v8::Handle<v8::Value> V8WebGLRenderingContext::getUniformCallback(const v8::Arguments& args)
{
INC_STATS("DOM.WebGLRenderingContext.getUniform()");
if (args.Length() != 2) {
V8Proxy::setDOMException(SYNTAX_ERR);
return notHandledByInterceptor();
}
ExceptionCode ec = 0;
WebGLRenderingContext* context = V8WebGLRenderingContext::toNative(args.Holder());
if (args.Length() > 0 && !isUndefinedOrNull(args[0]) && !V8WebGLProgram::HasInstance(args[0])) {
V8Proxy::throwTypeError();
return notHandledByInterceptor();
}
WebGLProgram* program = V8WebGLProgram::HasInstance(args[0]) ? V8WebGLProgram::toNative(v8::Handle<v8::Object>::Cast(args[0])) : 0;
if (args.Length() > 1 && !isUndefinedOrNull(args[1]) && !V8WebGLUniformLocation::HasInstance(args[1])) {
V8Proxy::throwTypeError();
return notHandledByInterceptor();
}
bool ok = false;
WebGLUniformLocation* location = toWebGLUniformLocation(args[1], ok);
WebGLGetInfo info = context->getUniform(program, location, ec);
if (ec) {
V8Proxy::setDOMException(ec);
return v8::Undefined();
}
return toV8Object(info);
}
JSValue JSWebGLRenderingContext::getUniform(ExecState* exec)
{
if (exec->argumentCount() != 2)
return throwSyntaxError(exec);
ExceptionCode ec = 0;
WebGLRenderingContext* context = static_cast<WebGLRenderingContext*>(impl());
if (exec->argumentCount() > 0 && !exec->argument(0).isUndefinedOrNull() && !exec->argument(0).inherits(&JSWebGLProgram::s_info))
return throwTypeError(exec);
WebGLProgram* program = toWebGLProgram(exec->argument(0));
if (exec->argumentCount() > 1 && !exec->argument(1).isUndefinedOrNull() && !exec->argument(1).inherits(&JSWebGLUniformLocation::s_info))
return throwTypeError(exec);
WebGLUniformLocation* loc = toWebGLUniformLocation(exec->argument(1));
if (exec->hadException())
return jsUndefined();
WebGLGetInfo info = context->getUniform(program, loc, ec);
if (ec) {
setDOMException(exec, ec);
return jsUndefined();
}
return toJS(exec, globalObject(), info);
}