diff options
| -rw-r--r-- | doc/libdimension.texi | 4 | ||||
| -rw-r--r-- | libdimension/cube.c | 6 | ||||
| -rw-r--r-- | libdimension/dimension/object.h | 6 | ||||
| -rw-r--r-- | libdimension/sphere.c | 6 |
4 files changed, 12 insertions, 10 deletions
diff --git a/doc/libdimension.texi b/doc/libdimension.texi index f5dfadc..2303c3b 100644 --- a/doc/libdimension.texi +++ b/doc/libdimension.texi @@ -673,8 +673,8 @@ typedef dmnsn_intersection * dmnsn_object_intersection_fn(const dmnsn_object *object, dmnsn_line line); @tindex dmnsn_object_inside_fn -typedef int dmnsn_object_inside_fn(const dmnsn_object *object, - dmnsn_vector point); +typedef bool dmnsn_object_inside_fn(const dmnsn_object *object, + dmnsn_vector point); /* Allocate a dummy object */ @findex dmnsn_new_object() diff --git a/libdimension/cube.c b/libdimension/cube.c index 9588f24..8b77da8 100644 --- a/libdimension/cube.c +++ b/libdimension/cube.c @@ -29,8 +29,8 @@ /* Cube callbacks */ static dmnsn_intersection *dmnsn_cube_intersection_fn(const dmnsn_object *cube, dmnsn_line line); -static int dmnsn_cube_inside_fn(const dmnsn_object *cube, - dmnsn_vector point); +static bool dmnsn_cube_inside_fn(const dmnsn_object *cube, + dmnsn_vector point); /* Allocate a new cube object */ dmnsn_object * @@ -135,7 +135,7 @@ dmnsn_cube_intersection_fn(const dmnsn_object *cube, dmnsn_line line) } /* Inside callback for a cube */ -static int +static bool dmnsn_cube_inside_fn(const dmnsn_object *cube, dmnsn_vector point) { return point.x > -1.0 && point.x < 1.0 diff --git a/libdimension/dimension/object.h b/libdimension/dimension/object.h index e607d8c..bd78a35 100644 --- a/libdimension/dimension/object.h +++ b/libdimension/dimension/object.h @@ -25,6 +25,8 @@ #ifndef DIMENSION_OBJECT_H #define DIMENSION_OBJECT_H +#include <stdbool.h> + /* A type to represent a ray-object intersection */ typedef struct dmnsn_intersection { /* The ray and point which intersected */ @@ -51,8 +53,8 @@ typedef struct dmnsn_object dmnsn_object; typedef dmnsn_intersection * dmnsn_object_intersection_fn(const dmnsn_object *object, dmnsn_line line); -typedef int dmnsn_object_inside_fn(const dmnsn_object *object, - dmnsn_vector point); +typedef bool dmnsn_object_inside_fn(const dmnsn_object *object, + dmnsn_vector point); /* dmnsn_object definition */ struct dmnsn_object { diff --git a/libdimension/sphere.c b/libdimension/sphere.c index f30c964..f42ef17 100644 --- a/libdimension/sphere.c +++ b/libdimension/sphere.c @@ -31,8 +31,8 @@ static dmnsn_intersection * dmnsn_sphere_intersection_fn(const dmnsn_object *sphere, dmnsn_line line); -static int dmnsn_sphere_inside_fn(const dmnsn_object *sphere, - dmnsn_vector point); +static bool dmnsn_sphere_inside_fn(const dmnsn_object *sphere, + dmnsn_vector point); /* Allocate a new sphere */ dmnsn_object * @@ -81,7 +81,7 @@ dmnsn_sphere_intersection_fn(const dmnsn_object *sphere, dmnsn_line line) } /* Return whether a point is inside a sphere (x**2 + y**2 + z**2 < 1.0) */ -static int +static bool dmnsn_sphere_inside_fn(const dmnsn_object *sphere, dmnsn_vector point) { return point.x*point.x + point.y*point.y + point.z*point.z < 1.0; |