Update crt-hyllian and variants

- Fix sinc vertical scanlines;
- Add curvature-ntsc and dedither presets;
- Some param tweaks.

crt/crt-hyllian-curvature-ntsc.slangp

@@ -0,0 +1,101 @@
+shaders = "7"
+shader0 = "../ntsc/shaders/ntsc-adaptive/ntsc-pass1.slang"
+filter_linear0 = "false"
+wrap_mode0 = "clamp_to_border"
+frame_count_mod0 = "2"
+mipmap_input0 = "false"
+alias0 = ""
+float_framebuffer0 = "true"
+srgb_framebuffer0 = "false"
+scale_type_x0 = "source"
+scale_x0 = "4.000000"
+scale_type_y0 = "source"
+scale_y0 = "1.000000"
+shader1 = "../ntsc/shaders/ntsc-adaptive/ntsc-pass2.slang"
+filter_linear1 = "false"
+wrap_mode1 = "clamp_to_border"
+mipmap_input1 = "false"
+alias1 = ""
+float_framebuffer1 = "false"
+srgb_framebuffer1 = "true"
+scale_type_x1 = "source"
+scale_x1 = "0.500000"
+scale_type_y1 = "source"
+scale_y1 = "1.000000"
+shader2 = "../crt/shaders/hyllian/crt-hyllian-curvature.slang"
+filter_linear2 = "false"
+wrap_mode2 = "clamp_to_border"
+mipmap_input2 = "false"
+alias2 = "CRTPass"
+float_framebuffer2 = "false"
+srgb_framebuffer2 = "true"
+scale_type_x2 = "viewport"
+scale_x2 = "1.000000"
+scale_type_y2 = "viewport"
+scale_y2 = "1.000000"
+shader3 = "../crt/shaders/glow/threshold.slang"
+filter_linear3 = "false"
+wrap_mode3 = "clamp_to_border"
+mipmap_input3 = "false"
+alias3 = ""
+float_framebuffer3 = "false"
+srgb_framebuffer3 = "true"
+shader4 = "../crt/shaders/glow/blur_horiz.slang"
+filter_linear4 = "true"
+wrap_mode4 = "clamp_to_border"
+mipmap_input4 = "true"
+alias4 = ""
+float_framebuffer4 = "false"
+srgb_framebuffer4 = "true"
+scale_type_x4 = "viewport"
+scale_x4 = "0.200000"
+scale_type_y4 = "viewport"
+scale_y4 = "0.200000"
+shader5 = "../crt/shaders/glow/blur_vert.slang"
+filter_linear5 = "true"
+wrap_mode5 = "clamp_to_border"
+mipmap_input5 = "false"
+alias5 = ""
+float_framebuffer5 = "false"
+srgb_framebuffer5 = "true"
+shader6 = "../crt/shaders/glow/resolve.slang"
+filter_linear6 = "true"
+wrap_mode6 = "clamp_to_border"
+mipmap_input6 = "false"
+alias6 = ""
+float_framebuffer6 = "false"
+srgb_framebuffer6 = "false"
+parameters = "linearize;quality;ntsc_sat;BEAM_PROFILE;HFILTER_PROFILE;BEAM_MIN_WIDTH;BEAM_MAX_WIDTH;SCANLINES_STRENGTH;COLOR_BOOST;PHOSPHOR_LAYOUT;MASK_INTENSITY;CRT_ANTI_RINGING;InputGamma;OutputGamma;VSCANLINES;CRT_CURVATURE;CRT_warpX;CRT_warpY;CRT_cornersize;CRT_cornersmooth;GLOW_WHITEPOINT;GLOW_ROLLOFF;BLOOM_STRENGTH;OUTPUT_GAMMA;CURVATURE;warpX;warpY;cornersize;cornersmooth;noise_amt;shadowMask;maskDark;maskLight"
+BEAM_PROFILE = "0.000000"
+HFILTER_PROFILE = "1.000000"
+BEAM_MIN_WIDTH = "1.000000"
+BEAM_MAX_WIDTH = "1.000000"
+SCANLINES_STRENGTH = "0.580000"
+COLOR_BOOST = "1.200000"
+PHOSPHOR_LAYOUT = "4.000000"
+MASK_INTENSITY = "0.700000"
+CRT_ANTI_RINGING = "1.000000"
+InputGamma = "1.000000"
+OutputGamma = "1.000000"
+VSCANLINES = "0.000000"
+CRT_CURVATURE = "1.000000"
+CRT_warpX = "0.010000"
+CRT_warpY = "0.020000"
+CRT_cornersize = "0.010000"
+CRT_cornersmooth = "280.000000"
+GLOW_WHITEPOINT = "0.900000"
+GLOW_ROLLOFF = "3.000000"
+BLOOM_STRENGTH = "0.100000"
+OUTPUT_GAMMA = "2.200000"
+CURVATURE = "0.000000"
+warpX = "0.031000"
+warpY = "0.041000"
+cornersize = "0.010000"
+cornersmooth = "1000.000000"
+noise_amt = "1.000000"
+shadowMask = "0.000000"
+maskDark = "0.500000"
+maskLight = "1.500000"
+linearize = "1.0"
+quality = "0.0"
+ntsc_sat = "1.2"

crt/crt-hyllian-dedither.slangp

@@ -0,0 +1,96 @@
+shaders = "9"
+
+shader0 = "../crt/shaders/glow/linearize.slang"
+filter_linear0 = "false"
+wrap_mode0 = "clamp_to_border"
+mipmap_input0 = "false"
+alias0 = "LinearGamma"
+float_framebuffer0 = "false"
+srgb_framebuffer0 = "true"
+
+
+shader1 = ../dithering/shaders/checkerboard-dedither/checkerboard-dedither-pass1.slang
+filter_linear1 = false
+scale_type1 = source
+scale1 = 1.0
+
+shader2 = ../dithering/shaders/checkerboard-dedither/checkerboard-dedither-pass2.slang
+filter_linear2 = false
+scale_type2 = source
+scale2 = 1.0
+
+shader3 = ../dithering/shaders/checkerboard-dedither/checkerboard-dedither-pass3.slang
+filter_linear3 = false
+scale_type3 = source
+scale3 = 1.0
+
+shader4 = "shaders/hyllian/crt-hyllian.slang"
+filter_linear4 = "false"
+wrap_mode4 = "clamp_to_border"
+mipmap_input4 = "false"
+alias4 = "CRTPass"
+float_framebuffer4 = "false"
+srgb_framebuffer4 = "true"
+scale_type_x4 = "viewport"
+scale_x4 = "1.000000"
+scale_type_y4 = "viewport"
+scale_y4 = "1.000000"
+shader5 = "../crt/shaders/glow/threshold.slang"
+filter_linear5 = "false"
+wrap_mode5 = "clamp_to_border"
+mipmap_input5 = "false"
+alias5 = ""
+float_framebuffer5 = "false"
+srgb_framebuffer5 = "true"
+shader6 = "../crt/shaders/glow/blur_horiz.slang"
+filter_linear6 = "true"
+wrap_mode6 = "clamp_to_border"
+mipmap_input6 = "true"
+alias6 = ""
+float_framebuffer6 = "false"
+srgb_framebuffer6 = "true"
+scale_type_x6 = "viewport"
+scale_x6 = "0.200000"
+scale_type_y6 = "viewport"
+scale_y6 = "0.200000"
+shader7 = "../crt/shaders/glow/blur_vert.slang"
+filter_linear7 = "true"
+wrap_mode7 = "clamp_to_border"
+mipmap_input7 = "false"
+alias7 = ""
+float_framebuffer7 = "false"
+srgb_framebuffer7 = "true"
+shader8 = "../crt/shaders/glow/resolve.slang"
+filter_linear8 = "true"
+wrap_mode8 = "clamp_to_border"
+mipmap_input8 = "false"
+alias8 = ""
+float_framebuffer8 = "false"
+srgb_framebuffer8 = "false"
+parameters = "CD_HUD_DETAILS;INPUT_GAMMA;HFILTER_PROFILE;BEAM_MIN_WIDTH;BEAM_MAX_WIDTH;SCANLINES_STRENGTH;COLOR_BOOST;SHARPNESS_HACK;PHOSPHOR_LAYOUT;MASK_INTENSITY;InputGamma;OutputGamma;VSCANLINES;GLOW_WHITEPOINT;GLOW_ROLLOFF;BLOOM_STRENGTH;OUTPUT_GAMMA;CURVATURE;warpX;warpY;cornersize;cornersmooth;noise_amt;shadowMask;maskDark;maskLight"
+CD_HUD_DETAILS = "5.0"
+INPUT_GAMMA = "2.000000"
+HFILTER_PROFILE = "0.000000"
+BEAM_MIN_WIDTH = "1.000000"
+BEAM_MAX_WIDTH = "1.000000"
+SCANLINES_STRENGTH = "0.580000"
+COLOR_BOOST = "1.300000"
+SHARPNESS_HACK = "1.000000"
+PHOSPHOR_LAYOUT = "4.000000"
+MASK_INTENSITY = "0.700000"
+InputGamma = "2.400000"
+OutputGamma = "1.000000"
+VSCANLINES = "0.000000"
+GLOW_WHITEPOINT = "0.900000"
+GLOW_ROLLOFF = "3.000000"
+BLOOM_STRENGTH = "0.100000"
+OUTPUT_GAMMA = "2.200000"
+CURVATURE = "0.000000"
+warpX = "0.010000"
+warpY = "0.020000"
+cornersize = "0.010000"
+cornersmooth = "280.000000"
+noise_amt = "1.000000"
+shadowMask = "0.000000"
+maskDark = "0.500000"
+maskLight = "1.500000"

crt/crt-hyllian-glow.slangp

@@ -53,26 +53,26 @@ parameters = "INPUT_GAMMA;BEAM_PROFILE;HFILTER_PROFILE;BEAM_MIN_WIDTH;BEAM_MAX_W
 INPUT_GAMMA = "2.400000"
 BEAM_PROFILE = "0.000000"
 HFILTER_PROFILE = "0.000000"
-BEAM_MIN_WIDTH = "0.900000"
+BEAM_MIN_WIDTH = "1.000000"
-BEAM_MAX_WIDTH = "0.900000"
+BEAM_MAX_WIDTH = "1.000000"
-SCANLINES_STRENGTH = "0.500000"
+SCANLINES_STRENGTH = "0.580000"
-COLOR_BOOST = "1.200000"
+COLOR_BOOST = "1.350000"
 SHARPNESS_HACK = "1.000000"
-PHOSPHOR_LAYOUT = "12.000000"
+PHOSPHOR_LAYOUT = "4.000000"
 MASK_INTENSITY = "0.700000"
 CRT_ANTI_RINGING = "1.000000"
 InputGamma = "1.000000"
 OutputGamma = "1.000000"
 VSCANLINES = "0.000000"
-GLOW_WHITEPOINT = "0.500000"
+GLOW_WHITEPOINT = "0.900000"
-GLOW_ROLLOFF = "1.200000"
+GLOW_ROLLOFF = "3.000000"
 BLOOM_STRENGTH = "0.100000"
 OUTPUT_GAMMA = "2.200000"
 CURVATURE = "0.000000"
-warpX = "0.031000"
+warpX = "0.010000"
-warpY = "0.031000"
+warpY = "0.020000"
-cornersize = "0.030000"
+cornersize = "0.010000"
-cornersmooth = "1000.000000"
+cornersmooth = "280.000000"
 noise_amt = "1.000000"
 shadowMask = "0.000000"
 maskDark = "0.500000"

crt/crt-hyllian-sinc-glow.slangp

@@ -52,25 +52,25 @@ srgb_framebuffer5 = "false"
 parameters = "INPUT_GAMMA;BEAM_PROFILE;BEAM_MIN_WIDTH;BEAM_MAX_WIDTH;SCANLINES_STRENGTH;COLOR_BOOST;HFILTER_SHARPNESS;PHOSPHOR_LAYOUT;MASK_INTENSITY;CRT_ANTI_RINGING;InputGamma;OutputGamma;VSCANLINES;GLOW_WHITEPOINT;GLOW_ROLLOFF;BLOOM_STRENGTH;OUTPUT_GAMMA;CURVATURE;warpX;warpY;cornersize;cornersmooth;noise_amt;shadowMask;maskDark;maskLight"
 INPUT_GAMMA = "2.400000"
 BEAM_PROFILE = "0'.000000"
-BEAM_MIN_WIDTH = "0.860000"
+BEAM_MIN_WIDTH = "1.000000"
 BEAM_MAX_WIDTH = "1.000000"
 SCANLINES_STRENGTH = "0.720000"
-COLOR_BOOST = "1.250000"
+COLOR_BOOST = "1.350000"
 PHOSPHOR_LAYOUT = "4.000000"
-MASK_INTENSITY = "0.500000"
+MASK_INTENSITY = "0.700000"
 CRT_ANTI_RINGING = "1.000000"
 InputGamma = "1.000000"
 OutputGamma = "1.000000"
 VSCANLINES = "0.000000"
-GLOW_WHITEPOINT = "0.500000"
+GLOW_WHITEPOINT = "0.900000"
-GLOW_ROLLOFF = "1.200000"
+GLOW_ROLLOFF = "3.000000"
 BLOOM_STRENGTH = "0.100000"
 OUTPUT_GAMMA = "2.200000"
 CURVATURE = "0.000000"
-warpX = "0.031000"
+warpX = "0.010000"
-warpY = "0.031000"
+warpY = "0.020000"
-cornersize = "0.030000"
+cornersize = "0.010000"
-cornersmooth = "1000.000000"
+cornersmooth = "280.000000"
 noise_amt = "1.000000"
 shadowMask = "0.000000"
 maskDark = "0.500000"

crt/shaders/hyllian/crt-hyllian-curvature.slang

@@ -27,22 +27,22 @@ layout(push_constant) uniform Push
 #pragma parameter HFILTER_PROFILE "  HORIZONTAL FILTER PROFILE [ HERMITE | CATMULL-ROM ]" 0.0 0.0 1.0 1.0
 #pragma parameter BEAM_MIN_WIDTH "    Custom [If   BP=0.00] MIN BEAM WIDTH" 1.0 0.0 1.0 0.01
 #pragma parameter BEAM_MAX_WIDTH "    Custom [If   BP=0.00] MAX BEAM WIDTH" 1.0 0.0 1.0 0.01
-#pragma parameter SCANLINES_STRENGTH "    Custom [If   BP=0.00] SCANLINES STRENGTH" 0.72 0.0 1.0 0.01
+#pragma parameter SCANLINES_STRENGTH "    Custom [If   BP=0.00] SCANLINES STRENGTH" 0.58 0.0 1.0 0.01
-#pragma parameter COLOR_BOOST "    Custom [If   BP=0.00] COLOR BOOST" 1.70 1.0 2.0 0.05
+#pragma parameter COLOR_BOOST "    Custom [If   BP=0.00] COLOR BOOST" 1.60 1.0 2.0 0.05
 #pragma parameter SHARPNESS_HACK "  SHARPNESS_HACK" 1.0 1.0 4.0 1.0
 #pragma parameter PHOSPHOR_LAYOUT "  PHOSPHOR LAYOUT" 4.0 0.0 24.0 1.0
-#pragma parameter MASK_INTENSITY "  MASK INTENSITY" 0.5 0.0 1.0 0.1
+#pragma parameter MASK_INTENSITY "  MASK INTENSITY" 0.7 0.0 1.0 0.1
 #pragma parameter CRT_ANTI_RINGING "  ANTI RINGING" 1.0 0.0 1.0 0.2
 #pragma parameter InputGamma "  INPUT GAMMA" 2.4 0.0 5.0 0.1
 #pragma parameter OutputGamma "  OUTPUT GAMMA" 2.2 0.0 5.0 0.1
 #pragma parameter VSCANLINES "  VERTICAL SCANLINES [ OFF | ON ]" 0.0 0.0 1.0 1.0
 #pragma parameter CRT_CURVATURE "CRT-Curvature" 1.0 0.0 1.0 1.0
-#pragma parameter CRT_warpX "CRT-Curvature X-Axis" 0.031 0.0 0.125 0.01
+#pragma parameter CRT_warpX "CRT-Curvature X-Axis" 0.010 0.0 0.125 0.01
-#pragma parameter CRT_warpY "CRT-Curvature Y-Axis" 0.041 0.0 0.125 0.01
+#pragma parameter CRT_warpY "CRT-Curvature Y-Axis" 0.020 0.0 0.125 0.01
 vec2 CRT_Distortion = vec2(param.CRT_warpX, param.CRT_warpY) * 15.;
 #pragma parameter CRT_cornersize "CRT-Corner Size" 0.01 0.001 1.0 0.005
 #define cornersize param.CRT_cornersize
-#pragma parameter CRT_cornersmooth "CRT-Corner Smoothness" 1000.0 80.0 2000.0 100.0
+#pragma parameter CRT_cornersmooth "CRT-Corner Smoothness" 280.0 80.0 2080.0 100.0
 #define cornersmooth param.CRT_cornersmooth
 
 layout(std140, set = 0, binding = 0) uniform UBO

crt/shaders/hyllian/crt-hyllian-sinc.slang

@@ -2,33 +2,34 @@
 
 layout(push_constant) uniform Push
 {
-    float BEAM_PROFILE;
-//    float HFILTER_PROFILE;
     float BEAM_MIN_WIDTH;
     float BEAM_MAX_WIDTH;
     float SCANLINES_STRENGTH;
     float COLOR_BOOST;
-    float HFILTER_SHARPNESS;
+    float SHARPNESS_HACK;
     float PHOSPHOR_LAYOUT;
     float MASK_INTENSITY;
-    float CRT_ANTI_RINGING;
     float InputGamma;
     float OutputGamma;
     float VSCANLINES;
+    float CRT_ANTI_RINGING;
 } param;
 
-#pragma parameter BEAM_PROFILE "BEAM PROFILE (BP)" 0.0 0.0 3.0 1.0
+#pragma parameter CRT_HYLLIAN_SINC "[CRT-HYLLIAN-SINC PARAMS]" 0.0 0.0 0.0 0.0
-#pragma parameter BEAM_MIN_WIDTH "  Custom [If   BP=0.00] MIN BEAM WIDTH" 0.86 0.0 1.0 0.02
+#pragma parameter BEAM_MIN_WIDTH "    MIN BEAM WIDTH" 1.0 0.0 1.0 0.01
-#pragma parameter BEAM_MAX_WIDTH "  Custom [If   BP=0.00] MAX BEAM WIDTH" 1.0 0.0 1.0 0.02
+#pragma parameter BEAM_MAX_WIDTH "    MAX BEAM WIDTH" 1.0 0.0 1.0 0.01
-#pragma parameter SCANLINES_STRENGTH "  Custom [If   BP=0.00] SCANLINES STRENGTH" 0.72 0.0 1.0 0.02
+#pragma parameter SCANLINES_STRENGTH "    SCANLINES STRENGTH" 0.67 0.0 1.0 0.01
-#pragma parameter COLOR_BOOST "  Custom [If   BP=0.00] COLOR BOOST" 1.25 1.0 2.0 0.05
+#pragma parameter COLOR_BOOST "    COLOR BOOST" 1.35 1.0 2.0 0.05
-#pragma parameter HFILTER_SHARPNESS "  Custom [If HFP=0.00] SHARPNESS" 1.0 0.0 1.0 0.02
+#pragma parameter SHARPNESS_HACK "    SHARPNESS_HACK" 1.0 1.0 4.0 1.0
-#pragma parameter PHOSPHOR_LAYOUT "PHOSPHOR LAYOUT" 4.0 0.0 19.0 1.0
+#pragma parameter PHOSPHOR_LAYOUT "    PHOSPHOR LAYOUT" 4.0 0.0 24.0 1.0
-#pragma parameter MASK_INTENSITY "MASK INTENSITY" 0.5 0.0 1.0 0.1
+#pragma parameter MASK_INTENSITY "    MASK INTENSITY" 0.7 0.0 1.0 0.1
-#pragma parameter CRT_ANTI_RINGING "ANTI RINGING" 1.0 0.0 1.0 0.1
+#pragma parameter InputGamma "    INPUT GAMMA" 2.4 0.0 5.0 0.1
-#pragma parameter InputGamma "INPUT GAMMA" 2.4 0.0 5.0 0.1
+#pragma parameter OutputGamma "    OUTPUT GAMMA" 2.2 0.0 5.0 0.1
-#pragma parameter OutputGamma "OUTPUT GAMMA" 2.2 0.0 5.0 0.1
+#pragma parameter VSCANLINES "    SCANLINES DIRECTION" 0.0 0.0 1.0 1.0
-#pragma parameter VSCANLINES "SCANLINES DIRECTION" 0.0 0.0 1.0 1.0
+
+#pragma parameter CRT_ANTI_RINGING "Spline16 Anti-Ringing [ OFF | ON ]" 1.0 0.0 1.0 1.0
+
+#define CRT_ANTI_RINGING param.CRT_ANTI_RINGING
 
 layout(std140, set = 0, binding = 0) uniform UBO
 {
@@ -56,9 +57,9 @@ layout(location = 0) out vec4 FragColor;
 layout(set = 0, binding = 2) uniform sampler2D Source;
 
 /*
-    Hyllian's CRT Shader
+    Hyllian's CRT Shader - Sinc/Spline16 version
 
-    Copyright (C) 2011-2020 Hyllian - sergiogdb@gmail.com
+    Copyright (C) 2011-2022 Hyllian - sergiogdb@gmail.com
 
     Permission is hereby granted, free of charge, to any person obtaining a copy
     of this software and associated documentation files (the "Software"), to deal
@@ -84,38 +85,52 @@ layout(set = 0, binding = 2) uniform sampler2D Source;
 #define GAMMA_IN(color)     pow(color, vec3(param.InputGamma, param.InputGamma, param.InputGamma))
 #define GAMMA_OUT(color)    pow(color, vec3(1.0 / param.OutputGamma, 1.0 / param.OutputGamma, 1.0 / param.OutputGamma))
 
-
+#define scanlines_strength (2.0*param.SCANLINES_STRENGTH)
-#define scanlines_strength (2.0*profile.x)
+#define beam_min_width     param.BEAM_MIN_WIDTH
-#define beam_min_width     profile.y
+#define beam_max_width     param.BEAM_MAX_WIDTH
-#define beam_max_width     profile.z
+#define color_boost        param.COLOR_BOOST
-#define color_boost        profile.w
-
-vec4 get_beam_profile()
-{
-	vec4 bp = vec4(param.SCANLINES_STRENGTH, param.BEAM_MIN_WIDTH, param.BEAM_MAX_WIDTH, param.COLOR_BOOST);
-
-if (param.BEAM_PROFILE == 1)  bp = vec4(0.70, 0.58, 1.00, 1.25);
-if (param.BEAM_PROFILE == 2)  bp = vec4(0.70, 1.00, 1.00, 1.25);
-if (param.BEAM_PROFILE == 3)  bp = vec4(0.58, 1.00, 1.00, 1.25);
-
-	return bp;
-}
-
 
 #define pi    3.1415926535897932384626433832795
 #define wa    (0.5*pi)
 #define wb    (pi)
 
-vec4 resampler4(vec4 x)
+//#define CRT_ANTI_RINGING  1.0
+
+float weight(float x)
 {
-	vec4 res;
+	x = abs(x);
-	res.x = (x.x<=0.001) ?  wa*wb  :  sin(x.x*wa)*sin(x.x*wb)/(x.x*x.x);
+
-	res.y = (x.y<=0.001) ?  wa*wb  :  sin(x.y*wa)*sin(x.y*wb)/(x.y*x.y);
+	if (x < 1.0)
-	res.z = (x.z<=0.001) ?  wa*wb  :  sin(x.z*wa)*sin(x.z*wb)/(x.z*x.z);
+	{
-	res.w = (x.w<=0.001) ?  wa*wb  :  sin(x.w*wa)*sin(x.w*wb)/(x.w*x.w);
+		return
-	return res;
+			(
+			 ((x - 9.0 / 5.0) * x - 1.0 / 5.0 ) * x + 1.0
+			);
+	}
+	else if ((x >= 1.0) && (x < 2.0))
+	{
+		return
+			(
+			 (( -1.0 / 3.0 * (x - 1) + 4.0 / 5.0 ) * (x - 1) - 7.0 / 15.0 ) * (x - 1)
+			);
+	}
+	else
+	{
+		return 0.0;
+	}
 }
 
+vec4 weight4(float x)
+{
+	return vec4(
+			weight(x - 2.0),
+			weight(x - 1.0),
+			weight(x),
+			weight(x + 1.0)
+		   );
+}
+
+
 vec3 resampler3(vec3 x)
 {
 	vec3 res;
@@ -127,16 +142,14 @@ vec3 resampler3(vec3 x)
 
 void main()
 {
-    vec4 profile = get_beam_profile();
+    vec2 TextureSize = mix(vec2(global.SourceSize.x * param.SHARPNESS_HACK, global.SourceSize.y), vec2(global.SourceSize.x, global.SourceSize.y * param.SHARPNESS_HACK), param.VSCANLINES);
-
-    vec2 TextureSize = vec2(global.SourceSize.x, global.SourceSize.y);
 
     vec2 dx = mix(vec2(1.0/TextureSize.x, 0.0), vec2(0.0, 1.0/TextureSize.y), param.VSCANLINES);
     vec2 dy = mix(vec2(0.0, 1.0/TextureSize.y), vec2(1.0/TextureSize.x, 0.0), param.VSCANLINES);
 
     vec2 pix_coord = vTexCoord*TextureSize + vec2(-0.5, 0.5);
 
-    vec2 tc = mix((floor(pix_coord) + vec2(0.5, 0.5))/TextureSize, (floor(pix_coord) + vec2(1.0, -0.5))/TextureSize, param.VSCANLINES);
+    vec2 tc = mix((floor(pix_coord) + vec2(0.5, 0.5))/TextureSize, (floor(pix_coord) + vec2(1.5, -0.5))/TextureSize, param.VSCANLINES);
 
     vec2 fp = mix(fract(pix_coord), fract(pix_coord.yx), param.VSCANLINES);
 
@@ -152,8 +165,10 @@ void main()
     mat4x3 color_matrix0 = mat4x3(c00, c01, c02, c03);
     mat4x3 color_matrix1 = mat4x3(c10, c11, c12, c13);
 
-    vec4 weights = resampler4(vec4(1.0+fp.x, fp.x, 1.0-fp.x, 2.0-fp.x));
+    // Get weights for spline16 horizontal filter
+    vec4 weights = weight4(1.0 - fp.x);
     
+    // Spline16 horizontal filter
     vec3 color0   = (color_matrix0 * weights)/dot(weights, vec4(1.0));
     vec3 color1   = (color_matrix1 * weights)/dot(weights, vec4(1.0));
 
@@ -166,24 +181,26 @@ void main()
     // Anti-ringing
     vec3 aux = color0;
     color0 = clamp(color0, min_sample0, max_sample0);
-    color0 = mix(aux, color0, param.CRT_ANTI_RINGING);
+    color0 = mix(aux, color0, CRT_ANTI_RINGING * step(0.0, (c00-c01)*(c02-c03)));
     aux = color1;
     color1 = clamp(color1, min_sample1, max_sample1);
-    color1 = mix(aux, color1, param.CRT_ANTI_RINGING);
+    color1 = mix(aux, color1, CRT_ANTI_RINGING * step(0.0, (c10-c11)*(c12-c13)));
 
+    // Apply scanlines. Sinc filter vertically.
     float pos0 = fp.y;
     float pos1 = 1 - fp.y;
 
     vec3 lum0 = mix(vec3(beam_min_width), vec3(beam_max_width), color0);
     vec3 lum1 = mix(vec3(beam_min_width), vec3(beam_max_width), color1);
 
-    vec3 d0 = clamp(scanlines_strength*pos0/(lum0+0.0000001), 0.0, 1.0);
+    vec3 d0 = clamp(scanlines_strength*pos0/(lum0*lum0+0.0000001), 0.0, 1.0);
-    vec3 d1 = clamp(scanlines_strength*pos1/(lum1+0.0000001), 0.0, 1.0);
+    vec3 d1 = clamp(scanlines_strength*pos1/(lum1*lum1+0.0000001), 0.0, 1.0);
 
     d0 = resampler3(d0);
     d1 = resampler3(d1);
 
-    vec3 color = color_boost*(color0*d0+color1*d1)/(wa*wb);            
+    // Apply color enhancement, scanlines orientation, mask and gamma.
+    vec3 color = color_boost*(color0*d0+color1*d1)/(wa*wb);
 
     vec2 mask_coords = vTexCoord.xy * global.OutputSize.xy;
 

crt/shaders/hyllian/crt-hyllian.slang

@@ -22,11 +22,11 @@ layout(push_constant) uniform Push
 #pragma parameter HFILTER_PROFILE "  HORIZONTAL FILTER PROFILE [ HERMITE | CATMULL-ROM ]" 0.0 0.0 1.0 1.0
 #pragma parameter BEAM_MIN_WIDTH "    Custom [If   BP=0.00] MIN BEAM WIDTH" 1.0 0.0 1.0 0.01
 #pragma parameter BEAM_MAX_WIDTH "    Custom [If   BP=0.00] MAX BEAM WIDTH" 1.0 0.0 1.0 0.01
-#pragma parameter SCANLINES_STRENGTH "    Custom [If   BP=0.00] SCANLINES STRENGTH" 0.72 0.0 1.0 0.01
+#pragma parameter SCANLINES_STRENGTH "    Custom [If   BP=0.00] SCANLINES STRENGTH" 0.58 0.0 1.0 0.01
-#pragma parameter COLOR_BOOST "    Custom [If   BP=0.00] COLOR BOOST" 1.70 1.0 2.0 0.05
+#pragma parameter COLOR_BOOST "    Custom [If   BP=0.00] COLOR BOOST" 1.30 1.0 2.0 0.05
 #pragma parameter SHARPNESS_HACK "  SHARPNESS_HACK" 1.0 1.0 4.0 1.0
 #pragma parameter PHOSPHOR_LAYOUT "  PHOSPHOR LAYOUT" 4.0 0.0 24.0 1.0
-#pragma parameter MASK_INTENSITY "  MASK INTENSITY" 0.5 0.0 1.0 0.1
+#pragma parameter MASK_INTENSITY "  MASK INTENSITY" 0.7 0.0 1.0 0.1
 #pragma parameter CRT_ANTI_RINGING "  ANTI RINGING" 1.0 0.0 1.0 0.2
 #pragma parameter InputGamma "  INPUT GAMMA" 2.4 0.0 5.0 0.1
 #pragma parameter OutputGamma "  OUTPUT GAMMA" 2.2 0.0 5.0 0.1