MQL5 リファレンス標準ライブラリ3DグラフィックスCCanvas3DDXContext AmbientColorGetAmbientColorSetAttachCreateDestroyDXContextDXDispatcherInputSceneLightColorGetLightColorSetLightDirectionGetLightDirectionSetObjectAddProjectionMatrixGetProjectionMatrixSetRenderRenderBeginRenderEndViewMatrixGetViewMatrixSetViewPositionSetViewRotationSetViewTargetSetViewUpDirectionSet DXContext 그래픽 컨텍스트 핸들을 가져옵니다. int DXContext() 값 반환 그래픽 컨텍스트 핸들. Destroy DXDispatcher