mesa: separate legacy stuff from gl_texture_unit into gl_fixedfunc_texture_unit

Reviewed-by: Brian Paul <[email protected]>

1 files changed, 15 insertions, 0 deletions

diff --git a/src/mesa/main/texstate.h b/src/mesa/main/texstate.h
index 4f515e425a8..cf3f7e5a216 100644
--- a/src/mesa/main/texstate.h
+++ b/src/mesa/main/texstate.h
@@ -54,6 +54,21 @@ _mesa_get_current_tex_unit(struct gl_context *ctx)
    return _mesa_get_tex_unit(ctx, ctx->Texture.CurrentUnit);
 }
 
+
+/**
+ * Return pointer to current fixed-func texture unit.
+ * This the texture unit set by glActiveTexture(), not glClientActiveTexture().
+ * \return NULL if the current unit is not a fixed-func texture unit
+ */
+static inline struct gl_fixedfunc_texture_unit *
+_mesa_get_current_fixedfunc_tex_unit(struct gl_context *ctx)
+{
+   unsigned unit = ctx->Texture.CurrentUnit;
+
+   return &ctx->Texture.FixedFuncUnit[unit];
+}
+
+
 static inline GLuint
 _mesa_max_tex_unit(struct gl_context *ctx)
 {