MQL5 リファレンス標準ライブラリ3DグラフィックスCCanvas3DDXDispatcher AmbientColorGetAmbientColorSetAttachCreateDestroyDXContextDXDispatcherInputSceneLightColorGetLightColorSetLightDirectionGetLightDirectionSetObjectAddProjectionMatrixGetProjectionMatrixSetRenderRenderBeginRenderEndViewMatrixGetViewMatrixSetViewPositionSetViewRotationSetViewTargetSetViewUpDirectionSet DXDispatcher 리소스 발송자 핸들을 가져옵니다. CDXDispatcher* DXDispatcher() 값 반환 리소스 발송자 핸들. DXContext InputScene