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/*!
@file
@author Albert Semenov
@date 08/2012
*/
#include "MyGUI_ExportVertexBuffer.h"
#include "MyGUI_ExportDiagnostic.h"
namespace MyGUI
{
const size_t VERTEX_BUFFER_REALLOCK_STEP = 5 * VertexQuad::VertexCount;
ExportVertexBuffer::ExportVertexBuffer() :
mNeedVertexCount(0),
mVertexCount(0),
mSizeInBytes(0),
mId(0),
mVertex(nullptr),
mChange(false)
{
mId = (size_t)this;
}
ExportVertexBuffer::~ExportVertexBuffer()
{
destroy();
}
void ExportVertexBuffer::setVertexCount(size_t _count)
{
mNeedVertexCount = _count;
}
size_t ExportVertexBuffer::getVertexCount() const
{
return mNeedVertexCount;
}
Vertex* ExportVertexBuffer::lock()
{
if (mNeedVertexCount > mVertexCount || mVertexCount == 0)
resize();
return mVertex;
}
void ExportVertexBuffer::unlock()
{
mChange = true;
}
size_t ExportVertexBuffer::getId() const
{
return mId;
}
void ExportVertexBuffer::setChange(bool _value)
{
mChange = _value;
}
bool ExportVertexBuffer::getChange() const
{
return mChange;
}
void ExportVertexBuffer::create()
{
mVertex = new Vertex[mVertexCount];
}
void ExportVertexBuffer::destroy()
{
delete mVertex;
mVertex = nullptr;
}
void ExportVertexBuffer::resize()
{
mVertexCount = mNeedVertexCount + VERTEX_BUFFER_REALLOCK_STEP;
destroy();
create();
}
}
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