Lines Matching refs:y0
73 GLint y0 = (GLint) vert0->attrib[VARYING_SLOT_POS][1];
142 if ((y0==h) | (y1==h)) {
143 if ((y0==h) & (y1==h))
145 y0 -= y0==h;
152 dy = y1 - y0;
169 zPtr = (DEPTH_TYPE *) _swrast_pixel_address(zrb, x0, y0);
172 pixelPtr = (PIXEL_TYPE *) PIXEL_ADDRESS(x0,y0);
313 PLOT( x0, y0 );
316 span.array->y[i] = y0;
331 y0 += ystep;
353 PLOT( x0, y0 );
356 span.array->y[i] = y0;
358 y0 += ystep;