xparticle/x_gradient.genjit at main · ds-x/xparticle · GitHub

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					"code" : "f_circle(px,py,o,i,resolution) \r\n{\r\n\t\r\n\tratio = resolution.x / resolution.y;\r\n    dist = vec(ratio,1) * (norm - vec(px,py));\r\n\tgr = 1. - smoothstep(i-i*o,i+i*o, dot(dist,dist));\r\n\treturn gr;\r\n}\r\n\r\nf_horizontal(p,o,i) \r\n{\r\n\tsi = scale(i,0,1,0,0.5,1);\r\n\tgr1 = smoothstep(p-o-si,p-si,norm.y);\r\n\tgr2 = gr1 - smoothstep(p+si,p+o+si,norm.y);\r\n\tgr = vec(gr2,gr2,gr2,1);\r\n\treturn gr;\r\n}\r\n\r\nf_vertical(p,o,i) \r\n{\r\n\tsi = scale(i,0,1,0,0.5,1);\r\n\tgr1 = smoothstep(p-o-si,p-si,norm.x);\r\n\tgr2 = gr1 - smoothstep(p+si,p+o+si,norm.x);\r\n\tgr = vec(gr2,gr2,gr2,1);\r\n\treturn gr;\r\n}\r\n\r\nf_dist(px,py,o,i,resolution)\r\n{\r\n\tox = o * o;\r\n\tox *= PI;\r\n\tpos = vec(px,py);\r\n\tratio = resolution.x / resolution.y;\r\n\tdir =  vec(i,1-i) * (vec(1,1) * (norm - pos));\r\n\t\r\n\tgr = ox * length(dir);\r\n\treturn gr;\r\n\r\n}\r\n\r\n\r\nf_rect(px,py,o,i,resolution) \r\n{\r\n\t\r\n\tratio = resolution.x / resolution.y;\r\n\tcw = i * 0.5;\r\n\tch = i * 0.5;\r\n\t\r\n\tleft  \t= px - cw;\r\n\tright \t= px + cw;\r\n\ttop \t= py - ch;\r\n\tbottom \t= py + ch;\r\n\t\r\n\tlr = smoothstep(left,left+o,norm.x) - smoothstep(right-o,right,norm.x);\r\n\ttb = smoothstep(top,top+o*ratio,norm.y) - smoothstep(bottom-o*ratio,bottom,norm.y);\r\n\tmask = tb*lr;\r\n\treturn mask;\r\n\t}\r\n\r\nf_rect2(px,py,o,i,resolution) \r\n{\r\n\t\r\n\tratio = resolution.x / resolution.y;\r\n\tcw = i * 0.5;\r\n\tch = i * 0.5;\r\n\t\r\n\tleft  \t= px - cw;\r\n\tright \t= px + cw;\r\n\ttop \t= py - ch;\r\n\tbottom \t= py + ch;\r\n\t\r\n\tlr = smoothstep(left-o,left,norm.x) - smoothstep(right,right+o,norm.x);\r\n\ttb = smoothstep(top-o,top,norm.y) - smoothstep(bottom,bottom+o,norm.y);\r\n\tmask = tb*lr;\r\n\treturn mask;\r\n\t}\r\n\r\n\t\r\nParam mode;\t\t\t\r\nParam xposition;\r\nParam yposition;\r\nParam gradientsize;\r\nParam innersize;\r\nParam invert;\r\nParam size (1280,600);\r\n\r\n\r\ncircle = f_circle(xposition,yposition,gradientsize,innersize,size);\r\nhorizontal = f_horizontal(yposition,gradientsize,innersize);\r\nvertical = f_vertical(xposition,gradientsize,innersize);\r\ndis = f_dist(xposition,yposition,gradientsize,innersize,size);\r\nrect = f_rect(xposition,yposition,gradientsize,innersize,size);\r\nrect2 = f_rect2(xposition,yposition,gradientsize,innersize,size);\r\n\r\n\r\nfinal = selector(mode,horizontal,vertical,circle,rect,rect2);\r\n\r\n\t\t\t\t\t\t\r\nout1 = mix(final,1-final,invert);",
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