1016    struct vertex_buffer *VB = &tnl->vb;  in _tnl_generic_interp()  local
1027       const GLfloat *dstclip = VB->ClipPtr->data[edst];  in _tnl_generic_interp()
1041       a[0].insert[4-1]( &a[0], vdst, VB->ClipPtr->data[edst] );  in _tnl_generic_interp()
1090    struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;  in _tnl_generic_interp_extras()  local
1097    if (VB->BackfaceColorPtr && VB->BackfaceColorPtr->stride) {  in _tnl_generic_interp_extras()
1098       assert(VB->BackfaceColorPtr->stride == 4 * sizeof(GLfloat));  in _tnl_generic_interp_extras()
1101 		 VB->BackfaceColorPtr->data[dst],  in _tnl_generic_interp_extras()
1102 		 VB->BackfaceColorPtr->data[out],  in _tnl_generic_interp_extras()
1103 		 VB->BackfaceColorPtr->data[in] );  in _tnl_generic_interp_extras()
1106    if (VB->BackfaceSecondaryColorPtr) {  in _tnl_generic_interp_extras()
1107       assert(VB->BackfaceSecondaryColorPtr->stride == 4 * sizeof(GLfloat));  in _tnl_generic_interp_extras()
1110 		 VB->BackfaceSecondaryColorPtr->data[dst],  in _tnl_generic_interp_extras()
1111 		 VB->BackfaceSecondaryColorPtr->data[out],  in _tnl_generic_interp_extras()
1112 		 VB->BackfaceSecondaryColorPtr->data[in] );  in _tnl_generic_interp_extras()
1115    if (VB->BackfaceIndexPtr) {  in _tnl_generic_interp_extras()
1116       VB->BackfaceIndexPtr->data[dst][0] = LINTERP( t,  in _tnl_generic_interp_extras()
1117 					       VB->BackfaceIndexPtr->data[out][0],  in _tnl_generic_interp_extras()
1118 					       VB->BackfaceIndexPtr->data[in][0] );  in _tnl_generic_interp_extras()
1121    if (VB->EdgeFlag) {  in _tnl_generic_interp_extras()
1122       VB->EdgeFlag[dst] = VB->EdgeFlag[out] || force_boundary;  in _tnl_generic_interp_extras()
1131    struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;  in _tnl_generic_copy_pv_extras()  local
1135    if (VB->BackfaceColorPtr && VB->BackfaceColorPtr->stride) {  in _tnl_generic_copy_pv_extras()
1136       COPY_4FV( VB->BackfaceColorPtr->data[dst],  in _tnl_generic_copy_pv_extras()
1137 		VB->BackfaceColorPtr->data[src] );  in _tnl_generic_copy_pv_extras()
1140    if (VB->BackfaceSecondaryColorPtr) {  in _tnl_generic_copy_pv_extras()
1141       COPY_4FV( VB->BackfaceSecondaryColorPtr->data[dst],  in _tnl_generic_copy_pv_extras()
1142 		VB->BackfaceSecondaryColorPtr->data[src] );  in _tnl_generic_copy_pv_extras()
1145    if (VB->BackfaceIndexPtr) {  in _tnl_generic_copy_pv_extras()
1146       VB->BackfaceIndexPtr->data[dst][0] = VB->BackfaceIndexPtr->data[src][0];  in _tnl_generic_copy_pv_extras()