mesa: add missing case in _mesa_GetTexParameterfv()

missing case GL_REQUIRED_TEXTURE_IMAGE_UNITS_OES is required
by OES_EGL_image_external extension.

Note: This is a candidate for the stable branches.
Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Chad Versace <chad.versace@linux.intel.com>

diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c
index b6afd35ba235eeb480796d58080d57cb777ea732..bc66bb36dbf680a398948353de28d8dada312945 100644 (file)
--- a/src/mesa/main/texparam.c
+++ b/src/mesa/main/texparam.c
@@ -1444,6 +1444,12 @@ _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
          *params = (GLfloat) obj->Immutable;
          break;
 
+      case GL_REQUIRED_TEXTURE_IMAGE_UNITS_OES:
+         if (!_mesa_is_gles(ctx) || !ctx->Extensions.OES_EGL_image_external)
+            goto invalid_pname;
+         *params = obj->RequiredTextureImageUnits;
+         break;
+
       case GL_TEXTURE_SRGB_DECODE_EXT:
          if (!ctx->Extensions.EXT_texture_sRGB_decode)
             goto invalid_pname;