X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fmaterials%2Fpbrmaterial.h;h=7c0d545936db21b5464c20bf60512f3566b94ae2;hb=d40673bd28c4b4524d3642b949d9d109dc6f9f24;hp=3e9b26ade8d525aff7b08c4d399d34f36e5d8f0c;hpb=cb7db94f7837e6a3be037d07575dc248177d9426;p=libs%2Fgl.git

diff --git a/source/materials/pbrmaterial.h b/source/materials/pbrmaterial.h
index 3e9b26ad..7c0d5459 100644
--- a/source/materials/pbrmaterial.h
+++ b/source/materials/pbrmaterial.h
@@ -6,6 +6,8 @@
 namespace Msp {
 namespace GL {
 
+class Texture2D;
+
 class PbrMaterial: public Material
 {
 public:
@@ -29,12 +31,16 @@ private:
 	Property<float> roughness;
 	Property<float> occlusion;
 	Property<Color> emission;
+	const Texture2D &fresnel_lookup;
 
 	static const Tag texture_tags[];
 
 public:
 	PbrMaterial();
 
+private:
+	static const Texture2D &get_or_create_fresnel_lookup();
+
 protected:
 	virtual void fill_program_info(std::string &, std::map<std::string, int> &) const;