Patch.cpp revision 51d6a3db97bdd5315f1a17a4b447d10a92217b98
1fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy/* 2fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy * Copyright (C) 2010 The Android Open Source Project 3fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy * 4fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy * you may not use this file except in compliance with the License. 6fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy * You may obtain a copy of the License at 7fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy * 8fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy * http://www.apache.org/licenses/LICENSE-2.0 9fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy * 10fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy * Unless required by applicable law or agreed to in writing, software 11fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy * See the License for the specific language governing permissions and 14fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy * limitations under the License. 15fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy */ 16fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 17fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy#define LOG_TAG "OpenGLRenderer" 18fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 196820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy#include <cmath> 20fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 214bb942083a0d4db746adf95349108dd8ef842e32Romain Guy#include <utils/Log.h> 224bb942083a0d4db746adf95349108dd8ef842e32Romain Guy 2303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy#include "Caches.h" 243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy#include "Patch.h" 25a5ef39a21683189e5906c9f252b997f0508e350dRomain Guy#include "Properties.h" 263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy#include "UvMapper.h" 27fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 28fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guynamespace android { 29fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guynamespace uirenderer { 30fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 31fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy/////////////////////////////////////////////////////////////////////////////// 32fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy// Constructors/destructor 33fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy/////////////////////////////////////////////////////////////////////////////// 34fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 3551d6a3db97bdd5315f1a17a4b447d10a92217b98Chris CraikPatch::Patch(): vertices(), verticesCount(0), indexCount(0), hasEmptyQuads(false) { 36fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy} 37fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 38fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy/////////////////////////////////////////////////////////////////////////////// 393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy// Vertices management 406f72bebe92a4db7b5dc83f4ac5b5fd02e3b4e2cdRomain Guy/////////////////////////////////////////////////////////////////////////////// 416f72bebe92a4db7b5dc83f4ac5b5fd02e3b4e2cdRomain Guy 423b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyuint32_t Patch::getSize() const { 433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return verticesCount * sizeof(TextureVertex); 446f72bebe92a4db7b5dc83f4ac5b5fd02e3b4e2cdRomain Guy} 456f72bebe92a4db7b5dc83f4ac5b5fd02e3b4e2cdRomain Guy 463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain GuyTextureVertex* Patch::createMesh(const float bitmapWidth, const float bitmapHeight, 4703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy float width, float height, const Res_png_9patch* patch) { 483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy UvMapper mapper; 4903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return createMesh(bitmapWidth, bitmapHeight, width, height, mapper, patch); 506f72bebe92a4db7b5dc83f4ac5b5fd02e3b4e2cdRomain Guy} 516f72bebe92a4db7b5dc83f4ac5b5fd02e3b4e2cdRomain Guy 523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain GuyTextureVertex* Patch::createMesh(const float bitmapWidth, const float bitmapHeight, 5303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy float width, float height, const UvMapper& mapper, const Res_png_9patch* patch) { 5451d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik if (vertices) return vertices.get(); 555341cead27070656458750a789ba211a505b57b5Romain Guy 563b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy int8_t emptyQuads = 0; 576381dd4ff212a95be30d2b445d40ff419ab076b4Narayan Kamath mColors = patch->getColors(); 583b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 596cad75744ed3b81cf2c96f545368067b62c726ecRomain Guy const int8_t numColors = patch->numColors; 603b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (uint8_t(numColors) < sizeof(uint32_t) * 4) { 613b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy for (int8_t i = 0; i < numColors; i++) { 626cad75744ed3b81cf2c96f545368067b62c726ecRomain Guy if (mColors[i] == 0x0) { 633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy emptyQuads++; 643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 666f72bebe92a4db7b5dc83f4ac5b5fd02e3b4e2cdRomain Guy } 676f72bebe92a4db7b5dc83f4ac5b5fd02e3b4e2cdRomain Guy 683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy hasEmptyQuads = emptyQuads > 0; 696f72bebe92a4db7b5dc83f4ac5b5fd02e3b4e2cdRomain Guy 703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy uint32_t xCount = patch->numXDivs; 713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy uint32_t yCount = patch->numYDivs; 726f72bebe92a4db7b5dc83f4ac5b5fd02e3b4e2cdRomain Guy 733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy uint32_t maxVertices = ((xCount + 1) * (yCount + 1) - emptyQuads) * 4; 743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (maxVertices == 0) return NULL; 75fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 7651d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik vertices.reset(new TextureVertex[maxVertices]); 7751d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik TextureVertex* vertex = vertices.get(); 78a5ef39a21683189e5906c9f252b997f0508e350dRomain Guy 796381dd4ff212a95be30d2b445d40ff419ab076b4Narayan Kamath const int32_t* xDivs = patch->getXDivs(); 806381dd4ff212a95be30d2b445d40ff419ab076b4Narayan Kamath const int32_t* yDivs = patch->getYDivs(); 815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const uint32_t xStretchCount = (xCount + 1) >> 1; 833b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const uint32_t yStretchCount = (yCount + 1) >> 1; 84fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 856820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy float stretchX = 0.0f; 8641d35aef06c2a570a45474a01ca95a6cb9c29d9eRomain Guy float stretchY = 0.0f; 8741d35aef06c2a570a45474a01ca95a6cb9c29d9eRomain Guy 8841d35aef06c2a570a45474a01ca95a6cb9c29d9eRomain Guy float rescaleX = 1.0f; 8941d35aef06c2a570a45474a01ca95a6cb9c29d9eRomain Guy float rescaleY = 1.0f; 90fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 91fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy if (xStretchCount > 0) { 92fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy uint32_t stretchSize = 0; 933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy for (uint32_t i = 1; i < xCount; i += 2) { 943b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy stretchSize += xDivs[i] - xDivs[i - 1]; 95fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy } 966820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy const float xStretchTex = stretchSize; 97fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy const float fixed = bitmapWidth - stretchSize; 9803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const float xStretch = fmaxf(width - fixed, 0.0f); 996820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy stretchX = xStretch / xStretchTex; 10003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy rescaleX = fixed == 0.0f ? 0.0f : fminf(fmaxf(width, 0.0f) / fixed, 1.0f); 101fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy } 102fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 103fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy if (yStretchCount > 0) { 104fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy uint32_t stretchSize = 0; 1053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy for (uint32_t i = 1; i < yCount; i += 2) { 1063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy stretchSize += yDivs[i] - yDivs[i - 1]; 107fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy } 1086820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy const float yStretchTex = stretchSize; 109fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy const float fixed = bitmapHeight - stretchSize; 11003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const float yStretch = fmaxf(height - fixed, 0.0f); 1116820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy stretchY = yStretch / yStretchTex; 11203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy rescaleY = fixed == 0.0f ? 0.0f : fminf(fmaxf(height, 0.0f) / fixed, 1.0f); 113fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy } 114fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 1154bb942083a0d4db746adf95349108dd8ef842e32Romain Guy uint32_t quadCount = 0; 116fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 1176820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy float previousStepY = 0.0f; 118fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 1196820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy float y1 = 0.0f; 120f504a2fa144504ca1efd39a4ef9208e3d4d336c5Romain Guy float y2 = 0.0f; 1216820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy float v1 = 0.0f; 1226820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy 1233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mUvMapper = mapper; 1243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy for (uint32_t i = 0; i < yCount; i++) { 1263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float stepY = yDivs[i]; 1275e7c469c7a3039af7696789a797f8d91a45227ebRomain Guy const float segment = stepY - previousStepY; 1286820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy 1296820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy if (i & 1) { 1308ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy y2 = y1 + floorf(segment * stretchY + 0.5f); 131fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy } else { 13241d35aef06c2a570a45474a01ca95a6cb9c29d9eRomain Guy y2 = y1 + segment * rescaleY; 133fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy } 1345e7c469c7a3039af7696789a797f8d91a45227ebRomain Guy 1355e7c469c7a3039af7696789a797f8d91a45227ebRomain Guy float vOffset = y1 == y2 ? 0.0f : 0.5 - (0.5 * segment / (y2 - y1)); 1365e7c469c7a3039af7696789a797f8d91a45227ebRomain Guy float v2 = fmax(0.0f, stepY - vOffset) / bitmapHeight; 1375e7c469c7a3039af7696789a797f8d91a45227ebRomain Guy v1 += vOffset / bitmapHeight; 1386820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy 139eb6a4a17a07f1aa41bd58d418b2982cddb97685aRomain Guy if (stepY > 0.0f) { 1403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy generateRow(xDivs, xCount, vertex, y1, y2, v1, v2, stretchX, rescaleX, 14103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy width, bitmapWidth, quadCount); 142eb6a4a17a07f1aa41bd58d418b2982cddb97685aRomain Guy } 1436820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy 1446820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy y1 = y2; 1455e7c469c7a3039af7696789a797f8d91a45227ebRomain Guy v1 = stepY / bitmapHeight; 1466820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy 1476820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy previousStepY = stepY; 148fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy } 149fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 150fdbec3e4828f93bfa5cde758ad0e77b89c5c2ecdRomain Guy if (previousStepY != bitmapHeight) { 15103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy y2 = height; 1523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy generateRow(xDivs, xCount, vertex, y1, y2, v1, 1.0f, stretchX, rescaleX, 15303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy width, bitmapWidth, quadCount); 1546f72bebe92a4db7b5dc83f4ac5b5fd02e3b4e2cdRomain Guy } 155a5ef39a21683189e5906c9f252b997f0508e350dRomain Guy 15651d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik if (verticesCount != maxVertices) { 15751d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik std::unique_ptr<TextureVertex[]> reducedVertices(new TextureVertex[verticesCount]); 15851d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik memcpy(reducedVertices.get(), vertices.get(), verticesCount * sizeof(TextureVertex)); 15951d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik vertices = std::move(reducedVertices); 160f296dca95f09be9832b5dcc79717986525d2b6cbRomain Guy } 161f296dca95f09be9832b5dcc79717986525d2b6cbRomain Guy 16251d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik return vertices.get(); 163fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy} 164fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 1653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid Patch::generateRow(const int32_t* xDivs, uint32_t xCount, TextureVertex*& vertex, 1663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float y1, float y2, float v1, float v2, float stretchX, float rescaleX, 1673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float width, float bitmapWidth, uint32_t& quadCount) { 1686820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy float previousStepX = 0.0f; 1696820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy 1706820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy float x1 = 0.0f; 171f504a2fa144504ca1efd39a4ef9208e3d4d336c5Romain Guy float x2 = 0.0f; 1726820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy float u1 = 0.0f; 173fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 1746820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy // Generate the row quad by quad 1753b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy for (uint32_t i = 0; i < xCount; i++) { 1763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float stepX = xDivs[i]; 1775e7c469c7a3039af7696789a797f8d91a45227ebRomain Guy const float segment = stepX - previousStepX; 178fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 1796820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy if (i & 1) { 1808ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy x2 = x1 + floorf(segment * stretchX + 0.5f); 181fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy } else { 18241d35aef06c2a570a45474a01ca95a6cb9c29d9eRomain Guy x2 = x1 + segment * rescaleX; 183fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy } 1845e7c469c7a3039af7696789a797f8d91a45227ebRomain Guy 1855e7c469c7a3039af7696789a797f8d91a45227ebRomain Guy float uOffset = x1 == x2 ? 0.0f : 0.5 - (0.5 * segment / (x2 - x1)); 1865e7c469c7a3039af7696789a797f8d91a45227ebRomain Guy float u2 = fmax(0.0f, stepX - uOffset) / bitmapWidth; 1875e7c469c7a3039af7696789a797f8d91a45227ebRomain Guy u1 += uOffset / bitmapWidth; 188fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 189eb6a4a17a07f1aa41bd58d418b2982cddb97685aRomain Guy if (stepX > 0.0f) { 190eb6a4a17a07f1aa41bd58d418b2982cddb97685aRomain Guy generateQuad(vertex, x1, y1, x2, y2, u1, v1, u2, v2, quadCount); 191eb6a4a17a07f1aa41bd58d418b2982cddb97685aRomain Guy } 1926820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy 1936820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy x1 = x2; 1945e7c469c7a3039af7696789a797f8d91a45227ebRomain Guy u1 = stepX / bitmapWidth; 1956820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy 1966820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy previousStepX = stepX; 197fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy } 198fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 199fdbec3e4828f93bfa5cde758ad0e77b89c5c2ecdRomain Guy if (previousStepX != bitmapWidth) { 200f504a2fa144504ca1efd39a4ef9208e3d4d336c5Romain Guy x2 = width; 201f504a2fa144504ca1efd39a4ef9208e3d4d336c5Romain Guy generateQuad(vertex, x1, y1, x2, y2, u1, v1, 1.0f, v2, quadCount); 202fdbec3e4828f93bfa5cde758ad0e77b89c5c2ecdRomain Guy } 203fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy} 204fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 2057444da512680df0c52af39ea521e35adbe0c167dRomain Guyvoid Patch::generateQuad(TextureVertex*& vertex, float x1, float y1, float x2, float y2, 206eb6a4a17a07f1aa41bd58d418b2982cddb97685aRomain Guy float u1, float v1, float u2, float v2, uint32_t& quadCount) { 207a5ef39a21683189e5906c9f252b997f0508e350dRomain Guy const uint32_t oldQuadCount = quadCount; 208eb6a4a17a07f1aa41bd58d418b2982cddb97685aRomain Guy quadCount++; 209bd41a11078e94b755c8b6f78e1e4242c715fccd4Romain Guy 21070561df470c31513056df181571632851fd0d081Romain Guy if (x1 < 0.0f) x1 = 0.0f; 21170561df470c31513056df181571632851fd0d081Romain Guy if (x2 < 0.0f) x2 = 0.0f; 21270561df470c31513056df181571632851fd0d081Romain Guy if (y1 < 0.0f) y1 = 0.0f; 21370561df470c31513056df181571632851fd0d081Romain Guy if (y2 < 0.0f) y2 = 0.0f; 21470561df470c31513056df181571632851fd0d081Romain Guy 215a5ef39a21683189e5906c9f252b997f0508e350dRomain Guy // Skip degenerate and transparent (empty) quads 2166cad75744ed3b81cf2c96f545368067b62c726ecRomain Guy if ((mColors[oldQuadCount] == 0) || x1 >= x2 || y1 >= y2) { 217fb13abd800cd610c7f46815848545feff83e5748Romain Guy#if DEBUG_PATCHES_EMPTY_VERTICES 218fb13abd800cd610c7f46815848545feff83e5748Romain Guy PATCH_LOGD(" quad %d (empty)", oldQuadCount); 2196cad75744ed3b81cf2c96f545368067b62c726ecRomain Guy PATCH_LOGD(" left, top = %.2f, %.2f\t\tu1, v1 = %.8f, %.8f", x1, y1, u1, v1); 2206cad75744ed3b81cf2c96f545368067b62c726ecRomain Guy PATCH_LOGD(" right, bottom = %.2f, %.2f\t\tu2, v2 = %.8f, %.8f", x2, y2, u2, v2); 221fb13abd800cd610c7f46815848545feff83e5748Romain Guy#endif 2227444da512680df0c52af39ea521e35adbe0c167dRomain Guy return; 2234bb942083a0d4db746adf95349108dd8ef842e32Romain Guy } 2244bb942083a0d4db746adf95349108dd8ef842e32Romain Guy 225a5ef39a21683189e5906c9f252b997f0508e350dRomain Guy // Record all non empty quads 2265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (hasEmptyQuads) { 2275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(x1, y1, x2, y2); 2285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy quads.add(bounds); 2295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mUvMapper.map(u1, v1, u2, v2); 2323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2336820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy TextureVertex::set(vertex++, x1, y1, u1, v1); 2346820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy TextureVertex::set(vertex++, x2, y1, u2, v1); 2356820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy TextureVertex::set(vertex++, x1, y2, u1, v2); 2366820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy TextureVertex::set(vertex++, x2, y2, u2, v2); 237a5ef39a21683189e5906c9f252b997f0508e350dRomain Guy 2383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy verticesCount += 4; 2393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy indexCount += 6; 240a5ef39a21683189e5906c9f252b997f0508e350dRomain Guy 241a5ef39a21683189e5906c9f252b997f0508e350dRomain Guy#if DEBUG_PATCHES_VERTICES 242a5ef39a21683189e5906c9f252b997f0508e350dRomain Guy PATCH_LOGD(" quad %d", oldQuadCount); 2436cad75744ed3b81cf2c96f545368067b62c726ecRomain Guy PATCH_LOGD(" left, top = %.2f, %.2f\t\tu1, v1 = %.8f, %.8f", x1, y1, u1, v1); 2446cad75744ed3b81cf2c96f545368067b62c726ecRomain Guy PATCH_LOGD(" right, bottom = %.2f, %.2f\t\tu2, v2 = %.8f, %.8f", x2, y2, u2, v2); 245a5ef39a21683189e5906c9f252b997f0508e350dRomain Guy#endif 246fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy} 247fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy 248fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy}; // namespace uirenderer 249fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy}; // namespace android 250