Test the interface
Former-commit-id: 1d6faf7c33382998c671c6ecc0d8d9f963660522
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alteous
parent
3d19ed6111
commit
254366314f
@ -132,7 +132,6 @@ fn make_cube() -> (Vec<Face>, Vec<Vertex>) {
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fn main() {
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let (faces, vertices) = make_cube();
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let vertex = |face, vert| {
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let vs: &[u32; 3] = &faces[face];
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&vertices[vs[vert] as usize]
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@ -163,5 +162,6 @@ fn main() {
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);
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assert_eq!(true, ret);
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}
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println!("{:#?}", new_vertices);
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}
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"asset": {
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"generator": "glTF Tools for Unity",
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"version": "2.0"
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},
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"bufferViews": [
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"buffers": [
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{
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"uri": "Avocado.bin",
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"byteLength": 23580
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}
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],
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"images": [
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{
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"uri": "Avocado_baseColor.png"
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},
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{
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"uri": "Avocado_roughnessMetallic.png"
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},
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{
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"uri": "Avocado_normal.png"
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}
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],
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"meshes": [
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{
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"primitives": [
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{
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"attributes": {
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"TEXCOORD_0": 0,
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"NORMAL": 1,
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"TANGENT": 2,
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"POSITION": 3
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},
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"indices": 4,
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"material": 0
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}
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],
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"name": "Avocado"
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}
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],
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"materials": [
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{
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"pbrMetallicRoughness": {
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"baseColorTexture": {
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"index": 0
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},
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"metallicRoughnessTexture": {
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"index": 1
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}
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},
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"normalTexture": {
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"index": 2
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},
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"name": "2256_Avocado_d"
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}
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],
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"nodes": [
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{
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"mesh": 0,
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"name": "Avocado"
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}
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],
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"scene": 0,
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"scenes": [
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{
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"nodes": [
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0
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]
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}
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],
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"textures": [
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{
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{
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"source": 1
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},
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{
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"source": 2
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}
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]
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}
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@ -1 +0,0 @@
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d785dd82e0c6344c7b8ea21b3bf5836fdaf05762
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File diff suppressed because it is too large
Load Diff
@ -1 +0,0 @@
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d5f560b94a3a8f04d6f8b6e9513d7dcfad9eaca3
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@ -1 +0,0 @@
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6f3a8b2309c64a078456423015adb8095bb8a159
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@ -1 +0,0 @@
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73f90d59794e139e876b34d48ee1f29671bfdba2
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@ -1 +0,0 @@
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b83cff933c3502a5f176780e8dc7a437e5449f21
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144
test-data/compare-with-generate-example
Normal file
144
test-data/compare-with-generate-example
Normal file
@ -0,0 +1,144 @@
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0: { v: [0.500000, -0.500000, 0.500000], vn: [0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [0.408248, 0.816497, 0.408248, -1.000000] }
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1: { v: [0.500000, -0.500000, 0.500000], vn: [0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [0.408248, 0.816497, 0.408248, -1.000000] }
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2: { v: [0.500000, -0.500000, -0.500000], vn: [0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [0.408248, 0.816497, -0.408248, -1.000000] }
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3: { v: [0.500000, -0.500000, -0.500000], vn: [0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [0.408248, 0.816497, -0.408248, -1.000000] }
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4: { v: [0.500000, 0.000000, 0.000000], vn: [1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, -1.000000] }
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5: { v: [0.500000, 0.000000, 0.000000], vn: [1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, -1.000000] }
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6: { v: [0.500000, -0.500000, -0.500000], vn: [0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [0.408248, 0.816497, -0.408248, -1.000000] }
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7: { v: [0.500000, -0.500000, -0.500000], vn: [0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [0.408248, 0.816497, -0.408248, -1.000000] }
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8: { v: [0.500000, 0.500000, -0.500000], vn: [0.577350, 0.577350, -0.577350], vt: [1.000000, 1.000000], vx: [-0.408248, 0.816497, 0.408248, -1.000000] }
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9: { v: [0.500000, 0.500000, -0.500000], vn: [0.577350, 0.577350, -0.577350], vt: [1.000000, 1.000000], vx: [-0.408248, 0.816497, 0.408248, -1.000000] }
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10: { v: [0.500000, 0.000000, 0.000000], vn: [1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, -1.000000] }
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11: { v: [0.500000, 0.000000, 0.000000], vn: [1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, -1.000000] }
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12: { v: [0.500000, 0.500000, -0.500000], vn: [0.577350, 0.577350, -0.577350], vt: [1.000000, 1.000000], vx: [-0.408248, 0.816497, 0.408248, -1.000000] }
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13: { v: [0.500000, 0.500000, -0.500000], vn: [0.577350, 0.577350, -0.577350], vt: [1.000000, 1.000000], vx: [-0.408248, 0.816497, 0.408248, -1.000000] }
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14: { v: [0.500000, 0.500000, 0.500000], vn: [0.577350, 0.577350, 0.577350], vt: [1.000000, 0.000000], vx: [-0.408248, 0.816497, -0.408248, -1.000000] }
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15: { v: [0.500000, 0.500000, 0.500000], vn: [0.577350, 0.577350, 0.577350], vt: [1.000000, 0.000000], vx: [-0.408248, 0.816497, -0.408248, -1.000000] }
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16: { v: [0.500000, 0.000000, 0.000000], vn: [1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, -1.000000] }
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17: { v: [0.500000, 0.000000, 0.000000], vn: [1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, -1.000000] }
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18: { v: [0.500000, 0.500000, 0.500000], vn: [0.577350, 0.577350, 0.577350], vt: [1.000000, 0.000000], vx: [-0.408248, 0.816497, -0.408248, -1.000000] }
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19: { v: [0.500000, 0.500000, 0.500000], vn: [0.577350, 0.577350, 0.577350], vt: [1.000000, 0.000000], vx: [-0.408248, 0.816497, -0.408248, -1.000000] }
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20: { v: [0.500000, -0.500000, 0.500000], vn: [0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [0.408248, 0.816497, 0.408248, -1.000000] }
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21: { v: [0.500000, -0.500000, 0.500000], vn: [0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [0.408248, 0.816497, 0.408248, -1.000000] }
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22: { v: [0.500000, 0.000000, 0.000000], vn: [1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, -1.000000] }
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23: { v: [0.500000, 0.000000, 0.000000], vn: [1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, -1.000000] }
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24: { v: [-0.500000, 0.500000, 0.500000], vn: [-0.577350, 0.577350, 0.577350], vt: [1.000000, 0.000000], vx: [0.408248, 0.816497, -0.408248, 1.000000] }
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25: { v: [-0.500000, 0.500000, 0.500000], vn: [-0.577350, 0.577350, 0.577350], vt: [1.000000, 0.000000], vx: [0.408248, 0.816497, -0.408248, 1.000000] }
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26: { v: [-0.500000, 0.500000, -0.500000], vn: [-0.577350, 0.577350, -0.577350], vt: [1.000000, 1.000000], vx: [0.408248, 0.816497, 0.408248, 1.000000] }
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27: { v: [-0.500000, 0.500000, -0.500000], vn: [-0.577350, 0.577350, -0.577350], vt: [1.000000, 1.000000], vx: [0.408248, 0.816497, 0.408248, 1.000000] }
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28: { v: [-0.500000, 0.000000, 0.000000], vn: [-1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, 1.000000] }
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29: { v: [-0.500000, 0.000000, 0.000000], vn: [-1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, 1.000000] }
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30: { v: [-0.500000, 0.500000, -0.500000], vn: [-0.577350, 0.577350, -0.577350], vt: [1.000000, 1.000000], vx: [0.408248, 0.816497, 0.408248, 1.000000] }
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31: { v: [-0.500000, 0.500000, -0.500000], vn: [-0.577350, 0.577350, -0.577350], vt: [1.000000, 1.000000], vx: [0.408248, 0.816497, 0.408248, 1.000000] }
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32: { v: [-0.500000, -0.500000, -0.500000], vn: [-0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [-0.408248, 0.816497, -0.408248, 1.000000] }
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33: { v: [-0.500000, -0.500000, -0.500000], vn: [-0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [-0.408248, 0.816497, -0.408248, 1.000000] }
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34: { v: [-0.500000, 0.000000, 0.000000], vn: [-1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, 1.000000] }
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35: { v: [-0.500000, 0.000000, 0.000000], vn: [-1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, 1.000000] }
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36: { v: [-0.500000, -0.500000, -0.500000], vn: [-0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [-0.408248, 0.816497, -0.408248, 1.000000] }
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37: { v: [-0.500000, -0.500000, -0.500000], vn: [-0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [-0.408248, 0.816497, -0.408248, 1.000000] }
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38: { v: [-0.500000, -0.500000, 0.500000], vn: [-0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [-0.408248, 0.816497, 0.408248, 1.000000] }
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39: { v: [-0.500000, -0.500000, 0.500000], vn: [-0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [-0.408248, 0.816497, 0.408248, 1.000000] }
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40: { v: [-0.500000, 0.000000, 0.000000], vn: [-1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, 1.000000] }
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41: { v: [-0.500000, 0.000000, 0.000000], vn: [-1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, 1.000000] }
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42: { v: [-0.500000, -0.500000, 0.500000], vn: [-0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [-0.408248, 0.816497, 0.408248, 1.000000] }
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43: { v: [-0.500000, -0.500000, 0.500000], vn: [-0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [-0.408248, 0.816497, 0.408248, 1.000000] }
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44: { v: [-0.500000, 0.500000, 0.500000], vn: [-0.577350, 0.577350, 0.577350], vt: [1.000000, 0.000000], vx: [0.408248, 0.816497, -0.408248, 1.000000] }
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45: { v: [-0.500000, 0.500000, 0.500000], vn: [-0.577350, 0.577350, 0.577350], vt: [1.000000, 0.000000], vx: [0.408248, 0.816497, -0.408248, 1.000000] }
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46: { v: [-0.500000, 0.000000, 0.000000], vn: [-1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, 1.000000] }
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47: { v: [-0.500000, 0.000000, 0.000000], vn: [-1.000000, 0.000000, 0.000000], vt: [0.500000, 0.500000], vx: [0.000000, 1.000000, 0.000000, 1.000000] }
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48: { v: [0.500000, 0.500000, 0.500000], vn: [0.577350, 0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
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49: { v: [0.500000, 0.500000, 0.500000], vn: [0.577350, 0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
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50: { v: [0.500000, 0.500000, -0.500000], vn: [0.577350, 0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
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51: { v: [0.500000, 0.500000, -0.500000], vn: [0.577350, 0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
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52: { v: [0.000000, 0.500000, 0.000000], vn: [0.000000, 1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
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53: { v: [0.000000, 0.500000, 0.000000], vn: [0.000000, 1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
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54: { v: [0.500000, 0.500000, -0.500000], vn: [0.577350, 0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
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55: { v: [0.500000, 0.500000, -0.500000], vn: [0.577350, 0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
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56: { v: [-0.500000, 0.500000, -0.500000], vn: [-0.577350, 0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
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57: { v: [-0.500000, 0.500000, -0.500000], vn: [-0.577350, 0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
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58: { v: [0.000000, 0.500000, 0.000000], vn: [0.000000, 1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
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59: { v: [0.000000, 0.500000, 0.000000], vn: [0.000000, 1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
60: { v: [-0.500000, 0.500000, -0.500000], vn: [-0.577350, 0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
61: { v: [-0.500000, 0.500000, -0.500000], vn: [-0.577350, 0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
62: { v: [-0.500000, 0.500000, 0.500000], vn: [-0.577350, 0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
63: { v: [-0.500000, 0.500000, 0.500000], vn: [-0.577350, 0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
64: { v: [0.000000, 0.500000, 0.000000], vn: [0.000000, 1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
65: { v: [0.000000, 0.500000, 0.000000], vn: [0.000000, 1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
66: { v: [-0.500000, 0.500000, 0.500000], vn: [-0.577350, 0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
67: { v: [-0.500000, 0.500000, 0.500000], vn: [-0.577350, 0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
68: { v: [0.500000, 0.500000, 0.500000], vn: [0.577350, 0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
69: { v: [0.500000, 0.500000, 0.500000], vn: [0.577350, 0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
70: { v: [0.000000, 0.500000, 0.000000], vn: [0.000000, 1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
71: { v: [0.000000, 0.500000, 0.000000], vn: [0.000000, 1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
72: { v: [-0.500000, -0.500000, 0.500000], vn: [-0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [-0.408248, 0.816497, 0.408248, 1.000000] }
|
||||
73: { v: [-0.500000, -0.500000, 0.500000], vn: [-0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [-0.408248, 0.816497, 0.408248, 1.000000] }
|
||||
74: { v: [-0.500000, -0.500000, -0.500000], vn: [-0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [-0.408248, 0.816497, -0.408248, 1.000000] }
|
||||
75: { v: [-0.500000, -0.500000, -0.500000], vn: [-0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [-0.408248, 0.816497, -0.408248, 1.000000] }
|
||||
76: { v: [0.000000, -0.500000, 0.000000], vn: [0.000000, -1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
77: { v: [0.000000, -0.500000, 0.000000], vn: [0.000000, -1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
78: { v: [-0.500000, -0.500000, -0.500000], vn: [-0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
79: { v: [-0.500000, -0.500000, -0.500000], vn: [-0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
80: { v: [0.500000, -0.500000, -0.500000], vn: [0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [0.408248, 0.816497, -0.408248, -1.000000] }
|
||||
81: { v: [0.500000, -0.500000, -0.500000], vn: [0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [0.408248, 0.816497, -0.408248, -1.000000] }
|
||||
82: { v: [0.000000, -0.500000, 0.000000], vn: [0.000000, -1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
83: { v: [0.000000, -0.500000, 0.000000], vn: [0.000000, -1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
84: { v: [0.500000, -0.500000, -0.500000], vn: [0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [0.408248, 0.816497, -0.408248, -1.000000] }
|
||||
85: { v: [0.500000, -0.500000, -0.500000], vn: [0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [0.408248, 0.816497, -0.408248, -1.000000] }
|
||||
86: { v: [0.500000, -0.500000, 0.500000], vn: [0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [0.408248, 0.816497, 0.408248, -1.000000] }
|
||||
87: { v: [0.500000, -0.500000, 0.500000], vn: [0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [0.408248, 0.816497, 0.408248, -1.000000] }
|
||||
88: { v: [0.000000, -0.500000, 0.000000], vn: [0.000000, -1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
89: { v: [0.000000, -0.500000, 0.000000], vn: [0.000000, -1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
90: { v: [0.500000, -0.500000, 0.500000], vn: [0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [0.408248, 0.816497, 0.408248, -1.000000] }
|
||||
91: { v: [0.500000, -0.500000, 0.500000], vn: [0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [0.408248, 0.816497, 0.408248, -1.000000] }
|
||||
92: { v: [-0.500000, -0.500000, 0.500000], vn: [-0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
93: { v: [-0.500000, -0.500000, 0.500000], vn: [-0.577350, -0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
94: { v: [0.000000, -0.500000, 0.000000], vn: [0.000000, -1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
95: { v: [0.000000, -0.500000, 0.000000], vn: [0.000000, -1.000000, 0.000000], vt: [0.000000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
96: { v: [-0.500000, 0.500000, 0.500000], vn: [-0.577350, 0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [0.816497, 0.408248, 0.408248, -1.000000] }
|
||||
97: { v: [-0.500000, 0.500000, 0.500000], vn: [-0.577350, 0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [0.816497, 0.408248, 0.408248, -1.000000] }
|
||||
98: { v: [-0.500000, -0.500000, 0.500000], vn: [-0.577350, -0.577350, 0.577350], vt: [0.000000, 1.000000], vx: [0.816497, -0.408248, 0.408248, -1.000000] }
|
||||
99: { v: [-0.500000, -0.500000, 0.500000], vn: [-0.577350, -0.577350, 0.577350], vt: [0.000000, 1.000000], vx: [0.816497, -0.408248, 0.408248, -1.000000] }
|
||||
100: { v: [0.000000, 0.000000, 0.500000], vn: [0.000000, 0.000000, 1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
101: { v: [0.000000, 0.000000, 0.500000], vn: [0.000000, 0.000000, 1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
102: { v: [-0.500000, -0.500000, 0.500000], vn: [-0.577350, -0.577350, 0.577350], vt: [0.000000, 1.000000], vx: [0.816497, -0.408248, 0.408248, -1.000000] }
|
||||
103: { v: [-0.500000, -0.500000, 0.500000], vn: [-0.577350, -0.577350, 0.577350], vt: [0.000000, 1.000000], vx: [0.816497, -0.408248, 0.408248, -1.000000] }
|
||||
104: { v: [0.500000, -0.500000, 0.500000], vn: [0.577350, -0.577350, 0.577350], vt: [1.000000, 1.000000], vx: [0.816497, 0.408248, -0.408248, -1.000000] }
|
||||
105: { v: [0.500000, -0.500000, 0.500000], vn: [0.577350, -0.577350, 0.577350], vt: [1.000000, 1.000000], vx: [0.816497, 0.408248, -0.408248, -1.000000] }
|
||||
106: { v: [0.000000, 0.000000, 0.500000], vn: [0.000000, 0.000000, 1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
107: { v: [0.000000, 0.000000, 0.500000], vn: [0.000000, 0.000000, 1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
108: { v: [0.500000, -0.500000, 0.500000], vn: [0.577350, -0.577350, 0.577350], vt: [1.000000, 1.000000], vx: [0.816497, 0.408248, -0.408248, -1.000000] }
|
||||
109: { v: [0.500000, -0.500000, 0.500000], vn: [0.577350, -0.577350, 0.577350], vt: [1.000000, 1.000000], vx: [0.816497, 0.408248, -0.408248, -1.000000] }
|
||||
110: { v: [0.500000, 0.500000, 0.500000], vn: [0.577350, 0.577350, 0.577350], vt: [1.000000, 0.000000], vx: [0.816497, -0.408248, -0.408248, -1.000000] }
|
||||
111: { v: [0.500000, 0.500000, 0.500000], vn: [0.577350, 0.577350, 0.577350], vt: [1.000000, 0.000000], vx: [0.816497, -0.408248, -0.408248, -1.000000] }
|
||||
112: { v: [0.000000, 0.000000, 0.500000], vn: [0.000000, 0.000000, 1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
113: { v: [0.000000, 0.000000, 0.500000], vn: [0.000000, 0.000000, 1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
114: { v: [0.500000, 0.500000, 0.500000], vn: [0.577350, 0.577350, 0.577350], vt: [1.000000, 0.000000], vx: [0.816497, -0.408248, -0.408248, -1.000000] }
|
||||
115: { v: [0.500000, 0.500000, 0.500000], vn: [0.577350, 0.577350, 0.577350], vt: [1.000000, 0.000000], vx: [0.816497, -0.408248, -0.408248, -1.000000] }
|
||||
116: { v: [-0.500000, 0.500000, 0.500000], vn: [-0.577350, 0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [0.816497, 0.408248, 0.408248, -1.000000] }
|
||||
117: { v: [-0.500000, 0.500000, 0.500000], vn: [-0.577350, 0.577350, 0.577350], vt: [0.000000, 0.000000], vx: [0.816497, 0.408248, 0.408248, -1.000000] }
|
||||
118: { v: [0.000000, 0.000000, 0.500000], vn: [0.000000, 0.000000, 1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
119: { v: [0.000000, 0.000000, 0.500000], vn: [0.000000, 0.000000, 1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, -1.000000] }
|
||||
120: { v: [0.500000, 0.500000, -0.500000], vn: [0.577350, 0.577350, -0.577350], vt: [1.000000, 0.000000], vx: [0.816497, -0.408248, 0.408248, 1.000000] }
|
||||
121: { v: [0.500000, 0.500000, -0.500000], vn: [0.577350, 0.577350, -0.577350], vt: [1.000000, 0.000000], vx: [0.816497, -0.408248, 0.408248, 1.000000] }
|
||||
122: { v: [0.500000, -0.500000, -0.500000], vn: [0.577350, -0.577350, -0.577350], vt: [1.000000, 1.000000], vx: [0.816497, 0.408248, 0.408248, 1.000000] }
|
||||
123: { v: [0.500000, -0.500000, -0.500000], vn: [0.577350, -0.577350, -0.577350], vt: [1.000000, 1.000000], vx: [0.816497, 0.408248, 0.408248, 1.000000] }
|
||||
124: { v: [0.000000, 0.000000, -0.500000], vn: [0.000000, 0.000000, -1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, 1.000000] }
|
||||
125: { v: [0.000000, 0.000000, -0.500000], vn: [0.000000, 0.000000, -1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, 1.000000] }
|
||||
126: { v: [0.500000, -0.500000, -0.500000], vn: [0.577350, -0.577350, -0.577350], vt: [1.000000, 1.000000], vx: [0.816497, 0.408248, 0.408248, 1.000000] }
|
||||
127: { v: [0.500000, -0.500000, -0.500000], vn: [0.577350, -0.577350, -0.577350], vt: [1.000000, 1.000000], vx: [0.816497, 0.408248, 0.408248, 1.000000] }
|
||||
128: { v: [-0.500000, -0.500000, -0.500000], vn: [-0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [0.816497, -0.408248, -0.408248, 1.000000] }
|
||||
129: { v: [-0.500000, -0.500000, -0.500000], vn: [-0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [0.816497, -0.408248, -0.408248, 1.000000] }
|
||||
130: { v: [0.000000, 0.000000, -0.500000], vn: [0.000000, 0.000000, -1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, 1.000000] }
|
||||
131: { v: [0.000000, 0.000000, -0.500000], vn: [0.000000, 0.000000, -1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, 1.000000] }
|
||||
132: { v: [-0.500000, -0.500000, -0.500000], vn: [-0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [0.816497, -0.408248, -0.408248, 1.000000] }
|
||||
133: { v: [-0.500000, -0.500000, -0.500000], vn: [-0.577350, -0.577350, -0.577350], vt: [0.000000, 1.000000], vx: [0.816497, -0.408248, -0.408248, 1.000000] }
|
||||
134: { v: [-0.500000, 0.500000, -0.500000], vn: [-0.577350, 0.577350, -0.577350], vt: [0.000000, 0.000000], vx: [0.816497, 0.408248, -0.408248, 1.000000] }
|
||||
135: { v: [-0.500000, 0.500000, -0.500000], vn: [-0.577350, 0.577350, -0.577350], vt: [0.000000, 0.000000], vx: [0.816497, 0.408248, -0.408248, 1.000000] }
|
||||
136: { v: [0.000000, 0.000000, -0.500000], vn: [0.000000, 0.000000, -1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, 1.000000] }
|
||||
137: { v: [0.000000, 0.000000, -0.500000], vn: [0.000000, 0.000000, -1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, 1.000000] }
|
||||
138: { v: [-0.500000, 0.500000, -0.500000], vn: [-0.577350, 0.577350, -0.577350], vt: [0.000000, 0.000000], vx: [0.816497, 0.408248, -0.408248, 1.000000] }
|
||||
139: { v: [-0.500000, 0.500000, -0.500000], vn: [-0.577350, 0.577350, -0.577350], vt: [0.000000, 0.000000], vx: [0.816497, 0.408248, -0.408248, 1.000000] }
|
||||
140: { v: [0.500000, 0.500000, -0.500000], vn: [0.577350, 0.577350, -0.577350], vt: [1.000000, 0.000000], vx: [0.816497, -0.408248, 0.408248, 1.000000] }
|
||||
141: { v: [0.500000, 0.500000, -0.500000], vn: [0.577350, 0.577350, -0.577350], vt: [1.000000, 0.000000], vx: [0.816497, -0.408248, 0.408248, 1.000000] }
|
||||
142: { v: [0.000000, 0.000000, -0.500000], vn: [0.000000, 0.000000, -1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, 1.000000] }
|
||||
143: { v: [0.000000, 0.000000, -0.500000], vn: [0.000000, 0.000000, -1.000000], vt: [0.500000, 0.500000], vx: [1.000000, 0.000000, 0.000000, 1.000000] }
|
||||
114
test-data/cube.obj
Normal file
114
test-data/cube.obj
Normal file
@ -0,0 +1,114 @@
|
||||
v 0.5 -0.5 0.5
|
||||
v 0.5 -0.5 -0.5
|
||||
v 0.5 0.5 -0.5
|
||||
v 0.5 0.5 0.5
|
||||
v 0.5 0 0
|
||||
v -0.5 0.5 0.5
|
||||
v -0.5 0.5 -0.5
|
||||
v -0.5 -0.5 -0.5
|
||||
v -0.5 -0.5 0.5
|
||||
v -0.5 0 0
|
||||
v 0.5 0.5 0.5
|
||||
v 0.5 0.5 -0.5
|
||||
v -0.5 0.5 -0.5
|
||||
v -0.5 0.5 0.5
|
||||
v 0 0.5 0
|
||||
v -0.5 -0.5 0.5
|
||||
v -0.5 -0.5 -0.5
|
||||
v 0.5 -0.5 -0.5
|
||||
v 0.5 -0.5 0.5
|
||||
v 0 -0.5 0
|
||||
v -0.5 0.5 0.5
|
||||
v -0.5 -0.5 0.5
|
||||
v 0.5 -0.5 0.5
|
||||
v 0.5 0.5 0.5
|
||||
v 0 0 0.5
|
||||
v 0.5 0.5 -0.5
|
||||
v 0.5 -0.5 -0.5
|
||||
v -0.5 -0.5 -0.5
|
||||
v -0.5 0.5 -0.5
|
||||
v 0 0 -0.5
|
||||
vn 0.57735026 -0.57735026 0.57735026
|
||||
vn 0.57735026 -0.57735026 -0.57735026
|
||||
vn 0.57735026 0.57735026 -0.57735026
|
||||
vn 0.57735026 0.57735026 0.57735026
|
||||
vn 1 0 0
|
||||
vn -0.57735026 0.57735026 0.57735026
|
||||
vn -0.57735026 0.57735026 -0.57735026
|
||||
vn -0.57735026 -0.57735026 -0.57735026
|
||||
vn -0.57735026 -0.57735026 0.57735026
|
||||
vn -1 0 0
|
||||
vn 0.57735026 0.57735026 0.57735026
|
||||
vn 0.57735026 0.57735026 -0.57735026
|
||||
vn -0.57735026 0.57735026 -0.57735026
|
||||
vn -0.57735026 0.57735026 0.57735026
|
||||
vn 0 1 0
|
||||
vn -0.57735026 -0.57735026 0.57735026
|
||||
vn -0.57735026 -0.57735026 -0.57735026
|
||||
vn 0.57735026 -0.57735026 -0.57735026
|
||||
vn 0.57735026 -0.57735026 0.57735026
|
||||
vn 0 -1 0
|
||||
vn -0.57735026 0.57735026 0.57735026
|
||||
vn -0.57735026 -0.57735026 0.57735026
|
||||
vn 0.57735026 -0.57735026 0.57735026
|
||||
vn 0.57735026 0.57735026 0.57735026
|
||||
vn 0 0 1
|
||||
vn 0.57735026 0.57735026 -0.57735026
|
||||
vn 0.57735026 -0.57735026 -0.57735026
|
||||
vn -0.57735026 -0.57735026 -0.57735026
|
||||
vn -0.57735026 0.57735026 -0.57735026
|
||||
vn 0 0 -1
|
||||
vt 0 0
|
||||
vt 0 1
|
||||
vt 1 1
|
||||
vt 1 0
|
||||
vt 0.5 0.5
|
||||
vt 1 0
|
||||
vt 1 1
|
||||
vt 0 1
|
||||
vt 0 0
|
||||
vt 0.5 0.5
|
||||
vt 0 0
|
||||
vt 0 1
|
||||
vt 0 1
|
||||
vt 0 0
|
||||
vt 0 0.5
|
||||
vt 0 0
|
||||
vt 0 1
|
||||
vt 0 1
|
||||
vt 0 0
|
||||
vt 0 0.5
|
||||
vt 0 0
|
||||
vt 0 1
|
||||
vt 1 1
|
||||
vt 1 0
|
||||
vt 0.5 0.5
|
||||
vt 1 0
|
||||
vt 1 1
|
||||
vt 0 1
|
||||
vt 0 0
|
||||
vt 0.5 0.5
|
||||
f 1/1/1 2/2/2 5/5/5
|
||||
f 2/2/2 3/3/3 5/5/5
|
||||
f 3/3/3 4/4/4 5/5/5
|
||||
f 4/4/4 1/1/1 5/5/5
|
||||
f 6/6/6 7/7/7 10/10/10
|
||||
f 7/7/7 8/8/8 10/10/10
|
||||
f 8/8/8 9/9/9 10/10/10
|
||||
f 9/9/9 6/6/6 10/10/10
|
||||
f 11/11/11 12/12/12 15/15/15
|
||||
f 12/12/12 13/13/13 15/15/15
|
||||
f 13/13/13 14/14/14 15/15/15
|
||||
f 14/14/14 11/11/11 15/15/15
|
||||
f 16/16/16 17/17/17 20/20/20
|
||||
f 17/17/17 18/18/18 20/20/20
|
||||
f 18/18/18 19/19/19 20/20/20
|
||||
f 19/19/19 16/16/16 20/20/20
|
||||
f 21/21/21 22/22/22 25/25/25
|
||||
f 22/22/22 23/23/23 25/25/25
|
||||
f 23/23/23 24/24/24 25/25/25
|
||||
f 24/24/24 21/21/21 25/25/25
|
||||
f 26/26/26 27/27/27 30/30/30
|
||||
f 27/27/27 28/28/28 30/30/30
|
||||
f 28/28/28 29/29/29 30/30/30
|
||||
f 29/29/29 26/26/26 30/30/30
|
||||
BIN
test-data/gen
BIN
test-data/gen
Binary file not shown.
BIN
test-data/gen2
BIN
test-data/gen2
Binary file not shown.
@ -1,45 +0,0 @@
|
||||
|
||||
extern crate gltf;
|
||||
|
||||
use std::io::Write;
|
||||
|
||||
fn main() {
|
||||
let path = "test-data/Avocado.gltf";
|
||||
let gltf = gltf::Import::from_path(path).sync().unwrap();
|
||||
let mesh = gltf.meshes().nth(0).unwrap();
|
||||
let primitive = mesh.primitives().nth(0).unwrap();
|
||||
let positions: Vec<[f32; 3]> = primitive.positions().unwrap().collect();
|
||||
let normals: Vec<[f32; 3]> = primitive.normals().unwrap().collect();
|
||||
let mut tex_coords: Vec<[f32; 2]> = vec![];
|
||||
let mut indices: Vec<u16> = vec![];
|
||||
match primitive.tex_coords(0).unwrap() {
|
||||
gltf::mesh::TexCoords::F32(iter) => tex_coords.extend(iter),
|
||||
_ => unreachable!(),
|
||||
}
|
||||
match primitive.indices().unwrap() {
|
||||
gltf::mesh::Indices::U16(iter) => indices.extend(iter),
|
||||
_ => unreachable!(),
|
||||
}
|
||||
|
||||
let file = std::fs::File::create("Avocado.obj").unwrap();
|
||||
let mut writer = std::io::BufWriter::new(file);
|
||||
for position in &positions {
|
||||
writeln!(writer, "v {} {} {}", position[0], position[1], position[2]);
|
||||
}
|
||||
for normal in &normals {
|
||||
writeln!(writer, "vn {} {} {}", normal[0], normal[1], normal[2]);
|
||||
}
|
||||
for tex_coord in &tex_coords {
|
||||
writeln!(writer, "vt {} {}", tex_coord[0], tex_coord[1]);
|
||||
}
|
||||
let mut i = indices.iter();
|
||||
while let (Some(v0), Some(v1), Some(v2)) = (i.next(), i.next(), i.next()) {
|
||||
writeln!(
|
||||
writer,
|
||||
"f {}/{}/{} {}/{}/{} {}/{}/{}",
|
||||
v0, v0, v0,
|
||||
v1, v1, v1,
|
||||
v2, v2, v2,
|
||||
);
|
||||
}
|
||||
}
|
||||
Binary file not shown.
@ -1,4 +1,3 @@
|
||||
|
||||
#include <assert.h>
|
||||
#include <stdbool.h>
|
||||
#include <stdlib.h>
|
||||
@ -52,18 +51,6 @@ struct input {
|
||||
size_t nr_faces;
|
||||
} input;
|
||||
|
||||
struct output {
|
||||
// Borrows from `positions`, `normals`, and `tex_coords`.
|
||||
struct vertex *vertices;
|
||||
|
||||
// Owned.
|
||||
struct tangent *tangents;
|
||||
|
||||
// Number of entries in `vertices` and `tangents`.
|
||||
// Equal to `3 * input.nr_faces`.
|
||||
size_t nr_vertices;
|
||||
} output;
|
||||
|
||||
void print_vec2(float (*t)[2]) {
|
||||
printf("[%f, %f]", (*t)[0], (*t)[1]);
|
||||
}
|
||||
@ -86,17 +73,17 @@ int get_num_vertices_of_face(const SMikkTSpaceContext *x, int f) {
|
||||
|
||||
void get_position(const SMikkTSpaceContext *x, float *dst, int f, int v) {
|
||||
float (*src)[3] = input.faces[f].vertices[v].position;
|
||||
memcpy(dst, src, sizeof(*src));
|
||||
memcpy(dst, *src, 3 * sizeof(float));
|
||||
}
|
||||
|
||||
void get_normal(const SMikkTSpaceContext *x, float *dst, int f, int v) {
|
||||
float (*src)[3] = input.faces[f].vertices[v].normal;
|
||||
memcpy(dst, src, sizeof(*src));
|
||||
memcpy(dst, *src, 3 * sizeof(float));
|
||||
}
|
||||
|
||||
void get_tex_coord(const SMikkTSpaceContext *x, float *dst, int f, int v) {
|
||||
float (*src)[2] = input.faces[f].vertices[v].tex_coord;
|
||||
memcpy(dst, src, sizeof(*src));
|
||||
memcpy(dst, *src, 2 * sizeof(float));
|
||||
}
|
||||
|
||||
void set_tspace_basic(
|
||||
@ -111,11 +98,14 @@ void set_tspace_basic(
|
||||
|
||||
struct vertex *in = &input.faces[f].vertices[v];
|
||||
|
||||
output.vertices[i].position = in->position;
|
||||
output.vertices[i].normal = in->normal;
|
||||
output.vertices[i].tex_coord = in->tex_coord;
|
||||
memcpy(output.tangents[i].v, t, 3 * sizeof(float));
|
||||
output.tangents[i].s = s;
|
||||
printf("%d: { v: ", i);
|
||||
print_vec3(in->position);
|
||||
printf(", vn: ");
|
||||
print_vec3(in->normal);
|
||||
printf(", vt: ");
|
||||
print_vec2(in->tex_coord);
|
||||
printf(", vx: [%f, %f, %f, %f] }", t[0], t[1], t[2], s);
|
||||
puts("");
|
||||
|
||||
++i;
|
||||
}
|
||||
@ -130,22 +120,19 @@ void set_tspace(
|
||||
int f,
|
||||
int v
|
||||
) {
|
||||
assert(!"unreachable");
|
||||
set_tspace_basic(x, t, op != 0 ? 1.0f : -1.0f, f, v);
|
||||
}
|
||||
|
||||
int main() {
|
||||
input.nr_vertices = 406;
|
||||
input.nr_faces = 682;
|
||||
output.nr_vertices = 3 * input.nr_faces;
|
||||
input.nr_vertices = 30;
|
||||
input.nr_faces = 24;
|
||||
|
||||
input.positions = calloc(input.nr_vertices, sizeof(*input.positions));
|
||||
input.normals = calloc(input.nr_vertices, sizeof(*input.normals));
|
||||
input.tex_coords = calloc(input.nr_vertices, sizeof(*input.tex_coords));
|
||||
input.faces = calloc(input.nr_faces, sizeof(*input.faces));
|
||||
output.vertices = calloc(output.nr_vertices, sizeof(*output.vertices));
|
||||
output.tangents = calloc(output.nr_vertices, sizeof(*output.tangents));
|
||||
|
||||
FILE *fi = fopen("Avocado.obj", "rb");
|
||||
FILE *fi = fopen("cube.obj", "rb");
|
||||
assert(fi);
|
||||
char buffer[1024];
|
||||
|
||||
@ -205,7 +192,7 @@ int main() {
|
||||
.m_getNormal = get_normal,
|
||||
.m_getTexCoord = get_tex_coord,
|
||||
.m_setTSpaceBasic = set_tspace_basic,
|
||||
.m_setTSpace = NULL,
|
||||
.m_setTSpace = set_tspace,
|
||||
};
|
||||
SMikkTSpaceContext context = {
|
||||
.m_pInterface = &interface,
|
||||
@ -214,32 +201,11 @@ int main() {
|
||||
|
||||
genTangSpaceDefault(&context);
|
||||
|
||||
printf("{\n \"vlist\": [\n");
|
||||
for (size_t i = 0; i < output.nr_vertices; ++i) {
|
||||
printf(" {\"v\": ");
|
||||
print_vec3(output.vertices[i].position);
|
||||
printf(", \"vn\": ");
|
||||
print_vec3(output.vertices[i].normal);
|
||||
printf(", \"vt\": ");
|
||||
print_vec2(output.vertices[i].tex_coord);
|
||||
printf(", \"vx\": ");
|
||||
print_tangent(&output.tangents[i]);
|
||||
if (i == output.nr_vertices - 1) {
|
||||
printf("}\n");
|
||||
} else {
|
||||
printf("},\n");
|
||||
}
|
||||
}
|
||||
printf(" ]\n}");
|
||||
|
||||
fclose(fi);
|
||||
free(input.positions);
|
||||
free(input.normals);
|
||||
free(input.tex_coords);
|
||||
free(input.faces);
|
||||
free(output.vertices);
|
||||
free(output.tangents);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
@ -1,250 +0,0 @@
|
||||
|
||||
#include <assert.h>
|
||||
#include <stdbool.h>
|
||||
#include <stdlib.h>
|
||||
#include <stdio.h>
|
||||
#include <stdint.h>
|
||||
#include <string.h>
|
||||
|
||||
#include "mikktspace.h"
|
||||
|
||||
struct tangent {
|
||||
// Vector.
|
||||
float v[3];
|
||||
|
||||
// Sign.
|
||||
float s;
|
||||
};
|
||||
|
||||
struct vertex {
|
||||
// Borrows from `input.positions`.
|
||||
float (*position)[3];
|
||||
|
||||
// Borrows from `input.positions`.
|
||||
float (*normal)[3];
|
||||
|
||||
// Borrows from `input.positions`.
|
||||
float (*tex_coord)[2];
|
||||
};
|
||||
|
||||
struct face {
|
||||
// Borrows from `positions`, `normals`, and `tex_coords`.
|
||||
struct vertex vertices[3];
|
||||
};
|
||||
|
||||
struct input {
|
||||
// Owned.
|
||||
float (*positions)[3];
|
||||
|
||||
// Owned.
|
||||
float (*normals)[3];
|
||||
|
||||
// Owned.
|
||||
float (*tex_coords)[2];
|
||||
|
||||
// Borrows from `positions`, `normals`, and `tex_coords`.
|
||||
struct face *faces;
|
||||
|
||||
// Number of entries in `positions`, `normals`, and `tex_coords`.
|
||||
size_t nr_vertices;
|
||||
|
||||
// Number of entries in `faces`.
|
||||
size_t nr_faces;
|
||||
} input;
|
||||
|
||||
struct output {
|
||||
// Borrows from `positions`, `normals`, and `tex_coords`.
|
||||
struct vertex *vertices;
|
||||
|
||||
// Owned.
|
||||
struct tangent *tangents;
|
||||
|
||||
// Number of entries in `vertices` and `tangents`.
|
||||
// Equal to `3 * input.nr_faces`.
|
||||
size_t nr_vertices;
|
||||
} output;
|
||||
|
||||
void print_vec2(float (*t)[2]) {
|
||||
printf("%f %f", (*t)[0], (*t)[1]);
|
||||
}
|
||||
|
||||
void print_vec3(float (*t)[3]) {
|
||||
printf("%f %f %f", (*t)[0], (*t)[1], (*t)[2]);
|
||||
}
|
||||
|
||||
void print_tangent(const struct tangent *t) {
|
||||
printf("%f %f %f %f", t->v[0], t->v[1], t->v[2], t->s);
|
||||
}
|
||||
|
||||
int get_num_faces(const SMikkTSpaceContext *x) {
|
||||
return input.nr_faces;
|
||||
}
|
||||
|
||||
int get_num_vertices_of_face(const SMikkTSpaceContext *x, int f) {
|
||||
return 3;
|
||||
}
|
||||
|
||||
void get_position(const SMikkTSpaceContext *x, float *dst, int f, int v) {
|
||||
float (*src)[3] = input.faces[f].vertices[v].position;
|
||||
memcpy(dst, src, sizeof(*src));
|
||||
}
|
||||
|
||||
void get_normal(const SMikkTSpaceContext *x, float *dst, int f, int v) {
|
||||
float (*src)[3] = input.faces[f].vertices[v].normal;
|
||||
memcpy(dst, src, sizeof(*src));
|
||||
}
|
||||
|
||||
void get_tex_coord(const SMikkTSpaceContext *x, float *dst, int f, int v) {
|
||||
float (*src)[2] = input.faces[f].vertices[v].tex_coord;
|
||||
memcpy(dst, src, sizeof(*src));
|
||||
}
|
||||
|
||||
void set_tspace_basic(
|
||||
const SMikkTSpaceContext *x,
|
||||
const float *t,
|
||||
float s,
|
||||
int f,
|
||||
int v
|
||||
) {
|
||||
// The index of the last output (vertex, tangent) pair.
|
||||
static int i = 0;
|
||||
|
||||
struct vertex *in = &input.faces[f].vertices[v];
|
||||
|
||||
output.vertices[i].position = in->position;
|
||||
output.vertices[i].normal = in->normal;
|
||||
output.vertices[i].tex_coord = in->tex_coord;
|
||||
memcpy(output.tangents[i].v, t, 3 * sizeof(float));
|
||||
output.tangents[i].s = s;
|
||||
|
||||
++i;
|
||||
}
|
||||
|
||||
void set_tspace(
|
||||
const SMikkTSpaceContext *x,
|
||||
const float *t,
|
||||
const float *b,
|
||||
float mag_s,
|
||||
float mag_t,
|
||||
tbool op,
|
||||
int f,
|
||||
int v
|
||||
) {
|
||||
assert(!"unreachable");
|
||||
}
|
||||
|
||||
int main() {
|
||||
input.nr_vertices = 406;
|
||||
input.nr_faces = 682;
|
||||
output.nr_vertices = 3 * input.nr_faces;
|
||||
|
||||
input.positions = calloc(input.nr_vertices, sizeof(*input.positions));
|
||||
input.normals = calloc(input.nr_vertices, sizeof(*input.normals));
|
||||
input.tex_coords = calloc(input.nr_vertices, sizeof(*input.tex_coords));
|
||||
input.faces = calloc(input.nr_faces, sizeof(*input.faces));
|
||||
output.vertices = calloc(output.nr_vertices, sizeof(*output.vertices));
|
||||
output.tangents = calloc(output.nr_vertices, sizeof(*output.tangents));
|
||||
|
||||
{
|
||||
FILE *fi = fopen("Avocado.obj", "rb");
|
||||
assert(fi);
|
||||
char buffer[1024];
|
||||
|
||||
for (size_t i = 0; i < input.nr_vertices; ++i) {
|
||||
fgets(buffer, sizeof(buffer), fi);
|
||||
sscanf(
|
||||
buffer,
|
||||
"v %f %f %f",
|
||||
&input.positions[i][0],
|
||||
&input.positions[i][1],
|
||||
&input.positions[i][2]
|
||||
);
|
||||
}
|
||||
|
||||
for (size_t i = 0; i < input.nr_vertices; ++i) {
|
||||
fgets(buffer, sizeof(buffer), fi);
|
||||
sscanf(
|
||||
buffer,
|
||||
"vn %f %f %f",
|
||||
&input.normals[i][0],
|
||||
&input.normals[i][1],
|
||||
&input.normals[i][2]
|
||||
);
|
||||
}
|
||||
|
||||
for (size_t i = 0; i < input.nr_vertices; ++i) {
|
||||
fgets(buffer, sizeof(buffer), fi);
|
||||
sscanf(
|
||||
buffer,
|
||||
"vt %f %f",
|
||||
&input.tex_coords[i][0],
|
||||
&input.tex_coords[i][1]
|
||||
);
|
||||
}
|
||||
|
||||
for (size_t i = 0; i < input.nr_faces; ++i) {
|
||||
fgets(buffer, sizeof(buffer), fi);
|
||||
int v[3];
|
||||
sscanf(
|
||||
buffer,
|
||||
"f %d/%d/%d %d/%d/%d %d/%d/%d",
|
||||
&v[0], &v[0], &v[0],
|
||||
&v[1], &v[1], &v[1],
|
||||
&v[2], &v[2], &v[2]
|
||||
);
|
||||
for (size_t j = 0; j < 3; ++j) {
|
||||
input.faces[i].vertices[j].position = &input.positions[v[j] - 1];
|
||||
input.faces[i].vertices[j].normal = &input.normals[v[j] - 1];
|
||||
input.faces[i].vertices[j].tex_coord = &input.tex_coords[v[j] - 1];
|
||||
}
|
||||
}
|
||||
|
||||
fclose(fi);
|
||||
}
|
||||
|
||||
SMikkTSpaceInterface interface = {
|
||||
.m_getNumFaces = get_num_faces,
|
||||
.m_getNumVerticesOfFace = get_num_vertices_of_face,
|
||||
.m_getPosition = get_position,
|
||||
.m_getNormal = get_normal,
|
||||
.m_getTexCoord = get_tex_coord,
|
||||
.m_setTSpaceBasic = set_tspace_basic,
|
||||
.m_setTSpace = NULL,
|
||||
};
|
||||
SMikkTSpaceContext context = {
|
||||
.m_pInterface = &interface,
|
||||
.m_pUserData = NULL,
|
||||
};
|
||||
|
||||
genTangSpaceDefault(&context);
|
||||
|
||||
for (size_t i = 0; i < output.nr_vertices; ++i) {
|
||||
printf("v ");
|
||||
print_vec3(output.vertices[i].position);
|
||||
printf("\n");
|
||||
}
|
||||
|
||||
for (size_t i = 0; i < output.nr_vertices; ++i) {
|
||||
printf("vn ");
|
||||
print_vec3(output.vertices[i].normal);
|
||||
printf("\n");
|
||||
}
|
||||
|
||||
int k = 1;
|
||||
for (size_t i = 0; i < output.nr_vertices / 3; ++i) {
|
||||
int v0 = k++;
|
||||
int v1 = k++;
|
||||
int v2 = k++;
|
||||
printf("f %d//%d %d//%d %d//%d\n", v0, v0, v1, v1, v2, v2);
|
||||
}
|
||||
|
||||
free(input.positions);
|
||||
free(input.normals);
|
||||
free(input.tex_coords);
|
||||
free(input.faces);
|
||||
free(output.vertices);
|
||||
free(output.tangents);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
Binary file not shown.
Loading…
Reference in New Issue
Block a user