void gpuFiniteDifferenceReactionDiffusionStandardStencil(float *hostDxx, float *hostDxy, float *hostDxz, float *hostDyy, float *hostDyz, float *hostDzz, float *hostProliferationRate, unsigned char *hostBoundary, float *hostInitialDensity, float *hostFinalDensity, float *hostFinalDensityGradientX, float *hostFinalDensityGradientY, float *hostFinalDensityGradientZ, int *dimensions, float *spacing, int numberOfIterations, float timeStep)