glsl2: Add ir_unop_fract as an expression type.

Most backends will prefer seeing this to seeing (a - floor(a)), so
represent it explicitly.

1 files changed, 4 insertions, 4 deletions

diff --git a/src/glsl/builtin_function.cpp b/src/glsl/builtin_function.cpp
index b7dbc6b34f5..30ba6a52677 100644
--- a/src/glsl/builtin_function.cpp
+++ b/src/glsl/builtin_function.cpp
@@ -781,22 +781,22 @@ static const char *builtins_110_fract = {
    "   (signature float\n"
    "     (parameters\n"
    "       (declare (in) float x))\n"
-   "     ((return (expression float - (var_ref x) (expression float floor (var_ref x))))))\n"
+   "     ((return (expression float fract (var_ref x)))))\n"
    "\n"
    "   (signature vec2\n"
    "     (parameters\n"
    "       (declare (in) vec2 x))\n"
-   "     ((return (expression vec2 - (var_ref x) (expression vec2 floor (var_ref x))))))\n"
+   "     ((return (expression vec2 fract (var_ref x)))))\n"
    "\n"
    "   (signature vec3\n"
    "     (parameters\n"
    "       (declare (in) vec3 x))\n"
-   "     ((return (expression vec3 - (var_ref x) (expression vec3 floor (var_ref x))))))\n"
+   "     ((return (expression vec3 fract (var_ref x)))))\n"
    "\n"
    "   (signature vec4\n"
    "     (parameters\n"
    "       (declare (in) vec4 x))\n"
-   "     ((return (expression vec4 - (var_ref x) (expression vec4 floor (var_ref x))))))\n"
+   "     ((return (expression vec4 fract (var_ref x)))))\n"
    "))\n"
    "\n"
 };