introduced CLMemory as superclass for all memory objects.

added CLImage, CLImage2d and CLImage3d.

1 files changed, 70 insertions, 0 deletions

diff --git a/src/com/mbien/opencl/CLImage.java b/src/com/mbien/opencl/CLImage.java
new file mode 100644
index 00000000..448caeda
--- /dev/null
+++ b/src/com/mbien/opencl/CLImage.java
@@ -0,0 +1,70 @@
+package com.mbien.opencl;
+
+import com.sun.gluegen.runtime.PointerBuffer;
+import java.nio.Buffer;
+
+import static com.mbien.opencl.CL.*;
+
+/**
+ *
+ * @author Michael Bien
+ */
+public abstract class CLImage<B extends Buffer> extends CLMemory<B>  {
+
+    protected final CLImageFormat format;
+
+    final CLInfoAccessor imageInfo;
+
+    protected CLImage(CLContext context, B directBuffer, CLImageFormat format, long id) {
+        super(context, directBuffer, id);
+        this.imageInfo = new CLImageInfoAccessor();
+        this.format = format;
+    }
+
+    /**
+     * Returns the image format descriptor specified when image was created.
+     */
+    public CLImageFormat getFormat() {
+        return format;
+    }
+
+    /**
+     * Returns the size of each element of the image memory object given by image.
+     * An element is made up of n channels. The value of n is given in {@link CLImageFormat} descriptor.
+     */
+    public int getElementSize() {
+        return (int)imageInfo.getLong(CL_IMAGE_ELEMENT_SIZE);
+    }
+
+    /**
+     * Returns the size in bytes of a row of elements of the image object given by image.
+     */
+    public int getRowPitch() {
+        return (int)imageInfo.getLong(CL_IMAGE_ROW_PITCH);
+    }
+
+    /**
+     * Returns width of this image in pixels.
+     */
+    public int getWidth() {
+        return (int)imageInfo.getLong(CL_IMAGE_WIDTH);
+    }
+
+    /**
+     * Returns the height of this image in pixels.
+     */
+    public int getHeight() {
+        return (int)imageInfo.getLong(CL_IMAGE_HEIGHT);
+    }
+
+
+
+    private final class CLImageInfoAccessor extends CLInfoAccessor {
+        @Override
+        protected int getInfo(int name, long valueSize, Buffer value, PointerBuffer valueSizeRet) {
+            return cl.clGetImageInfo(ID, name, valueSize, value, valueSizeRet);
+        }
+    }
+
+
+}