tinygi
diff src/shape.h @ 2:72752a1b3dbe
images and shapes
author | John Tsiombikas <nuclear@member.fsf.org> |
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date | Tue, 21 Jul 2015 04:30:00 +0300 |
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1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/shape.h Tue Jul 21 04:30:00 2015 +0300 1.3 @@ -0,0 +1,31 @@ 1.4 +#ifndef TGI_SHAPE_H_ 1.5 +#define TGI_SHAPE_H_ 1.6 + 1.7 +#include "tinygi.h" 1.8 +#include "vmath/vmath.h" 1.9 + 1.10 +struct tgi_hitpoint { 1.11 + float t; 1.12 + ray_t ray, local_ray; 1.13 + vec3_t pos, norm; 1.14 + vec2_t uv; 1.15 + struct tgi_shape *shape; 1.16 +}; 1.17 + 1.18 +struct tgi_shape { 1.19 + void *data; /* shape-specific data */ 1.20 + struct tgi_object *obj; 1.21 + 1.22 + int (*intersect)(struct tgi_shape *shape, ray_t ray, struct tgi_hitpoint *hit); 1.23 +}; 1.24 + 1.25 +struct tgi_sphere_data { 1.26 + vec3_t pos; 1.27 + float rad; 1.28 +}; 1.29 + 1.30 +struct tgi_box_data { 1.31 + vec3_t vmin, vmax; 1.32 +}; 1.33 + 1.34 +#endif /* TGI_SHAPE_H_ */