mirror of
https://github.com/TorqueGameEngines/Torque3D.git
synced 2026-01-19 20:24:49 +00:00
63682c43ec
Generating image previews of image assets was failing DDS remove redundant check for stream status. STB requires the file to be free before being written to, move check to make sure we can open the path into gBitmap and remove FileStream checks from everywhere else.
1290 lines
38 KiB
C++
1290 lines
38 KiB
C++
//-----------------------------------------------------------------------------
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// Copyright (c) 2012 GarageGames, LLC
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//-----------------------------------------------------------------------------
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#include "platform/platform.h"
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#include "gfx/gFont.h"
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#include "core/resourceManager.h"
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#include "core/stream/fileStream.h"
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#include "core/strings/unicode.h"
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#include "core/strings/findMatch.h"
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#include "core/strings/stringFunctions.h"
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#include "core/util/endian.h"
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#include "core/util/safeDelete.h"
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#include "console/console.h"
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#include "console/engineAPI.h"
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#include "platform/threads/mutex.h"
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#include "zlib/zlib.h"
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GFX_ImplementTextureProfile(GFXFontTextureProfile,
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GFXTextureProfile::DiffuseMap,
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GFXTextureProfile::PreserveSize |
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GFXTextureProfile::Static |
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GFXTextureProfile::KeepBitmap |
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GFXTextureProfile::NoMipmap,
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GFXTextureProfile::NONE);
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template<> void *Resource<GFont>::create(const Torque::Path &path)
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{
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#ifdef TORQUE_DEBUG_RES_MANAGER
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Con::printf( "Resource<GFont>::create - [%s]", path.getFullPath().c_str() );
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#endif
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return GFont::load( path );
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}
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template<> ResourceBase::Signature Resource<GFont>::signature()
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{
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return MakeFourCC('f','o','n','t');
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}
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/// Used for repacking in GFont::importStrip.
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struct GlyphMap
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{
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U32 charId;
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GBitmap *bitmap;
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};
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static S32 QSORT_CALLBACK GlyphMapCompare(const void *a, const void *b)
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{
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S32 ha = ((GlyphMap *) a)->bitmap->getHeight();
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S32 hb = ((GlyphMap *) b)->bitmap->getHeight();
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return hb - ha;
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}
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const U32 GFont::csm_fileVersion = 3;
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String GFont::getFontCacheFilename(const String &faceName, U32 size)
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{
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return String::ToString("%s/%s %d (%s).uft",
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Con::getVariable("$GUI::fontCacheDirectory"), faceName.c_str(), size, getCharSetName(0));
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}
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GFont* GFont::load( const Torque::Path& path )
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{
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FileStream stream;
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stream.open( path.getFullPath(), Torque::FS::File::Read );
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if ( stream.getStatus() != Stream::Ok )
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return NULL;
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GFont *ret = new GFont;
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ret->mGFTFile = path;
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if(!ret->read(stream))
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{
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Con::errorf( "GFont::load - error reading '%s'", path.getFullPath().c_str() );
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SAFE_DELETE(ret);
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}
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else
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{
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PlatformFont *platFont = createPlatformFont(ret->getFontFaceName(), ret->getFontSize(), ret->getFontCharSet());
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if ( platFont == NULL )
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{
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Con::errorf( "GFont::load - error creating platform font for '%s'", path.getFullPath().c_str() );
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SAFE_DELETE(ret);
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}
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else
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ret->setPlatformFont(platFont);
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}
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return ret;
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}
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Resource<GFont> GFont::create(const String &faceName, U32 size, const char *cacheDirectory, U32 charset /* = TGE_ANSI_CHARSET */)
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{
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if( !cacheDirectory )
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cacheDirectory = Con::getVariable( "$GUI::fontCacheDirectory" );
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const Torque::Path path( String::ToString("%s/%s %d (%s).uft",
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cacheDirectory, faceName.c_str(), size, getCharSetName(charset)) );
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Resource<GFont> ret;
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// If the file already exists attempt to load it
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if (Torque::FS::IsFile(path.getFullPath().c_str()))
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{
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ret = ResourceManager::get().load(path);
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if (ret != NULL)
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{
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ret->mGFTFile = path;
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return ret;
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}
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}
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// Otherwise attempt to have the platform generate a new font
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PlatformFont *platFont = createPlatformFont(faceName, size, charset);
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if (platFont == NULL)
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{
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String fontName;
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#ifdef _XBOX
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//AssertFatal( false, "Font creation is not supported on the Xbox platform. Create the font files (*.uft) using the Windows/MacOS build of the project." );
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if(!faceName.equal("arial", String::NoCase) || size != 14)
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{
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return create("Arial", 14, cacheDirectory, charset);
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}
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return ret;
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#endif
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// Couldn't load the requested font. This probably will be common
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// since many unix boxes don't have arial or lucida console installed.
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// Attempt to map the font name into a font we're pretty sure exist
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// Lucida Console is a common code & console font on windows, and
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// Monaco is the recommended code & console font on mac.
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if (faceName.equal("arial", String::NoCase))
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fontName = "Helvetica";
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else if (faceName.equal("lucida console", String::NoCase))
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fontName = "Monaco";
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else if (faceName.equal("monaco", String::NoCase))
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fontName = "Courier";
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else
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return ret;
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return create(fontName, size, cacheDirectory, charset);
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}
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// Create the actual GFont and set some initial properties
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GFont *font = new GFont;
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font->mPlatformFont = platFont;
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font->mGFTFile = path;
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font->mFaceName = faceName;
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font->mSize = size;
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font->mCharSet = charset;
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font->mHeight = platFont->getFontHeight();
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font->mBaseline = platFont->getFontBaseLine();
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font->mAscent = platFont->getFontBaseLine();
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font->mDescent = platFont->getFontHeight() - platFont->getFontBaseLine();
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// Flag it to save when we exit
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font->mNeedSave = true;
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// Load the newly created font into the ResourceManager
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ret.setResource(ResourceManager::get().load(path), font);
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return ret;
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}
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//-------------------------------------------------------------------------
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GFont::GFont()
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{
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VECTOR_SET_ASSOCIATION(mCharInfoList);
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VECTOR_SET_ASSOCIATION(mTextureSheets);
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std::fill_n(mRemapTable, Font_Table_MAX,-1);
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mCurX = mCurY = mCurSheet = -1;
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mPlatformFont = NULL;
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mSize = 0;
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mCharSet = 0;
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mHeight = 0;
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mBaseline = 0;
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mAscent = 0;
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mDescent = 0;
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mNeedSave = false;
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mMutex = Mutex::createMutex();
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}
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GFont::~GFont()
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{
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if(mNeedSave)
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{
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AssertFatal( mGFTFile.getFullPath().isNotEmpty(), "GFont::~GFont - path not set" );
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FileStream stream;
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stream.open(mGFTFile, Torque::FS::File::Write);
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if(stream.getStatus() == Stream::Ok)
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write(stream);
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stream.close();
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}
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S32 i;
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for(i = 0;i < mCharInfoList.size();i++)
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{
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SAFE_DELETE_ARRAY(mCharInfoList[i].bitmapData);
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}
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for(i=0; i<mTextureSheets.size(); i++)
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mTextureSheets[i] = NULL;
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SAFE_DELETE(mPlatformFont);
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Mutex::destroyMutex(mMutex);
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}
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void GFont::dumpInfo() const
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{
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// Number and extent of mapped characters?
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U32 mapCount = 0, mapBegin=0xFFFF, mapEnd=0;
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for(U32 i=0; i<0x10000; i++)
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{
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if(mRemapTable[i] != -1)
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{
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mapCount++;
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if(i<mapBegin) mapBegin = i;
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if(i>mapEnd) mapEnd = i;
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}
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}
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// Let's write out all the info we can on this font.
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Con::printf(" '%s' %dpt", mFaceName.c_str(), mSize);
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Con::printf(" - %d texture sheets, %d mapped characters.", mTextureSheets.size(), mapCount);
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if(mapCount)
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Con::printf(" - Codepoints range from 0x%x to 0x%x.", mapBegin, mapEnd);
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else
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Con::printf(" - No mapped codepoints.");
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Con::printf(" - Platform font is %s.", (mPlatformFont ? "present" : "not present") );
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}
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//-----------------------------------------------------------------------------
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bool GFont::loadCharInfo(const UTF16 ch)
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{
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PROFILE_SCOPE(GFont_loadCharInfo);
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if(mRemapTable[ch] != -1)
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return true; // Not really an error
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if(mPlatformFont && mPlatformFont->isValidChar(ch))
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{
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Mutex::lockMutex(mMutex); // the CharInfo returned by mPlatformFont is static data, must protect from changes.
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PlatformFont::CharInfo &ci = mPlatformFont->getCharInfo(ch);
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if(ci.bitmapData)
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addBitmap(ci);
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mCharInfoList.push_back(ci);
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mRemapTable[ch] = mCharInfoList.size() - 1;
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mNeedSave = true;
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Mutex::unlockMutex(mMutex);
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return true;
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}
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return false;
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}
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void GFont::addBitmap(PlatformFont::CharInfo &charInfo)
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{
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U32 nextCurX = U32(mCurX + charInfo.width ); /*7) & ~0x3;*/
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U32 nextCurY = U32(mCurY + mPlatformFont->getFontHeight()); // + 7) & ~0x3;
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// These are here for postmortem debugging.
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bool routeA = false, routeB = false;
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if(mCurSheet == -1 || nextCurY >= TextureSheetSize)
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{
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routeA = true;
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addSheet();
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// Recalc our nexts.
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nextCurX = U32(mCurX + charInfo.width); // + 7) & ~0x3;
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nextCurY = U32(mCurY + mPlatformFont->getFontHeight()); // + 7) & ~0x3;
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}
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if( nextCurX >= TextureSheetSize)
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{
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routeB = true;
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mCurX = 0;
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mCurY = nextCurY;
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// Recalc our nexts.
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nextCurX = U32(mCurX + charInfo.width); // + 7) & ~0x3;
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nextCurY = U32(mCurY + mPlatformFont->getFontHeight()); // + 7) & ~0x3;
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}
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// Check the Y once more - sometimes we advance to a new row and run off
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// the end.
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if(nextCurY >= TextureSheetSize)
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{
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routeA = true;
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addSheet();
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// Recalc our nexts.
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nextCurX = U32(mCurX + charInfo.width); // + 7) & ~0x3;
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nextCurY = U32(mCurY + mPlatformFont->getFontHeight()); // + 7) & ~0x3;
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}
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charInfo.bitmapIndex = mCurSheet;
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charInfo.xOffset = mCurX;
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charInfo.yOffset = mCurY;
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mCurX = nextCurX;
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S32 x, y;
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GBitmap *bmp = mTextureSheets[mCurSheet].getBitmap();
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AssertFatal(bmp->getFormat() == GFXFormatA8, "GFont::addBitmap - cannot added characters to non-greyscale textures!");
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for(y = 0;y < charInfo.height;y++)
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for(x = 0;x < charInfo.width;x++)
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*bmp->getAddress(x + charInfo.xOffset, y + charInfo.yOffset) = charInfo.bitmapData[y * charInfo.width + x];
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mTextureSheets[mCurSheet].refresh();
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}
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void GFont::addSheet()
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{
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GBitmap *bitmap = new GBitmap(TextureSheetSize, TextureSheetSize, false, GFXFormatA8 );
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// Set everything to transparent.
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U8 *bits = bitmap->getWritableBits();
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dMemset(bits, 0, sizeof(U8) *TextureSheetSize*TextureSheetSize);
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GFXTexHandle handle = GFXTexHandle( bitmap, &GFXFontTextureProfile, true, avar("%s() - (line %d)", __FUNCTION__, __LINE__) );
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mTextureSheets.increment();
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mTextureSheets.last() = handle;
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mCurX = 0;
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mCurY = 0;
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mCurSheet = mTextureSheets.size() - 1;
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}
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//-----------------------------------------------------------------------------
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const PlatformFont::CharInfo &GFont::getCharInfo(const UTF16 in_charIndex)
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{
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PROFILE_SCOPE(GFont_getCharInfo);
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AssertFatal(in_charIndex, "GFont::getCharInfo - can't get info for char 0!");
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if(mRemapTable[in_charIndex] == -1)
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loadCharInfo(in_charIndex);
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AssertFatal(mRemapTable[in_charIndex] != -1, "No remap info for this character");
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return mCharInfoList[mRemapTable[in_charIndex]];
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}
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const PlatformFont::CharInfo &GFont::getDefaultCharInfo()
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{
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static PlatformFont::CharInfo c;
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// c is initialized by the CharInfo default constructor.
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return c;
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}
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//-----------------------------------------------------------------------------
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U32 GFont::getStrWidth(const UTF8* in_pString)
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{
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AssertFatal(in_pString != NULL, "GFont::getStrWidth: String is NULL, height is undefined");
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// If we ain't running debug...
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if (in_pString == NULL || *in_pString == '\0')
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return 0;
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return getStrNWidth(in_pString, dStrlen(in_pString));
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}
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U32 GFont::getStrWidthPrecise(const UTF8* in_pString)
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{
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AssertFatal(in_pString != NULL, "GFont::getStrWidth: String is NULL, height is undefined");
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// If we ain't running debug...
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if (in_pString == NULL)
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return 0;
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return getStrNWidthPrecise(in_pString, dStrlen(in_pString));
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}
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//-----------------------------------------------------------------------------
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U32 GFont::getStrNWidth(const UTF8 *str, U32 n)
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{
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// UTF8 conversion is expensive. Avoid converting in a tight loop.
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FrameTemp<UTF16> str16(n + 1);
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convertUTF8toUTF16N(str, str16, n + 1);
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return getStrNWidth(str16, dStrlen(str16));
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}
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U32 GFont::getStrNWidth(const UTF16 *str, U32 n)
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{
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AssertFatal(str != NULL, "GFont::getStrNWidth: String is NULL");
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if (str == NULL || str[0] == '\0' || n == 0)
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return 0;
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U32 totWidth = 0;
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UTF16 curChar;
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U32 charCount;
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for(charCount = 0; charCount < n; charCount++)
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{
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curChar = str[charCount];
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if(curChar == '\0')
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break;
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if(isValidChar(curChar))
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{
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const PlatformFont::CharInfo& rChar = getCharInfo(curChar);
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totWidth += rChar.xIncrement;
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}
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else if (curChar == dT('\t'))
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{
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const PlatformFont::CharInfo& rChar = getCharInfo(dT(' '));
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totWidth += rChar.xIncrement * TabWidthInSpaces;
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}
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}
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return(totWidth);
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}
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U32 GFont::getStrNWidthPrecise(const UTF8 *str, U32 n)
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{
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FrameTemp<UTF16> str16(n + 1);
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convertUTF8toUTF16N(str, str16, n + 1);
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return getStrNWidthPrecise(str16, dStrlen(str16));
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}
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U32 GFont::getStrNWidthPrecise(const UTF16 *str, U32 n)
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{
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AssertFatal(str != NULL, "GFont::getStrNWidth: String is NULL");
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if (str == NULL || str[0] == '\0' || n == 0)
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return(0);
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U32 totWidth = 0;
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UTF16 curChar;
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U32 charCount = 0;
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for(charCount = 0; charCount < n; charCount++)
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{
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curChar = str[charCount];
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if(curChar == '\0')
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break;
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if(isValidChar(curChar))
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{
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const PlatformFont::CharInfo& rChar = getCharInfo(curChar);
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totWidth += rChar.xIncrement;
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}
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else if (curChar == dT('\t'))
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{
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const PlatformFont::CharInfo& rChar = getCharInfo(dT(' '));
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totWidth += rChar.xIncrement * TabWidthInSpaces;
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}
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}
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UTF16 endChar = str[getMin(charCount,n-1)];
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if (isValidChar(endChar))
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{
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const PlatformFont::CharInfo& rChar = getCharInfo(endChar);
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if (rChar.width != rChar.xIncrement)
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totWidth += (rChar.width - rChar.xIncrement);
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}
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return(totWidth);
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}
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U32 GFont::getBreakPos(const UTF16 *str16, U32 slen, U32 width, bool breakOnWhitespace)
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{
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// Some early out cases.
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if(slen==0)
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return 0;
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U32 ret = 0;
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U32 lastws = 0;
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UTF16 c;
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U32 charCount = 0;
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for( charCount=0; charCount < slen; charCount++)
|
|
{
|
|
c = str16[charCount];
|
|
if(c == '\0')
|
|
break;
|
|
|
|
if(c == dT('\t'))
|
|
c = dT(' ');
|
|
|
|
if(!isValidChar(c))
|
|
{
|
|
ret++;
|
|
continue;
|
|
}
|
|
|
|
if(c == dT(' '))
|
|
lastws = ret+1;
|
|
|
|
const PlatformFont::CharInfo& rChar = getCharInfo(c);
|
|
if(rChar.width > width || rChar.xIncrement > width)
|
|
{
|
|
if(lastws && breakOnWhitespace)
|
|
return lastws;
|
|
return ret;
|
|
}
|
|
|
|
width -= rChar.xIncrement;
|
|
|
|
ret++;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
void GFont::wrapString(const UTF8 *txt, U32 lineWidth, Vector<U32> &startLineOffset, Vector<U32> &lineLen)
|
|
{
|
|
// TODO: Is this error still true?
|
|
//Con::errorf("GFont::wrapString(): Not yet converted to be UTF-8 safe");
|
|
|
|
startLineOffset.clear();
|
|
lineLen.clear();
|
|
|
|
if (!txt || !txt[0] || lineWidth < getCharWidth('W')) //make sure the line width is greater then a single character
|
|
return;
|
|
|
|
U32 len = dStrlen(txt);
|
|
|
|
U32 startLine;
|
|
|
|
for (U32 i = 0; i < len;)
|
|
{
|
|
U32 wide = 0;
|
|
startLine = i;
|
|
startLineOffset.push_back(startLine);
|
|
|
|
// loop until the string is too large
|
|
bool needsNewLine = false;
|
|
U32 lineStrWidth = 0;
|
|
for (; i < len; i++)
|
|
{
|
|
if( txt[ i ] == '\n' )
|
|
{
|
|
needsNewLine = true;
|
|
break;
|
|
}
|
|
else if(isValidChar(txt[i]))
|
|
{
|
|
lineStrWidth += getCharInfo(txt[i]).xIncrement;
|
|
if(txt[i] < 0) // symbols which code > 127
|
|
{
|
|
wide++; i++;
|
|
}
|
|
if( lineStrWidth > lineWidth )
|
|
{
|
|
needsNewLine = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!needsNewLine)
|
|
{
|
|
// we are done!
|
|
lineLen.push_back(i - startLine - wide);
|
|
return;
|
|
}
|
|
|
|
S32 j;
|
|
|
|
// Did we hit a hardwrap (newline character) in the string.
|
|
bool hardwrap = ( txt[i] == '\n' );
|
|
|
|
if ( hardwrap )
|
|
{
|
|
j = i;
|
|
}
|
|
// determine where to put the newline
|
|
// we need to backtrack until we find a space character
|
|
// we don't do this for hardwrap(s)
|
|
else
|
|
{
|
|
for (j = i - 1; j >= startLine; j--)
|
|
{
|
|
if ( dIsspace(txt[j]) || txt[i] == '\n' )
|
|
break;
|
|
}
|
|
|
|
if (j < startLine)
|
|
{
|
|
// the line consists of a single word!
|
|
// So, just break up the word
|
|
|
|
j = i - 1;
|
|
}
|
|
}
|
|
|
|
lineLen.push_back(j - startLine - wide);
|
|
i = j;
|
|
|
|
// Now we need to increment through any space characters at the
|
|
// beginning of the next line.
|
|
// We don't skip spaces after a hardwrap because they were obviously intended.
|
|
for (i++; i < len; i++)
|
|
{
|
|
if ( txt[i] == '\n' )
|
|
continue;
|
|
|
|
if ( dIsspace( txt[i] ) && !hardwrap )
|
|
continue;
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
|
|
bool GFont::read(Stream& io_rStream)
|
|
{
|
|
// Handle versioning
|
|
U32 version;
|
|
io_rStream.read(&version);
|
|
if(version != csm_fileVersion)
|
|
return false;
|
|
|
|
char buf[256];
|
|
io_rStream.readString(buf);
|
|
mFaceName = buf;
|
|
|
|
io_rStream.read(&mSize);
|
|
io_rStream.read(&mCharSet);
|
|
|
|
io_rStream.read(&mHeight);
|
|
io_rStream.read(&mBaseline);
|
|
io_rStream.read(&mAscent);
|
|
io_rStream.read(&mDescent);
|
|
|
|
U32 size = 0;
|
|
io_rStream.read(&size);
|
|
mCharInfoList.setSize(size);
|
|
U32 i;
|
|
for(i = 0; i < size; i++)
|
|
{
|
|
PlatformFont::CharInfo *ci = &mCharInfoList[i];
|
|
io_rStream.read(&ci->bitmapIndex);
|
|
io_rStream.read(&ci->xOffset);
|
|
io_rStream.read(&ci->yOffset);
|
|
io_rStream.read(&ci->width);
|
|
io_rStream.read(&ci->height);
|
|
io_rStream.read(&ci->xOrigin);
|
|
io_rStream.read(&ci->yOrigin);
|
|
io_rStream.read(&ci->xIncrement);
|
|
ci->bitmapData = NULL;
|
|
}
|
|
|
|
U32 numSheets = 0;
|
|
io_rStream.read(&numSheets);
|
|
|
|
for(i = 0; i < numSheets; i++)
|
|
{
|
|
GBitmap *bmp = new GBitmap;
|
|
String path = String::ToString("%s/%s %d %d (%s).png", Con::getVariable("$GUI::fontCacheDirectory"), mFaceName.c_str(), mSize, i, getCharSetName(mCharSet));
|
|
if(!bmp->readBitmap("png", path))
|
|
{
|
|
delete bmp;
|
|
return false;
|
|
}
|
|
GFXTexHandle handle = GFXTexHandle(bmp, &GFXFontTextureProfile, true, avar("%s() - Read Font Sheet for %s %d (line %d)", __FUNCTION__, mFaceName.c_str(), mSize, __LINE__));
|
|
//handle.setFilterNearest();
|
|
mTextureSheets.push_back(handle);
|
|
}
|
|
|
|
// Read last position info
|
|
io_rStream.read(&mCurX);
|
|
io_rStream.read(&mCurY);
|
|
io_rStream.read(&mCurSheet);
|
|
|
|
// Read the remap table.
|
|
U32 minGlyph, maxGlyph;
|
|
io_rStream.read(&minGlyph);
|
|
io_rStream.read(&maxGlyph);
|
|
|
|
if(maxGlyph >= minGlyph)
|
|
{
|
|
// Length of buffer..
|
|
U32 buffLen;
|
|
io_rStream.read(&buffLen);
|
|
|
|
// Read the buffer.
|
|
FrameTemp<S32> inBuff(buffLen);
|
|
io_rStream.read(buffLen, inBuff);
|
|
|
|
// Decompress.
|
|
uLongf destLen = (maxGlyph-minGlyph+1)*sizeof(S32);
|
|
uncompress((Bytef*)&mRemapTable[minGlyph], &destLen, (Bytef*)(S32*)inBuff, buffLen);
|
|
|
|
AssertISV(destLen == (maxGlyph-minGlyph+1)*sizeof(S32), "GFont::read - invalid remap table data!");
|
|
|
|
// Make sure we've got the right endianness.
|
|
for(i = minGlyph; i <= maxGlyph; i++)
|
|
mRemapTable[i] = convertBEndianToHost(mRemapTable[i]);
|
|
}
|
|
|
|
return (io_rStream.getStatus() == Stream::Ok);
|
|
}
|
|
|
|
bool GFont::write(Stream& stream)
|
|
{
|
|
// Handle versioning
|
|
stream.write(csm_fileVersion);
|
|
|
|
// Write font info
|
|
stream.write(mFaceName);
|
|
stream.write(mSize);
|
|
stream.write(mCharSet);
|
|
|
|
stream.write(mHeight);
|
|
stream.write(mBaseline);
|
|
stream.write(mAscent);
|
|
stream.write(mDescent);
|
|
|
|
// Write char info list
|
|
stream.write(U32(mCharInfoList.size()));
|
|
U32 i;
|
|
for(i = 0; i < mCharInfoList.size(); i++)
|
|
{
|
|
const PlatformFont::CharInfo *ci = &mCharInfoList[i];
|
|
stream.write(ci->bitmapIndex);
|
|
stream.write(ci->xOffset);
|
|
stream.write(ci->yOffset);
|
|
stream.write(ci->width);
|
|
stream.write(ci->height);
|
|
stream.write(ci->xOrigin);
|
|
stream.write(ci->yOrigin);
|
|
stream.write(ci->xIncrement);
|
|
}
|
|
|
|
stream.write(mTextureSheets.size());
|
|
for (i = 0; i < mTextureSheets.size(); i++)
|
|
{
|
|
String path = String::ToString("%s/%s %d %d (%s).png", Con::getVariable("$GUI::fontCacheDirectory"), mFaceName.c_str(), mSize, i, getCharSetName(mCharSet));
|
|
mTextureSheets[i].getBitmap()->writeBitmap("png", path);
|
|
}
|
|
|
|
stream.write(mCurX);
|
|
stream.write(mCurY);
|
|
stream.write(mCurSheet);
|
|
|
|
// Get the min/max we have values for, and only write that range out.
|
|
S32 minGlyph = S32_MAX, maxGlyph = 0;
|
|
|
|
for(i = 0; i < 65536; i++)
|
|
{
|
|
if(mRemapTable[i] != -1)
|
|
{
|
|
if(i>maxGlyph) maxGlyph = i;
|
|
if(i<minGlyph) minGlyph = i;
|
|
}
|
|
}
|
|
|
|
stream.write(minGlyph);
|
|
stream.write(maxGlyph);
|
|
|
|
// Skip it if we don't have any glyphs to do...
|
|
if(maxGlyph >= minGlyph)
|
|
{
|
|
// Put everything big endian, to be consistent. Do this inplace.
|
|
for(i = minGlyph; i <= maxGlyph; i++)
|
|
mRemapTable[i] = convertHostToBEndian(mRemapTable[i]);
|
|
|
|
{
|
|
// Compress.
|
|
const U32 buffSize = 128 * 1024;
|
|
FrameTemp<S32> outBuff(buffSize);
|
|
uLongf destLen = buffSize * sizeof(S32);
|
|
compress2((Bytef*)(S32*)outBuff, &destLen, (Bytef*)(S32*)&mRemapTable[minGlyph], (maxGlyph-minGlyph+1)*sizeof(S32), 9);
|
|
|
|
// Write out.
|
|
stream.write((U32)destLen);
|
|
stream.write(destLen, outBuff);
|
|
}
|
|
|
|
// Put us back to normal.
|
|
for(i = minGlyph; i <= maxGlyph; i++)
|
|
mRemapTable[i] = convertBEndianToHost(mRemapTable[i]);
|
|
}
|
|
|
|
return (stream.getStatus() == Stream::Ok);
|
|
}
|
|
|
|
void GFont::exportStrip(const char *fileName, U32 padding, U32 kerning)
|
|
{
|
|
// Figure dimensions of our strip by iterating over all the char infos.
|
|
U32 totalHeight = 0;
|
|
U32 totalWidth = 0;
|
|
|
|
S32 heightMin=0, heightMax=0;
|
|
|
|
for(S32 i=0; i<mCharInfoList.size(); i++)
|
|
{
|
|
totalWidth += mCharInfoList[i].width + kerning + 2*padding;
|
|
heightMin = getMin((S32)heightMin, (S32)getBaseline() - (S32)mCharInfoList[i].yOrigin);
|
|
heightMax = getMax((S32)heightMax, (S32)getBaseline() - (S32)mCharInfoList[i].yOrigin + (S32)mCharInfoList[i].height);
|
|
}
|
|
|
|
totalHeight = heightMax - heightMin + 2*padding;
|
|
|
|
// Make the bitmap.
|
|
GBitmap gb(totalWidth, totalHeight, false, mTextureSheets[0].getBitmap()->getFormat());
|
|
|
|
dMemset(gb.getWritableBits(), 0, sizeof(U8) * totalHeight * totalWidth );
|
|
|
|
// Ok, copy some rects, taking into account padding, kerning, offset.
|
|
U32 curWidth = kerning + padding;
|
|
|
|
for(S32 i=0; i<mCharInfoList.size(); i++)
|
|
{
|
|
// Skip invalid stuff.
|
|
if(mCharInfoList[i].bitmapIndex == -1 || mCharInfoList[i].height == 0 || mCharInfoList[i].width == 0)
|
|
continue;
|
|
|
|
// Copy the rect.
|
|
U32 bitmap = mCharInfoList[i].bitmapIndex;
|
|
|
|
RectI ri(mCharInfoList[i].xOffset, mCharInfoList[i].yOffset, mCharInfoList[i].width, mCharInfoList[i].height );
|
|
Point2I outRi(curWidth, padding + getBaseline() - mCharInfoList[i].yOrigin);
|
|
gb.copyRect(mTextureSheets[bitmap].getBitmap(), ri, outRi);
|
|
|
|
// Advance.
|
|
curWidth += mCharInfoList[i].width + kerning + 2*padding;
|
|
}
|
|
|
|
// Done!
|
|
gb.writeBitmap("png", fileName);
|
|
}
|
|
|
|
void GFont::setPlatformFont(PlatformFont *inPlatformFont)
|
|
{
|
|
AssertFatal( mPlatformFont == NULL, "Trying to set platform font which already exists");
|
|
|
|
mPlatformFont = inPlatformFont;
|
|
}
|
|
|
|
void GFont::importStrip(const char *fileName, U32 padding, U32 kerning)
|
|
{
|
|
// Wipe our texture sheets, and reload bitmap data from the specified file.
|
|
// Also deal with kerning.
|
|
// Also, we may have to load RGBA instead of RGB.
|
|
|
|
// Wipe our texture sheets.
|
|
mCurSheet = mCurX = mCurY = 0;
|
|
mTextureSheets.clear();
|
|
|
|
// Now, load the font strip.
|
|
Resource<GBitmap> strip = GBitmap::load(fileName);
|
|
|
|
if(!strip)
|
|
{
|
|
Con::errorf("GFont::importStrip - could not load file '%s'!", fileName);
|
|
return;
|
|
}
|
|
|
|
// And get parsing and copying - load up all the characters as separate
|
|
// GBitmaps, sort, then pack. Not terribly efficient but this is basically
|
|
// on offline task anyway.
|
|
|
|
// Ok, snag some glyphs.
|
|
Vector<GlyphMap> glyphList;
|
|
glyphList.reserve(mCharInfoList.size());
|
|
|
|
U32 curWidth = 0;
|
|
for(S32 i=0; i<mCharInfoList.size(); i++)
|
|
{
|
|
// Skip invalid stuff.
|
|
if(mCharInfoList[i].bitmapIndex == -1 || mCharInfoList[i].height == 0 || mCharInfoList[i].width == 0)
|
|
continue;
|
|
|
|
// Allocate a new bitmap for this glyph, taking into account kerning and padding.
|
|
glyphList.increment();
|
|
GlyphMap& lastGlyphMap = glyphList.last();
|
|
lastGlyphMap.bitmap = new GBitmap(mCharInfoList[i].width + kerning + 2 * padding, mCharInfoList[i].height + 2 * padding, false, strip->getFormat());
|
|
lastGlyphMap.charId = i;
|
|
|
|
// Copy the rect.
|
|
RectI ri(curWidth, getBaseline() - mCharInfoList[i].yOrigin, lastGlyphMap.bitmap->getWidth(), lastGlyphMap.bitmap->getHeight());
|
|
Point2I outRi(0,0);
|
|
lastGlyphMap.bitmap->copyRect(strip, ri, outRi);
|
|
|
|
// Update glyph attributes.
|
|
mCharInfoList[i].width = lastGlyphMap.bitmap->getWidth();
|
|
mCharInfoList[i].height = lastGlyphMap.bitmap->getHeight();
|
|
mCharInfoList[i].xOffset -= kerning + padding;
|
|
mCharInfoList[i].xIncrement += kerning;
|
|
mCharInfoList[i].yOffset -= padding;
|
|
|
|
// Advance.
|
|
curWidth += ri.extent.x;
|
|
}
|
|
|
|
// Ok, we have a big list of glyphmaps now. So let's sort them, then pack them.
|
|
dQsort(glyphList.address(), glyphList.size(), sizeof(GlyphMap), GlyphMapCompare);
|
|
|
|
// They're sorted by height, so now we can do some sort of awesome packing.
|
|
Point2I curSheetSize(256, 256);
|
|
Vector<U32> sheetSizes;
|
|
|
|
S32 curY = 0;
|
|
S32 curX = 0;
|
|
S32 curLnHeight = 0;
|
|
S32 maxHeight = 0;
|
|
for(U32 i = 0; i < glyphList.size(); i++)
|
|
{
|
|
PlatformFont::CharInfo *ci = &mCharInfoList[glyphList[i].charId];
|
|
|
|
if(ci->height > maxHeight)
|
|
maxHeight = ci->height;
|
|
|
|
if(curX + ci->width > curSheetSize.x)
|
|
{
|
|
curY += curLnHeight;
|
|
curX = 0;
|
|
curLnHeight = 0;
|
|
}
|
|
|
|
if(curY + ci->height > curSheetSize.y)
|
|
{
|
|
sheetSizes.push_back(curSheetSize.y);
|
|
curX = 0;
|
|
curY = 0;
|
|
curLnHeight = 0;
|
|
}
|
|
|
|
if(ci->height > curLnHeight)
|
|
curLnHeight = ci->height;
|
|
|
|
ci->bitmapIndex = sheetSizes.size();
|
|
ci->xOffset = curX;
|
|
ci->yOffset = curY;
|
|
curX += ci->width;
|
|
}
|
|
|
|
// Terminate the packing loop calculations.
|
|
curY += curLnHeight;
|
|
|
|
if(curY < 64)
|
|
curSheetSize.y = 64;
|
|
else if(curY < 128)
|
|
curSheetSize.y = 128;
|
|
|
|
sheetSizes.push_back(curSheetSize.y);
|
|
|
|
if(getHeight() + padding * 2 > maxHeight)
|
|
maxHeight = getHeight() + padding * 2;
|
|
|
|
// Allocate texture pages.
|
|
for(S32 i=0; i<sheetSizes.size(); i++)
|
|
{
|
|
GBitmap *bitmap = new GBitmap(TextureSheetSize, TextureSheetSize, false, strip->getFormat());
|
|
|
|
// Set everything to transparent.
|
|
U8 *bits = bitmap->getWritableBits();
|
|
dMemset(bits, 0, sizeof(U8) *TextureSheetSize*TextureSheetSize * strip->getBytesPerPixel());
|
|
|
|
GFXTexHandle handle = GFXTexHandle( bitmap, &GFXFontTextureProfile, true, avar("%s() - Font Sheet for %s (line %d)", __FUNCTION__, fileName, __LINE__) );
|
|
mTextureSheets.increment();
|
|
mTextureSheets.last() = handle;
|
|
}
|
|
|
|
// Alright, we're ready to copy bits!
|
|
for(S32 i=0; i<glyphList.size(); i++)
|
|
{
|
|
// Copy each glyph into the appropriate place.
|
|
PlatformFont::CharInfo *ci = &mCharInfoList[glyphList[i].charId];
|
|
U32 bi = ci->bitmapIndex;
|
|
mTextureSheets[bi]->getBitmap()->copyRect(glyphList[i].bitmap, RectI(0,0, glyphList[i].bitmap->getWidth(),glyphList[i].bitmap->getHeight()), Point2I(ci->xOffset, ci->yOffset));
|
|
}
|
|
|
|
// Ok, all done! Just refresh some textures and we're set.
|
|
for(S32 i=0; i<sheetSizes.size(); i++)
|
|
mTextureSheets[i].refresh();
|
|
}
|
|
|
|
DefineEngineFunction( populateFontCacheString, void, ( const char *faceName, S32 fontSize, const char *string ),,
|
|
"Populate the font cache for the specified font with characters from the specified string.\n"
|
|
"@param faceName The name of the font face.\n"
|
|
"@param fontSize The size of the font in pixels.\n"
|
|
"@param string The string to populate.\n"
|
|
"@ingroup Font\n" )
|
|
{
|
|
Resource<GFont> f = GFont::create(faceName, fontSize, Con::getVariable("$GUI::fontCacheDirectory"));
|
|
|
|
if(f == NULL)
|
|
{
|
|
Con::errorf("populateFontCacheString - could not load font '%s %d'", faceName, fontSize);
|
|
return;
|
|
}
|
|
|
|
if(!f->hasPlatformFont())
|
|
{
|
|
Con::errorf("populateFontCacheString - font '%s %d' has no platform font. Cannot generate more characters.", faceName, fontSize);
|
|
return;
|
|
}
|
|
|
|
// This has the side effect of generating character info, including the bitmaps.
|
|
f->getStrWidthPrecise( string );
|
|
}
|
|
|
|
DefineEngineFunction( populateFontCacheRange, void, ( const char *faceName, S32 fontSize, U32 rangeStart, U32 rangeEnd ),,
|
|
"Populate the font cache for the specified font with Unicode code points in the specified range.\n"
|
|
"@param faceName The name of the font face.\n"
|
|
"@param fontSize The size of the font in pixels.\n"
|
|
"@param rangeStart The start Unicode point.\n"
|
|
"@param rangeEnd The end Unicode point.\n"
|
|
"@note We only support BMP-0, so code points range from 0 to 65535.\n"
|
|
"@ingroup Font\n" )
|
|
{
|
|
Resource<GFont> f = GFont::create(faceName, fontSize, Con::getVariable("$GUI::fontCacheDirectory"));
|
|
|
|
if(f == NULL)
|
|
{
|
|
Con::errorf("populateFontCacheRange - could not load font '%s %d'", faceName, fontSize);
|
|
return;
|
|
}
|
|
|
|
if(rangeStart > rangeEnd)
|
|
{
|
|
Con::errorf("populateFontCacheRange - range start is after end");
|
|
return;
|
|
}
|
|
|
|
if(!f->hasPlatformFont())
|
|
{
|
|
Con::errorf("populateFontCacheRange - font '%s %d' has no platform font Cannot generate more characters.", faceName, fontSize);
|
|
return;
|
|
}
|
|
|
|
// This has the side effect of generating character info, including the bitmaps.
|
|
for(U32 i=rangeStart; i<rangeEnd; i++)
|
|
{
|
|
if(f->isValidChar(i))
|
|
f->getCharWidth(i);
|
|
else
|
|
Con::warnf("populateFontCacheRange - skipping invalid char 0x%x", i);
|
|
}
|
|
|
|
// All done!
|
|
}
|
|
|
|
DefineEngineFunction( dumpFontCacheStatus, void, (),,
|
|
"Dumps to the console a full description of all cached fonts, along with "
|
|
"info on the codepoints each contains.\n"
|
|
"@ingroup Font\n" )
|
|
{
|
|
Resource<GFont> theFont = ResourceManager::get().startResourceList( Resource<GFont>::signature() );
|
|
|
|
Con::printf("--------------------------------------------------------------------------");
|
|
Con::printf(" Font Cache Usage Report");
|
|
|
|
while( theFont != NULL )
|
|
{
|
|
theFont->dumpInfo();
|
|
|
|
theFont = ResourceManager::get().nextResource();
|
|
}
|
|
}
|
|
|
|
DefineEngineFunction( writeFontCache, void, (),,
|
|
"Force all cached fonts to serialize themselves to the cache.\n"
|
|
"@ingroup Font\n" )
|
|
{
|
|
Resource<GFont> theFont = ResourceManager::get().startResourceList( Resource<GFont>::signature() );
|
|
|
|
Con::printf("--------------------------------------------------------------------------");
|
|
Con::printf(" Writing font cache to disk");
|
|
|
|
while( theFont != NULL )
|
|
{
|
|
const String fileName( theFont.getPath() );
|
|
|
|
FileStream stream;
|
|
stream.open(fileName, Torque::FS::File::Write);
|
|
|
|
if(stream.getStatus() == Stream::Ok)
|
|
{
|
|
Con::printf(" o Writing '%s' to disk...", fileName.c_str());
|
|
theFont->write(stream);
|
|
}
|
|
else
|
|
{
|
|
Con::errorf(" o Could not open '%s' for write", fileName.c_str());
|
|
}
|
|
|
|
theFont = ResourceManager::get().nextResource();
|
|
}
|
|
}
|
|
|
|
DefineEngineFunction( populateAllFontCacheString, void, ( const char *string ),,
|
|
"Populate the font cache for all fonts with characters from the specified string.\n"
|
|
"@ingroup Font\n" )
|
|
{
|
|
Resource<GFont> theFont = ResourceManager::get().startResourceList( Resource<GFont>::signature() );
|
|
|
|
Con::printf("Populating font cache with string '%s'", string);
|
|
|
|
while( theFont != NULL )
|
|
{
|
|
if(theFont->hasPlatformFont())
|
|
{
|
|
// This has the side effect of generating character info, including the bitmaps.
|
|
theFont->getStrWidthPrecise( string );
|
|
}
|
|
else
|
|
{
|
|
const String fileName( theFont.getPath() );
|
|
Con::errorf("populateAllFontCacheString - font '%s' has no platform font. Cannot generate more characters.", fileName.c_str());
|
|
}
|
|
|
|
theFont = ResourceManager::get().nextResource();
|
|
}
|
|
}
|
|
|
|
DefineEngineFunction( populateAllFontCacheRange, void, ( U32 rangeStart, U32 rangeEnd ),,
|
|
"Populate the font cache for all fonts with Unicode code points in the specified range.\n"
|
|
"@param rangeStart The start Unicode point.\n"
|
|
"@param rangeEnd The end Unicode point.\n"
|
|
"@note We only support BMP-0, so code points range from 0 to 65535.\n"
|
|
"@ingroup Font\n" )
|
|
{
|
|
if(rangeStart > rangeEnd)
|
|
{
|
|
Con::errorf("populateAllFontCacheRange - range start is after end!");
|
|
return;
|
|
}
|
|
|
|
Resource<GFont> theFont = ResourceManager::get().startResourceList( Resource<GFont>::signature() );
|
|
|
|
Con::printf("Populating font cache with range 0x%x to 0x%x", rangeStart, rangeEnd);
|
|
|
|
while( theFont != NULL )
|
|
{
|
|
const String fileName( theFont.getPath() );
|
|
|
|
if(theFont->hasPlatformFont())
|
|
{
|
|
// This has the side effect of generating character info, including the bitmaps.
|
|
Con::printf(" o Populating font '%s'", fileName.c_str());
|
|
for(U32 i=rangeStart; i<rangeEnd; i++)
|
|
{
|
|
if(theFont->isValidChar(i))
|
|
theFont->getCharWidth(i);
|
|
else
|
|
Con::warnf("populateAllFontCacheRange - skipping invalid char 0x%x", i);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
Con::errorf("populateAllFontCacheRange - font '%s' has no platform font. Cannot generate more characters.", fileName.c_str());
|
|
}
|
|
|
|
theFont = ResourceManager::get().nextResource();
|
|
}
|
|
}
|
|
|
|
DefineEngineFunction( exportCachedFont, void,
|
|
( const char *faceName, S32 fontSize, const char *fileName, S32 padding, S32 kerning ),,
|
|
"Export specified font to the specified filename as a PNG. The "
|
|
"image can then be processed in Photoshop or another tool and "
|
|
"reimported using importCachedFont. Characters in the font are "
|
|
"exported as one long strip.\n"
|
|
"@param faceName The name of the font face.\n"
|
|
"@param fontSize The size of the font in pixels.\n"
|
|
"@param fileName The file name and path for the output PNG.\n"
|
|
"@param padding The padding between characters.\n"
|
|
"@param kerning The kerning between characters.\n"
|
|
"@ingroup Font\n" )
|
|
{
|
|
// Tell the font to export itself.
|
|
Resource<GFont> f = GFont::create(faceName, fontSize, Con::getVariable("$GUI::fontCacheDirectory"));
|
|
|
|
if(f == NULL)
|
|
{
|
|
Con::errorf("exportCachedFont - could not load font '%s %d'", faceName, fontSize);
|
|
return;
|
|
}
|
|
|
|
f->exportStrip(fileName, padding, kerning);
|
|
}
|
|
|
|
DefineEngineFunction( importCachedFont, void,
|
|
( const char *faceName, S32 fontSize, const char *fileName, S32 padding, S32 kerning ),,
|
|
"Import an image strip from exportCachedFont. Call with the "
|
|
"same parameters you called exportCachedFont.\n"
|
|
"@param faceName The name of the font face.\n"
|
|
"@param fontSize The size of the font in pixels.\n"
|
|
"@param fileName The file name and path for the input PNG.\n"
|
|
"@param padding The padding between characters.\n"
|
|
"@param kerning The kerning between characters.\n"
|
|
"@ingroup Font\n" )
|
|
{
|
|
// Tell the font to import itself.
|
|
Resource<GFont> f = GFont::create(faceName, fontSize, Con::getVariable("$GUI::fontCacheDirectory"));
|
|
|
|
if(f == NULL)
|
|
{
|
|
Con::errorf("importCachedFont - could not load font '%s %d'", faceName, fontSize);
|
|
return;
|
|
}
|
|
|
|
f->importStrip(fileName, padding, kerning);
|
|
}
|
|
|
|
DefineEngineFunction( duplicateCachedFont, void,
|
|
( const char *oldFontName, S32 oldFontSize, const char *newFontName ),,
|
|
"Copy the specified old font to a new name. The new copy will not have a "
|
|
"platform font backing it, and so will never have characters added to it. "
|
|
"But this is useful for making copies of fonts to add postprocessing effects "
|
|
"to via exportCachedFont.\n"
|
|
"@param oldFontName The name of the font face to copy.\n"
|
|
"@param oldFontSize The size of the font to copy.\n"
|
|
"@param newFontName The name of the new font face.\n"
|
|
"@ingroup Font\n" )
|
|
{
|
|
String newFontFile = GFont::getFontCacheFilename(newFontName, oldFontSize);
|
|
|
|
// Load the original font.
|
|
Resource<GFont> font = GFont::create(oldFontName, oldFontSize, Con::getVariable("$GUI::fontCacheDirectory"));
|
|
|
|
// Deal with inexplicably missing or failed to load fonts.
|
|
if (font == NULL)
|
|
{
|
|
Con::errorf(" o Couldn't find font : %s", oldFontName);
|
|
return;
|
|
}
|
|
|
|
// Ok, dump info!
|
|
FileStream stream;
|
|
stream.open( newFontFile, Torque::FS::File::Write );
|
|
if(stream.getStatus() == Stream::Ok)
|
|
{
|
|
Con::printf( " o Writing duplicate font '%s' to disk...", newFontFile.c_str() );
|
|
font->write(stream);
|
|
stream.close();
|
|
}
|
|
else
|
|
{
|
|
Con::errorf( " o Could not open '%s' for write", newFontFile.c_str() );
|
|
}
|
|
}
|
|
|