PaintVuSpaceInvaders()

void Painter::PaintVuSpaceInvaders ( uint32_t now_ms, const KeyboardState & keyboard, const int * led_column_table, int led_column_table_length, LedRopeInterface * led_rope )

staticprivate

Definition at line 442 of file Painter.cpp.

                                                               {
 led_rope->RawBeginDraw();
 
 Color3i black = Color3i::Black();
                           
 for (int i = 0; i < led_column_table_length; ++i) {
    const Key& key = keyboard.keys_[i];
    
    const int pixel_count = led_column_table[i];
    const int draw_pixel_count = ceil(pixel_count * sqrt(key.curr_color_.v_));
    
    const int black_pixel_count = pixel_count - draw_pixel_count;
    
    // If i is even
    if (i % 2 == 0) {
     for (int j = 0; j < black_pixel_count; ++j) {
        led_rope->RawDrawPixel(*led_rope->GetIterator(i));
      }
     for (int j = 0; j < draw_pixel_count; ++j) {
        led_rope->RawDrawPixel(black);
     }
    } else {
 
      for (int j = 0; j < draw_pixel_count; ++j) {
        led_rope->RawDrawPixel(black);
      }
      
      for (int j = 0; j < black_pixel_count; ++j) {
        led_rope->RawDrawPixel(*led_rope->GetIterator(i));
      }
    }
  }
  led_rope->RawCommitDraw();
}

References Color3i::Black(), Key::curr_color_, LedRopeInterface::GetIterator(), KeyboardState::keys_, LedRopeInterface::RawBeginDraw(), LedRopeInterface::RawCommitDraw(), LedRopeInterface::RawDrawPixel(), and ColorHSV::v_.

Referenced by Paint().

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