rsFont.cpp revision d3e0ad43dc758c409fc23d1893dab67b18520c24
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{ 38d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mInitialized = false; 39d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mHasKerning = false; 40d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 41d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 42d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukbool Font::init(const char *name, uint32_t fontSize, uint32_t dpi) 43d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 44d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mInitialized) { 45d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Reinitialization of fonts not supported"); 46d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return false; 47d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 48d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 49d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk String8 fontsDir("/fonts/"); 50d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk String8 fullPath(getenv("ANDROID_ROOT")); 51d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk fullPath += fontsDir; 52d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk fullPath += name; 53d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 54d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Error error = FT_New_Face(mRSC->mStateFont.mLibrary, fullPath.string(), 0, &mFace); 55d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(error) { 56d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Unable to initialize font %s", fullPath.string()); 57d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return false; 58d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 59d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 60d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontName = name; 61d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontSize = fontSize; 62d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mDpi = dpi; 63d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 64d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk //LOGE("Font initialized: %s", fullPath.string()); 65d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 66d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk error = FT_Set_Char_Size(mFace, fontSize * 64, 0, dpi, 0); 67d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(error) { 68d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Unable to set font size on %s", fullPath.string()); 69d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return false; 70d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 71d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 72d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mHasKerning = FT_HAS_KERNING(mFace); 73d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Kerning: %i", mHasKerning); 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{ 159d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!glyph->mBitmapValid) { 160d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 161d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Error error = FT_Load_Glyph( mFace, glyph->mGlyphIndex, FT_LOAD_RENDER ); 162d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(error) { 163d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Couldn't load glyph."); 164d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 165d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 166d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 167d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mAdvance = mFace->glyph->advance; 168d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapLeft = mFace->glyph->bitmap_left; 169d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapTop = mFace->glyph->bitmap_top; 170d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 171d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Bitmap *bitmap = &mFace->glyph->bitmap; 172d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 173d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Bitmap_New(&glyph->mBitmap); 174d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Bitmap_Copy(mRSC->mStateFont.mLibrary, bitmap, &glyph->mBitmap); 175d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 176d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapValid = true; 177d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 178d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 179d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Now copy the bitmap into the cache texture 180d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t startX = 0; 181d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t startY = 0; 182d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 183d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Let the font state figure out where to put the bitmap 184d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FontState *state = &mRSC->mStateFont; 185d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mIsValid = state->cacheBitmap(&glyph->mBitmap, &startX, &startY); 186d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 187d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!glyph->mIsValid) { 188d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 189d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 190d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 191d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t endX = startX + glyph->mBitmap.width; 192d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t endY = startY + glyph->mBitmap.rows; 193d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 194d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMinX = startX; 195d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMinY = startY; 196d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapWidth = glyph->mBitmap.width; 197d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapHeight = glyph->mBitmap.rows; 198d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 199d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t cacheWidth = state->getCacheTextureType()->getDimX(); 200d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t cacheHeight = state->getCacheTextureType()->getDimY(); 201d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 202d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMinU = (float)startX / (float)cacheWidth; 203d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMinV = (float)startY / (float)cacheHeight; 204d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMaxU = (float)endX / (float)cacheWidth; 205d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glyph->mBitmapMaxV = (float)endY / (float)cacheHeight; 206d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 207d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 208d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFont::CachedGlyphInfo *Font::cacheGlyph(uint32_t glyph) 209d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 210d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk CachedGlyphInfo *newGlyph = new CachedGlyphInfo(); 211d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCachedGlyphs.add(glyph, newGlyph); 212d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 213d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk newGlyph->mGlyphIndex = FT_Get_Char_Index(mFace, glyph); 214d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk newGlyph->mIsValid = false; 215d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk newGlyph->mBitmapValid = false; 216d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 217d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk //LOGE("Glyph = %c, face index: %u", (unsigned char)glyph, newGlyph->mGlyphIndex); 218d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 219d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk updateGlyphCache(newGlyph); 220d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 221d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return newGlyph; 222d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 223d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 224d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFont * Font::create(Context *rsc, const char *name, uint32_t fontSize, uint32_t dpi) 225d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 226d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Vector<Font*> &activeFonts = rsc->mStateFont.mActiveFonts; 227d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 228d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < activeFonts.size(); i ++) { 229d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Font *ithFont = activeFonts[i]; 230d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(ithFont->mFontName == name && ithFont->mFontSize == fontSize && ithFont->mDpi == dpi) { 231d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ithFont->incUserRef(); 232d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return ithFont; 233d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 234d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 235d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 236d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Font *newFont = new Font(rsc); 237d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool isInitialized = newFont->init(name, fontSize, dpi); 238d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(isInitialized) { 239d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk newFont->incUserRef(); 240d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk activeFonts.push(newFont); 241d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return newFont; 242d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 243d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 244d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk delete newFont; 245d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return NULL; 246d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 247d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 248d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 249d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFont::~Font() 250d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 251d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mFace) { 252d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Done_Face(mFace); 253d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 254d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 255d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for (uint32_t ct = 0; ct < mRSC->mStateFont.mActiveFonts.size(); ct++) { 256d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if (mRSC->mStateFont.mActiveFonts[ct] == this) { 257d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->mStateFont.mActiveFonts.removeAt(ct); 258d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk break; 259d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 260d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 261d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 262d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCachedGlyphs.size(); i ++) { 263d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk CachedGlyphInfo *glyph = mCachedGlyphs.valueAt(i); 264d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(glyph->mBitmapValid) { 265d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Bitmap_Done(mRSC->mStateFont.mLibrary, &glyph->mBitmap); 266d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 267d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk delete glyph; 268d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 269d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 270d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 271d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFontState::FontState() 272d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 273d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mInitialized = false; 274d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mMaxNumberOfQuads = 1024; 275d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex = 0; 276d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC = NULL; 277d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 278d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 279d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukFontState::~FontState() 280d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 281d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 282d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk delete mCacheLines[i]; 283d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 284d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 285d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk rsAssert(!mActiveFonts.size()); 286d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 287d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 288d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::init(Context *rsc) 289d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 290d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Error error; 291d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 292d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!mLibrary) { 293d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk error = FT_Init_FreeType(&mLibrary); 294d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(error) { 295d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Unable to initialize freetype"); 296d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 297d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 298d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 299d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 300d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC = rsc; 301d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 302d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mDefault.set(Font::create(rsc, "DroidSans.ttf", 16, 96)); 303d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 304d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 305d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::flushAllAndInvalidate() 306d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 307d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mCurrentQuadIndex != 0) { 308d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk issueDrawCommand(); 309d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex = 0; 310d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 311d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mActiveFonts.size(); i ++) { 312d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mActiveFonts[i]->invalidateTextureCache(); 313d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 314d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 315d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines[i]->mCurrentCol = 0; 316d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 317d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 318d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 319d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukbool FontState::cacheBitmap(FT_Bitmap *bitmap, uint32_t *retOriginX, uint32_t *retOriginY) 320d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 321d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // If the glyph is too tall, don't cache it 322d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if((uint32_t)bitmap->rows > mCacheLines[mCacheLines.size()-1]->mMaxHeight) { 323d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Font size to large to fit in cache. width, height = %i, %i", (int)bitmap->width, (int)bitmap->rows); 324d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return false; 325d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 326d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 327d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Now copy the bitmap into the cache texture 328d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t startX = 0; 329d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t startY = 0; 330d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 331d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bool bitmapFit = false; 332d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 333d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bitmapFit = mCacheLines[i]->fitBitmap(bitmap, &startX, &startY); 334d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(bitmapFit) { 335d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk break; 336d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 337d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 338d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 339d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // If the new glyph didn't fit, flush the state so far and invalidate everything 340d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!bitmapFit) { 341d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk flushAllAndInvalidate(); 342d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 343d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Try to fit it again 344d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 345d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk bitmapFit = mCacheLines[i]->fitBitmap(bitmap, &startX, &startY); 346d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(bitmapFit) { 347d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk break; 348d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 349d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 350d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 351d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // if we still don't fit, something is wrong and we shouldn't draw 352d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!bitmapFit) { 353d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Bitmap doesn't fit in cache. width, height = %i, %i", (int)bitmap->width, (int)bitmap->rows); 354d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return false; 355d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 356d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 357d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 358d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk *retOriginX = startX; 359d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk *retOriginY = startY; 360d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 361d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t endX = startX + bitmap->width; 362d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t endY = startY + bitmap->rows; 363d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 364d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk //LOGE("Bitmap width, height = %i, %i", (int)bitmap->width, (int)bitmap->rows); 365d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 366d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t cacheWidth = getCacheTextureType()->getDimX(); 367d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 368d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk unsigned char *cacheBuffer = (unsigned char*)mTextTexture->getPtr(); 369d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk unsigned char *bitmapBuffer = bitmap->buffer; 370d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 371d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t cacheX = 0, bX = 0, cacheY = 0, bY = 0; 372d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(cacheX = startX, bX = 0; cacheX < endX; cacheX ++, bX ++) { 373d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(cacheY = startY, bY = 0; cacheY < endY; cacheY ++, bY ++) { 374d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk unsigned char tempCol = bitmapBuffer[bY * bitmap->width + bX]; 375d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk cacheBuffer[cacheY*cacheWidth + cacheX] = tempCol; 376d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 377d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 378d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 379d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // This will dirty the texture and the shader so next time 380d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // we draw it will upload the data 381d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mTextTexture->deferedUploadToTexture(mRSC, false, 0); 382d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontShaderF->bindTexture(0, mTextTexture.get()); 383d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 384d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Some debug code 385d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk /*for(uint32_t i = 0; i < mCacheLines.size(); i ++) { 386d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("Cache Line: H: %u Empty Space: %f", 387d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines[i]->mMaxHeight, 388d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (1.0f - (float)mCacheLines[i]->mCurrentCol/(float)mCacheLines[i]->mMaxWidth)*100.0f); 389d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 390d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk }*/ 391d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 392d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return true; 393d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 394d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 395d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::initRenderState() 396d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 397d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t tmp[5] = { 398d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk RS_TEX_ENV_MODE_REPLACE, 1, 399d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk RS_TEX_ENV_MODE_NONE, 0, 400d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 0 401d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk }; 402d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ProgramFragment *pf = new ProgramFragment(mRSC, tmp, 5); 403d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontShaderF.set(pf); 404d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontShaderF->init(mRSC); 405d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 406d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Sampler *sampler = new Sampler(mRSC, RS_SAMPLER_NEAREST, RS_SAMPLER_NEAREST, 407d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk RS_SAMPLER_CLAMP, RS_SAMPLER_CLAMP, RS_SAMPLER_CLAMP); 408d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontSampler.set(sampler); 409d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontShaderF->bindSampler(0, sampler); 410d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 411d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ProgramStore *fontStore = new ProgramStore(mRSC); 412d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore.set(fontStore); 413d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore->setDepthFunc(RS_DEPTH_FUNC_ALWAYS); 414d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore->setBlendFunc(RS_BLEND_SRC_SRC_ALPHA, RS_BLEND_DST_ONE_MINUS_SRC_ALPHA); 415d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore->setDitherEnable(false); 416d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mFontProgramStore->setDepthMask(false); 417d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 418d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 419d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::initTextTexture() 420d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 421d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *alphaElem = Element::create(mRSC, RS_TYPE_UNSIGNED_8, RS_KIND_PIXEL_A, true, 1); 422d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 423d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // We will allocate a texture to initially hold 32 character bitmaps 424d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Type *texType = new Type(mRSC); 425d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk texType->setElement(alphaElem); 426d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk texType->setDimX(1024); 427d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk texType->setDimY(256); 428d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk texType->compute(); 429d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 430d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Allocation *cacheAlloc = new Allocation(mRSC, texType); 431d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mTextTexture.set(cacheAlloc); 432d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mTextTexture->deferedUploadToTexture(mRSC, false, 0); 433d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 434d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Split up our cache texture into lines of certain widths 435d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk int nextLine = 0; 436d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(16, texType->getDimX(), nextLine, 0)); 437d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 438d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(24, texType->getDimX(), nextLine, 0)); 439d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 440d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(32, texType->getDimX(), nextLine, 0)); 441d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 442d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(32, texType->getDimX(), nextLine, 0)); 443d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 444d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(40, texType->getDimX(), nextLine, 0)); 445d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nextLine += mCacheLines.top()->mMaxHeight; 446d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCacheLines.push(new CacheTextureLine(texType->getDimY() - nextLine, texType->getDimX(), nextLine, 0)); 447d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 448d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 449d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk// Avoid having to reallocate memory and render quad by quad 450d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::initVertexArrayBuffers() 451d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 452d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Now lets write index data 453d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *indexElem = Element::create(mRSC, RS_TYPE_UNSIGNED_16, RS_KIND_USER, false, 1); 454d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Type *indexType = new Type(mRSC); 455d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint32_t numIndicies = mMaxNumberOfQuads * 6; 456d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexType->setDimX(numIndicies); 457d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexType->setElement(indexElem); 458d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexType->compute(); 459d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 460d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Allocation *indexAlloc = new Allocation(mRSC, indexType); 461d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk uint16_t *indexPtr = (uint16_t*)indexAlloc->getPtr(); 462d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 463d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Four verts, two triangles , six indices per quad 464d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mMaxNumberOfQuads; i ++) { 465d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk int i6 = i * 6; 466d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk int i4 = i * 4; 467d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 468d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 0] = i4 + 0; 469d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 1] = i4 + 1; 470d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 2] = i4 + 2; 471d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 472d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 3] = i4 + 0; 473d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 4] = i4 + 2; 474d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexPtr[i6 + 5] = i4 + 3; 475d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 476d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 477d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk indexAlloc->deferedUploadToBufferObject(mRSC); 478d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mIndexBuffer.set(indexAlloc); 479d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 480d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *posElem = Element::create(mRSC, RS_TYPE_FLOAT_32, RS_KIND_USER, false, 3); 481d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *texElem = Element::create(mRSC, RS_TYPE_FLOAT_32, RS_KIND_USER, false, 2); 482d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 483d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *elemArray[2]; 484d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk elemArray[0] = posElem; 485d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk elemArray[1] = texElem; 486d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 487d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk String8 posName("position"); 488d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk String8 texName("texture0"); 489d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 490d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const char *nameArray[2]; 491d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nameArray[0] = posName.string(); 492d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk nameArray[1] = texName.string(); 493d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk size_t lengths[2]; 494d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk lengths[0] = posName.size(); 495d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk lengths[1] = texName.size(); 496d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 497d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const Element *vertexDataElem = Element::create(mRSC, 2, elemArray, nameArray, lengths); 498d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 499d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Type *vertexDataType = new Type(mRSC); 500d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk vertexDataType->setDimX(mMaxNumberOfQuads * 4); 501d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk vertexDataType->setElement(vertexDataElem); 502d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk vertexDataType->compute(); 503d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 504d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Allocation *vertexAlloc = new Allocation(mRSC, vertexDataType); 505d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mTextMeshPtr = (float*)vertexAlloc->getPtr(); 506d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 507d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mVertexArray.set(vertexAlloc); 508d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 509d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 510d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk// We don't want to allocate anything unless we actually draw text 511d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::checkInit() 512d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 513d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mInitialized) { 514d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 515d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 516d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 517d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk initTextTexture(); 518d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk initRenderState(); 519d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 520d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk initVertexArrayBuffers(); 521d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 522d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk /*mTextMeshRefs = new ObjectBaseRef<SimpleMesh>[mNumMeshes]; 523d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 524d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk for(uint32_t i = 0; i < mNumMeshes; i ++){ 525d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk SimpleMesh *textMesh = createTextMesh(); 526d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mTextMeshRefs[i].set(textMesh); 527d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk }*/ 528d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 529d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mInitialized = true; 530d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 531d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 532d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::issueDrawCommand() { 533d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 534d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<const ProgramVertex> tmpV(mRSC->getVertex()); 535d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setVertex(mRSC->getDefaultProgramVertex()); 536d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 537d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<const ProgramFragment> tmpF(mRSC->getFragment()); 538d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragment(mFontShaderF.get()); 539d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 540d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk ObjectBaseRef<const ProgramStore> tmpPS(mRSC->getFragmentStore()); 541d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragmentStore(mFontProgramStore.get()); 542d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 543d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if (!mRSC->setupCheck()) { 544d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setVertex((ProgramVertex *)tmpV.get()); 545d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragment((ProgramFragment *)tmpF.get()); 546d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragmentStore((ProgramStore *)tmpPS.get()); 547d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 548d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 549d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 550d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float *vtx = (float*)mVertexArray->getPtr(); 551d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float *tex = vtx + 3; 552d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 553d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk VertexArray va; 554d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk va.add(GL_FLOAT, 3, 20, false, (uint32_t)vtx, "position"); 555d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk va.add(GL_FLOAT, 2, 20, false, (uint32_t)tex, "texture0"); 556d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk va.setupGL2(mRSC, &mRSC->mStateVertexArray, &mRSC->mShaderCache); 557d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 558d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mIndexBuffer->uploadCheck(mRSC); 559d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, mIndexBuffer->getBufferObjectID()); 560d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk glDrawElements(GL_TRIANGLES, mCurrentQuadIndex * 6, GL_UNSIGNED_SHORT, (uint16_t *)(0)); 561d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 562d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Reset the state 563d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setVertex((ProgramVertex *)tmpV.get()); 564d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragment((ProgramFragment *)tmpF.get()); 565d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mRSC->setFragmentStore((ProgramStore *)tmpPS.get()); 566d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 567d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 568d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::appendMeshQuad(float x1, float y1, float z1, 569d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u1, float v1, 570d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float x2, float y2, float z2, 571d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u2, float v2, 572d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float x3, float y3, float z3, 573d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u3, float v3, 574d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float x4, float y4, float z4, 575d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float u4, float v4) 576d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 577d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const uint32_t vertsPerQuad = 4; 578d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const uint32_t floatsPerVert = 5; 579d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float *currentPos = mTextMeshPtr + mCurrentQuadIndex * vertsPerQuad * floatsPerVert; 580d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 581d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Cull things that are off the screen 582d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float width = (float)mRSC->getWidth(); 583d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk float height = (float)mRSC->getHeight(); 584d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 585d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(x1 > width || y1 < 0.0f || x2 < 0 || y4 > height) { 586d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 587d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 588d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 589d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk /*LOGE("V0 x: %f y: %f z: %f", x1, y1, z1); 590d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("V1 x: %f y: %f z: %f", x2, y2, z2); 591d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("V2 x: %f y: %f z: %f", x3, y3, z3); 592d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk LOGE("V3 x: %f y: %f z: %f", x4, y4, z4);*/ 593d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 594d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = x1; 595d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = y1; 596d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = z1; 597d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = u1; 598d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = v1; 599d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 600d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = x2; 601d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = y2; 602d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = z2; 603d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = u2; 604d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = v2; 605d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 606d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = x3; 607d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = y3; 608d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = z3; 609d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = u3; 610d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = v3; 611d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 612d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = x4; 613d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = y4; 614d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = z4; 615d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = u4; 616d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk (*currentPos++) = v4; 617d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 618d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex ++; 619d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 620d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mCurrentQuadIndex == mMaxNumberOfQuads) { 621d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk issueDrawCommand(); 622d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex = 0; 623d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 624d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 625d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 626d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::renderText(const char *text, uint32_t len, uint32_t startIndex, int numGlyphs, int x, int y) 627d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 628d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk checkInit(); 629d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 630d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk String8 text8(text); 631d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 632d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk // Render code here 633d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk Font *currentFont = mRSC->getFont(); 634d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk currentFont->renderUTF(text, len, startIndex, numGlyphs, x, y); 635d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 636d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mCurrentQuadIndex != 0) { 637d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk issueDrawCommand(); 638d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mCurrentQuadIndex = 0; 639d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 640d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 641d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 642d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::renderText(const char *text, int x, int y) 643d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 644d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk size_t textLen = strlen(text); 645d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk renderText(text, textLen, 0, -1, x, y); 646d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 647d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 648d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::renderText(Allocation *alloc, int x, int y) 649d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 650d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!alloc) { 651d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 652d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 653d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 654d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const char *text = (const char *)alloc->getPtr(); 655d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk size_t allocSize = alloc->getType()->getSizeBytes(); 656d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk renderText(text, allocSize, 0, -1, x, y); 657d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 658d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 659d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::renderText(Allocation *alloc, uint32_t start, int len, int x, int y) 660d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 661d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(!alloc) { 662d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return; 663d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 664d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 665d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk const char *text = (const char *)alloc->getPtr(); 666d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk size_t allocSize = alloc->getType()->getSizeBytes(); 667d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk renderText(text, allocSize, start, len, x, y); 668d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 669d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 670d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchoukvoid FontState::deinit(Context *rsc) 671d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 672d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk if(mLibrary) { 673d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk FT_Done_FreeType( mLibrary ); 674d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk } 675d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 676d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk delete mDefault.get(); 677d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk mDefault.clear(); 678d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 679d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 680d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouknamespace android { 681d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouknamespace renderscript { 682d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 683d3e0ad43dc758c409fc23d1893dab67b18520c24Alex SakhartchoukRsFont rsi_FontCreateFromFile(Context *rsc, char const *name, uint32_t fontSize, uint32_t dpi) 684d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk{ 685d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk return Font::create(rsc, name, fontSize, dpi); 686d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} 687d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk 688d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} // renderscript 689d3e0ad43dc758c409fc23d1893dab67b18520c24Alex Sakhartchouk} // android 690