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-rw-r--r--src/mesa/state_tracker/st_glsl_to_tgsi.cpp10
1 files changed, 7 insertions, 3 deletions
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
index 85e4c662fea..9cac30995af 100644
--- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -2476,8 +2476,10 @@ glsl_to_tgsi_visitor::visit(ir_texture *ir)
ir->lod_info.lod->accept(this);
lod_info = this->result;
break;
- case ir_txf: /* TODO: use TGSI_OPCODE_TXF here */
- assert(!"GLSL 1.30 features unsupported");
+ case ir_txf:
+ opcode = TGSI_OPCODE_TXF;
+ ir->lod_info.lod->accept(this);
+ lod_info = this->result;
break;
}
@@ -2541,7 +2543,8 @@ glsl_to_tgsi_visitor::visit(ir_texture *ir)
coord_dst.writemask = WRITEMASK_XYZW;
}
- if (opcode == TGSI_OPCODE_TXL || opcode == TGSI_OPCODE_TXB) {
+ if (opcode == TGSI_OPCODE_TXL || opcode == TGSI_OPCODE_TXB ||
+ opcode == TGSI_OPCODE_TXF) {
/* TGSI stores LOD or LOD bias in the last channel of the coords. */
coord_dst.writemask = WRITEMASK_W;
emit(ir, TGSI_OPCODE_MOV, coord_dst, lod_info);
@@ -4285,6 +4288,7 @@ compile_tgsi_instruction(struct st_translate *t,
case TGSI_OPCODE_TXL:
case TGSI_OPCODE_TXP:
case TGSI_OPCODE_TXQ:
+ case TGSI_OPCODE_TXF:
src[num_src++] = t->samplers[inst->sampler];
ureg_tex_insn(ureg,
inst->op,