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tildearrow 2024-02-18 03:46:39 -05:00
parent e4f6dfed20
commit 2c32ee47b0
1 changed files with 19 additions and 16 deletions
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35
src/gui/render/renderGL.cpp
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@ -168,26 +168,29 @@ const char* sh_oscRender_srcF=
" vec2 uv = fur_fragCoord/uResolution;\n"
" uv.y *= 2.0;\n"
" vec2 tresh = vec2(1.0,1.0)/uResolution;\n"
" float x1 = uv.x-uAdvance;\n"
" float x2 = uv.x;\n"
" float x3 = uv.x+uAdvance;\n"
" float val1 = texture(oscVal,x1).x;\n"
" float val2 = texture(oscVal,x2).x;\n"
" float val3 = texture(oscVal,x3).x;\n"
" float valmax = max(max(val1,val2),val3);\n"
" float valmin = min(min(val1,val2),val3);\n"
" float slope = abs(valmax-valmin)*uResolution.y*0.5;\n"
" float x = uv.x-uAdvance*uLineWidth*0.5;\n"
" float xMax = uv.x+uAdvance*uLineWidth*0.5;\n"
" float alphaX = 0.0;\n"
" float alpha = 0.0;\n"
" if (uv.y>=valmin) {\n"
" alpha=valmax*uResolution.y*0.5-fur_fragCoord.y+uLineWidth*0.75;\n"
" } else {\n"
" alpha=fur_fragCoord.y-valmin*uResolution.y*0.5+uLineWidth*0.75;\n"
" float valmax = -1024.0;\n"
" float valmin = 1024.0;\n"
" for (; x<xMax; x+=uAdvance) {\n"
" float val=texture(oscVal,x).x;\n"
" alphaX+=0;\n"
" if (val>valmax) valmax=val;\n"
" if (val<valmin) valmin=val;\n"
" }\n"
" float slope = abs(valmax-valmin)*uResolution.y*0.5;\n"
" if (uv.y>valmin) {\n"
" alpha=valmax*uResolution.y*0.5-fur_fragCoord.y+uLineWidth*0.5;\n"
" } else {\n"
" alpha=fur_fragCoord.y-valmin*uResolution.y*0.5+uLineWidth*0.5;\n"
" }\n"
" alpha=clamp(alpha,0.0,1.0);\n"
" if (slope>1.0) {\n"
" fur_FragColor = vec4(uColor.xyz,uColor.w*clamp(alpha,0.0,1.0));\n"
" } else {\n"
" fur_FragColor = vec4(uColor.xyz,uColor.w*clamp(alpha,0.0,1.0));\n"
" alpha*=clamp(alphaX,0.0,1.0);\n"
" }\n"
" gl_FragColor = vec4(uColor.xyz,uColor.w*clamp(alpha,0.0,1.0));\n"
"}\n";
#endif