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authorMichael Bien <[email protected]>2010-04-12 22:18:39 +0200
committerMichael Bien <[email protected]>2010-04-12 22:18:39 +0200
commitbf07b44ed6a8958dd321cc4c08fd2bdd08299611 (patch)
treee24b7c4e4197a80e0ecaad75b9b3667299fd8323 /test/com/mbien/opencl/CLBufferTest.java
parent7680472b21ec1e2deacb49addae65c820a2e2a4d (diff)
renamed package com.mbien.* in com.jogamp.* JOCL is now officially a JogAmp team player ;).
Diffstat (limited to 'test/com/mbien/opencl/CLBufferTest.java')
-rw-r--r--test/com/mbien/opencl/CLBufferTest.java149
1 files changed, 0 insertions, 149 deletions
diff --git a/test/com/mbien/opencl/CLBufferTest.java b/test/com/mbien/opencl/CLBufferTest.java
deleted file mode 100644
index a99db23c..00000000
--- a/test/com/mbien/opencl/CLBufferTest.java
+++ /dev/null
@@ -1,149 +0,0 @@
-package com.mbien.opencl;
-
-import com.mbien.opencl.CLMemory.Mem;
-import com.mbien.opencl.CLMemory.Map;
-import com.jogamp.common.nio.Buffers;
-import java.nio.ByteBuffer;
-import org.junit.Test;
-
-import static org.junit.Assert.*;
-import static java.lang.System.*;
-import static com.mbien.opencl.TestUtils.*;
-import static com.jogamp.common.nio.Buffers.*;
-
-/**
- *
- * @author Michael Bien
- */
-public class CLBufferTest {
-
- @Test
- public void writeCopyReadBufferTest() {
-
- out.println(" - - - highLevelTest; copy buffer test - - - ");
-
- final int elements = NUM_ELEMENTS;
-
- CLContext context = CLContext.create();
-
- // the CL.MEM_* flag is probably completely irrelevant in our case since we do not use a kernel in this test
- CLBuffer<ByteBuffer> clBufferA = context.createByteBuffer(elements*SIZEOF_INT, Mem.READ_ONLY);
- CLBuffer<ByteBuffer> clBufferB = context.createByteBuffer(elements*SIZEOF_INT, Mem.READ_ONLY);
-
- // fill only first read buffer -> we will copy the payload to the second later.
- fillBuffer(clBufferA.buffer, 12345);
-
- CLCommandQueue queue = context.getDevices()[0].createCommandQueue();
-
- // asynchronous write of data to GPU device, blocking read later to get the computed results back.
- queue.putWriteBuffer(clBufferA, false) // write A
- .putCopyBuffer(clBufferA, clBufferB, clBufferA.buffer.capacity()) // copy A -> B
- .putReadBuffer(clBufferB, true) // read B
- .finish();
-
- context.release();
-
- out.println("validating computed results...");
- checkIfEqual(clBufferA.buffer, clBufferB.buffer, elements);
- out.println("results are valid");
-
- }
-
- @Test
- public void bufferWithHostPointerTest() {
-
- out.println(" - - - highLevelTest; host pointer test - - - ");
-
- final int elements = NUM_ELEMENTS;
-
- CLContext context = CLContext.create();
-
- ByteBuffer buffer = Buffers.newDirectByteBuffer(elements*SIZEOF_INT);
- // fill only first read buffer -> we will copy the payload to the second later.
- fillBuffer(buffer, 12345);
-
- CLCommandQueue queue = context.getDevices()[0].createCommandQueue();
-
- Mem[] bufferConfig = new Mem[] {Mem.COPY_BUFFER, Mem.USE_BUFFER};
-
- for(int i = 0; i < bufferConfig.length; i++) {
-
- out.println("testing with "+bufferConfig[i] + " config");
-
- CLBuffer<ByteBuffer> clBufferA = context.createBuffer(buffer, Mem.READ_ONLY, bufferConfig[i]);
- CLBuffer<ByteBuffer> clBufferB = context.createByteBuffer(elements*SIZEOF_INT, Mem.READ_ONLY);
-
- // asynchronous write of data to GPU device, blocking read later to get the computed results back.
- queue.putCopyBuffer(clBufferA, clBufferB, clBufferA.buffer.capacity()) // copy A -> B
- .putReadBuffer(clBufferB, true) // read B
- .finish();
-
- assertEquals(2, context.getMemoryObjects().size());
- clBufferA.release();
- assertEquals(1, context.getMemoryObjects().size());
- clBufferB.release();
- assertEquals(0, context.getMemoryObjects().size());
-
- // uploading worked when a==b.
- out.println("validating computed results...");
- checkIfEqual(clBufferA.buffer, clBufferB.buffer, elements);
- out.println("results are valid");
- }
-
- context.release();
- }
-
- @Test
- public void mapBufferTest() {
-
- out.println(" - - - highLevelTest; map buffer test - - - ");
-
- final int elements = NUM_ELEMENTS;
- final int sizeInBytes = elements*SIZEOF_INT;
-
- CLContext context;
- CLBuffer<?> clBufferA;
- CLBuffer<?> clBufferB;
-
- // We will have to allocate mappable NIO memory on non CPU contexts
- // since we can't map e.g GPU memory.
- if(CLPlatform.getDefault().listCLDevices(CLDevice.Type.CPU).length > 0) {
-
- context = CLContext.create(CLDevice.Type.CPU);
-
- clBufferA = context.createBuffer(sizeInBytes, Mem.READ_WRITE);
- clBufferB = context.createBuffer(sizeInBytes, Mem.READ_WRITE);
- }else{
-
- context = CLContext.create();
-
- clBufferA = context.createByteBuffer(sizeInBytes, Mem.READ_WRITE, Mem.USE_BUFFER);
- clBufferB = context.createByteBuffer(sizeInBytes, Mem.READ_WRITE, Mem.USE_BUFFER);
- }
-
- CLCommandQueue queue = context.getDevices()[0].createCommandQueue();
-
- // fill only first buffer -> we will copy the payload to the second later.
- ByteBuffer mappedBufferA = queue.putMapBuffer(clBufferA, Map.READ_WRITE, true);
- assertEquals(sizeInBytes, mappedBufferA.capacity());
-
- fillBuffer(mappedBufferA, 12345); // write to A
-
- queue.putUnmapMemory(clBufferA) // unmap A
- .putCopyBuffer(clBufferA, clBufferB); // copy A -> B
-
- // map B for read operations
- ByteBuffer mappedBufferB = queue.putMapBuffer(clBufferB, Map.READ, true);
- assertEquals(sizeInBytes, mappedBufferB.capacity());
-
- out.println("validating computed results...");
- checkIfEqual(mappedBufferA, mappedBufferB, elements); // A == B ?
- out.println("results are valid");
-
- queue.putUnmapMemory(clBufferB); // unmap B
-
- context.release();
-
- }
-
-}