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A portable framework for high-order spectral element flow simulations
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euler_res_kernel.h
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34#ifndef __FLUID_EULER_RES_KERNEL__
35#define __FLUID_EULER_RES_KERNEL__
36
37template< typename T >
38__global__ void euler_res_part_visc_kernel(T * __restrict__ rhs,
39 const T * __restrict__ Binv,
40 const T * __restrict__ lap_sol,
41 const T * __restrict__ h,
42 const T c_avisc,
43 const int n) {
44
45 const int idx = blockIdx.x * blockDim.x + threadIdx.x;
46 const int str = blockDim.x * gridDim.x;
47
48 for (int i = idx; i < n; i += str) {
49 rhs[i] = -rhs[i] - c_avisc * h[i] * Binv[i] * lap_sol[i];
50 }
51}
52
53template< typename T >
54__global__ void euler_res_part_mx_flux_kernel(T * __restrict__ f_x,
55 T * __restrict__ f_y,
56 T * __restrict__ f_z,
57 const T * __restrict__ m_x,
58 const T * __restrict__ m_y,
59 const T * __restrict__ m_z,
60 const T * __restrict__ rho_field,
61 const T * __restrict__ p,
62 const int n) {
63
64 const int idx = blockIdx.x * blockDim.x + threadIdx.x;
65 const int str = blockDim.x * gridDim.x;
66
67 for (int i = idx; i < n; i += str) {
68 f_x[i] = m_x[i] * m_x[i] / rho_field[i] + p[i];
69 f_y[i] = m_x[i] * m_y[i] / rho_field[i];
70 f_z[i] = m_x[i] * m_z[i] / rho_field[i];
71 }
72}
73
74template< typename T >
75__global__ void euler_res_part_my_flux_kernel(T * __restrict__ f_x,
76 T * __restrict__ f_y,
77 T * __restrict__ f_z,
78 const T * __restrict__ m_x,
79 const T * __restrict__ m_y,
80 const T * __restrict__ m_z,
81 const T * __restrict__ rho_field,
82 const T * __restrict__ p,
83 const int n) {
84
85 const int idx = blockIdx.x * blockDim.x + threadIdx.x;
86 const int str = blockDim.x * gridDim.x;
87
88 for (int i = idx; i < n; i += str) {
89 f_x[i] = m_y[i] * m_x[i] / rho_field[i];
90 f_y[i] = m_y[i] * m_y[i] / rho_field[i] + p[i];
91 f_z[i] = m_y[i] * m_z[i] / rho_field[i];
92 }
93}
94
95template< typename T >
96__global__ void euler_res_part_mz_flux_kernel(T * __restrict__ f_x,
97 T * __restrict__ f_y,
98 T * __restrict__ f_z,
99 const T * __restrict__ m_x,
100 const T * __restrict__ m_y,
101 const T * __restrict__ m_z,
102 const T * __restrict__ rho_field,
103 const T * __restrict__ p,
104 const int n) {
105
106 const int idx = blockIdx.x * blockDim.x + threadIdx.x;
107 const int str = blockDim.x * gridDim.x;
108
109 for (int i = idx; i < n; i += str) {
110 f_x[i] = m_z[i] * m_x[i] / rho_field[i];
111 f_y[i] = m_z[i] * m_y[i] / rho_field[i];
112 f_z[i] = m_z[i] * m_z[i] / rho_field[i] + p[i];
113 }
114}
115
116template< typename T >
117__global__ void euler_res_part_E_flux_kernel(T * __restrict__ f_x,
118 T * __restrict__ f_y,
119 T * __restrict__ f_z,
120 const T * __restrict__ m_x,
121 const T * __restrict__ m_y,
122 const T * __restrict__ m_z,
123 const T * __restrict__ rho_field,
124 const T * __restrict__ p,
125 const T * __restrict__ E,
126 const int n) {
127
128 const int idx = blockIdx.x * blockDim.x + threadIdx.x;
129 const int str = blockDim.x * gridDim.x;
130
131 for (int i = idx; i < n; i += str) {
132 f_x[i] = (E[i] + p[i]) * m_x[i] / rho_field[i];
133 f_y[i] = (E[i] + p[i]) * m_y[i] / rho_field[i];
134 f_z[i] = (E[i] + p[i]) * m_z[i] / rho_field[i];
135 }
136}
137
138template< typename T >
139__global__ void euler_res_part_coef_mult_kernel(T * __restrict__ rhs_rho,
140 T * __restrict__ rhs_m_x,
141 T * __restrict__ rhs_m_y,
142 T * __restrict__ rhs_m_z,
143 T * __restrict__ rhs_E,
144 const T * __restrict__ mult,
145 const int n) {
146
147 const int idx = blockIdx.x * blockDim.x + threadIdx.x;
148 const int str = blockDim.x * gridDim.x;
149
150 for (int i = idx; i < n; i += str) {
151 rhs_rho[i] = rhs_rho[i] * mult[i];
152 rhs_m_x[i] = rhs_m_x[i] * mult[i];
153 rhs_m_y[i] = rhs_m_y[i] * mult[i];
154 rhs_m_z[i] = rhs_m_z[i] * mult[i];
155 rhs_E[i] = rhs_E[i] * mult[i];
156 }
157}
158
159template< typename T >
160__global__ void euler_res_part_rk_sum_kernel(T * __restrict__ rho,
161 T * __restrict__ m_x,
162 T * __restrict__ m_y,
163 T * __restrict__ m_z,
164 T * __restrict__ E,
165 const T * __restrict__ k_rho_i,
166 const T * __restrict__ k_m_x_i,
167 const T * __restrict__ k_m_y_i,
168 const T * __restrict__ k_m_z_i,
169 const T * __restrict__ k_E_i,
170 const T dt,
171 const T c,
172 const int n) {
173
174 const int idx = blockIdx.x * blockDim.x + threadIdx.x;
175 const int str = blockDim.x * gridDim.x;
176
177 for (int i = idx; i < n; i += str) {
178 rho[i] = rho[i] + dt * c * k_rho_i[i];
179 m_x[i] = m_x[i] + dt * c * k_m_x_i[i];
180 m_y[i] = m_y[i] + dt * c * k_m_y_i[i];
181 m_z[i] = m_z[i] + dt * c * k_m_z_i[i];
182 E[i] = E[i] + dt * c * k_E_i[i];
183 }
184}
185
186#endif // __FLUID_EULER_RES_KERNEL__
i
const int i
Definition ax_helm_full_kernel.h:95
dt
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ dt
Definition cdtp_kernel.h:109
dirichlet_apply_scalar_kernel
__global__ void dirichlet_apply_scalar_kernel(const int *__restrict__ msk, T *__restrict__ x, const T g, const int m)
Definition dirichlet_kernel.h:42
euler_res_part_visc_kernel
__global__ void euler_res_part_visc_kernel(T *__restrict__ rhs, const T *__restrict__ Binv, const T *__restrict__ lap_sol, const T *__restrict__ h, const T c_avisc, const int n)
Definition euler_res_kernel.h:38
euler_res_part_rk_sum_kernel
__global__ void euler_res_part_rk_sum_kernel(T *__restrict__ rho, T *__restrict__ m_x, T *__restrict__ m_y, T *__restrict__ m_z, T *__restrict__ E, const T *__restrict__ k_rho_i, const T *__restrict__ k_m_x_i, const T *__restrict__ k_m_y_i, const T *__restrict__ k_m_z_i, const T *__restrict__ k_E_i, const T dt, const T c, const int n)
Definition euler_res_kernel.h:160
euler_res_part_my_flux_kernel
__global__ void euler_res_part_my_flux_kernel(T *__restrict__ f_x, T *__restrict__ f_y, T *__restrict__ f_z, const T *__restrict__ m_x, const T *__restrict__ m_y, const T *__restrict__ m_z, const T *__restrict__ rho_field, const T *__restrict__ p, const int n)
Definition euler_res_kernel.h:75
euler_res_part_E_flux_kernel
__global__ void euler_res_part_E_flux_kernel(T *__restrict__ f_x, T *__restrict__ f_y, T *__restrict__ f_z, const T *__restrict__ m_x, const T *__restrict__ m_y, const T *__restrict__ m_z, const T *__restrict__ rho_field, const T *__restrict__ p, const T *__restrict__ E, const int n)
Definition euler_res_kernel.h:117
euler_res_part_mz_flux_kernel
__global__ void euler_res_part_mz_flux_kernel(T *__restrict__ f_x, T *__restrict__ f_y, T *__restrict__ f_z, const T *__restrict__ m_x, const T *__restrict__ m_y, const T *__restrict__ m_z, const T *__restrict__ rho_field, const T *__restrict__ p, const int n)
Definition euler_res_kernel.h:96
euler_res_part_coef_mult_kernel
__global__ void euler_res_part_coef_mult_kernel(T *__restrict__ rhs_rho, T *__restrict__ rhs_m_x, T *__restrict__ rhs_m_y, T *__restrict__ rhs_m_z, T *__restrict__ rhs_E, const T *__restrict__ mult, const int n)
Definition euler_res_kernel.h:139
euler_res_part_mx_flux_kernel
__global__ void euler_res_part_mx_flux_kernel(T *__restrict__ f_x, T *__restrict__ f_y, T *__restrict__ f_z, const T *__restrict__ m_x, const T *__restrict__ m_y, const T *__restrict__ m_z, const T *__restrict__ rho_field, const T *__restrict__ p, const int n)
Definition euler_res_kernel.h:54