From a81e907b30364b1abc2a75d446772f066fbf74ff Mon Sep 17 00:00:00 2001
From: Michael Bien <mbien@fh-landshut.de>
Date: Mon, 5 Jul 2010 00:10:15 +0200
Subject: finished CLSubBuffer, added junit testcase, perf improvements and
cleanup. CLMemory methods contain now NIO infix for nio buffer specific
queries and CL infix for memory object queries.
---
test/com/jogamp/opencl/CLBufferTest.java | 70 ++++++++++++++++++++++++++++++++
1 file changed, 70 insertions(+)
(limited to 'test/com/jogamp/opencl/CLBufferTest.java')
diff --git a/test/com/jogamp/opencl/CLBufferTest.java b/test/com/jogamp/opencl/CLBufferTest.java
index d0c8c2f9..f2d2d609 100644
--- a/test/com/jogamp/opencl/CLBufferTest.java
+++ b/test/com/jogamp/opencl/CLBufferTest.java
@@ -4,6 +4,7 @@ import com.jogamp.opencl.CLMemory.Mem;
import com.jogamp.opencl.CLMemory.Map;
import com.jogamp.common.nio.Buffers;
import java.nio.ByteBuffer;
+import java.nio.FloatBuffer;
import org.junit.Test;
import static org.junit.Assert.*;
@@ -145,5 +146,74 @@ public class CLBufferTest {
context.release();
}
+
+ @Test
+ public void subBufferTest() {
+
+ CLPlatform[] platforms = CLPlatform.listCLPlatforms();
+ CLPlatform theChosenOne = null;
+ for (CLPlatform platform : platforms) {
+ if(platform.isAtLeast(CLVersion.CL_1_1)) {
+ theChosenOne = platform;
+ break;
+ }
+ }
+
+ if(theChosenOne == null) {
+ out.println("aborting subBufferTest");
+ return;
+ }
+
+ CLContext context = CLContext.create(theChosenOne);
+ try{
+ final int subelements = 5;
+ // device only
+ {
+ CLBuffer<?> buffer = context.createBuffer(64);
+
+ assertFalse(buffer.isSubBuffer());
+ assertNotNull(buffer.getSubBuffers());
+ assertTrue(buffer.getSubBuffers().isEmpty());
+
+ CLSubBuffer<?> subBuffer = buffer.createSubBuffer(10, subelements);
+
+ assertTrue(subBuffer.isSubBuffer());
+ assertEquals(subelements, subBuffer.getCLSize());
+ assertEquals(10, subBuffer.getOffset());
+ assertEquals(10, subBuffer.getCLOffset());
+ assertEquals(buffer, subBuffer.getParent());
+ assertEquals(1, buffer.getSubBuffers().size());
+
+ subBuffer.release();
+ assertEquals(0, buffer.getSubBuffers().size());
+ }
+
+ // device + direct buffer
+ {
+ CLBuffer<FloatBuffer> buffer = context.createFloatBuffer(64);
+ assertFalse(buffer.isSubBuffer());
+ assertNotNull(buffer.getSubBuffers());
+ assertTrue(buffer.getSubBuffers().isEmpty());
+
+ CLSubBuffer<FloatBuffer> subBuffer = buffer.createSubBuffer(10, subelements);
+
+ assertTrue(subBuffer.isSubBuffer());
+ assertEquals(subelements, subBuffer.getBuffer().capacity());
+ assertEquals(10, subBuffer.getOffset());
+ assertEquals(40, subBuffer.getCLOffset());
+ assertEquals(buffer, subBuffer.getParent());
+ assertEquals(1, buffer.getSubBuffers().size());
+
+ assertEquals(subBuffer.getCLCapacity(), subBuffer.getBuffer().capacity());
+
+ subBuffer.release();
+ assertEquals(0, buffer.getSubBuffers().size());
+ }
+
+ }finally{
+ context.release();
+ }
+
+ }
}
--
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