| Flutter Impeller |

### - r -

- ReadKnownScalarType() : impeller::compiler
- ReadSamplersAndUniforms() : impeller::interop
- ReadStageInputFormat() : impeller
- ReadString() : impeller::interop
- RealizedFuture() : impeller
- RectMakeCenterSize() : impeller::testing
- Ref() : impeller::interop
- ReflectionCCName() : impeller::compiler::testing
- ReflectionHeaderName() : impeller::compiler::testing
- ReflectionJSONName() : impeller::compiler::testing
- RenderTextInCanvasSkia() : impeller::testing
- RenderToTarget() : impeller
- report_and_exit() : impeller::compiler
- ReportPipelineCreationFeedback() : impeller
- ReportPipelineCreationFeedbackToLog() : impeller
- ReportPipelineCreationFeedbackToTrace() : impeller
- RequiresReadbackForBlends() : impeller
- ResolveAndroidProc() : impeller::android
- ResourceIsLive() : impeller
- RGBToYUV() : impeller::testing
- RuntimeStageBackendToString() : impeller::compiler , impeller::interop
- RuntimeStagesFromCommandLine() : impeller::compiler