glsl: only update doubles inputs for vertex inputs.

[mesa.git] / src / glsl / ir_set_program_inouts.cpp

diff --git a/src/glsl/ir_set_program_inouts.cpp b/src/glsl/ir_set_program_inouts.cpp
index 782f1b1ebc82508738845e6ccd4a2271c82e72de..c9b8a38384ff924c6841253b669e73b256b12390 100644 (file)
--- a/src/glsl/ir_set_program_inouts.cpp
+++ b/src/glsl/ir_set_program_inouts.cpp
@@ -115,8 +115,11 @@ mark(struct gl_program *prog, ir_variable *var, int offset, int len,
          else
             prog->InputsRead |= bitfield;
 
-         if (var->type->without_array()->is_dual_slot_double())
+         /* double inputs read is only for vertex inputs */
+         if (stage == MESA_SHADER_VERTEX &&
+             var->type->without_array()->is_dual_slot_double())
             prog->DoubleInputsRead |= bitfield;
+
          if (stage == MESA_SHADER_FRAGMENT) {
             gl_fragment_program *fprog = (gl_fragment_program *) prog;
             fprog->InterpQualifier[idx] =
@@ -146,6 +149,7 @@ void
 ir_set_program_inouts_visitor::mark_whole_variable(ir_variable *var)
 {
    const glsl_type *type = var->type;
+   bool vertex_input = false;
    if (this->shader_stage == MESA_SHADER_GEOMETRY &&
        var->data.mode == ir_var_shader_in && type->is_array()) {
       type = type->fields.array;
@@ -169,7 +173,11 @@ ir_set_program_inouts_visitor::mark_whole_variable(ir_variable *var)
       type = type->fields.array;
    }
 
-   mark(this->prog, var, 0, type->count_attribute_slots(),
+   if (this->shader_stage == MESA_SHADER_VERTEX &&
+       var->data.mode == ir_var_shader_in)
+      vertex_input = true;
+
+   mark(this->prog, var, 0, type->count_attribute_slots(vertex_input),
         this->shader_stage);
 }