diff options
Diffstat (limited to 'src/maths')
| -rw-r--r-- | src/maths/primitives.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/src/maths/primitives.c b/src/maths/primitives.c index 86855db..5d9c70f 100644 --- a/src/maths/primitives.c +++ b/src/maths/primitives.c @@ -159,7 +159,7 @@ geometry_data geo_create_uvsphere(f32 radius, u32 north_south_lines, u32 east_we // Top point vertex top = { .static_3d = { .position = vec3(0, radius, 0), - .normal = vec3(0, radius, 0), + .normal = vec3_normalise(vec3(0, radius, 0)), .tex_coords = vec2(0, 0) } }; vertex_darray_push(vertices, top); @@ -173,13 +173,13 @@ geometry_data geo_create_uvsphere(f32 radius, u32 north_south_lines, u32 east_we // theta should range from 0 to 2PI f32 theta = TAU * ((f32)j / (f32)north_south_lines); vec3 position = spherical_to_cartesian_coords(radius, theta, phi); - f32 d = vec3_len(position); + // f32 d = vec3_len(position); // print_vec3(position); // printf("Phi %f Theta %f d %d\n", phi, theta, d); // assert(d == radius); // all points on the sphere should be 'radius' away from the origin vertex v = { .static_3d = { .position = position, - .normal = position, // normal vector on sphere is same as position + .normal = vec3_normalise(position), // normal vector on sphere is same as position .tex_coords = vec2(0, 0) // TODO } }; vertex_darray_push(vertices, v); @@ -188,7 +188,7 @@ geometry_data geo_create_uvsphere(f32 radius, u32 north_south_lines, u32 east_we // Bottom point vertex bot = { .static_3d = { .position = vec3(0, -radius, 0), - .normal = vec3(0, -radius, 0), + .normal = vec3_normalise(vec3(0, -radius, 0)), .tex_coords = vec2(0, 0) } }; vertex_darray_push(vertices, bot); @@ -235,8 +235,7 @@ geometry_data geo_create_uvsphere(f32 radius, u32 north_south_lines, u32 east_we } for (int i = 0; i < vertices->len; i++) { - - print_vec3(vertices->data[i].static_3d.normal); + // print_vec3(vertices->data[i].static_3d.normal); } geometry_data geo = { |