Added the colour space gamuts back in after temporarily removing them to fix bugs Added gamma out as well as renaming previous gamma to gamma in

hdr/crt-sony-megatron-aeg-CTV-4800-VT-hdr.slangp

@@ -43,8 +43,6 @@ hcrt_crt_screen_type = "2.000000"
 hcrt_crt_resolution = "0.000000"
 hcrt_paper_white_nits = "700.000000"
 hcrt_expand_gamut = "0.000000"
-hcrt_white_temperature = "0.000000"
-hcrt_gamma = "0.000000"
 
 hcrt_red_vertical_convergence = "0.000000"
 hcrt_green_vertical_convergence = "0.000000"

hdr/crt-sony-megatron-bang-olufsen-mx8000-sdr.slangp

@@ -2,6 +2,4 @@
 
 hcrt_hdr = "0.000000"
 
-hcrt_brightness = "0.000000"
+hcrt_gamma_in = "-0.200000"
-hcrt_contrast = "0.000000"
-hcrt_gamma = "-0.600000"

hdr/crt-sony-megatron-jvc-d-series-AV-36D501-hdr.slangp

@@ -6,7 +6,7 @@ hcrt_paper_white_nits = "700.000000"
 hcrt_brightness = "0.200000"
 hcrt_contrast = "0.000000"
 hcrt_saturation = "0.000000"
-hcrt_gamma = "-0.3000000"
+hcrt_gamma_in = "-0.3000000"
 hcrt_expand_gamut = "1.000000"
 hcrt_red_scanline_min = "0.2000000"
 hcrt_red_scanline_max = "1.050000"

hdr/crt-sony-megatron-jvc-d-series-AV-36D501-sdr.slangp

@@ -2,6 +2,4 @@
 
 hcrt_hdr = "0.000000"
 
-hcrt_brightness = "0.000000"
+hcrt_gamma_in = "-0.200000"
-hcrt_contrast = "0.000000"
-hcrt_gamma = "-0.600000"

hdr/crt-sony-megatron-jvc-professional-TM-H1950CG-sdr.slangp

@@ -2,6 +2,4 @@
 
 hcrt_hdr = "0.000000"
 
-hcrt_brightness = "0.000000"
+hcrt_gamma_in = "-0.200000"
-hcrt_contrast = "0.000000"
-hcrt_gamma = "-0.600000"

hdr/crt-sony-megatron-sammy-atomiswave-sdr.slangp

@@ -2,6 +2,4 @@
 
 hcrt_hdr = "0.000000"
 
-hcrt_brightness = "0.000000"
+hcrt_gamma_in = "-0.200000"
-hcrt_contrast = "0.000000"
-hcrt_gamma = "-0.600000"

hdr/crt-sony-megatron-sega-virtua-fighter-sdr.slangp

@@ -2,6 +2,4 @@
 
 hcrt_hdr = "0.000000"
 
-hcrt_brightness = "0.000000"
+hcrt_gamma_in = "-0.200000"
-hcrt_contrast = "0.000000"
-hcrt_gamma = "-0.600000"

hdr/crt-sony-megatron-sony-pvm-1910-hdr.slangp

@@ -2,13 +2,11 @@
 
 hcrt_hdr = "1.000000"
 hcrt_crt_resolution = "0.000000"
-hcrt_colour_system = "0.000000"
+hcrt_colour_system = "3.000000"
-hcrt_white_temperature = "2800.000000"
 hcrt_expand_gamut = "1.000000"
 hcrt_brightness = "0.150000"
-hcrt_contrast = "0.000000"
 hcrt_saturation = "0.100000"
-hcrt_gamma = "0.250000"
+hcrt_gamma_in = "0.250000"
 hcrt_red_vertical_convergence = "0.000000"
 hcrt_green_vertical_convergence = "-0.150000"
 hcrt_blue_vertical_convergence = "0.000000"

hdr/crt-sony-megatron-sony-pvm-1910-sdr.slangp

@@ -2,6 +2,4 @@
 
 hcrt_hdr = "0.000000"
 
-hcrt_brightness = "0.000000"
+hcrt_gamma_in = "-0.200000"
-hcrt_contrast = "0.000000"
-hcrt_gamma = "-0.600000"

hdr/crt-sony-megatron-sony-pvm-20L4-hdr.slangp

@@ -2,11 +2,8 @@
 
 hcrt_hdr = "1.000000"
 hcrt_brightness = "0.150000"
-hcrt_colour_system = "0.000000"
+hcrt_colour_system = "3.000000"
-hcrt_white_temperature = "2800.000000"
 hcrt_expand_gamut = "1.000000"
-hcrt_contrast = "0.000000"
-hcrt_gamma = "0.000000"
 hcrt_crt_resolution = "1.000000"
 hcrt_red_vertical_convergence = "0.100000"
 hcrt_green_vertical_convergence = "0.000000"

hdr/crt-sony-megatron-sony-pvm-20L4-sdr.slangp

@@ -2,6 +2,4 @@
 
 hcrt_hdr = "0.000000"
 
-hcrt_brightness = "0.000000"
+hcrt_gamma_in = "-0.200000"
-hcrt_contrast = "0.000000"
-hcrt_gamma = "-0.600000"

hdr/crt-sony-megatron-sony-pvm-2730-hdr.slangp

@@ -2,11 +2,8 @@
 
 hcrt_hdr = "1.000000"
 hcrt_brightness = "0.150000"
-hcrt_colour_system = "0.000000"
+hcrt_colour_system = "3.000000"
-hcrt_white_temperature = "2800.000000"
 hcrt_expand_gamut = "1.000000"
-hcrt_contrast = "0.000000"
-hcrt_gamma = "0.000000"
 hcrt_red_vertical_convergence = "-0.140000"
 hcrt_green_vertical_convergence = "0.000000"
 hcrt_blue_vertical_convergence = "0.000000"

hdr/crt-sony-megatron-sony-pvm-2730-sdr.slangp

@@ -2,6 +2,4 @@
 
 hcrt_hdr = "0.000000"
 
-hcrt_brightness = "0.000000"
+hcrt_gamma_in = "-0.200000"
-hcrt_contrast = "0.000000"
-hcrt_gamma = "-0.600000"

hdr/crt-sony-megatron-toshiba-microfilter-sdr.slangp

@@ -2,6 +2,4 @@
 
 hcrt_hdr = "0.000000"
 
-hcrt_brightness = "0.00000"
+hcrt_gamma_in = "-0.200000"
-hcrt_contrast = "0.000000"
-hcrt_gamma = "-0.600000"

hdr/crt-sony-megatron-viewsonic-A90f+-sdr.slangp

@@ -2,6 +2,4 @@
 
 hcrt_hdr = "0.000000"
 
-hcrt_brightness = "0.000000"
+hcrt_gamma_in = "-0.200000"
-hcrt_contrast = "0.000000"
-hcrt_gamma = "-0.600000"

hdr/shaders/crt-sony-megatron-source-pass.slang

@@ -37,7 +37,7 @@ layout(push_constant) uniform Push
    float hcrt_brightness;
    float hcrt_contrast;
    float hcrt_saturation;
-   float hcrt_gamma;
+   float hcrt_gamma_in;
 } params;
 
 layout(std140, set = 0, binding = 0) uniform UBO
@@ -58,7 +58,7 @@ layout(std140, set = 0, binding = 0) uniform UBO
 #define HCRT_BRIGHTNESS                     params.hcrt_brightness
 #define HCRT_CONTRAST                       params.hcrt_contrast
 #define HCRT_SATURATION                     params.hcrt_saturation
-#define HCRT_GAMMA                          params.hcrt_gamma
+#define HCRT_GAMMA_IN                       params.hcrt_gamma_in
 
 #define COMPAT_TEXTURE(c, d) texture(c, d)
 

hdr/shaders/crt-sony-megatron.slang

@@ -33,7 +33,7 @@ layout(push_constant) uniform Push
    float hcrt_max_nits;
    float hcrt_paper_white_nits;
    float hcrt_expand_gamut;
-   float hcrt_gamma;
+   float hcrt_gamma_out;
 
    float hcrt_lcd_resolution;
    float hcrt_lcd_subpixel;
@@ -93,7 +93,7 @@ layout(std140, set = 0, binding = 0) uniform UBO
 #define HCRT_MAX_NITS                        params.hcrt_max_nits
 #define HCRT_PAPER_WHITE_NITS                params.hcrt_paper_white_nits
 #define HCRT_EXPAND_GAMUT                    params.hcrt_expand_gamut
-#define HCRT_GAMMA                           params.hcrt_gamma
+#define HCRT_GAMMA_OUT                       params.hcrt_gamma_out
 
 #define HCRT_LCD_RESOLUTION                  params.hcrt_lcd_resolution 
 #define HCRT_LCD_SUBPIXEL                    params.hcrt_lcd_subpixel

hdr/shaders/include/colour_grade.h

@@ -1,5 +1,5 @@
 
-#define kColourSystems  3
+#define kColourSystems  4
 
 #define kD50            5003.0f
 #define kD55            5503.0f
@@ -7,49 +7,29 @@
 #define kD75            7504.0f
 #define kD93            9305.0f
 
-const mat3 XYZ_to_sRGB = mat3(
+const mat3 k709_to_XYZ = mat3(
-    3.24081254005432130, -0.969243049621582000,  0.055638398975133896,
+   0.412391f, 0.357584f, 0.180481f,
-   -1.53730857372283940,  1.875966310501098600, -0.204007431864738460,
+   0.212639f, 0.715169f, 0.072192f,
-   -0.49858659505844116,  0.041555050760507584,  1.057129383087158200);
+   0.019331f, 0.119195f, 0.950532f);
 
-const mat3 sRGB_to_XYZ = mat3(
+const mat3 kPAL_to_XYZ = mat3(
-    0.41241079568862915, 0.21264933049678802, 0.019331756979227066,
+   0.430554f, 0.341550f, 0.178352f,
-    0.35758456587791443, 0.71516913175582890, 0.119194857776165010,
+   0.222004f, 0.706655f, 0.071341f,
-    0.18045382201671600, 0.07218152284622192, 0.950390160083770800);
+   0.020182f, 0.129553f, 0.939322f);
 
-// Phosphor transforms found in Dogway's Grade.slang shader
+const mat3 kNTSC_to_XYZ = mat3(
+   0.393521f, 0.365258f, 0.191677f,
+   0.212376f, 0.701060f, 0.086564f,
+   0.018739f, 0.111934f, 0.958385f);
 
-// SMPTE-C - Measured Average Phosphor (1979-1994)
+const mat3 kXYZ_to_709 = mat3(
-const mat3 P22_transform = mat3(
+    3.240970f, -1.537383f, -0.498611f,
-   0.4665636420249939, 0.25661000609397890, 0.005832045804709196,
+   -0.969244f,  1.875968f,  0.041555f,
-   0.3039233088493347, 0.66820019483566280, 0.105618737637996670,
+    0.055630f, -0.203977f,  1.056972f);
-   0.1799621731042862, 0.07518967241048813, 0.977465748786926300);
 
-// SMPTE RP 145-1994 (SMPTE-C), 170M-1999
+const mat3 kColourGamut[kColourSystems] = { k709_to_XYZ, kPAL_to_XYZ, kNTSC_to_XYZ, kNTSC_to_XYZ };
-// SMPTE-C - Standard Phosphor (Rec.601 NTSC)
-const mat3 SMPTE_transform = mat3(
-   0.39354196190834045, 0.21238772571086884, 0.01874009333550930,
-   0.36525884270668030, 0.70106136798858640, 0.11193416267633438,
-   0.19164848327636720, 0.08655092865228653, 0.95824241638183590);
 
-// SMPTE RP 145-1994 (SMPTE-C), 170M-1999
+const float kTemperatures[kColourSystems] = { kD65, kD65, kD65, kD93 }; 
-// NTSC-J - Standard Phosphor (https://web.archive.org/web/20130413104152/http://arib.or.jp/english/html/overview/doc/4-TR-B09v1_0.pdf)
-const mat3 NTSC_J_transform = mat3(
-   0.39603787660598755, 0.22429330646991730, 0.02050681784749031,
-   0.31201449036598206, 0.67417418956756590, 0.12814880907535553,
-   0.24496731162071228, 0.10153251141309738, 1.26512730121612550);
-
-// ITU-R BT.470/601 (B/G)
-// EBU Tech.3213-E PAL - Standard Phosphor for Studio Monitors
-const mat3 EBU_transform = mat3(
-   0.43194326758384705, 0.22272075712680817, 0.020247340202331543,
-   0.34123489260673523, 0.70600330829620360, 0.129433929920196530,
-   0.17818950116634370, 0.07127580046653748, 0.938464701175689700);
-
-// CRT Phosphor Gamut
-const mat3 kPhosphorGamut[kColourSystems] = { EBU_transform , P22_transform, NTSC_J_transform };
-
-const float kTemperatures[kColourSystems] = { kD65, kD65, kD93 }; // 8942.0f 
 
   // Values from: http://blenderartists.org/forum/showthread.php?270332-OSL-Goodness&p=2268693&viewfull=1#post2268693   
 const mat3 kWarmTemperature = mat3(
@@ -86,53 +66,25 @@ vec3 WhiteBalance(float temperature, vec3 colour)
    return result;
 }
 
-float r601r709ToLinear_1(const float channel)
+float r601ToLinear_1(const float channel)
 {
-	return (channel >= 0.081f) ? pow((channel + 0.099f) * (1.0f / 1.099f), (1.0f / 0.45f) + HCRT_GAMMA) : channel * (1.0f / 4.5f);
+	return (channel >= 0.081f) ? pow((channel + 0.099f) * (1.0f / 1.099f), (1.0f / 0.45f)) : channel * (1.0f / 4.5f);
 }
 
-vec3 r601r709ToLinear(const vec3 colour)
+vec3 r601ToLinear(const vec3 colour)
 {
-	//return vec3(r601r709ToLinear_1(colour.r), r601r709ToLinear_1(colour.g), r601r709ToLinear_1(colour.b));
+	return vec3(r601ToLinear_1(colour.r), r601ToLinear_1(colour.g), r601ToLinear_1(colour.b));
-   return pow(colour, vec3((1.0f / 0.45f) + HCRT_GAMMA));
 }
 
-//float LinearTor601r709_1(const float channel)
-//{
-//	return (channel >= 0.018f) ? pow(channel * 1.099f, 0.45f) - 0.099f : channel * 4.5f;
-//}
 
-//vec3 LinearTor601r709(const vec3 colour)
+float r709ToLinear_1(const float channel)
-//{
-//	return vec3(LinearTor601r709_1(colour.r), LinearTor601r709_1(colour.g), LinearTor601r709_1(colour.b));
-//}
-
-// SDR Colour output spaces
-float sRGBToLinear_1(const float channel)
 {
-	return (channel > 0.04045f) ? pow((channel + 0.055f) * (1.0f / 1.055f), 2.4f) : channel * (1.0f / 12.92f);
+	return (channel >= 0.081f) ? pow((channel + 0.099f) * (1.0f / 1.099f), (1.0f / 0.45f)) : channel * (1.0f / 4.5f);
 }
 
-vec3 sRGBToLinear(const vec3 colour)
+vec3 r709ToLinear(const vec3 colour)
 {
-	//return vec3(sRGBToLinear_1(colour.r), sRGBToLinear_1(colour.g), sRGBToLinear_1(colour.b));
+	return vec3(r709ToLinear_1(colour.r), r709ToLinear_1(colour.g), r709ToLinear_1(colour.b));
-   return pow(colour, vec3(2.4f));
-}
-
-float LinearTosRGB_1(const float channel)
-{
-	return (channel > 0.0031308f) ? (1.055f * pow(channel, 1.0f / 2.4f)) - 0.055f : channel * 12.92f;
-}
-
-vec3 LinearTosRGB(const vec3 colour)
-{
-	//return vec3(LinearTosRGB_1(colour.r), LinearTosRGB_1(colour.g), LinearTosRGB_1(colour.b));
-   return pow(colour, vec3(1.0f / 2.4f));
-}
-
-vec3 LinearToDCIP3(const vec3 colour)
-{
-	return pow(colour, vec3(1.0f / 2.6f));
 }
 
 // XYZ Yxy transforms found in Dogway's Grade.slang shader
@@ -193,19 +145,17 @@ vec3 Saturation(const vec3 colour)
    return clamp(mix(vec3(luma), colour, vec3(saturation) * 2.0f), 0.0f, 1.0f);
 }
 
-vec3 BrightnessContrastSaturation(const vec3 linear)
+vec3 BrightnessContrastSaturation(const vec3 xyz)
 {
-   const vec3 xyz             = sRGB_to_XYZ * linear;
    const vec3 Yxy             = XYZtoYxy(xyz);
-   const float Y_gamma        = clamp(LinearTosRGB_1(Yxy.x), 0.0f, 1.0f);
+   const float Y_gamma        = clamp(pow(Yxy.x, 1.0f / 2.4f), 0.0f, 1.0f);
    
    const float Y_brightness   = Brightness(Y_gamma);
 
    const float Y_contrast     = Contrast(Y_brightness);
 
-   const vec3 contrast_linear = vec3(sRGBToLinear_1(Y_contrast), Yxy.y, Yxy.z);
+   const vec3 contrast_linear = vec3(pow(Y_contrast, 2.4f), Yxy.y, Yxy.z);
-   const vec3 contrast_xyz    = YxytoXYZ(contrast_linear);
+   const vec3 contrast        = clamp(YxytoXYZ(contrast_linear) * kXYZ_to_709, 0.0f, 1.0f);
-   const vec3 contrast        = clamp(XYZ_to_sRGB * contrast_xyz, 0.0f, 1.0f);
 
    const vec3 saturation      = Saturation(contrast);
 
@@ -216,13 +166,13 @@ vec3 ColourGrade(const vec3 colour)
 {
    const uint colour_system   = uint(HCRT_CRT_COLOUR_SYSTEM);
 
-   const vec3 linear          = r601r709ToLinear(colour);
+   const vec3 white_point     = WhiteBalance(kTemperatures[colour_system] + HCRT_WHITE_TEMPERATURE, colour);
 
-   const vec3 gamut           = linear; // (HCRT_HDR == 0.0f) && (HCRT_OUTPUT_COLOUR_SPACE == 0.0f) ? linear : kPhosphorGamut[colour_system] * linear;
+   const vec3 linear          = pow(white_point, vec3((1.0f / 0.45f) + HCRT_GAMMA_IN));
 
-   const vec3 white_point     = WhiteBalance(kTemperatures[colour_system] + HCRT_WHITE_TEMPERATURE, gamut);
+   const vec3 xyz             = linear * kColourGamut[colour_system];
 
-   const vec3 graded          = BrightnessContrastSaturation(white_point); 
+   const vec3 graded          = BrightnessContrastSaturation(xyz); 
 
    return graded;
 }

hdr/shaders/include/gamma_correct.h

@@ -1,8 +1,18 @@
 // SDR Colour output spaces
 
+const mat3 k709_to_XYZ = mat3(
+   0.412391f, 0.357584f, 0.180481f,
+   0.212639f, 0.715169f, 0.072192f,
+   0.019331f, 0.119195f, 0.950532f);
+
+const mat3 kXYZ_to_DCIP3 = mat3 (
+    2.4934969119f, -0.9313836179f, -0.4027107845f,
+   -0.8294889696f,  1.7626640603f,  0.0236246858f,
+    0.0358458302f, -0.0761723893f,  0.9568845240f);
+
 float LinearTosRGB_1(const float channel)
 {
-	return (channel > 0.0031308f) ? (1.055f * pow(channel, 1.0f / 2.4f)) - 0.055f : channel * 12.92f;
+	return (channel > 0.0031308f) ? (1.055f * pow(channel, (1.0f / 2.4f) + HCRT_GAMMA_OUT)) - 0.055f : channel * 12.92f;
 }
 
 vec3 LinearTosRGB(const vec3 colour)
@@ -10,16 +20,38 @@ vec3 LinearTosRGB(const vec3 colour)
 	return vec3(LinearTosRGB_1(colour.r), LinearTosRGB_1(colour.g), LinearTosRGB_1(colour.b));
 }
 
+float LinearTo709_1(const float channel)
+{
+	return (channel >= 0.018f) ? pow(channel * 1.099f, 0.45f + HCRT_GAMMA_OUT) - 0.099f : channel * 4.5f;
+}
+
+vec3 LinearTo709(const vec3 colour)
+{
+	return vec3(LinearTo709_1(colour.r), LinearTo709_1(colour.g), LinearTo709_1(colour.b));
+}
+
 vec3 LinearToDCIP3(const vec3 colour)
 {
-	return pow(colour, vec3(1.0f / 2.6f));
+	return clamp(pow(colour, vec3((1.0f / 2.6f)  + HCRT_GAMMA_OUT)), 0.0f, 1.0f);
 }
 
 vec3 GammaCorrect(const vec3 scanline_colour)
 {
    if(HCRT_HDR < 1.0f)
    {
-      return HCRT_OUTPUT_COLOUR_SPACE == 0.0f ? LinearTosRGB(scanline_colour) : LinearToDCIP3(scanline_colour);
+      if(HCRT_OUTPUT_COLOUR_SPACE == 0.0f)
+      {
+         return LinearTo709(scanline_colour);
+      }
+      else if(HCRT_OUTPUT_COLOUR_SPACE == 1.0f)
+      {
+         return LinearTosRGB(scanline_colour);
+      }
+      else
+      {
+         const vec3 dcip3_colour = (scanline_colour * k709_to_XYZ) * kXYZ_to_DCIP3; 
+         return LinearToDCIP3(dcip3_colour);
+      }
    }
    else
    {

hdr/shaders/include/hdr10.h

@@ -1,16 +1,18 @@
 
 #define kMaxNitsFor2084     10000.0f
 
-const mat3 k709to2020 = mat3 (
+const mat3 k709_to_2020 = mat3 (
    0.6274040f, 0.3292820f, 0.0433136f,
    0.0690970f, 0.9195400f, 0.0113612f,
    0.0163916f, 0.0880132f, 0.8955950f);
 
 /* START Converted from (Copyright (c) Microsoft Corporation - Licensed under the MIT License.)  https://github.com/microsoft/Xbox-ATG-Samples/tree/master/Kits/ATGTK/HDR */
-const mat3 kExpanded709to2020 = mat3 (
+const mat3 kExpanded709_to_2020 = mat3 (
-    0.6274040f, 0.3292820f, 0.0433136f,
+    0.6274040f,  0.3292820f, 0.0433136f,
-    0.0457456,  0.941777,   0.0124772,
+    0.0457456f,  0.941777f,  0.0124772f,
-   -0.00121055, 0.0176041,  0.983607);
+   -0.00121055f, 0.0176041f, 0.983607f);
+
+const mat3 k2020Gamuts[2] = { k709_to_2020, kExpanded709_to_2020 };
 
 vec3 LinearToST2084(vec3 normalizedLinearValue)
 {
@@ -22,7 +24,7 @@ vec3 LinearToST2084(vec3 normalizedLinearValue)
 /* Convert into HDR10 */
 vec3 Hdr10(vec3 hdr_linear, float paper_white_nits, float expand_gamut)
 {
-   vec3 rec2020       = expand_gamut > 0.0f ? hdr_linear * kExpanded709to2020 : hdr_linear * k709to2020;
+   vec3 rec2020       = hdr_linear * k2020Gamuts[uint(expand_gamut)];
    vec3 linearColour  = rec2020 * (paper_white_nits / kMaxNitsFor2084);
    vec3 hdr10         = LinearToST2084(linearColour);
 

hdr/shaders/include/parameters.h

@@ -1,14 +1,19 @@
 
 
+
+
 #pragma parameter hcrt_title                         "SONY MEGATRON COLOUR VIDEO MONITOR"                           0.0      0.0   0.0001   0.0001
 #pragma parameter hcrt_space0                        " "                                                            0.0      0.0   0.0001   0.0001
 #pragma parameter hcrt_support0                      "SDR mode: Turn up your TV's brightness as high as possible"   0.0      0.0   0.0001   0.0001
 #pragma parameter hcrt_support1                      "HDR mode: Set the peak luminance to that of your TV."         0.0      0.0   0.0001   0.0001
 #pragma parameter hcrt_support2                      "Then adjust paper white luminance until it looks right"       0.0      0.0   0.0001   0.0001
+#pragma parameter hcrt_support3                      " "                                                            0.0      0.0   0.0001   0.0001
+#pragma parameter hcrt_support4                      "Default white points for the different colour systems:"       0.0      0.0   0.0001   0.0001
+#pragma parameter hcrt_support5                      "709: 6500K, PAL: 6500K, NTSC-U: 6500K, NTSC-J: 9300K"         0.0      0.0   0.0001   0.0001
 #pragma parameter hcrt_space1                        " "                                                            0.0      0.0   0.0001   0.0001
 #pragma parameter hcrt_user_settings                 "YOUR DISPLAY'S SETTINGS:"                                     0.0      0.0   0.0001   0.0001
 #pragma parameter hcrt_hdr                           "    SDR | HDR"                                                1.0      0.0   1.0      1.0
-#pragma parameter hcrt_colour_space                  "    SDR: Display's Colour Space: sRGB | DCI-P3"               0.0      0.0   1.0      1.0
+#pragma parameter hcrt_colour_space                  "    SDR: Display's Colour Space: r709 | sRGB | DCI-P3"        1.0      0.0   2.0      1.0
 #pragma parameter hcrt_max_nits                      "    HDR: Display's Peak Luminance"                            700.0    0.0   10000.0  10.0
 #pragma parameter hcrt_paper_white_nits              "    HDR: Display's Paper White Luminance"                     700.0    0.0   10000.0  10.0
 #pragma parameter hcrt_expand_gamut                  "    HDR: Original/Vivid"                                      0.0      0.0   1.0      1.0
@@ -18,12 +23,13 @@
 #pragma parameter hcrt_developer_settings            "CRT SETTINGS:"                                                0.0      0.0   0.0001   0.0001
 #pragma parameter hcrt_crt_screen_type               "    Screen Type: APERTURE GRILLE | SHADOW MASK | SLOT MASK"   0.0      0.0   3.0      1.0
 #pragma parameter hcrt_crt_resolution                "    Resolution: 300TVL | 600TVL | 800TVL | 1000TVL"           1.0      0.0   3.0      1.0
-#pragma parameter hcrt_colour_system                 "    Colour System: PAL 6500K | NTSC-U 6500K | NTSC-J 9300K"   1.0      0.0   2.0      1.0
+#pragma parameter hcrt_colour_system                 "    Colour System: r709 | PAL | NTSC-U | NTSC-J"              2.0      0.0   3.0      1.0
 #pragma parameter hcrt_white_temperature             "    White Temperature Offset (Kelvin)"                        0.0      -5000.0  12000.0      100.0
 #pragma parameter hcrt_brightness                    "    Brightness"                                               0.0      -1.0  1.0      0.01
 #pragma parameter hcrt_contrast                      "    Contrast"                                                 0.0      -1.0  1.0      0.01
 #pragma parameter hcrt_saturation                    "    Saturation"                                               0.0      -1.0   1.0     0.01
-#pragma parameter hcrt_gamma                         "    Gamma"                                                    0.0      -1.0   1.0     0.01
+#pragma parameter hcrt_gamma_in                      "    Gamma In"                                                 0.0      -1.0   1.0     0.01
+#pragma parameter hcrt_gamma_out                     "    Gamma Out"                                                0.0      -0.4   0.4     0.005
 #pragma parameter hcrt_pin_phase                     "    Pin Phase"                                                0.00    -0.2   0.2      0.01
 #pragma parameter hcrt_pin_amp                       "    Pin Amp"                                                  0.00    -0.2   0.2      0.01
 #pragma parameter hcrt_space3                        " "                                                            0.0      0.0   0.0001   0.0001