WebMetalRenderPassAttachmentDescriptor.h   [plain text]


/*
 * Copyright (C) 2017 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#pragma once

#if ENABLE(WEBMETAL)

#include <wtf/RefCounted.h>
#include <wtf/RefPtr.h>

namespace WebCore {

class GPULegacyRenderPassAttachmentDescriptor;
class WebMetalTexture;

class WebMetalRenderPassAttachmentDescriptor : public RefCounted<WebMetalRenderPassAttachmentDescriptor> {
public:
    virtual ~WebMetalRenderPassAttachmentDescriptor();

    unsigned loadAction() const;
    void setLoadAction(unsigned);

    unsigned storeAction() const;
    void setStoreAction(unsigned);

    WebMetalTexture* texture() const;
    void setTexture(RefPtr<WebMetalTexture>&&);

    virtual bool isColorAttachmentDescriptor() const = 0;

protected:
    WebMetalRenderPassAttachmentDescriptor();

private:
    virtual const GPULegacyRenderPassAttachmentDescriptor& descriptor() const = 0;

    RefPtr<WebMetalTexture> m_texture;
};

} // namespace WebCore

#endif