glsl: Add compiler support for ARB_shader_texture_lod.

Signed-off-by: Kenneth Graunke <[email protected]>
Tested-by: Marek Olšák <[email protected]>

1 files changed, 8 insertions, 0 deletions

diff --git a/src/glsl/glsl_parser_extras.cpp b/src/glsl/glsl_parser_extras.cpp
index 18bff88deec..fce2faa758b 100644
--- a/src/glsl/glsl_parser_extras.cpp
+++ b/src/glsl/glsl_parser_extras.cpp
@@ -240,6 +240,14 @@ _mesa_glsl_process_extension(const char *name, YYLTYPE *name_locp,
       state->EXT_texture_array_warn = (ext_mode == extension_warn);
 
       unsupported = !state->extensions->EXT_texture_array;
+   } else if (strcmp(name, "GL_ARB_shader_texture_lod") == 0) {
+      /* Force ARB_texture_rectangle to be on so sampler2DRects are defined */
+      state->ARB_texture_rectangle_enable = true;
+
+      state->ARB_shader_texture_lod_enable = (ext_mode != extension_disable);
+      state->ARB_shader_texture_lod_warn = (ext_mode == extension_warn);
+
+      unsupported = !state->extensions->ARB_shader_texture_lod;
    } else if (strcmp(name, "GL_ARB_shader_stencil_export") == 0) {
       state->ARB_shader_stencil_export_enable = (ext_mode != extension_disable);
       state->ARB_shader_stencil_export_warn = (ext_mode == extension_warn);