X-Git-Url: http://review.tizen.org/git/?p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git;a=blobdiff_plain;f=dali-toolkit%2Finternal%2Ftext%2Frendering%2Fatlas%2Fatlas-glyph-manager-impl.cpp;h=8532b93ef1b42ef77bb498f3cc372d33f52e3ed9;hp=001281e58e806822c2e03e9ec06ae9aac79ad3ba;hb=6f990775daf7adf6170db59f0b99e00ae25fceed;hpb=10d2080e1d25b75347daa2f8c2dcee494fbcb175 diff --git a/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager-impl.cpp b/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager-impl.cpp index 001281e..8532b93 100644 --- a/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager-impl.cpp +++ b/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager-impl.cpp @@ -18,120 +18,253 @@ #include // EXTERNAL INCLUDES -#include -#include +#include -namespace Dali +namespace { -namespace Toolkit -{ +#if defined(DEBUG_ENABLED) + Debug::Filter* gLogFilter = Debug::Filter::New(Debug::Concise, true, "LOG_TEXT_RENDERING"); +#endif -namespace Internal +#define MAKE_SHADER(A)#A + +const char* VERTEX_SHADER = MAKE_SHADER( +attribute mediump vec2 aPosition; +attribute mediump vec2 aTexCoord; +attribute mediump vec4 aColor; +uniform mediump vec2 uOffset; +uniform mediump mat4 uMvpMatrix; +varying mediump vec2 vTexCoord; +varying mediump vec4 vColor; + +void main() { + mediump vec4 position = vec4( aPosition.xy + uOffset, 0.0, 1.0 ); + gl_Position = uMvpMatrix * position; + vTexCoord = aTexCoord; + vColor = aColor; +} +); -//#define DISPLAY_ATLAS +const char* FRAGMENT_SHADER_L8 = MAKE_SHADER( +uniform lowp vec4 uColor; +uniform sampler2D sTexture; +varying mediump vec2 vTexCoord; +varying mediump vec4 vColor; -AtlasGlyphManager::AtlasGlyphManager() -: mCount( 0 ) +void main() { - mAtlasManager = Dali::Toolkit::AtlasManager::New(); + mediump vec4 color = texture2D( sTexture, vTexCoord ); + gl_FragColor = vec4( vColor.rgb * uColor.rgb, vColor.a * uColor.a * color.r ); } +); -AtlasGlyphManager::~AtlasGlyphManager() +const char* FRAGMENT_SHADER_RGBA = MAKE_SHADER( +uniform sampler2D sTexture; +varying mediump vec2 vTexCoord; + +void main() { + gl_FragColor = texture2D( sTexture, vTexCoord ); } +); + +} // unnamed namespace + +namespace Dali +{ + +namespace Toolkit +{ -AtlasGlyphManagerPtr AtlasGlyphManager::New() +namespace Internal +{ + +AtlasGlyphManager::AtlasGlyphManager() { - AtlasGlyphManagerPtr internal = new AtlasGlyphManager(); - return internal; + mShaderL8 = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER_L8 ); + mShaderRgba = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER_RGBA ); + mAtlasManager = Dali::Toolkit::AtlasManager::New(); } void AtlasGlyphManager::Add( const Text::GlyphInfo& glyph, - const BufferImage& bitmap, + const PixelData& bitmap, Dali::Toolkit::AtlasManager::AtlasSlot& slot ) { - GlyphRecord record; - record.mFontId = glyph.fontId; - record.mIndex = glyph.index; + DALI_LOG_INFO( gLogFilter, Debug::General, "Added glyph, font: %d index: %d\n", glyph.fontId, glyph.index ); + + if ( mAtlasManager.Add( bitmap, slot ) ) + { + // A new atlas was created so set the texture set details for the atlas + Dali::Texture atlas = mAtlasManager.GetAtlasContainer( slot.mAtlasId ); + TextureSet textureSet = TextureSet::New(); + textureSet.SetTexture( 0u, atlas ); + mAtlasManager.SetTextures( slot.mAtlasId, textureSet ); + } - mAtlasManager.Add( bitmap, slot ); + GlyphRecordEntry record; + record.mIndex = glyph.index; record.mImageId = slot.mImageId; - mGlyphRecords.PushBack( record ); + record.mCount = 1; -#ifdef DISPLAY_ATLAS + // Have glyph records been created for this fontId ? + bool foundGlyph = false; + for ( std::vector< FontGlyphRecord >::iterator fontGlyphRecordIt = mFontGlyphRecords.begin(); + fontGlyphRecordIt != mFontGlyphRecords.end(); ++fontGlyphRecordIt ) { - uint32_t atlasCount = mAtlasManager.GetAtlasCount(); - if ( atlasCount > mCount ) + if ( fontGlyphRecordIt->mFontId == glyph.fontId ) { - for ( uint32_t i = 0; i < atlasCount; ++i ) - { - ImageActor actor = ImageActor::New( mAtlasManager.GetAtlasContainer( i + 1u ) ); - actor.SetParentOrigin( Vector3( 0.5f, 0.25f + ( static_cast< float >( i ) * 0.25f ), 0.5f ) ); - actor.SetAnchorPoint( AnchorPoint::CENTER ); - actor.SetSize( 256.0f, 256.0f ); - Stage::GetCurrent().Add( actor ); - } + fontGlyphRecordIt->mGlyphRecords.PushBack( record ); + foundGlyph = true; + break; } - mCount = atlasCount; } -#endif + + if ( !foundGlyph ) + { + // We need to add a new font entry + FontGlyphRecord fontGlyphRecord; + fontGlyphRecord.mFontId = glyph.fontId; + fontGlyphRecord.mGlyphRecords.PushBack( record ); + mFontGlyphRecords.push_back( fontGlyphRecord ); + } } void AtlasGlyphManager::GenerateMeshData( uint32_t imageId, const Vector2& position, - MeshData& meshData ) + Toolkit::AtlasManager::Mesh2D& mesh ) { - mAtlasManager.GenerateMeshData( imageId, position, meshData ); + // Generate mesh data and tell Atlas Manager not to handle reference counting ( we'll do it ) + mAtlasManager.GenerateMeshData( imageId, position, mesh, false ); } -void AtlasGlyphManager::StitchMesh( MeshData& first, - const MeshData& second ) -{ - mAtlasManager.StitchMesh( first, second ); -} - -void AtlasGlyphManager::Cached( Text::FontId fontId, - uint32_t index, +bool AtlasGlyphManager::IsCached( Text::FontId fontId, + Text::GlyphIndex index, Dali::Toolkit::AtlasManager::AtlasSlot& slot ) { - for ( uint32_t i = 0; i < mGlyphRecords.Size(); ++i ) + for ( std::vector< FontGlyphRecord >::iterator fontGlyphRecordIt = mFontGlyphRecords.begin(); + fontGlyphRecordIt != mFontGlyphRecords.end(); + ++fontGlyphRecordIt ) { - if ( fontId == mGlyphRecords[ i ].mFontId && index == mGlyphRecords[ i ].mIndex ) + if ( fontGlyphRecordIt->mFontId == fontId ) { - slot.mImageId = mGlyphRecords[ i ].mImageId; - slot.mAtlasId = mAtlasManager.GetAtlas( slot.mImageId ); - return; + for ( Vector< GlyphRecordEntry >::Iterator glyphRecordIt = fontGlyphRecordIt->mGlyphRecords.Begin(); + glyphRecordIt != fontGlyphRecordIt->mGlyphRecords.End(); + ++glyphRecordIt ) + { + if ( glyphRecordIt->mIndex == index ) + { + slot.mImageId = glyphRecordIt->mImageId; + slot.mAtlasId = mAtlasManager.GetAtlas( slot.mImageId ); + return true; + } + } } } slot.mImageId = 0; + return false; +} + +Vector2 AtlasGlyphManager::GetAtlasSize( uint32_t atlasId ) +{ + Toolkit::AtlasManager::AtlasSize size = mAtlasManager.GetAtlasSize( atlasId ); + return Vector2( static_cast< float >( size.mWidth ), static_cast< float >( size.mHeight ) ); +} + +void AtlasGlyphManager::SetNewAtlasSize( uint32_t width, uint32_t height, uint32_t blockWidth, uint32_t blockHeight ) +{ + Toolkit::AtlasManager::AtlasSize size; + size.mWidth = width; + size.mHeight = height; + size.mBlockWidth = blockWidth; + size.mBlockHeight = blockHeight; + mAtlasManager.SetNewAtlasSize( size ); } -void AtlasGlyphManager::SetAtlasSize( const Vector2& size, - const Vector2& blockSize ) +Pixel::Format AtlasGlyphManager::GetPixelFormat( uint32_t atlasId ) { - mAtlasManager.SetAtlasSize( size, blockSize ); + return mAtlasManager.GetPixelFormat( atlasId ); } -void AtlasGlyphManager::Remove( uint32_t imageId ) +const Toolkit::AtlasGlyphManager::Metrics& AtlasGlyphManager::GetMetrics() { - if ( mAtlasManager.Remove( imageId ) ) + std::ostringstream verboseMetrics; + + mMetrics.mGlyphCount = 0u; + for ( std::vector< FontGlyphRecord >::iterator fontGlyphRecordIt = mFontGlyphRecords.begin(); + fontGlyphRecordIt != mFontGlyphRecords.end(); + ++fontGlyphRecordIt ) { - for ( uint32_t i = 0; i < mGlyphRecords.Size(); ++i ) + mMetrics.mGlyphCount += fontGlyphRecordIt->mGlyphRecords.Size(); + + verboseMetrics << "[FontId " << fontGlyphRecordIt->mFontId << " Glyph "; + for ( Vector< GlyphRecordEntry >::Iterator glyphRecordEntryIt = fontGlyphRecordIt->mGlyphRecords.Begin(); + glyphRecordEntryIt != fontGlyphRecordIt->mGlyphRecords.End(); + ++glyphRecordEntryIt ) { - if ( mGlyphRecords[ i ].mImageId == imageId ) + verboseMetrics << glyphRecordEntryIt->mIndex << "(" << glyphRecordEntryIt->mCount << ") "; + } + verboseMetrics << "] "; + } + mMetrics.mVerboseGlyphCounts = verboseMetrics.str(); + + mAtlasManager.GetMetrics( mMetrics.mAtlasMetrics ); + + return mMetrics; +} + +void AtlasGlyphManager::AdjustReferenceCount( Text::FontId fontId, Text::GlyphIndex index, int32_t delta ) +{ + if( 0 != delta ) + { + DALI_LOG_INFO( gLogFilter, Debug::General, "AdjustReferenceCount %d, font: %d index: %d\n", delta, fontId, index ); + + for ( std::vector< FontGlyphRecord >::iterator fontGlyphRecordIt = mFontGlyphRecords.begin(); + fontGlyphRecordIt != mFontGlyphRecords.end(); + ++fontGlyphRecordIt ) + { + if ( fontGlyphRecordIt->mFontId == fontId ) { - mGlyphRecords.Remove( mGlyphRecords.Begin() + i ); - return; + for ( Vector< GlyphRecordEntry >::Iterator glyphRecordIt = fontGlyphRecordIt->mGlyphRecords.Begin(); + glyphRecordIt != fontGlyphRecordIt->mGlyphRecords.End(); + ++glyphRecordIt ) + { + if ( glyphRecordIt->mIndex == index ) + { + glyphRecordIt->mCount += delta; + DALI_ASSERT_DEBUG( glyphRecordIt->mCount >= 0 && "Glyph ref-count should not be negative" ); + + if ( !glyphRecordIt->mCount ) + { + mAtlasManager.Remove( glyphRecordIt->mImageId ); + fontGlyphRecordIt->mGlyphRecords.Remove( glyphRecordIt ); + } + return; + } + } } } + + // Should not arrive here + DALI_ASSERT_DEBUG( false && "Failed to adjust ref-count" ); } } -Pixel::Format AtlasGlyphManager::GetPixelFormat( uint32_t atlasId ) +TextureSet AtlasGlyphManager::GetTextures( uint32_t atlasId ) const { - return mAtlasManager.GetPixelFormat( atlasId ); + return mAtlasManager.GetTextures( atlasId ); +} + +Shader AtlasGlyphManager::GetShader( uint32_t atlasId ) const +{ + Pixel::Format pixelFormat = mAtlasManager.GetPixelFormat( atlasId ); + return pixelFormat == Pixel::L8 ? mShaderL8 : mShaderRgba; +} + +AtlasGlyphManager::~AtlasGlyphManager() +{ + // mAtlasManager handle is automatically released here } } // namespace Internal