Beispiel #1
0
  /**
   * Get the Zone under the specified coordinates.
   *
   * @param x x coordinate of the specified pixel
   * @param y y coordinate of the specified pixel
   * @return If there is a Zone at the specified coordinates, that zone, otherwise null.
   */
  public Zone pick(int x, int y) {
    // clamp x and y
    if (y >= picking_context.height) y = picking_context.height - 1;
    if (x >= picking_context.width) x = picking_context.width - 1;
    if (y < 0) y = 0;
    if (x < 0) x = 0;

    PGL pgl = picking_context.beginPGL();
    int pixel;
    // force fallback until 2.0b10
    if (!SMT.fastPickingEnabled() || pgl == null) {
      // really slow way(max 70 fps on a high end card vs 200+ fps with readPixels), with loadPixels
      // at the end of render()
      pixel = picking_context.pixels[x + y * picking_context.width];
    } else {
      buffer.clear();
      pgl.readPixels(x, picking_context.height - y, 1, 1, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE, buffer);
      pixel = buffer.getInt();
    }
    picking_context.endPGL();

    if (zoneMap.containsKey(pixel)) {
      // if mapped it is either a Zone or null (background)
      Zone picked = zoneMap.get(pixel);
      Zone current = picked;
      while (current != null) {
        if (current.stealChildrensTouch) return current;
        current = current.getParent();
      }
      return picked;
    } else return null;
  }
Beispiel #2
0
  protected void initGL() {
    //  System.out.println("*******************************");
    if (profile == null) {
      if (PJOGL.profile == 2) {
        try {
          profile = GLProfile.getGL2ES2();
        } catch (GLException ex) {
          profile = GLProfile.getMaxProgrammable(true);
        }
      } else if (PJOGL.profile == 3) {
        try {
          profile = GLProfile.getGL2GL3();
        } catch (GLException ex) {
          profile = GLProfile.getMaxProgrammable(true);
        }
        if (!profile.isGL3()) {
          PGraphics.showWarning("Requested profile GL3 but is not available, got: " + profile);
        }
      } else if (PJOGL.profile == 4) {
        try {
          profile = GLProfile.getGL4ES3();
        } catch (GLException ex) {
          profile = GLProfile.getMaxProgrammable(true);
        }
        if (!profile.isGL4()) {
          PGraphics.showWarning("Requested profile GL4 but is not available, got: " + profile);
        }
      } else throw new RuntimeException(PGL.UNSUPPORTED_GLPROF_ERROR);
    }

    // Setting up the desired capabilities;
    GLCapabilities caps = new GLCapabilities(profile);
    caps.setAlphaBits(PGL.REQUESTED_ALPHA_BITS);
    caps.setDepthBits(PGL.REQUESTED_DEPTH_BITS);
    caps.setStencilBits(PGL.REQUESTED_STENCIL_BITS);

    //  caps.setPBuffer(false);
    //  caps.setFBO(false);

    pgl.reqNumSamples = PGL.smoothToSamples(graphics.smooth);
    caps.setSampleBuffers(true);
    caps.setNumSamples(pgl.reqNumSamples);
    caps.setBackgroundOpaque(true);
    caps.setOnscreen(true);
    pgl.capabilities = caps;
  }