/*
 * Copyright 2022 The Chromium Authors. 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 AND ITS CONTRIBUTORS "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 OR ITS 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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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#pragma once

#include "WebGLExtension.h"
#include "WebGLRenderingContextBase.h"
#include <JavaScriptCore/TypedArrays.h>
#include <wtf/Noncopyable.h>
#include <wtf/TZoneMalloc.h>

namespace WebCore {

class WebGLMultiDrawInstancedBaseVertexBaseInstance final : public WebGLExtension<WebGLRenderingContextBase> {
    WTF_MAKE_TZONE_OR_ISO_ALLOCATED(WebGLMultiDrawInstancedBaseVertexBaseInstance);
    WTF_MAKE_NONCOPYABLE(WebGLMultiDrawInstancedBaseVertexBaseInstance);
public:
    using Int32List = WebGLRenderingContextBase::TypedList<Int32Array, int32_t>;
    using Uint32List = WebGLRenderingContextBase::TypedList<Uint32Array, uint32_t>;

    explicit WebGLMultiDrawInstancedBaseVertexBaseInstance(WebGLRenderingContextBase&);
    ~WebGLMultiDrawInstancedBaseVertexBaseInstance();

    static bool supported(GraphicsContextGL&);

    void multiDrawArraysInstancedBaseInstanceWEBGL(GCGLenum mode, Int32List&& firstsList, GCGLuint firstsOffset, Int32List&& countsList, GCGLuint countsOffset, Int32List&& instanceCountsList, GCGLuint instanceCountsOffset, Uint32List&& baseInstancesList, GCGLuint baseInstancesOffset, GCGLsizei drawcount);

    void multiDrawElementsInstancedBaseVertexBaseInstanceWEBGL(GCGLenum mode, Int32List&& countsList, GCGLuint countsOffset, GCGLenum type, Int32List&& offsetsList, GCGLuint offsetsOffset, Int32List&& instanceCountsList, GCGLuint instanceCountsOffset, Int32List&& baseVerticesList, GCGLuint baseVerticesOffset, Uint32List&& baseInstancesList, GCGLuint baseInstancesOffset, GCGLsizei drawcount);

private:
    bool validateDrawcount(WebGLRenderingContextBase&, ASCIILiteral functionName, GCGLsizei drawcount);
    bool validateOffset(WebGLRenderingContextBase&, ASCIILiteral functionName, ASCIILiteral outOfBoundsDescription, GCGLsizei, GCGLuint offset, GCGLsizei drawcount);
};

} // namespace WebCore
