rsFont.h revision c9fa30536fb41f0166153561388b7c42f7cb85a0
1d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk/* 2d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * Copyright (C) 2009 The Android Open Source Project 3d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * 4d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * Licensed under the Apache License, Version 2.0 (the "License"); 5d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * you may not use this file except in compliance with the License. 6d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * You may obtain a copy of the License at 7d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * 8d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * http://www.apache.org/licenses/LICENSE-2.0 9d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * 10d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * Unless required by applicable law or agreed to in writing, software 11d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * distributed under the License is distributed on an "AS IS" BASIS, 12d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * See the License for the specific language governing permissions and 14d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * limitations under the License. 15d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk */ 16d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 17d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#ifndef ANDROID_RS_FONT_H 18d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#define ANDROID_RS_FONT_H 19d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 20d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include "RenderScript.h" 21d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include "rsStream.h" 22d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include <utils/String8.h> 23d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include <utils/Vector.h> 24d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include <utils/KeyedVector.h> 25d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 26d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include <ft2build.h> 27d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include FT_FREETYPE_H 28d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 29d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk// --------------------------------------------------------------------------- 30d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouknamespace android { 31d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 32d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouknamespace renderscript { 33d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 34c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk// Gamma (>= 1.0, <= 10.0) 35c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk#define PROPERTY_TEXT_GAMMA "ro.text_gamma" 36c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk#define PROPERTY_TEXT_BLACK_GAMMA_THRESHOLD "ro.text_gamma.black_threshold" 37c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk#define PROPERTY_TEXT_WHITE_GAMMA_THRESHOLD "ro.text_gamma.white_threshold" 38c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk 39c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk#define DEFAULT_TEXT_GAMMA 1.4f 40c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk#define DEFAULT_TEXT_BLACK_GAMMA_THRESHOLD 64 41c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk#define DEFAULT_TEXT_WHITE_GAMMA_THRESHOLD 192 42c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk 43d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukclass FontState; 44d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 45d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukclass Font : public ObjectBase 46d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 47d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukpublic: 48d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ~Font(); 49d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 50d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Pointer to the utf data, length of data, where to start, number of glyphs ot read 51d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // (each glyph may be longer than a char because we are dealing with utf data) 52d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Last two variables are the initial pen position 53d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void renderUTF(const char *text, uint32_t len, uint32_t start, int numGlyphs, int x, int y); 54d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 55d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Currently files do not get serialized, 56d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // but we need to inherit from ObjectBase for ref tracking 57d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk virtual void serialize(OStream *stream) const { 58d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 59d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk virtual RsA3DClassID getClassId() const { 60d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return RS_A3D_CLASS_ID_UNKNOWN; 61d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 62d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 63d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk static Font * create(Context *rsc, const char *name, uint32_t fontSize, uint32_t dpi); 64d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 65d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukprotected: 66d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 67d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk friend class FontState; 68d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 69d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void invalidateTextureCache(); 70d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk struct CachedGlyphInfo 71d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk { 72d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Has the cache been invalidated? 73d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool mIsValid; 74d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Location of the cached glyph in the bitmap 75d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // in case we need to resize the texture 76d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mBitmapMinX; 77d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mBitmapMinY; 78d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mBitmapWidth; 79d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mBitmapHeight; 80d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Also cache texture coords for the quad 81d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float mBitmapMinU; 82d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float mBitmapMinV; 83d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float mBitmapMaxU; 84d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float mBitmapMaxV; 85d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Minimize how much we call freetype 86d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_UInt mGlyphIndex; 87d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Vector mAdvance; 88d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Values below contain a glyph's origin in the bitmap 89d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Int mBitmapLeft; 90d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Int mBitmapTop; 91d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk }; 92d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 93d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk String8 mFontName; 94d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mFontSize; 95d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mDpi; 96d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 97d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Font(Context *rsc); 98d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool init(const char *name, uint32_t fontSize, uint32_t dpi); 99d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 100d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Face mFace; 101d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool mInitialized; 102d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool mHasKerning; 103d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 104d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk DefaultKeyedVector<uint32_t, CachedGlyphInfo* > mCachedGlyphs; 10501bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk CachedGlyphInfo* getCachedUTFChar(int32_t utfChar); 106d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 107d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk CachedGlyphInfo *cacheGlyph(uint32_t glyph); 108d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void updateGlyphCache(CachedGlyphInfo *glyph); 109d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void drawCachedGlyph(CachedGlyphInfo *glyph, int x, int y); 110d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk}; 111d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 112d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukclass FontState 113d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 114d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukpublic: 115d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FontState(); 116d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ~FontState(); 117d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 118d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void init(Context *rsc); 119d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void deinit(Context *rsc); 120d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 121d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<Font> mDefault; 122d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<Font> mLast; 123d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 124d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void renderText(const char *text, uint32_t len, uint32_t startIndex, int numGlyphs, int x, int y); 125d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void renderText(const char *text, int x, int y); 126d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void renderText(Allocation *alloc, int x, int y); 127d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void renderText(Allocation *alloc, uint32_t start, int len, int x, int y); 128d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 1299fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk void setFontColor(float r, float g, float b, float a); 130ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk void getFontColor(float *r, float *g, float *b, float *a) const; 1319fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk 132d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukprotected: 133d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 134d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk friend class Font; 135d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 136d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk struct CacheTextureLine 137d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk { 138d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mMaxHeight; 139d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mMaxWidth; 140d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mCurrentRow; 141d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mCurrentCol; 14201bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk bool mDirty; 143d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 144d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk CacheTextureLine(uint32_t maxHeight, uint32_t maxWidth, uint32_t currentRow, uint32_t currentCol) : 14501bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk mMaxHeight(maxHeight), mMaxWidth(maxWidth), mCurrentRow(currentRow), mCurrentCol(currentCol), 14601bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk mDirty(false) { 147d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 148d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 149d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool fitBitmap(FT_Bitmap *bitmap, uint32_t *retOriginX, uint32_t *retOriginY) { 150d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if((uint32_t)bitmap->rows > mMaxHeight) { 151d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return false; 152d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 153d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 154d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mCurrentCol + (uint32_t)bitmap->width < mMaxWidth) { 155d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk *retOriginX = mCurrentCol; 156d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk *retOriginY = mCurrentRow; 157d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentCol += bitmap->width; 15801bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk mDirty = true; 159d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return true; 160d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 161d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 162d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return false; 163d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 164d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk }; 165d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 166d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Vector<CacheTextureLine*> mCacheLines; 16701bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk uint32_t getRemainingCacheCapacity(); 16801bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk 16901bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk void precacheLatin(Font *font); 17001bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk String8 mLatinPrecache; 171d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 172d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Context *mRSC; 173d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 174c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk struct { 175c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk float mFontColor[4]; 176c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk float mGamma; 177c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk } mConstants; 178c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk bool mConstantsDirty; 179c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk 180c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk float mBlackGamma; 181c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk float mWhiteGamma; 182c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk 183c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk float mBlackThreshold; 184c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk float mWhiteThreshold; 1859fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk 186d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Free type library, we only need one copy 187d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Library mLibrary; 188a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk FT_Library getLib(); 189d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Vector<Font*> mActiveFonts; 190d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 191d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Render state for the font 192e7ae69f4a70f1813cf8086ebd9714192c635300aAlex Sakhartchouk ObjectBaseRef<Allocation> mFontShaderFConstant; 193d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<ProgramFragment> mFontShaderF; 194d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<Sampler> mFontSampler; 195d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<ProgramStore> mFontProgramStore; 196d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void initRenderState(); 197d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 198d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Texture to cache glyph bitmaps 199d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<Allocation> mTextTexture; 200d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void initTextTexture(); 201d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 202d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool cacheBitmap(FT_Bitmap *bitmap, uint32_t *retOriginX, uint32_t *retOriginY); 203d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Type* getCacheTextureType() { 204d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return mTextTexture->getType(); 205d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 206d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 207d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void flushAllAndInvalidate(); 208d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 209d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Pointer to vertex data to speed up frame to frame work 210d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float *mTextMeshPtr; 211d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mCurrentQuadIndex; 212d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mMaxNumberOfQuads; 213d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 214d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void initVertexArrayBuffers(); 215d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<Allocation> mIndexBuffer; 216d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<Allocation> mVertexArray; 217d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 218d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 219d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool mInitialized; 220d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 221d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void checkInit(); 222d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 223d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void issueDrawCommand(); 224d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 225d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void appendMeshQuad(float x1, float y1, float z1, 226d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u1, float v1, 227d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float x2, float y2, float z2, 228d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u2, float v2, 229d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float x3, float y3, float z3, 230d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u3, float v3, 231d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float x4, float y4, float z4, 232d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u4, float v4); 233d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 234d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk}; 235d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 236d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 237d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 238d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 239d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 240d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#endif 241