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369 lines
8.2 KiB
Plaintext
369 lines
8.2 KiB
Plaintext
#pragma once
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// Poisson Disk sample positions
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static const float2 PoissonDisk64[64] =
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{
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{0.0, 0.0},
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{-0.613392, 0.617481},
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{0.170019, -0.040254},
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{-0.299417, 0.791925},
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{0.645680, 0.493210},
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{-0.651784, 0.717887},
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{0.421003, 0.027070},
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{-0.817194, -0.271096},
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{-0.705374, -0.668203},
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{0.977050, -0.108615},
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{0.063326, 0.142369},
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{0.203528, 0.214331},
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{-0.667531, 0.326090},
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{-0.098422, -0.295755},
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{-0.885922, 0.215369},
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{0.566637, 0.605213},
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{0.039766, -0.396100},
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{0.751946, 0.453352},
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{0.078707, -0.715323},
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{-0.075838, -0.529344},
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{0.724479, -0.580798},
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{0.222999, -0.215125},
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{-0.467574, -0.405438},
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{-0.248268, -0.814753},
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{0.354411, -0.887570},
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{0.175817, 0.382366},
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{0.487472, -0.063082},
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{-0.084078, 0.898312},
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{0.488876, -0.783441},
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{0.470016, 0.217933},
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{-0.696890, -0.549791},
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{-0.149693, 0.605762},
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{0.034211, 0.979980},
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{0.503098, -0.308878},
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{-0.016205, -0.872921},
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{0.385784, -0.393902},
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{-0.146886, -0.859249},
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{0.643361, 0.164098},
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{0.634388, -0.049471},
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{-0.688894, 0.007843},
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{0.464034, -0.188818},
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{-0.440840, 0.137486},
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{0.364483, 0.511704},
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{0.034028, 0.325968},
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{0.099094, -0.308023},
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{0.693960, -0.366253},
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{0.678884, -0.204688},
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{0.001801, 0.780328},
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{0.145177, -0.898984},
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{0.062655, -0.611866},
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{0.315226, -0.604297},
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{-0.780145, 0.486251},
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{-0.371868, 0.882138},
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{0.200476, 0.494430},
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{-0.494552, -0.711051},
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{0.612476, 0.705252},
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{-0.578845, -0.768792},
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{-0.772454, -0.090976},
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{0.504440, 0.372295},
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{0.155736, 0.065157},
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{0.391522, 0.849605},
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{-0.620106, -0.328104},
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{0.789239, -0.419965},
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{-0.545396, 0.538133},
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// {-0.178564, -0.596057},
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};
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// Poisson Disk sample positions
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static const float2 PoissonDisk256[256] =
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{
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{0.0, 0.0},
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{0.201831,-0.206817},
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{0.857496,0.272746},
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{-0.187503,0.605156},
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{-0.416242,-0.351588},
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{-0.895393,0.413806},
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{-0.723454,0.055031},
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{-0.470912,0.800247},
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{-0.586173,-0.339482},
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{0.162912,-0.502638},
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{0.162941,-0.123341},
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{0.361659,0.267284},
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{0.403121,0.118606},
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{0.301263,-0.210103},
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{-0.739004,-0.218741},
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{0.472062,-0.37983},
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{-0.978135,-0.105582},
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{-0.05923,-0.266228},
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{0.644061,-0.072531},
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{-0.365833,-0.007062},
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{0.518375,-0.038047},
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{0.752662,0.01173},
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{-0.426705,0.095247},
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{-0.13555,-0.440492},
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{0.880471,-0.337994},
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{0.01657,0.361167},
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{-0.051918,0.007473},
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{0.427612,-0.752434},
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{-0.179583,-0.263828},
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{-0.136597,0.099981},
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{0.314113,-0.109243},
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{0.199352,-0.852254},
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{0.936842,0.065325},
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{-0.178775,0.306935},
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{-0.280718,-0.125331},
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{-0.643188,0.366312},
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{-0.314381,0.258232},
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{0.287573,0.530133},
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{-0.692479,0.285856},
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{0.18313,0.63479},
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{0.122202,0.903619},
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{-0.493751,0.16395},
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{-0.357456,0.165943},
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{-0.084838,0.181531},
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{0.423114,0.028883},
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{-0.318249,-0.693755},
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{0.579987,-0.73339},
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{-0.13253,-0.984469},
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{-0.79784,-0.42642},
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{-0.151694,0.489457},
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{0.429271,0.341555},
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{-0.260269,0.691643},
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{0.504145,0.131153},
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{0.779375,0.345444},
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{0.57773,0.062006},
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{-0.037774,-0.910143},
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{0.677565,-0.46263},
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{0.431646,-0.060776},
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{-0.221471,-0.93614},
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{0.029345,0.539159},
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{-0.152274,-0.671918},
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{-0.208263,0.187007},
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{-0.091659,0.716578},
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{-0.383439,0.403722},
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{0.04065,0.827583},
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{0.061666,0.151981},
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{0.460813,-0.480045},
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{0.104825,-0.685303},
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{-0.31538,-0.602707},
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{0.160934,-0.294777},
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{0.887944,0.413856},
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{0.210217,-0.602392},
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{-0.685118,-0.712948},
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{-0.591641,-0.642552},
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{0.197412,0.770526},
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{0.755988,0.148273},
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{-0.266268,0.051394},
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{-0.286376,-0.353044},
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{-0.382379,-0.0981},
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{-0.19213,0.800699},
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{0.559494,-0.404643},
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{0.678788,0.421512},
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{-0.963281,0.210767},
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{-0.592594,-0.735566},
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{0.040772,-0.473333},
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{-0.117332,-0.826573},
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{0.310146,-0.580783},
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{0.698835,-0.565382},
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{0.873749,-0.476573},
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{0.137678,0.086004},
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{0.53196,0.736058},
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{0.792228,-0.14239},
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{-0.276933,0.883928},
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{-0.736969,-0.313723},
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{-0.727352,0.593695},
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{-0.102067,0.841333},
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{-0.483281,0.356904},
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{-0.690074,-0.566776},
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{-0.616491,0.759741},
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{0.332892,0.647045},
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{0.053142,-0.156524},
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{-0.768858,0.180945},
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{-0.497971,0.445299},
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{-0.818,-0.104065},
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{0.215856,0.36323},
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{-0.826259,0.27728},
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{-0.540964,0.568164},
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{0.388453,-0.342334},
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{0.187835,0.501372},
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{0.867952,-0.213804},
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{0.708402,0.231059},
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{0.306361,-0.01605},
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{0.773875,-0.421648},
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{-0.900915,-0.267752},
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{-0.033362,0.957757},
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{0.681506,-0.296654},
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{0.105523,-0.575122},
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{-0.448871,0.257553},
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{-0.652859,-0.278522},
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{0.107153,0.717232},
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{-0.70892,-0.113331},
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{-0.458818,-0.151908},
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{-0.265307,0.452636},
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{-0.50409,-0.058525},
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{0.15197,-0.948215},
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{0.502423,-0.682846},
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{0.230074,0.167101},
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{-0.627005,-0.490066},
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{0.072557,0.981297},
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{0.582593,0.513682},
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{-0.830161,-0.339207},
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{-0.323269,-0.512178},
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{0.389569,0.732203},
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{0.452894,-0.578546},
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{-0.749949,-0.637502},
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{0.662696,0.028902},
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{0.971269,-0.207202},
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{0.900839,-0.022344},
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{-0.058329,0.434121},
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{0.478238,-0.860509},
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{-0.554517,-0.548521},
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{-0.667144,0.189137},
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{0.095216,0.458629},
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{0.269951,0.288897},
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{0.83622,0.092869},
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{0.770783,-0.275776},
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{0.164705,-0.385181},
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{-0.343724,0.626858},
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{-0.453456,0.595952},
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{-0.897829,-0.148863},
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{0.010253,0.705469},
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{-0.348942,-0.797578},
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{0.555481,-0.291888},
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{0.118707,0.328242},
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{0.269035,-0.917959},
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{-0.139283,-0.181833},
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{0.154863,-0.027398},
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{-0.424371,-0.46681},
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{0.512259,0.858147},
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{-0.852948,-0.503923},
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{0.669483,-0.737988},
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{-0.913278,-0.027771},
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{-0.241322,-0.037337},
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{0.586203,-0.544609},
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{-0.505756,-0.288042},
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{-0.397923,-0.228158},
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{0.127997,-0.79205},
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{0.369368,0.431756},
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{-0.420669,0.890195},
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{-0.459881,-0.816277},
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{-0.561498,0.299785},
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{0.071751,-0.248652},
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{-0.011457,-0.998302},
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{-0.674525,-0.398308},
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{0.847162,0.497413},
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{0.463661,-0.162335},
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{0.344975,-0.681166},
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{0.785004,-0.512665},
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{0.883098,-0.111289},
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{0.627726,-0.63564},
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{-0.579576,-0.113879},
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{-0.764785,0.344735},
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{0.760114,0.522722},
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{-0.369159,-0.891257},
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{-0.657272,-0.039401},
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{0.447229,0.223605},
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{0.885342,0.173692},
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{0.257983,-0.350891},
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{-0.020933,0.102441},
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{-0.059253,-0.688386},
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{-0.979011,0.067452},
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{0.053726,-0.924242},
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{-0.040387,-0.125634},
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{0.156414,0.229646},
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{-0.362821,0.793144},
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{0.46921,-0.253273},
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{0.225932,0.036329},
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{0.436179,0.530042},
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{0.56045,0.246595},
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{0.312774,0.127159},
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{-0.408828,0.690232},
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{-0.814324,0.004154},
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{0.630304,0.719031},
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{-0.801651,0.433787},
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{-0.140232,0.388463},
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{-0.484626,-0.726787},
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{-0.116796,-0.057837},
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{0.003038,-0.60395},
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{-0.068701,0.601077},
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{-0.15363,0.983873},
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{-0.322771,0.529466},
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{0.220748,0.884451},
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{0.666189,0.32321},
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{0.294533,0.739595},
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{-0.179644,0.891372},
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{-0.592585,-0.207548},
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{0.559402,0.627741},
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{0.670165,0.120473},
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{-0.016783,-0.379218},
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{-0.307317,-0.21695},
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{-0.469684,-0.630699},
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{-0.40268,-0.571034},
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{-0.225429,-0.461274},
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{-0.42234,0.494256},
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{-0.549883,0.669367},
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{-0.631021,0.605051},
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{0.073851,0.633436},
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{0.267328,0.442737},
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{-0.252024,-0.771118},
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{-0.535048,0.048638},
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{0.012879,-0.767478},
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{0.076943,-0.365247},
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{-0.904975,-0.407722},
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{0.577832,-0.150833},
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{-0.180796,-0.583402},
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{0.051117,-0.026034},
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{-0.59775,0.120319},
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{-0.935376,0.300276},
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{-0.700589,0.492607},
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{0.325319,0.881039},
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{-0.075864,0.292461},
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{-0.113051,-0.338576},
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{0.000052,0.219904},
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{0.307151,-0.810112},
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{0.349866,-0.440253},
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{0.677038,0.556809},
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{-0.274906,0.340499},
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{0.430692,0.626748},
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{0.244626,-0.440119},
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{-0.600218,0.458129},
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{0.692425,-0.170823},
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{-0.860862,0.138738},
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{-0.535037,-0.418377},
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{0.533566,0.394974},
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{0.256947,-0.718212},
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{-0.077482,-0.521145},
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};
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float Remap(float value, float oldmin, float oldmax, float newmin, float newmax)
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{
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return newmin + (((value - oldmin) / ( oldmax - oldmin )) * ( newmax - newmin ));
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}
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float2 VogelDiskSample(int sampleIndex, int samplesCount, float phi)
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{
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float GoldenAngle = 2.4f;
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float r = sqrt(sampleIndex + 0.5f) / sqrt(samplesCount);
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float theta = sampleIndex * GoldenAngle + phi;
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float sine, cosine;
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sincos(theta, sine, cosine);
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return float2(r * cosine, r * sine);
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}
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float InterleavedGradientNoise(float2 position_screen)
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{
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float3 magic = float3(0.06711056f, 0.00583715f, 52.9829189f);
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return frac(magic.z * frac(dot(position_screen, magic.xy)));
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}
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float3 DrawCircleTest(float2 UV, float2 Origin, float Size)
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{
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float3 CircleMask = float3(0.,0.,0.);
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if (length(Origin - UV) < Size)
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{
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CircleMask = float3(1.,1.,1.);
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}
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return CircleMask;
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}
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