protected void updateDebugRTTWindow()
{
// Clear listbox
mDebugRTTListbox.resetList();
// Clear imagesets
mDebugRTTStaticImage.setImage(null);
foreach (CeguiDotNet.Imageset imgset in mDebugRTTImageSets)
{
CeguiDotNet.ImagesetManager.getSingleton().destroyImageset(imgset);
}
mDebugRTTImageSets.Clear();
// Add an entry for each render texture for all active compositors
Viewport vp = mRenderWindow.GetViewport(0);
CompositorChain chain = CompositorManager.Instance.getCompositorChain(vp);
OgreDotNet.CompositorInstancesIteratorWrap it = chain.getCompositors();
while (it.hasMoreElements())
{
CompositorInstance inst = it.getNext();
if (inst.getEnabled())
{
CTTextureDefinitionsIterator texIt =
inst.getTechnique().GetTextureDefinitionIterator();
while (texIt.hasMoreElements())
{
CTTextureDefinition texDef = texIt.getNext();
// Get instance name of texture
string instName = inst.getTextureInstanceName(texDef.getName());
// Create CEGUI texture from name of OGRE texture
CeguiDotNet.Texture tex = mGuiRenderer.createTexture(new CeguiDotNet.String(instName));
// Create imageset
CeguiDotNet.Imageset imgSet =
ImagesetManager.getSingleton().createImageset(instName, tex);
mDebugRTTImageSets.Add(imgSet);
imgSet.defineImage("RttImage",
new CEGUIVector2(0.0f, 0.0f),
new CeguiDotNet.Size(tex.getWidth(), tex.getHeight()),
new CEGUIVector2(0.0f, 0.0f));
CeguiDotNet.ListboxTextItem item = new ListboxTextItem(texDef.getName(), 0, Imageset.getCPtr(imgSet).Handle);
item.setSelectionBrushImage("TaharezLook", "ListboxSelectionBrush");
item.setSelectionColours(new CeguiDotNet.colour(0.0f, 0.0f, 1.0f));
//the is so we dont have to keep track of the ListboxTextItem
//if we loose the reference to the DotNet object CeguiDotNet.ListboxTextItem(leaving scope of the while statement),
//The swig generated code will delete the c++ object, we dont want this.
//So calling the static function RemoveOwnership will stop the swig generated
// code from deleteing the c++ object and the dotnet object can delete normaly.
ListboxTextItem.RemoveOwnership(item);
//make sure the c++ object will be deleted with its parent
item.setAutoDeleted(true);
mDebugRTTListbox.addItem(item);
}
}
}
}
public void notifyCompositor(CompositorInstance instance)
{
// Get some RTT dimensions for later calculations
CTTextureDefinitionsIterator defIter = instance.getTechnique().GetTextureDefinitionIterator();
while (defIter.hasMoreElements())
{
CTTextureDefinition def = defIter.getNext();
// store the sizes of downscaled textures (size can be tweaked in script)
if (OgreDotNet.StringUtil.startsWith(def.getName(), "rt_lum", false))
{
int idx = System.Convert.ToInt32(def.getName().Substring(6, 1));
mLumSize[idx] = (int)def.getWidth(); // should be square
}
else if (def.getName() == "rt_bloom0")
{
mBloomSize = (int)def.getWidth(); // should be square
// Calculate gaussian texture offsets & weights
float deviation = 3.0f;
float texelSize = 1.0f / (float)mBloomSize;
// central sample, no offset
mBloomTexOffsetsHorz[0] = 0.0f;
mBloomTexOffsetsHorz[1] = 0.0f;
mBloomTexWeights[0] = mBloomTexWeights[1] =
mBloomTexWeights[2] = OgreDotNet.OgreMath.gaussianDistribution(0, 0, deviation);
mBloomTexWeights[3] = 1.0f;
// 'pre' samples
for (int i = 1; i < 8; ++i)
{
mBloomTexWeights[(i * 4) + 0] = mBloomTexWeights[(i * 4) + 1] =
mBloomTexWeights[(i * 4) + 2] = 1.25f * OgreDotNet.OgreMath.gaussianDistribution(i, 0, deviation);
mBloomTexWeights[(i * 4) + 3] = 1.0f;
mBloomTexOffsetsHorz[(i * 4) + 0] = (float)i * texelSize;
mBloomTexOffsetsHorz[(i * 4) + 1] = 0.0f;
mBloomTexOffsetsVert[(i * 4) + 0] = 0.0f;
mBloomTexOffsetsVert[(i * 4) + 1] = (float)i * texelSize;
}
// 'post' samples
for (int i = 8; i < 15; ++i)
{
mBloomTexWeights[(i * 4) + 0] = mBloomTexWeights[(i * 4) + 1] =
mBloomTexWeights[(i * 4) + 2] = mBloomTexWeights[((i - 7) * 4) + 0];
mBloomTexWeights[(i * 4) + 3] = 1.0f;
mBloomTexOffsetsHorz[(i * 4) + 0] = -mBloomTexOffsetsHorz[((i - 7) * 4) + 0];
mBloomTexOffsetsHorz[(i * 4) + 1] = 0.0f;
mBloomTexOffsetsVert[(i * 4) + 0] = 0.0f;
mBloomTexOffsetsVert[(i * 4) + 1] = -mBloomTexOffsetsVert[((i - 7) * 4) + 1];
}
}
}
}
