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more tonemapping comparison options

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hunterk 2017-03-03 16:29:03 -06:00
parent 1b8b7e42bc
commit 4d8d61389e
1 changed files with 19 additions and 11 deletions
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30
misc/tonemapping.slang
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@ -8,13 +8,9 @@ layout(push_constant) uniform Push
uint FrameCount;
float MAP1;
float MAP2;
float COMPARE;
float SPLIT_LINE;
} params;
#pragma parameter COMPARE "Splitscreen" 0.0 0.0 1.0 1.0
#define COMPARE params.COMPARE
#pragma parameter MAP1 "Tone Map Method Left" 0.0 0.0 7.0 1.0
#define MAP1 params.MAP1
@ -24,9 +20,11 @@ layout(push_constant) uniform Push
#pragma parameter SPLIT_LINE "Split Location" 0.5 0.0 1.0 0.05
#define SPLIT_LINE params.SPLIT_LINE
// uncomment the following line to divide the screen into sections
// using each tonemapping method
// #define BANDED
// uncomment one of the following lines to divide the screen into
// sections using each tonemapping method or do splitscreen comparison
// #define HORIZ_BANDS
// #define VERT_BANDS
#define SPLITSCREEN
layout(std140, set = 0, binding = 0) uniform UBO
{
@ -136,9 +134,9 @@ layout(set = 0, binding = 2) uniform sampler2D Source;
void main()
{
vec3 color = texture(Source, vTexCoord.xy).rgb;
vec4 mapped;
vec4 mapped = vec4(color, 1.0);
vec4 right;
#ifdef BANDED
#ifdef HORIZ_BANDS
if (vTexCoord.x < 0.15) mapped = vec4(linearToneMapping(color), 1.0);
else if (vTexCoord.x > 0.15 && vTexCoord.x < 0.30) mapped = vec4(simpleReinhardToneMapping(color), 1.0);
else if (vTexCoord.x > 0.30 && vTexCoord.x < 0.45) mapped = vec4(lumaBasedReinhardToneMapping(color), 1.0);
@ -146,7 +144,17 @@ void main()
else if (vTexCoord.x > 0.60 && vTexCoord.x < 0.75) mapped = vec4(RomBinDaHouseToneMapping(color), 1.0);
else if (vTexCoord.x > 0.75 && vTexCoord.x < 0.90) mapped = vec4(filmicToneMapping(color), 1.0);
else mapped = vec4(Uncharted2ToneMapping(color), 1.0);
#else
#endif
#ifdef VERT_BANDS
if (vTexCoord.y < 0.15) mapped = vec4(linearToneMapping(color), 1.0);
else if (vTexCoord.y > 0.15 && vTexCoord.y < 0.30) mapped = vec4(simpleReinhardToneMapping(color), 1.0);
else if (vTexCoord.y > 0.30 && vTexCoord.y < 0.45) mapped = vec4(lumaBasedReinhardToneMapping(color), 1.0);
else if (vTexCoord.y > 0.45 && vTexCoord.y < 0.60) mapped = vec4(whitePreservingLumaBasedReinhardToneMapping(color), 1.0);
else if (vTexCoord.y > 0.60 && vTexCoord.y < 0.75) mapped = vec4(RomBinDaHouseToneMapping(color), 1.0);
else if (vTexCoord.y > 0.75 && vTexCoord.y < 0.90) mapped = vec4(filmicToneMapping(color), 1.0);
else mapped = vec4(Uncharted2ToneMapping(color), 1.0);
#endif
#ifdef SPLITSCREEN
if (MAP1 == 0.0) mapped = vec4(linearToneMapping(color), 1.0);
if (MAP1 == 1.0) mapped = vec4(simpleReinhardToneMapping(color), 1.0);
if (MAP1 == 2.0) mapped = vec4(lumaBasedReinhardToneMapping(color), 1.0);
@ -163,7 +171,7 @@ void main()
if (MAP2 == 5.0) right = vec4(filmicToneMapping(color), 1.0);
if (MAP2 == 6.0) right = vec4(Uncharted2ToneMapping(color), 1.0);
if (MAP2 == 7.0) right = vec4(color, 1.0);
if (COMPARE > 0.5) mapped = (vTexCoord.x < SPLIT_LINE) ? mapped : right;
mapped = (vTexCoord.x < SPLIT_LINE) ? mapped : right;
#endif
FragColor = mapped;
}