From 833be914ca3feb5325805f1a428f904731c102b0 Mon Sep 17 00:00:00 2001
From: = <=>
Date: Wed, 20 Apr 2022 13:42:27 +0200
Subject: [PATCH] test
---
src/life.cu | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/src/life.cu b/src/life.cu
index f13ed87..620d2aa 100644
--- a/src/life.cu
+++ b/src/life.cu
@@ -7,7 +7,7 @@ __device__ int get_val_if_in(int* src,int x,int y,int i, int j){
if(i>=x || i<0 || j>=y || j<0){
return 0;
}
- return src[i*(y-1)+j];
+ return src[(j-1)*x+i];
}
__device__ int life_destiny(int* src, int x,int y,int i, int j){
@@ -18,7 +18,7 @@ __device__ int life_destiny(int* src, int x,int y,int i, int j){
destiny += get_val_if_in(src,x,y,a,b);
}
}
- destiny -= src[i*(y-1)+j];
+ destiny -= src[(j-1)*x+i];
if(src[i*(y-1)+j]){
if(destiny > 3 || destiny < 2){
@@ -74,8 +74,8 @@ void life(int* domain, int H, int W, int n_iter, dim3 grid_dim, dim3 block_dim){
CUDA_CALL(cudaMalloc(&d_domain1, n_bytes));
CUDA_CALL(cudaMalloc(&d_domain2, n_bytes));
- cudaMemset(d_domain2, 0, n_bytes);
- cudaMemcpy(d_domain1,domain,n_bytes,cudaMemcpyHostToDevice);
+ CUDA_CALL(cudaMemset(d_domain2, 0, n_bytes));
+ CUDA_CALL(cudaMemcpy(d_domain1,domain,n_bytes,cudaMemcpyHostToDevice));
for(int i = 0; i<n_iter; i++){
@@ -85,12 +85,12 @@ void life(int* domain, int H, int W, int n_iter, dim3 grid_dim, dim3 block_dim){
else{
dummy_kernel<<<grid_dim, block_dim>>>(d_domain2,d_domain1,H,W);
}
- cudaDeviceSynchronize();
+ CUDA_CALL(cudaDeviceSynchronize());
}
- cudaMemcpy(domain,d_domain2,n_bytes,cudaMemcpyDeviceToHost);
+ CUDA_CALL(cudaMemcpy(domain,d_domain2,n_bytes,cudaMemcpyDeviceToHost));
- cudaFree(d_domain1);
- cudaFree(d_domain2);
+ CUDA_CALL(cudaFree(d_domain1));
+ CUDA_CALL(cudaFree(d_domain2));
}
\ No newline at end of file
--
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