//-----------------------------------------------------------------------------------------
QPixmap GenericImageEditorCodec::onBeforeDisplay(Ogre::DataStreamPtr stream)
{
Ogre::Image image;
image.load(stream);
ImageConverter imageConverter(image.getWidth(), image.getHeight());
if (mPixmap.convertFromImage(imageConverter.fromOgreImage(image)))
return mPixmap;
mPixmap = 0;
return mPixmap;
}
//-----------------------------------------------------------------------
void AtlasImageTool::correctAlpha (Ogre::Image& image, Ogre::Real alphaCorrection)
{
size_t numPixels = image.getWidth() * image.getHeight();
size_t pointer = 0;
for (size_t i = 0; i < numPixels; ++i)
{
Ogre::ColourValue colour;
Ogre::PixelUtil::unpackColour(&colour, image.getFormat(), (image.getData() + pointer));
colour.a *= alphaCorrection;
Ogre::PixelUtil::packColour(colour, image.getFormat(), (image.getData() + pointer));
pointer += Ogre::PixelUtil::getNumElemBytes(image.getFormat());
}
}
void MouseCursor::setSkinType(const Ogre::String type)
{
mSkinType = type;
mDefaultSkinType = type;
Ogre::Image i;
i.load(mSkinTypeManager->getSkinType("MouseCursor",mSkinType)->getSkinElement(TEXTURE)->getTextureName(),Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
// update cursor size to match texture used
setSize(i.getWidth(),i.getHeight());
Sheet* sheet = mMouseCursorDesc.guiManager->getActiveSheet();
if(sheet != NULL)
{
MouseEventArgs args(sheet);
args.position = getPosition();
sheet->fireSheetEvent(SHEET_EVENT_MOUSE_CURSOR_SKIN_CHANGED,args);
}
}
//-----------------------------------------------------------------------
void AtlasImageTool::interpolate (Ogre::Image& interpolatedImage,
Ogre::Image& firstImage,
Ogre::Image& nextImage,
Ogre::Real fraction)
{
size_t numPixels = interpolatedImage.getWidth() * interpolatedImage.getHeight();
size_t pointer = 0;
for (size_t i = 0; i < numPixels; ++i)
{
Ogre::ColourValue firstColour;
Ogre::ColourValue nextColour;
Ogre::ColourValue interpolatedColour;
Ogre::PixelUtil::unpackColour(&firstColour, firstImage.getFormat(), (firstImage.getData() + pointer));
Ogre::PixelUtil::unpackColour(&nextColour, nextImage.getFormat(), (nextImage.getData() + pointer));
interpolatedColour = firstColour + fraction * (nextColour - firstColour);
Ogre::PixelUtil::packColour(interpolatedColour, interpolatedImage.getFormat(), (interpolatedImage.getData() + pointer));
pointer += Ogre::PixelUtil::getNumElemBytes(interpolatedImage.getFormat());
}
}
MouseCursor::MouseCursor(const MouseCursorDesc& d) :
mSkinType("default"),
mDefaultSkinType("default")
{
mMouseCursorDesc.guiManager = d.guiManager;
mSkinTypeManager = SkinTypeManager::getSingletonPtr();
for(int i = 0; i < 4; ++i)
mEnteredBorders[i] = false;
// Update Size of Cursor to match Skin Texture
Ogre::Image i;
i.load(mSkinTypeManager->getSkinType("MouseCursor",mSkinType)->getSkinElement(TEXTURE)->getTextureName(),Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
// update cursor size to match texture used
setSize(i.getWidth(),i.getHeight());
// Set default position
setPosition(0,0);
}
void GlobalMap::exploreCell(int cellX, int cellY)
{
float originX = static_cast<float>((cellX - mMinX) * mCellSize);
// NB y + 1, because we want the top left corner, not bottom left where the origin of the cell is
float originY = static_cast<float>(mHeight - (cellY + 1 - mMinY) * mCellSize);
if (cellX > mMaxX || cellX < mMinX || cellY > mMaxY || cellY < mMinY)
return;
Ogre::TexturePtr localMapTexture = Ogre::TextureManager::getSingleton().getByName("Cell_"
+ boost::lexical_cast<std::string>(cellX) + "_" + boost::lexical_cast<std::string>(cellY));
if (!localMapTexture.isNull())
{
int mapWidth = localMapTexture->getWidth();
int mapHeight = localMapTexture->getHeight();
mOverlayTexture->load();
mOverlayTexture->getBuffer()->blit(localMapTexture->getBuffer(), Ogre::Image::Box(0,0,mapWidth,mapHeight),
Ogre::Image::Box(static_cast<Ogre::uint32>(originX), static_cast<Ogre::uint32>(originY),
static_cast<Ogre::uint32>(originX + mCellSize), static_cast<Ogre::uint32>(originY + mCellSize)));
Ogre::Image backup;
std::vector<Ogre::uchar> data;
data.resize(mCellSize*mCellSize*4, 0);
backup.loadDynamicImage(&data[0], mCellSize, mCellSize, Ogre::PF_A8B8G8R8);
localMapTexture->getBuffer()->blitToMemory(Ogre::Image::Box(0,0,mapWidth,mapHeight), backup.getPixelBox());
for (int x=0; x<mCellSize; ++x)
for (int y=0; y<mCellSize; ++y)
{
assert (originX+x < mOverlayImage.getWidth());
assert (originY+y < mOverlayImage.getHeight());
assert (x < int(backup.getWidth()));
assert (y < int(backup.getHeight()));
mOverlayImage.setColourAt(backup.getColourAt(x, y, 0), static_cast<size_t>(originX + x), static_cast<size_t>(originY + y), 0);
}
}
}
void
BrushSelector::buildPreviewBitmap( const Fairy::TextureInfo texInfo )
{
const Ogre::uchar BytePerPixel = 8;
// 读取原始image
Ogre::Image *oriImage = GetSceneManipulator()->getPreviewImage(texInfo.ownerTextureName);
// 源大纹理的大小
size_t oriImageHeight = oriImage->getHeight();
size_t oriImageWidth = oriImage->getWidth();
Ogre::uchar *oriImageData = oriImage->getData();
// 所选纹理的大小
size_t newImageWidth = texInfo.width*TexTileSize;
size_t newImageHeight = texInfo.height*TexTileSize;
// 分配一个足够大的空间来保存新建的image的数据
size_t newImagegetRowSpan = newImageWidth*oriImage->getBPP()/BytePerPixel; // 新建的image的行宽（单位为字节）
Ogre::uchar *newImageData = OGRE_ALLOC_T(Ogre::uchar, oriImageHeight*newImagegetRowSpan, Ogre::MEMCATEGORY_GENERAL);//new Ogre::uchar[newImageHeight*newImagegetRowSpan];
Ogre::uchar *newImageDataPointer = newImageData;
// 得知起始像素点
size_t startPoint = ( oriImageWidth * texInfo.topCorner + texInfo.leftCorner )
* TexTileSize * oriImage->getBPP()/BytePerPixel;
Ogre::uchar *oriImagedataPointer = oriImageData + startPoint;
// 把所选的纹理的数据提取出来，并创建一个新的image
for ( Ogre::uint i=0; i<newImageHeight; ++i )
{
memcpy(newImageDataPointer, oriImagedataPointer, newImagegetRowSpan);
newImageDataPointer += newImagegetRowSpan;
oriImagedataPointer += oriImage->getRowSpan();
}
Ogre::Image newImage;
newImage.loadDynamicImage(newImageData,newImageWidth,newImageHeight,1,oriImage->getFormat(),true);
// 如果所选纹理大于64*64，就先resize
if ( texInfo.width > 1 || texInfo.height > 1 )
newImage.resize(mPreviewImageWidth, mPreviewImageHeight);
// 如果有alpha，要与黑白图进行混合
if ( newImage.getHasAlpha() )
{
Ogre::ColourValue col;
for ( int i=0; i<mPreviewImageWidth; ++i )
{
for ( int j=0; j<mPreviewImageWidth; ++j )
{
col = newImage.getColourAt(j,i,0);
float alphaValue = col.a;
unsigned char r = col.r*255 * alphaValue + mBlackWhitePreviewImage.GetRed(i,j) * ( 1.0f - alphaValue);
unsigned char g = col.g*255 * alphaValue + mBlackWhitePreviewImage.GetGreen(i,j) * ( 1.0f - alphaValue);
unsigned char b = col.b*255 * alphaValue + mBlackWhitePreviewImage.GetBlue(i,j) * ( 1.0f - alphaValue);
// 设置到image中
mCurrentPreviewImage.SetRGB(j,i,r,g,b);
}
}
// 设置到缩略图控件中
mBrushesPreview->SetBitmap(mCurrentPreviewImage);
}
// 没有alpha，就直接拷贝数据
else
{
Ogre::ColourValue col;
for ( int i=0; i<mPreviewImageWidth; ++i )
{
for ( int j=0; j<mPreviewImageWidth; ++j )
{
col = newImage.getColourAt(j,i,0);
unsigned char r = col.r*255;
unsigned char g = col.g*255;
unsigned char b = col.b*255;
// 设置到image中
mCurrentPreviewImage.SetRGB(j,i,r,g,b);
}
}
mBrushesPreview->SetBitmap(mCurrentPreviewImage);
}
}
//------------------------------------------------------
void TextureAtlas::build() {
if (!mIsDirty)
return;
bool fitted;
size_t area = 0;
// build the fonts (if this didn't happen already)
// so we'll be sure the glyphs are there to be atlassed
FontSet::iterator fit = mMyFonts.begin();
while (fit != mMyFonts.end()) {
FontDrawSource* fdsp = *fit++;
if (!fdsp->isBuilt())
fdsp->build();
}
// First, we sort by size of the DrawSource
mMyDrawSources.sort(DrawSourceLess());
// now try to allocate all the draw sources. If we fail, grow and try again
do {
fitted = true;
area = 0;
// try to fit
DrawSourceList::iterator it = mMyDrawSources.begin();
while (it != mMyDrawSources.end()) {
const DrawSourcePtr& ds = *it++;
const PixelSize& ps = ds->getPixelSize();
area += ps.getPixelArea();
LOG_VERBOSE("TextureAtlas: (%s) Trying to place %d x %d (%d -> %d)", mAtlasName.c_str(), ps.width, ps.height, ps.getPixelArea(), area);
// try to allocate
FreeSpaceInfo* fsi = mAtlasAllocation->allocate(ps.width, ps.height);
if (fsi) {
ds->setPlacementPtr(fsi);
} else {
fitted = false;
break;
}
}
// fitted?
if (!fitted) // nope - Enlarge!
enlarge(area);
} while (!fitted);
LOG_INFO("TextureAtlas: (%s) Creating atlas with dimensions %d x %d", mAtlasName.c_str(), mAtlasSize.width, mAtlasSize.height);
if (mTexture.isNull())
prepareResources();
// TODO: Reallocate the texture here if needed!
Ogre::HardwarePixelBufferSharedPtr pixelBuffer = mTexture->getBuffer();
pixelBuffer->lock(Ogre::HardwareBuffer::HBL_DISCARD);
const Ogre::PixelBox& targetBox = pixelBuffer->getCurrentLock();
size_t pixelsize = Ogre::PixelUtil::getNumElemBytes(targetBox.format);
size_t rowsize = targetBox.rowPitch * pixelsize;
Ogre::uint8* dstData = static_cast<Ogre::uint8*>(targetBox.data);
// We'll iterate over all draw sources, painting the pixels onto the allocated space
DrawSourceList::iterator it = mMyDrawSources.begin();
while (it != mMyDrawSources.end()) {
const DrawSourcePtr& ds = *it++;
// render all pixels into the right place
FreeSpaceInfo* fsi = reinterpret_cast<FreeSpaceInfo*>(ds->getPlacementPtr());
assert(fsi);
// render into the specified place
unsigned char* conversionBuf = NULL;
const PixelSize& dps = ds->getPixelSize();
Ogre::Image* img = ds->getImage();
Ogre::PixelBox srcPixels = img->getPixelBox();
// convert if the source data don't match
if(img->getFormat() != Ogre::PF_BYTE_BGRA) {
conversionBuf = new unsigned char[img->getWidth() * img->getHeight() * pixelsize];
Ogre::PixelBox convPixels(Ogre::Box(0, 0, dps.width, dps.height), Ogre::PF_BYTE_BGRA, conversionBuf);
Ogre::PixelUtil::bulkPixelConversion(srcPixels, convPixels);
srcPixels = convPixels;
}
size_t srcrowsize = srcPixels.rowPitch * pixelsize;
Ogre::uint8* srcData = static_cast<Ogre::uint8*>(srcPixels.data);
// TODO: we're always handling 32bit data, so we could as well transfer 4 bytes each iteration instead of one (speedup)
for(size_t row = 0; row < dps.height; row++) {
for(size_t col = 0; col < srcrowsize; col++) {
dstData[((row + fsi->y) * rowsize) + (fsi->x * pixelsize) + col] =
srcData[(row * srcrowsize) + col];
}
}
delete[] conversionBuf;
// Convert the full draw source pixel coordinates to the atlas contained ones (initializes the texturing coordinates transform)
ds->atlas(mMaterial, fsi->x, fsi->y, mAtlasSize.width, mAtlasSize.height);
}
// for debug, write the texture to a file
/*unsigned char *readrefdata = static_cast<unsigned char*>(targetBox.data);
Ogre::Image img;
img = img.loadDynamicImage (readrefdata, mTexture->getWidth(),
mTexture->getHeight(), mTexture->getFormat());
img.save(mAtlasName + ".png");*/
// and close the pixel buffer of the atlas at the end
pixelBuffer->unlock();
mIsDirty = false;
}
bool MiniMapMaker::outputTextures(void)
{
// 如果需要（纹理大小改变了或第一次输出文件时），就重建render texture
if (mNeedRecreate)
{
destroy();
init();
}
mTempOutputFileNames.clear();
static const String TEMP_GROUP_NAME = "#TEMP#";
// 创建临时的资源组
Ogre::ResourceGroupManager& rgm = Ogre::ResourceGroupManager::getSingleton();
rgm.addResourceLocation(mPath, "FileSystem", TEMP_GROUP_NAME, false);
// 合并所有物体的包围盒
Ogre::AxisAlignedBox aabb;
Ogre::SceneManager::MovableObjectIterator itm =
mManipulator->getSceneManager()->getMovableObjectIterator(Ogre::EntityFactory::FACTORY_TYPE_NAME);
while (itm.hasMoreElements())
{
Ogre::MovableObject* movable = itm.getNext();
aabb.merge(movable->getWorldBoundingBox(true));
}
mCamera->setFarClipDistance(mCamera->getNearClipDistance() + 2 * (aabb.getMaximum().y - aabb.getMinimum().y ));
mCamera->setNearClipDistance(mTileSize/2);
// 设置摄像机的高度
Real yPos = mCamera->getNearClipDistance() + aabb.getMaximum().y;
TerrainData* terrainData = mManipulator->getTerrainData();
assert (terrainData);
float terrainHeight = terrainData->mMaxZ - terrainData->mMinZ;
float terrainWidth = terrainData->mMaxX - terrainData->mMinX;
// 投影的真正面积
Real projectSize = 0.0f;
// 最终切割成小块纹理的块数
int xIndex = 0;
int zIndex = 0;
Ogre::Vector3 originPoint(Ogre::Vector3::ZERO);
if (mUseRealCameraAngle)
{
float outerSquareWidth = 0.0f;
float outerSquareHeight = 0.0f;
Ogre::Radian alphaAngle = Ogre::Math::ATan( Ogre::Math::Abs(mMoveZDir.z / mMoveZDir.x) );
switch (mCameraDirQuadrant)
{
case WestNorth :
{
float leftWidth = Ogre::Math::Sin(alphaAngle) * terrainHeight;
float rightWidth = Ogre::Math::Cos(alphaAngle) * terrainWidth;
outerSquareWidth = leftWidth + rightWidth;
float topHeight = Ogre::Math::Cos(alphaAngle) * terrainHeight;
float bottomHeight = Ogre::Math::Sin(alphaAngle) * terrainWidth;
outerSquareHeight = topHeight + bottomHeight;
originPoint = Ogre::Vector3(terrainData->mMinX,0,terrainData->mMinZ) +
(-mMoveZDir * leftWidth);
float projectOffset = yPos / Ogre::Math::Tan(mCamDirAngle);
originPoint.x += (mInvertCameraDir * projectOffset ).x;
originPoint.z += (mInvertCameraDir * projectOffset ).z;
break;
}
case EastNorth :
{
float leftWidth = Ogre::Math::Cos(alphaAngle) * terrainWidth;
float rightWidth = Ogre::Math::Sin(alphaAngle) * terrainHeight;
outerSquareWidth = leftWidth + rightWidth;
float topHeight = Ogre::Math::Cos(alphaAngle) * terrainHeight;
float bottomHeight = Ogre::Math::Sin(alphaAngle) * terrainWidth;
outerSquareHeight = topHeight + bottomHeight;
originPoint = Ogre::Vector3(terrainData->mMaxX,0,terrainData->mMinZ) +
(-mMoveZDir * leftWidth);
float projectOffset = yPos / Ogre::Math::Tan(mCamDirAngle);
originPoint.x += (mInvertCameraDir * projectOffset ).x;
originPoint.z += (mInvertCameraDir * projectOffset ).z;
break;
}
case EastSouth :
{
float leftWidth = Ogre::Math::Sin(alphaAngle) * terrainHeight;
float rightWidth = Ogre::Math::Cos(alphaAngle) * terrainWidth;
outerSquareWidth = leftWidth + rightWidth;
float topHeight = Ogre::Math::Sin(alphaAngle) * terrainWidth;
float bottomHeight = Ogre::Math::Cos(alphaAngle) * terrainHeight;
outerSquareHeight = topHeight + bottomHeight;
originPoint = Ogre::Vector3(terrainData->mMaxX,0,terrainData->mMaxZ) +
(-mMoveZDir * topHeight);
float projectOffset = yPos / Ogre::Math::Tan(mCamDirAngle);
originPoint.x += (mInvertCameraDir * projectOffset ).x;
originPoint.z += (mInvertCameraDir * projectOffset ).z;
break;
}
case WestSouth :
{
float leftWidth = Ogre::Math::Sin(alphaAngle) * terrainHeight;
float rightWidth = Ogre::Math::Cos(alphaAngle) * terrainWidth;
outerSquareWidth = leftWidth + rightWidth;
float topHeight = Ogre::Math::Sin(alphaAngle) * terrainWidth;
float bottomHeight = Ogre::Math::Cos(alphaAngle) * terrainHeight;
outerSquareHeight = topHeight + bottomHeight;
originPoint = Ogre::Vector3(terrainData->mMinX,0,terrainData->mMaxZ) +
(-mMoveZDir * rightWidth);
float projectOffset = yPos / Ogre::Math::Tan(mCamDirAngle);
originPoint.x += (mInvertCameraDir * projectOffset ).x;
originPoint.z += (mInvertCameraDir * projectOffset ).z;
break;
}
default:
{
OGRE_EXCEPT(Ogre::Exception::ERR_INTERNAL_ERROR,
" wrong camera dir " + Ogre::StringConverter::toString(mCameraDir),
"MiniMapMaker::outputTextures");
break;
}
}
// 计算投影的长度
Real factor = Ogre::Math::Sin(mCamDirAngle);
if (factor > 0.0f && factor != 1.0f)
projectSize = mTileSize / factor;
// 根据当前场景的大小，计算需要的分块数
xIndex = Ogre::Math::Ceil( (outerSquareWidth) / mTileSize ) + 1;
zIndex = Ogre::Math::Ceil( (outerSquareHeight) / projectSize ) + 1;
}
else
{
xIndex = Ogre::Math::Ceil( (terrainData->mMaxX - terrainData->mMinX) / mTileSize ) + 1;
zIndex = Ogre::Math::Ceil( (terrainData->mMaxZ - terrainData->mMinZ) / mTileSize ) + 1;
originPoint.x = terrainData->mMinX;
originPoint.z = terrainData->mMinZ;
}
// 计算最终的mini map的大小
uint miniMapWidth = xIndex * mTexWidth;
uint miniMapHeight = zIndex * mTexHeight;
if ( miniMapWidth > 10000 || miniMapHeight > 10000 )
{
mLastErrorString = "texture size is out of range!";
return false;
}
// 创建mini map所需的内存空间
uchar* miniMapData = new uchar[miniMapWidth * miniMapHeight * Ogre::PixelUtil::getNumElemBytes(mOutPutFormat)];
//// 初始的摄像机位置
Real xPos = originPoint.x;
Real zPos = originPoint.z;
for ( int i=0; i<xIndex; ++i )
{
for ( int j=0; j<zIndex; ++j )
{
// 设置摄像机位置，并更新render texture的内容
mCamera->setPosition(xPos, yPos, zPos);
mRenderTexture->update();
String fileName = mPath + mSceneBaseName + Ogre::StringConverter::toString(i)
+ "_" + Ogre::StringConverter::toString(j) + "." + mTexExtension;
// 输出小纹理文件
mRenderTexture->writeContentsToFile(fileName);
mTempOutputFileNames.push_back(fileName);
// 读取刚创建的纹理
Ogre::Image* tempImage = new Ogre::Image;
tempImage->load(mSceneBaseName + Ogre::StringConverter::toString(i)
+ "_" + Ogre::StringConverter::toString(j) + "." + mTexExtension, TEMP_GROUP_NAME);
// 获取render texture中的内容
uchar* tempImageData = tempImage->getData();
// 定位在mini map中的左上角
uint miniMapIndex = ( j * mTexHeight * miniMapWidth + i * mTexWidth ) * Ogre::PixelUtil::getNumElemBytes(mOutPutFormat);
uchar* startData = miniMapData + miniMapIndex;
for ( size_t height = 0; height < tempImage->getHeight(); ++height )
{
for ( size_t width = 0; width < tempImage->getWidth(); ++width )
{
memcpy(startData, tempImageData, Ogre::PixelUtil::getNumElemBytes(mOutPutFormat));
startData += Ogre::PixelUtil::getNumElemBytes(mOutPutFormat);
tempImageData += Ogre::PixelUtil::getNumElemBytes( tempImage->getFormat() );
}
startData += (miniMapWidth - tempImage->getWidth()) * Ogre::PixelUtil::getNumElemBytes(mOutPutFormat);
}
delete tempImage;
// 移动摄像机的z坐标
if (mUseRealCameraAngle)
{
zPos += (mInvertCameraDir * (projectSize)).z;
xPos += (mInvertCameraDir * (projectSize)).x;
}
else
zPos += mTileSize;
}
if (mUseRealCameraAngle)
{
xPos = originPoint.x;
zPos = originPoint.z;
xPos += (mMoveZDir * (mTileSize) * (i+1)).x;
zPos += (mMoveZDir * (mTileSize) * (i+1)).z;
}
else
{
// 操作完每一列之后，重置摄像机的z坐标
zPos = terrainData->mMinZ;
// 移动摄像机的x坐标
xPos += mTileSize;
}
}
// 保存mini map并输出
Ogre::Image* miniMapImage = new Ogre::Image;
miniMapImage->loadDynamicImage(miniMapData, miniMapWidth, miniMapHeight, 1, mOutPutFormat, true);
miniMapImage->save(mPath + mOutFileName + "." + mTexExtension);
delete miniMapImage;
rgm.destroyResourceGroup(TEMP_GROUP_NAME);
return true;
}
Vector4* SnowTerrain::getTerrainNormalData()
{
PixelBox* terrainNormals;
// load from normals file
if(mSnowConfig->terrainSettings.normalsDataFile.length() > 0)
{
// get terrain normal data using image
Ogre::Image img;
img.load(mSnowConfig->terrainSettings.normalsDataFile, "General");
//img.flipAroundY();
//img.flipAroundX();
size_t size = img.getWidth();
assert(img.getWidth() == img.getHeight());
if (img.getWidth() != mTerrainSize || img.getHeight() != mTerrainSize)
img.resize(mTerrainSize, mTerrainSize);
terrainNormals = &img.getPixelBox();
Vector4* floats = convertNormalsToFloats(terrainNormals, true);
//OGRE_FREE(terrainNormals->data, Ogre::MEMCATEGORY_GENERAL);
// need to swap z and y vector due to different vertical axis in normal map and world space!
for(size_t i = 0;i<mTerrainSize*mTerrainSize;i++)
{
Vector4 v = floats[i];
floats[i].z = v.y;
floats[i].y = v.z;
}
return floats;
}
else
{
// need to wait until terrain is loaded
while (getTerrain()->isDerivedDataUpdateInProgress())
{
// we need to wait for this to finish
OGRE_THREAD_SLEEP(50);
Root::getSingleton().getWorkQueue()->processResponses();
}
// Get terrain normal data using official method
//terrainNormals = getTerrain()->calculateNormals(Ogre::Rect(0,0,mTerrainSize,mTerrainSize),Rect(0,0,mTerrainSize,mTerrainSize));
Ogre::Image img;
getTerrain()->getTerrainNormalMap()->convertToImage(img);
//img.flipAroundY();
img.flipAroundX();
//img.save("test_normals.bmp");
terrainNormals = &img.getPixelBox();
Vector4* floats = convertNormalsToFloats(terrainNormals, true);
//OGRE_FREE(terrainNormals->data, Ogre::MEMCATEGORY_GENERAL);
return floats;
}
}
AssetLoadState TextureAsset::DeserializeFromData(const u8 *data, size_t numBytes)
{
if (!data)
return ASSET_LOAD_FAILED; ///\todo Log out error.
if (numBytes == 0)
return ASSET_LOAD_FAILED; ///\todo Log out error.
// Don't load textures to memory in headless mode
if (assetAPI->IsHeadless())
{
return ASSET_LOAD_FAILED;
}
if (OGRE_THREAD_SUPPORT != 0)
{
// We can only do threaded loading from disk, and not any disk location but only from asset cache.
// local:// refs will return empty string here and those will fall back to the non-threaded loading.
// Do not change this to do DiskCache() as that directory for local:// refs will not be a known resource location for ogre.
QString cacheDiskSource = assetAPI->GetAssetCache()->GetDiskSource(QUrl(Name()));
if (!cacheDiskSource.isEmpty())
{
QFileInfo fileInfo(cacheDiskSource);
std::string sanitatedAssetRef = fileInfo.fileName().toStdString();
loadTicket_ = Ogre::ResourceBackgroundQueue::getSingleton().load(Ogre::TextureManager::getSingleton().getResourceType(),
sanitatedAssetRef, OgreRenderer::OgreRenderingModule::CACHE_RESOURCE_GROUP,
false, 0, 0, this);
return ASSET_LOAD_PROCESSING;
}
}
try
{
// Convert the data into Ogre's own DataStream format.
std::vector<u8> tempData(data, data + numBytes);
#include "DisableMemoryLeakCheck.h"
Ogre::DataStreamPtr stream(new Ogre::MemoryDataStream(&tempData[0], tempData.size(), false));
#include "EnableMemoryLeakCheck.h"
// Load up the image as an Ogre CPU image object.
Ogre::Image image;
image.load(stream);
if (ogreTexture.isNull()) // If we are creating this texture for the first time, create a new Ogre::Texture object.
{
ogreAssetName = OgreRenderer::SanitateAssetIdForOgre(this->Name().toStdString()).c_str();
ogreTexture = Ogre::TextureManager::getSingleton().loadImage(ogreAssetName.toStdString(), Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, image);
}
else // If we're loading on top of an Ogre::Texture we've created before, don't lose the old Ogre::Texture object, but reuse the old.
{ // This will allow all existing materials to keep referring to this texture, and they'll get the updated texture image immediately.
ogreTexture->freeInternalResources();
if (image.getWidth() != ogreTexture->getWidth() || image.getHeight() != ogreTexture->getHeight() || image.getFormat() != ogreTexture->getFormat())
{
ogreTexture->setWidth(image.getWidth());
ogreTexture->setHeight(image.getHeight());
ogreTexture->setFormat(image.getFormat());
}
if (ogreTexture->getBuffer().isNull())
{
LogError("DeserializeFromData: Failed to create texture " + this->Name().toStdString() + ": OgreTexture::getBuffer() was null!");
return ASSET_LOAD_FAILED;
}
Ogre::PixelBox pixelBox(Ogre::Box(0,0, image.getWidth(), image.getHeight()), image.getFormat(), (void*)image.getData());
ogreTexture->getBuffer()->blitFromMemory(pixelBox);
ogreTexture->createInternalResources();
}
return ASSET_LOAD_SUCCESFULL;
}
catch (Ogre::Exception &e)
{
LogError("DeserializeFromData: Failed to create texture " + this->Name().toStdString() + ": " + std::string(e.what()));
return ASSET_LOAD_FAILED;
}
}
/* -----------------------------------------------------------------------
| build bullet height field shape and generate ogre mesh from grayscale image
|
| @param in :
| @param out: raw data of height field terrain
| ToDo: adjest grid scale, grid height, local scale, max/min height
----------------------------------------------------------------------- */
bool
buildHeightFieldTerrainFromImage(const Ogre::String& filename,
btDynamicsWorld* dynamicsWorld,
btAlignedObjectArray<btCollisionShape*>& collisionShapes,
void* &data)
{
Ogre::Image img;
try
{
img.load(filename, Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
}
catch(Ogre::Exception err)
{
LOG(err.what());
return false;
}
size_t grid_w = 65, grid_h = 65; // must be (2^N) + 1
size_t grid_max_w = 129, grid_max_h = 129; // must be (2^N) + 1
size_t img_w = img.getWidth();
size_t img_h = img.getHeight();
// validate image size is (2^N) + 1
if ((img_w-1) & (img_w-2)) img_w = grid_w;
if ((img_h-1) & (img_h-2)) img_h = grid_h;
//if (img_w > grid_max_w) img_w = grid_max_w;
//if (img_h > grid_max_h) img_h = grid_max_h;
LOG("LoadImage name=%s, width=%d, height=%d, width^2+1=%d, height^2+1=%d",
filename.c_str(), img.getWidth(), img.getHeight(), img_w, img_h);
img.resize(img_w, img_h);
size_t pixelSize = Ogre::PixelUtil::getNumElemBytes(img.getFormat());
size_t bufSize = img.getSize() / pixelSize;
data = new Ogre::Real[ bufSize ];
Ogre::Real* dest = static_cast<Ogre::Real*>(data);
memset(dest, 0, bufSize);
/*
| @ Notice the alignment problem
| - uchar to float alignment
| - pixel format in bytes as rawdata type, also affects alignment
*/
Ogre::uchar* src = img.getData();
for (size_t i=0;i<bufSize;++i)
{
dest[i] = ((Ogre::Real)src[i * pixelSize] - 127.0f)/16.0f;
}
// parameter
int upAxis = 1;
btScalar gridSpacing = 5.0f;
btScalar gridHeightScale = 0.2f;
btScalar minHeight = -10.0f;
btScalar maxHeight = 10.0f;
btScalar defaultContactProcessingThreshold = BT_LARGE_FLOAT;
btHeightfieldTerrainShape *heightfieldShape =
new btHeightfieldTerrainShape(img_w, img_h,
dest,
gridHeightScale,
minHeight, maxHeight,
upAxis, PHY_FLOAT, false);
btAssert(heightfieldShape && "null heightfield");
// shape
btVector3 localScaling(1.0f, 1.0f, 1.0f);
heightfieldShape->setLocalScaling(localScaling);
collisionShapes.push_back(heightfieldShape);
// rigidBody
btDefaultMotionState* motionState = new btDefaultMotionState(btTransform(btQuaternion(0,0,0,1),btVector3(0,0,0)));
btRigidBody::btRigidBodyConstructionInfo cInfo(0, motionState, heightfieldShape, btVector3(0,0,0));
btRigidBody* rigidBody = new btRigidBody(cInfo);
rigidBody->setContactProcessingThreshold(defaultContactProcessingThreshold);
int flags = rigidBody->getCollisionFlags();
rigidBody->setCollisionFlags(flags | btCollisionObject::CF_DISABLE_VISUALIZE_OBJECT);
dynamicsWorld->addRigidBody(rigidBody);
// add ogre height field mesh
Ogre::SceneManager* sceneMgr = Ogre::Root::getSingletonPtr()->getSceneManager("DefaultSceneManager");
btAssert(sceneMgr);
Ogre::ManualObject* obj = sceneMgr->createManualObject("btHeightFieldEntity");
btVector3 aabbMin, aabbMax;
heightfieldShape->getAabb(btTransform(btQuaternion(0,0,0,1),btVector3(0,0,0)), aabbMin, aabbMax);
btHeightFieldProcessor callback(obj, "DefaultPlane");
heightfieldShape->processAllTriangles(&callback, aabbMin, aabbMax);
sceneMgr->getRootSceneNode()->attachObject(obj);
return true;
}
void
BrushSelector::OnPixmapListSelected(wxTreeEvent& event)
{
try
{
// 以下是改成定义文件后的修改
// mPaintInOneGrid = false;
// 保存当前选中的纹理的大小
int selectedTexXSize = 0;
int selectedTexZSize = 0;
// 当画刷被选中时，要进行判断
wxTreeItemId itemId = event.GetItem();
wxTreeItemId rootId = mBrushesTree->GetRootItem();
// 如果选中根，就返回
if ( itemId == rootId )
{
// 选中根目录名时，所有选项都变灰
mFlipHorizontal->Enable(false);
mFlipVertical->Enable(false);
mRotateRightAngle->Enable(false);
mMirrorDiagonal->Enable(false);
mRandom->Enable(false);
mEnablePreview->Enable(false);
// 缩略图用黑白图
mBrushesPreview->SetBitmap(mBlackWhitePreviewImage);
return;
}
if (itemId.IsOk())
{
mCurrentOrientationType = 0;
// 如果选项的父是root，说明该画刷是放在根目录下的，也有可能是根目录下的子目录
if ( mBrushesTree->GetItemParent(itemId) == rootId )
{
mCurrentFileName = mBrushesTree->GetItemText(itemId);
}
else
{
// 以下处理不是放在根目录下的画刷
wxTreeItemId parentId = mBrushesTree->GetItemParent(itemId);
mCurrentFileName = mBrushesTree->GetItemText(itemId);
// 以此取出父目录的目录名，组合成相对路径名，并加上文件名
while ( parentId != rootId )
{
wxString parentText = mBrushesTree->GetItemText(parentId);
parentText += '/';
mCurrentFileName.Prepend( parentText );
parentId = mBrushesTree->GetItemParent(parentId);
}
}
// 如果名字中有.，说明是文件名，不是目录名
if ( mCurrentFileName.find_first_of('|') != wxString::npos )
{
mFlipHorizontal->Enable(true);
mFlipVertical->Enable(true);
mRotateRightAngle->Enable(true);
mMirrorDiagonal->Enable(true);
mRandom->Enable(true);
mEnablePreview->Enable(true);
Ogre::String currentFileName(mCurrentFileName.c_str());
size_t pos = currentFileName.find_last_of('/');
// 取出brush名称
Ogre::String brushName = currentFileName.substr(0,pos);
Ogre::String textureName = currentFileName.substr(pos+1);
const Fairy::TextureInfos ¤tPaintInfos =
GetSceneManipulator()->getTextureInfos(brushName);
const Fairy::TextureInfo ¤tPaintInfo = GetSceneManipulator()->getTextureInfo(brushName, textureName);
Ogre::Image *previewImage = GetSceneManipulator()->getPreviewImage(currentPaintInfo.ownerTextureName);
// 组成纹理信息字符串
Ogre::String texInfoString;
texInfoString += currentPaintInfo.ownerTextureName;
texInfoString += "|";
texInfoString += Ogre::StringConverter::toString(currentPaintInfo.height);
texInfoString += "|";
texInfoString += Ogre::StringConverter::toString(currentPaintInfo.width);
texInfoString += "|";
texInfoString += Ogre::StringConverter::toString(currentPaintInfo.leftCorner);
texInfoString += "|";
texInfoString += Ogre::StringConverter::toString(currentPaintInfo.topCorner);
texInfoString += "|";
texInfoString += Ogre::StringConverter::toString(previewImage->getHeight());
texInfoString += "|";
texInfoString += Ogre::StringConverter::toString(previewImage->getWidth());
texInfoString += "|";
texInfoString += Ogre::StringConverter::toString(currentPaintInfo.rotateType);
Fairy::Action* action = GetSceneManipulator()->_getAction("SimplePaintAction");
action->setParameter( "%TextureName", "InputBegin" );
action->setParameter( "%TextureName", AS_STRING(texInfoString) );
action->setParameter( "%OrientationType", Ogre::StringConverter::toString(mCurrentOrientationType) );
if ( (currentPaintInfo.width > 1 || currentPaintInfo.height > 1) && !mPaintInOneGrid )
{
action->setParameter( "%TexNormalSize", "false" );
mFlipHorizontal->Enable(false);
mFlipVertical->Enable(false);
mRotateRightAngle->Enable(false);
mMirrorDiagonal->Enable(false);
mRandom->Enable(false);
}
else
{
action->setParameter("%TexNormalSize","true");
}
GetSceneManipulator()->setActiveAction(action);
buildPreviewBitmap(currentPaintInfo);
if ( mEnablePreview->IsChecked() == false )
{
// 如果不显示缩略图，就显示默认的黑白图
mBrushesPreview->SetBitmap(mBlackWhitePreviewImage);
}
}
// 如果名字中有.，说明不是文件名，是目录名
else
{
mFlipHorizontal->Enable(false);
mFlipVertical->Enable(false);
mRotateRightAngle->Enable(false);
mMirrorDiagonal->Enable(false);
mRandom->Enable(false);
mEnablePreview->Enable(true);
// 把整个目录的纹理进行判断，并加入到透明纹理列表
const Fairy::Action* action = OnStartAutoTexAction(itemId, mCurrentFileName);
if ( action != 0 )
{
// 从该组纹理的实心纹理中随机用一个来做为缩略图
// 读取这张纹理，并缩放到mPreviewImageWidth*mPreviewImageHeight，用于缩略图
// Ogre::String tempTexName = action->getParameter( "%TextureName" );
const Fairy::TextureInfos ¤tPaintInfos =
GetSceneManipulator()->getTextureInfos(mCurrentFileName.c_str());
// const Fairy::TextureInfo ¤tPaintInfo = currentPaintInfos[0];
// 构建preview image
buildPreviewBitmap(currentPaintInfos[0]);
}
else
{
mEnablePreview->Enable(false);
mBrushesPreview->SetBitmap(mBlackWhitePreviewImage);
}
if ( mEnablePreview->IsChecked() == false )
{
// 如果不显示缩略图，就显示默认的黑白图
mBrushesPreview->SetBitmap(mBlackWhitePreviewImage);
}
}
}
// 让所有的checkbox回复未选择的状态
mFlipHorizontal->SetValue(false);
mFlipVertical->SetValue(false);
mRotateRightAngle->SetValue(false);
mMirrorDiagonal->SetValue(false);
mRandom->SetValue(false);
}
catch (Ogre::Exception &e)
{
wxMessageBox(
e.getDescription().c_str(),
/* _("Texture Wrong")*/wxT("纹理定义出错或找不到纹理图片"),
wxOK|wxCENTRE|wxICON_ERROR, this);
}
}
void
Terrain::_createAtlasPixmap(size_t pixmapId)
{
const TerrainData::Pixmap& pixmap = mData->mPixmaps[pixmapId];
size_t textureId = pixmap.textureId;
assert(textureId < mData->mTextures.size());
const Ogre::String& textureName = mData->mTextures[textureId];
// If the atlas texture already exist, use it.
AtlasArray::const_iterator it;
for (it = mAtlases.begin(); it != mAtlases.end(); ++it)
{
if (it->texture->getName() == textureName)
break;
}
if (it != mAtlases.end())
{
// Fill up atlas pixmap info
size_t atlasId = it - mAtlases.begin() + 1;
mAtlasPixmaps[pixmapId].atlasId = atlasId;
mAtlasPixmaps[pixmapId].left = pixmap.left;
mAtlasPixmaps[pixmapId].top = pixmap.top;
mAtlasPixmaps[pixmapId].right = pixmap.right;
mAtlasPixmaps[pixmapId].bottom = pixmap.bottom;
return;
}
// If texture already loaded and is composited, use it without any modify.
Ogre::TexturePtr texture = Ogre::TextureManager::getSingleton().getByName(textureName);
if (!texture.isNull() &&
(texture->getWidth() > mAtlasPixmapSize || texture->getHeight() > mAtlasPixmapSize))
{
mAtlases.push_back(Atlas());
Atlas& atlas = mAtlases.back();
atlas.texture = texture;
// Fill up atlas pixmap info
size_t atlasId = mAtlases.size();
mAtlasPixmaps[pixmapId].atlasId = atlasId;
mAtlasPixmaps[pixmapId].left = pixmap.left;
mAtlasPixmaps[pixmapId].top = pixmap.top;
mAtlasPixmaps[pixmapId].right = pixmap.right;
mAtlasPixmaps[pixmapId].bottom = pixmap.bottom;
return;
}
// Load the image
Ogre::Image image;
image.load(textureName, BRUSH_RESOURCE_GROUP_NAME);
// If the image is composited, use it without any modify.
if (image.getWidth() > mAtlasPixmapSize || image.getHeight() > mAtlasPixmapSize)
{
mAtlases.push_back(Atlas());
Atlas& atlas = mAtlases.back();
// re-use the loaded image avoid load it again
atlas.texture =
Ogre::TextureManager::getSingleton()
.loadImage(textureName, BRUSH_RESOURCE_GROUP_NAME, image);
// Fill up atlas pixmap info
size_t atlasId = mAtlases.size();
mAtlasPixmaps[pixmapId].atlasId = atlasId;
mAtlasPixmaps[pixmapId].left = pixmap.left;
mAtlasPixmaps[pixmapId].top = pixmap.top;
mAtlasPixmaps[pixmapId].right = pixmap.right;
mAtlasPixmaps[pixmapId].bottom = pixmap.bottom;
return;
}
// Composite into the atlas texture.
bool isTransparent = image.getHasAlpha();
AtlasAllocInfo& allocInfo = isTransparent ? mTransparentAtlasAllocInfo : mSolidAtlasAllocInfo;
if (allocInfo.blockId >= mMaxAtlasBlockId)
{
// Use special name to avoid confuse with other reference with this texture
Ogre::String atlasName = "<Terrain/Atlas>:" + Ogre::StringConverter::toString(mAtlases.size());
mAtlases.push_back(Atlas());
Atlas& atlas = mAtlases.back();
Ogre::PixelFormat pixelFormat = isTransparent ? Ogre::PF_A8R8G8B8 : Ogre::PF_X8R8G8B8;
atlas.image.bind(new Ogre::Image);
atlas.image->loadDynamicImage(0, mAtlasTextureSize, mAtlasTextureSize, 1, pixelFormat, true, 1, mAtlasNumMipMaps);
memset(atlas.image->getData(), 0, atlas.image->getSize());
atlas.texture =
Ogre::TextureManager::getSingleton().createManual(atlasName,
BRUSH_RESOURCE_GROUP_NAME, Ogre::TEX_TYPE_2D,
atlas.image->getWidth(), atlas.image->getHeight(),
mAtlasNumMipMaps, atlas.image->getFormat(),
Ogre::TU_DYNAMIC_WRITE_ONLY_DISCARDABLE,
this);
allocInfo.atlasId = mAtlases.size();
allocInfo.blockId = 0;
}
// Copy origin pixmap to atlas image
Atlas& atlas = mAtlases[allocInfo.atlasId - 1];
int blockX = allocInfo.blockId % mAtlasBlockSize;
int blockY = allocInfo.blockId / mAtlasBlockSize;
Ogre::PixelBox dst = atlas.image->getPixelBox().getSubVolume(Ogre::Box(
blockX * mAtlasPixmapSize,
blockY * mAtlasPixmapSize,
blockX * mAtlasPixmapSize + mAtlasPixmapSize,
blockY * mAtlasPixmapSize + mAtlasPixmapSize));
Ogre::PixelBox src = image.getPixelBox().getSubVolume(Ogre::Box(
fast_ifloor(pixmap.left * image.getWidth() + 0.5f),
fast_ifloor(pixmap.top * image.getHeight() + 0.5f),
fast_ifloor(pixmap.right * image.getWidth() + 0.5f),
fast_ifloor(pixmap.bottom * image.getHeight() + 0.5f)));
if (src.getWidth() == mAtlasPixmapSize && src.getHeight() == mAtlasPixmapSize)
Ogre::PixelUtil::bulkPixelConversion(src, dst);
else
Ogre::Image::scale(src, dst);
// Generate mipmaps manual
for (size_t mipmap = 1; mipmap <= mAtlasNumMipMaps; ++mipmap)
{
src = dst;
size_t pixmapSize = mAtlasPixmapSize >> mipmap;
dst = atlas.image->getPixelBox(0, mipmap).getSubVolume(Ogre::Box(
blockX * pixmapSize,
blockY * pixmapSize,
blockX * pixmapSize + pixmapSize,
blockY * pixmapSize + pixmapSize));
Ogre::Image::scale(src, dst);
}
// Notify that the atlas texture need to reload
if (atlas.texture->isLoaded())
atlas.texture->unload();
++allocInfo.blockId;
// Fill up atlas pixmap info
mAtlasPixmaps[pixmapId].atlasId = allocInfo.atlasId;
mAtlasPixmaps[pixmapId].left = blockX * mAtlasBlockTexCoordInc + 0.5f / mAtlasTextureSize;
mAtlasPixmaps[pixmapId].top = blockY * mAtlasBlockTexCoordInc + 0.5f / mAtlasTextureSize;
mAtlasPixmaps[pixmapId].right = mAtlasPixmaps[pixmapId].left + mAtlasBlockTexCoordInc - 1.0f / mAtlasTextureSize;
mAtlasPixmaps[pixmapId].bottom = mAtlasPixmaps[pixmapId].top + mAtlasBlockTexCoordInc - 1.0f / mAtlasTextureSize;
}
void SaveGameDialog::onSlotSelected(MyGUI::ListBox *sender, size_t pos)
{
if (pos == MyGUI::ITEM_NONE)
{
mCurrentSlot = NULL;
mInfoText->setCaption("");
mScreenshot->setImageTexture("");
return;
}
if (mSaving)
mSaveNameEdit->setCaption(sender->getItemNameAt(pos));
mCurrentSlot = NULL;
unsigned int i=0;
for (MWState::Character::SlotIterator it = mCurrentCharacter->begin(); it != mCurrentCharacter->end(); ++it, ++i)
{
if (i == pos)
mCurrentSlot = &*it;
}
assert(mCurrentSlot && "Can't find selected slot");
std::stringstream text;
time_t time = mCurrentSlot->mTimeStamp;
struct tm* timeinfo;
timeinfo = localtime(&time);
// Use system/environment locale settings for datetime formatting
setlocale(LC_TIME, "");
const int size=1024;
char buffer[size];
if (std::strftime(buffer, size, "%x %X", timeinfo) > 0)
text << buffer << "\n";
text << "Level " << mCurrentSlot->mProfile.mPlayerLevel << "\n";
text << mCurrentSlot->mProfile.mPlayerCell << "\n";
// text << "Time played: " << slot->mProfile.mTimePlayed << "\n";
int hour = int(mCurrentSlot->mProfile.mInGameTime.mGameHour);
bool pm = hour >= 12;
if (hour >= 13) hour -= 12;
if (hour == 0) hour = 12;
text
<< mCurrentSlot->mProfile.mInGameTime.mDay << " "
<< MWBase::Environment::get().getWorld()->getMonthName(mCurrentSlot->mProfile.mInGameTime.mMonth)
<< " " << hour << " " << (pm ? "#{sSaveMenuHelp05}" : "#{sSaveMenuHelp04}");
mInfoText->setCaptionWithReplacing(text.str());
// Decode screenshot
std::vector<char> data = mCurrentSlot->mProfile.mScreenshot; // MemoryDataStream doesn't work with const data :(
Ogre::DataStreamPtr stream(new Ogre::MemoryDataStream(&data[0], data.size()));
Ogre::Image image;
image.load(stream, "jpg");
const std::string textureName = "@savegame_screenshot";
Ogre::TexturePtr texture;
texture = Ogre::TextureManager::getSingleton().getByName(textureName);
mScreenshot->setImageTexture("");
if (texture.isNull())
{
texture = Ogre::TextureManager::getSingleton().createManual(textureName,
Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME,
Ogre::TEX_TYPE_2D,
image.getWidth(), image.getHeight(), 0, Ogre::PF_BYTE_RGBA, Ogre::TU_DYNAMIC_WRITE_ONLY);
}
texture->unload();
texture->setWidth(image.getWidth());
texture->setHeight(image.getHeight());
texture->loadImage(image);
mScreenshot->setImageTexture(textureName);
}
void
MaterialPreviewDialog::buildPreviewBitmap( const Ogre::String &texName )
{
const Ogre::uchar BytePerPixel = 8;
// 读取原始image
Ogre::Image *oriImage = getPreviewImage(texName);
// 源大纹理的大小
size_t oriImageHeight = oriImage->getHeight();
size_t oriImageWidth = oriImage->getWidth();
Ogre::uchar *oriImageData = oriImage->getData();
// 分配一个足够大的空间来保存新建的image的数据
size_t newImagegetRowSpan = oriImageWidth*oriImage->getBPP()/BytePerPixel; // 新建的image的行宽（单位为字节）
Ogre::uchar *newImageData = new Ogre::uchar[oriImageHeight*newImagegetRowSpan];
Ogre::uchar *newImageDataPointer = newImageData;
Ogre::uchar *oriImagedataPointer = oriImageData;
// 把所选的纹理的数据提取出来，并创建一个新的image
for ( Ogre::uint i=0; i<oriImageHeight; ++i )
{
memcpy(newImageDataPointer, oriImagedataPointer, newImagegetRowSpan);
newImageDataPointer += newImagegetRowSpan;
oriImagedataPointer += oriImage->getRowSpan();
}
Ogre::Image newImage;
newImage.loadDynamicImage(newImageData,oriImageWidth,oriImageHeight,1,oriImage->getFormat(),true);
// 如果所选纹理大于64*64，就先resize
if ( oriImageWidth > mPreviewImageWidth || oriImageHeight > mPreviewImageHeight )
newImage.resize(mPreviewImageWidth, mPreviewImageHeight);
// 如果有alpha，要与黑白图进行混合
if ( newImage.getHasAlpha() )
{
Ogre::uchar *tempPtr = newImage.getData();
assert (tempPtr);
for ( size_t i=0; i<mPreviewImageHeight; ++i )
for ( size_t j=0; j<mPreviewImageWidth; ++j )
{
// 取出alpha值
float alphaValue = (float)tempPtr[3] / 255.0f;
// 计算出经过alpha混合后的颜色值
unsigned char r = tempPtr[2] * alphaValue;
unsigned char g = tempPtr[1] * alphaValue;
unsigned char b = tempPtr[0] * alphaValue;
// 设置到image中
mCurrentPreviewImage.SetRGB(j,i,r,g,b);
tempPtr += 4;
}
// 要把指针移回到图片数据的
tempPtr -= mPreviewImageHeight * mPreviewImageWidth * 4;
// 设置到缩略图控件中
}
// 没有alpha，就直接拷贝数据
else
{
memcpy ( mCurrentPreviewImage.GetData(), newImage.getData(), newImage.getSize() );
}
}
// ----------------------------------------------------------------------
void FontSerializer::exportFont(const Font *pFont, const Ogre::String &fileName)
{
// Open/create the file
mpfFile = fopen(fileName.c_str(), "wb");
if (!mpfFile)
{
// Throw an error if the file was not found, or was not possible to read
SONETTO_THROW("A file was not found!");
}
fwrite(&Font::mFourCC, sizeof(uint32), 1, mpfFile);
fwrite(&pFont->mVersion, sizeof(uint32), 1, mpfFile);
fwrite(&pFont->mEncode, sizeof(uint32), 1, mpfFile);
fwrite(&pFont->mVerticalOffsetTop, sizeof(float), 1, mpfFile);
fwrite(&pFont->mVerticalOffsetBottom, sizeof(float), 1, mpfFile);
fwrite(&pFont->mHorizontalScale, sizeof(float), 1, mpfFile);
saveString(pFont->mIName);
if(pFont->mMaterial.isNull())
SONETTO_THROW("Material does not exist");
Ogre::Pass * pass = pFont->mMaterial->getTechnique(0)->getPass(0);
bool has_separate_blend = pass->hasSeparateSceneBlending();
uint32 mat_scene_blend_source = (uint32)pass->getSourceBlendFactor();
uint32 mat_scene_blend_dest = (uint32)pass->getDestBlendFactor();
uint32 mat_scene_blend_source_a = (uint32)pass->getSourceBlendFactorAlpha();
uint32 mat_scene_blend_dest_a = (uint32)pass->getDestBlendFactorAlpha();
fwrite(&has_separate_blend, sizeof(bool), 1, mpfFile);
fwrite(&mat_scene_blend_source, sizeof(uint32), 1, mpfFile);
fwrite(&mat_scene_blend_dest, sizeof(uint32), 1, mpfFile);
fwrite(&mat_scene_blend_source_a, sizeof(uint32), 1, mpfFile);
fwrite(&mat_scene_blend_dest_a, sizeof(uint32), 1, mpfFile);
uint32 mat_alpha_reject_func = (uint32)pass->getAlphaRejectFunction();
uint8 mat_alpha_reject_val = (uint8)pass->getAlphaRejectValue();
bool map_alpha_reject_atc = pass->isAlphaToCoverageEnabled();
fwrite(&mat_alpha_reject_func, sizeof(uint32), 1, mpfFile);
fwrite(&mat_alpha_reject_val, sizeof(uint8), 1, mpfFile);
fwrite(&map_alpha_reject_atc, sizeof(bool), 1, mpfFile);
Ogre::TextureUnitState * texunit = pass->getTextureUnitState(0);
Ogre::TextureUnitState::UVWAddressingMode tex_address_mode_uvw = texunit->getTextureAddressingMode();
uint32 tex_address_mode_u = (uint32)tex_address_mode_uvw.u;
uint32 tex_address_mode_v = (uint32)tex_address_mode_uvw.v;
uint32 tex_address_mode_w = (uint32)tex_address_mode_uvw.w;
uint32 tex_filtering_min = (uint32)texunit->getTextureFiltering(Ogre::FT_MIN);
uint32 tex_filtering_mag = (uint32)texunit->getTextureFiltering(Ogre::FT_MAG);
Ogre::ColourValue tex_border_color = texunit->getTextureBorderColour();
fwrite(&tex_address_mode_u,sizeof(uint32), 1, mpfFile);
fwrite(&tex_address_mode_v,sizeof(uint32), 1, mpfFile);
fwrite(&tex_address_mode_w,sizeof(uint32), 1, mpfFile);
fwrite(&tex_filtering_min,sizeof(uint32), 1, mpfFile);
fwrite(&tex_filtering_mag,sizeof(uint32), 1, mpfFile);
fwrite(tex_border_color.ptr(),sizeof(float)*4, 1, mpfFile);
uint32 colsize = (uint32)pFont->mColorList.size();
fwrite(&colsize,sizeof(uint32), 1, mpfFile);
for(uint32 i = 0; i != colsize; ++i)
{
fwrite(pFont->mColorList[i].ptr(),sizeof(float)*4, 1, mpfFile);
}
for(uint32 i = 0; i != 256; ++i)
{
FontGlyph glyph = pFont->mGlyph[i];
fwrite(&glyph, sizeof(FontGlyph), 1,mpfFile);
}
Ogre::Image * tex = pFont->mFontImage;
size_t uWidth = tex->getWidth();
size_t uHeight = tex->getHeight();
size_t uDepth = tex->getDepth();
size_t eFormat = (uint32)tex->getFormat();
size_t numFaces = tex->getNumFaces();
size_t numMipMaps = tex->getNumMipmaps();
fwrite(&uWidth, sizeof(size_t), 1, mpfFile);
fwrite(&uHeight, sizeof(size_t), 1, mpfFile);
fwrite(&uDepth, sizeof(size_t), 1, mpfFile);
fwrite(&eFormat, sizeof(size_t), 1, mpfFile);
fwrite(&numFaces, sizeof(size_t), 1, mpfFile);
fwrite(&numMipMaps, sizeof(size_t), 1, mpfFile);
size_t texdatasize = Ogre::Image::calculateSize(numMipMaps,
numFaces,
uWidth,
uHeight,
uDepth,
(Ogre::PixelFormat)eFormat);
fwrite(tex->getData(),texdatasize, 1,mpfFile);
}
void
MaterialPreviewDialog::buildPreviewBitmap( const Ogre::String &texName )
{
const Ogre::uchar BytePerPixel = 8;
// 读取原始image
Ogre::Image *oriImage = getPreviewImage(texName);
// 源大纹理的大小
size_t oriImageHeight = oriImage->getHeight();
size_t oriImageWidth = oriImage->getWidth();
Ogre::uchar *oriImageData = oriImage->getData();
// 分配一个足够大的空间来保存新建的image的数据
size_t newImagegetRowSpan = oriImageWidth*oriImage->getBPP()/BytePerPixel; // 新建的image的行宽（单位为字节）
Ogre::uchar *newImageData = OGRE_ALLOC_T(Ogre::uchar, oriImageHeight*newImagegetRowSpan, Ogre::MEMCATEGORY_GENERAL);//new Ogre::uchar[oriImageHeight*newImagegetRowSpan];
Ogre::uchar *newImageDataPointer = newImageData;
Ogre::uchar *oriImagedataPointer = oriImageData;
// 把所选的纹理的数据提取出来，并创建一个新的image
for ( Ogre::uint i=0; i<oriImageHeight; ++i )
{
memcpy(newImageDataPointer, oriImagedataPointer, newImagegetRowSpan);
newImageDataPointer += newImagegetRowSpan;
oriImagedataPointer += oriImage->getRowSpan();
}
Ogre::Image newImage;
newImage.loadDynamicImage(newImageData,oriImageWidth,oriImageHeight,1,oriImage->getFormat(),true);
// 如果所选纹理大于64*64，就先resize
if ( oriImageWidth > mPreviewImageWidth || oriImageHeight > mPreviewImageHeight )
newImage.resize(mPreviewImageWidth, mPreviewImageHeight);
// 如果有alpha，要与黑白图进行混合
if ( newImage.getHasAlpha() )
{
Ogre::ColourValue col;
for ( int i=0; i<mPreviewImageWidth; ++i )
{
for ( int j=0; j<mPreviewImageWidth; ++j )
{
col = newImage.getColourAt(j,i,0);
float alphaValue = col.a;
unsigned char r = col.r*255 * alphaValue;
unsigned char g = col.g*255 * alphaValue;
unsigned char b = col.b*255 * alphaValue;
// 设置到image中
mCurrentPreviewImage.SetRGB(j,i,r,g,b);
}
}
}
// 没有alpha，就直接拷贝数据
else
{
Ogre::ColourValue col;
for ( int i=0; i<mPreviewImageWidth; ++i )
{
for ( int j=0; j<mPreviewImageWidth; ++j )
{
col = newImage.getColourAt(j,i,0);
unsigned char r = col.r*255;
unsigned char g = col.g*255;
unsigned char b = col.b*255;
// 设置到image中
mCurrentPreviewImage.SetRGB(j,i,r,g,b);
}
}
}
}
void GlobalMap::read(ESM::GlobalMap& map)
{
const ESM::GlobalMap::Bounds& bounds = map.mBounds;
if (bounds.mMaxX-bounds.mMinX < 0)
return;
if (bounds.mMaxY-bounds.mMinY < 0)
return;
if (bounds.mMinX > bounds.mMaxX
|| bounds.mMinY > bounds.mMaxY)
throw std::runtime_error("invalid map bounds");
Ogre::Image image;
Ogre::DataStreamPtr stream(new Ogre::MemoryDataStream(&map.mImageData[0], map.mImageData.size()));
image.load(stream, "png");
int xLength = (bounds.mMaxX-bounds.mMinX+1);
int yLength = (bounds.mMaxY-bounds.mMinY+1);
// Size of one cell in image space
int cellImageSizeSrc = image.getWidth() / xLength;
if (int(image.getHeight() / yLength) != cellImageSizeSrc)
throw std::runtime_error("cell size must be quadratic");
// If cell bounds of the currently loaded content and the loaded savegame do not match,
// we need to resize source/dest boxes to accommodate
// This means nonexisting cells will be dropped silently
int cellImageSizeDst = mCellSize;
// Completely off-screen? -> no need to blit anything
if (bounds.mMaxX < mMinX
|| bounds.mMaxY < mMinY
|| bounds.mMinX > mMaxX
|| bounds.mMinY > mMaxY)
return;
int leftDiff = (mMinX - bounds.mMinX);
int topDiff = (bounds.mMaxY - mMaxY);
int rightDiff = (bounds.mMaxX - mMaxX);
int bottomDiff = (mMinY - bounds.mMinY);
Ogre::Image::Box srcBox ( std::max(0, leftDiff * cellImageSizeSrc),
std::max(0, topDiff * cellImageSizeSrc),
std::min(image.getWidth(), image.getWidth() - rightDiff * cellImageSizeSrc),
std::min(image.getHeight(), image.getHeight() - bottomDiff * cellImageSizeSrc));
Ogre::Image::Box destBox ( std::max(0, -leftDiff * cellImageSizeDst),
std::max(0, -topDiff * cellImageSizeDst),
std::min(mOverlayTexture->getWidth(), mOverlayTexture->getWidth() + rightDiff * cellImageSizeDst),
std::min(mOverlayTexture->getHeight(), mOverlayTexture->getHeight() + bottomDiff * cellImageSizeDst));
// Looks like there is no interface for blitting from memory with src/dst boxes.
// So we create a temporary texture for blitting.
Ogre::TexturePtr tex = Ogre::TextureManager::getSingleton().createManual("@temp",
Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, Ogre::TEX_TYPE_2D, image.getWidth(),
image.getHeight(), 0, Ogre::PF_A8B8G8R8);
tex->loadImage(image);
mOverlayTexture->load();
mOverlayTexture->getBuffer()->blit(tex->getBuffer(), srcBox, destBox);
if (srcBox.left == destBox.left && srcBox.right == destBox.right
&& srcBox.top == destBox.top && srcBox.bottom == destBox.bottom
&& int(image.getWidth()) == mWidth && int(image.getHeight()) == mHeight)
mOverlayImage = image;
else
mOverlayTexture->convertToImage(mOverlayImage);
Ogre::TextureManager::getSingleton().remove("@temp");
}
const Fairy::Action *
BrushSelector::OnStartAutoTexAction( const wxTreeItemId &itemId, const wxString &brushName )
{
// 启动自动纹理拼接action
Fairy::Action* action = GetSceneManipulator()->_getAction("AutoTexPaintAction");
// 获取组的名称
wxString groupName = mBrushesTree->GetItemText(itemId);
// 设置当前组的名称
action->setParameter( "%GroupName", AS_STRING(brushName) );
// 把之前的路径加上去
wxTreeItemId parentId = mBrushesTree->GetItemParent(itemId);
wxTreeItemId rootId = mBrushesTree->GetRootItem();
while ( parentId != rootId )
{
wxString parentText = mBrushesTree->GetItemText(parentId);
parentText += '/';
groupName.Prepend( parentText );
parentId = mBrushesTree->GetItemParent(parentId);
}
groupName += "/";
// 获取该目录下的第一个节点
wxTreeItemIdValue dummy;
wxTreeItemId childId = mBrushesTree->GetFirstChild(itemId,dummy);
while ( childId.IsOk() == true )
{
// 遍历每个节点，设置纹理名称
wxString texName = mBrushesTree->GetItemText(childId);
childId = mBrushesTree->GetNextChild(itemId,dummy);
if ( texName.find('|') == wxString::npos )
continue;
action->setParameter( "%TextureName", AS_STRING(texName) );
}
// 输入InputFinish表示纹理名称输入完毕
action->setParameter( "%TextureName", "InputFinish" );
// 判断纹理是否正确地进行了初始化
if ( action->getParameter("%IsInit") == "Yes" )
{
GetSceneManipulator()->setActiveAction(action);
return action;
}
else
{
// 启用simplepaintAction
action = GetSceneManipulator()->_getAction("SimplePaintAction");
action->setParameter( "%TextureName", "InputBegin" );
// 获取该目录下的第一个节点
wxTreeItemIdValue dummy;
wxTreeItemId childId = mBrushesTree->GetFirstChild(itemId,dummy);
while ( childId.IsOk() == true )
{
// 遍历每个节点，设置纹理名称
wxString texName = mBrushesTree->GetItemText(childId);
childId = mBrushesTree->GetNextChild(itemId,dummy);
if ( texName.find('|') == wxString::npos )
continue;
const Fairy::TextureInfos ¤tPaintInfos =
GetSceneManipulator()->getTextureInfos(mCurrentFileName.c_str());
const Fairy::TextureInfo ¤tPaintInfo =
GetSceneManipulator()->getTextureInfo(mCurrentFileName.c_str(), texName.c_str());
Ogre::Image *previewImage = GetSceneManipulator()->getPreviewImage(currentPaintInfo.ownerTextureName);
// 组成纹理信息字符串
Ogre::String texInfoString;
texInfoString += currentPaintInfo.ownerTextureName;
texInfoString += "|";
texInfoString += Ogre::StringConverter::toString(currentPaintInfo.height);
texInfoString += "|";
texInfoString += Ogre::StringConverter::toString(currentPaintInfo.width);
texInfoString += "|";
texInfoString += Ogre::StringConverter::toString(currentPaintInfo.leftCorner);
texInfoString += "|";
texInfoString += Ogre::StringConverter::toString(currentPaintInfo.topCorner);
texInfoString += "|";
texInfoString += Ogre::StringConverter::toString(previewImage->getHeight());
texInfoString += "|";
texInfoString += Ogre::StringConverter::toString(previewImage->getWidth());
texInfoString += "|";
texInfoString += Ogre::StringConverter::toString(currentPaintInfo.rotateType);
action->setParameter( "%TextureName", AS_STRING(texInfoString) );
// 这里有个错误？？，因为没有设置该纹理是否为普通纹理大小，所以如果这一个组中有一个大纹理，那么
// 它可能会只缩放到一格
}
if ( action->getParameter("%IsInit") == "Yes" )
{
GetSceneManipulator()->setActiveAction(action);
return action;
}
else
{
// 为能成功初始化，先把active action设为NULL
GetSceneManipulator()->setActiveAction(NULL);
return NULL;
}
}
}