mirror of https://github.com/bjornbytes/lovr.git
ModelData exposes nodes;
This commit is contained in:
bjorn
parent
e3fab5e107
commit
ff680f7882
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@ -1,8 +1,29 @@
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#include "api.h"
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#include "data/modelData.h"
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#include "core/maf.h"
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#include "core/map.h"
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#include <lua.h>
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#include <lauxlib.h>
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static ModelNode* luax_checknode(lua_State* L, int index, ModelData* model) {
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switch (lua_type(L, index)) {
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case LUA_TNUMBER: {
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uint32_t node = lua_tointeger(L, index) - 1;
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lovrCheck(node < model->nodeCount, "Invalid node index '%d'", node + 1);
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return &model->nodes[node];
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}
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case LUA_TSTRING: {
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size_t length;
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const char* name = lua_tolstring(L, index, &length);
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uint64_t hash = hash64(name, length);
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uint64_t entry = map_get(&model->nodeMap, hash);
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lovrCheck(entry != MAP_NIL, "ModelData has no node named '%s'", name);
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return &model->nodes[(uint32_t) entry];
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}
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default: return luax_typeerror(L, index, "number or string"), NULL;
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}
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}
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static int l_lovrModelDataGetBlobCount(lua_State* L) {
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ModelData* model = luax_checktype(L, 1, ModelData);
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lua_pushinteger(L, model->blobCount);
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@ -12,7 +33,7 @@ static int l_lovrModelDataGetBlobCount(lua_State* L) {
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static int l_lovrModelDataGetBlob(lua_State* L) {
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ModelData* model = luax_checktype(L, 1, ModelData);
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uint32_t index = luaL_checkinteger(L, 2) - 1;
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lovrCheck(index < model->blobCount, "Invalid Blob index #%d", index + 1);
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lovrCheck(index < model->blobCount, "Invalid blob index '%d'", index + 1);
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luax_pushtype(L, Blob, model->blobs[index]);
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return 1;
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}
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@ -26,15 +47,164 @@ static int l_lovrModelDataGetImageCount(lua_State* L) {
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static int l_lovrModelDataGetImage(lua_State* L) {
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ModelData* model = luax_checktype(L, 1, ModelData);
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uint32_t index = luaL_checkinteger(L, 2) - 1;
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lovrCheck(index < model->imageCount, "Invalid Image index #%d", index + 1);
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lovrCheck(index < model->imageCount, "Invalid image index '%d'", index + 1);
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luax_pushtype(L, Image, model->images[index]);
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return 1;
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}
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static int l_lovrModelDataGetNodeCount(lua_State* L) {
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ModelData* model = luax_checktype(L, 1, ModelData);
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lua_pushinteger(L, model->nodeCount);
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return 1;
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}
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static int l_lovrModelDataGetRootNode(lua_State* L) {
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ModelData* model = luax_checktype(L, 1, ModelData);
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lua_pushinteger(L, model->rootNode + 1);
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return 1;
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}
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static int l_lovrModelDataGetNodeName(lua_State* L) {
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ModelData* model = luax_checktype(L, 1, ModelData);
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uint32_t index = luaL_checkinteger(L, 2) - 1;
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lovrCheck(index < model->nodeCount, "Invalid node index '%d'", index + 1);
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lua_pushstring(L, model->nodes[index].name);
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return 1;
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}
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static int l_lovrModelDataGetNodePosition(lua_State* L) {
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ModelData* model = luax_checktype(L, 1, ModelData);
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ModelNode* node = luax_checknode(L, 2, model);
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if (node->matrix) {
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float position[4];
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mat4_getPosition(node->transform.matrix, position);
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lua_pushnumber(L, position[0]);
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lua_pushnumber(L, position[1]);
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lua_pushnumber(L, position[2]);
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return 3;
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} else {
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lua_pushnumber(L, node->transform.properties.translation[0]);
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lua_pushnumber(L, node->transform.properties.translation[1]);
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lua_pushnumber(L, node->transform.properties.translation[2]);
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return 3;
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}
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}
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static int l_lovrModelDataGetNodeOrientation(lua_State* L) {
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ModelData* model = luax_checktype(L, 1, ModelData);
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ModelNode* node = luax_checknode(L, 2, model);
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float angle, ax, ay, az;
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if (node->matrix) {
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mat4_getAngleAxis(node->transform.matrix, &angle, &ax, &ay, &az);
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} else {
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quat_getAngleAxis(node->transform.properties.rotation, &angle, &ax, &ay, &az);
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}
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lua_pushnumber(L, angle);
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lua_pushnumber(L, ax);
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lua_pushnumber(L, ay);
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lua_pushnumber(L, az);
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return 4;
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}
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static int l_lovrModelDataGetNodeScale(lua_State* L) {
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ModelData* model = luax_checktype(L, 1, ModelData);
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ModelNode* node = luax_checknode(L, 2, model);
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if (node->matrix) {
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float scale[3];
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mat4_getScale(node->transform.matrix, scale);
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lua_pushnumber(L, scale[0]);
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lua_pushnumber(L, scale[1]);
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lua_pushnumber(L, scale[2]);
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} else {
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lua_pushnumber(L, node->transform.properties.scale[0]);
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lua_pushnumber(L, node->transform.properties.scale[1]);
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lua_pushnumber(L, node->transform.properties.scale[2]);
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}
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return 3;
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}
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static int l_lovrModelDataGetNodeTransform(lua_State* L) {
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ModelData* model = luax_checktype(L, 1, ModelData);
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ModelNode* node = luax_checknode(L, 2, model);
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if (node->matrix) {
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float position[4], scale[4], angle, ax, ay, az;
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mat4_getPosition(node->transform.matrix, position);
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mat4_getScale(node->transform.matrix, scale);
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mat4_getAngleAxis(node->transform.matrix, &angle, &ax, &ay, &az);
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lua_pushnumber(L, position[0]);
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lua_pushnumber(L, position[1]);
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lua_pushnumber(L, position[2]);
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lua_pushnumber(L, scale[0]);
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lua_pushnumber(L, scale[1]);
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lua_pushnumber(L, scale[2]);
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lua_pushnumber(L, angle);
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lua_pushnumber(L, ax);
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lua_pushnumber(L, ay);
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lua_pushnumber(L, az);
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} else {
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float angle, ax, ay, az;
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quat_getAngleAxis(node->transform.properties.rotation, &angle, &ax, &ay, &az);
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lua_pushnumber(L, node->transform.properties.translation[0]);
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lua_pushnumber(L, node->transform.properties.translation[1]);
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lua_pushnumber(L, node->transform.properties.translation[2]);
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lua_pushnumber(L, node->transform.properties.scale[0]);
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lua_pushnumber(L, node->transform.properties.scale[1]);
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lua_pushnumber(L, node->transform.properties.scale[2]);
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lua_pushnumber(L, angle);
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lua_pushnumber(L, ax);
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lua_pushnumber(L, ay);
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lua_pushnumber(L, az);
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}
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return 10;
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}
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static int l_lovrModelDataGetNodeChildren(lua_State* L) {
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ModelData* model = luax_checktype(L, 1, ModelData);
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ModelNode* node = luax_checknode(L, 2, model);
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lua_createtable(L, node->childCount, 0);
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for (uint32_t i = 0; i < node->childCount; i++) {
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lua_pushinteger(L, node->children[i] + 1);
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lua_rawseti(L, -2, i + 1);
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}
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return 1;
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}
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static int l_lovrModelDataGetNodeMeshes(lua_State* L) {
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ModelData* model = luax_checktype(L, 1, ModelData);
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ModelNode* node = luax_checknode(L, 2, model);
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lua_createtable(L, node->primitiveCount, 0);
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for (uint32_t i = 0; i < node->primitiveCount; i++) {
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lua_pushinteger(L, node->primitiveIndex + i + 1);
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lua_rawseti(L, -2, i + 1);
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}
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return 1;
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}
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static int l_lovrModelDataGetNodeSkin(lua_State* L) {
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ModelData* model = luax_checktype(L, 1, ModelData);
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ModelNode* node = luax_checknode(L, 2, model);
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if (node->skin == ~0u) {
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lua_pushnil(L);
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} else {
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lua_pushinteger(L, node->skin + 1);
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}
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return 1;
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}
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const luaL_Reg lovrModelData[] = {
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{ "getBlobCount", l_lovrModelDataGetBlobCount },
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{ "getBlob", l_lovrModelDataGetBlob },
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{ "getImageCount", l_lovrModelDataGetImageCount },
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{ "getImage", l_lovrModelDataGetImage },
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{ "getNodeCount", l_lovrModelDataGetNodeCount },
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{ "getRootNode", l_lovrModelDataGetRootNode },
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{ "getNodeName", l_lovrModelDataGetNodeName },
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{ "getNodePosition", l_lovrModelDataGetNodePosition },
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{ "getNodeOrientation", l_lovrModelDataGetNodeOrientation },
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{ "getNodeScale", l_lovrModelDataGetNodeScale },
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{ "getNodeTransform", l_lovrModelDataGetNodeTransform },
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{ "getNodeChildren", l_lovrModelDataGetNodeChildren },
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{ "getNodeMeshes", l_lovrModelDataGetNodeMeshes },
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{ "getNodeSkin", l_lovrModelDataGetNodeSkin },
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{ NULL, NULL }
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};
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