Turánszki János
f1ced24f05
* multi swapchain draft * uwp fix * swapchain resize handling * swapchain buffercount * vsync toggle * tests fix * update * everything removed from graphicsdevice regarding global screen params, engine refactor * added GetSwapChainTexture() function to graphics device; screenshot() now requires swapChain * linux fix: vulkan device needs window handle for instance creation * refactor * removed unused includes * shader refactor and lensflare fix * swapchain clearcolor and other refactors * vulkan: no vector allocation in submit * tests fix * refactors * lens flare canvas size fix * gui refactor for canvas support * refactors * removed global canvas state * msaa fix * fixes * refactor to minimize interface changes * gui changes * checkbox fix * gui fixes * fixes * input system will accept window handle * editor fixes * refactor and removed resolution related system events * small editor update * refactor: renderpath inherits from canvas * fixed tests duh * image refactor * image fix * removed every using namespace std * pushconstant fix * editor: object picking only when necessary * removed include * dx12: copy fence waiting performed on CPU * dx12 copyallocator update * vulkan: copy allocator with timeline semaphores * missing include * dx12 copy allocator update * refactor * editor update * vulkan copy allocator fix * dx12 update * vulkan, dx12 fixes * version bump * vsync event helper * documentation update * updated vulkan, dx12, dxc
1050 lines
36 KiB
C++
1050 lines
36 KiB
C++
#include "stdafx.h"
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#include "wiScene.h"
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#include "ModelImporter.h"
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#include "wiRandom.h"
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#include "Utility/stb_image.h"
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#define TINYGLTF_IMPLEMENTATION
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#define TINYGLTF_NO_FS
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#define TINYGLTF_NO_STB_IMAGE
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#define TINYGLTF_NO_STB_IMAGE_WRITE
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#include "tiny_gltf.h"
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#include <fstream>
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#include <sstream>
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#include <unordered_map>
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using namespace wiGraphics;
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using namespace wiScene;
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using namespace wiECS;
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// Transform the data from glTF space to engine-space:
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static const bool transform_to_LH = true;
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namespace tinygltf
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{
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bool FileExists(const std::string& abs_filename, void*) {
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return wiHelper::FileExists(abs_filename);
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}
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std::string ExpandFilePath(const std::string& filepath, void*) {
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#ifdef _WIN32
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DWORD len = ExpandEnvironmentStringsA(filepath.c_str(), NULL, 0);
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char* str = new char[len];
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ExpandEnvironmentStringsA(filepath.c_str(), str, len);
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std::string s(str);
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delete[] str;
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return s;
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#else
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#if defined(TARGET_OS_IPHONE) || defined(TARGET_IPHONE_SIMULATOR) || \
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defined(__ANDROID__) || defined(__EMSCRIPTEN__)
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// no expansion
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std::string s = filepath;
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#else
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std::string s;
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wordexp_t p;
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if (filepath.empty()) {
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return "";
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}
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// char** w;
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int ret = wordexp(filepath.c_str(), &p, 0);
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if (ret) {
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// err
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s = filepath;
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return s;
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}
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// Use first element only.
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if (p.we_wordv) {
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s = std::string(p.we_wordv[0]);
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wordfree(&p);
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}
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else {
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s = filepath;
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}
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#endif
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return s;
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#endif
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}
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bool ReadWholeFile(std::vector<unsigned char>* out, std::string* err,
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const std::string& filepath, void*) {
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return wiHelper::FileRead(filepath, *out);
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}
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bool WriteWholeFile(std::string* err, const std::string& filepath,
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const std::vector<unsigned char>& contents, void*) {
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return wiHelper::FileWrite(filepath, contents.data(), contents.size());
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}
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bool LoadImageData(Image *image, const int image_idx, std::string *err,
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std::string *warn, int req_width, int req_height,
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const unsigned char *bytes, int size, void *userdata)
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{
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(void)warn;
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if (image->uri.empty())
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{
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// Force some image resource name:
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std::stringstream ss;
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do {
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ss.str("");
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ss << "gltfimport_" << wiRandom::getRandom(INT_MAX) << ".png";
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} while (wiResourceManager::Contains(ss.str())); // this is to avoid overwriting an existing imported image
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image->uri = ss.str();
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}
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auto resource = wiResourceManager::Load(
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image->uri,
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wiResourceManager::IMPORT_RETAIN_FILEDATA,
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(const uint8_t*)bytes,
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(size_t)size
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);
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if (resource == nullptr)
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{
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return false;
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}
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image->width = resource->texture.desc.Width;
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image->height = resource->texture.desc.Height;
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image->component = 4;
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wiResourceManager::ResourceSerializer* seri = (wiResourceManager::ResourceSerializer*)userdata;
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seri->resources.push_back(resource);
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return true;
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}
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bool WriteImageData(const std::string *basepath, const std::string *filename,
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Image *image, bool embedImages, void *)
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{
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assert(0); // TODO
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return false;
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}
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}
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struct LoaderState
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{
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tinygltf::Model gltfModel;
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Scene* scene;
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std::unordered_map<int, Entity> entityMap; // node -> entity
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};
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// Recursively loads nodes and resolves hierarchy:
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void LoadNode(int nodeIndex, Entity parent, LoaderState& state)
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{
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if (nodeIndex < 0)
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{
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return;
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}
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auto& node = state.gltfModel.nodes[nodeIndex];
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Scene& scene = *state.scene;
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Entity entity = INVALID_ENTITY;
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if(node.mesh >= 0)
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{
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assert(node.mesh < (int)scene.meshes.GetCount());
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if (node.skin >= 0)
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{
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// This node is an armature:
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MeshComponent& mesh = scene.meshes[node.mesh];
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assert(!mesh.vertex_boneindices.empty());
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entity = scene.armatures.GetEntity(node.skin);
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mesh.armatureID = entity;
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// The object component will use an identity transform but will be parented to the armature:
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Entity objectEntity = scene.Entity_CreateObject(node.name);
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ObjectComponent& object = *scene.objects.GetComponent(objectEntity);
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object.meshID = scene.meshes.GetEntity(node.mesh);
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scene.Component_Attach(objectEntity, entity, true);
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}
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else
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{
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// This node is a mesh instance:
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entity = scene.Entity_CreateObject(node.name);
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ObjectComponent& object = *scene.objects.GetComponent(entity);
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object.meshID = scene.meshes.GetEntity(node.mesh);
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}
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}
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else if (node.camera >= 0)
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{
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if (node.name.empty())
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{
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static int camID = 0;
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node.name = "cam" + std::to_string(camID++);
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}
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entity = scene.Entity_CreateCamera(node.name, wiScene::GetCamera().width, wiScene::GetCamera().height, 0.1f, 800);
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}
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if (entity == INVALID_ENTITY)
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{
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entity = CreateEntity();
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scene.transforms.Create(entity);
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scene.names.Create(entity) = node.name;
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}
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state.entityMap[nodeIndex] = entity;
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TransformComponent& transform = *scene.transforms.GetComponent(entity);
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if (!node.scale.empty())
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{
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transform.scale_local = XMFLOAT3((float)node.scale[0], (float)node.scale[1], (float)node.scale[2]);
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}
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if (!node.rotation.empty())
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{
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transform.rotation_local = XMFLOAT4((float)node.rotation[0], (float)node.rotation[1], (float)node.rotation[2], (float)node.rotation[3]);
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}
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if (!node.translation.empty())
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{
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transform.translation_local = XMFLOAT3((float)node.translation[0], (float)node.translation[1], (float)node.translation[2]);
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}
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if (!node.matrix.empty())
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{
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transform.world._11 = (float)node.matrix[0];
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transform.world._12 = (float)node.matrix[1];
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transform.world._13 = (float)node.matrix[2];
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transform.world._14 = (float)node.matrix[3];
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transform.world._21 = (float)node.matrix[4];
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transform.world._22 = (float)node.matrix[5];
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transform.world._23 = (float)node.matrix[6];
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transform.world._24 = (float)node.matrix[7];
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transform.world._31 = (float)node.matrix[8];
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transform.world._32 = (float)node.matrix[9];
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transform.world._33 = (float)node.matrix[10];
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transform.world._34 = (float)node.matrix[11];
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transform.world._41 = (float)node.matrix[12];
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transform.world._42 = (float)node.matrix[13];
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transform.world._43 = (float)node.matrix[14];
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transform.world._44 = (float)node.matrix[15];
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transform.ApplyTransform(); // this creates S, R, T vectors from world matrix
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}
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transform.UpdateTransform();
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if (parent != INVALID_ENTITY)
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{
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scene.Component_Attach(entity, parent, true);
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}
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if (!node.children.empty())
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{
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for (int child : node.children)
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{
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LoadNode(child, entity, state);
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}
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}
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}
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void ImportModel_GLTF(const std::string& fileName, Scene& scene)
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{
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std::string directory = wiHelper::GetDirectoryFromPath(fileName);
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std::string name = wiHelper::GetFileNameFromPath(fileName);
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std::string extension = wiHelper::toUpper(wiHelper::GetExtensionFromFileName(name));
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tinygltf::TinyGLTF loader;
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std::string err;
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std::string warn;
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bool ret;
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tinygltf::FsCallbacks callbacks;
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callbacks.ReadWholeFile = tinygltf::ReadWholeFile;
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callbacks.WriteWholeFile = tinygltf::WriteWholeFile;
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callbacks.FileExists = tinygltf::FileExists;
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callbacks.ExpandFilePath = tinygltf::ExpandFilePath;
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loader.SetFsCallbacks(callbacks);
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wiResourceManager::ResourceSerializer seri; // keep this alive to not delete loaded images while importing gltf
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loader.SetImageLoader(tinygltf::LoadImageData, &seri);
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loader.SetImageWriter(tinygltf::WriteImageData, nullptr);
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LoaderState state;
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state.scene = &scene;
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std::vector<uint8_t> filedata;
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ret = wiHelper::FileRead(fileName, filedata);
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if (ret)
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{
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std::string basedir = tinygltf::GetBaseDir(fileName);
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if (!extension.compare("GLTF"))
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{
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ret = loader.LoadASCIIFromString(&state.gltfModel, &err, &warn,
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reinterpret_cast<const char*>(&filedata.at(0)),
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static_cast<unsigned int>(filedata.size()), basedir);
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}
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else
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{
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ret = loader.LoadBinaryFromMemory(&state.gltfModel, &err, &warn,
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filedata.data(),
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static_cast<unsigned int>(filedata.size()), basedir);
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}
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}
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else
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{
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err = "Failed to read file: " + fileName;
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}
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if (!ret) {
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wiHelper::messageBox(err, "GLTF error!");
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}
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Entity rootEntity = CreateEntity();
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scene.transforms.Create(rootEntity);
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scene.names.Create(rootEntity) = name;
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// Create materials:
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for (auto& x : state.gltfModel.materials)
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{
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Entity materialEntity = scene.Entity_CreateMaterial(x.name);
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MaterialComponent& material = *scene.materials.GetComponent(materialEntity);
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material.baseColor = XMFLOAT4(1, 1, 1, 1);
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material.roughness = 1.0f;
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material.metalness = 1.0f;
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material.reflectance = 0.02f;
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// metallic-roughness workflow:
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auto baseColorTexture = x.values.find("baseColorTexture");
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auto metallicRoughnessTexture = x.values.find("metallicRoughnessTexture");
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auto baseColorFactor = x.values.find("baseColorFactor");
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auto roughnessFactor = x.values.find("roughnessFactor");
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auto metallicFactor = x.values.find("metallicFactor");
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// common workflow:
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auto normalTexture = x.additionalValues.find("normalTexture");
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auto emissiveTexture = x.additionalValues.find("emissiveTexture");
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auto occlusionTexture = x.additionalValues.find("occlusionTexture");
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auto emissiveFactor = x.additionalValues.find("emissiveFactor");
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auto alphaCutoff = x.additionalValues.find("alphaCutoff");
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auto alphaMode = x.additionalValues.find("alphaMode");
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if (baseColorTexture != x.values.end())
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{
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auto& tex = state.gltfModel.textures[baseColorTexture->second.TextureIndex()];
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auto& img = state.gltfModel.images[tex.source];
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material.textures[MaterialComponent::BASECOLORMAP].resource = wiResourceManager::Load(img.uri);
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material.textures[MaterialComponent::BASECOLORMAP].name = img.uri;
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material.textures[MaterialComponent::BASECOLORMAP].uvset = baseColorTexture->second.TextureTexCoord();
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}
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if (normalTexture != x.additionalValues.end())
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{
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auto& tex = state.gltfModel.textures[normalTexture->second.TextureIndex()];
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auto& img = state.gltfModel.images[tex.source];
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material.textures[MaterialComponent::NORMALMAP].resource = wiResourceManager::Load(img.uri);
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material.textures[MaterialComponent::NORMALMAP].name = img.uri;
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material.textures[MaterialComponent::NORMALMAP].uvset = normalTexture->second.TextureTexCoord();
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}
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if (metallicRoughnessTexture != x.values.end())
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{
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auto& tex = state.gltfModel.textures[metallicRoughnessTexture->second.TextureIndex()];
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auto& img = state.gltfModel.images[tex.source];
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material.textures[MaterialComponent::SURFACEMAP].resource = wiResourceManager::Load(img.uri);
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material.textures[MaterialComponent::SURFACEMAP].name = img.uri;
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material.textures[MaterialComponent::SURFACEMAP].uvset = metallicRoughnessTexture->second.TextureTexCoord();
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}
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if (emissiveTexture != x.additionalValues.end())
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{
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auto& tex = state.gltfModel.textures[emissiveTexture->second.TextureIndex()];
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auto& img = state.gltfModel.images[tex.source];
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material.textures[MaterialComponent::EMISSIVEMAP].resource = wiResourceManager::Load(img.uri);
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material.textures[MaterialComponent::EMISSIVEMAP].name = img.uri;
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material.textures[MaterialComponent::EMISSIVEMAP].uvset = emissiveTexture->second.TextureTexCoord();
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}
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if (occlusionTexture != x.additionalValues.end())
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{
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auto& tex = state.gltfModel.textures[occlusionTexture->second.TextureIndex()];
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auto& img = state.gltfModel.images[tex.source];
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material.textures[MaterialComponent::OCCLUSIONMAP].resource = wiResourceManager::Load(img.uri);
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material.textures[MaterialComponent::OCCLUSIONMAP].name = img.uri;
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material.textures[MaterialComponent::OCCLUSIONMAP].uvset = occlusionTexture->second.TextureTexCoord();
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material.SetOcclusionEnabled_Secondary(true);
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}
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if (baseColorFactor != x.values.end())
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{
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material.baseColor.x = float(baseColorFactor->second.ColorFactor()[0]);
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material.baseColor.y = float(baseColorFactor->second.ColorFactor()[1]);
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material.baseColor.z = float(baseColorFactor->second.ColorFactor()[2]);
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material.baseColor.w = float(baseColorFactor->second.ColorFactor()[3]);
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}
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if (roughnessFactor != x.values.end())
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{
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material.roughness = float(roughnessFactor->second.Factor());
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}
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if (metallicFactor != x.values.end())
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{
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material.metalness = float(metallicFactor->second.Factor());
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}
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if (emissiveFactor != x.additionalValues.end())
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{
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material.emissiveColor.x = float(emissiveFactor->second.ColorFactor()[0]);
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material.emissiveColor.y = float(emissiveFactor->second.ColorFactor()[1]);
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material.emissiveColor.z = float(emissiveFactor->second.ColorFactor()[2]);
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material.emissiveColor.w = float(emissiveFactor->second.ColorFactor()[3]);
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}
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if (alphaCutoff != x.additionalValues.end())
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{
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material.alphaRef = 1 - float(alphaCutoff->second.Factor());
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}
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if (alphaMode != x.additionalValues.end())
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{
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if (alphaMode->second.string_value.compare("BLEND") == 0)
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{
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material.userBlendMode = BLENDMODE_ALPHA;
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}
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}
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auto ext_unlit = x.extensions.find("KHR_materials_unlit");
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if (ext_unlit != x.extensions.end())
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{
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material.shaderType = MaterialComponent::SHADERTYPE_UNLIT;
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}
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auto ext_transmission = x.extensions.find("KHR_materials_transmission");
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if (ext_transmission != x.extensions.end())
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{
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if (ext_transmission->second.Has("transmissionFactor"))
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{
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auto& factor = ext_transmission->second.Get("transmissionFactor");
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material.transmission = float(factor.IsNumber() ? factor.Get<double>() : factor.Get<int>());
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}
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if (ext_transmission->second.Has("transmissionTexture"))
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{
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int index = ext_transmission->second.Get("transmissionTexture").Get("index").Get<int>();
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auto& tex = state.gltfModel.textures[index];
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auto& img = state.gltfModel.images[tex.source];
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material.textures[MaterialComponent::TRANSMISSIONMAP].resource = wiResourceManager::Load(img.uri);
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material.textures[MaterialComponent::TRANSMISSIONMAP].name = img.uri;
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material.textures[MaterialComponent::TRANSMISSIONMAP].uvset = (uint32_t)ext_transmission->second.Get("transmissionTexture").Get("texCoord").Get<int>();
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}
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}
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// specular-glossiness workflow:
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auto specularGlossinessWorkflow = x.extensions.find("KHR_materials_pbrSpecularGlossiness");
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if (specularGlossinessWorkflow != x.extensions.end())
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{
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material.SetUseSpecularGlossinessWorkflow(true);
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if (specularGlossinessWorkflow->second.Has("diffuseTexture"))
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{
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int index = specularGlossinessWorkflow->second.Get("diffuseTexture").Get("index").Get<int>();
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auto& tex = state.gltfModel.textures[index];
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auto& img = state.gltfModel.images[tex.source];
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material.textures[MaterialComponent::BASECOLORMAP].resource = wiResourceManager::Load(img.uri);
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material.textures[MaterialComponent::BASECOLORMAP].name = img.uri;
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material.textures[MaterialComponent::BASECOLORMAP].uvset = (uint32_t)specularGlossinessWorkflow->second.Get("diffuseTexture").Get("texCoord").Get<int>();
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}
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if (specularGlossinessWorkflow->second.Has("specularGlossinessTexture"))
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{
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int index = specularGlossinessWorkflow->second.Get("specularGlossinessTexture").Get("index").Get<int>();
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auto& tex = state.gltfModel.textures[index];
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auto& img = state.gltfModel.images[tex.source];
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material.textures[MaterialComponent::SURFACEMAP].resource = wiResourceManager::Load(img.uri);
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material.textures[MaterialComponent::SURFACEMAP].name = img.uri;
|
|
material.textures[MaterialComponent::SURFACEMAP].uvset = (uint32_t)specularGlossinessWorkflow->second.Get("specularGlossinessTexture").Get("texCoord").Get<int>();
|
|
}
|
|
|
|
if (specularGlossinessWorkflow->second.Has("diffuseFactor"))
|
|
{
|
|
auto& factor = specularGlossinessWorkflow->second.Get("diffuseFactor");
|
|
material.baseColor.x = factor.ArrayLen() > 0 ? float(factor.Get(0).IsNumber() ? factor.Get(0).Get<double>() : factor.Get(0).Get<int>()) : 1.0f;
|
|
material.baseColor.y = factor.ArrayLen() > 1 ? float(factor.Get(1).IsNumber() ? factor.Get(1).Get<double>() : factor.Get(1).Get<int>()) : 1.0f;
|
|
material.baseColor.z = factor.ArrayLen() > 2 ? float(factor.Get(2).IsNumber() ? factor.Get(2).Get<double>() : factor.Get(2).Get<int>()) : 1.0f;
|
|
material.baseColor.w = factor.ArrayLen() > 3 ? float(factor.Get(3).IsNumber() ? factor.Get(3).Get<double>() : factor.Get(3).Get<int>()) : 1.0f;
|
|
}
|
|
if (specularGlossinessWorkflow->second.Has("specularFactor"))
|
|
{
|
|
auto& factor = specularGlossinessWorkflow->second.Get("specularFactor");
|
|
material.specularColor.x = factor.ArrayLen() > 0 ? float(factor.Get(0).IsNumber() ? factor.Get(0).Get<double>() : factor.Get(0).Get<int>()) : 1.0f;
|
|
material.specularColor.y = factor.ArrayLen() > 0 ? float(factor.Get(1).IsNumber() ? factor.Get(1).Get<double>() : factor.Get(1).Get<int>()) : 1.0f;
|
|
material.specularColor.z = factor.ArrayLen() > 0 ? float(factor.Get(2).IsNumber() ? factor.Get(2).Get<double>() : factor.Get(2).Get<int>()) : 1.0f;
|
|
material.specularColor.w = factor.ArrayLen() > 0 ? float(factor.Get(3).IsNumber() ? factor.Get(3).Get<double>() : factor.Get(3).Get<int>()) : 1.0f;
|
|
}
|
|
if (specularGlossinessWorkflow->second.Has("glossinessFactor"))
|
|
{
|
|
auto& factor = specularGlossinessWorkflow->second.Get("glossinessFactor");
|
|
material.roughness = 1 - float(factor.IsNumber() ? factor.Get<double>() : factor.Get<int>());
|
|
}
|
|
}
|
|
|
|
auto ext_sheen = x.extensions.find("KHR_materials_sheen");
|
|
if (ext_sheen != x.extensions.end())
|
|
{
|
|
material.shaderType = MaterialComponent::SHADERTYPE_PBR_CLOTH;
|
|
|
|
if (ext_sheen->second.Has("sheenColorFactor"))
|
|
{
|
|
auto& factor = ext_sheen->second.Get("sheenColorFactor");
|
|
material.sheenColor.x = factor.ArrayLen() > 0 ? float(factor.Get(0).IsNumber() ? factor.Get(0).Get<double>() : factor.Get(0).Get<int>()) : 1.0f;
|
|
material.sheenColor.y = factor.ArrayLen() > 0 ? float(factor.Get(1).IsNumber() ? factor.Get(1).Get<double>() : factor.Get(1).Get<int>()) : 1.0f;
|
|
material.sheenColor.z = factor.ArrayLen() > 0 ? float(factor.Get(2).IsNumber() ? factor.Get(2).Get<double>() : factor.Get(2).Get<int>()) : 1.0f;
|
|
material.sheenColor.w = factor.ArrayLen() > 0 ? float(factor.Get(3).IsNumber() ? factor.Get(3).Get<double>() : factor.Get(3).Get<int>()) : 1.0f;
|
|
}
|
|
if (ext_sheen->second.Has("sheenColorTexture"))
|
|
{
|
|
auto& param = ext_sheen->second.Get("sheenColorTexture");
|
|
int index = param.Get("index").Get<int>();
|
|
auto& tex = state.gltfModel.textures[index];
|
|
auto& img = state.gltfModel.images[tex.source];
|
|
material.textures[MaterialComponent::SHEENCOLORMAP].resource = wiResourceManager::Load(img.uri);
|
|
material.textures[MaterialComponent::SHEENCOLORMAP].name = img.uri;
|
|
material.textures[MaterialComponent::SHEENCOLORMAP].uvset = (uint32_t)param.Get("texCoord").Get<int>();
|
|
}
|
|
if (ext_sheen->second.Has("sheenRoughnessFactor"))
|
|
{
|
|
auto& factor = ext_sheen->second.Get("sheenRoughnessFactor");
|
|
material.sheenRoughness = float(factor.IsNumber() ? factor.Get<double>() : factor.Get<int>());
|
|
}
|
|
if (ext_sheen->second.Has("sheenRoughnessTexture"))
|
|
{
|
|
auto& param = ext_sheen->second.Get("sheenRoughnessTexture");
|
|
int index = param.Get("index").Get<int>();
|
|
auto& tex = state.gltfModel.textures[index];
|
|
auto& img = state.gltfModel.images[tex.source];
|
|
material.textures[MaterialComponent::SHEENROUGHNESSMAP].resource = wiResourceManager::Load(img.uri);
|
|
material.textures[MaterialComponent::SHEENROUGHNESSMAP].name = img.uri;
|
|
material.textures[MaterialComponent::SHEENROUGHNESSMAP].uvset = (uint32_t)param.Get("texCoord").Get<int>();
|
|
}
|
|
}
|
|
|
|
auto ext_clearcoat = x.extensions.find("KHR_materials_clearcoat");
|
|
if (ext_clearcoat != x.extensions.end())
|
|
{
|
|
if (material.shaderType == MaterialComponent::SHADERTYPE_PBR_CLOTH)
|
|
{
|
|
material.shaderType = MaterialComponent::SHADERTYPE_PBR_CLOTH_CLEARCOAT;
|
|
}
|
|
else
|
|
{
|
|
material.shaderType = MaterialComponent::SHADERTYPE_PBR_CLEARCOAT;
|
|
}
|
|
|
|
if (ext_clearcoat->second.Has("clearcoatFactor"))
|
|
{
|
|
auto& factor = ext_clearcoat->second.Get("clearcoatFactor");
|
|
material.clearcoat = float(factor.IsNumber() ? factor.Get<double>() : factor.Get<int>());
|
|
}
|
|
if (ext_clearcoat->second.Has("clearcoatTexture"))
|
|
{
|
|
auto& param = ext_clearcoat->second.Get("clearcoatTexture");
|
|
int index = param.Get("index").Get<int>();
|
|
auto& tex = state.gltfModel.textures[index];
|
|
auto& img = state.gltfModel.images[tex.source];
|
|
material.textures[MaterialComponent::CLEARCOATMAP].resource = wiResourceManager::Load(img.uri);
|
|
material.textures[MaterialComponent::CLEARCOATMAP].name = img.uri;
|
|
material.textures[MaterialComponent::CLEARCOATMAP].uvset = (uint32_t)param.Get("texCoord").Get<int>();
|
|
}
|
|
if (ext_clearcoat->second.Has("clearcoatRoughnessFactor"))
|
|
{
|
|
auto& factor = ext_clearcoat->second.Get("clearcoatRoughnessFactor");
|
|
material.clearcoatRoughness = float(factor.IsNumber() ? factor.Get<double>() : factor.Get<int>());
|
|
}
|
|
if (ext_clearcoat->second.Has("clearcoatRoughnessTexture"))
|
|
{
|
|
auto& param = ext_clearcoat->second.Get("clearcoatRoughnessTexture");
|
|
int index = param.Get("index").Get<int>();
|
|
auto& tex = state.gltfModel.textures[index];
|
|
auto& img = state.gltfModel.images[tex.source];
|
|
material.textures[MaterialComponent::CLEARCOATROUGHNESSMAP].resource = wiResourceManager::Load(img.uri);
|
|
material.textures[MaterialComponent::CLEARCOATROUGHNESSMAP].name = img.uri;
|
|
material.textures[MaterialComponent::CLEARCOATROUGHNESSMAP].uvset = (uint32_t)param.Get("texCoord").Get<int>();
|
|
}
|
|
if (ext_clearcoat->second.Has("clearcoatNormalTexture"))
|
|
{
|
|
auto& param = ext_clearcoat->second.Get("clearcoatNormalTexture");
|
|
int index = param.Get("index").Get<int>();
|
|
auto& tex = state.gltfModel.textures[index];
|
|
auto& img = state.gltfModel.images[tex.source];
|
|
material.textures[MaterialComponent::CLEARCOATNORMALMAP].resource = wiResourceManager::Load(img.uri);
|
|
material.textures[MaterialComponent::CLEARCOATNORMALMAP].name = img.uri;
|
|
material.textures[MaterialComponent::CLEARCOATNORMALMAP].uvset = (uint32_t)param.Get("texCoord").Get<int>();
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
if (scene.materials.GetCount() == 0)
|
|
{
|
|
scene.Entity_CreateMaterial("gltfimport_defaultMaterial");
|
|
}
|
|
|
|
// Create meshes:
|
|
for (auto& x : state.gltfModel.meshes)
|
|
{
|
|
Entity meshEntity = scene.Entity_CreateMesh(x.name);
|
|
MeshComponent& mesh = *scene.meshes.GetComponent(meshEntity);
|
|
|
|
mesh.targets.resize(x.weights.size());
|
|
for (size_t i = 0; i < mesh.targets.size(); i++)
|
|
{
|
|
mesh.targets[i].weight = static_cast<float_t>(x.weights[i]);
|
|
}
|
|
|
|
for (auto& prim : x.primitives)
|
|
{
|
|
assert(prim.indices >= 0);
|
|
|
|
// Fill indices:
|
|
const tinygltf::Accessor& accessor = state.gltfModel.accessors[prim.indices];
|
|
const tinygltf::BufferView& bufferView = state.gltfModel.bufferViews[accessor.bufferView];
|
|
const tinygltf::Buffer& buffer = state.gltfModel.buffers[bufferView.buffer];
|
|
|
|
int stride = accessor.ByteStride(bufferView);
|
|
size_t indexCount = accessor.count;
|
|
size_t indexOffset = mesh.indices.size();
|
|
mesh.indices.resize(indexOffset + indexCount);
|
|
|
|
mesh.subsets.push_back(MeshComponent::MeshSubset());
|
|
mesh.subsets.back().indexOffset = (uint32_t)indexOffset;
|
|
mesh.subsets.back().indexCount = (uint32_t)indexCount;
|
|
|
|
mesh.subsets.back().materialID = scene.materials.GetEntity(std::max(0, prim.material));
|
|
MaterialComponent* material = scene.materials.GetComponent(mesh.subsets.back().materialID);
|
|
|
|
uint32_t vertexOffset = (uint32_t)mesh.vertex_positions.size();
|
|
|
|
const unsigned char* data = buffer.data.data() + accessor.byteOffset + bufferView.byteOffset;
|
|
|
|
int index_remap[3];
|
|
if (transform_to_LH)
|
|
{
|
|
index_remap[0] = 0;
|
|
index_remap[1] = 1;
|
|
index_remap[2] = 2;
|
|
}
|
|
else
|
|
{
|
|
index_remap[0] = 0;
|
|
index_remap[1] = 2;
|
|
index_remap[2] = 1;
|
|
}
|
|
|
|
if (stride == 1)
|
|
{
|
|
for (size_t i = 0; i < indexCount; i += 3)
|
|
{
|
|
mesh.indices[indexOffset + i + 0] = vertexOffset + data[i + index_remap[0]];
|
|
mesh.indices[indexOffset + i + 1] = vertexOffset + data[i + index_remap[1]];
|
|
mesh.indices[indexOffset + i + 2] = vertexOffset + data[i + index_remap[2]];
|
|
}
|
|
}
|
|
else if (stride == 2)
|
|
{
|
|
for (size_t i = 0; i < indexCount; i += 3)
|
|
{
|
|
mesh.indices[indexOffset + i + 0] = vertexOffset + ((uint16_t*)data)[i + index_remap[0]];
|
|
mesh.indices[indexOffset + i + 1] = vertexOffset + ((uint16_t*)data)[i + index_remap[1]];
|
|
mesh.indices[indexOffset + i + 2] = vertexOffset + ((uint16_t*)data)[i + index_remap[2]];
|
|
}
|
|
}
|
|
else if (stride == 4)
|
|
{
|
|
for (size_t i = 0; i < indexCount; i += 3)
|
|
{
|
|
mesh.indices[indexOffset + i + 0] = vertexOffset + ((uint32_t*)data)[i + index_remap[0]];
|
|
mesh.indices[indexOffset + i + 1] = vertexOffset + ((uint32_t*)data)[i + index_remap[1]];
|
|
mesh.indices[indexOffset + i + 2] = vertexOffset + ((uint32_t*)data)[i + index_remap[2]];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
assert(0 && "unsupported index stride!");
|
|
}
|
|
|
|
for (auto& attr : prim.attributes)
|
|
{
|
|
const std::string& attr_name = attr.first;
|
|
int attr_data = attr.second;
|
|
|
|
const tinygltf::Accessor& accessor = state.gltfModel.accessors[attr_data];
|
|
const tinygltf::BufferView& bufferView = state.gltfModel.bufferViews[accessor.bufferView];
|
|
const tinygltf::Buffer& buffer = state.gltfModel.buffers[bufferView.buffer];
|
|
|
|
int stride = accessor.ByteStride(bufferView);
|
|
size_t vertexCount = accessor.count;
|
|
|
|
const unsigned char* data = buffer.data.data() + accessor.byteOffset + bufferView.byteOffset;
|
|
|
|
if (!attr_name.compare("POSITION"))
|
|
{
|
|
mesh.vertex_positions.resize(vertexOffset + vertexCount);
|
|
assert(stride == 12);
|
|
for (size_t i = 0; i < vertexCount; ++i)
|
|
{
|
|
mesh.vertex_positions[vertexOffset + i] = ((XMFLOAT3*)data)[i];
|
|
}
|
|
}
|
|
else if (!attr_name.compare("NORMAL"))
|
|
{
|
|
mesh.vertex_normals.resize(vertexOffset + vertexCount);
|
|
assert(stride == 12);
|
|
for (size_t i = 0; i < vertexCount; ++i)
|
|
{
|
|
mesh.vertex_normals[vertexOffset + i] = ((XMFLOAT3*)data)[i];
|
|
}
|
|
}
|
|
else if (!attr_name.compare("TANGENT"))
|
|
{
|
|
mesh.vertex_tangents.resize(vertexOffset + vertexCount);
|
|
assert(stride == 16);
|
|
for (size_t i = 0; i < vertexCount; ++i)
|
|
{
|
|
mesh.vertex_tangents[vertexOffset + i] = ((XMFLOAT4*)data)[i];
|
|
}
|
|
}
|
|
else if (!attr_name.compare("TEXCOORD_0"))
|
|
{
|
|
mesh.vertex_uvset_0.resize(vertexOffset + vertexCount);
|
|
assert(stride == 8);
|
|
for (size_t i = 0; i < vertexCount; ++i)
|
|
{
|
|
const XMFLOAT2& tex = ((XMFLOAT2*)data)[i];
|
|
|
|
mesh.vertex_uvset_0[vertexOffset + i].x = tex.x;
|
|
mesh.vertex_uvset_0[vertexOffset + i].y = tex.y;
|
|
}
|
|
}
|
|
else if (!attr_name.compare("TEXCOORD_1"))
|
|
{
|
|
mesh.vertex_uvset_1.resize(vertexOffset + vertexCount);
|
|
assert(stride == 8);
|
|
for (size_t i = 0; i < vertexCount; ++i)
|
|
{
|
|
const XMFLOAT2& tex = ((XMFLOAT2*)data)[i];
|
|
|
|
mesh.vertex_uvset_1[vertexOffset + i].x = tex.x;
|
|
mesh.vertex_uvset_1[vertexOffset + i].y = tex.y;
|
|
}
|
|
}
|
|
else if (!attr_name.compare("JOINTS_0"))
|
|
{
|
|
mesh.vertex_boneindices.resize(vertexOffset + vertexCount);
|
|
if (stride == 4)
|
|
{
|
|
struct JointTmp
|
|
{
|
|
uint8_t ind[4];
|
|
};
|
|
|
|
for (size_t i = 0; i < vertexCount; ++i)
|
|
{
|
|
const JointTmp& joint = ((JointTmp*)data)[i];
|
|
|
|
mesh.vertex_boneindices[vertexOffset + i].x = joint.ind[0];
|
|
mesh.vertex_boneindices[vertexOffset + i].y = joint.ind[1];
|
|
mesh.vertex_boneindices[vertexOffset + i].z = joint.ind[2];
|
|
mesh.vertex_boneindices[vertexOffset + i].w = joint.ind[3];
|
|
}
|
|
}
|
|
else if (stride == 8)
|
|
{
|
|
struct JointTmp
|
|
{
|
|
uint16_t ind[4];
|
|
};
|
|
|
|
for (size_t i = 0; i < vertexCount; ++i)
|
|
{
|
|
const JointTmp& joint = ((JointTmp*)data)[i];
|
|
|
|
mesh.vertex_boneindices[vertexOffset + i].x = joint.ind[0];
|
|
mesh.vertex_boneindices[vertexOffset + i].y = joint.ind[1];
|
|
mesh.vertex_boneindices[vertexOffset + i].z = joint.ind[2];
|
|
mesh.vertex_boneindices[vertexOffset + i].w = joint.ind[3];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
assert(0);
|
|
}
|
|
}
|
|
else if (!attr_name.compare("WEIGHTS_0"))
|
|
{
|
|
mesh.vertex_boneweights.resize(vertexOffset + vertexCount);
|
|
assert(stride == 16);
|
|
for (size_t i = 0; i < vertexCount; ++i)
|
|
{
|
|
mesh.vertex_boneweights[vertexOffset + i] = ((XMFLOAT4*)data)[i];
|
|
}
|
|
}
|
|
else if (!attr_name.compare("COLOR_0"))
|
|
{
|
|
if(material != nullptr)
|
|
{
|
|
material->SetUseVertexColors(true);
|
|
}
|
|
mesh.vertex_colors.resize(vertexOffset + vertexCount);
|
|
assert(stride == 16);
|
|
for (size_t i = 0; i < vertexCount; ++i)
|
|
{
|
|
const XMFLOAT4& color = ((XMFLOAT4*)data)[i];
|
|
uint32_t rgba = wiMath::CompressColor(color);
|
|
|
|
mesh.vertex_colors[vertexOffset + i] = rgba;
|
|
}
|
|
}
|
|
|
|
for (size_t i = 0; i < mesh.targets.size(); i++)
|
|
{
|
|
for (auto& attr : prim.targets[i])
|
|
{
|
|
const std::string& attr_name = attr.first;
|
|
int attr_data = attr.second;
|
|
|
|
const tinygltf::Accessor& accessor = state.gltfModel.accessors[attr_data];
|
|
const tinygltf::BufferView& bufferView = state.gltfModel.bufferViews[accessor.bufferView];
|
|
const tinygltf::Buffer& buffer = state.gltfModel.buffers[bufferView.buffer];
|
|
|
|
int stride = accessor.ByteStride(bufferView);
|
|
size_t vertexCount = accessor.count;
|
|
|
|
const unsigned char* data = buffer.data.data() + accessor.byteOffset + bufferView.byteOffset;
|
|
|
|
if (!attr_name.compare("POSITION"))
|
|
{
|
|
mesh.targets[i].vertex_positions.resize(vertexOffset + vertexCount);
|
|
assert(stride == 12);
|
|
for (size_t j = 0; j < vertexCount; ++j)
|
|
{
|
|
mesh.targets[i].vertex_positions[vertexOffset + j] = ((XMFLOAT3*)data)[j];
|
|
}
|
|
}
|
|
else if (!attr_name.compare("NORMAL"))
|
|
{
|
|
mesh.targets[i].vertex_normals.resize(vertexOffset + vertexCount);
|
|
assert(stride == 12);
|
|
for (size_t j = 0; j < vertexCount; ++j)
|
|
{
|
|
mesh.targets[i].vertex_normals[vertexOffset + j] = ((XMFLOAT3*)data)[j];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
mesh.CreateRenderData();
|
|
}
|
|
|
|
// Create armatures:
|
|
for (auto& skin : state.gltfModel.skins)
|
|
{
|
|
Entity armatureEntity = CreateEntity();
|
|
scene.names.Create(armatureEntity) = skin.name;
|
|
scene.layers.Create(armatureEntity);
|
|
scene.transforms.Create(armatureEntity);
|
|
ArmatureComponent& armature = scene.armatures.Create(armatureEntity);
|
|
|
|
if (skin.inverseBindMatrices >= 0)
|
|
{
|
|
const tinygltf::Accessor &accessor = state.gltfModel.accessors[skin.inverseBindMatrices];
|
|
const tinygltf::BufferView &bufferView = state.gltfModel.bufferViews[accessor.bufferView];
|
|
const tinygltf::Buffer &buffer = state.gltfModel.buffers[bufferView.buffer];
|
|
armature.inverseBindMatrices.resize(accessor.count);
|
|
memcpy(armature.inverseBindMatrices.data(), &buffer.data[accessor.byteOffset + bufferView.byteOffset], accessor.count * sizeof(XMFLOAT4X4));
|
|
}
|
|
else
|
|
{
|
|
assert(0);
|
|
}
|
|
}
|
|
|
|
// Create transform hierarchy, assign objects, meshes, armatures, cameras:
|
|
const tinygltf::Scene &gltfScene = state.gltfModel.scenes[std::max(0, state.gltfModel.defaultScene)];
|
|
for (size_t i = 0; i < gltfScene.nodes.size(); i++)
|
|
{
|
|
LoadNode(gltfScene.nodes[i], rootEntity, state);
|
|
}
|
|
|
|
// Create armature-bone mappings:
|
|
int armatureIndex = 0;
|
|
for (auto& skin : state.gltfModel.skins)
|
|
{
|
|
ArmatureComponent& armature = scene.armatures[armatureIndex++];
|
|
|
|
const size_t jointCount = skin.joints.size();
|
|
|
|
armature.boneCollection.resize(jointCount);
|
|
|
|
// Create bone collection:
|
|
for (size_t i = 0; i < jointCount; ++i)
|
|
{
|
|
int jointIndex = skin.joints[i];
|
|
Entity boneEntity = state.entityMap[jointIndex];
|
|
|
|
armature.boneCollection[i] = boneEntity;
|
|
}
|
|
}
|
|
|
|
// Create animations:
|
|
for (auto& anim : state.gltfModel.animations)
|
|
{
|
|
Entity entity = CreateEntity();
|
|
scene.names.Create(entity) = anim.name;
|
|
AnimationComponent& animationcomponent = scene.animations.Create(entity);
|
|
animationcomponent.samplers.resize(anim.samplers.size());
|
|
animationcomponent.channels.resize(anim.channels.size());
|
|
|
|
for (size_t i = 0; i < anim.samplers.size(); ++i)
|
|
{
|
|
auto& sam = anim.samplers[i];
|
|
|
|
if (!sam.interpolation.compare("LINEAR"))
|
|
{
|
|
animationcomponent.samplers[i].mode = AnimationComponent::AnimationSampler::Mode::LINEAR;
|
|
}
|
|
else if (!sam.interpolation.compare("STEP"))
|
|
{
|
|
animationcomponent.samplers[i].mode = AnimationComponent::AnimationSampler::Mode::STEP;
|
|
}
|
|
else if (!sam.interpolation.compare("CUBICSPLINE"))
|
|
{
|
|
animationcomponent.samplers[i].mode = AnimationComponent::AnimationSampler::Mode::CUBICSPLINE;
|
|
}
|
|
|
|
animationcomponent.samplers[i].data = CreateEntity();
|
|
AnimationDataComponent& animationdata = scene.animation_datas.Create(animationcomponent.samplers[i].data);
|
|
|
|
// AnimationSampler input = keyframe times
|
|
{
|
|
const tinygltf::Accessor& accessor = state.gltfModel.accessors[sam.input];
|
|
const tinygltf::BufferView& bufferView = state.gltfModel.bufferViews[accessor.bufferView];
|
|
const tinygltf::Buffer& buffer = state.gltfModel.buffers[bufferView.buffer];
|
|
|
|
assert(accessor.componentType == TINYGLTF_COMPONENT_TYPE_FLOAT);
|
|
|
|
int stride = accessor.ByteStride(bufferView);
|
|
size_t count = accessor.count;
|
|
|
|
animationdata.keyframe_times.resize(count);
|
|
|
|
const unsigned char* data = buffer.data.data() + accessor.byteOffset + bufferView.byteOffset;
|
|
|
|
assert(stride == 4);
|
|
|
|
for (size_t j = 0; j < count; ++j)
|
|
{
|
|
float time = ((float*)data)[j];
|
|
animationdata.keyframe_times[j] = time;
|
|
animationcomponent.start = std::min(animationcomponent.start, time);
|
|
animationcomponent.end = std::max(animationcomponent.end, time);
|
|
}
|
|
|
|
}
|
|
|
|
// AnimationSampler output = keyframe data
|
|
{
|
|
const tinygltf::Accessor& accessor = state.gltfModel.accessors[sam.output];
|
|
const tinygltf::BufferView& bufferView = state.gltfModel.bufferViews[accessor.bufferView];
|
|
const tinygltf::Buffer& buffer = state.gltfModel.buffers[bufferView.buffer];
|
|
|
|
int stride = accessor.ByteStride(bufferView);
|
|
size_t count = accessor.count;
|
|
|
|
const unsigned char* data = buffer.data.data() + accessor.byteOffset + bufferView.byteOffset;
|
|
|
|
switch (accessor.type)
|
|
{
|
|
case TINYGLTF_TYPE_SCALAR:
|
|
{
|
|
assert(stride == sizeof(float));
|
|
animationdata.keyframe_data.resize(count);
|
|
for (size_t j = 0; j < count; ++j)
|
|
{
|
|
animationdata.keyframe_data[j] = ((float*)data)[j];
|
|
}
|
|
}
|
|
break;
|
|
case TINYGLTF_TYPE_VEC3:
|
|
{
|
|
assert(stride == sizeof(XMFLOAT3));
|
|
animationdata.keyframe_data.resize(count * 3);
|
|
for (size_t j = 0; j < count; ++j)
|
|
{
|
|
((XMFLOAT3*)animationdata.keyframe_data.data())[j] = ((XMFLOAT3*)data)[j];
|
|
}
|
|
}
|
|
break;
|
|
case TINYGLTF_TYPE_VEC4:
|
|
{
|
|
assert(stride == sizeof(XMFLOAT4));
|
|
animationdata.keyframe_data.resize(count * 4);
|
|
for (size_t j = 0; j < count; ++j)
|
|
{
|
|
((XMFLOAT4*)animationdata.keyframe_data.data())[j] = ((XMFLOAT4*)data)[j];
|
|
}
|
|
}
|
|
break;
|
|
default: assert(0); break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
for (size_t i = 0; i < anim.channels.size(); ++i)
|
|
{
|
|
auto& channel = anim.channels[i];
|
|
|
|
animationcomponent.channels[i].target = state.entityMap[channel.target_node];
|
|
assert(channel.sampler >= 0);
|
|
animationcomponent.channels[i].samplerIndex = (uint32_t)channel.sampler;
|
|
|
|
if (!channel.target_path.compare("scale"))
|
|
{
|
|
animationcomponent.channels[i].path = AnimationComponent::AnimationChannel::Path::SCALE;
|
|
}
|
|
else if (!channel.target_path.compare("rotation"))
|
|
{
|
|
animationcomponent.channels[i].path = AnimationComponent::AnimationChannel::Path::ROTATION;
|
|
}
|
|
else if (!channel.target_path.compare("translation"))
|
|
{
|
|
animationcomponent.channels[i].path = AnimationComponent::AnimationChannel::Path::TRANSLATION;
|
|
}
|
|
else if (!channel.target_path.compare("weights"))
|
|
{
|
|
animationcomponent.channels[i].path = AnimationComponent::AnimationChannel::Path::WEIGHTS;
|
|
}
|
|
else
|
|
{
|
|
animationcomponent.channels[i].path = AnimationComponent::AnimationChannel::Path::UNKNOWN;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
if (transform_to_LH)
|
|
{
|
|
TransformComponent& transform = *scene.transforms.GetComponent(rootEntity);
|
|
transform.scale_local.z = -transform.scale_local.z;
|
|
transform.SetDirty();
|
|
}
|
|
|
|
scene.Update(0);
|
|
|
|
}
|