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Load model normals

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Abdelrahman Said 2024-08-11 19:33:32 +01:00
parent 46ca6bfa10
commit e01c1397bc
1 changed files with 8 additions and 0 deletions
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8
src/obj.c
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@ -108,9 +108,11 @@ Model load_obj_file(Arena *arena, const char *filename, const char *texture) {
char line[8192]; char line[8192];
char identifier[8]; char identifier[8];
V3f vertex; V3f vertex;
V3f normal;
V2f coord; V2f coord;
Triangle triangle; Triangle triangle;
f32 vx, vy, vz; f32 vx, vy, vz;
f32 nx, ny, nz;
f32 u, v; f32 u, v;
u64 fp0, fp1, fp2; u64 fp0, fp1, fp2;
u64 tx0, tx1, tx2; u64 tx0, tx1, tx2;
@ -125,6 +127,12 @@ Model load_obj_file(Arena *arena, const char *filename, const char *texture) {
vertex.y = vy; vertex.y = vy;
vertex.z = vz; vertex.z = vz;
list_append(V3f, arena, model.vertices, vertex); list_append(V3f, arena, model.vertices, vertex);
} else if (strncmp(identifier, "vn", 8) == 0) {
sscanf(line + 2, "%f %f %f", &nx, &ny, &nz);
normal.x = nx;
normal.y = ny;
normal.z = nz;
list_append(V3f, arena, model.normals, normal);
} else if (strncmp(identifier, "vt", 8) == 0) { } else if (strncmp(identifier, "vt", 8) == 0) {
sscanf(line + 2, "%f %f", &u, &v); sscanf(line + 2, "%f %f", &u, &v);
coord.u = u; coord.u = u;