Use Tag to identify uniforms in Program and ProgramData

[libs/gl.git] / source / materials / renderpass.cpp

diff --git a/source/materials/renderpass.cpp b/source/materials/renderpass.cpp
index 810b3673e584671423c95795a0eaab5cdd9c5e93..7431a4461d9977fe6ef601019a12a5705bc63d98 100644 (file)
--- a/source/materials/renderpass.cpp
+++ b/source/materials/renderpass.cpp
@@ -106,14 +106,11 @@ void RenderPass::set_shader_program(const Program *prog, const ProgramData *data
                finalize_material(0);
 }
 
-const string &RenderPass::get_slotted_uniform_name(const string &slot) const
+Tag RenderPass::get_slotted_uniform_tag(Tag slot) const
 {
-       map<string, string>::const_iterator i = uniform_slots.find(slot);
+       map<Tag, Tag>::const_iterator i = uniform_slots.find(slot);
        if(i==uniform_slots.end())
-       {
-               static string empty;
-               return empty;
-       }
+               return Tag();
        return i->second;
 }