ACES_LMT_OFX.dctl

// ACES 1.3 LMT OFX DCTL

// Input is ACEScct
// Output is ACEScct

DEFINE_UI_PARAMS(Exposure, Exposure, DCTLUI_SLIDER_FLOAT, 0, -6, 6, 0.001)
DEFINE_UI_PARAMS(p_LMT, LMT, DCTLUI_COMBO_BOX, 0, { LMT_OFF, BLUEFIX, PFE, BLEACH, GAMUTCOMPRESS }, { off, blue fix, pfe, bleach, gamut compress })

#include "ACES_LIB.h"

__DEVICE__ float3 transform(int p_Width, int p_Height, int p_X, int p_Y, float p_R, float p_G, float p_B)
{
float3 aces = make_float3(p_R, p_G, p_B);
aces = ACEScct_to_ACES(aces);

if (Exposure != 0.0f) { 
aces.x *= _exp2f(Exposure); 
aces.y *= _exp2f(Exposure); 
aces.z *= _exp2f(Exposure); 
} 

switch (p_LMT){
case LMT_OFF:
{}
break;
case BLUEFIX:
{aces = LMT_BlueLightArtifactFix(aces);}
break;
case PFE:
{aces = LMT_PFE(aces);}
break;
case BLEACH:
{aces = LMT_Bleach(aces);}
break;
case GAMUTCOMPRESS:
{aces = LMT_GamutCompress(aces);}}

aces = ACES_to_ACEScct(aces);

return aces;
}