120 lines
4.0 KiB
GLSL
120 lines
4.0 KiB
GLSL
/*===============================================================================*\
|
|
|######################## [Dolphin FX Suite 2.20] #######################|
|
|
|########################## By Asmodean ##########################|
|
|
|| ||
|
|
|| This program is free software; you can redistribute it and/or ||
|
|
|| modify it under the terms of the GNU General Public License ||
|
|
|| as published by the Free Software Foundation; either version 2 ||
|
|
|| of the License, or (at your option) any later version. ||
|
|
|| ||
|
|
|| This program is distributed in the hope that it will be useful, ||
|
|
|| but WITHOUT ANY WARRANTY; without even the implied warranty of ||
|
|
|| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ||
|
|
|| GNU General Public License for more details. (C)2015 ||
|
|
|| ||
|
|
|#################################################################################|
|
|
\*===============================================================================*/
|
|
|
|
// Sourced from https://raw.githubusercontent.com/Asmodean-/dolphin/89d640cd557189bb5f921fc219150c74c39bdc55/Data/Sys/Shaders/DolphinFX.glsl with modifications.
|
|
|
|
/*
|
|
[configuration]
|
|
|
|
[OptionRangeInteger]
|
|
GUIName = ScanlineType
|
|
OptionName = A_SCANLINE_TYPE
|
|
MinValue = 0
|
|
MaxValue = 2
|
|
StepAmount = 1
|
|
DefaultValue = 0
|
|
|
|
[OptionRangeFloat]
|
|
GUIName = ScanlineIntensity
|
|
OptionName = B_SCANLINE_INTENSITY
|
|
MinValue = 0.15
|
|
MaxValue = 0.30
|
|
StepAmount = 0.01
|
|
DefaultValue = 0.18
|
|
|
|
[OptionRangeFloat]
|
|
GUIName = ScanlineThickness
|
|
OptionName = B_SCANLINE_THICKNESS
|
|
MinValue = 0.20
|
|
MaxValue = 0.80
|
|
StepAmount = 0.01
|
|
DefaultValue = 0.50
|
|
|
|
[OptionRangeFloat]
|
|
GUIName = ScanlineBrightness
|
|
OptionName = B_SCANLINE_BRIGHTNESS
|
|
MinValue = 0.50
|
|
MaxValue = 2.00
|
|
StepAmount = 0.01
|
|
DefaultValue = 1.10
|
|
|
|
[OptionRangeFloat]
|
|
GUIName = ScanlineSpacing
|
|
OptionName = B_SCANLINE_SPACING
|
|
MinValue = 0.10
|
|
MaxValue = 0.99
|
|
StepAmount = 0.01
|
|
DefaultValue = 0.25
|
|
|
|
[/configuration]
|
|
*/
|
|
|
|
//Average relative luminance
|
|
CONSTANT float3 lumCoeff = float3(0.2126729, 0.7151522, 0.0721750);
|
|
float AvgLuminance(float3 color)
|
|
{
|
|
return sqrt(
|
|
(color.x * color.x * lumCoeff.x) +
|
|
(color.y * color.y * lumCoeff.y) +
|
|
(color.z * color.z * lumCoeff.z));
|
|
}
|
|
|
|
void main()
|
|
{
|
|
float4 color = Sample();
|
|
float4 intensity = float4(0.0, 0.0, 0.0, 0.0);
|
|
|
|
if (GetOption(A_SCANLINE_TYPE) == 0) { //X coord scanlines
|
|
if (fract(gl_FragCoord.y * GetOption(B_SCANLINE_SPACING)) > GetOption(B_SCANLINE_THICKNESS))
|
|
{
|
|
intensity = float4(0.0, 0.0, 0.0, 0.0);
|
|
}
|
|
else
|
|
{
|
|
intensity = smoothstep(0.2, GetOption(B_SCANLINE_BRIGHTNESS), color) +
|
|
normalize(float4(color.xyz, AvgLuminance(color.xyz)));
|
|
} }
|
|
|
|
else if (GetOption(A_SCANLINE_TYPE) == 1) { //Y coord scanlines
|
|
if (fract(gl_FragCoord.x * GetOption(B_SCANLINE_SPACING)) > GetOption(B_SCANLINE_THICKNESS))
|
|
{
|
|
intensity = float4(0.0, 0.0, 0.0, 0.0);
|
|
}
|
|
else
|
|
{
|
|
intensity = smoothstep(0.2, GetOption(B_SCANLINE_BRIGHTNESS), color) +
|
|
normalize(float4(color.xyz, AvgLuminance(color.xyz)));
|
|
} }
|
|
|
|
else if (GetOption(A_SCANLINE_TYPE) == 2) { //XY coord scanlines
|
|
if (fract(gl_FragCoord.x * GetOption(B_SCANLINE_SPACING)) > GetOption(B_SCANLINE_THICKNESS) &&
|
|
fract(gl_FragCoord.y * GetOption(B_SCANLINE_SPACING)) > GetOption(B_SCANLINE_THICKNESS))
|
|
{
|
|
intensity = float4(0.0, 0.0, 0.0, 0.0);
|
|
}
|
|
else
|
|
{
|
|
intensity = smoothstep(0.2, GetOption(B_SCANLINE_BRIGHTNESS), color) +
|
|
normalize(float4(color.xyz, AvgLuminance(color.xyz)));
|
|
} }
|
|
|
|
float level = (4.0-GetCoordinates().x) * GetOption(B_SCANLINE_INTENSITY);
|
|
|
|
color = intensity * (0.5 - level) + color * 1.1;
|
|
|
|
SetOutput(saturate(color));
|
|
} |