result_t cmp_anim_createskeleton(struct cmp_anim* a, struct cmp_model* m, struct gfx_model* gmodel,
uint geo_idx)
{
uint root_idx = 0;
uint root_nodes[CMP_MESH_XFORM_MAX];
struct gfx_model_skeleton* sk = gmodel->geos[geo_idx].skeleton;
ASSERT(sk);
anim_reel reel = rs_get_animreel(a->clip_hdl);
if (reel == NULL)
return RET_OK;
struct anim_reel_desc desc;
anim_get_desc(&desc, reel);
a->bindmap = (uint*)A_ALLOC(a->alloc, sizeof(uint)*desc.pose_cnt, MID_ANIM);
if (a->bindmap == NULL) {
cmp_anim_destroybind(a);
return RET_OUTOFMEMORY;
}
a->pose = m->model_inst->poses[geo_idx];
ASSERT(a->pose);
for (uint i = 0, cnt = desc.pose_cnt; i < cnt; i++) {
const char* bind_name = anim_get_posebinding(reel, i);
uint idx = gfx_model_findjoint(sk, bind_name);
if (idx == INVALID_INDEX) {
log_printf(LOG_WARNING, "Mapping model '%s' to animation '%s' failed", m->filepath,
a->filepath);
cmp_anim_destroybind(a);
return RET_FAIL;
}
/* collect root joints */
if (sk->joints[idx].parent_id == INVALID_INDEX) {
ASSERT(root_idx < CMP_MESH_XFORM_MAX);
root_nodes[root_idx++] = idx;
}
a->bindmap[i] = idx;
}
/* setup root matrix and root indexes */
mat3_setm(&a->root_mat, &sk->joints_rootmat);
if (root_idx > 0) {
a->root_idxs = (uint*)A_ALLOC(a->alloc, sizeof(uint)*root_idx, MID_ANIM);
if (a->root_idxs == NULL) {
cmp_anim_destroybind(a);
return RET_OUTOFMEMORY;
}
for (uint i = 0; i < root_idx; i++)
a->root_idxs[i] = root_nodes[i];
a->root_cnt = root_idx;
}
return RET_OK;
}
result_t cmp_anim_createhierarchy(struct cmp_anim* a, struct cmp_model* m, struct gfx_model* gmodel)
{
uint root_idx = 0;
uint root_nodes[CMP_MESH_XFORM_MAX];
a->xform_hdls = m->xforms;
/* bind maps */
anim_reel reel = rs_get_animreel(a->clip_hdl);
if (reel == NULL)
return RET_OK;
struct anim_reel_desc desc;
anim_get_desc(&desc, reel);
a->bindmap = (uint*)A_ALLOC(a->alloc, sizeof(uint)*desc.pose_cnt, MID_ANIM);
if (a->bindmap == NULL) {
cmp_anim_destroybind(a);
return RET_OUTOFMEMORY;
}
for (uint i = 0; i < desc.pose_cnt; i++) {
const char* bind_name = anim_get_posebinding(reel, i);
uint idx = gfx_model_findnode(gmodel, bind_name);
if (idx == INVALID_INDEX) {
log_printf(LOG_WARNING, "Mapping model '%s' to animation '%s' failed", m->filepath,
a->filepath);
cmp_anim_destroybind(a);
return RET_FAIL;
}
a->bindmap[i] = idx;
/* collect 1st level child nodes (as root nodes) */
if (gmodel->nodes[idx].parent_id != INVALID_INDEX &&
gmodel->nodes[gmodel->nodes[idx].parent_id].parent_id == INVALID_INDEX)
{
ASSERT(root_idx < CMP_MESH_XFORM_MAX);
root_nodes[root_idx++] = idx;
}
} /* foreach: pose */
/* setup root matrix and root indexes */
mat3_setm(&a->root_mat, &gmodel->root_mat);
if (root_idx > 0) {
a->root_idxs = (uint*)A_ALLOC(a->alloc, sizeof(uint)*root_idx, MID_ANIM);
if (a->root_idxs == NULL) {
cmp_anim_destroybind(a);
return RET_OUTOFMEMORY;
}
for (uint i = 0; i < root_idx; i++)
a->root_idxs[i] = root_nodes[i];
a->root_cnt = root_idx;
}
return RET_OK;
}
struct gfx_model_posegpu* model_load_gpupose(struct allocator* alloc,
struct allocator* tmp_alloc, const struct gfx_model_geo* geo, uint rpath_flags)
{
ASSERT(geo->skeleton != NULL);
struct gfx_model_posegpu* gpose = (struct gfx_model_posegpu*)A_ALLOC(alloc,
sizeof(struct gfx_model_posegpu), MID_GFX);
ASSERT(gpose);
memset(gpose, 0x00, sizeof(struct gfx_model_posegpu));
uint joint_cnt = geo->skeleton->joint_cnt;
gpose->mats = (struct mat3f*)A_ALIGNED_ALLOC(alloc, sizeof(struct mat3f)*joint_cnt*3, MID_GFX);
ASSERT(gpose->mats);
gpose->mat_cnt = geo->skeleton->joint_cnt;
gpose->offset_mats = gpose->mats + geo->skeleton->joint_cnt;
gpose->skin_mats = gpose->mats + geo->skeleton->joint_cnt*2;
gpose->skeleton = geo->skeleton;
memcpy(gpose->mats, geo->skeleton->init_pose, sizeof(struct mat3f)*geo->skeleton->joint_cnt);
for (uint i = 0; i < joint_cnt; i++)
mat3_setm(&gpose->offset_mats[i], &geo->skeleton->joints[i].offset_mat);
return gpose;
}
/*************************************************************************************************
* Events
*/
mt_event mt_event_create(struct allocator* alloc)
{
mt_event e = (mt_event)A_ALLOC(alloc, sizeof(struct mt_event_data), 0);
if (e == NULL)
return NULL;
memset(e, 0x00, sizeof(struct mt_event_data));
e->alloc = alloc;
result_t r = arr_create(alloc, &e->signals, sizeof(HANDLE), 8, 16, 0);
if (IS_FAIL(r)) {
A_FREE(alloc, e);
return NULL;
}
return e;
}
gfx_buffer model_loadvbuffer(file_t f, uint vert_cnt, uint elem_sz, struct allocator* tmp_alloc,
uint thread_id)
{
uint size = vert_cnt * elem_sz;
A_SAVE(tmp_alloc);
void* buf = A_ALLOC(tmp_alloc, size, MID_GFX);
if (buf == NULL) {
A_LOAD(tmp_alloc);
return NULL;
}
fio_read(f, buf, elem_sz, vert_cnt);
gfx_buffer gbuf = gfx_create_buffer(GFX_BUFFER_VERTEX, GFX_MEMHINT_STATIC, size, buf, thread_id);
A_FREE(tmp_alloc, buf);
A_LOAD(tmp_alloc);
return gbuf;
}
int model_loadmesh(struct gfx_model_mesh* mesh, file_t f, struct allocator* alloc)
{
struct h3d_mesh h3dmesh;
fio_read(f, &h3dmesh, sizeof(h3dmesh), 1);
mesh->geo_id = h3dmesh.geo_idx;
mesh->submesh_cnt = h3dmesh.submesh_cnt;
if (h3dmesh.submesh_cnt > 0) {
mesh->submeshes = (struct gfx_model_submesh*)A_ALLOC(alloc,
sizeof(struct gfx_model_submesh)*h3dmesh.submesh_cnt, MID_GFX);
if (mesh->submeshes == NULL)
return FALSE;
for (uint i = 0; i < h3dmesh.submesh_cnt; i++) {
struct h3d_submesh h3dsubmesh;
fio_read(f, &h3dsubmesh, sizeof(h3dsubmesh), 1);
mesh->submeshes[i].mtl_id = h3dsubmesh.mtl_idx;
mesh->submeshes[i].subset_id = h3dsubmesh.subset_idx;
}
}
return TRUE;
}
int model_loadocc(struct gfx_model_occ* occ, file_t f, struct allocator* alloc)
{
struct h3d_occ h3docc;
fio_read(f, &h3docc, sizeof(struct h3d_occ), 1);
strcpy(occ->name, h3docc.name);
occ->tri_cnt = h3docc.tri_cnt;
occ->vert_cnt = h3docc.vert_cnt;
occ->indexes = (uint16*)A_ALLOC(alloc, sizeof(uint16)*h3docc.tri_cnt*3, MID_GFX);
occ->poss = (struct vec3f*)A_ALIGNED_ALLOC(alloc, sizeof(struct vec3f)*h3docc.vert_cnt, MID_GFX);
if (occ->indexes == NULL || occ->poss == NULL) {
err_printn(__FILE__, __LINE__, RET_OUTOFMEMORY);
return FALSE;
}
fio_read(f, occ->indexes, sizeof(uint16), h3docc.tri_cnt*3);
fio_read(f, occ->poss, sizeof(struct vec3f), h3docc.vert_cnt);
return TRUE;
}
int model_loadnode(struct gfx_model_node* node, file_t f, struct allocator* alloc)
{
struct h3d_node h3dnode;
fio_read(f, &h3dnode, sizeof(h3dnode), 1);
strcpy(node->name, h3dnode.name);
node->name_hash = hash_str(h3dnode.name);
node->mesh_id = h3dnode.mesh_idx;
node->child_cnt = h3dnode.child_cnt;
node->parent_id = h3dnode.parent_idx;
model_loadmat(&node->local_mat, h3dnode.local_xform);
aabb_setf(&node->bb, h3dnode.bb_min[0], h3dnode.bb_min[1], h3dnode.bb_min[2],
h3dnode.bb_max[0], h3dnode.bb_max[1], h3dnode.bb_max[2]);
if (h3dnode.child_cnt > 0) {
node->child_ids = (uint*)A_ALLOC(alloc, sizeof(uint)*h3dnode.child_cnt, MID_GFX);
if (node->child_ids == NULL)
return FALSE;
fio_read(f, node->child_ids, sizeof(uint), h3dnode.child_cnt);
}
return TRUE;
}
int model_loadmtl(struct gfx_model_mtl* mtl, file_t f, struct allocator* alloc)
{
struct h3d_mtl h3dmtl;
fio_read(f, &h3dmtl, sizeof(h3dmtl), 1);
color_setf(&mtl->ambient, h3dmtl.ambient[0], h3dmtl.ambient[1], h3dmtl.ambient[2], 1.0f);
color_setf(&mtl->diffuse, h3dmtl.diffuse[0], h3dmtl.diffuse[1], h3dmtl.diffuse[2], 1.0f);
color_setf(&mtl->specular, h3dmtl.specular[0], h3dmtl.specular[1], h3dmtl.specular[2], 1.0f);
color_setf(&mtl->emissive, h3dmtl.emissive[0], h3dmtl.emissive[1], h3dmtl.emissive[2], 1.0f);
mtl->spec_exp = h3dmtl.spec_exp;
mtl->spec_intensity = h3dmtl.spec_intensity;
mtl->opacity = h3dmtl.opacity;
mtl->map_cnt = h3dmtl.texture_cnt;
if (h3dmtl.texture_cnt > 0) {
mtl->maps = (struct gfx_model_map*)A_ALLOC(alloc,
sizeof(struct gfx_model_map)*h3dmtl.texture_cnt, MID_GFX);
if (mtl->maps == NULL)
return FALSE;
for (uint i = 0; i < h3dmtl.texture_cnt; i++) {
struct h3d_texture h3dtex;
fio_read(f, &h3dtex, sizeof(h3dtex), 1);
/* h3d_texture_type = gfx_model_maptype */
mtl->maps[i].type = (enum gfx_model_maptype)h3dtex.type;
strcpy(mtl->maps[i].filepath, h3dtex.filepath);
/* TODO: this is a workaround for diffuse mapped materials that
* imports false color values from assimp */
if (mtl->maps[i].type == GFX_MODEL_DIFFUSEMAP)
color_setc(&mtl->diffuse, &g_color_white);
}
}
if (mtl->opacity < (1.0f - EPSILON))
BIT_ADD(mtl->flags, GFX_MODEL_MTLFLAG_TRANSPARENT);
return TRUE;
}
/* Runs in main thread, syncs resources */
void rs_update()
{
uint job_id = g_rs.load_jobid;
if (job_id != 0) {
if (!tsk_check_finished(job_id)) {
gfx_delayed_createobjects();
return;
} else {
gfx_delayed_finalizeobjects();
}
}
struct rs_load_job_params* params = &g_rs.job_params;
struct rs_load_job_result* result = &g_rs.job_result;
/* if we already have a job_id, it means that the job is finished
* update the database and destroy the task */
if (job_id != 0) {
struct rs_load_job_params* params = (struct rs_load_job_params*)tsk_get_params(job_id);
struct rs_load_job_result* result = (struct rs_load_job_result*)tsk_get_result(job_id);
for (uint i = 0; i < params->cnt; i++) {
struct rs_load_data* ldata = params->load_items[i];
reshandle_t hdl = ldata->hdl;
/* check the handle in unload list and unload immediately */
int must_unload = rs_search_in_unloads(hdl);
struct rs_resource* r = rs_resource_get(hdl);
if (result->ptrs[i] != NULL) {
r->ptr = result->ptrs[i];
if (!must_unload) {
/* register hot-loading */
if (BIT_CHECK(g_rs.flags, RS_FLAG_HOTLOADING) && !ldata->reload)
rs_register_hotload(ldata);
/* apply reload funcs */
rs_resource_manualreload(ldata);
} else {
rs_remove_fromdb(hdl);
}
} else if (must_unload) {
rs_remove_fromdb(hdl);
}
mem_pool_free(&g_rs.load_data_pool, params->load_items[i]);
}
/* cleanup */
tsk_destroy(job_id);
}
/* fill new params and dispatch the job */
struct linked_list* lnode = g_rs.load_list;
uint qcnt = 0;
while (qcnt < g_rs.load_threads_max && lnode != NULL) {
params->load_items[qcnt++] = (struct rs_load_data*)lnode->data;
list_remove(&g_rs.load_list, lnode);
lnode = g_rs.load_list;
}
params->cnt = qcnt;
/* dispatch to first thread only (exclusive mode) */
if (qcnt > 0) {
int thread_cnt = (int)g_rs.load_threads_max;
struct allocator* tmp_alloc = tsk_get_tmpalloc(0);
int* thread_idxs = (int*)A_ALLOC(tmp_alloc, sizeof(uint)*thread_cnt, MID_RES);
ASSERT(thread_idxs);
for (int i = 0; i < thread_cnt; i++)
thread_idxs[i] = i;
g_rs.load_jobid = tsk_dispatch_exclusive(rs_threaded_load_fn, thread_idxs, thread_cnt,
params, result);
A_FREE(tmp_alloc, thread_idxs);
} else {
g_rs.load_jobid = 0;
}
}
void test_freelist()
{
const uint item_cnt = 100000;
const uint max_size = item_cnt * 1024;
void** ptrs = (void**)ALLOC(item_cnt*sizeof(void*), 0);
uint* h = (uint*)ALLOC(item_cnt*sizeof(uint), 0);
size_t* sizes = (size_t*)ALLOC(item_cnt*sizeof(size_t), 0);
uint free_cnt = 0;
struct freelist_alloc freelist;
struct allocator alloc;
mem_freelist_create(mem_heap(), &freelist, max_size, 0);
mem_freelist_bindalloc(&freelist, &alloc);
uint64 t1 = timer_querytick();
log_printf(LOG_TEXT, "allocating %d items from freelist (with hash validation)...", item_cnt);
for (uint i = 0; i < item_cnt; i++) {
int s = rand_geti(8, 1024);
ASSERT(s <= 1024);
ptrs[i] = A_ALLOC(&alloc, s, 6);
ASSERT(ptrs[i]);
if (i > 0 && rand_flipcoin(50)) {
uint idx_tofree = rand_geti(0, i-1);
if (ptrs[idx_tofree] != NULL) {
A_FREE(&alloc, ptrs[idx_tofree]);
ptrs[idx_tofree] = NULL;
}
}
// random fill the buffer
memset(ptrs[i], 0x00, s);
h[i] = hash_murmur32(ptrs[i], s, 100);
sizes[i] = s;
}
// check if the remaining buffers are untouched
for (uint i = 0; i < item_cnt; i++) {
if (ptrs[i] != NULL) {
#if defined(_DEBUG_)
uint hh = hash_murmur32(ptrs[i], sizes[i], 100);
ASSERT(h[i] == hh);
#endif
}
}
for (uint i = 0; i < item_cnt; i++) {
//if (rand_flipcoin(50)) {
if (ptrs[i] != NULL) {
A_FREE(&alloc, ptrs[i]);
free_cnt ++;
ptrs[i] = NULL;
}
//}
}
/* report leaks */
uint leaks_cnt = mem_freelist_getleaks(&freelist, NULL);
if (leaks_cnt > 0)
log_printf(LOG_TEXT, "%d leaks found", leaks_cnt);
mem_freelist_destroy(&freelist);
log_print(LOG_TEXT, "done.");
log_printf(LOG_TEXT, "took %f ms.",
timer_calctm(t1, timer_querytick())*1000.0f);
FREE(ptrs);
FREE(h);
FREE(sizes);
}
struct gfx_model_mtlgpu* model_load_gpumtl(struct allocator* main_alloc,
struct allocator* alloc, struct allocator* tmp_alloc, const struct gfx_model_mtl* mtl,
uint rpath_flags)
{
struct gfx_model_mtlgpu* gmtl = (struct gfx_model_mtlgpu*)A_ALLOC(alloc,
sizeof(struct gfx_model_mtlgpu), MID_GFX);
ASSERT(gmtl);
memset(gmtl, 0x00, sizeof(struct gfx_model_mtlgpu));
for (uint i = 0; i < GFX_MODEL_MAX_MAPS; i++)
gmtl->textures[i] = INVALID_HANDLE;
/* load textures */
for (uint i = 0; i < mtl->map_cnt; i++) {
enum gfx_model_maptype type = mtl->maps[i].type;
int srgb = FALSE;
if (type == GFX_MODEL_DIFFUSEMAP || type == GFX_MODEL_REFLECTIONMAP ||
type == GFX_MODEL_EMISSIVEMAP)
{
srgb = TRUE;
}
gmtl->textures[type] = rs_load_texture(mtl->maps[i].filepath, 0, srgb, 0);
if (gmtl->textures[type] == INVALID_HANDLE) {
model_destroy_gpumtl(alloc, gmtl);
return NULL;
}
}
const struct gfx_rpath* rpath;
/* render-passes for each material */
/* PRIMARY pass */
rpath = gfx_rpath_detect(CMP_OBJTYPE_MODEL, rpath_flags);
gmtl->passes[GFX_RENDERPASS_PRIMARY].rpath = rpath;
if (rpath != NULL) {
gmtl->passes[GFX_RENDERPASS_PRIMARY].shader_id =
rpath->getshader_fn(CMP_OBJTYPE_MODEL, rpath_flags);
if (gmtl->passes[GFX_RENDERPASS_PRIMARY].shader_id == 0) {
log_printf(LOG_WARNING, "unsupported shader for render-path '%s' : %s", rpath->name,
gfx_rpath_getflagstr(rpath_flags));
model_destroy_gpumtl(alloc, gmtl);
return NULL;
}
}
/* sun shadow pass */
rpath = gfx_rpath_detect(CMP_OBJTYPE_MODEL, rpath_flags | GFX_RPATH_CSMSHADOW);
gmtl->passes[GFX_RENDERPASS_SUNSHADOW].rpath = rpath;
if (rpath != NULL) {
gmtl->passes[GFX_RENDERPASS_SUNSHADOW].shader_id =
rpath->getshader_fn(CMP_OBJTYPE_MODEL, rpath_flags | GFX_RPATH_CSMSHADOW);
}
/* spot shadow pass */
rpath = gfx_rpath_detect(CMP_OBJTYPE_MODEL, rpath_flags | GFX_RPATH_SPOTSHADOW);
gmtl->passes[GFX_RENDERPASS_SPOTSHADOW].rpath = rpath;
if (rpath != NULL) {
gmtl->passes[GFX_RENDERPASS_SPOTSHADOW].shader_id =
rpath->getshader_fn(CMP_OBJTYPE_MODEL, rpath_flags | GFX_RPATH_SPOTSHADOW);
}
/* point shadow pass */
rpath = gfx_rpath_detect(CMP_OBJTYPE_MODEL, rpath_flags | GFX_RPATH_POINTSHADOW);
gmtl->passes[GFX_RENDERPASS_POINTSHADOW].rpath = rpath;
if (rpath != NULL) {
gmtl->passes[GFX_RENDERPASS_POINTSHADOW].shader_id =
rpath->getshader_fn(CMP_OBJTYPE_MODEL, rpath_flags | GFX_RPATH_POINTSHADOW);
}
/* mirror/reflection pass */
rpath = gfx_rpath_detect(CMP_OBJTYPE_MODEL, rpath_flags | GFX_RPATH_MIRROR);
gmtl->passes[GFX_RENDERPASS_MIRROR].rpath = rpath;
if (rpath != NULL) {
gmtl->passes[GFX_RENDERPASS_MIRROR].shader_id =
rpath->getshader_fn(CMP_OBJTYPE_MODEL, rpath_flags | GFX_RPATH_MIRROR);
}
/* transparent pass */
rpath = gfx_rpath_detect(CMP_OBJTYPE_MODEL, rpath_flags | GFX_RPATH_ALPHABLEND);
gmtl->passes[GFX_RENDERPASS_TRANSPARENT].rpath = rpath;
if (rpath != NULL) {
gmtl->passes[GFX_RENDERPASS_TRANSPARENT].shader_id =
rpath->getshader_fn(CMP_OBJTYPE_MODEL, rpath_flags | GFX_RPATH_ALPHABLEND);
}
/* cblock for material: use primary shader for it's creation */
/* note that cblock of mtl can be NULL, because some render-paths like deferred may not use it*/
gmtl->cb = gfx_shader_create_cblock(main_alloc, tmp_alloc,
gfx_shader_get(gmtl->passes[GFX_RENDERPASS_PRIMARY].shader_id), "cb_mtl", NULL);
/* if could not find 'cb_mtl' in the shader, try creating it in raw mode (w/o gpu_buffer) */
if (gmtl->cb == NULL) {
static const struct gfx_constant_desc constants[] = {
{"c_mtl_ambientclr", 0, GFX_CONSTANT_FLOAT4, 16, 1, 16, 0},
{"c_mtl_diffuseclr", 0, GFX_CONSTANT_FLOAT4, 16, 1, 16, 16},
{"c_mtl_specularclr", 0, GFX_CONSTANT_FLOAT4, 16, 1, 16, 32},
{"c_mtl_emissiveclr", 0, GFX_CONSTANT_FLOAT4, 16, 1, 16, 48},
{"c_mtl_props", 0, GFX_CONSTANT_FLOAT4, 16, 1, 16, 64}
};
gmtl->cb = gfx_shader_create_cblockraw(main_alloc, "cb_mtl", constants, 5);
}
return gmtl;
}
struct gfx_model* gfx_model_load(struct allocator* alloc, const char* h3dm_filepath,
uint thread_id)
{
struct allocator* tmp_alloc = tsk_get_tmpalloc(thread_id);
A_SAVE(tmp_alloc);
struct h3d_header header;
struct h3d_model h3dmodel;
struct gfx_model* model = NULL;
uint renderable_idx = 0;
struct stack_alloc stack_mem;
struct allocator stack_alloc;
result_t r;
memset(&stack_mem, 0x00, sizeof(stack_mem));
file_t f = fio_openmem(tmp_alloc, h3dm_filepath, FALSE, MID_GFX);
if (f == NULL) {
err_printf(__FILE__, __LINE__, "load model '%s' failed: could not open file", h3dm_filepath);
goto err_cleanup;
}
/* header */
fio_read(f, &header, sizeof(header), 1);
if (header.sign != H3D_SIGN || header.type != H3D_MESH) {
err_printf(__FILE__, __LINE__, "load model '%s' failed: invalid file format", h3dm_filepath);
goto err_cleanup;
}
if (header.version != H3D_VERSION && header.version != H3D_VERSION_13) {
err_printf(__FILE__, __LINE__, "load model '%s' failed: file version not implemented/obsolete",
h3dm_filepath);
goto err_cleanup;
}
/* model */
fio_read(f, &h3dmodel, sizeof(h3dmodel), 1);
/* calculate size and create stack allocator for proceeding allocations */
size_t total_sz =
sizeof(struct gfx_model) +
h3dmodel.node_cnt*sizeof(struct gfx_model_node) + 16 +
h3dmodel.node_cnt*sizeof(uint) +
h3dmodel.geo_cnt*sizeof(struct gfx_model_geo) +
h3dmodel.mesh_cnt*sizeof(struct gfx_model_mesh) +
h3dmodel.mtl_cnt*sizeof(struct gfx_model_mtl) +
h3dmodel.has_occ*sizeof(struct gfx_model_occ) +
h3dmodel.total_childidxs*sizeof(uint) +
h3dmodel.total_geo_subsets*sizeof(struct gfx_model_geosubset) +
h3dmodel.total_joints*sizeof(struct gfx_model_joint) +
h3dmodel.total_joints*sizeof(struct mat3f) +
h3dmodel.total_submeshes*sizeof(struct gfx_model_submesh) +
h3dmodel.total_skeletons*sizeof(struct gfx_model_skeleton) +
h3dmodel.total_skeletons*32 + /* 2 aligned allocs per skeleton */
h3dmodel.total_maps*sizeof(struct gfx_model_map) +
h3dmodel.occ_idx_cnt*sizeof(uint16) +
h3dmodel.occ_vert_cnt*sizeof(struct vec3f) +
h3dmodel.has_occ*16; /* 1 aligned alloc for occ */
r = mem_stack_create(alloc, &stack_mem, total_sz, MID_GFX);
if (IS_FAIL(r)) {
err_printn(__FILE__, __LINE__, RET_OUTOFMEMORY);
goto err_cleanup;
}
mem_stack_bindalloc(&stack_mem, &stack_alloc);
/* */
model = (struct gfx_model*)A_ALLOC(&stack_alloc, sizeof(struct gfx_model), MID_GFX);
if (model == NULL) {
err_printn(__FILE__, __LINE__, RET_OUTOFMEMORY);
goto err_cleanup;
}
memset(model, 0x00, sizeof(struct gfx_model));
model->alloc = alloc;
/* nodes */
if (h3dmodel.node_cnt > 0) {
model->nodes = (struct gfx_model_node*)A_ALIGNED_ALLOC(&stack_alloc,
sizeof(struct gfx_model_node)*h3dmodel.node_cnt, MID_GFX);
ASSERT(model->nodes);
memset(model->nodes, 0x00, sizeof(struct gfx_model_node)*h3dmodel.node_cnt);
for (uint i = 0; i < h3dmodel.node_cnt; i++) {
struct gfx_model_node* node = &model->nodes[i];
if (!model_loadnode(node, f, &stack_alloc))
goto err_cleanup;
/* NOTE: we set root matrix to identity and keep the old one as "root_mat" */
if (i == 0) {
mat3_setm(&model->root_mat, &node->local_mat);
mat3_set_ident(&node->local_mat);
}
model->node_cnt ++;
}
}
/* meshes */
if (h3dmodel.mesh_cnt > 0) {
model->meshes = (struct gfx_model_mesh*)A_ALLOC(&stack_alloc,
sizeof(struct gfx_model_mesh)*h3dmodel.mesh_cnt, MID_GFX);
ASSERT(model->meshes);
memset(model->meshes, 0x00, sizeof(struct gfx_model_mesh)*h3dmodel.mesh_cnt);
uint idx = 0;
for (uint i = 0; i < h3dmodel.mesh_cnt; i++) {
struct gfx_model_mesh* mesh = &model->meshes[i];
if (!model_loadmesh(mesh, f, &stack_alloc))
goto err_cleanup;
/* assign global indexes */
for (uint k = 0; k < mesh->submesh_cnt; k++)
mesh->submeshes[k].offset_idx = idx++;
model->mesh_cnt ++;
}
}
/* geos */
if (h3dmodel.geo_cnt > 0) {
model->geos = (struct gfx_model_geo*)A_ALLOC(&stack_alloc,
sizeof(struct gfx_model_geo)*h3dmodel.geo_cnt, MID_GFX);
ASSERT(model->geos);
memset(model->geos, 0x00, sizeof(struct gfx_model_geo)*h3dmodel.geo_cnt);
for (uint i = 0; i < h3dmodel.geo_cnt; i++) {
struct gfx_model_geo* geo = &model->geos[i];
if (!model_loadgeo(geo, f, &stack_alloc, tmp_alloc, thread_id))
goto err_cleanup;
model->geo_cnt ++;
}
}
/* materials */
if (h3dmodel.mtl_cnt > 0) {
model->mtls = (struct gfx_model_mtl*)A_ALLOC(&stack_alloc,
sizeof(struct gfx_model_mtl)*h3dmodel.mtl_cnt, MID_GFX);
ASSERT(model->mtls);
memset(model->mtls, 0x00, sizeof(struct gfx_model_mtl)*h3dmodel.mtl_cnt);
for (uint i = 0; i < h3dmodel.mtl_cnt; i++) {
struct gfx_model_mtl* mtl = &model->mtls[i];
if (!model_loadmtl(mtl, f, &stack_alloc))
goto err_cleanup;
model->mtl_cnt ++;
}
}
if (header.version >= H3D_VERSION_11 && h3dmodel.has_occ) {
model->occ = (struct gfx_model_occ*)A_ALLOC(&stack_alloc, sizeof(struct gfx_model_occ),
MID_GFX);
ASSERT(model->occ);
memset(model->occ, 0x00, sizeof(struct gfx_model_occ));
if (!model_loadocc(model->occ, f, &stack_alloc))
goto err_cleanup;
}
/* populate renderable nodes */
model->renderable_idxs = (uint*)A_ALLOC(&stack_alloc, sizeof(uint)*h3dmodel.node_cnt,
MID_GFX);
ASSERT(model->renderable_idxs);
for (uint i = 0; i < h3dmodel.node_cnt; i++) {
struct gfx_model_node* node = &model->nodes[i];
if (node->mesh_id != INVALID_INDEX)
model->renderable_idxs[renderable_idx++] = i;
}
model->renderable_cnt = renderable_idx;
/* calculate sum of aabb(s) from renderable nodes */
aabb_setzero(&model->bb);
struct mat3f node_mat; /* transform matrix, relative to model */
for (uint i = 0; i < renderable_idx; i++) {
struct gfx_model_node* node = &model->nodes[model->renderable_idxs[i]];
mat3_setm(&node_mat, &node->local_mat);
struct gfx_model_node* pnode = node;
while (pnode->parent_id != INVALID_INDEX) {
pnode = &model->nodes[pnode->parent_id];
mat3_mul(&node_mat, &node_mat, &pnode->local_mat);
}
if (node->parent_id != INVALID_INDEX)
mat3_mul(&node_mat, &node_mat, &model->root_mat);
/* transform local box to model-relative bounding box and merge with final */
struct aabb bb;
aabb_xform(&bb, &model->nodes[model->renderable_idxs[i]].bb, &node_mat);
aabb_merge(&model->bb, &model->bb, &bb);
}
/* for empty models, we set a minimal bounding-box */
if (aabb_iszero(&model->bb)) {
aabb_pushptf(&model->bb, 0.1f, 0.1f, 0.1f);
aabb_pushptf(&model->bb, -0.1f, -0.1f, -0.1f);
}
fio_close(f);
A_LOAD(tmp_alloc);
if (thread_id != 0) {
gfx_delayed_waitforobjects(thread_id);
gfx_delayed_fillobjects(thread_id);
}
return model;
err_cleanup:
if (f != NULL)
fio_close(f);
if (model != NULL)
gfx_model_unload(model);
mem_stack_destroy(&stack_mem);
A_LOAD(tmp_alloc);
return NULL;
}
struct gfx_model_instance* gfx_model_createinstance(struct allocator* alloc,
struct allocator* tmp_alloc, reshandle_t model)
{
struct gfx_model* m = rs_get_model(model);
uint unique_cnt = 0;
uint joint_cnt = 0;
uint skeleton_cnt = 0;
for (uint i = 0; i < m->mesh_cnt; i++)
unique_cnt += m->meshes[i].submesh_cnt;
for (uint i = 0; i < m->geo_cnt; i++) {
if (m->geos[i].skeleton != NULL) {
joint_cnt += m->geos[i].skeleton->joint_cnt*3;
skeleton_cnt ++;
}
}
/* create stack memory for proceeding allocs and calculate size */
struct stack_alloc stack_mem;
struct allocator stack_alloc;
size_t total_sz =
sizeof(struct gfx_model_instance) +
m->mtl_cnt*sizeof(struct gfx_model_mtlgpu) +
m->geo_cnt*sizeof(struct gfx_model_posegpu) +
sizeof(uint)*unique_cnt +
sizeof(int)*m->renderable_cnt +
skeleton_cnt*16 +
joint_cnt*sizeof(struct mat3f)*3;
if (IS_FAIL(mem_stack_create(alloc, &stack_mem, total_sz, MID_GFX)))
return NULL;
mem_stack_bindalloc(&stack_mem, &stack_alloc);
/* */
struct gfx_model_instance* inst = (struct gfx_model_instance*)A_ALLOC(&stack_alloc,
sizeof(struct gfx_model_instance), MID_GFX);
ASSERT(inst);
memset(inst, 0x00, sizeof(struct gfx_model_instance));
inst->alloc = alloc;
inst->model = model;
/* gpu materials */
if (m->mtl_cnt > 0) {
inst->mtls = (struct gfx_model_mtlgpu**)A_ALLOC(&stack_alloc,
sizeof(struct gfx_model_mtlgpu*)*m->mtl_cnt, MID_GFX);
ASSERT(inst->mtls);
memset(inst->mtls, 0x00, sizeof(struct gfx_model_mtlgpu*)*m->mtl_cnt);
}
if (m->geo_cnt > 0) {
inst->poses = (struct gfx_model_posegpu**)A_ALLOC(&stack_alloc,
sizeof(struct gfx_model_posegpu*)*m->geo_cnt, MID_GFX);
ASSERT(inst->poses);
memset(inst->poses, 0x00, sizeof(struct gfx_model_posegpu*)*m->geo_cnt);
inst->pose_cnt = m->geo_cnt;
}
for (uint i = 0; i < m->renderable_cnt; i++) {
struct gfx_model_node* n = &m->nodes[m->renderable_idxs[i]];
struct gfx_model_mesh* mesh = &m->meshes[n->mesh_id];
for (uint k = 0; k < mesh->submesh_cnt; k++) {
uint geo_id = mesh->geo_id;
uint mtl_id = mesh->submeshes[k].mtl_id;
uint rpath_flags = model_make_rpathflags(m, n->mesh_id, k);
/* create material gpu data, if not created before */
if (inst->mtls[mtl_id] == NULL) {
inst->mtls[mtl_id] = model_load_gpumtl(alloc, &stack_alloc, tmp_alloc,
&m->mtls[mtl_id], rpath_flags);
if (inst->mtls[mtl_id] == NULL) {
gfx_model_destroyinstance(inst);
return NULL;
}
}
if (inst->poses[geo_id] == NULL && BIT_CHECK(rpath_flags, GFX_RPATH_SKINNED)) {
inst->poses[geo_id] = model_load_gpupose(&stack_alloc, tmp_alloc, &m->geos[geo_id],
rpath_flags);
if (inst->poses[geo_id] == NULL) {
gfx_model_destroyinstance(inst);
return NULL;
}
}
}
}
/* create unique Ids */
if (unique_cnt > 0) {
inst->unique_ids = (uint*)A_ALLOC(&stack_alloc, sizeof(uint)*unique_cnt, MID_GFX);
if (inst->unique_ids == NULL) {
gfx_model_destroyinstance(inst);
return NULL;
}
memset(inst->unique_ids, 0x00, sizeof(uint)*unique_cnt);
}
/* create alpha flags */
inst->alpha_flags = (int*)A_ALLOC(&stack_alloc, sizeof(int)*m->renderable_cnt, MID_GFX);
memset(inst->alpha_flags, 0x00, sizeof(int)*m->renderable_cnt);
/* update data of materials */
gfx_model_updatemtls(inst);
return inst;
}
int model_loadgeo(struct gfx_model_geo* geo, file_t f, struct allocator* alloc,
struct allocator* tmp_alloc, uint thread_id)
{
struct h3d_geo h3dgeo;
uint v_cnt = 0;
fio_read(f, &h3dgeo, sizeof(h3dgeo), 1);
geo->vert_cnt = h3dgeo.vert_cnt;
geo->vert_id_cnt = h3dgeo.vert_id_cnt;
geo->tri_cnt = h3dgeo.tri_cnt;
geo->subset_cnt = h3dgeo.subset_cnt;
geo->ib_type = h3dgeo.ib_isui32 ? GFX_INDEX_UINT32 : GFX_INDEX_UINT16;
memcpy(geo->vert_ids, h3dgeo.vert_ids, sizeof(h3dgeo.vert_ids));
/* subsets */
ASSERT(h3dgeo.subset_cnt > 0);
geo->subsets = (struct gfx_model_geosubset*)A_ALLOC(alloc,
sizeof(struct gfx_model_geosubset)*h3dgeo.subset_cnt, MID_GFX);
ASSERT(geo->subsets != NULL);
for (uint i = 0; i < h3dgeo.subset_cnt; i++) {
struct h3d_geo_subset h3dsubset;
fio_read(f, &h3dsubset, sizeof(h3dsubset), 1);
geo->subsets[i].ib_idx = h3dsubset.ib_idx;
geo->subsets[i].idx_cnt = h3dsubset.idx_cnt;
}
/* indexes */
ASSERT(h3dgeo.tri_cnt > 0);
uint ibuffer_sz = (geo->ib_type == GFX_INDEX_UINT16) ? sizeof(uint16)*h3dgeo.tri_cnt*3 :
sizeof(uint)*h3dgeo.tri_cnt*3;
void* indexes = A_ALLOC(tmp_alloc, ibuffer_sz, MID_GFX);
if (indexes == NULL)
goto err_cleanup;
fio_read(f, indexes, ibuffer_sz, 1);
geo->ibuffer = gfx_create_buffer(GFX_BUFFER_INDEX, GFX_MEMHINT_STATIC, ibuffer_sz, indexes,
thread_id);
A_FREE(tmp_alloc, indexes);
if (geo->ibuffer == NULL)
goto err_cleanup;
/* vertices */
/* base data */
int has_pos = model_checkvertid(h3dgeo.vert_ids, h3dgeo.vert_id_cnt,
GFX_INPUTELEMENT_ID_POSITION);
int has_norm = model_checkvertid(h3dgeo.vert_ids, h3dgeo.vert_id_cnt,
GFX_INPUTELEMENT_ID_NORMAL);
int has_coord = model_checkvertid(h3dgeo.vert_ids, h3dgeo.vert_id_cnt,
GFX_INPUTELEMENT_ID_TEXCOORD0);
if (has_pos | has_norm | has_coord) {
geo->vbuffers[GFX_MODEL_BUFFER_BASE] =
model_loadvbuffer(f, h3dgeo.vert_cnt, sizeof(struct h3d_vertex_base), tmp_alloc,
thread_id);
if (geo->vbuffers[GFX_MODEL_BUFFER_BASE] == NULL)
goto err_cleanup;
}
geo->vert_ids[v_cnt++] = GFX_INPUTELEMENT_ID_POSITION;
if (has_norm)
geo->vert_ids[v_cnt++] = GFX_INPUTELEMENT_ID_NORMAL;
if (has_coord)
geo->vert_ids[v_cnt++] = GFX_INPUTELEMENT_ID_TEXCOORD0;
/* skin data */
int has_bindex = model_checkvertid(h3dgeo.vert_ids, h3dgeo.vert_id_cnt,
GFX_INPUTELEMENT_ID_BLENDINDEX);
int has_bweight = model_checkvertid(h3dgeo.vert_ids, h3dgeo.vert_id_cnt,
GFX_INPUTELEMENT_ID_BLENDWEIGHT);
if (has_bindex | has_bweight) {
geo->vbuffers[GFX_MODEL_BUFFER_SKIN] = model_loadvbuffer(f, h3dgeo.vert_cnt,
sizeof(struct h3d_vertex_skin), tmp_alloc, thread_id);
if (geo->vbuffers[GFX_MODEL_BUFFER_BASE] == NULL)
goto err_cleanup;
}
if (has_bindex)
geo->vert_ids[v_cnt++] = GFX_INPUTELEMENT_ID_BLENDINDEX;
if (has_bweight)
geo->vert_ids[v_cnt++] = GFX_INPUTELEMENT_ID_BLENDWEIGHT;
/* normal-map coord data */
int has_tangent = model_checkvertid(h3dgeo.vert_ids, h3dgeo.vert_id_cnt,
GFX_INPUTELEMENT_ID_TANGENT);
int has_binorm = model_checkvertid(h3dgeo.vert_ids, h3dgeo.vert_id_cnt,
GFX_INPUTELEMENT_ID_BINORMAL);
if (has_tangent | has_binorm) {
geo->vbuffers[GFX_MODEL_BUFFER_NMAP] = model_loadvbuffer(f, h3dgeo.vert_cnt,
sizeof(struct h3d_vertex_nmap), tmp_alloc, thread_id);
if (geo->vbuffers[GFX_MODEL_BUFFER_NMAP] == NULL)
goto err_cleanup;
}
if (has_tangent)
geo->vert_ids[v_cnt++] = GFX_INPUTELEMENT_ID_TANGENT;
if (has_binorm)
geo->vert_ids[v_cnt++] = GFX_INPUTELEMENT_ID_BINORMAL;
/* Extra data */
int has_coord1 = model_checkvertid(h3dgeo.vert_ids, h3dgeo.vert_id_cnt,
GFX_INPUTELEMENT_ID_TEXCOORD1);
int has_color = model_checkvertid(h3dgeo.vert_ids, h3dgeo.vert_id_cnt,
GFX_INPUTELEMENT_ID_COLOR);
if (has_coord1 | has_color) {
geo->vbuffers[GFX_MODEL_BUFFER_EXTRA] = model_loadvbuffer(f, h3dgeo.vert_cnt,
sizeof(struct h3d_vertex_extra), tmp_alloc, thread_id);
if (geo->vbuffers[GFX_MODEL_BUFFER_EXTRA] == NULL)
goto err_cleanup;
}
if (has_coord1)
geo->vert_ids[v_cnt++] = GFX_INPUTELEMENT_ID_TEXCOORD1;
if (has_color)
geo->vert_ids[v_cnt++] = GFX_INPUTELEMENT_ID_COLOR;
/* skeleton */
if (h3dgeo.joint_cnt > 0) {
geo->skeleton = (struct gfx_model_skeleton*)A_ALLOC(alloc,
sizeof(struct gfx_model_skeleton), MID_GFX);
if (geo->skeleton == NULL)
return FALSE;
memset(geo->skeleton, 0x00, sizeof(struct gfx_model_skeleton));
geo->skeleton->joint_cnt = h3dgeo.joint_cnt;
geo->skeleton->bones_pervertex_max = h3dgeo.bones_pervertex_max;
model_loadmat(&geo->skeleton->joints_rootmat, h3dgeo.joints_rootmat);
geo->skeleton->init_pose = (struct mat3f*)A_ALIGNED_ALLOC(alloc,
sizeof(struct mat3f)*h3dgeo.joint_cnt, MID_GFX);
geo->skeleton->joints = (struct gfx_model_joint*)A_ALIGNED_ALLOC(alloc,
sizeof(struct gfx_model_joint)*h3dgeo.joint_cnt, MID_GFX);
ASSERT(geo->skeleton->init_pose != NULL);
ASSERT(geo->skeleton->joints != NULL);
for (uint i = 0; i < h3dgeo.joint_cnt; i++) {
struct h3d_joint h3djoint;
struct gfx_model_joint* joint = &geo->skeleton->joints[i];
fio_read(f, &h3djoint, sizeof(h3djoint), 1);
strcpy(joint->name, h3djoint.name);
joint->name_hash = hash_str(h3djoint.name);
model_loadmat(&joint->offset_mat, h3djoint.offset_mat);
joint->parent_id = h3djoint.parent_idx;
}
fio_read(f, geo->skeleton->init_pose, sizeof(struct mat3f), h3dgeo.joint_cnt);
}
ASSERT(v_cnt > 0);
/* input layout */
uint buff_cnt = 0;
uint input_cnt = geo->vert_id_cnt;
struct gfx_input_vbuff_desc vbuffs[GFX_MODEL_BUFFER_CNT];
struct gfx_input_element_binding inputs[GFX_INPUTELEMENT_ID_CNT];
for (uint i = 0; i < input_cnt; i++) {
inputs[i].id = (enum gfx_input_element_id)geo->vert_ids[i];
inputs[i].vb_idx = gfx_model_choose_elem_buffidx(inputs[i].id, &inputs[i].elem_offset);
}
for (uint i = 0; i < GFX_MODEL_BUFFER_CNT; i++) {
if (geo->vbuffers[i] != NULL) {
vbuffs[buff_cnt].stride = gfx_model_choose_vbuff_size(i);
vbuffs[buff_cnt].vbuff = geo->vbuffers[i];
buff_cnt ++;
}
}
geo->inputlayout = gfx_create_inputlayout(vbuffs, buff_cnt, inputs, input_cnt,
geo->ibuffer, geo->ib_type, thread_id);
if (geo->inputlayout == NULL)
goto err_cleanup;
return TRUE;
err_cleanup:
if (geo != NULL)
model_unloadgeo(geo);
return FALSE;
}
