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/*
* 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
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* 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
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