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package com.mbien.opencl.gl;
import com.mbien.opencl.CL;
import com.mbien.opencl.CLContext;
import com.mbien.opencl.CLImage3d;
import com.mbien.opencl.CLImageFormat;
import com.mbien.opencl.CLMemory.GLObjectType;
import com.mbien.opencl.impl.CLImageFormatImpl;
import java.nio.Buffer;
import javax.media.opengl.GLContext;
import static com.mbien.opencl.CL.*;
/**
* 3D OpenCL image representing an 3D OpenGL texture.
* @author Michael Bien
*/
public class CLGLTexture3d<B extends Buffer> extends CLImage3d<B> implements CLGLObject, CLGLTexture {
/**
* The OpenGL object handle.
*/
public final int GLID;
public final int target;
public final int mipMapLevel;
private CLGLTexture3d(CLContext context, B directBuffer, CLImageFormat format, CLImageInfoAccessor accessor, int target, int mipLevel, int width, int height, int depth, long id, int glid, int flags) {
super(context, directBuffer, format, accessor, width, height, depth, id, flags);
this.GLID = glid;
this.target = target;
this.mipMapLevel = mipLevel;
}
static <B extends Buffer> CLGLTexture3d<B> createFromGLTexture3d(CLContext context, B directBuffer, int flags, int target, int mipLevel, int texture) {
CLGLBuffer.checkBuffer(directBuffer, flags);
CL cl = getCL(context);
int[] result = new int[1];
CLGLI clgli = (CLGLI)cl;
long id = clgli.clCreateFromGLTexture3D(context.ID, flags, target, mipLevel, texture, result, 0);
CLImageInfoAccessor accessor = new CLImageInfoAccessor(cl, id);
CLImageFormat format = createUninitializedImageFormat();
accessor.getInfo(CL_IMAGE_FORMAT, CLImageFormatImpl.size(), format.getFormatImpl().getBuffer(), null);
int width = (int)accessor.getLong(CL_IMAGE_WIDTH);
int height = (int)accessor.getLong(CL_IMAGE_HEIGHT);
int depth = (int)accessor.getLong(CL_IMAGE_DEPTH);
return new CLGLTexture3d<B>(context, directBuffer, format, accessor, target, mipLevel, width, height, depth, id, texture, flags);
}
public int getGLObjectID() {
return GLID;
}
public int getTextureTarget() {
return target;
}
public int getMipMapLevel() {
return mipMapLevel;
}
public GLObjectType getGLObjectType() {
return GLObjectType.GL_OBJECT_TEXTURE3D;
}
/**
* Returns the shared CLGLContext.
*/
@Override
public CLGLContext getContext() {
return (CLGLContext) super.getContext();
}
@Override
public GLContext getGLContext() {
return getContext().getGLContext();
}
}
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