86    span->attrStart[VARYING_SLOT_POS][3] = 1.0;  in _swrast_span_default_attribs()
112    COPY_4V(span->attrStart[VARYING_SLOT_COL0], ctx->Current.RasterColor);  in _swrast_span_default_attribs()
119       COPY_4V(span->attrStart[VARYING_SLOT_COL1], ctx->Current.RasterSecondaryColor);  in _swrast_span_default_attribs()
136       span->attrStart[VARYING_SLOT_FOGC][0] = fogVal;  in _swrast_span_default_attribs()
149             COPY_4V(span->attrStart[attr], tc);  in _swrast_span_default_attribs()
153             span->attrStart[attr][0] = tc[0] / tc[3];  in _swrast_span_default_attribs()
154             span->attrStart[attr][1] = tc[1] / tc[3];  in _swrast_span_default_attribs()
155             span->attrStart[attr][2] = tc[2] / tc[3];  in _swrast_span_default_attribs()
156             span->attrStart[attr][3] = 1.0;  in _swrast_span_default_attribs()
159             ASSIGN_4V(span->attrStart[attr], 0.0F, 0.0F, 0.0F, 1.0F);  in _swrast_span_default_attribs()
189          GLfloat w = span->attrStart[VARYING_SLOT_POS][3];  in interpolate_active_attribs()
194          GLfloat v0 = span->attrStart[attr][0] + span->leftClip * dv0dx;  in interpolate_active_attribs()
195          GLfloat v1 = span->attrStart[attr][1] + span->leftClip * dv1dx;  in interpolate_active_attribs()
196          GLfloat v2 = span->attrStart[attr][2] + span->leftClip * dv2dx;  in interpolate_active_attribs()
197          GLfloat v3 = span->attrStart[attr][3] + span->leftClip * dv3dx;  in interpolate_active_attribs()
496          GLfloat s = span->attrStart[attr][0] + span->leftClip * dsdx;  in interpolate_texcoords()
497          GLfloat t = span->attrStart[attr][1] + span->leftClip * dtdx;  in interpolate_texcoords()
498          GLfloat r = span->attrStart[attr][2] + span->leftClip * drdx;  in interpolate_texcoords()
499          GLfloat q = span->attrStart[attr][3] + span->leftClip * dqdx;  in interpolate_texcoords()
532                GLfloat w = span->attrStart[VARYING_SLOT_POS][3] + span->leftClip * dwdx;  in interpolate_texcoords()
573                GLfloat w = span->attrStart[VARYING_SLOT_POS][3] + span->leftClip * dwdx;  in interpolate_texcoords()
647    w = span->attrStart[VARYING_SLOT_POS][3] + span->leftClip * dw;  in interpolate_wpos()
775                   span->attrStart[i][j] += leftClip * span->attrStepX[i][j];  in clip_span()