From: Mikko Rasa <tdb@tdb.fi>
Date: Fri, 24 Aug 2012 21:47:01 +0000 (+0300)
Subject: Uniform handling fixes
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=commitdiff_plain;h=ac11296dca7c7a594ff1b20bead87e1e161b4bef

Uniform handling fixes

Initialize strides to zero, and return a location of -1 for uniforms in
blocks.
---

diff --git a/source/program.cpp b/source/program.cpp
index 8892bcf1..ffcc4a6c 100644
--- a/source/program.cpp
+++ b/source/program.cpp
@@ -254,6 +254,8 @@ void Program::link()
 			info.block = 0;
 			info.name = name;
 			info.size = size;
+			info.array_stride = 0;
+			info.matrix_stride = 0;
 			info.type = type;
 			uniforms_by_index[i] = &info;
 		}
@@ -373,14 +375,14 @@ int Program::get_uniform_location(const string &n) const
 				add an offset. */
 				unsigned offset = lexical_cast<unsigned>(n.substr(open_bracket+1, n.size()-2-open_bracket));
 				i = uniforms.find(n.substr(0, open_bracket)+"[0]");
-				if(i!=uniforms.end() && offset<i->second.size)
+				if(i!=uniforms.end() && !i->second.block && offset<i->second.size)
 					return i->second.location+offset;
 			}
 		}
 		return -1;
 	}
 
-	return i->second.location;
+	return i->second.block ? -1 : i->second.location;
 }
 
 void Program::bind() const