Dosage calculation optimization method and system based on CUDA
A dose, three-dimensional dose technology, applied in the field of calculation optimization, can solve problems such as increased cost and limited increase in calculation speed, and achieve the effect of improving calculation speed, low cost, and significant acceleration effect
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[0033] The dose calculation optimization method based on CUDA of the present invention, a specific implementation method thereof, includes: the CPU sends the data of the parallel calculation part of the dose calculation to the GPU; the GPU performs parallel calculation on the received data according to a predetermined algorithm; the GPU calculates the calculation result return.
[0034] The data in which the dose calculation can be calculated in parallel refers to the dose calculation data of the grid points.
[0035] The CPU sends the data that can be calculated in parallel for dose calculation to the GPU, including: sending the image and contour data to the texture memory of the GPU; sending the table data used for dose calculation to the constant memory of the GPU; downloading the grid data Global memory issued to the GPU.
[0036] The parallel calculation of the received data by the GPU according to the predetermined algorithm also includes: calculating the coordinates of...
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