for (int i = 0; i < vector_elements; i++) {
fs_inst *inst = emit(BRW_OPCODE_MOV,
- fs_reg(MRF, base_mrf + mlen + i * reg_width),
+ fs_reg(MRF, base_mrf + mlen + i * reg_width,
+ coordinate.type),
coordinate);
if (i < 3 && c->key.gl_clamp_mask[i] & (1 << sampler))
inst->saturate = true;
inst = emit(FS_OPCODE_TXS, dst);
break;
case ir_txf:
- assert(!"GLSL 1.30 features unsupported");
+ mlen = header_present + 4 * reg_width;
+
+ ir->lod_info.lod->accept(this);
+ emit(BRW_OPCODE_MOV,
+ fs_reg(MRF, base_mrf + mlen - reg_width, BRW_REGISTER_TYPE_UD),
+ this->result);
+ inst = emit(FS_OPCODE_TXF, dst);
break;
}
inst->base_mrf = base_mrf;
mlen += reg_width;
break;
case ir_txf:
- assert(!"GLSL 1.30 features unsupported");
+ /* Unfortunately, the parameters for LD are intermixed: u, lod, v, r. */
+ fs_inst *inst = emit(BRW_OPCODE_MOV,
+ fs_reg(MRF, base_mrf + mlen, BRW_REGISTER_TYPE_D),
+ coordinate);
+ coordinate.reg_offset++;
+ mlen += reg_width;
+
+ ir->lod_info.lod->accept(this);
+ emit(BRW_OPCODE_MOV, fs_reg(MRF, base_mrf + mlen, BRW_REGISTER_TYPE_D), this->result);
+ mlen += reg_width;
+
+ for (int i = 1; i < ir->coordinate->type->vector_elements; i++) {
+ fs_inst *inst = emit(BRW_OPCODE_MOV,
+ fs_reg(MRF, base_mrf + mlen, BRW_REGISTER_TYPE_D),
+ coordinate);
+ coordinate.reg_offset++;
+ mlen += reg_width;
+ }
break;
}
- /* Set up the coordinate (except for TXD where it was done earlier) */
- if (ir->op != ir_txd && ir->op != ir_txs) {
+ /* Set up the coordinate (except for cases where it was done above) */
+ if (ir->op != ir_txd && ir->op != ir_txs && ir->op != ir_txf) {
for (int i = 0; i < ir->coordinate->type->vector_elements; i++) {
fs_inst *inst = emit(BRW_OPCODE_MOV, fs_reg(MRF, base_mrf + mlen),
coordinate);
case ir_txb: inst = emit(FS_OPCODE_TXB, dst); break;
case ir_txl: inst = emit(FS_OPCODE_TXL, dst); break;
case ir_txd: inst = emit(FS_OPCODE_TXD, dst); break;
- case ir_txf: assert(!"TXF unsupported."); break;
+ case ir_txf: inst = emit(FS_OPCODE_TXF, dst); break;
case ir_txs: inst = emit(FS_OPCODE_TXS, dst); break;
}
inst->base_mrf = base_mrf;