Add a function to remove uniforms from ProgramData

[libs/gl.git] / source / programdata.cpp

diff --git a/source/programdata.cpp b/source/programdata.cpp
index 8a10f59c0c73beb5d5406816b0d63987fb087558..f47fed76b156de63ee77a2121f8695091c618452 100644 (file)
--- a/source/programdata.cpp
+++ b/source/programdata.cpp
@@ -259,6 +259,25 @@ void ProgramData::uniform_matrix4_array(const string &name, unsigned n, const fl
        uniform(name, new UniformArray<UniformMatrix4x4f>(n, v));
 }
 
+void ProgramData::remove_uniform(const string &name)
+{
+       SlotMap::iterator i = uniform_slots.find(name);
+       if(i!=uniform_slots.end())
+       {
+               vector<Uniform *>::iterator j = uniforms.begin()+i->second;
+               delete *j;
+               uniforms.erase(j);
+
+               for(SlotMap::iterator k=uniform_slots.begin(); k!=uniform_slots.end(); ++k)
+                       if(k->second>i->second)
+                               --k->second;
+
+               uniform_slots.erase(i);
+
+               dirty = ALL_ONES;
+       }
+}
+
 unsigned ProgramData::compute_slot_mask(const Program::UniformBlockInfo &block) const
 {
        unsigned mask = 0;