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* Fixed example so it actually runs (patch by Joao Paulo Schwarz Schuler, bug ID #25768)

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git-svn-id: trunk@26874 -
This commit is contained in:
michael 2014-02-25 09:09:43 +00:00
parent aac74f4d0a
commit 921c785cc7
1 changed files with 21 additions and 1 deletions
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22
packages/opencl/examples/basicsample.pas
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@ -92,18 +92,38 @@ var
gpu : cl_device_type; gpu : cl_device_type;
tmpd : single; tmpd : single;
platformids : Pcl_platform_id;
num_platforms : cl_uint;
begin begin
// Fill our data set with random float values // Fill our data set with random float values
count := DATA_SIZE; count := DATA_SIZE;
for i:=0 to count - 1 do for i:=0 to count - 1 do
data[i]:= random; data[i]:= random;
err:=clGetPlatformIDs(0,nil,@num_platforms);
Writeln('clGetPlatformIDs ', num_platforms);
if (err <> CL_SUCCESS) then
begin
writeln('Error: Cannot get number of platforms!');
Halt(1);
end;
getmem(platformids,num_platforms*sizeof(cl_platform_id));
err := clGetPlatformIDs(num_platforms, platformids, nil);
if (err <> CL_SUCCESS) then begin
Writeln('Error: Failed to platforms!');
Halt($FF);
end;
// Connect to a compute device // Connect to a compute device
// change CL_DEVICE_TYPE_CPU to CL_DEVICE_TYPE_GPU is you have powerful video (GeForce 8800/8600M or higher) // change CL_DEVICE_TYPE_CPU to CL_DEVICE_TYPE_GPU is you have powerful video (GeForce 8800/8600M or higher)
gpu := CL_DEVICE_TYPE_GPU; gpu := CL_DEVICE_TYPE_GPU;
device_id:=nil; device_id:=nil;
err := clGetDeviceIDs(nil, gpu, 1, @device_id, nil); err := clGetDeviceIDs(platformids[0], gpu, 1, @device_id, nil);
writeln('clGetDeviceIDs ', err); writeln('clGetDeviceIDs ', err);
if (err <> CL_SUCCESS) then begin if (err <> CL_SUCCESS) then begin
Writeln('Error: Failed to create a device group!'); Writeln('Error: Failed to create a device group!');