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58219b974c
Some have their editor configured to remove trailing whitespace and editing such a file would "fix" it, adding an unrelated change. Fix whitespace violations excluding third party libs and generated files like glad or patches. Enable pre-commit hook trailing-whitespace to enforce it in the future. Fixes: #8016 Signed-off-by: Ralph Sennhauser <ralph.sennhauser@gmail.com>
37 lines
1,010 B
GLSL
37 lines
1,010 B
GLSL
#version 110
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#include "waves.h"
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#include "common/fragment.h"
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void main()
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{
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vec4 Tex = SAMPLE_2D(GET_DRAW_TEXTURE_2D(waveTex), -v_tex.xy/8.0).rbga;
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Tex.rgb -= vec3(0.5,0.0,0.5);
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Tex.rb *= -1.0;
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float halfwidth = (width-1.0) / 2.0;
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float forceAlpha = min(1.0,2.0-abs(v_tex.x-halfwidth)/(halfwidth/2.0));
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float val = min(1.0,v_tex.y);
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forceAlpha *= val;
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float timeAlpha = 1.0 - clamp((ttime - 6.0)/4.0,0.0,1.0);
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timeAlpha *= clamp(ttime/2.0,0.0,1.0);
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float foamAlpha = Tex.a * forceAlpha * timeAlpha;
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Tex.a = forceAlpha * timeAlpha;
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vec2 norm = Tex.rb;
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Tex.r = norm.x * normal.x - norm.y * normal.x;
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Tex.b = norm.x * normal.y + norm.y * normal.y;
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vec3 foam = SAMPLE_2D(GET_DRAW_TEXTURE_2D(foamTex), -v_tex.xy/vec2(2.5,7.0) + vec2(0.05,-0.3)*-cos(ttime/2.0)).rbg;
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foam *= SAMPLE_2D(GET_DRAW_TEXTURE_2D(foamTex), -v_tex.xy/5.0 + vec2(0.8,-0.8) + vec2(-0.05,-0.25)*-cos(ttime/2.0)*1.2).rbg;
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Tex.g = foamAlpha * clamp(foam.r * 3.0, 0.0, 1.0) * 0.4;
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OUTPUT_FRAGMENT_SINGLE_COLOR(Tex);
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}
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