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/*
 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.prism.es2;

import com.sun.prism.es2.GLPixelFormat.Attributes;
import java.util.HashMap;

class MacGLFactory extends GLFactory {
    private static native long nInitialize(int[] attrArr);
    private static native int nGetAdapterOrdinal(long nativeScreen);
    private static native int nGetAdapterCount();
    private static native boolean nGetIsGL2(long nativeCtxInfo);

    // Entries must be in lowercase and null string is a wild card
    private GLGPUInfo preQualificationFilter[] = null;

    // These are older GPUs that users have reported problem in using the es2 pipe.
    // We don't have these units in-house to verify or maintain.
    private GLGPUInfo blackList[] = {
        new GLGPUInfo("ati", "radeon x1600 opengl engine"),
        new GLGPUInfo("ati", "radeon x1900 opengl engine"),
        new GLGPUInfo("intel", "gma x3100 opengl engine")
    };

    @Override
    GLGPUInfo[] getPreQualificationFilter() {
        return preQualificationFilter;
    }

    @Override
    GLGPUInfo[] getBlackList() {
        return blackList;
    }

    @Override
    GLContext createGLContext(long nativeCtxInfo) {
        return new MacGLContext(nativeCtxInfo);
    }

    @Override
    GLContext createGLContext(GLDrawable drawable, GLPixelFormat pixelFormat,
        GLContext shareCtx, boolean vSyncRequest) {
        return new MacGLContext(drawable, pixelFormat, shareCtx, vSyncRequest);
    }

    @Override
    GLDrawable createDummyGLDrawable(GLPixelFormat pixelFormat) {
        return new MacGLDrawable(pixelFormat);
    }

    @Override
    GLDrawable createGLDrawable(long nativeWindow, GLPixelFormat pixelFormat) {
        return new MacGLDrawable(nativeWindow, pixelFormat);
    }

    @Override
    GLPixelFormat createGLPixelFormat(long nativeScreen, Attributes attributes) {
        return new MacGLPixelFormat(nativeScreen, attributes);
    }

    @Override
    boolean initialize(Class psClass, Attributes attrs) {

        // holds the list of attributes to be translated for native call
        int attrArr[] = new int[GLPixelFormat.Attributes.NUM_ITEMS];

        attrArr[GLPixelFormat.Attributes.RED_SIZE] = attrs.getRedSize();
        attrArr[GLPixelFormat.Attributes.GREEN_SIZE] = attrs.getGreenSize();
        attrArr[GLPixelFormat.Attributes.BLUE_SIZE] = attrs.getBlueSize();
        attrArr[GLPixelFormat.Attributes.ALPHA_SIZE] = attrs.getAlphaSize();
        attrArr[GLPixelFormat.Attributes.DEPTH_SIZE] = attrs.getDepthSize();
        attrArr[GLPixelFormat.Attributes.DOUBLEBUFFER] = attrs.isDoubleBuffer() ? 1 : 0;
        attrArr[GLPixelFormat.Attributes.ONSCREEN] = attrs.isOnScreen() ? 1 : 0;

        // return the context info object create on the default screen
        nativeCtxInfo = nInitialize(attrArr);

        if (nativeCtxInfo == 0) {
            // current pipe doesn't support this pixelFormat request
            return false;
        } else {
            gl2 = nGetIsGL2(nativeCtxInfo);
            return true;
        }
    }

    @Override
    int getAdapterCount() {
        return nGetAdapterCount();
    }

    @Override
    int getAdapterOrdinal(long nativeScreen) {
        return nGetAdapterOrdinal(nativeScreen);
    }

    @Override
    void updateDeviceDetails(HashMap deviceDetails) {
           deviceDetails.put("shareContextPtr", getShareContext().getNativeHandle());
    }

    // JIRA: RT-21739
    // TODO: This is a temporary mechanism to work well with Glass on Mac due
    // to the CALayer work. Need to be removed in the early future for 3.0
    @Override
    void updateDeviceDetails(HashMap deviceDetails, GLContext glContext) {
           deviceDetails.put("contextPtr", glContext.getNativeHandle());
    }
}




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