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Added 'Invert Colors' parameter to 'image-adjustment'

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This commit is contained in:
Matt Akins 2024-02-06 23:14:20 -08:00
parent 604eeabc03
commit 9461889a04
1 changed files with 7 additions and 0 deletions
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7
misc/shaders/image-adjustment.slang
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@ -13,6 +13,7 @@ layout(push_constant) uniform Push
float ia_luminance;
float ia_black_level;
float ia_bright_boost;
float ia_invert;
float ia_R;
float ia_G;
float ia_B;
@ -43,6 +44,7 @@ layout(std140, set = 0, binding = 0) uniform UBO
#pragma parameter ia_luminance "Luminance" 1.0 0.0 2.0 0.1
#pragma parameter ia_black_level "Black Level" 0.00 -0.30 0.30 0.01
#pragma parameter ia_bright_boost "Brightness Boost" 0.0 -1.0 1.0 0.05
#pragma parameter ia_invert "Invert Colors" 0.0 0.0 1.0 1.0
#pragma parameter ia_R "Red Channel" 1.0 0.0 2.0 0.05
#pragma parameter ia_G "Green Channel" 1.0 0.0 2.0 0.05
#pragma parameter ia_B "Blue Channel" 1.0 0.0 2.0 0.05
@ -122,6 +124,11 @@ void main()
conColor = pow(conColor, 1.0 / vec3(gamma)); // Apply gamma correction
conColor *= vec3(registers.ia_R, registers.ia_G, registers.ia_B);
//invert colors
if (registers.ia_invert > 0.5) {
conColor = 1.0 - conColor; // Invert colors
}
//overscan mask
if (vTexCoord.y > registers.ia_TOPMASK && vTexCoord.y < (1.0 - registers.ia_BOTMASK))
conColor = conColor;