diff options
Diffstat (limited to 'src/glsl/glcpp/glcpp-parse.y')
| -rw-r--r-- | src/glsl/glcpp/glcpp-parse.y | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/glsl/glcpp/glcpp-parse.y b/src/glsl/glcpp/glcpp-parse.y index b31a18f87dc..8475e08f00c 100644 --- a/src/glsl/glcpp/glcpp-parse.y +++ b/src/glsl/glcpp/glcpp-parse.y @@ -320,6 +320,14 @@ control_line: if ($2 == 100) add_builtin_define (parser, "GL_ES", 1); + /* Currently, all ES2 implementations support highp in the + * fragment shader, so we always define this macro in ES2. + * If we ever get a driver that doesn't support highp, we'll + * need to add a flag to the gl_context and check that here. + */ + if ($2 >= 130 || $2 == 100) + add_builtin_define (parser, "GL_FRAGMENT_PRECISION_HIGH", 1); + glcpp_printf(parser->output, "#version %" PRIiMAX, $2); } | HASH NEWLINE |