Files
cocos-engine/native/cocos/editor-support/MeshBuffer.h
2022-01-24 17:23:03 +08:00

96 lines
2.9 KiB
C++

/****************************************************************************
Copyright (c) 2020-2022 Xiamen Yaji Software Co., Ltd.
http://www.cocos.com
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated engine source code (the "Software"), a limited,
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to use Cocos Creator solely to develop games on your target platforms. You shall
not use Cocos Creator software for developing other software or tools that's
used for developing games. You are not granted to publish, distribute,
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The software or tools in this License Agreement are licensed, not sold.
Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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****************************************************************************/
#pragma once
#include <vector>
#include "IOBuffer.h"
#include "IOTypedArray.h"
MIDDLEWARE_BEGIN
class MeshBuffer {
public:
explicit MeshBuffer(int vertexFormat);
MeshBuffer(int vertexFormat, size_t indexSize, size_t vertexSize);
virtual ~MeshBuffer();
se_object_ptr getVBTypedArray(std::size_t bufferPos) {
if (_vbArr.size() <= bufferPos) return nullptr;
return _vbArr[bufferPos]->getTypeArray();
}
se_object_ptr getIBTypedArray(std::size_t bufferPos) {
if (_ibArr.size() <= bufferPos) return nullptr;
return _ibArr[bufferPos]->getTypeArray();
}
std::size_t getVBTypedArrayLength(std::size_t bufferPos) {
if (_vbArr.size() <= bufferPos) return 0;
return _vbArr[bufferPos]->length();
}
std::size_t getIBTypedArrayLength(std::size_t bufferPos) {
if (_ibArr.size() <= bufferPos) return 0;
return _ibArr[bufferPos]->length();
}
std::size_t getBufferCount() const {
return _bufferPos + 1;
}
std::size_t getBufferPos() const {
return _bufferPos;
}
IOBuffer &getVB() {
return _vb;
}
IOBuffer &getIB() {
return _ib;
}
void uploadVB();
void uploadIB();
void reset();
private:
void next();
void clear();
void init();
void afterCleanupHandle();
std::vector<IOTypedArray *> _ibArr;
std::vector<IOTypedArray *> _vbArr;
std::size_t _bufferPos = 0;
IOBuffer _vb;
IOBuffer _ib;
int _vertexFormat = 0;
};
MIDDLEWARE_END