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      1 /*
      2  * Copyright (C) 2013 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 #ifndef ANGLEInstancedArrays_h
     31 #define ANGLEInstancedArrays_h
     32 
     33 #include "bindings/core/v8/ScriptWrappable.h"
     34 #include "core/html/canvas/WebGLExtension.h"
     35 #include "wtf/PassRefPtr.h"
     36 
     37 namespace blink {
     38 
     39 class WebGLRenderingContextBase;
     40 
     41 class ANGLEInstancedArrays FINAL : public WebGLExtension, public ScriptWrappable {
     42     DEFINE_WRAPPERTYPEINFO();
     43 public:
     44     static PassRefPtrWillBeRawPtr<ANGLEInstancedArrays> create(WebGLRenderingContextBase*);
     45     static bool supported(WebGLRenderingContextBase*);
     46     static const char* extensionName();
     47 
     48     virtual ~ANGLEInstancedArrays();
     49     virtual WebGLExtensionName name() const OVERRIDE;
     50 
     51     void drawArraysInstancedANGLE(GLenum mode, GLint first, GLsizei count, GLsizei primcount);
     52     void drawElementsInstancedANGLE(GLenum mode, GLsizei count, GLenum type, long long offset, GLsizei primcount);
     53     void vertexAttribDivisorANGLE(GLuint index, GLuint divisor);
     54 
     55 private:
     56     explicit ANGLEInstancedArrays(WebGLRenderingContextBase*);
     57 };
     58 
     59 } // namespace blink
     60 
     61 #endif // ANGLEInstancedArrays_h
     62