Method endRender

core/src/processing/opengl/PGL.java:767–862

(int windowColor)

  protected void endRender(int windowColor) {
    if (fboLayerEnabled) {
      syncBackTexture();

      // Draw the contents of the back texture to the screen framebuffer.
      bindFramebufferImpl(FRAMEBUFFER, 0);

      if (presentMode) {
        float wa = ((windowColor >> 24) & 0xff)  / 255.0f;
        float wr = ((windowColor >> 16) & 0xff) / 255.0f;
        float wg = ((windowColor >> 8) & 0xff) / 255.0f;
        float wb = (windowColor & 0xff) / 255.0f;
        clearDepth(1);
        clearColor(wr, wg, wb, wa);
        clear(COLOR_BUFFER_BIT | DEPTH_BUFFER_BIT);

        if (showStopButton) {
          if (closeButtonTex == null) {
            closeButtonTex = allocateIntBuffer(1);
            genTextures(1, closeButtonTex);
            bindTexture(TEXTURE_2D, closeButtonTex.get(0));
            texParameteri(TEXTURE_2D, TEXTURE_MIN_FILTER, NEAREST);
            texParameteri(TEXTURE_2D, TEXTURE_MAG_FILTER, NEAREST);
            texParameteri(TEXTURE_2D, TEXTURE_WRAP_S, CLAMP_TO_EDGE);
            texParameteri(TEXTURE_2D, TEXTURE_WRAP_T, CLAMP_TO_EDGE);
            texImage2D(TEXTURE_2D, 0, RGBA, stopButtonWidth, stopButtonHeight, 0, RGBA, UNSIGNED_BYTE, null);

            int[] color = new int[closeButtonPix.length];
            PApplet.arrayCopy(closeButtonPix, color);


            // Multiply the texture by the button color
            float ba = ((stopButtonColor >> 24) & 0xFF) / 255f;
            float br = ((stopButtonColor >> 16) & 0xFF) / 255f;
            float bg = ((stopButtonColor >>  8) & 0xFF) / 255f;
            float bb = ((stopButtonColor >>  0) & 0xFF) / 255f;
            for (int i = 0; i < color.length; i++) {
              int c = closeButtonPix[i];
              int a = (int)(ba * ((c >> 24) & 0xFF));
              int r = (int)(br * ((c >> 16) & 0xFF));
              int g = (int)(bg * ((c >>  8) & 0xFF));
              int b = (int)(bb * ((c >>  0) & 0xFF));
              color[i] = javaToNativeARGB((a << 24) | (r << 16) | (g << 8) | b);
            }
            IntBuffer buf = allocateIntBuffer(color);
            copyToTexture(TEXTURE_2D, RGBA, closeButtonTex.get(0), 0, 0, stopButtonWidth, stopButtonHeight, buf);
            bindTexture(TEXTURE_2D, 0);
          }
          drawTexture(TEXTURE_2D, closeButtonTex.get(0), stopButtonWidth, stopButtonHeight,
                      0, 0, stopButtonX + stopButtonWidth, closeButtonY + stopButtonHeight,
                      0, stopButtonHeight, stopButtonWidth, 0,
                      stopButtonX, closeButtonY, stopButtonX + stopButtonWidth, closeButtonY + stopButtonHeight);
          }
      } else {
        clearDepth(1);
        clearColor(0, 0, 0, 0);
        clear(COLOR_BUFFER_BIT | DEPTH_BUFFER_BIT);
      }