quakeforge/libs/ruamoko/rua_scene.c
Bill Currie 3c86764eb2 [scene] Move entity_t etc into scene headers
I meant to do this a while ago but forgot about it. Things are a bit of
a mess in that the renderer knows too much about entities, but
eventually the renderer will know about only things to render (meshes,
particles, etc).
2022-03-29 14:43:38 +09:00

485 lines
14 KiB
C

/*
bi_scene.c
Ruamoko scene builtins
Copyright (C) 2022 Bill Currie <bill@taniwha.org>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdlib.h>
#ifdef HAVE_STRING_H
# include <string.h>
#endif
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif
#include "QF/cmem.h"
#include "QF/hash.h"
#include "QF/progs.h"
#include "QF/scene/entity.h"
#include "QF/scene/scene.h"
#include "QF/scene/transform.h"
#include "rua_internal.h"
typedef struct rua_scene_s {
struct rua_scene_s *next;
struct rua_scene_s **prev;
scene_t *scene;
} rua_scene_t;
typedef struct rua_scene_resources_s {
progs_t *pr;
PR_RESMAP (rua_scene_t) scene_map;
rua_scene_t *scenes;
} rua_scene_resources_t;
static rua_scene_t *
rua_scene_new (rua_scene_resources_t *res)
{
return PR_RESNEW (res->scene_map);
}
static void
rua_scene_free (rua_scene_resources_t *res, rua_scene_t *scene)
{
if (scene->next) {
scene->next->prev = scene->prev;
}
*scene->prev = scene->next;
scene->prev = 0;
PR_RESFREE (res->scene_map, scene);
}
static rua_scene_t * __attribute__((pure))
rua__scene_get (rua_scene_resources_t *res, int id, const char *name)
{
rua_scene_t *scene = PR_RESGET (res->scene_map, id);
// scene->prev will be null if the handle is unallocated
if (!scene || !scene->prev) {
PR_RunError (res->pr, "invalid scene passed to %s", name + 3);
}
return scene;
}
#define rua_scene_get(res, id) rua__scene_get(res, id, __FUNCTION__)
static entity_t * __attribute__((pure))
rua__entity_get (progs_t *pr, rua_scene_t *scene, int id, const char *name)
{
entity_t *ent = Scene_GetEntity (scene->scene, id);
if (!ent) {
PR_RunError (pr, "invalid entity passed to %s", name + 3);
}
return ent;
}
#define rua_entity_get(pr, scene, id) rua__entity_get(pr, scene, id, __FUNCTION__)
static transform_t * __attribute__((pure))
rua__transform_get (progs_t *pr, rua_scene_t *scene, int id, const char *name)
{
transform_t *transform = Scene_GetTransform (scene->scene, id);
if (!transform) {
PR_RunError (pr, "invalid transform passed to %s", name + 3);
}
return transform;
}
#define rua_transform_get(pr, scene, id) \
rua__transform_get(pr, scene, id, __FUNCTION__)
static int __attribute__((pure))
rua_scene_index (rua_scene_resources_t *res, rua_scene_t *scene)
{
return PR_RESINDEX (res->scene_map, scene);
}
static void
bi_Scene_NewScene (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_new (res);
scene->scene = Scene_NewScene ();
scene->next = res->scenes;
if (res->scenes) {
res->scenes->prev = &scene->next;
}
scene->prev = &res->scenes;
res->scenes = scene;
R_INT (pr) = rua_scene_index (res, scene);
}
static void
rua_delete_scene (rua_scene_resources_t *res, rua_scene_t *scene)
{
Scene_DeleteScene (scene->scene);
rua_scene_free (res, scene);
}
static void
bi_Scene_DeleteScene (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
rua_delete_scene (res, scene);
}
static void
bi_Scene_CreateEntity (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
entity_t *ent = Scene_CreateEntity (scene->scene);
R_INT (pr) = ent->id;
}
static void
bi_Scene_DestroyEntity (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
entity_t *ent = rua_entity_get (pr, scene, P_INT (pr, 1));
Scene_DestroyEntity (scene->scene, ent);
}
static void
bi_Entity_GetTransform (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
entity_t *ent = rua_entity_get (pr, scene, P_INT (pr, 1));
R_INT (pr) = ent->transform->id;
}
static void
bi_Transform_ChildCount (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
R_UINT (pr) = Transform_ChildCount (transform);
}
static void
bi_Transform_GetChild (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
transform_t *child = Transform_GetChild (transform, P_UINT (pr, 2));
R_UINT (pr) = child ? child->id : 0;
}
static void
bi_Transform_SetParent (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
transform_t *parent = rua_transform_get (pr, scene, P_INT (pr, 2));
Transform_SetParent (transform, parent);
}
static void
bi_Transform_GetParent (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
transform_t *parent = Transform_GetParent (transform);
R_INT (pr) = parent ? parent->id : 0;
}
static void
bi_Transform_SetTag (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
pr_uint_t tag = P_UINT (pr, 2);
Transform_SetTag (transform, tag);
}
static void
bi_Transform_GetTag (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
R_UINT (pr) = Transform_GetTag (transform);
}
static void
bi_Transform_GetLocalMatrix (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
Transform_GetLocalMatrix (transform, &R_PACKED (pr, pr_vec4_t));
}
static void
bi_Transform_GetLocalInverse (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
Transform_GetLocalInverse (transform, &R_PACKED (pr, pr_vec4_t));
}
static void
bi_Transform_GetWorldMatrix (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
Transform_GetWorldMatrix (transform, &R_PACKED (pr, pr_vec4_t));
}
static void
bi_Transform_GetWorldInverse (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
Transform_GetWorldInverse (transform, &R_PACKED (pr, pr_vec4_t));
}
static void
bi_Transform_SetLocalPosition (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
Transform_SetLocalPosition (transform, P_PACKED (pr, pr_vec4_t, 2));
}
static void
bi_Transform_GetLocalPosition (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
R_PACKED (pr, pr_vec4_t) = Transform_GetLocalPosition (transform);
}
static void
bi_Transform_SetLocalRotation (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
Transform_SetLocalRotation (transform, P_PACKED (pr, pr_vec4_t, 2));
}
static void
bi_Transform_GetLocalRotation (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
R_PACKED (pr, pr_vec4_t) = Transform_GetLocalRotation (transform);
}
static void
bi_Transform_SetLocalScale (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
Transform_SetLocalScale (transform, P_PACKED (pr, pr_vec4_t, 2));
}
static void
bi_Transform_GetLocalScale (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
R_PACKED (pr, pr_vec4_t) = Transform_GetLocalScale (transform);
}
static void
bi_Transform_SetWorldPosition (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
Transform_SetWorldPosition (transform, P_PACKED (pr, pr_vec4_t, 2));
}
static void
bi_Transform_GetWorldPosition (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
R_PACKED (pr, pr_vec4_t) = Transform_GetWorldPosition (transform);
}
static void
bi_Transform_SetWorldRotation (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
Transform_SetWorldRotation (transform, P_PACKED (pr, pr_vec4_t, 2));
}
static void
bi_Transform_GetWorldRotation (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
R_PACKED (pr, pr_vec4_t) = Transform_GetWorldRotation (transform);
}
static void
bi_Transform_GetWorldScale (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
R_PACKED (pr, pr_vec4_t) = Transform_GetWorldScale (transform);
}
static void
bi_Transform_SetLocalTransform (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
Transform_SetLocalTransform (transform, P_PACKED (pr, pr_vec4_t, 2),
P_PACKED (pr, pr_vec4_t, 3), P_PACKED (pr, pr_vec4_t, 4));
}
static void
bi_Transform_Forward (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
R_PACKED (pr, pr_vec4_t) = Transform_Forward (transform);
}
static void
bi_Transform_Right (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
R_PACKED (pr, pr_vec4_t) = Transform_Right (transform);
}
static void
bi_Transform_Up (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
rua_scene_t *scene = rua_scene_get (res, P_INT (pr, 0));
transform_t *transform = rua_transform_get (pr, scene, P_INT (pr, 1));
R_PACKED (pr, pr_vec4_t) = Transform_Up (transform);
}
#define p(type) PR_PARAM(type)
#define P(a, s) { .size = (s), .alignment = BITOP_LOG2 (a), }
#define bi(x,np,params...) {#x, bi_##x, -1, np, {params}}
static builtin_t builtins[] = {
bi(Scene_NewScene, 0),
bi(Scene_DeleteScene, 1, p(ptr)),
bi(Scene_CreateEntity, 1, p(ptr)),
bi(Scene_DestroyEntity, 2, p(ptr), p(ptr)),
bi(Entity_GetTransform, 2, p(ptr), p(ptr)),
bi(Transform_ChildCount, 2, p(ptr), p(ptr)),
bi(Transform_GetChild, 3, p(ptr), p(ptr), p(int)),
bi(Transform_SetParent, 3, p(ptr), p(ptr), p(ptr)),
bi(Transform_GetParent, 2, p(ptr), p(ptr)),
bi(Transform_SetTag, 3, p(ptr), p(ptr), p(uint)),
bi(Transform_GetTag, 2, p(ptr), p(ptr)),
bi(Transform_GetLocalMatrix, 2, p(ptr), p(ptr)),
bi(Transform_GetLocalInverse, 2, p(ptr), p(ptr)),
bi(Transform_GetWorldMatrix, 2, p(ptr), p(ptr)),
bi(Transform_GetWorldInverse, 2, p(ptr), p(ptr)),
bi(Transform_SetLocalPosition, 3, p(ptr), p(ptr), p(vec4)),
bi(Transform_GetLocalPosition, 2, p(ptr), p(ptr)),
bi(Transform_SetLocalRotation, 3, p(ptr), p(ptr), p(vec4)),
bi(Transform_GetLocalRotation, 2, p(ptr), p(ptr)),
bi(Transform_SetLocalScale, 3, p(ptr), p(ptr), p(vec4)),
bi(Transform_GetLocalScale, 2, p(ptr), p(ptr)),
bi(Transform_SetWorldPosition, 3, p(ptr), p(ptr), p(vec4)),
bi(Transform_GetWorldPosition, 2, p(ptr), p(ptr)),
bi(Transform_SetWorldRotation, 3, p(ptr), p(ptr), p(vec4)),
bi(Transform_GetWorldRotation, 2, p(ptr), p(ptr)),
bi(Transform_GetWorldScale, 2, p(ptr), p(ptr)),
bi(Transform_SetLocalTransform, 5, p(ptr), p(ptr),
p(vec4), p(vec4), p(vec4)),
bi(Transform_Forward, 2, p(ptr), p(ptr)),
bi(Transform_Right, 2, p(ptr), p(ptr)),
bi(Transform_Up, 2, p(ptr), p(ptr)),
{0}
};
static void
bi_scene_clear (progs_t *pr, void *_res)
{
rua_scene_resources_t *res = _res;
while (res->scenes) {
rua_delete_scene (res, res->scenes);
}
}
void
RUA_Scene_Init (progs_t *pr, int secure)
{
rua_scene_resources_t *res = calloc (sizeof (rua_scene_resources_t), 1);
res->pr = pr;
PR_Resources_Register (pr, "scene", res, bi_scene_clear);
PR_RegisterBuiltins (pr, builtins, res);
}