static void emit_points(struct brw_clip_compile *c, bool do_offset ) { struct brw_compile *p = &c->func; const struct brw_context *brw = p->brw; struct brw_indirect v0 = brw_indirect(0, 0); struct brw_indirect v0ptr = brw_indirect(2, 0); brw_MOV(p, c->reg.loopcount, c->reg.nr_verts); brw_MOV(p, get_addr_reg(v0ptr), brw_address(c->reg.inlist)); brw_DO(p, BRW_EXECUTE_1); { brw_MOV(p, get_addr_reg(v0), deref_1uw(v0ptr, 0)); brw_ADD(p, get_addr_reg(v0ptr), get_addr_reg(v0ptr), brw_imm_uw(2)); /* draw if edgeflag != 0 */ brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_NZ, deref_1f(v0, brw_varying_to_offset(&c->vue_map, VARYING_SLOT_EDGE)), brw_imm_f(0)); brw_IF(p, BRW_EXECUTE_1); { if (do_offset) apply_one_offset(c, v0); brw_clip_emit_vue(c, v0, BRW_URB_WRITE_ALLOCATE_COMPLETE, (_3DPRIM_POINTLIST << URB_WRITE_PRIM_TYPE_SHIFT) | URB_WRITE_PRIM_START | URB_WRITE_PRIM_END); } brw_ENDIF(p); brw_ADD(p, c->reg.loopcount, c->reg.loopcount, brw_imm_d(-1)); brw_inst_set_cond_modifier(brw, brw_last_inst, BRW_CONDITIONAL_NZ); } brw_WHILE(p); brw_inst_set_pred_control(brw, brw_last_inst, BRW_PREDICATE_NORMAL); }
static void emit_points(struct brw_clip_compile *c, bool do_offset ) { struct brw_compile *p = &c->func; struct brw_indirect v0 = brw_indirect(0, 0); struct brw_indirect v0ptr = brw_indirect(2, 0); brw_MOV(p, c->reg.loopcount, c->reg.nr_verts); brw_MOV(p, get_addr_reg(v0ptr), brw_address(c->reg.inlist)); brw_DO(p, BRW_EXECUTE_1); { brw_MOV(p, get_addr_reg(v0), deref_1uw(v0ptr, 0)); brw_ADD(p, get_addr_reg(v0ptr), get_addr_reg(v0ptr), brw_imm_uw(2)); /* draw if edgeflag != 0 */ brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_NZ, deref_1f(v0, brw_vert_result_to_offset(&c->vue_map, VARYING_SLOT_EDGE)), brw_imm_f(0)); brw_IF(p, BRW_EXECUTE_1); { if (do_offset) apply_one_offset(c, v0); brw_clip_emit_vue(c, v0, 1, 0, (_3DPRIM_POINTLIST << URB_WRITE_PRIM_TYPE_SHIFT) | URB_WRITE_PRIM_START | URB_WRITE_PRIM_END); } brw_ENDIF(p); brw_set_conditionalmod(p, BRW_CONDITIONAL_NZ); brw_ADD(p, c->reg.loopcount, c->reg.loopcount, brw_imm_d(-1)); } brw_WHILE(p); }
static void emit_points(struct brw_clip_compile *c, GLboolean do_offset ) { struct brw_compile *p = &c->func; struct brw_instruction *loop; struct brw_instruction *draw_point; struct brw_indirect v0 = brw_indirect(0, 0); struct brw_indirect v0ptr = brw_indirect(2, 0); brw_MOV(p, c->reg.loopcount, c->reg.nr_verts); brw_MOV(p, get_addr_reg(v0ptr), brw_address(c->reg.inlist)); loop = brw_DO(p, BRW_EXECUTE_1); { brw_MOV(p, get_addr_reg(v0), deref_1uw(v0ptr, 0)); brw_ADD(p, get_addr_reg(v0ptr), get_addr_reg(v0ptr), brw_imm_uw(2)); /* draw if edgeflag != 0 */ brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_NZ, deref_1f(v0, c->offset[VERT_RESULT_EDGE]), brw_imm_f(0)); draw_point = brw_IF(p, BRW_EXECUTE_1); { if (do_offset) apply_one_offset(c, v0); brw_clip_emit_vue(c, v0, 1, 0, (_3DPRIM_POINTLIST << 2) | R02_PRIM_START | R02_PRIM_END); } brw_ENDIF(p, draw_point); brw_set_conditionalmod(p, BRW_CONDITIONAL_NZ); brw_ADD(p, c->reg.loopcount, c->reg.loopcount, brw_imm_d(-1)); } brw_WHILE(p, loop); }
/*********************************************************************** * Output clipped polygon as an unfilled primitive: */ static void emit_lines(struct brw_clip_compile *c, bool do_offset) { struct brw_compile *p = &c->func; const struct brw_context *brw = p->brw; struct brw_indirect v0 = brw_indirect(0, 0); struct brw_indirect v1 = brw_indirect(1, 0); struct brw_indirect v0ptr = brw_indirect(2, 0); struct brw_indirect v1ptr = brw_indirect(3, 0); /* Need a seperate loop for offset: */ if (do_offset) { brw_MOV(p, c->reg.loopcount, c->reg.nr_verts); brw_MOV(p, get_addr_reg(v0ptr), brw_address(c->reg.inlist)); brw_DO(p, BRW_EXECUTE_1); { brw_MOV(p, get_addr_reg(v0), deref_1uw(v0ptr, 0)); brw_ADD(p, get_addr_reg(v0ptr), get_addr_reg(v0ptr), brw_imm_uw(2)); apply_one_offset(c, v0); brw_ADD(p, c->reg.loopcount, c->reg.loopcount, brw_imm_d(-1)); brw_inst_set_cond_modifier(brw, brw_last_inst, BRW_CONDITIONAL_G); } brw_WHILE(p); brw_inst_set_pred_control(brw, brw_last_inst, BRW_PREDICATE_NORMAL); } /* v1ptr = &inlist[nr_verts] * *v1ptr = v0 */ brw_MOV(p, c->reg.loopcount, c->reg.nr_verts); brw_MOV(p, get_addr_reg(v0ptr), brw_address(c->reg.inlist)); brw_ADD(p, get_addr_reg(v1ptr), get_addr_reg(v0ptr), retype(c->reg.nr_verts, BRW_REGISTER_TYPE_UW)); brw_ADD(p, get_addr_reg(v1ptr), get_addr_reg(v1ptr), retype(c->reg.nr_verts, BRW_REGISTER_TYPE_UW)); brw_MOV(p, deref_1uw(v1ptr, 0), deref_1uw(v0ptr, 0)); brw_DO(p, BRW_EXECUTE_1); { brw_MOV(p, get_addr_reg(v0), deref_1uw(v0ptr, 0)); brw_MOV(p, get_addr_reg(v1), deref_1uw(v0ptr, 2)); brw_ADD(p, get_addr_reg(v0ptr), get_addr_reg(v0ptr), brw_imm_uw(2)); /* draw edge if edgeflag != 0 */ brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_NZ, deref_1f(v0, brw_varying_to_offset(&c->vue_map, VARYING_SLOT_EDGE)), brw_imm_f(0)); brw_IF(p, BRW_EXECUTE_1); { brw_clip_emit_vue(c, v0, BRW_URB_WRITE_ALLOCATE_COMPLETE, (_3DPRIM_LINESTRIP << URB_WRITE_PRIM_TYPE_SHIFT) | URB_WRITE_PRIM_START); brw_clip_emit_vue(c, v1, BRW_URB_WRITE_ALLOCATE_COMPLETE, (_3DPRIM_LINESTRIP << URB_WRITE_PRIM_TYPE_SHIFT) | URB_WRITE_PRIM_END); } brw_ENDIF(p); brw_ADD(p, c->reg.loopcount, c->reg.loopcount, brw_imm_d(-1)); brw_inst_set_cond_modifier(brw, brw_last_inst, BRW_CONDITIONAL_NZ); } brw_WHILE(p); brw_inst_set_pred_control(brw, brw_last_inst, BRW_PREDICATE_NORMAL); }
/*********************************************************************** * Output clipped polygon as an unfilled primitive: */ static void emit_lines(struct brw_clip_compile *c, GLboolean do_offset) { struct brw_compile *p = &c->func; struct brw_instruction *loop; struct brw_instruction *draw_edge; struct brw_indirect v0 = brw_indirect(0, 0); struct brw_indirect v1 = brw_indirect(1, 0); struct brw_indirect v0ptr = brw_indirect(2, 0); struct brw_indirect v1ptr = brw_indirect(3, 0); /* Need a seperate loop for offset: */ if (do_offset) { brw_MOV(p, c->reg.loopcount, c->reg.nr_verts); brw_MOV(p, get_addr_reg(v0ptr), brw_address(c->reg.inlist)); loop = brw_DO(p, BRW_EXECUTE_1); { brw_MOV(p, get_addr_reg(v0), deref_1uw(v0ptr, 0)); brw_ADD(p, get_addr_reg(v0ptr), get_addr_reg(v0ptr), brw_imm_uw(2)); apply_one_offset(c, v0); brw_set_conditionalmod(p, BRW_CONDITIONAL_G); brw_ADD(p, c->reg.loopcount, c->reg.loopcount, brw_imm_d(-1)); } brw_WHILE(p, loop); } /* v1ptr = &inlist[nr_verts] * *v1ptr = v0 */ brw_MOV(p, c->reg.loopcount, c->reg.nr_verts); brw_MOV(p, get_addr_reg(v0ptr), brw_address(c->reg.inlist)); brw_ADD(p, get_addr_reg(v1ptr), get_addr_reg(v0ptr), retype(c->reg.nr_verts, BRW_REGISTER_TYPE_UW)); brw_ADD(p, get_addr_reg(v1ptr), get_addr_reg(v1ptr), retype(c->reg.nr_verts, BRW_REGISTER_TYPE_UW)); brw_MOV(p, deref_1uw(v1ptr, 0), deref_1uw(v0ptr, 0)); loop = brw_DO(p, BRW_EXECUTE_1); { brw_MOV(p, get_addr_reg(v0), deref_1uw(v0ptr, 0)); brw_MOV(p, get_addr_reg(v1), deref_1uw(v0ptr, 2)); brw_ADD(p, get_addr_reg(v0ptr), get_addr_reg(v0ptr), brw_imm_uw(2)); /* draw edge if edgeflag != 0 */ brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_NZ, deref_1f(v0, c->offset[VERT_RESULT_EDGE]), brw_imm_f(0)); draw_edge = brw_IF(p, BRW_EXECUTE_1); { brw_clip_emit_vue(c, v0, 1, 0, (_3DPRIM_LINESTRIP << 2) | R02_PRIM_START); brw_clip_emit_vue(c, v1, 1, 0, (_3DPRIM_LINESTRIP << 2) | R02_PRIM_END); } brw_ENDIF(p, draw_edge); brw_set_conditionalmod(p, BRW_CONDITIONAL_NZ); brw_ADD(p, c->reg.loopcount, c->reg.loopcount, brw_imm_d(-1)); } brw_WHILE(p, loop); }