X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/snake_gpu.git/blobdiff_plain/935bdd1c8b99ce5d70b6e4a53ca29f06353e8baa..c17ca25473465d5550bc7e3e27b87b3d33d28dc6:/src/lib_kernel_snake_2_gpu.cu

diff --git a/src/lib_kernel_snake_2_gpu.cu b/src/lib_kernel_snake_2_gpu.cu
index 8d819a8..b807cb7 100644
--- a/src/lib_kernel_snake_2_gpu.cu
+++ b/src/lib_kernel_snake_2_gpu.cu
@@ -33,6 +33,27 @@ __global__ void genere_snake_rectangle_4nodes_gpu(snake_node_gpu * d_snake, int
   }
 }
 
+__global__ void genere_diagos_rectangle(uint4 * d_diagos, int h, int l, int q){
+  int inci = h/q;
+  int incj = l/q;
+  int iM,jM, iN, jN ;
+  int idxDiago = 0 ;
+  	// boucle double pour les positions du point NO de la diagonale
+	for ( iM = 0; iM < q-1; iM++){
+	  for (jM = 0 ; jM < q-1 ; jM++){
+		//boucle double pour les positions du point SE de la diagonale
+		for (iN = iM+1; iN < q; iN++){
+		  for (jN = jM+1; jN < q; jN++){
+			d_diagos[idxDiago].x = iM*inci;
+			d_diagos[idxDiago].y = jM*incj;
+			d_diagos[idxDiago].z = iN*inci;
+			d_diagos[idxDiago].w = jN*incj;
+			idxDiago++;
+		  }
+		}
+	  }
+	}
+}
 
 __global__ void genere_snake_rectangle_Nnodes_gpu(snake_node_gpu * d_snake, int dist_bords, int i_dim, int j_dim){
   int nb_node_seg = 9 ;