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DariaAMDDariaAMD
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add test resources
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‎resources/CornellBox_License.txt‎

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Cornell Box
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https://casual-effects.com/data/
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License: CC BY 3.0
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© 2009 Morgan McGuire

‎resources/Sponza_License.txt‎

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Crytek Sponza
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https://casual-effects.com/data/
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License: CC BY 3.0
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© 2010 Frank Meinl, Crytek

‎resources/cornell_box.mtl‎

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# Blender MTL File: 'None'
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# Material Count: 8
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newmtl backWall
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Ns 7.843137
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Ka 0.000000 0.000000 0.000000
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Kd 0.580000 0.568000 0.544000
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Ks 0.000000 0.000000 0.000000
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Ni 1.000000
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d 1.000000
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illum 2
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newmtl ceiling
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Ns 7.843137
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Ka 0.000000 0.000000 0.000000
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Kd 0.580000 0.568000 0.544000
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Ks 0.000000 0.000000 0.000000
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Ni 1.000000
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d 1.000000
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illum 2
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newmtl floor
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Ns 7.843137
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Ka 0.000000 0.000000 0.000000
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Kd 0.580000 0.568000 0.544000
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Ks 0.000000 0.000000 0.000000
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Ni 1.000000
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d 1.000000
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illum 2
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newmtl leftWall
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Ns 7.843137
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Ka 0.000000 0.000000 0.000000
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Kd 0.504000 0.052000 0.040000
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Ks 0.000000 0.000000 0.000000
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Ni 1.000000
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d 1.000000
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illum 2
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newmtl light
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Ns 7.843137
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Ka 0.000000 0.000000 0.000000
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Kd 0.624000 0.624000 0.624000
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Ks 0.000000 0.000000 0.000000
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Ke 36 33 24
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Ni 1.000000
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d 1.000000
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illum 2
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newmtl rightWall
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Ns 7.843137
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Ka 0.000000 0.000000 0.000000
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Kd 0.112000 0.360000 0.072800
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Ks 0.000000 0.000000 0.000000
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Ni 1.000000
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d 1.000000
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illum 2
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newmtl shortBox
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Ns 7.843137
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Ka 0.000000 0.000000 0.000000
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Kd 0.580000 0.568000 0.544000
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Ks 0.000000 0.000000 0.000000
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Ni 1.000000
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d 1.000000
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illum 2
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newmtl tallBox
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Ns 7.843137
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Ka 0.000000 0.000000 0.000000
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Kd 0.580000 0.568000 0.544000
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Ks 0.000000 0.000000 0.000000
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Ni 1.000000
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d 1.000000
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illum 2

‎resources/cornell_box.obj‎

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# Blender v2.69 (sub 0) OBJ File: ''
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# www.blender.org
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mtllib cornellbox.mtl
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o light
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v -0.240000 1.980000 0.160000
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v -0.240000 1.980000 -0.220000
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v 0.230000 1.980000 -0.220000
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v 0.230000 1.980000 0.160000
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vn 0.000000 -1.000000 0.000000
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usemtl light
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s off
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f 1//1 2//1 3//1 4//1
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o shortBox
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v -1.010000 -0.000000 0.990000
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v -0.990000 0.000000 -1.040000
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v -1.020000 1.990000 -1.040000
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v -1.020000 1.990000 0.990000
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v 0.530000 0.600000 0.750000
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v 0.700000 0.600000 0.170000
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v 0.130000 0.600000 0.000000
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v -0.050000 0.600000 0.570000
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v -0.050000 -0.000000 0.570000
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v -0.050000 0.600000 0.570000
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v 0.130000 0.600000 0.000000
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v 0.130000 0.000000 0.000000
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v 0.530000 -0.000000 0.750000
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v 0.530000 0.600000 0.750000
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v -0.050000 0.600000 0.570000
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v -0.050000 -0.000000 0.570000
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v 0.700000 -0.000000 0.170000
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v 0.700000 0.600000 0.170000
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v 0.530000 0.600000 0.750000
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v 0.530000 -0.000000 0.750000
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v 0.130000 0.000000 0.000000
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v 0.130000 0.600000 0.000000
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v 0.700000 0.600000 0.170000
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v 0.700000 -0.000000 0.170000
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vn -0.000000 1.000000 0.000000
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vn -0.953583 0.000000 -0.301131
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vn -0.296399 -0.000000 0.955064
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vn 0.285805 0.000000 -0.958288
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vn 0.959629 -0.000000 0.281270
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vn 0.999937 0.010050 0.004926
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usemtl shortBox
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s off
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f 9//2 10//2 11//2 12//2
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f 13//3 14//3 15//3 16//3
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f 17//4 18//4 19//4 20//4
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f 25//5 26//5 27//5 28//5
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f 21//6 22//6 23//6 24//6
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o leftWall
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usemtl leftWall
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f 5//7 6//7 7//7 8//7
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o backWall
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v -0.990000 0.000000 -1.040000
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v 1.000000 0.000000 -1.040000
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v 1.000000 1.990000 -1.040000
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v -1.020000 1.990000 -1.040000
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vn 0.000000 -0.000000 1.000000
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usemtl backWall
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s off
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f 29//8 30//8 31//8 32//8
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o rightWall
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v 1.000000 0.000000 -1.040000
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v 1.000000 -0.000000 0.990000
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v 1.000000 1.990000 0.990000
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v 1.000000 1.990000 -1.040000
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vn -1.000000 0.000000 0.000000
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usemtl rightWall
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s off
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f 33//9 34//9 35//9 36//9
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o ceiling
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v -1.020000 1.990000 0.990000
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v -1.020000 1.990000 -1.040000
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v 1.000000 1.990000 -1.040000
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v 1.000000 1.990000 0.990000
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vn 0.000000 -1.000000 -0.000000
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usemtl ceiling
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s off
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f 37//10 38//10 39//10 40//10
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o tallBox
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v -0.530000 1.200000 0.090000
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v 0.040000 1.200000 -0.090000
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v -0.140000 1.200000 -0.670000
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v -0.710000 1.200000 -0.490000
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v -0.530000 -0.000000 0.090000
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v -0.530000 1.200000 0.090000
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v -0.710000 1.200000 -0.490000
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v -0.710000 0.000000 -0.490000
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v -0.710000 0.000000 -0.490000
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v -0.710000 1.200000 -0.490000
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v -0.140000 1.200000 -0.670000
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v -0.140000 0.000000 -0.670000
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v -0.140000 0.000000 -0.670000
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v -0.140000 1.200000 -0.670000
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v 0.040000 1.200000 -0.090000
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v 0.040000 0.000000 -0.090000
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v 0.040000 0.000000 -0.090000
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v 0.040000 1.200000 -0.090000
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v -0.530000 1.200000 0.090000
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v -0.530000 -0.000000 0.090000
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vn 0.000000 1.000000 0.000000
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vn -0.955064 0.000000 0.296399
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vn -0.301131 0.000000 -0.953583
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vn 0.955064 0.000000 -0.296399
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vn 0.301131 -0.000000 0.953583
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usemtl tallBox
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s off
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f 41//11 42//11 43//11 44//11
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f 45//12 46//12 47//12 48//12
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f 49//13 50//13 51//13 52//13
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f 53//14 54//14 55//14 56//14
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f 57//15 58//15 59//15 60//15
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o floor
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v -1.010000 -0.000000 0.990000
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v 1.000000 -0.000000 0.990000
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v 1.000000 0.000000 -1.040000
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v -0.990000 0.000000 -1.040000
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vn 0.000000 1.000000 0.000000
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usemtl floor
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s off
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f 61//16 62//16 63//16 64//16

‎resources/shaders/intersect.hlsl‎

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//*********************************************************
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//
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// Copyright (c) Microsoft. All rights reserved.
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// This code is licensed under the MIT License (MIT).
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// THIS CODE IS PROVIDED *AS IS* WITHOUT WARRANTY OF
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// ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING ANY
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// IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR
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// PURPOSE, MERCHANTABILITY, OR NON-INFRINGEMENT.
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//
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//*********************************************************
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// clang-format off
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#define INVALID_ID ~0u
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struct Ray
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{
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float3 origin;
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float min_t;
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float3 direction;
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float max_t;
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};
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typedef BuiltInTriangleIntersectionAttributes MyAttributes;
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struct HitData
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{
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#ifdef ASM_QUERY_OUTPUT_FULL_HIT
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float2 uv;
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uint prim_id;
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#endif
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uint inst_id;
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};
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RaytracingAccelerationStructure g_scene : register(t0, space0);
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RWStructuredBuffer<Ray> g_rays : register(u0);
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RWStructuredBuffer<HitData> g_hits : register(u1);
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[shader("raygeneration")]
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void FetchAndSpawn()
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{
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uint ray_index = DispatchRaysIndex().x;
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RayDesc ray;
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ray.Origin = g_rays[ray_index].origin;
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ray.Direction = g_rays[ray_index].direction;
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ray.TMin = g_rays[ray_index].min_t;
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ray.TMax = g_rays[ray_index].max_t;
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HitData hit;
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TraceRay(g_scene, 0, ~0, 0, 1, 0, ray, hit);
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g_hits[ray_index] = hit;
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}
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#ifndef ASM_QUERY_FIRST_HIT
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[shader("closesthit")]
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void Hit(inout HitData hit, in MyAttributes attr)
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{
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#ifdef ASM_QUERY_OUTPUT_FULL_HIT
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hit.uv = attr.barycentrics.xy;
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hit.inst_id = InstanceIndex();
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hit.prim_id = PrimitiveIndex();
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#else
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hit.inst_id = InstanceIndex();
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#endif
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}
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#else
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[shader("anyhit")]
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void Hit(inout HitData hit, in MyAttributes attr)
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{
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#ifdef ASM_QUERY_OUTPUT_FULL_HIT
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hit.uv = attr.barycentrics.xy;
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hit.inst_id = InstanceIndex();
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hit.prim_id = PrimitiveIndex();
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#else
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hit.inst_id = InstanceIndex();
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#endif
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}
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#endif
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[shader("miss")]
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void Miss(inout HitData hit)
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{
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hit.inst_id = INVALID_ID;
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}
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// clang-format on

‎resources/shaders/intersect_structures.hlsl‎

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#ifndef INTERSECT_STRUCTURES_HLSL
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#define INTERSECT_STRUCTURES_HLSL
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struct Ray
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{
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float3 origin;
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float min_t;
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float3 direction;
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float max_t;
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};
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struct FullHitData
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{
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float2 uv;
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uint inst_id;
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uint prim_id;
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};
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struct AnyHitData
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{
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uint inst_id;
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};
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#endif

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