#include <regex>
#include "metascene.h"
#include "scene.h"
+#include "objmesh.h"
#include "treestore.h"
#include "logger.h"
#include "app.h"
struct MaterialEditMirror {
float reflectivity;
+ int plane;
};
struct MaterialEdit {
{
walk_mesh = 0;
music = 0;
+ mirrors = 0;
}
MetaScene::~MetaScene()
{
delete walk_mesh;
delete music;
+
+ while(mirrors) {
+ FlatMirror *m = mirrors;
+ mirrors = mirrors->next;
+ delete m;
+ }
}
bool MetaScene::load(const char *fname)
static bool once;
if(!once) {
float x = ImGui::GetColumnOffset(1);
- ImGui::SetColumnOffset(1, x * 1.7);
+ ImGui::SetColumnOffset(1, x * 1.55);
once = true;
}
}
// XXX not used, renderer draws
void MetaScene::draw() const
{
+ error_log("Don't call MetaScene::draw, use the Renderer\n");
int nscn = scenes.size();
for(int i=0; i<nscn; i++) {
scenes[i]->draw();
res.splice(res.end(), tmp);
}
}
- return std::move(res);
+ return res; // hopefully it'll be moved
}
Scene *MetaScene::extract_nodes(const char *qstr)
return scn;
}
+int MetaScene::calc_mirror_planes()
+{
+ int num_mirrors = 0;
+ while(mirrors) {
+ FlatMirror *m = mirrors;
+ mirrors = mirrors->next;
+ delete m;
+ }
+ mirrors = 0;
+ objmirror.clear();
+
+ int numscn = scenes.size();
+ for(int i=0; i<numscn; i++) {
+ Scene *scn = scenes[i];
+
+ int numobj = scn->objects.size();
+ for(int j=0; j<numobj; j++) {
+ Object *obj = scn->objects[j];
+
+ if(obj->mtl.flat_mirror && obj->get_type() == OBJ_MESH) {
+ const Mesh *mesh = ((ObjMesh*)obj)->mesh;
+ if(!mesh) continue;
+
+ FlatMirror *mir = new FlatMirror;
+ mir->reflect = obj->mtl.reflect;
+ mir->node = obj->node;
+
+ if(obj->mtl.flat_mirror == MTL_MIRROR_AUTO) {
+ // grab the first triangle and make a plane
+ Triangle face = Triangle(0, (const Vec3*)mesh->get_attrib_data(MESH_ATTR_VERTEX),
+ mesh->get_index_data());
+ face.calc_normal();
+
+ mir->plane.pt = face.v[0];
+ mir->plane.normal = face.normal;
+ } else {
+ int plane_idx = obj->mtl.flat_mirror - MTL_MIRROR_AABB_PX;
+ mir->plane = obj->get_aabox().get_plane(plane_idx);
+ }
+
+ mir->wplane = mir->plane;
+ if(obj->node) {
+ const Mat4 &xform = obj->node->get_matrix();
+ mir->wplane.pt = xform * mir->wplane.pt;
+ mir->wplane.normal = normalize(xform.upper3x3() * mir->wplane.normal);
+ }
+
+ // check to see if we have found this mirror plane already
+ bool found = false;
+ FlatMirror *node = mirrors;
+ while(node) {
+ float d1 = dot(mir->wplane.normal, mir->wplane.pt);
+ float d2 = dot(node->wplane.normal, node->wplane.pt);
+
+ if(1.0f - dot(mir->wplane.normal, node->wplane.normal) < 1e-4f &&
+ fabs(d1 - d2) < 1e-4) {
+ found = true;
+ break;
+ }
+ node = node->next;
+ }
+
+ debug_log("[%s@%s] mirror plane: local(%g %g %g %g), world(%g %g %g %g)%s\n",
+ obj->get_name(), obj->node ? obj->node->get_name() : "<no-node>",
+ mir->plane.normal.x, mir->plane.normal.y, mir->plane.normal.z,
+ dot(mir->plane.normal, mir->plane.pt), mir->wplane.normal.x, mir->wplane.normal.y,
+ mir->wplane.normal.z, dot(mir->wplane.normal, mir->wplane.pt), found ? " duplicate" : "");
+
+ if(!found) {
+ mir->next = mirrors;
+ mirrors = mir;
+
+ mir->objects.push_back(obj);
+ objmirror[obj] = mir; // associate with object
+ ++num_mirrors;
+ } else {
+ node->objects.push_back(obj);
+ delete mir;
+ }
+ }
+ }
+ }
+
+ return num_mirrors;
+}
+
static bool proc_node(MetaScene *mscn, struct ts_node *node)
{
struct ts_node *c = node->child_list;
if(strcmp(cn->name, "mirror") == 0) {
// make this object a flat mirror (hopefully the object is flat otherwise this won't work)
float refl = 1.0f;
+ int plane = MTL_MIRROR_AUTO;
+
+ struct ts_attr *aplane = ts_get_attr(cn, "plane");
+ if(aplane) {
+ if(aplane->val.type == TS_NUMBER) {
+ plane = MTL_MIRROR_AABB_PX + aplane->val.inum;
+ } else {
+ char csign, caxis;
+ if(sscanf(aplane->val.str, "aabb%c%c", &csign, &caxis) != 2 || (csign != '+' && csign != '-')) {
+ error_log("invalid reflect plane specifier: %s\n", aplane->val.str);
+ continue;
+ }
+
+ switch(tolower(caxis)) {
+ case 'x':
+ plane = csign == '+' ? MTL_MIRROR_AABB_PX : MTL_MIRROR_AABB_NX;
+ break;
+ case 'y':
+ plane = csign == '+' ? MTL_MIRROR_AABB_PY : MTL_MIRROR_AABB_NY;
+ break;
+ case 'z':
+ plane = csign == '+' ? MTL_MIRROR_AABB_PZ : MTL_MIRROR_AABB_NZ;
+ break;
+ default:
+ error_log("invalid reflect plane specifier: %s\n", aplane->val.str);
+ continue;
+ }
+ }
+ }
struct ts_attr *arefl = ts_get_attr(cn, "reflect");
if(arefl) {
med->type = MTL_EDIT_MIRROR;
med->mirror.reflectivity = refl;
+ med->mirror.plane = plane;
break;
}
}
break;
case MTL_EDIT_MIRROR:
- mtl->flat_mirror = med.mirror.reflectivity > 1e-6;
+ mtl->flat_mirror = med.mirror.plane;
mtl->reflect = med.mirror.reflectivity;
break;
}