BBlayne

void bPhysics::Step_CL(int numWidgets, widget*& _widgets)
{
	int numContacts = 0;
	int maxPairsSize = numWidgets * numWidgets;
	contacts.clear();
	resizeBuffers_CL(numWidgets);
	_contacts = (manifold_cl*)malloc(maxPairsSize * sizeof(manifold_cl));
	for (int i = 0; i < maxPairsSize; i++)
	{
		_contacts[i] = d_contacts[i];

BBlayne

#pragma OPENCL EXTENSION cl_khr_global_int32_base_atomics : enable
#pragma OPENCL EXTENSION cl_khr_local_int32_base_atomics : enable
__kernel void broadphase_kernel(__global widget *_widgets, __global manifold_cl *_contacts, int _WidgetSize, __global int* _contactsSize)
{

	int i = get_global_id(0);
	int j = get_global_id(1);
	int index;
	index = (_WidgetSize * j) + i;

BBlayne

__kernel void test_kernel(__global int *device_a_array, __global int *device_b_array, int _aSize, __global int *_bFinalSize)
{
	int i = get_global_id(0);
	int j = get_global_id(1);

	// map a 2D array index to a 1D array
	int index = (_aSize * j) + i;

	// increment "final size" to get count of all kernels that did work
	atom_inc(&_bFinalSize[0]);

BBlayne

bool bPhysics::OpenCLArrayTest()
{
	cl_context context = NULL;				// OpenCL Context
	cl_command_queue command_queue = NULL;	// OpenCL Command Queue
	cl_mem memobj_a = NULL;
	cl_mem memobj_a_size = NULL;
	cl_mem memobj_b = NULL;
	cl_mem memobj_b_size = NULL;
	cl_program program = NULL;
	cl_kernel kernel = NULL;