loop()

void loop

(

)

Definition at line 30 of file PerfDisc.ino.

            {
    fl::CanvasRGB canvas(fl::span<CRGB>(canvas_buf, W * H), W, H);
    const int ITERS = 100;
 
    // Blend mode — radius 6 (spans ~12px)
    unsigned long t0 = micros();
    for (int i = 0; i < ITERS; i++) {
        canvas.drawDisc(CRGB::Blue, 16, 4, 6, fl::DrawMode::DRAW_MODE_BLEND);
    }
    unsigned long t1 = micros();
    unsigned long bl_r6 = (t1 - t0) / ITERS;
 
    // Blend mode — radius 10 (spans ~20px)
    t0 = micros();
    for (int i = 0; i < ITERS; i++) {
        canvas.drawDisc(CRGB(255, 255, 255), 16, 4, 10, fl::DrawMode::DRAW_MODE_BLEND);
    }
    t1 = micros();
    unsigned long bl_r10 = (t1 - t0) / ITERS;
 
    Serial.print(F("BL r6: ")); Serial.print(bl_r6); Serial.println(F(" us"));
    Serial.print(F("BL r10: ")); Serial.print(bl_r10); Serial.println(F(" us"));
    Serial.println(F("---"));
 
    delay(3000);
}

References fl::CRGB::Blue, canvas_buf, fl::DRAW_MODE_BLEND, fl::Canvas< RGB_T >::drawDisc(), H, ITERS, Serial, and W.

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