...
// TECHNIQUE

	// SM 3: multitexturing and blinn normalmapping
	technique modeltex3nm
	{
		pass one
		{
			// is a solid surface
	      ZWriteEnable     = true;
	      AlphaBlendEnable = false;

			// render
			VertexShader = compile vs_3_0 VS_3();
			PixelShader  = compile ps_3_0 PS_3();
		}
	}

	// SM 2: multitexturing only
	technique modeltex3
	{
		pass one
		{
			// is a solid surface
	      ZWriteEnable     = true;
	      AlphaBlendEnable = false;

			// render
			VertexShader = compile vs_2_0 VS_2();
			PixelShader  = compile ps_2_0 PS_2();
		}
	}

	technique fallback
	{
		pass p
		{
		}
	}

...
		// shader singleton, establish effect code
		if (__mtl_modelTex3Nm == NULL)
		{
			__mtl_modelTex3Nm = mtl_create();
			__mtl_modelTex3Nm.flags |= PASS_SOLID;
			
			effect_load(__mtl_modelTex3Nm, FX_MODELTEX3NM_SHADER);
		}
...