idTech4.Renderer.idRenderSystem.SetColorMappings C# (CSharp) Method

		private void SetColorMappings()
		{
			float g = idE.CvarSystem.GetFloat("r_gamma");
			float b = idE.CvarSystem.GetFloat("r_brightness");
			int f, j, inf;

			for(int i = 0; i < 256; i++)
			{
				j = (int) (i * b);

				if(j > 255)
				{
					j = 255;
				}

				if(g == 1)
				{
					inf = (j << 8) | j;
				}
				else
				{
					inf = (int) (0xffff * idMath.Pow(j / 255.0f, 1.0f / g) + 0.5f);
				}

				if(inf < 0)
				{
					inf = 0;
				}

				if(inf > 0xffff)
				{
					inf = 0xffff;
				}

				_gammaTable[i] = (ushort) inf;
			}

			SetGamma(_gammaTable, _gammaTable, _gammaTable);
		}