additionally print values as hex and float (#156)

Author: bashbaug

samples/05_kernelfromfile/main.cpp

@@ -127,7 +127,13 @@ int main(
             0,
             gwx * sizeof( cl_uint ) );
 
-        printf("First few values: [0] = %u, [1] = %u, [2] = %u\n", ptr[0], ptr[1], ptr[2]);
+        printf("First few values:\n"
+            " [0] = 0x%08X (as hex) = %u (as int) = %.2f (as float)\n"
+            " [1] = 0x%08X (as hex) = %u (as int) = %.2f (as float)\n"
+            " [2] = 0x%08X (as hex) = %u (as int) = %.2f (as float)\n",
+            ptr[0], ptr[0], *((float*)&ptr[0]),
+            ptr[1], ptr[1], *((float*)&ptr[1]),
+            ptr[2], ptr[2], *((float*)&ptr[2]));
 
         commandQueue.enqueueUnmapMemObject(
             deviceMemDst,

samples/05_spirvkernelfromfile/main.cpp

@@ -208,7 +208,13 @@ int main(
             0,
             gwx * sizeof( cl_uint ) );
 
-        printf("First few values: [0] = %u, [1] = %u, [2] = %u\n", ptr[0], ptr[1], ptr[2]);
+        printf("First few values:\n"
+            " [0] = 0x%08X (as hex) = %u (as int) = %.2f (as float)\n"
+            " [1] = 0x%08X (as hex) = %u (as int) = %.2f (as float)\n"
+            " [2] = 0x%08X (as hex) = %u (as int) = %.2f (as float)\n",
+            ptr[0], ptr[0], *((float*)&ptr[0]),
+            ptr[1], ptr[1], *((float*)&ptr[1]),
+            ptr[2], ptr[2], *((float*)&ptr[2]));
 
         commandQueue.enqueueUnmapMemObject(
             deviceMemDst,

samples/06_ndrangekernelfromfile/main.cpp

@@ -171,7 +171,13 @@ int main(
             0,
             gwx * gwy * sizeof( cl_uint ) );
 
-        printf("First few values: [0] = %u, [1] = %u, [2] = %u\n", ptr[0], ptr[1], ptr[2]);
+        printf("First few values:\n"
+            " [0] = 0x%08X (as hex) = %u (as int) = %.2f (as float)\n"
+            " [1] = 0x%08X (as hex) = %u (as int) = %.2f (as float)\n"
+            " [2] = 0x%08X (as hex) = %u (as int) = %.2f (as float)\n",
+            ptr[0], ptr[0], *((float*)&ptr[0]),
+            ptr[1], ptr[1], *((float*)&ptr[1]),
+            ptr[2], ptr[2], *((float*)&ptr[2]));
 
         commandQueue.enqueueUnmapMemObject(
             deviceMemDst,