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Copy pathRT_FrameBuffer.cpp
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33 lines (25 loc) · 756 Bytes
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#include"RT_FrameBuffer.h"
RT_FrameBuffer::RT_FrameBuffer(int sizeX_, int sizeY_){
frameBuffer = NULL;
this->sizeX = sizeX_;
this->sizeY = sizeY_;
bytesPerPixel = 4;
Assert(sizeX > 0 && sizeY > 0, "RT_FrameBuffer");
constsize_t alignedBy = 64;
frameBuffer = (unsignedchar*)_mm_malloc((size_t)(sizeX * sizeY * bytesPerPixel), alignedBy);
memset(frameBuffer, 255, (size_t)(sizeX * sizeY * bytesPerPixel));
}
RT_FrameBuffer::~RT_FrameBuffer(){
deleteFrameBuffer();
}
voidRT_FrameBuffer::deleteFrameBuffer(){
_mm_free(frameBuffer);
frameBuffer = NULL;
}
voidRT_FrameBuffer::clear(){
if (!frameBuffer)
return;
for (int i = 0; i < sizeX * sizeY * 4; i++){
frameBuffer[i] = 0;
}
}