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      1 /*
      2  * Copyright (C) 2009 Apple 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
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "config.h"
     27 #include "JSFloat32Array.h"
     28 
     29 #include "Float32Array.h"
     30 #include "JSArrayBufferViewHelper.h"
     31 
     32 using namespace JSC;
     33 
     34 namespace WebCore {
     35 
     36 void JSFloat32Array::indexSetter(JSC::ExecState* exec, unsigned index, JSC::JSValue value)
     37 {
     38     impl()->set(index, static_cast<float>(value.toNumber(exec)));
     39 }
     40 
     41 JSC::JSValue toJS(JSC::ExecState* exec, JSDOMGlobalObject* globalObject, Float32Array* object)
     42 {
     43     return toJSArrayBufferView<JSFloat32Array>(exec, globalObject, object);
     44 }
     45 
     46 JSC::JSValue JSFloat32Array::set(JSC::ExecState* exec)
     47 {
     48     return setWebGLArrayHelper(exec, impl(), toFloat32Array);
     49 }
     50 
     51 EncodedJSValue JSC_HOST_CALL JSFloat32ArrayConstructor::constructJSFloat32Array(ExecState* exec)
     52 {
     53     JSFloat32ArrayConstructor* jsConstructor = static_cast<JSFloat32ArrayConstructor*>(exec->callee());
     54     RefPtr<Float32Array> array = constructArrayBufferView<Float32Array, float>(exec);
     55     if (!array.get())
     56         // Exception has already been thrown.
     57         return JSValue::encode(JSValue());
     58     return JSValue::encode(asObject(toJS(exec, jsConstructor->globalObject(), array.get())));
     59 }
     60 
     61 } // namespace WebCore
     62