Lines Matching refs:dp0
72 c->reg.dp0 = brw_vec1_grf(i, 0); /* fixme - dp4 will clobber r.1,2,3 */
102 * GLfloat dp0 = DOTPROD( vtx0, plane[p] );
106 * GLfloat t = dp1 / (dp1 - dp0);
109 * GLfloat t = dp0 / (dp0 - dp1);
183 brw_MOV(p, c->reg.dp0, deref_1f(temp_ptr, 0));
195 brw_DP4(p, vec4(c->reg.dp0), deref_4f(vtx0, hpos_offset), c->reg.plane_equation);
209 brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_LE, c->reg.dp0, brw_imm_f(0.0));
217 brw_ADD(p, c->reg.t, c->reg.dp1, negate(c->reg.dp0));
235 brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_L, c->reg.dp0, brw_imm_f(0.0));
240 brw_ADD(p, c->reg.t, c->reg.dp0, negate(c->reg.dp1));
242 brw_MUL(p, c->reg.t, c->reg.t, c->reg.dp0);