mirror of https://github.com/axmolengine/axmol.git
162 lines
5.1 KiB
C++
162 lines
5.1 KiB
C++
/****************************************************************************
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Copyright (c) 2014 Chukong Technologies Inc.
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include <list>
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#include <fstream>
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#include <iostream>
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#include <sstream>
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#include "3d/CCMeshVertexIndexData.h"
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#include "3d/CCObjLoader.h"
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#include "3d/CCSprite3DMaterial.h"
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#include "3d/CCMesh.h"
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#include "3d/CCBundle3D.h"
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#include "base/ccMacros.h"
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#include "base/CCEventCustom.h"
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#include "base/CCEventListenerCustom.h"
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#include "base/CCEventDispatcher.h"
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#include "base/CCEventType.h"
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#include "base/CCDirector.h"
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#include "renderer/ccGLStateCache.h"
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using namespace std;
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NS_CC_BEGIN
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////
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MeshIndexData* MeshIndexData::create(const std::string& id, MeshVertexData* vertexData, IndexBuffer* indexbuffer, const AABB& aabb)
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{
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auto meshindex = new (std::nothrow) MeshIndexData();
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meshindex->_id = id;
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meshindex->_indexBuffer = indexbuffer;
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meshindex->_vertexData = vertexData;
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indexbuffer->retain();
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vertexData->retain();
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meshindex->_aabb = aabb;
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meshindex->autorelease();
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return meshindex;
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}
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const VertexBuffer* MeshIndexData::getVertexBuffer() const
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{
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return _vertexData->getVertexBuffer();
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}
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MeshIndexData::MeshIndexData()
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: _indexBuffer(nullptr)
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, _vertexData(nullptr)
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, _primitiveType(GL_TRIANGLES)
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{
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}
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MeshIndexData::~MeshIndexData()
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{
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CC_SAFE_RELEASE(_indexBuffer);
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CC_SAFE_RELEASE(_vertexData);
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}
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MeshVertexData* MeshVertexData::create(const MeshData& meshdata)
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{
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auto vertexdata = new (std::nothrow) MeshVertexData();
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int pervertexsize = meshdata.getPerVertexSize();
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vertexdata->_vertexBuffer = VertexBuffer::create(pervertexsize, (int)(meshdata.vertex.size() / (pervertexsize / 4)));
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vertexdata->_vertexData = VertexData::create();
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CC_SAFE_RETAIN(vertexdata->_vertexData);
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CC_SAFE_RETAIN(vertexdata->_vertexBuffer);
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int offset = 0;
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for (const auto& it : meshdata.attribs) {
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vertexdata->_vertexData->setStream(vertexdata->_vertexBuffer, VertexStreamAttribute(offset, it.vertexAttrib, it.type, it.size));
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offset += it.attribSizeBytes;
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}
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vertexdata->_attribs = meshdata.attribs;
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if(vertexdata->_vertexBuffer)
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{
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vertexdata->_vertexBuffer->updateVertices((void*)&meshdata.vertex[0], (int)meshdata.vertex.size() * 4 / vertexdata->_vertexBuffer->getSizePerVertex(), 0);
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}
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bool needCalcAABB = (meshdata.subMeshAABB.size() != meshdata.subMeshIndices.size());
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for (size_t i = 0; i < meshdata.subMeshIndices.size(); i++) {
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auto& index = meshdata.subMeshIndices[i];
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auto indexBuffer = IndexBuffer::create(IndexBuffer::IndexType::INDEX_TYPE_SHORT_16, (int)(index.size()));
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indexBuffer->updateIndices(&index[0], (int)index.size(), 0);
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std::string id = (i < meshdata.subMeshIds.size() ? meshdata.subMeshIds[i] : "");
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MeshIndexData* indexdata = nullptr;
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if (needCalcAABB)
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{
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auto aabb = Bundle3D::calculateAABB(meshdata.vertex, meshdata.getPerVertexSize(), index);
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indexdata = MeshIndexData::create(id, vertexdata, indexBuffer, aabb);
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}
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else
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indexdata = MeshIndexData::create(id, vertexdata, indexBuffer, meshdata.subMeshAABB[i]);
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vertexdata->_indexs.pushBack(indexdata);
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}
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vertexdata->autorelease();
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return vertexdata;
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}
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MeshIndexData* MeshVertexData::getMeshIndexDataById(const std::string& id) const
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{
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for (auto it : _indexs) {
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if (it->getId() == id)
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return it;
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}
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return nullptr;
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}
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bool MeshVertexData::hasVertexAttrib(int attrib) const
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{
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for (const auto& it : _attribs) {
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if (it.vertexAttrib == attrib)
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return true;
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}
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return false;
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}
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MeshVertexData::MeshVertexData()
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: _vertexData(nullptr)
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, _vertexBuffer(nullptr)
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, _vertexCount(0)
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{
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}
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MeshVertexData::~MeshVertexData()
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{
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CC_SAFE_RELEASE(_vertexData);
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CC_SAFE_RELEASE(_vertexBuffer);
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_indexs.clear();
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}
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NS_CC_END
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