1 /* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #include <GLcommon/GLESbuffer.h> 17 #include <string.h> 18 19 bool GLESbuffer::setBuffer(GLuint size,GLuint usage,const GLvoid* data) { 20 m_size = size; 21 m_usage = usage; 22 if(m_data) { 23 delete [] m_data; 24 m_data = NULL; 25 } 26 m_data = new unsigned char[size]; 27 if(m_data) { 28 memcpy(m_data,data,size); 29 m_conversionManager.clear(); 30 m_conversionManager.addRange(Range(0,m_size)); 31 return true; 32 } 33 return false; 34 } 35 36 bool GLESbuffer::setSubBuffer(GLint offset,GLuint size,const GLvoid* data) { 37 if(offset + size > m_size) return false; 38 memcpy(m_data+offset,data,size); 39 m_conversionManager.addRange(Range(offset,size)); 40 m_conversionManager.merge(); 41 return true; 42 } 43 44 void GLESbuffer::getConversions(const RangeList& rIn,RangeList& rOut) { 45 m_conversionManager.delRanges(rIn,rOut); 46 rOut.merge(); 47 } 48 49 GLESbuffer::~GLESbuffer() { 50 if(m_data) { 51 delete [] m_data; 52 } 53 } 54
