Changes between Version 13 and Version 14 of OpenCLTransformation

Timestamp:

08/06/14 15:12:56 (12 years ago)

Author:

fuufusuu

Comment:

--

OpenCLTransformation

@@ -1 +1 @@
 == OpenCL/CIVL structs ==
-* 'args' : a struct containing all of the variables that will be passed into a kernel. Uses an array of void pointers. Size determined by number of parameters.
+* 'args' : a struct containing all of the variables that will be passed into a kernel. Uses an array of void pointers. Size determined by number of parameters. Has an array of ints as a flag for whether a method used malloc or not, used in clReleaseKernel
 {{{
 typedef struct
 {
   void * param[3];
+  int mallocflag[numArgs];
 }args;
 }}}
@@ -23 +24 @@
 
 
-===Methods===
+== Methods and equivalents ==
+
+* 'clCreateKernel': takes in the specified args struct and the name of the method, and returns a kernel.
+
+{{{
+cl_kernel clCreateKernel(args * argument, char * function)
+{
+  cl_kernel kernel;
+  kernel.arguments = argument;
+  kernel.method = function;
+  
+  for(int j = 0; j < numArgs; j++)
+  {
+    ((args*)kernel.arguments)->mallocflag[j] = 0;
+  }
+  
+  return kernel;
+}
+}}}
+
+* 'clReleaseKernel' : a convenient way to free the variables in each kernel's arguments without memory leaks or freeing a space already freed.
+
+{{{
+void clReleaseKernel(cl_kernel kernel)
+{
+  for (int i = 0; i < numArgs; i++)
+  {
+    printf("I am argument %d with value %d\n", i, ((args*)kernel.arguments)->mallocflag[i]);
+    if (((args*)kernel.arguments)->mallocflag[i] == 1)
+    {
+      printf("and I pass the flag check\n");
+      free(((args*)kernel.arguments)->param[i]);
+    }
+  }
+}
+}}}
+
 input = clCreateBuffer(context,  CL_MEM_READ_ONLY,  sizeof(float) * count, NULL, NULL);