Changeset 1048 for trunk/components/rendering/src/omeis/providers/re/data/PlaneFactory.java

Timestamp:

10/26/06 17:59:06 (2 years ago)

Author:

callan

Message:

Huge rendering engine optimization and patch that closes and/or implements #190, #260, #449, #450, #451 and #453. Further information on rendering engine optimization can be found on the RenderingEngine Wiki page.

Files:

• trunk/components/rendering/src/omeis/providers/re/data/PlaneFactory.java (modified) (1 diff)

trunk/components/rendering/src/omeis/providers/re/data/PlaneFactory.java

@@ -193 +193 @@
                 iPixels.getEnumeration(RenderingModel.class, value);
     }
-    
-    /** 
-     * Helper method to create the default settings if none is available.
-     * In this case we use a grayscale model to map the first wavelength in
-     * the pixels file.  The mapping is linear and the intervals are selected
-     * according to a "best-guess" statistical approach.
-     * 
-     * @param iPixels An IPixels service.
-     * @param metadata Pixels object.
-     * @return The default rendering settings.
-     */
-    public static RenderingDef createDefaultRenderingDef(IPixels iPixels,
-                                                             Pixels metadata)
-    {
-        int c_size = metadata.getSizeC().intValue();
-        int z_size = metadata.getSizeZ().intValue();
-        
-        QuantumDef qDef = new QuantumDef();
-        qDef.setBitResolution(new Integer(QuantumFactory.DEPTH_8BIT));
-        qDef.setCdStart(new Integer(0));
-        qDef.setCdEnd(new Integer(QuantumFactory.DEPTH_8BIT));
-        
-        ChannelBinding[] waves = new ChannelBinding[c_size];
-        boolean active = false;
-        RenderingModel model =
-                getRenderingModel(iPixels, Renderer.MODEL_GREYSCALE);
-        
-        List channels = metadata.getChannels();
-        int w = 0;
-        for (Iterator i = channels.iterator(); i.hasNext(); )
-        {
-                Channel channel = (Channel) i.next();
-                double gMin = channel.getStatsInfo().getGlobalMin().doubleValue();
-                double gMax = channel.getStatsInfo().getGlobalMax().doubleValue();
-            Color color = ColorsFactory.getColor(w, channel);
-            if (metadata.getAcquisitionContext().
-                getPhotometricInterpretation().getValue() == Renderer.PHOTOMETRIC_RGB)
-            { 
-                active = true;
-                model = getRenderingModel(iPixels, Renderer.MODEL_RGB);
-            }
-            waves[w] = new ChannelBinding();
-            // FIXME: These downcasts should probably be dealt with. The input
-            // start and input end are floating point whereas the statistical
-            // global min and global max values stored in the database are
-            // double precision.
-            waves[w].setInputStart((float) gMin);
-            waves[w].setInputEnd((float) gMax);
-            waves[w].setColor(color);
-            waves[w].setActive(active);
-            waves[w].setFamily(QuantumFactory.getFamily(QuantumFactory.LINEAR));
-            waves[w].setCoefficient(1.0);
-        }
-        waves[0].setActive(true);  //NOTE: dims object enforces 1 < sizeC.
-        RenderingDef newRD = new RenderingDef();
-        int defaultZ = z_size/2+z_size%2-1;
-        newRD.setDefaultZ(Integer.valueOf(defaultZ));
-        newRD.setDefaultT(Integer.valueOf(0));
-        newRD.setModel(model);
-        newRD.setQuantization(qDef);
-        newRD.setWaveRendering(Arrays.asList(waves));
-        return newRD;
-    }
 }