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make some lcd-grid macros into params

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to get it in-line with the GLSL version
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hizzlekizzle 2019-06-17 10:40:30 -05:00 committed by GitHub
parent daa0e8ff3d
commit af976df47e
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1 changed files with 8 additions and 9 deletions
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17
handheld/shaders/lcd-cgwg/lcd-grid.slang
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@ -6,15 +6,14 @@ layout(std140, set = 0, binding = 0) uniform UBO
vec4 OutputSize;
vec4 OriginalSize;
vec4 SourceSize;
float GRID_STRENGTH, gamma;
} global;
#define GRID_STRENGTH 0.05
#define outgamma 2.2
#pragma parameter GRID_STRENGTH "LCD Grid Strength" 0.05 0.0 1.0 0.01
#pragma parameter gamma "LCD Input Gamma" 2.2 1.0 5.0 0.1
#define round(x) floor( (x) + 0.5 )
#define gamma 2.2
#define TEX2D(c) pow(texture(Source, (c)), vec4(gamma))
#define TEX2D(c) pow(texture(Source, (c)), vec4(global.gamma))
#pragma stage vertex
layout(location = 0) in vec4 Position;
@ -75,9 +74,9 @@ void main()
vec4 topRightColor = TEX2D((floor(vec2(right, top) / texelSize) + 0.5) * texelSize) * rcol;
vec2 border = round(vTexCoord.st/subtexelSize);
vec2 bordert = clamp((border+vec2(0.0,+GRID_STRENGTH)) * subtexelSize,
vec2 bordert = clamp((border+vec2(0.0,+global.GRID_STRENGTH)) * subtexelSize,
vec2(left, bottom), vec2(right, top));
vec2 borderb = clamp((border+vec2(0.0,-GRID_STRENGTH)) * subtexelSize,
vec2 borderb = clamp((border+vec2(0.0,-global.GRID_STRENGTH)) * subtexelSize,
vec2(left, bottom), vec2(right, top));
float totalArea = 2.0 * range.y;
@ -87,5 +86,5 @@ void main()
averageColor += ((borderb.y - bottom) / totalArea) * bottomLeftColor;
averageColor += ((top - bordert.y) / totalArea) * topRightColor;
FragColor = pow(averageColor,vec4(1.0/gamma));
}
FragColor = pow(averageColor,vec4(1.0/global.gamma));
}