Merge branch 'master' into doe

1 files changed, 29 insertions, 0 deletions

diff --git a/test-chill/test-cases/examples/cuda-chill/cp.c b/test-chill/test-cases/examples/cuda-chill/cp.c
new file mode 100644
index 0000000..837d7a6
--- /dev/null
+++ b/test-chill/test-cases/examples/cuda-chill/cp.c
@@ -0,0 +1,29 @@
+#define N 1
+
+#define VOLSIZEY 512
+#define VOLSIZEX 512
+#define VOLSIZEZ 1
+#define ATOMCOUNT 4000
+#define GRIDSPACING 0.1
+#define zDim 0
+
+extern float sqrtf(float);
+
+void cenergy_cpu(float atoms[ATOMCOUNT*4],float *energy,float z)
+{
+int i,j,n;float dx,dy,dz; 
+   
+    for (j=0; j<VOLSIZEY; j++) {
+        for (i=0; i<VOLSIZEX; i++) {
+            	  for (n=0;n<ATOMCOUNT;n+=4) {
+				dx = (GRIDSPACING * i) - atoms[n];
+				dy = (GRIDSPACING * j) - atoms[n+1];
+				dz = z - atoms[n+2];
+        		        energy[(j*VOLSIZEX + i)+VOLSIZEX*VOLSIZEY*zDim] += atoms[n+3]/sqrtf( (dx*dx) + (dy*dy)+ (dz*dz) ) ;
+            }
+              
+
+        }
+    }
+}
+