From 8f7d5b6460ef68e7316c7f556b7152d9c9f7bfe2 Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Mon, 3 Sep 2012 13:18:30 +0300
Subject: [PATCH] Add 3x3 and 2x2 uniform matrices

---
 source/programdata.cpp | 10 ++++++++++
 source/programdata.h   |  2 ++
 source/uniform.cpp     | 12 ++++++++++++
 source/uniform.h       |  2 ++
 4 files changed, 26 insertions(+)

diff --git a/source/programdata.cpp b/source/programdata.cpp
index ed4b0a29..1ecd3a1d 100644
--- a/source/programdata.cpp
+++ b/source/programdata.cpp
@@ -119,6 +119,16 @@ void ProgramData::uniform4(const string &name, const float *v)
 	uniform(name, new Uniform4f(v));
 }
 
+void ProgramData::uniform_matrix2(const string &name, const float *v)
+{
+	uniform(name, new UniformMatrix2x2f(v));
+}
+
+void ProgramData::uniform_matrix3(const string &name, const float *v)
+{
+	uniform(name, new UniformMatrix3x3f(v));
+}
+
 void ProgramData::uniform_matrix4(const string &name, const float *v)
 {
 	uniform(name, new UniformMatrix4x4f(v));
diff --git a/source/programdata.h b/source/programdata.h
index 38803c57..3cef2d4c 100644
--- a/source/programdata.h
+++ b/source/programdata.h
@@ -87,6 +87,8 @@ public:
 	void uniform(const std::string &, const Vector4 &);
 	void uniform(const std::string &, const Color &);
 	void uniform4(const std::string &, const float *);
+	void uniform_matrix2(const std::string &, const float *);
+	void uniform_matrix3(const std::string &, const float *);
 	void uniform_matrix4(const std::string &, const float *);
 	void uniform_matrix4(const std::string &, const Matrix &);
 	void uniform1_array(const std::string &, unsigned, const float *);
diff --git a/source/uniform.cpp b/source/uniform.cpp
index 09450a9a..8aba365b 100644
--- a/source/uniform.cpp
+++ b/source/uniform.cpp
@@ -36,6 +36,18 @@ void UniformVector<float, 4>::apply(int index, unsigned size, const float *value
 }
 
 
+template<>
+void UniformMatrix<float, 2, 2>::apply(int index, unsigned size, const float *value)
+{
+	glUniformMatrix2fv(index, size, false, value);
+}
+
+template<>
+void UniformMatrix<float, 3, 3>::apply(int index, unsigned size, const float *value)
+{
+	glUniformMatrix2fv(index, size, false, value);
+}
+
 template<>
 void UniformMatrix<float, 4, 4>::apply(int index, unsigned size, const float *value)
 {
diff --git a/source/uniform.h b/source/uniform.h
index f8a59f2a..156fe676 100644
--- a/source/uniform.h
+++ b/source/uniform.h
@@ -121,6 +121,8 @@ public:
 	{ return new UniformMatrix(value); }
 };
 
+typedef UniformMatrix<float, 2, 2> UniformMatrix2x2f;
+typedef UniformMatrix<float, 3, 3> UniformMatrix3x3f;
 typedef UniformMatrix<float, 4, 4> UniformMatrix4x4f;
 
 
-- 
2.43.0