rsFont.h revision a6dd823b9dcbd7ce7dfc34eda52a1e4104771f79
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 "rsStream.h" 21d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include <utils/String8.h> 22d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include <utils/Vector.h> 23d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include <utils/KeyedVector.h> 24d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 2502000b3cdcb2ac369bd06313932b26d4b8e023a9Alex Sakhartchoukstruct FT_LibraryRec_; 2602000b3cdcb2ac369bd06313932b26d4b8e023a9Alex Sakhartchoukstruct FT_FaceRec_; 2702000b3cdcb2ac369bd06313932b26d4b8e023a9Alex Sakhartchoukstruct FT_Bitmap_; 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 45afb743aca56c18beb7ab924e75cb6e070ef3e55aAlex Sakhartchoukclass Font : public ObjectBase { 46d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukpublic: 4709c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk enum RenderMode { 4809c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk FRAMEBUFFER, 4909c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk BITMAP, 5009c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk MEASURE, 5109c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk }; 52d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 5309c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk struct Rect { 5409c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk int32_t left; 5509c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk int32_t top; 5609c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk int32_t right; 5709c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk int32_t bottom; 5809c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk void set(int32_t l, int32_t r, int32_t t, int32_t b) { 5909c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk left = l; 6009c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk right = r; 6109c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk top = t; 6209c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk bottom = b; 6309c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk } 6409c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk }; 6509c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk 6609c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk ~Font(); 67d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 68d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Currently files do not get serialized, 69d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // but we need to inherit from ObjectBase for ref tracking 70e3150cfb3edb028407669e4a65e087eae77e718cJason Sams virtual void serialize(Context *rsc, OStream *stream) const { 71d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 72d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk virtual RsA3DClassID getClassId() const { 73d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return RS_A3D_CLASS_ID_UNKNOWN; 74d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 75d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 765224a27798f89093b13722b41143551a057ce550Alex Sakhartchouk static Font * create(Context *rsc, const char *name, float fontSize, uint32_t dpi, 775224a27798f89093b13722b41143551a057ce550Alex Sakhartchouk const void *data = NULL, uint32_t dataLen = 0); 78d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 79d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukprotected: 80d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 81d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk friend class FontState; 82d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 8309c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk // Pointer to the utf data, length of data, where to start, number of glyphs ot read 8409c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk // (each glyph may be longer than a char because we are dealing with utf data) 8509c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk // Last two variables are the initial pen position 8609c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk void renderUTF(const char *text, uint32_t len, int32_t x, int32_t y, 8709c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk uint32_t start, int32_t numGlyphs, 8809c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk RenderMode mode = FRAMEBUFFER, Rect *bounds = NULL, 8909c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk uint8_t *bitmap = NULL, uint32_t bitmapW = 0, uint32_t bitmapH = 0); 9009c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk 91d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void invalidateTextureCache(); 92d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk struct CachedGlyphInfo 93d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk { 94d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Has the cache been invalidated? 95d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool mIsValid; 96d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Location of the cached glyph in the bitmap 97d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // in case we need to resize the texture 98d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mBitmapMinX; 99d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mBitmapMinY; 100d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mBitmapWidth; 101d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mBitmapHeight; 102d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Also cache texture coords for the quad 103d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float mBitmapMinU; 104d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float mBitmapMinV; 105d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float mBitmapMaxU; 106d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float mBitmapMaxV; 107d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Minimize how much we call freetype 10802000b3cdcb2ac369bd06313932b26d4b8e023a9Alex Sakhartchouk int32_t mGlyphIndex; 10902000b3cdcb2ac369bd06313932b26d4b8e023a9Alex Sakhartchouk int32_t mAdvanceX; 11002000b3cdcb2ac369bd06313932b26d4b8e023a9Alex Sakhartchouk int32_t mAdvanceY; 111d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Values below contain a glyph's origin in the bitmap 11202000b3cdcb2ac369bd06313932b26d4b8e023a9Alex Sakhartchouk int32_t mBitmapLeft; 11302000b3cdcb2ac369bd06313932b26d4b8e023a9Alex Sakhartchouk int32_t mBitmapTop; 114d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk }; 115d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 116d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk String8 mFontName; 117c17ace2391783dcabc6c1482edf0362654fd83e5Alex Sakhartchouk float mFontSize; 118d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mDpi; 119d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 120d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Font(Context *rsc); 1215224a27798f89093b13722b41143551a057ce550Alex Sakhartchouk bool init(const char *name, float fontSize, uint32_t dpi, const void *data = NULL, uint32_t dataLen = 0); 122d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 1232e8665de7c0eb4514c67baf8693d61c892e5303dJason Sams virtual void preDestroy() const; 12402000b3cdcb2ac369bd06313932b26d4b8e023a9Alex Sakhartchouk FT_FaceRec_ *mFace; 125d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool mInitialized; 126d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool mHasKerning; 127d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 128d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk DefaultKeyedVector<uint32_t, CachedGlyphInfo* > mCachedGlyphs; 12901bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk CachedGlyphInfo* getCachedUTFChar(int32_t utfChar); 130d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 131d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk CachedGlyphInfo *cacheGlyph(uint32_t glyph); 132d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void updateGlyphCache(CachedGlyphInfo *glyph); 13309c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk void measureCachedGlyph(CachedGlyphInfo *glyph, int32_t x, int32_t y, Rect *bounds); 13409c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk void drawCachedGlyph(CachedGlyphInfo *glyph, int32_t x, int32_t y); 13509c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk void drawCachedGlyph(CachedGlyphInfo *glyph, int32_t x, int32_t y, 13609c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk uint8_t *bitmap, uint32_t bitmapW, uint32_t bitmapH); 137d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk}; 138d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 139afb743aca56c18beb7ab924e75cb6e070ef3e55aAlex Sakhartchoukclass FontState { 140d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukpublic: 141d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FontState(); 142d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ~FontState(); 143d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 144d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void init(Context *rsc); 145d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void deinit(Context *rsc); 146d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 147d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<Font> mDefault; 148d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 14909c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk void renderText(const char *text, uint32_t len, int32_t x, int32_t y, 15009c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk uint32_t startIndex = 0, int numGlyphs = -1, 15109c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk Font::RenderMode mode = Font::FRAMEBUFFER, 15209c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk Font::Rect *bounds = NULL, 15309c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk uint8_t *bitmap = NULL, uint32_t bitmapW = 0, uint32_t bitmapH = 0); 15409c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk 15509c67356bbeee0a97a20a06c95b66756838cb541Alex Sakhartchouk void measureText(const char *text, uint32_t len, Font::Rect *bounds); 156d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 1579fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk void setFontColor(float r, float g, float b, float a); 158ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk void getFontColor(float *r, float *g, float *b, float *a) const; 1599fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk 160d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukprotected: 161d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 162a74a8f635ce4fae0a9d4b9c79e9fa412787bf6a2Alex Sakhartchouk float mSurfaceWidth; 163a74a8f635ce4fae0a9d4b9c79e9fa412787bf6a2Alex Sakhartchouk float mSurfaceHeight; 164a74a8f635ce4fae0a9d4b9c79e9fa412787bf6a2Alex Sakhartchouk 165d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk friend class Font; 166d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 167afb743aca56c18beb7ab924e75cb6e070ef3e55aAlex Sakhartchouk struct CacheTextureLine { 168d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mMaxHeight; 169d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mMaxWidth; 170d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mCurrentRow; 171d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mCurrentCol; 17201bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk bool mDirty; 173d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 174afb743aca56c18beb7ab924e75cb6e070ef3e55aAlex Sakhartchouk CacheTextureLine(uint32_t maxHeight, uint32_t maxWidth, uint32_t currentRow, uint32_t currentCol) 175afb743aca56c18beb7ab924e75cb6e070ef3e55aAlex Sakhartchouk : mMaxHeight(maxHeight), mMaxWidth(maxWidth), mCurrentRow(currentRow), 176afb743aca56c18beb7ab924e75cb6e070ef3e55aAlex Sakhartchouk mCurrentCol(currentCol), mDirty(false) { 177d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 178d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 17902000b3cdcb2ac369bd06313932b26d4b8e023a9Alex Sakhartchouk bool fitBitmap(FT_Bitmap_ *bitmap, uint32_t *retOriginX, uint32_t *retOriginY); 180d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk }; 181d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 182d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Vector<CacheTextureLine*> mCacheLines; 18301bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk uint32_t getRemainingCacheCapacity(); 18401bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk 18501bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk void precacheLatin(Font *font); 18601bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk String8 mLatinPrecache; 187d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 188d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Context *mRSC; 189d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 190c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk struct { 191c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk float mFontColor[4]; 192c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk float mGamma; 193c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk } mConstants; 194c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk bool mConstantsDirty; 195c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk 196c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk float mBlackGamma; 197c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk float mWhiteGamma; 198c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk 199c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk float mBlackThreshold; 200c9fa30536fb41f0166153561388b7c42f7cb85a0Alex Sakhartchouk float mWhiteThreshold; 2019fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk 202d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Free type library, we only need one copy 203b81a0eb8180791e4eaab1253b59fa8bd562b046bAlex Sakhartchouk#ifndef ANDROID_RS_SERIALIZE 20402000b3cdcb2ac369bd06313932b26d4b8e023a9Alex Sakhartchouk FT_LibraryRec_ *mLibrary; 20502000b3cdcb2ac369bd06313932b26d4b8e023a9Alex Sakhartchouk FT_LibraryRec_ *getLib(); 206b81a0eb8180791e4eaab1253b59fa8bd562b046bAlex Sakhartchouk#endif //ANDROID_RS_SERIALIZE 207d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Vector<Font*> mActiveFonts; 208d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 209d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Render state for the font 210e7ae69f4a70f1813cf8086ebd9714192c635300aAlex Sakhartchouk ObjectBaseRef<Allocation> mFontShaderFConstant; 211d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<ProgramFragment> mFontShaderF; 212d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<Sampler> mFontSampler; 213d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<ProgramStore> mFontProgramStore; 214d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void initRenderState(); 215d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 216d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Texture to cache glyph bitmaps 217d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<Allocation> mTextTexture; 218a6dd823b9dcbd7ce7dfc34eda52a1e4104771f79Jason Sams uint8_t *mCacheBuffer; 219a6dd823b9dcbd7ce7dfc34eda52a1e4104771f79Jason Sams uint32_t mCacheWidth; 220a6dd823b9dcbd7ce7dfc34eda52a1e4104771f79Jason Sams uint32_t mCacheHeight; 221a6dd823b9dcbd7ce7dfc34eda52a1e4104771f79Jason Sams 222d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void initTextTexture(); 223d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 224b81a0eb8180791e4eaab1253b59fa8bd562b046bAlex Sakhartchouk#ifndef ANDROID_RS_SERIALIZE 22502000b3cdcb2ac369bd06313932b26d4b8e023a9Alex Sakhartchouk bool cacheBitmap(FT_Bitmap_ *bitmap, uint32_t *retOriginX, uint32_t *retOriginY); 226b81a0eb8180791e4eaab1253b59fa8bd562b046bAlex Sakhartchouk#endif //ANDROID_RS_SERIALIZE 227d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Type* getCacheTextureType() { 228d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return mTextTexture->getType(); 229d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 230d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 231d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void flushAllAndInvalidate(); 232d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 233d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Pointer to vertex data to speed up frame to frame work 234d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float *mTextMeshPtr; 235d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mCurrentQuadIndex; 236d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t mMaxNumberOfQuads; 237d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 238d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void initVertexArrayBuffers(); 239a04e30dbb5ab11592b03666bb3d102070759c58eAlex Sakhartchouk ObjectBaseRef<Mesh> mMesh; 240d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 241d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool mInitialized; 242d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 243d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void checkInit(); 244d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 245d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void issueDrawCommand(); 246d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 247d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk void appendMeshQuad(float x1, float y1, float z1, 248afb743aca56c18beb7ab924e75cb6e070ef3e55aAlex Sakhartchouk float u1, float v1, 249afb743aca56c18beb7ab924e75cb6e070ef3e55aAlex Sakhartchouk float x2, float y2, float z2, 250afb743aca56c18beb7ab924e75cb6e070ef3e55aAlex Sakhartchouk float u2, float v2, 251afb743aca56c18beb7ab924e75cb6e070ef3e55aAlex Sakhartchouk float x3, float y3, float z3, 252afb743aca56c18beb7ab924e75cb6e070ef3e55aAlex Sakhartchouk float u3, float v3, 253afb743aca56c18beb7ab924e75cb6e070ef3e55aAlex Sakhartchouk float x4, float y4, float z4, 254afb743aca56c18beb7ab924e75cb6e070ef3e55aAlex Sakhartchouk float u4, float v4); 255d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk}; 256d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 257d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 258d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 259d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 260d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#endif 261