rsFont.cpp revision ca5a454e022caec6c6d3cbb404cc09ea095ba97a
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 133d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk CachedGlyphInfo *cachedGlyph = mCachedGlyphs.valueFor((uint32_t)utfChar); 134d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 135d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(cachedGlyph == NULL) { 136d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk cachedGlyph = cacheGlyph((uint32_t)utfChar); 137d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 138d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Is the glyph still in texture cache? 139d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!cachedGlyph->mIsValid) { 140d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk updateGlyphCache(cachedGlyph); 141d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 142d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 143d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // If it's still not valid, we couldn't cache it, so we shouldn't draw garbage 144d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(cachedGlyph->mIsValid) { 145d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk drawCachedGlyph(cachedGlyph, penX, penY); 146d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 147d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 148d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk penX += (cachedGlyph->mAdvance.x >> 6); 149d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 150d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // If we were given a specific number of glyphs, decrement 151d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(numGlyphs > 0) { 152d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyphsLeft --; 153d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 154d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 155d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 156d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 157d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid Font::updateGlyphCache(CachedGlyphInfo *glyph) 158d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 159a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk FT_Error error = FT_Load_Glyph( mFace, glyph->mGlyphIndex, FT_LOAD_RENDER ); 160a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk if(error) { 161a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk LOGE("Couldn't load glyph."); 162a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk return; 163a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk } 164d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 165a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk glyph->mAdvance = mFace->glyph->advance; 166a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk glyph->mBitmapLeft = mFace->glyph->bitmap_left; 167a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk glyph->mBitmapTop = mFace->glyph->bitmap_top; 168d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 169a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk FT_Bitmap *bitmap = &mFace->glyph->bitmap; 170d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 171d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Now copy the bitmap into the cache texture 172d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t startX = 0; 173d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t startY = 0; 174d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 175d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Let the font state figure out where to put the bitmap 176d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FontState *state = &mRSC->mStateFont; 177a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk glyph->mIsValid = state->cacheBitmap(bitmap, &startX, &startY); 178d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 179d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!glyph->mIsValid) { 180d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 181d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 182d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 183a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk uint32_t endX = startX + bitmap->width; 184a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk uint32_t endY = startY + bitmap->rows; 185d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 186d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMinX = startX; 187d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMinY = startY; 188a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk glyph->mBitmapWidth = bitmap->width; 189a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk glyph->mBitmapHeight = bitmap->rows; 190d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 191d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t cacheWidth = state->getCacheTextureType()->getDimX(); 192d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t cacheHeight = state->getCacheTextureType()->getDimY(); 193d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 194d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMinU = (float)startX / (float)cacheWidth; 195d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMinV = (float)startY / (float)cacheHeight; 196d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMaxU = (float)endX / (float)cacheWidth; 197d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMaxV = (float)endY / (float)cacheHeight; 198d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 199d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 200d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFont::CachedGlyphInfo *Font::cacheGlyph(uint32_t glyph) 201d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 202d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk CachedGlyphInfo *newGlyph = new CachedGlyphInfo(); 203d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCachedGlyphs.add(glyph, newGlyph); 204d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 205d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk newGlyph->mGlyphIndex = FT_Get_Char_Index(mFace, glyph); 206d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk newGlyph->mIsValid = false; 207d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 208d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk updateGlyphCache(newGlyph); 209d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 210d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return newGlyph; 211d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 212d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 213d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFont * Font::create(Context *rsc, const char *name, uint32_t fontSize, uint32_t dpi) 214d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 215d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Vector<Font*> &activeFonts = rsc->mStateFont.mActiveFonts; 216d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 217d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < activeFonts.size(); i ++) { 218d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Font *ithFont = activeFonts[i]; 219d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(ithFont->mFontName == name && ithFont->mFontSize == fontSize && ithFont->mDpi == dpi) { 220d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return ithFont; 221d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 222d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 223d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 224d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Font *newFont = new Font(rsc); 225d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool isInitialized = newFont->init(name, fontSize, dpi); 226d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(isInitialized) { 227d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk activeFonts.push(newFont); 228d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return newFont; 229d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 230d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 231d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk delete newFont; 232d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return NULL; 233d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 234d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 235d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 236d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFont::~Font() 237d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 238d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mFace) { 239d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Done_Face(mFace); 240d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 241d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 242d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for (uint32_t ct = 0; ct < mRSC->mStateFont.mActiveFonts.size(); ct++) { 243d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if (mRSC->mStateFont.mActiveFonts[ct] == this) { 244d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->mStateFont.mActiveFonts.removeAt(ct); 245d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk break; 246d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 247d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 248d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 249d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCachedGlyphs.size(); i ++) { 250d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk CachedGlyphInfo *glyph = mCachedGlyphs.valueAt(i); 251d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk delete glyph; 252d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 253d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 254d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 255d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFontState::FontState() 256d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 257d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mInitialized = false; 258d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mMaxNumberOfQuads = 1024; 259d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex = 0; 260d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC = NULL; 2613659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk mLibrary = NULL; 262ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk setFontColor(0.1f, 0.1f, 0.1f, 1.0f); 263d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 264d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 265d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFontState::~FontState() 266d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 267d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 268d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk delete mCacheLines[i]; 269d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 270d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 271d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk rsAssert(!mActiveFonts.size()); 272d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 273d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 274a1ccecd965c07c2739f1258989526051a010bdabAlex SakhartchoukFT_Library FontState::getLib() 275d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 276d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!mLibrary) { 277a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk FT_Error error = FT_Init_FreeType(&mLibrary); 278d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(error) { 279d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Unable to initialize freetype"); 280a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk return NULL; 281d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 282d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 2833659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk 284a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk return mLibrary; 285a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk} 286d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 287a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchoukvoid FontState::init(Context *rsc) 288a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk{ 289a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mRSC = rsc; 290d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 291d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 292d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::flushAllAndInvalidate() 293d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 294d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mCurrentQuadIndex != 0) { 295d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk issueDrawCommand(); 296d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex = 0; 297d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 298d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mActiveFonts.size(); i ++) { 299d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mActiveFonts[i]->invalidateTextureCache(); 300d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 301d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 302d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines[i]->mCurrentCol = 0; 303d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 304d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 305d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 306d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukbool FontState::cacheBitmap(FT_Bitmap *bitmap, uint32_t *retOriginX, uint32_t *retOriginY) 307d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 308d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // If the glyph is too tall, don't cache it 309d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if((uint32_t)bitmap->rows > mCacheLines[mCacheLines.size()-1]->mMaxHeight) { 310d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Font size to large to fit in cache. width, height = %i, %i", (int)bitmap->width, (int)bitmap->rows); 311d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return false; 312d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 313d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 314d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Now copy the bitmap into the cache texture 315d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t startX = 0; 316d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t startY = 0; 317d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 318d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool bitmapFit = false; 319d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 320d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bitmapFit = mCacheLines[i]->fitBitmap(bitmap, &startX, &startY); 321d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(bitmapFit) { 322d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk break; 323d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 324d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 325d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 326d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // If the new glyph didn't fit, flush the state so far and invalidate everything 327d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!bitmapFit) { 328d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk flushAllAndInvalidate(); 329d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 330d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Try to fit it again 331d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 332d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bitmapFit = mCacheLines[i]->fitBitmap(bitmap, &startX, &startY); 333d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(bitmapFit) { 334d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk break; 335d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 336d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 337d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 338d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // if we still don't fit, something is wrong and we shouldn't draw 339d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!bitmapFit) { 340d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Bitmap doesn't fit in cache. width, height = %i, %i", (int)bitmap->width, (int)bitmap->rows); 341d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return false; 342d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 343d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 344d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 345d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk *retOriginX = startX; 346d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk *retOriginY = startY; 347d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 348d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t endX = startX + bitmap->width; 349d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t endY = startY + bitmap->rows; 350d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 351d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t cacheWidth = getCacheTextureType()->getDimX(); 352d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 353d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk unsigned char *cacheBuffer = (unsigned char*)mTextTexture->getPtr(); 354d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk unsigned char *bitmapBuffer = bitmap->buffer; 355d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 356d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t cacheX = 0, bX = 0, cacheY = 0, bY = 0; 357d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(cacheX = startX, bX = 0; cacheX < endX; cacheX ++, bX ++) { 358d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(cacheY = startY, bY = 0; cacheY < endY; cacheY ++, bY ++) { 359d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk unsigned char tempCol = bitmapBuffer[bY * bitmap->width + bX]; 360d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk cacheBuffer[cacheY*cacheWidth + cacheX] = tempCol; 361d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 362d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 363d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 364d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // This will dirty the texture and the shader so next time 365d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // we draw it will upload the data 366d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mTextTexture->deferedUploadToTexture(mRSC, false, 0); 367d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontShaderF->bindTexture(0, mTextTexture.get()); 368d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 369d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Some debug code 370d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk /*for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 371d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Cache Line: H: %u Empty Space: %f", 372d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines[i]->mMaxHeight, 373d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (1.0f - (float)mCacheLines[i]->mCurrentCol/(float)mCacheLines[i]->mMaxWidth)*100.0f); 374d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 375d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk }*/ 376d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 377d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return true; 378d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 379d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 380d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::initRenderState() 381d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 3826445e5210c6d7f8689e94be9026153d017c9545bJason Sams uint32_t tmp[] = { 383d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk RS_TEX_ENV_MODE_REPLACE, 1, 384d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk RS_TEX_ENV_MODE_NONE, 0, 3856445e5210c6d7f8689e94be9026153d017c9545bJason Sams 0, 0 386d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk }; 3876445e5210c6d7f8689e94be9026153d017c9545bJason Sams ProgramFragment *pf = new ProgramFragment(mRSC, tmp, 6); 388d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontShaderF.set(pf); 389d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontShaderF->init(mRSC); 390d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 391d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Sampler *sampler = new Sampler(mRSC, RS_SAMPLER_NEAREST, RS_SAMPLER_NEAREST, 392d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk RS_SAMPLER_CLAMP, RS_SAMPLER_CLAMP, RS_SAMPLER_CLAMP); 393d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontSampler.set(sampler); 394d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontShaderF->bindSampler(0, sampler); 395d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 396d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ProgramStore *fontStore = new ProgramStore(mRSC); 397d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore.set(fontStore); 398d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore->setDepthFunc(RS_DEPTH_FUNC_ALWAYS); 399d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore->setBlendFunc(RS_BLEND_SRC_SRC_ALPHA, RS_BLEND_DST_ONE_MINUS_SRC_ALPHA); 400d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore->setDitherEnable(false); 401d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore->setDepthMask(false); 402d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 403d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 404d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::initTextTexture() 405d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 406d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *alphaElem = Element::create(mRSC, RS_TYPE_UNSIGNED_8, RS_KIND_PIXEL_A, true, 1); 407d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 408d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // We will allocate a texture to initially hold 32 character bitmaps 409d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Type *texType = new Type(mRSC); 410d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk texType->setElement(alphaElem); 411d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk texType->setDimX(1024); 412d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk texType->setDimY(256); 413d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk texType->compute(); 414d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 415d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Allocation *cacheAlloc = new Allocation(mRSC, texType); 416d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mTextTexture.set(cacheAlloc); 417d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mTextTexture->deferedUploadToTexture(mRSC, false, 0); 418d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 419d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Split up our cache texture into lines of certain widths 420d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk int nextLine = 0; 421d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(16, texType->getDimX(), nextLine, 0)); 422d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 423d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(24, texType->getDimX(), nextLine, 0)); 424d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 425d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(32, texType->getDimX(), nextLine, 0)); 426d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 427d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(32, texType->getDimX(), nextLine, 0)); 428d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 429d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(40, texType->getDimX(), nextLine, 0)); 430d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 431d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(texType->getDimY() - nextLine, texType->getDimX(), nextLine, 0)); 432d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 433d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 434d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk// Avoid having to reallocate memory and render quad by quad 435d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::initVertexArrayBuffers() 436d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 437d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Now lets write index data 438d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *indexElem = Element::create(mRSC, RS_TYPE_UNSIGNED_16, RS_KIND_USER, false, 1); 439d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Type *indexType = new Type(mRSC); 440d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t numIndicies = mMaxNumberOfQuads * 6; 441d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexType->setDimX(numIndicies); 442d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexType->setElement(indexElem); 443d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexType->compute(); 444d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 445d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Allocation *indexAlloc = new Allocation(mRSC, indexType); 446d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint16_t *indexPtr = (uint16_t*)indexAlloc->getPtr(); 447d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 448d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Four verts, two triangles , six indices per quad 449d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mMaxNumberOfQuads; i ++) { 450d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk int i6 = i * 6; 451d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk int i4 = i * 4; 452d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 453d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 0] = i4 + 0; 454d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 1] = i4 + 1; 455d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 2] = i4 + 2; 456d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 457d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 3] = i4 + 0; 458d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 4] = i4 + 2; 459d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 5] = i4 + 3; 460d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 461d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 462d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexAlloc->deferedUploadToBufferObject(mRSC); 463d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mIndexBuffer.set(indexAlloc); 464d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 465d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *posElem = Element::create(mRSC, RS_TYPE_FLOAT_32, RS_KIND_USER, false, 3); 466d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *texElem = Element::create(mRSC, RS_TYPE_FLOAT_32, RS_KIND_USER, false, 2); 467d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 468d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *elemArray[2]; 469d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk elemArray[0] = posElem; 470d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk elemArray[1] = texElem; 471d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 472d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk String8 posName("position"); 473d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk String8 texName("texture0"); 474d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 475d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const char *nameArray[2]; 476d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nameArray[0] = posName.string(); 477d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nameArray[1] = texName.string(); 478d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk size_t lengths[2]; 479d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk lengths[0] = posName.size(); 480d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk lengths[1] = texName.size(); 481d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 482d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *vertexDataElem = Element::create(mRSC, 2, elemArray, nameArray, lengths); 483d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 484d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Type *vertexDataType = new Type(mRSC); 485d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk vertexDataType->setDimX(mMaxNumberOfQuads * 4); 486d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk vertexDataType->setElement(vertexDataElem); 487d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk vertexDataType->compute(); 488d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 489d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Allocation *vertexAlloc = new Allocation(mRSC, vertexDataType); 490d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mTextMeshPtr = (float*)vertexAlloc->getPtr(); 491d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 492d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mVertexArray.set(vertexAlloc); 493d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 494d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 495d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk// We don't want to allocate anything unless we actually draw text 496d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::checkInit() 497d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 498d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mInitialized) { 499d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 500d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 501d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 502d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk initTextTexture(); 503d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk initRenderState(); 504d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 505d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk initVertexArrayBuffers(); 506d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 507d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mInitialized = true; 508d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 509d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 510d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::issueDrawCommand() { 511d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 512d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<const ProgramVertex> tmpV(mRSC->getVertex()); 513d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setVertex(mRSC->getDefaultProgramVertex()); 514d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 515d18c744a37441311c9b65254a35db456835adad3Alex Sakhartchouk ObjectBaseRef<const ProgramRaster> tmpR(mRSC->getRaster()); 516d18c744a37441311c9b65254a35db456835adad3Alex Sakhartchouk mRSC->setRaster(mRSC->getDefaultProgramRaster()); 517d18c744a37441311c9b65254a35db456835adad3Alex Sakhartchouk 518d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<const ProgramFragment> tmpF(mRSC->getFragment()); 519d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragment(mFontShaderF.get()); 520d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 521d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<const ProgramStore> tmpPS(mRSC->getFragmentStore()); 522d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragmentStore(mFontProgramStore.get()); 523d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 524ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk if(mFontColorDirty) { 525ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk mFontShaderF->setConstantColor(mFontColor[0], mFontColor[1], mFontColor[2], mFontColor[3]); 526ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk mFontColorDirty = false; 527ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk } 528ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk 529d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if (!mRSC->setupCheck()) { 530d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setVertex((ProgramVertex *)tmpV.get()); 531d18c744a37441311c9b65254a35db456835adad3Alex Sakhartchouk mRSC->setRaster((ProgramRaster *)tmpR.get()); 532d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragment((ProgramFragment *)tmpF.get()); 533d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragmentStore((ProgramStore *)tmpPS.get()); 534d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 535d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 536d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 537d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float *vtx = (float*)mVertexArray->getPtr(); 538d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float *tex = vtx + 3; 539d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 540d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk VertexArray va; 541d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk va.add(GL_FLOAT, 3, 20, false, (uint32_t)vtx, "position"); 542d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk va.add(GL_FLOAT, 2, 20, false, (uint32_t)tex, "texture0"); 543d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk va.setupGL2(mRSC, &mRSC->mStateVertexArray, &mRSC->mShaderCache); 544d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 545d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mIndexBuffer->uploadCheck(mRSC); 546d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, mIndexBuffer->getBufferObjectID()); 547d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glDrawElements(GL_TRIANGLES, mCurrentQuadIndex * 6, GL_UNSIGNED_SHORT, (uint16_t *)(0)); 548d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 549d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Reset the state 550d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setVertex((ProgramVertex *)tmpV.get()); 551d18c744a37441311c9b65254a35db456835adad3Alex Sakhartchouk mRSC->setRaster((ProgramRaster *)tmpR.get()); 552d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragment((ProgramFragment *)tmpF.get()); 553d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragmentStore((ProgramStore *)tmpPS.get()); 554d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 555d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 556d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::appendMeshQuad(float x1, float y1, float z1, 557d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u1, float v1, 558d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float x2, float y2, float z2, 559d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u2, float v2, 560d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float x3, float y3, float z3, 561d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u3, float v3, 562d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float x4, float y4, float z4, 563d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u4, float v4) 564d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 565d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const uint32_t vertsPerQuad = 4; 566d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const uint32_t floatsPerVert = 5; 567d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float *currentPos = mTextMeshPtr + mCurrentQuadIndex * vertsPerQuad * floatsPerVert; 568d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 569d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Cull things that are off the screen 570d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float width = (float)mRSC->getWidth(); 571d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float height = (float)mRSC->getHeight(); 572d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 573d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(x1 > width || y1 < 0.0f || x2 < 0 || y4 > height) { 574d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 575d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 576d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 577d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk /*LOGE("V0 x: %f y: %f z: %f", x1, y1, z1); 578d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("V1 x: %f y: %f z: %f", x2, y2, z2); 579d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("V2 x: %f y: %f z: %f", x3, y3, z3); 580d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("V3 x: %f y: %f z: %f", x4, y4, z4);*/ 581d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 582d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = x1; 583d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = y1; 584d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = z1; 585d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = u1; 586d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = v1; 587d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 588d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = x2; 589d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = y2; 590d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = z2; 591d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = u2; 592d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = v2; 593d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 594d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = x3; 595d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = y3; 596d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = z3; 597d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = u3; 598d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = v3; 599d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 600d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = x4; 601d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = y4; 602d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = z4; 603d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = u4; 604d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = v4; 605d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 606d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex ++; 607d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 608d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mCurrentQuadIndex == mMaxNumberOfQuads) { 609d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk issueDrawCommand(); 610d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex = 0; 611d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 612d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 613d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 614d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::renderText(const char *text, uint32_t len, uint32_t startIndex, int numGlyphs, int x, int y) 615d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 616d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk checkInit(); 617d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 618a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk //String8 text8(text); 619d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 620d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Render code here 621d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Font *currentFont = mRSC->getFont(); 622a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk if(!currentFont) { 623a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk if(!mDefault.get()) { 624a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mDefault.set(Font::create(mRSC, "DroidSans.ttf", 16, 96)); 625a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk } 626a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk currentFont = mDefault.get(); 627a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk } 6283659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk if(!currentFont) { 6293659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk LOGE("Unable to initialize any fonts"); 6303659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk return; 6313659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk } 6323659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk 633d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk currentFont->renderUTF(text, len, startIndex, numGlyphs, x, y); 634d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 635d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mCurrentQuadIndex != 0) { 636d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk issueDrawCommand(); 637d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex = 0; 638d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 639d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 640d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 641d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::renderText(const char *text, int x, int y) 642d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 643d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk size_t textLen = strlen(text); 644d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk renderText(text, textLen, 0, -1, x, y); 645d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 646d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 647d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::renderText(Allocation *alloc, int x, int y) 648d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 649d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!alloc) { 650d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 651d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 652d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 653d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const char *text = (const char *)alloc->getPtr(); 654d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk size_t allocSize = alloc->getType()->getSizeBytes(); 655d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk renderText(text, allocSize, 0, -1, x, y); 656d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 657d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 658d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::renderText(Allocation *alloc, uint32_t start, int len, int x, int y) 659d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 660d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!alloc) { 661d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 662d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 663d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 664d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const char *text = (const char *)alloc->getPtr(); 665d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk size_t allocSize = alloc->getType()->getSizeBytes(); 666d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk renderText(text, allocSize, start, len, x, y); 667d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 668d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 6699fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchoukvoid FontState::setFontColor(float r, float g, float b, float a) { 6709fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk mFontColor[0] = r; 6719fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk mFontColor[1] = g; 6729fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk mFontColor[2] = b; 6739fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk mFontColor[3] = a; 6749fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk mFontColorDirty = true; 6759fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk} 6769fc9f0375a92fe22fecb3782b18a5c6060a07290Alex Sakhartchouk 677ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchoukvoid FontState::getFontColor(float *r, float *g, float *b, float *a) const { 678ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk *r = mFontColor[0]; 679ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk *g = mFontColor[1]; 680ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk *b = mFontColor[2]; 681ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk *a = mFontColor[3]; 682ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk} 683ca5a454e022caec6c6d3cbb404cc09ea095ba97aAlex Sakhartchouk 684d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::deinit(Context *rsc) 685d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 686a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mInitialized = false; 687a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk 688a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mIndexBuffer.clear(); 689a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mVertexArray.clear(); 690a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk 691a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mFontShaderF.clear(); 692a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mFontSampler.clear(); 693a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mFontProgramStore.clear(); 694a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk 695a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mTextTexture.clear(); 696a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 697a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk delete mCacheLines[i]; 698d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 699a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk mCacheLines.clear(); 700d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 701d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mDefault.clear(); 702a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk 7033659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk Vector<Font*> fontsToDereference = mActiveFonts; 7043659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk for(uint32_t i = 0; i < fontsToDereference.size(); i ++) { 7053659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk fontsToDereference[i]->zeroUserRef(); 7063659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk } 7073659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk 708a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk if(mLibrary) { 709a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk FT_Done_FreeType( mLibrary ); 7103659d94d345c333bf98070dbe7b6daee233225a9Alex Sakhartchouk mLibrary = NULL; 711a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk } 712d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 713d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 714d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouknamespace android { 715d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouknamespace renderscript { 716d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 717d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukRsFont rsi_FontCreateFromFile(Context *rsc, char const *name, uint32_t fontSize, uint32_t dpi) 718d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 719a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk Font *newFont = Font::create(rsc, name, fontSize, dpi); 720a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk if(newFont) { 721a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk newFont->incUserRef(); 722a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk } 723a1ccecd965c07c2739f1258989526051a010bdabAlex Sakhartchouk return newFont; 724d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 725d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 726d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} // renderscript 727d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} // android 728