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Merge pull request #353 from metallic77/master

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Update gdv-mini
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hizzlekizzle 2023-01-22 13:36:07 -06:00 committed by GitHub
parent 196b89c709 574bd6438e
commit 99d5c24fd3
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1 changed files with 112 additions and 66 deletions
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crt/shaders/crt-gdv-mini.slang
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@ -27,10 +27,8 @@ layout(push_constant) uniform Push
vec4 SourceSize;
vec4 OriginalSize;
vec4 OutputSize;
uint FrameCount;
float brightboost;
float saturation;
float sat;
float scanline;
float beam_min;
float beam_max;
@ -44,73 +42,64 @@ layout(push_constant) uniform Push
float csize;
float warpX;
float warpY;
float c_shape;
float bsize1;
float sborder;
float gamma_out;
float gamma_out;
float vignette;
} params;
// Parameter lines go here:
#pragma parameter gdv_mini_title "[ GDV MINI - DariusG ]:" 0.0 0.0 1.0 1.0
// Gamma out adjusted from 0.5 in glsl version to 0.43 to match output of guest-advanced
#pragma parameter gamma_out " Gamma out" 0.43 0.2 0.6 0.01
#pragma parameter gamma_out "Gamma out" 0.5 0.2 0.6 0.01
#define gamma_out params.gamma_out
#pragma parameter brightboost " Bright boost -- brightboost" 1.1 0.5 2.0 0.05
#pragma parameter brightboost "Bright boost" 1.0 0.5 2.0 0.05
#define brightboost params.brightboost
// Saturation out adjusted from 1.1 in glsl version to 1.35 to match output of guest-advanced
#pragma parameter saturation " Saturation adjustment -- saturation" 1.35 0.1 2.0 0.05
#define saturation params.saturation
#pragma parameter sat "Saturation adjustment" 1.0 0.0 2.0 0.05
#define sat params.sat
#pragma parameter scanline " Scanline Adjust -- scanline" 8 1 12 1
#pragma parameter scanline "Scanline Adjust" 8.0 1.0 12.0 1.0
#define scanline params.scanline
#pragma parameter beam_min " Scanline Dark -- beam_min" 1.7 0.5 3 0.05
#pragma parameter beam_min "Scanline Dark" 1.7 0.5 3.0 0.05
#define beam_min params.beam_min
#pragma parameter beam_max " Scanline Bright -- beam_max" 2.1 0.5 3 0.05
#pragma parameter beam_max "Scanline Bright" 2.1 0.5 3.0 0.05
#define beam_max params.beam_max
#pragma parameter h_sharp " Horizontal Sharpness -- h_sharp" 2 1 5 0.05
#pragma parameter h_sharp "Horizontal Sharpness" 2.0 1.0 5.0 0.05
#define h_sharp params.h_sharp
#pragma parameter shadowMask " CRT Mask: 0:CGWG, 1-4:Lottes, 5-6:Trinitron" 0.0 -1.0 8.0 1.0
#pragma parameter shadowMask "CRT Mask: 0:CGWG, 1-4:Lottes, 5-6:Trinitron" 0.0 -1.0 10.0 1.0
#define shadowMask params.shadowMask
#pragma parameter masksize " CRT Mask Size (2.0 is nice in 4k) -- masksize" 1 1 2.0 1.0
#pragma parameter masksize "CRT Mask Size (2.0 is nice in 4k)" 1.0 1.0 2.0 1.0
#define masksize params.masksize
#pragma parameter mcut " Mask 5-7 cutoff -- mcut" 0.2 0.0 0.5 0.05
#pragma parameter mcut "Mask 5-7-10 cutoff" 0.2 0.0 0.5 0.05
#define mcut params.mcut
#pragma parameter maskDark " Lottes maskDark" 0.5 0.0 2 0.1
#pragma parameter maskDark "Lottes maskDark" 0.5 0.0 2.0 0.1
#define maskDark params.maskDark
#pragma parameter maskLight " Lottes maskLight" 1.5 0.0 2.0 0.1
#pragma parameter maskLight "Lottes maskLight" 1.5 0.0 2.0 0.1
#define maskLight params.maskLight
#pragma parameter CGWG " CGWG Mask Str. -- CGWG" 0.4 0 1 0.1
#define CGWG params.CGWG
#pragma parameter CGWG "CGWG Mask Str." 0.4 0.0 1.0 0.1
#define CGWG params.CGWG
#pragma parameter warpX " CurvatureX (default 0.03)" 0.0 0.0 0.25 0.01
#define warpX params.warpX // Curvature X
#pragma parameter warpX "CurvatureX (default 0.03)" 0.0 0.0 0.25 0.01
#define warpX params.warpX
#pragma parameter warpY " CurvatureY (default 0.04)" 0.0 0.0 0.25 0.01
#define warpY params.warpY // Curvature Y
#pragma parameter warpY "CurvatureY (default 0.04)" 0.0 0.0 0.25 0.01
#define warpY params.warpY
#pragma parameter vignette "Vignette On/Off" 0.0 0.0 1.0 1.0
#define vignette params.vignette
// #pragma parameter csize " Corner Size" 0.0 0.0 0.25 0.005
// #define csize params.csize // corner size
// #pragma parameter c_shape " Curvature Shape" 0.25 0.05 0.60 0.05
// #define c_shape params.c_shape // curvature shape
// #pragma parameter bsize1 " Border Size" 0.01 0.0 3.0 0.01
// #define bsize1 params.bsize1 // border Size
// #pragma parameter sborder " Border Intensity" 0.75 0.25 2.0 0.05
// #define sborder params.sborder // border intensity
layout(std140, set = 0, binding = 0) uniform UBO
{
@ -135,6 +124,7 @@ layout(location = 0) in vec2 vTexCoord;
layout(location = 1) in float maskFade;
layout(location = 0) out vec4 FragColor;
layout(set = 0, binding = 1) uniform sampler2D Source;
float sw(float x, float l)
{
float d = x;
@ -178,9 +168,9 @@ vec3 Mask(vec2 pos, vec3 c)
pos.x = fract(pos.x/3.0);
if (pos.x < 0.333) mask.r = maskLight;
if (pos.x < 0.333) mask.b = maskLight;
else if (pos.x < 0.666) mask.g = maskLight;
else mask.b = maskLight;
else mask.r = maskLight;
mask*=line;
}
@ -190,9 +180,9 @@ vec3 Mask(vec2 pos, vec3 c)
{
pos.x = fract(pos.x/3.0);
if (pos.x < 0.333) mask.r = maskLight;
if (pos.x < 0.333) mask.b = maskLight;
else if (pos.x < 0.666) mask.g = maskLight;
else mask.b = maskLight;
else mask.r = maskLight;
}
// Stretched VGA style shadow mask (same as prior shaders).
@ -201,9 +191,9 @@ vec3 Mask(vec2 pos, vec3 c)
pos.x += pos.y*3.0;
pos.x = fract(pos.x/6.0);
if (pos.x < 0.333) mask.r = maskLight;
if (pos.x < 0.333) mask.b = maskLight;
else if (pos.x < 0.666) mask.g = maskLight;
else mask.b = maskLight;
else mask.r = maskLight;
}
// VGA style shadow mask.
@ -213,9 +203,9 @@ vec3 Mask(vec2 pos, vec3 c)
pos.x += pos.y*3.0;
pos.x = fract(pos.x/6.0);
if (pos.x < 0.333) mask.r = maskLight;
if (pos.x < 0.333) mask.b = maskLight;
else if (pos.x < 0.666) mask.g = maskLight;
else mask.b = maskLight;
else mask.r = maskLight;
}
// Alternate mask 5
@ -272,9 +262,67 @@ vec3 Mask(vec2 pos, vec3 c)
else mask.g = maskLight;
mask*=line;
}
return mask;
}
else if (shadowMask == 9.0)
{
vec3 Mask = vec3(maskDark);
float bright = maskLight;
float left = 0.0;
if (fract(pos.x/6.0) < 0.5)
left = 1.0;
float m = fract(pos.x/3.0);
if (m < 0.3333) Mask.b = 0.9;
else if (m < 0.6666) Mask.g = 0.9;
else Mask.r = 0.9;
if (mod(pos.y,2.0)==1.0 && left == 1.0 || mod(pos.y,2.0)==0.0 && left == 0.0 ) Mask*=bright;
return mask;
}
else if (shadowMask == 10.0)
{
vec3 Mask = vec3(maskDark);
float line = maskLight;
float odd = 0.0;
if (fract(pos.x/6.0) < 0.5)
odd = 1.0;
if (fract((pos.y + odd)/2.0) < 0.5)
line = 1.0;
float m = fract(pos.x/3.0);
float y = fract(pos.y/2.0);
if (m > 0.3333) {Mask.r = 1.0; Mask.b = 1.0;}
else if (m > 0.6666) Mask.g = 1.0;
else Mask = vec3(mcut);
if (m>0.333) Mask*=line;
return Mask;
}
return mask;
}
mat3 vign( float l )
{
vec2 vpos = vTexCoord;
vpos *= 1.0 - vpos.xy;
float vig = vpos.x * vpos.y * 40.0;
vig = min(pow(vig, 0.2), 1.0);
if (vignette == 0.0) vig=1.0;
return mat3(vig, 0, 0,
0, vig, 0,
0, 0, vig);
}
// Distortion of scanlines, and end of screen alpha.
vec2 Warp(vec2 pos)
@ -284,19 +332,20 @@ vec2 Warp(vec2 pos)
return pos*0.5 + 0.5;
}
// Code from Guest.r's Guest Advanced shader
// float corner(vec2 pos) {
// vec2 b = vec2(bsize1, bsize1) * vec2(1.0, global.OutputSize.x/global.OutputSize.y) * 0.05;
// pos = clamp(pos, 0.0, 1.0);
// pos = abs(2.0*(pos - 0.5));
// float csize1 = mix(400.0, 7.0, pow(4.0*csize, 0.10));
// float crn = dot(pow(pos, csize1.xx), vec2(1.0, global.OutputSize.y/global.OutputSize.x));
// crn = (csize == 0.0) ? max(pos.x, pos.y) : pow(crn, 1.0/csize1);
// pos = max(pos, crn);
// vec2 res = (bsize1 == 0.0) ? 1.0.xx : mix(0.0.xx, 1.0.xx, smoothstep(1.0.xx, 1.0.xx-b, sqrt(pos)));
// res = pow(res, sborder.xx);
// return sqrt(res.x*res.y);
// }
vec3 saturation (vec3 textureColor)
{
float lum=length(textureColor.rgb)*0.5775;
vec3 luminanceWeighting = vec3(0.3,0.6,0.1);
if (lum<0.5) luminanceWeighting.rgb=(luminanceWeighting.rgb*luminanceWeighting.rgb)+(luminanceWeighting.rgb*luminanceWeighting.rgb);
float luminance = dot(textureColor.rgb, luminanceWeighting);
vec3 greyScaleColor = vec3(luminance);
vec3 res = vec3(mix(greyScaleColor, textureColor.rgb, sat));
return res;
}
void main()
{
@ -333,17 +382,14 @@ void main()
vec3 color = color1*sw(f,luma1) + color2*sw(1.0-f,luma2);
color*=brightboost;
color = min(color, 1.0);
color = color * Mask(vTexCoord * global.OutputSize.xy, color);
float lum = color.r*0.3+color.g*0.6+color.b*0.1;
color = pow(color, vec3(gamma_out, gamma_out, gamma_out));
color*= mix(1.0,brightboost,lum);
float l = length(color);
color = normalize(pow(color, vec3(saturation,saturation,saturation)))*l;
// Screen edge and corner masking
// FragColor = vec4(color*corner(pos), 1.0);
color = saturation(color);
color*= vign(lum);
FragColor = vec4(color, 1.0);
}