diff --git a/code/nel/include/nel/3d/driver.h b/code/nel/include/nel/3d/driver.h
index 32953e58b..14595e05c 100644
--- a/code/nel/include/nel/3d/driver.h
+++ b/code/nel/include/nel/3d/driver.h
@@ -1038,7 +1038,7 @@ public:
 	virtual bool			activePixelProgram (CPixelProgram *program) =0;
 
 	/**
-	  * Setup vertex program constant values.
+	  * Setup vertex program constant (uniform) values.
 	  */
 	virtual void			setConstant (uint index, float, float, float, float) =0;
 	virtual void			setConstant (uint index, double, double, double, double) =0;
@@ -1048,9 +1048,10 @@ public:
 	virtual void			setConstant (uint index, uint num, const float *src) =0;
 	/// setup several 4 double csts taken from the given tab
 	virtual void			setConstant (uint index, uint num, const double *src) =0;
+	// TODO: rename to setVertexProgramConstant
 	
 	/**
-	  * Setup pixel program constant values.
+	  * Setup pixel program constant (uniform) values.
 	  */
 	virtual void			setPixelProgramConstant (uint index, float, float, float, float) =0;
 	virtual void			setPixelProgramConstant (uint index, double, double, double, double) =0;
@@ -1060,6 +1061,7 @@ public:
 	virtual void			setPixelProgramConstant (uint index, uint num, const float *src) =0;
 	/// setup several 4 double csts taken from the given tab
 	virtual void			setPixelProgramConstant (uint index, uint num, const double *src) =0;
+	// TODO: uint32 and sint32 uniform types supported in opengl from gp4fp and gp5fp and sint32 in d3d
 
 	/**
 	  * Setup constants with a current matrix.
diff --git a/code/nel/include/nel/3d/pixel_program.h b/code/nel/include/nel/3d/pixel_program.h
index 6e14f0f04..183ad2d83 100644
--- a/code/nel/include/nel/3d/pixel_program.h
+++ b/code/nel/include/nel/3d/pixel_program.h
@@ -61,6 +61,11 @@ public:
 
 	enum TProfile 
 	{ 
+		// TODO:
+		// If it's more useful, change this to a flags bitfield and 
+		// change the d3d (and gl) code to generate the bitfield of 
+		// supported modes instead of doing a >= version check.
+
 		// direct3d - 0xD3D0,major,minor
 		ps_1_1 = 0xD3D00101, 
 		ps_1_2 = 0xD3D00102,