wined3d: Handle compute shader registers in GLSL backend.

dlls/wined3d/glsl_shader.c

@@ -2840,6 +2840,22 @@ static void shader_glsl_get_register_name(const struct wined3d_shader_register *
                 sprintf(register_name, "X%u[%u]", reg->idx[0].offset, reg->idx[1].offset);
             break;
 
+        case WINED3DSPR_LOCALTHREADINDEX:
+            sprintf(register_name, "int(gl_LocalInvocationIndex)");
+            break;
+
+        case WINED3DSPR_THREADID:
+            sprintf(register_name, "ivec3(gl_GlobalInvocationID)");
+            break;
+
+        case WINED3DSPR_THREADGROUPID:
+            sprintf(register_name, "ivec3(gl_WorkGroupID)");
+            break;
+
+        case WINED3DSPR_LOCALTHREADID:
+            sprintf(register_name, "ivec3(gl_LocalInvocationID)");
+            break;
+
         default:
             FIXME("Unhandled register type %#x.\n", reg->type);
             sprintf(register_name, "unrecognized_register");
@@ -2928,7 +2944,12 @@ static void shader_glsl_add_src_param_ext(const struct wined3d_shader_instructio
     shader_glsl_get_register_name(&wined3d_src->reg, glsl_src->reg_name, &is_color, ins);
     shader_glsl_get_swizzle(wined3d_src, is_color, mask, swizzle_str);
 
-    if (wined3d_src->reg.type == WINED3DSPR_IMMCONST || wined3d_src->reg.type == WINED3DSPR_PRIMID)
+    if (wined3d_src->reg.type == WINED3DSPR_IMMCONST
+            || wined3d_src->reg.type == WINED3DSPR_PRIMID
+            || wined3d_src->reg.type == WINED3DSPR_LOCALTHREADINDEX
+            || wined3d_src->reg.type == WINED3DSPR_THREADID
+            || wined3d_src->reg.type == WINED3DSPR_THREADGROUPID
+            || wined3d_src->reg.type == WINED3DSPR_LOCALTHREADID)
     {
         shader_glsl_gen_modifier(wined3d_src->modifiers, glsl_src->reg_name, swizzle_str, glsl_src->param_str);
     }

dlls/wined3d/wined3d_private.h

@@ -3596,6 +3596,7 @@ static inline BOOL shader_is_scalar(const struct wined3d_shader_register *reg)
         case WINED3DSPR_LOOP:       /* aL */
         case WINED3DSPR_PREDICATE:  /* p0 */
         case WINED3DSPR_PRIMID:     /* primID */
+        case WINED3DSPR_LOCALTHREADINDEX: /* vThreadIDInGroupFlattened */
             return TRUE;
 
         case WINED3DSPR_MISCTYPE: