diff options
Diffstat (limited to 'mesalib/src/mesa/program/ir_to_mesa.cpp')
| -rw-r--r-- | mesalib/src/mesa/program/ir_to_mesa.cpp | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/mesalib/src/mesa/program/ir_to_mesa.cpp b/mesalib/src/mesa/program/ir_to_mesa.cpp index a29bf31f8..29975150b 100644 --- a/mesalib/src/mesa/program/ir_to_mesa.cpp +++ b/mesalib/src/mesa/program/ir_to_mesa.cpp @@ -2156,6 +2156,8 @@ ir_to_mesa_visitor::visit(ir_texture *ir) break;
}
+ const glsl_type *sampler_type = ir->sampler->type;
+
if (ir->projector) {
if (opcode == OPCODE_TEX) {
/* Slot the projector in as the last component of the coord. */
@@ -2187,6 +2189,9 @@ ir_to_mesa_visitor::visit(ir_texture *ir) tmp_src = get_temp(glsl_type::vec4_type);
dst_reg tmp_dst = dst_reg(tmp_src);
+ /* Projective division not allowed for array samplers. */
+ assert(!sampler_type->sampler_array);
+
tmp_dst.writemask = WRITEMASK_Z;
emit(ir, OPCODE_MOV, tmp_dst, this->result);
@@ -2211,7 +2216,15 @@ ir_to_mesa_visitor::visit(ir_texture *ir) * coord.
*/
ir->shadow_comparitor->accept(this);
- coord_dst.writemask = WRITEMASK_Z;
+
+ /* XXX This will need to be updated for cubemap array samplers. */
+ if (sampler_type->sampler_dimensionality == GLSL_SAMPLER_DIM_2D &&
+ sampler_type->sampler_array) {
+ coord_dst.writemask = WRITEMASK_W;
+ } else {
+ coord_dst.writemask = WRITEMASK_Z;
+ }
+
emit(ir, OPCODE_MOV, coord_dst, this->result);
coord_dst.writemask = WRITEMASK_XYZW;
}
@@ -2235,8 +2248,6 @@ ir_to_mesa_visitor::visit(ir_texture *ir) this->shader_program,
this->prog);
- const glsl_type *sampler_type = ir->sampler->type;
-
switch (sampler_type->sampler_dimensionality) {
case GLSL_SAMPLER_DIM_1D:
inst->tex_target = (sampler_type->sampler_array)
|