From b5bc962e834992eeba2abdd10f6e37ee2ba20295 Mon Sep 17 00:00:00 2001 From: Vito Caputo Date: Mon, 19 Mar 2018 21:39:09 -0700 Subject: ray: libize raytracer core, introduces src/libs This is the first step of breaking out all the core rendering stuffs into reusable libraries and making modules purely compositional, consumers of various included rendering/effects libraries. Expect multiple modules leveraging libray for a variety of scenes and such. Also expect compositions mixing the various libraries for more interesting visuals. --- src/modules/ray/ray_render_object.h | 121 ------------------------------------ 1 file changed, 121 deletions(-) delete mode 100644 src/modules/ray/ray_render_object.h (limited to 'src/modules/ray/ray_render_object.h') diff --git a/src/modules/ray/ray_render_object.h b/src/modules/ray/ray_render_object.h deleted file mode 100644 index 1136eee..0000000 --- a/src/modules/ray/ray_render_object.h +++ /dev/null @@ -1,121 +0,0 @@ -#ifndef _RAY_RENDER_OBJECT_H -#define _RAY_RENDER_OBJECT_H - -#include - -#include "ray_camera.h" -#include "ray_object.h" -#include "ray_object_type.h" -#include "ray_render_object_plane.h" -#include "ray_render_object_point.h" -#include "ray_render_object_sphere.h" -#include "ray_ray.h" -#include "ray_surface.h" - -typedef union ray_render_object_t { - ray_object_type_t type; - ray_render_object_sphere_t sphere; - ray_render_object_point_t point; - ray_render_object_plane_t plane; -} ray_render_object_t; - - - -/* Prepare an object for rendering. - * If the object has any pre-calculating to do, this is where it happens. - * The pre-calculated stuff is object-resident under a _prepared struct member. - */ -static inline ray_render_object_t ray_render_object_prepare(const ray_object_t *object, const ray_camera_t *camera) -{ - ray_render_object_t prepared = { .type = object->type }; - - switch (object->type) { - case RAY_OBJECT_TYPE_SPHERE: - prepared.sphere = ray_render_object_sphere_prepare(&object->sphere, camera); - break; - - case RAY_OBJECT_TYPE_POINT: - prepared.point = ray_render_object_point_prepare(&object->point, camera); - break; - - case RAY_OBJECT_TYPE_PLANE: - prepared.plane = ray_render_object_plane_prepare(&object->plane, camera); - break; - - case RAY_OBJECT_TYPE_LIGHT: - /* TODO */ - break; - - default: - assert(0); - } - - return prepared; -} - - -/* Determine if a ray intersects object. - * If the object is intersected, store where along the ray the intersection occurs in res_distance. - */ -static inline int ray_render_object_intersects_ray(ray_render_object_t *object, unsigned depth, ray_ray_t *ray, float *res_distance) -{ - switch (object->type) { - case RAY_OBJECT_TYPE_SPHERE: - return ray_render_object_sphere_intersects_ray(&object->sphere, depth, ray, res_distance); - - case RAY_OBJECT_TYPE_POINT: - return ray_render_object_point_intersects_ray(&object->point, depth, ray, res_distance); - - case RAY_OBJECT_TYPE_PLANE: - return ray_render_object_plane_intersects_ray(&object->plane, depth, ray, res_distance); - - case RAY_OBJECT_TYPE_LIGHT: - /* TODO */ - default: - assert(0); - } -} - - -/* Return the surface normal of object @ point */ -static inline ray_3f_t ray_render_object_normal(ray_render_object_t *object, ray_3f_t *point) -{ - switch (object->type) { - case RAY_OBJECT_TYPE_SPHERE: - return ray_render_object_sphere_normal(&object->sphere, point); - - case RAY_OBJECT_TYPE_POINT: - return ray_render_object_point_normal(&object->point, point); - - case RAY_OBJECT_TYPE_PLANE: - return ray_render_object_plane_normal(&object->plane, point); - - case RAY_OBJECT_TYPE_LIGHT: - /* TODO */ - default: - assert(0); - } -} - - -/* Return the surface of object @ point */ -static inline ray_surface_t ray_render_object_surface(ray_render_object_t *object, ray_3f_t *point) -{ - switch (object->type) { - case RAY_OBJECT_TYPE_SPHERE: - return ray_render_object_sphere_surface(&object->sphere, point); - - case RAY_OBJECT_TYPE_POINT: - return ray_render_object_point_surface(&object->point, point); - - case RAY_OBJECT_TYPE_PLANE: - return ray_render_object_plane_surface(&object->plane, point); - - case RAY_OBJECT_TYPE_LIGHT: - /* TODO */ - default: - assert(0); - } -} - -#endif -- cgit v1.2.1