X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Frenderer.cpp;h=c558757f885654e0646f6392d9866b4bf52b205e;hb=bc2fe1bd3e167fd8eed05f9ffeda3c255f445f70;hp=bc49b0f802941f3ae2a7509ae86351dc51a67ca8;hpb=c46c75f8e3863dc3c6f91a2d5dc7f58333ec9260;p=libs%2Fgl.git

diff --git a/source/renderer.cpp b/source/renderer.cpp
index bc49b0f8..c558757f 100644
--- a/source/renderer.cpp
+++ b/source/renderer.cpp
@@ -61,6 +61,16 @@ void Renderer::begin(const Camera *c)
 	}
 }
 
+void Renderer::set_matrix(const Matrix &matrix)
+{
+	mtx_stack.load(matrix);
+}
+
+void Renderer::transform(const Matrix &matrix)
+{
+	mtx_stack *= matrix;
+}
+
 void Renderer::set_texture(const Texture *t)
 {
 	state->texture = t;
@@ -257,10 +267,7 @@ void Renderer::apply_state()
 			{
 				const Matrix &m = mtx_stack.top();
 				standard_shdata.uniform("eye_obj_matrix", mtx_stack.top());
-				LinAl::SquareMatrix<float, 3> nm;
-				for(unsigned i=0; i<3; ++i)
-					for(unsigned j=0; j<3; ++j)
-						nm(i, j) = m(i, j);
+				LinAl::SquareMatrix<float, 3> nm = m.block<3, 3>(0, 0);
 				nm = transpose(invert(nm));
 				standard_shdata.uniform_matrix3("eye_obj_normal_matrix", &nm(0, 0));
 				changed &= ~MODERN_MATRIX;