Here are my HLSL settings for MAME 0143u8.they look pretty close to the real thing.check them out if you like HLSL hlsl_enable 1 hlslpath hlsl hlsl_ini_read 0 hlsl_ini_write 0 hlslini %g hlsl_prescale_x 2 hlsl_prescale_y 2 hlsl_preset -1 hlsl_write 0 hlsl_snap_width 1920 hlsl_snap_height 1080 shadow_mask_alpha 0.090000 shadow_mask_texture aperture.png shadow_mask_x_count 320 shadow_mask_y_count 224 shadow_mask_usize 0.187500 shadow_mask_vsize 0.093750 curvature 0.040000 pincushion 0.040000 scanline_alpha 0.450000 scanline_size 1.000000 scanline_height 0.750000 scanline_bright_scale 1.000000 scanline_bright_offset 0.500000 scanline_jitter 0.000000 defocus 0.000000,0.000000 converge_x 0.000000,0.000000,0.000000 converge_y 0.000000,0.000000,0.000000 radial_converge_x 0.000000,0.000000,0.000000 radial_converge_y 0.000000,0.000000,0.000000 red_ratio 1.000000,0.000000,0.000000 grn_ratio 0.000000,1.000000,0.000000 blu_ratio 0.000000,0.000000,1.000000 saturation 1.150000 offset 0.000000,0.000000,0.000000 scale 0.950000,0.950000,0.950000 power 1.100000,1.100000,1.100000 floor 0.000000,0.000000,0.000000 phosphor_life 0.200000,0.200000,0.200000 yiq_enable 0 yiq_cc 3.041830 yiq_a 0.000000 yiq_b 0.000000 yiq_o 3.600000 yiq_p 1.000000 yiq_n 1.000000 yiq_y 2.200000 yiq_i 0.800000 yiq_q 0.200000 yiq_scan_time 52.599998 yiq_phase_count 1