rsFont.cpp revision 01bcef6115dc6230b16d9d8e120e35279f46cfd5
1d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 2d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk/* 3d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * Copyright (C) 2009 The Android Open Source Project 4d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * 5d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * Licensed under the Apache License, Version 2.0 (the "License"); 6d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * you may not use this file except in compliance with the License. 7d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * You may obtain a copy of the License at 8d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * 9d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * http://www.apache.org/licenses/LICENSE-2.0 10d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * 11d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * Unless required by applicable law or agreed to in writing, software 12d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * distributed under the License is distributed on an "AS IS" BASIS, 13d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * See the License for the specific language governing permissions and 15d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk * limitations under the License. 16d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk */ 17d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 18d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#ifndef ANDROID_RS_BUILD_FOR_HOST 19d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include "rsContext.h" 20d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#else 21d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include "rsContextHostStub.h" 22d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#endif 23d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 24d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include "rsFont.h" 25d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include "rsProgramFragment.h" 26d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include FT_BITMAP_H 27d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 28d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include <GLES/gl.h> 29d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include <GLES/glext.h> 30d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include <GLES2/gl2.h> 31d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk#include <GLES2/gl2ext.h> 32d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 33d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukusing namespace android; 34d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukusing namespace android::renderscript; 35d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 36d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFont::Font(Context *rsc) : ObjectBase(rsc), mCachedGlyphs(NULL) 37d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 38a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mAllocFile = __FILE__; 39a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mAllocLine = __LINE__; 40d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mInitialized = false; 41d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mHasKerning = false; 423659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk mFace = NULL; 43d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 44d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 45d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukbool Font::init(const char *name, uint32_t fontSize, uint32_t dpi) 46d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 47d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mInitialized) { 48d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Reinitialization of fonts not supported"); 49d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return false; 50d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 51d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 52d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk String8 fontsDir("/fonts/"); 53d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk String8 fullPath(getenv("ANDROID_ROOT")); 54d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk fullPath += fontsDir; 55d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk fullPath += name; 56d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 57a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk FT_Error error = FT_New_Face(mRSC->mStateFont.getLib(), fullPath.string(), 0, &mFace); 58d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(error) { 59d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Unable to initialize font %s", fullPath.string()); 60d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return false; 61d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 62d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 63d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontName = name; 64d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontSize = fontSize; 65d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mDpi = dpi; 66d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 67d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk error = FT_Set_Char_Size(mFace, fontSize * 64, 0, dpi, 0); 68d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(error) { 69d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Unable to set font size on %s", fullPath.string()); 70d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return false; 71d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 72d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 73d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mHasKerning = FT_HAS_KERNING(mFace); 74d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 75d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mInitialized = true; 76d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return true; 77d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 78d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 79d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid Font::invalidateTextureCache() 80d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 81d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCachedGlyphs.size(); i ++) { 82d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCachedGlyphs.valueAt(i)->mIsValid = false; 83d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 84d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 85d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 86d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid Font::drawCachedGlyph(CachedGlyphInfo *glyph, int x, int y) 87d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 88d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FontState *state = &mRSC->mStateFont; 89d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 90d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk int nPenX = x + glyph->mBitmapLeft; 91d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk int nPenY = y - glyph->mBitmapTop + glyph->mBitmapHeight; 92d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 93d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk state->appendMeshQuad(nPenX, nPenY, 0, 94d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMinU, glyph->mBitmapMaxV, 95d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 96d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nPenX + (int)glyph->mBitmapWidth, nPenY, 0, 97d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMaxU, glyph->mBitmapMaxV, 98d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 99d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nPenX + (int)glyph->mBitmapWidth, nPenY - (int)glyph->mBitmapHeight, 0, 100d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMaxU, glyph->mBitmapMinV, 101d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 102d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nPenX, nPenY - (int)glyph->mBitmapHeight, 0, 103d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMinU, glyph->mBitmapMinV); 104d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 105d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 106d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid Font::renderUTF(const char *text, uint32_t len, uint32_t start, int numGlyphs, int x, int y) 107d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 108d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!mInitialized || numGlyphs == 0 || text == NULL || len == 0) { 109d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 110d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 111d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 112d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk int penX = x, penY = y; 113d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk int glyphsLeft = 1; 114d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(numGlyphs > 0) { 115d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyphsLeft = numGlyphs; 116d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 117d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 118d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk size_t index = start; 119d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk size_t nextIndex = 0; 120d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 121d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk while (glyphsLeft > 0) { 122d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 123d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk int32_t utfChar = utf32_at(text, len, index, &nextIndex); 124d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 125d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Reached the end of the string or encountered 126d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(utfChar < 0) { 127d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk break; 128d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 129d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 130d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Move to the next character in the array 131d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk index = nextIndex; 132d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 13301bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk CachedGlyphInfo *cachedGlyph = getCachedUTFChar(utfChar); 134d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 135d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // If it's still not valid, we couldn't cache it, so we shouldn't draw garbage 136d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(cachedGlyph->mIsValid) { 137d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk drawCachedGlyph(cachedGlyph, penX, penY); 138d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 139d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 140d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk penX += (cachedGlyph->mAdvance.x >> 6); 141d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 142d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // If we were given a specific number of glyphs, decrement 143d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(numGlyphs > 0) { 144d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyphsLeft --; 145d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 146d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 147d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 148d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 14901bcef6115dc6230b16d9d8e120e35279f46cfd5Alex SakhartchoukFont::CachedGlyphInfo* Font::getCachedUTFChar(int32_t utfChar) { 15001bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk 15101bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk CachedGlyphInfo *cachedGlyph = mCachedGlyphs.valueFor((uint32_t)utfChar); 15201bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk if(cachedGlyph == NULL) { 15301bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk cachedGlyph = cacheGlyph((uint32_t)utfChar); 15401bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk } 15501bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk // Is the glyph still in texture cache? 15601bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk if(!cachedGlyph->mIsValid) { 15701bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk updateGlyphCache(cachedGlyph); 15801bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk } 15901bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk 16001bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk return cachedGlyph; 16101bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk} 16201bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk 163d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid Font::updateGlyphCache(CachedGlyphInfo *glyph) 164d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 165a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk FT_Error error = FT_Load_Glyph( mFace, glyph->mGlyphIndex, FT_LOAD_RENDER ); 166a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk if(error) { 167a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk LOGE("Couldn't load glyph."); 168a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk return; 169a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk } 170d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 171a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk glyph->mAdvance = mFace->glyph->advance; 172a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk glyph->mBitmapLeft = mFace->glyph->bitmap_left; 173a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk glyph->mBitmapTop = mFace->glyph->bitmap_top; 174d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 175a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk FT_Bitmap *bitmap = &mFace->glyph->bitmap; 176d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 177d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Now copy the bitmap into the cache texture 178d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t startX = 0; 179d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t startY = 0; 180d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 181d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Let the font state figure out where to put the bitmap 182d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FontState *state = &mRSC->mStateFont; 183a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk glyph->mIsValid = state->cacheBitmap(bitmap, &startX, &startY); 184d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 185d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!glyph->mIsValid) { 186d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 187d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 188d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 189a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk uint32_t endX = startX + bitmap->width; 190a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk uint32_t endY = startY + bitmap->rows; 191d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 192d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMinX = startX; 193d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMinY = startY; 194a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk glyph->mBitmapWidth = bitmap->width; 195a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk glyph->mBitmapHeight = bitmap->rows; 196d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 197d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t cacheWidth = state->getCacheTextureType()->getDimX(); 198d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t cacheHeight = state->getCacheTextureType()->getDimY(); 199d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 200d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMinU = (float)startX / (float)cacheWidth; 201d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMinV = (float)startY / (float)cacheHeight; 202d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMaxU = (float)endX / (float)cacheWidth; 203d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMaxV = (float)endY / (float)cacheHeight; 204d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 205d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 206d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFont::CachedGlyphInfo *Font::cacheGlyph(uint32_t glyph) 207d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 208d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk CachedGlyphInfo *newGlyph = new CachedGlyphInfo(); 209d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCachedGlyphs.add(glyph, newGlyph); 210d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 211d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk newGlyph->mGlyphIndex = FT_Get_Char_Index(mFace, glyph); 212d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk newGlyph->mIsValid = false; 213d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 214d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk updateGlyphCache(newGlyph); 215d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 216d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return newGlyph; 217d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 218d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 219d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFont * Font::create(Context *rsc, const char *name, uint32_t fontSize, uint32_t dpi) 220d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 221d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Vector<Font*> &activeFonts = rsc->mStateFont.mActiveFonts; 222d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 223d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < activeFonts.size(); i ++) { 224d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Font *ithFont = activeFonts[i]; 225d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(ithFont->mFontName == name && ithFont->mFontSize == fontSize && ithFont->mDpi == dpi) { 226d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return ithFont; 227d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 228d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 229d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 230d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Font *newFont = new Font(rsc); 231d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool isInitialized = newFont->init(name, fontSize, dpi); 232d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(isInitialized) { 233d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk activeFonts.push(newFont); 23401bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk rsc->mStateFont.precacheLatin(newFont); 235d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return newFont; 236d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 237d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 238d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk delete newFont; 239d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return NULL; 240d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 241d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 242d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 243d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFont::~Font() 244d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 245d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mFace) { 246d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Done_Face(mFace); 247d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 248d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 249d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for (uint32_t ct = 0; ct < mRSC->mStateFont.mActiveFonts.size(); ct++) { 250d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if (mRSC->mStateFont.mActiveFonts[ct] == this) { 251d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->mStateFont.mActiveFonts.removeAt(ct); 252d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk break; 253d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 254d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 255d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 256d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCachedGlyphs.size(); i ++) { 257d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk CachedGlyphInfo *glyph = mCachedGlyphs.valueAt(i); 258d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk delete glyph; 259d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 260d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 261d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 262d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFontState::FontState() 263d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 264d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mInitialized = false; 265d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mMaxNumberOfQuads = 1024; 266d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex = 0; 267d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC = NULL; 2683659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk mLibrary = NULL; 269ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk setFontColor(0.1f, 0.1f, 0.1f, 1.0f); 270d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 271d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 272d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFontState::~FontState() 273d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 274d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 275d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk delete mCacheLines[i]; 276d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 277d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 278d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk rsAssert(!mActiveFonts.size()); 279d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 280d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 281a1ccecd965c07c2739f1258989526051a010bdabAlex SakhartchoukFT_Library FontState::getLib() 282d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 283d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!mLibrary) { 284a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk FT_Error error = FT_Init_FreeType(&mLibrary); 285d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(error) { 286d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Unable to initialize freetype"); 287a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk return NULL; 288d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 289d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 2903659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk 291a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk return mLibrary; 292a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk} 293d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 294a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchoukvoid FontState::init(Context *rsc) 295a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk{ 296a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mRSC = rsc; 297d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 298d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 299d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::flushAllAndInvalidate() 300d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 301d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mCurrentQuadIndex != 0) { 302d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk issueDrawCommand(); 303d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex = 0; 304d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 305d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mActiveFonts.size(); i ++) { 306d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mActiveFonts[i]->invalidateTextureCache(); 307d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 308d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 309d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines[i]->mCurrentCol = 0; 310d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 311d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 312d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 313d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukbool FontState::cacheBitmap(FT_Bitmap *bitmap, uint32_t *retOriginX, uint32_t *retOriginY) 314d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 315d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // If the glyph is too tall, don't cache it 316d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if((uint32_t)bitmap->rows > mCacheLines[mCacheLines.size()-1]->mMaxHeight) { 317d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Font size to large to fit in cache. width, height = %i, %i", (int)bitmap->width, (int)bitmap->rows); 318d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return false; 319d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 320d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 321d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Now copy the bitmap into the cache texture 322d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t startX = 0; 323d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t startY = 0; 324d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 325d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool bitmapFit = false; 326d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 327d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bitmapFit = mCacheLines[i]->fitBitmap(bitmap, &startX, &startY); 328d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(bitmapFit) { 329d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk break; 330d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 331d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 332d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 333d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // If the new glyph didn't fit, flush the state so far and invalidate everything 334d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!bitmapFit) { 335d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk flushAllAndInvalidate(); 336d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 337d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Try to fit it again 338d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 339d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bitmapFit = mCacheLines[i]->fitBitmap(bitmap, &startX, &startY); 340d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(bitmapFit) { 341d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk break; 342d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 343d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 344d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 345d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // if we still don't fit, something is wrong and we shouldn't draw 346d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!bitmapFit) { 347d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Bitmap doesn't fit in cache. width, height = %i, %i", (int)bitmap->width, (int)bitmap->rows); 348d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return false; 349d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 350d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 351d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 352d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk *retOriginX = startX; 353d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk *retOriginY = startY; 354d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 355d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t endX = startX + bitmap->width; 356d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t endY = startY + bitmap->rows; 357d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 358d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t cacheWidth = getCacheTextureType()->getDimX(); 359d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 360d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk unsigned char *cacheBuffer = (unsigned char*)mTextTexture->getPtr(); 361d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk unsigned char *bitmapBuffer = bitmap->buffer; 362d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 363d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t cacheX = 0, bX = 0, cacheY = 0, bY = 0; 364d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(cacheX = startX, bX = 0; cacheX < endX; cacheX ++, bX ++) { 365d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(cacheY = startY, bY = 0; cacheY < endY; cacheY ++, bY ++) { 366d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk unsigned char tempCol = bitmapBuffer[bY * bitmap->width + bX]; 367d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk cacheBuffer[cacheY*cacheWidth + cacheX] = tempCol; 368d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 369d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 370d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 371d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // This will dirty the texture and the shader so next time 372d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // we draw it will upload the data 373d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mTextTexture->deferedUploadToTexture(mRSC, false, 0); 374d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontShaderF->bindTexture(0, mTextTexture.get()); 375d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 376d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Some debug code 377d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk /*for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 378d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Cache Line: H: %u Empty Space: %f", 379d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines[i]->mMaxHeight, 380d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (1.0f - (float)mCacheLines[i]->mCurrentCol/(float)mCacheLines[i]->mMaxWidth)*100.0f); 381d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 382d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk }*/ 383d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 384d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return true; 385d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 386d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 387d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::initRenderState() 388d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 3896445e5210c6d7f8689e94be9026153d017c9545bJason Sams uint32_t tmp[] = { 390d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk RS_TEX_ENV_MODE_REPLACE, 1, 391d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk RS_TEX_ENV_MODE_NONE, 0, 3926445e5210c6d7f8689e94be9026153d017c9545bJason Sams 0, 0 393d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk }; 3946445e5210c6d7f8689e94be9026153d017c9545bJason Sams ProgramFragment *pf = new ProgramFragment(mRSC, tmp, 6); 395d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontShaderF.set(pf); 396d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontShaderF->init(mRSC); 397d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 398d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Sampler *sampler = new Sampler(mRSC, RS_SAMPLER_NEAREST, RS_SAMPLER_NEAREST, 399d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk RS_SAMPLER_CLAMP, RS_SAMPLER_CLAMP, RS_SAMPLER_CLAMP); 400d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontSampler.set(sampler); 401d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontShaderF->bindSampler(0, sampler); 402d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 403d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ProgramStore *fontStore = new ProgramStore(mRSC); 404d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore.set(fontStore); 405d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore->setDepthFunc(RS_DEPTH_FUNC_ALWAYS); 406d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore->setBlendFunc(RS_BLEND_SRC_SRC_ALPHA, RS_BLEND_DST_ONE_MINUS_SRC_ALPHA); 407d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore->setDitherEnable(false); 408d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore->setDepthMask(false); 409d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 410d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 411d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::initTextTexture() 412d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 413d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *alphaElem = Element::create(mRSC, RS_TYPE_UNSIGNED_8, RS_KIND_PIXEL_A, true, 1); 414d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 415d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // We will allocate a texture to initially hold 32 character bitmaps 416d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Type *texType = new Type(mRSC); 417d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk texType->setElement(alphaElem); 418d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk texType->setDimX(1024); 419d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk texType->setDimY(256); 420d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk texType->compute(); 421d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 422d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Allocation *cacheAlloc = new Allocation(mRSC, texType); 423d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mTextTexture.set(cacheAlloc); 424d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mTextTexture->deferedUploadToTexture(mRSC, false, 0); 425d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 426d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Split up our cache texture into lines of certain widths 427d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk int nextLine = 0; 428d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(16, texType->getDimX(), nextLine, 0)); 429d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 430d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(24, texType->getDimX(), nextLine, 0)); 431d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 43201bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(24, texType->getDimX(), nextLine, 0)); 43301bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 434d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(32, texType->getDimX(), nextLine, 0)); 435d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 436d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(32, texType->getDimX(), nextLine, 0)); 437d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 438d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(40, texType->getDimX(), nextLine, 0)); 439d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 440d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(texType->getDimY() - nextLine, texType->getDimX(), nextLine, 0)); 441d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 442d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 443d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk// Avoid having to reallocate memory and render quad by quad 444d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::initVertexArrayBuffers() 445d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 446d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Now lets write index data 447d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *indexElem = Element::create(mRSC, RS_TYPE_UNSIGNED_16, RS_KIND_USER, false, 1); 448d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Type *indexType = new Type(mRSC); 449d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t numIndicies = mMaxNumberOfQuads * 6; 450d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexType->setDimX(numIndicies); 451d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexType->setElement(indexElem); 452d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexType->compute(); 453d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 454d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Allocation *indexAlloc = new Allocation(mRSC, indexType); 455d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint16_t *indexPtr = (uint16_t*)indexAlloc->getPtr(); 456d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 457d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Four verts, two triangles , six indices per quad 458d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mMaxNumberOfQuads; i ++) { 459d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk int i6 = i * 6; 460d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk int i4 = i * 4; 461d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 462d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 0] = i4 + 0; 463d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 1] = i4 + 1; 464d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 2] = i4 + 2; 465d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 466d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 3] = i4 + 0; 467d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 4] = i4 + 2; 468d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 5] = i4 + 3; 469d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 470d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 471d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexAlloc->deferedUploadToBufferObject(mRSC); 472d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mIndexBuffer.set(indexAlloc); 473d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 474d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *posElem = Element::create(mRSC, RS_TYPE_FLOAT_32, RS_KIND_USER, false, 3); 475d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *texElem = Element::create(mRSC, RS_TYPE_FLOAT_32, RS_KIND_USER, false, 2); 476d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 477d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *elemArray[2]; 478d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk elemArray[0] = posElem; 479d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk elemArray[1] = texElem; 480d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 481d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk String8 posName("position"); 482d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk String8 texName("texture0"); 483d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 484d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const char *nameArray[2]; 485d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nameArray[0] = posName.string(); 486d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nameArray[1] = texName.string(); 487d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk size_t lengths[2]; 488d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk lengths[0] = posName.size(); 489d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk lengths[1] = texName.size(); 490d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 491d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *vertexDataElem = Element::create(mRSC, 2, elemArray, nameArray, lengths); 492d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 493d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Type *vertexDataType = new Type(mRSC); 494d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk vertexDataType->setDimX(mMaxNumberOfQuads * 4); 495d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk vertexDataType->setElement(vertexDataElem); 496d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk vertexDataType->compute(); 497d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 498d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Allocation *vertexAlloc = new Allocation(mRSC, vertexDataType); 499d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mTextMeshPtr = (float*)vertexAlloc->getPtr(); 500d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 501d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mVertexArray.set(vertexAlloc); 502d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 503d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 504d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk// We don't want to allocate anything unless we actually draw text 505d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::checkInit() 506d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 507d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mInitialized) { 508d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 509d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 510d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 511d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk initTextTexture(); 512d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk initRenderState(); 513d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 514d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk initVertexArrayBuffers(); 515d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 516d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mInitialized = true; 517d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 518d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 519d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::issueDrawCommand() { 520d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 521d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<const ProgramVertex> tmpV(mRSC->getVertex()); 522d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setVertex(mRSC->getDefaultProgramVertex()); 523d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 524d18c744a37441311c9b65254a35db456835adad3Alex Sakhartchouk ObjectBaseRef<const ProgramRaster> tmpR(mRSC->getRaster()); 525d18c744a37441311c9b65254a35db456835adad3Alex Sakhartchouk mRSC->setRaster(mRSC->getDefaultProgramRaster()); 526d18c744a37441311c9b65254a35db456835adad3Alex Sakhartchouk 527d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<const ProgramFragment> tmpF(mRSC->getFragment()); 528d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragment(mFontShaderF.get()); 529d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 530d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<const ProgramStore> tmpPS(mRSC->getFragmentStore()); 531d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragmentStore(mFontProgramStore.get()); 532d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 533ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk if(mFontColorDirty) { 534ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk mFontShaderF->setConstantColor(mFontColor[0], mFontColor[1], mFontColor[2], mFontColor[3]); 535ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk mFontColorDirty = false; 536ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk } 537ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk 538d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if (!mRSC->setupCheck()) { 539d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setVertex((ProgramVertex *)tmpV.get()); 540d18c744a37441311c9b65254a35db456835adad3Alex Sakhartchouk mRSC->setRaster((ProgramRaster *)tmpR.get()); 541d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragment((ProgramFragment *)tmpF.get()); 542d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragmentStore((ProgramStore *)tmpPS.get()); 543d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 544d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 545d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 546d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float *vtx = (float*)mVertexArray->getPtr(); 547d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float *tex = vtx + 3; 548d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 549d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk VertexArray va; 550d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk va.add(GL_FLOAT, 3, 20, false, (uint32_t)vtx, "position"); 551d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk va.add(GL_FLOAT, 2, 20, false, (uint32_t)tex, "texture0"); 552d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk va.setupGL2(mRSC, &mRSC->mStateVertexArray, &mRSC->mShaderCache); 553d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 554d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mIndexBuffer->uploadCheck(mRSC); 555d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, mIndexBuffer->getBufferObjectID()); 556d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glDrawElements(GL_TRIANGLES, mCurrentQuadIndex * 6, GL_UNSIGNED_SHORT, (uint16_t *)(0)); 557d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 558d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Reset the state 559d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setVertex((ProgramVertex *)tmpV.get()); 560d18c744a37441311c9b65254a35db456835adad3Alex Sakhartchouk mRSC->setRaster((ProgramRaster *)tmpR.get()); 561d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragment((ProgramFragment *)tmpF.get()); 562d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragmentStore((ProgramStore *)tmpPS.get()); 563d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 564d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 565d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::appendMeshQuad(float x1, float y1, float z1, 566d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u1, float v1, 567d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float x2, float y2, float z2, 568d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u2, float v2, 569d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float x3, float y3, float z3, 570d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u3, float v3, 571d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float x4, float y4, float z4, 572d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u4, float v4) 573d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 574d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const uint32_t vertsPerQuad = 4; 575d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const uint32_t floatsPerVert = 5; 576d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float *currentPos = mTextMeshPtr + mCurrentQuadIndex * vertsPerQuad * floatsPerVert; 577d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 578d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Cull things that are off the screen 579d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float width = (float)mRSC->getWidth(); 580d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float height = (float)mRSC->getHeight(); 581d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 582d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(x1 > width || y1 < 0.0f || x2 < 0 || y4 > height) { 583d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 584d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 585d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 586d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk /*LOGE("V0 x: %f y: %f z: %f", x1, y1, z1); 587d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("V1 x: %f y: %f z: %f", x2, y2, z2); 588d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("V2 x: %f y: %f z: %f", x3, y3, z3); 589d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("V3 x: %f y: %f z: %f", x4, y4, z4);*/ 590d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 591d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = x1; 592d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = y1; 593d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = z1; 594d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = u1; 595d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = v1; 596d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 597d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = x2; 598d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = y2; 599d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = z2; 600d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = u2; 601d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = v2; 602d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 603d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = x3; 604d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = y3; 605d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = z3; 606d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = u3; 607d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = v3; 608d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 609d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = x4; 610d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = y4; 611d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = z4; 612d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = u4; 613d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = v4; 614d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 615d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex ++; 616d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 617d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mCurrentQuadIndex == mMaxNumberOfQuads) { 618d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk issueDrawCommand(); 619d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex = 0; 620d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 621d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 622d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 62301bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchoukuint32_t FontState::getRemainingCacheCapacity() { 62401bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk uint32_t remainingCapacity = 0; 62501bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk float totalPixels = 0; 62601bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 62701bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk remainingCapacity += (mCacheLines[i]->mMaxWidth - mCacheLines[i]->mCurrentCol); 62801bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk totalPixels += mCacheLines[i]->mMaxWidth; 62901bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk } 63001bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk remainingCapacity = (remainingCapacity * 100) / totalPixels; 63101bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk return remainingCapacity; 63201bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk} 63301bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk 63401bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchoukvoid FontState::precacheLatin(Font *font) { 63501bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk // Remaining capacity is measured in % 63601bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk uint32_t remainingCapacity = getRemainingCacheCapacity(); 63701bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk uint32_t precacheIdx = 0; 63801bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk while(remainingCapacity > 25 && precacheIdx < mLatinPrecache.size()) { 63901bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk font->getCachedUTFChar((int32_t)mLatinPrecache[precacheIdx]); 64001bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk remainingCapacity = getRemainingCacheCapacity(); 64101bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk precacheIdx ++; 64201bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk } 64301bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk} 64401bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk 64501bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk 646d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::renderText(const char *text, uint32_t len, uint32_t startIndex, int numGlyphs, int x, int y) 647d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 648d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk checkInit(); 649d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 650d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Render code here 651d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Font *currentFont = mRSC->getFont(); 652a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk if(!currentFont) { 653a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk if(!mDefault.get()) { 654a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mDefault.set(Font::create(mRSC, "DroidSans.ttf", 16, 96)); 655a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk } 656a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk currentFont = mDefault.get(); 657a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk } 6583659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk if(!currentFont) { 6593659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk LOGE("Unable to initialize any fonts"); 6603659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk return; 6613659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk } 6623659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk 663d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk currentFont->renderUTF(text, len, startIndex, numGlyphs, x, y); 664d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 665d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mCurrentQuadIndex != 0) { 666d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk issueDrawCommand(); 667d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex = 0; 668d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 66901bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk 67001bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk // We store a string with letters in a rough frequency of occurrence 67101bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk mLatinPrecache = String8(" eisarntolcdugpmhbyfvkwzxjq"); 67201bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk mLatinPrecache += String8("EISARNTOLCDUGPMHBYFVKWZXJQ"); 67301bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk mLatinPrecache += String8(",.?!()-+@;:`'"); 67401bcef6115dc6230b16d9d8e120e35279f46cfd5Alex Sakhartchouk mLatinPrecache += String8("0123456789"); 675d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 676d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 677d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::renderText(const char *text, int x, int y) 678d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 679d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk size_t textLen = strlen(text); 680d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk renderText(text, textLen, 0, -1, x, y); 681d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 682d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 683d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::renderText(Allocation *alloc, int x, int y) 684d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 685d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!alloc) { 686d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 687d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 688d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 689d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const char *text = (const char *)alloc->getPtr(); 690d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk size_t allocSize = alloc->getType()->getSizeBytes(); 691d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk renderText(text, allocSize, 0, -1, x, y); 692d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 693d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 694d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::renderText(Allocation *alloc, uint32_t start, int len, int x, int y) 695d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 696d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!alloc) { 697d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 698d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 699d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 700d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const char *text = (const char *)alloc->getPtr(); 701d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk size_t allocSize = alloc->getType()->getSizeBytes(); 702d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk renderText(text, allocSize, start, len, x, y); 703d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 704d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 7059fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchoukvoid FontState::setFontColor(float r, float g, float b, float a) { 7069fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk mFontColor[0] = r; 7079fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk mFontColor[1] = g; 7089fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk mFontColor[2] = b; 7099fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk mFontColor[3] = a; 7109fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk mFontColorDirty = true; 7119fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk} 7129fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk 713ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchoukvoid FontState::getFontColor(float *r, float *g, float *b, float *a) const { 714ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk *r = mFontColor[0]; 715ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk *g = mFontColor[1]; 716ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk *b = mFontColor[2]; 717ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk *a = mFontColor[3]; 718ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk} 719ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk 720d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::deinit(Context *rsc) 721d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 722a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mInitialized = false; 723a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk 724a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mIndexBuffer.clear(); 725a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mVertexArray.clear(); 726a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk 727a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mFontShaderF.clear(); 728a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mFontSampler.clear(); 729a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mFontProgramStore.clear(); 730a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk 731a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mTextTexture.clear(); 732a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 733a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk delete mCacheLines[i]; 734d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 735a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mCacheLines.clear(); 736d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 737d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mDefault.clear(); 738a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk 7393659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk Vector<Font*> fontsToDereference = mActiveFonts; 7403659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk for(uint32_t i = 0; i < fontsToDereference.size(); i ++) { 7413659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk fontsToDereference[i]->zeroUserRef(); 7423659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk } 7433659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk 744a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk if(mLibrary) { 745a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk FT_Done_FreeType( mLibrary ); 7463659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk mLibrary = NULL; 747a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk } 748d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 749d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 750d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouknamespace android { 751d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouknamespace renderscript { 752d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 753d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukRsFont rsi_FontCreateFromFile(Context *rsc, char const *name, uint32_t fontSize, uint32_t dpi) 754d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 755a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk Font *newFont = Font::create(rsc, name, fontSize, dpi); 756a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk if(newFont) { 757a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk newFont->incUserRef(); 758a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk } 759a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk return newFont; 760d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 761d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 762d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} // renderscript 763d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} // android 764