Here is a list of all documented struct and union fields with links to the struct/union documentation for each field:

- r -

Radius : U_PMF_IE_BLUR , U_PMF_IE_SHARPEN
RangeCount : U_PMF_STRINGFORMAT
rclBounds : U_RGNDATAHEADER , U_EMRPOLYDRAW , U_EMRPLGBLT , U_EMRSETDIBITSTODEVICE , U_EMRFILLPATH , U_EMRSTRETCHDIBITS , U_EMREXTTEXTOUTA , U_EMRHEADER , U_EMRFILLRGN , U_EMRPOLYBEZIER16 , U_EMRPOLYPOLYLINE16 , U_EMRFRAMERGN , U_EMRPOLYDRAW16 , U_EMRPOLYTEXTOUTA , U_EMRPOLYBEZIER , U_EMRINVERTRGN , U_EMRGLSBOUNDEDRECORD , U_EMRALPHABLEND , U_EMRBITBLT , U_EMRTRANSPARENTBLT , U_EMRGRADIENTFILL , U_EMRPOLYPOLYLINE , U_EMRSTRETCHBLT , U_EMRMASKBLT
rclBox : U_EMRELLIPSE , U_EMRROUNDRECT , U_EMRARC
rclClip : U_EMREXCLUDECLIPRECT
rclFrame : U_EMRHEADER
rdh : U_RGNDATA
records : EMFTRACK , WMFTRACK
Rect : U_PMF_SETCLIPRECT , U_PMF_DRAWSTRING
RectF : U_PMF_LINEARGRADIENTBRUSHDATA
Red : U_PLTNTRY , U_COLORREF , U_RGBQUAD , U_TRIVERTEX , U_PMF_ARGB
region : U_WMRCREATEREGION
Region : U_WMRFILLREGION , U_WMRFRAMEREGION
RenderOriginX : U_PMF_SETTSGRAPHICS
RenderOriginY : U_PMF_SETTSGRAPHICS
Reps : U_SERIAL_DESC
Reserved : U_RGBQUAD , U_COLORREF , U_PMF_FONT , U_WMRPLACEABLE , U_WMRSETBKMODE
Reserved1 : U_PMF_IMAGEATTRIBUTES , U_PMF_LINEARGRADIENTBRUSHDATA
Reserved2 : U_PMF_LINEARGRADIENTBRUSHDATA , U_PMF_IMAGEATTRIBUTES
RgnData : U_EMRFILLRGN , U_EMRFRAMERGN , U_EMREXTSELECTCLIPRGN , U_EMRINVERTRGN
Right : U_WMRROUNDRECT , U_WMREXCLUDECLIPRECT
right : U_RECT
Right : U_WMRARC , U_WMRELLIPSE , U_WMRPIE
right : U_RECT16
RLUT : U_PMF_IE_COLORLOOKUPTABLE
rop3w : U_WMRSTRETCHBLT_PX , U_WMRSTRETCHBLT_NOPX , U_WMRBITBLT_NOPX , U_WMRDIBSTRETCHBLT_PX , U_WMRPATBLT , U_WMRDIBSTRETCHBLT_NOPX , U_WMRBITBLT_PX , U_WMRSTRETCHDIB , U_WMRDIBBITBLT_PX , U_WMRDIBBITBLT_NOPX