Exercise 3 for the course "Parallel and distributed systems" of THMMY in AUTH university.
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#ifndef SERIAL_KERNELS_H /* Include guard */
#define SERIAL_KERNELS_H
/* Structures */
//Matrix is used to describe matrices
typedef struct {
int width;
int height;
int stride;
double *elements;
} Matrix;
//Kernel calculate_kernel_matrix_kernel calculates the current kernel matrix
__global__ void calculate_kernel_matrix_kernel(Matrix shifted_points, Matrix original_points,
double deviation, Matrix kernel_matrix);
//Kernel denominator_kernel calculates the sum in the denominator of the fraction used to find new
//(shifted) positions of the points
__global__ void denominator_kernel(Matrix denominator, Matrix kernel_matrix);
//Kernel shift_points_kernel shifts the positions of all points and calculates the new mean shift
//vector according to the new point array
__global__ void shift_points_kernel(Matrix original_points, Matrix kernel_matrix,
Matrix shifted_points, Matrix new_shift, Matrix denominator, Matrix mean_shift_vector);
__device__ Matrix GetSubMatrix(Matrix A, int row, int col, int BLOCK_SIZE);
#endif //SERIAL_KERNELS_H