Method blitResizeBilinear

core/src/processing/core/PImage.java:1820–2029

(PImage img,
                                  int[] destPixels, int destOffset, int screenW,
                                  int destW, int destH,
                                  int dx, int dy,
                                  int mode)

  }

  private void blitResizeBilinear(PImage img,
                                  int[] destPixels, int destOffset, int screenW,
                                  int destW, int destH,
                                  int dx, int dy,
                                  int mode) {
    // use bilinear filtering
    iw = img.pixelWidth;
    iw1 = img.pixelWidth - 1;
    ih1 = img.pixelHeight - 1;

    switch (mode) {

      case BLEND:
        for (int y = 0; y < destH; y++) {
          filter_new_scanline();
          for (int x = 0; x < destW; x++) {
            // davbol  - renamed old blend_multiply to blend_blend
            destPixels[destOffset + x] =
                    blend_blend(destPixels[destOffset + x], filter_bilinear());
            sX += dx;
          }
          destOffset += screenW;
          srcYOffset += dy;
        }
        break;

      case ADD:
        for (int y = 0; y < destH; y++) {
          filter_new_scanline();
          for (int x = 0; x < destW; x++) {
            destPixels[destOffset + x] =
                    blend_add_pin(destPixels[destOffset + x], filter_bilinear());
            sX += dx;
          }
          destOffset += screenW;
          srcYOffset += dy;
        }
        break;

      case SUBTRACT:
        for (int y = 0; y < destH; y++) {
          filter_new_scanline();
          for (int x = 0; x < destW; x++) {
            destPixels[destOffset + x] =
                    blend_sub_pin(destPixels[destOffset + x], filter_bilinear());
            sX += dx;
          }
          destOffset += screenW;
          srcYOffset += dy;
        }
        break;

      case LIGHTEST:
        for (int y = 0; y < destH; y++) {
          filter_new_scanline();
          for (int x = 0; x < destW; x++) {
            destPixels[destOffset + x] =
                    blend_lightest(destPixels[destOffset + x], filter_bilinear());