Mesa (master): mesa: add comment/ assertion on get_tex_level_parameter_buffer()

[Brian Paul]

Module: Mesa
Branch: master
Commit: 57279c5454565fe8dac38905b09504739f9ab2cf
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=57279c5454565fe8dac38905b09504739f9ab2cf

Author: Brian Paul <brianp at vmware.com>
Date:   Fri Sep 23 12:59:29 2016 -0600

mesa: add comment/assertion on get_tex_level_parameter_buffer()

Reviewed-by: Anuj Phogat <anuj.phogat at gmail.com>

---

 src/mesa/main/texparam.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c
index bdd3fcb..a814778 100644
--- a/src/mesa/main/texparam.c
+++ b/src/mesa/main/texparam.c
@@ -1486,6 +1486,9 @@ invalid_pname:
 }
 
 
+/**
+ * Handle a glGetTexLevelParamteriv() call for a texture buffer.
+ */
 static void
 get_tex_level_parameter_buffer(struct gl_context *ctx,
                                const struct gl_texture_object *texObj,
@@ -1498,6 +1501,8 @@ get_tex_level_parameter_buffer(struct gl_context *ctx,
    GLenum baseFormat = _mesa_get_format_base_format(texFormat);
    const char *suffix = dsa ? "ture" : "";
 
+   assert(texObj->Target == GL_TEXTURE_BUFFER);
+
    if (!bo) {
       /* undefined texture buffer object */
       switch (pname) {