_COLS ; j++)
matrix.blend(i, j, 16, 0, 0, 0);
// draw the new positions
for(int i = 0 ; i < num_drops ; i++)
{
const float px = drops[i][0];
const float py = drops[i][1];
const int x = px;
const int y = py;
/*
const int xf = (px - x) * 256;
const int yf = (py - y) * 256;
matrix.blend(x+0, y+0, sqrt((256 - xf)*(256-yf)), colors[i]);
matrix.blend(x+0, y+1, sqrt((256 - xf)*(yf)), colors[i]);
matrix.blend(x+1, y+0, sqrt((xf)*(256-yf)), colors[i]);
matrix.blend(x+1, y+1, sqrt((xf)*(yf)), colors[i]);
*/
matrix.blend(x+0, y+0, 64, colors[i]);
}
}
void Pixels::draw(RGBMatrix &matrix)
{
// interpolate from our last packet to the new packet
// over the time frame in the packet
long now = millis();
long rx_delta = now - rx_millis;
Serial.println(rx_delta);
int blend = 0;
if (rx_delta > pixels.blend_time)
{
blend = 255;
} else
if (rx_delta < 0)
{
blend = 0;
} else {
blend = (255 * rx_delta) / pixels.blend_time;
}
unsigned offset = 0;
for(int row = 0 ; row < LED_ROWS ; row++)
{
for(int col = 0 ; col < LED_COLS ; col++, offset++)
{
int r = pixels.pixels[3*offset + 0];
int g = pixels.pixels[3*offset + 1];
int b = pixels.pixels[3*offset + 2];
matrix.blend(row, col, blend, r, g, b);
}
}
}
