| /* |
| * Copyright (C) 2021 Google 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 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 <JavaScriptCore/TypedArrays.h> |
| |
| namespace WebCore { |
| |
| class WebGLMultiDraw final : public WebGLExtension { |
| WTF_MAKE_ISO_ALLOCATED(WebGLMultiDraw); |
| |
| public: |
| using Int32List = WebGLRenderingContextBase::TypedList<Int32Array, int32_t>; |
| |
| explicit WebGLMultiDraw(WebGLRenderingContextBase&); |
| virtual ~WebGLMultiDraw(); |
| |
| ExtensionName getName() const override; |
| |
| static bool supported(GraphicsContextGL&); |
| |
| void multiDrawArraysWEBGL(GCGLenum mode, Int32List&& firstsList, GCGLuint firstsOffset, Int32List&& countsList, GCGLuint countsOffset, GCGLsizei drawcount); |
| |
| void multiDrawElementsWEBGL(GCGLenum mode, Int32List&& countsList, GCGLuint countsOffset, GCGLenum type, Int32List&& offsetsList, GCGLuint offsetsOffset, GCGLsizei drawcount); |
| |
| void multiDrawArraysInstancedWEBGL(GCGLenum mode, Int32List&& firstsList, GCGLuint firstsOffset, Int32List&& countsList, GCGLuint countsOffset, Int32List&& instanceCountsList, GCGLuint instanceCountsOffset, GCGLsizei drawcount); |
| |
| void multiDrawElementsInstancedWEBGL(GCGLenum mode, Int32List&& countsList, GCGLuint countsOffset, GCGLenum type, Int32List&& offsetsList, GCGLuint offsetsOffset, Int32List&& instanceCountsList, GCGLuint instanceCountsOffset, GCGLsizei drawcount); |
| |
| private: |
| bool validateDrawcount(const char* functionName, GCGLsizei drawcount); |
| bool validateOffset(const char* functionName, const char* outOfBoundsDescription, GCGLsizei, GCGLuint offset, GCGLsizei drawcount); |
| }; |
| |
| } // namespace WebCore |