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Data: Add reshade-shaders (mainly headers)

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Stenzek
2023-08-28 00:23:05 +10:00
parent 8a40c7bf94
commit 720b5c1e9d
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data/resources/shaders/reshade/Shaders/Daltonize.fx Normal file
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/**
* Daltonization algorithm by daltonize.org
* http://www.daltonize.org/2010/05/lms-daltonization-algorithm.html
* Originally ported to ReShade by IDDQD, modified for ReShade 3.0 by crosire
*/
uniform int Type <
ui_type = "combo";
ui_items = "Protanopia\0Deuteranopia\0Tritanopia\0";
> = 0;
#include "ReShade.fxh"
float3 PS_DaltonizeFXmain(float4 vpos : SV_Position, float2 texcoord : TexCoord) : SV_Target
{
float3 input = tex2D(ReShade::BackBuffer, texcoord).rgb;
// RGB to LMS matrix conversion
float OnizeL = (17.8824f * input.r) + (43.5161f * input.g) + (4.11935f * input.b);
float OnizeM = (3.45565f * input.r) + (27.1554f * input.g) + (3.86714f * input.b);
float OnizeS = (0.0299566f * input.r) + (0.184309f * input.g) + (1.46709f * input.b);
// Simulate color blindness
float Daltl, Daltm, Dalts;
if (Type == 0) // Protanopia - reds are greatly reduced (1% men)
{
Daltl = 0.0f * OnizeL + 2.02344f * OnizeM + -2.52581f * OnizeS;
Daltm = 0.0f * OnizeL + 1.0f * OnizeM + 0.0f * OnizeS;
Dalts = 0.0f * OnizeL + 0.0f * OnizeM + 1.0f * OnizeS;
}
else if (Type == 1) // Deuteranopia - greens are greatly reduced (1% men)
{
Daltl = 1.0f * OnizeL + 0.0f * OnizeM + 0.0f * OnizeS;
Daltm = 0.494207f * OnizeL + 0.0f * OnizeM + 1.24827f * OnizeS;
Dalts = 0.0f * OnizeL + 0.0f * OnizeM + 1.0f * OnizeS;
}
else if (Type == 2) // Tritanopia - blues are greatly reduced (0.003% population)
{
Daltl = 1.0f * OnizeL + 0.0f * OnizeM + 0.0f * OnizeS;
Daltm = 0.0f * OnizeL + 1.0f * OnizeM + 0.0f * OnizeS;
Dalts = -0.395913f * OnizeL + 0.801109f * OnizeM + 0.0f * OnizeS;
}
// LMS to RGB matrix conversion
float3 error;
error.r = (0.0809444479f * Daltl) + (-0.130504409f * Daltm) + (0.116721066f * Dalts);
error.g = (-0.0102485335f * Daltl) + (0.0540193266f * Daltm) + (-0.113614708f * Dalts);
error.b = (-0.000365296938f * Daltl) + (-0.00412161469f * Daltm) + (0.693511405f * Dalts);
// Isolate invisible colors to color vision deficiency (calculate error matrix)
error = (input - error);
// Shift colors towards visible spectrum (apply error modifications)
float3 correction;
correction.r = 0; // (error.r * 0.0) + (error.g * 0.0) + (error.b * 0.0);
correction.g = (error.r * 0.7) + (error.g * 1.0); // + (error.b * 0.0);
correction.b = (error.r * 0.7) + (error.b * 1.0); // + (error.g * 0.0);
// Add compensation to original values
correction = input + correction;
return correction;
}
technique Daltonize
{
pass
{
VertexShader = PostProcessVS;
PixelShader = PS_DaltonizeFXmain;
}
}