ios_project/proj.ios_mac/cocos2d-x/cocos/renderer/scene/assembler/SlicedSprite2D.cpp

/****************************************************************************
 Copyright (c) 2018 Xiamen Yaji Software Co., Ltd.
 
 http://www.cocos2d-x.org
 
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 of this software and associated documentation files (the "Software"), to deal
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#include "SlicedSprite2D.hpp"
#include "../RenderFlow.hpp"

RENDERER_BEGIN

SlicedSprite2D::SlicedSprite2D()
{
    
}

SlicedSprite2D::~SlicedSprite2D()
{
    
}

void SlicedSprite2D::generateWorldVertices()
{
    RenderData* data = _datas->getRenderData(0);
    float* verts = (float*)data->getVertices();
    
    auto floatsPerVert = _bytesPerVertex / sizeof(float);
    for (auto row = 0; row < 4; ++row) {
        float localRowY = _localData[row * 2 + 1];
        for (auto col = 0; col < 4; ++col) {
            float localColX = _localData[col * 2];
            std::size_t worldIndex = (row * 4 + col) * floatsPerVert;
            verts[worldIndex] = localColX ;
            verts[worldIndex + 1] = localRowY;
        }
    }
}

RENDERER_END