303 lines
7.9 KiB
C++
303 lines
7.9 KiB
C++
#include "Client/Application/ErrorDialog.h"
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#include "Render/Textures/Texture.h"
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#include "Render/Textures/TextureCache.h"
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#include "Resource/Bitmap/BitmapResource.h"
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#include "Resource/Models/ModelResource.h"
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#include "Resource/ResourceByteReader.h"
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#include <algorithm>
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#include <cstring>
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// OFFSET: 0x00755630
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// FUNCTION: fn_07985
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ModelNode::ModelNode() : model(nullptr), parent(nullptr), alpha(255) {
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}
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// OFFSET: 0x007568E0
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// FUNCTION: fn_07996
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ModelNode::~ModelNode() {
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for (CTexture* texture : this->textures) {
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if (texture) {
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texture->Release();
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this->model->m_context->textures.Remove(texture);
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}
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}
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this->textures.clear();
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this->mesh.reset();
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this->children.clear();
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}
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// INLINED
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ModelNodeV1::ModelNodeV1() = default;
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// INLINED
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ModelNodeV1::~ModelNodeV1() = default;
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// INLINED
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ModelNodeV2::ModelNodeV2() = default;
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// INLINED
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ModelNodeV2::~ModelNodeV2() = default;
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// OFFSET: 0x007553E0
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// FUNCTION: fn_07982
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C3dModelRes::C3dModelRes(ModelResourceContext& context) : major(0), shade(0), alpha(255), m_context(&context) {
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}
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// OFFSET: 0x007567B0
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// FUNCTION: fn_07995
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C3dModelRes::~C3dModelRes() = default;
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// OFFSET: 0x00755560
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// FUNCTION: fn_07983
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C3dModelResV1::C3dModelResV1(ModelResourceContext& context) : C3dModelRes(context), animationLength(0) {
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}
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// INLINED
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C3dModelResV1::~C3dModelResV1() = default;
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// OFFSET: 0x00750A70
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// FUNCTION: fn_07949
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C3dModelResV1* C3dModelResV1::Create() {
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return new C3dModelResV1(*this->m_context);
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}
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// OFFSET: 0x007593C0
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// FUNCTION: fn_08012
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ModelNode* C3dModelRes::FindNode(const char* name) const {
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for (ModelNode* node : this->nodes) {
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if (node->name == name) {
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return node;
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}
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}
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return nullptr;
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}
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// OFFSET: 0x00750950
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// FUNCTION: fn_07948
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void C3dModelRes::Unload() {
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for (ModelNode* node : this->nodes) {
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delete node;
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}
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this->nodes.clear();
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this->rootNames.clear();
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this->meshes.clear();
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for (ModelVolume* volume : this->volumes) {
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delete volume;
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}
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this->volumes.clear();
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this->movieNames.clear();
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}
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// INLINED
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inline void C3dModelResV1::ReadNode(ResourceByteReader& input, unsigned minor, const std::vector<std::string>& textureNames) {
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auto node = std::make_unique<ModelNodeV1>();
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node->model = this;
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node->alpha = this->alpha;
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char field[40]{};
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input.Read(field, sizeof(field));
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node->name = field;
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input.Read(field, sizeof(field));
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node->parentName = field;
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int textureCount = 0;
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input.Read(&textureCount, 4);
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for (int index = 0; index < textureCount; ++index) {
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int textureIndex = 0;
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input.Read(&textureIndex, 4);
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CTexture* texture = this->m_context->textures.Load(textureNames[textureIndex].c_str(), 0, false, true, false);
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node->textures.push_back(texture);
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if (texture) {
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texture->Retain();
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}
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}
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float matrix[12];
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input.Read(matrix, sizeof(matrix));
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input.Read(node->position, sizeof(node->position));
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input.Read(&node->angle, 4);
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input.Read(node->axis, sizeof(node->axis));
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input.Read(node->scale, sizeof(node->scale));
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node->mesh = std::make_unique<ModelMesh>();
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ModelMesh& mesh = *node->mesh;
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int vertexCount = 0;
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input.Read(&vertexCount, 4);
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mesh.vertices.resize(static_cast<unsigned>(vertexCount));
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input.Read(mesh.vertices.data(), static_cast<unsigned>(vertexCount) * 12u);
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for (auto& vertex : mesh.vertices) {
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const float y = ((vertex[0] * matrix[1] + vertex[1] * matrix[4]) + matrix[7] * vertex[2]) + matrix[10];
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const float z = ((vertex[0] * matrix[2] + vertex[1] * matrix[5]) + matrix[8] * vertex[2]) + matrix[11];
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vertex[0] = ((vertex[0] * matrix[0] + vertex[1] * matrix[3]) + vertex[2] * matrix[6]) + matrix[9];
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vertex[1] = y;
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vertex[2] = z;
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}
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int textureVertexCount = 0;
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input.Read(&textureVertexCount, 4);
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mesh.textureVertices.resize(static_cast<unsigned>(textureVertexCount));
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if (minor == 1) {
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float uv[2];
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for (auto& vertex : mesh.textureVertices) {
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input.Read(uv, sizeof(uv));
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vertex = {0xFFFFFFFFu, uv[0], uv[1]};
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}
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} else {
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input.Read(mesh.textureVertices.data(), static_cast<unsigned>(textureVertexCount) * 12u);
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}
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std::uint32_t faceCount = 0;
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input.Read(&faceCount, 4);
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mesh.faces.resize(faceCount);
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unsigned char record[24];
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for (ModelFace& face : mesh.faces) {
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input.Read(record, minor == 1 ? 20 : 24);
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std::memcpy(face.vertices, record, sizeof(face.vertices));
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std::memcpy(face.textureVertices, record + 6, sizeof(face.textureVertices));
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std::memcpy(&face.texture, record + 12, sizeof(face.texture));
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std::memcpy(&face.twoSided, record + 16, sizeof(face.twoSided));
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std::uint32_t group = 0;
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if (minor != 1) {
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std::memcpy(&group, record + 20, sizeof(group));
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}
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face.smoothing.push_back(group);
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}
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// INLINED
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std::sort(mesh.faces.begin(), mesh.faces.end(), [](const ModelFace& a, const ModelFace& b) { return a.texture < b.texture; });
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mesh.CalculateNormals();
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int rotationCount;
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input.Read(&rotationCount, 4);
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for (int index = 0; index < rotationCount; ++index) {
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ModelRotationKey key;
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input.Read(&key, sizeof(key));
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node->rotationKeys.push_back(key);
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}
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this->meshes[node->name] = node->mesh.get();
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this->nodes.push_back(node.release());
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}
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// OFFSET: 0x00750B10
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// FUNCTION: fn_07950
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bool C3dModelResV1::Load(const char* name) {
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auto& file = this->m_context->file;
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if (!file.Open(name)) {
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file.Close();
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return false;
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}
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ResourceByteReader input{static_cast<const unsigned char*>(file.Data()), static_cast<unsigned>(file.Size())};
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char magic[5]{};
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input.Read(magic, 4);
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if (std::strcmp(magic, "GRSM") != 0) {
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constexpr char message[] = "모델파일이 아닙니다. 형식을 "
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"다시한번 확인해주세요.";
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ShowErrorDialog(this->m_context->renderSystem, message, 0);
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file.Close();
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return false;
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}
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unsigned char major = 0;
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unsigned char minor = 0;
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input.Read(&major, 1);
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this->major = major;
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input.Read(&minor, 1);
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if (major != 1 || minor > 5) {
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constexpr char message[] = "지원되지 않는 버젼입니다. "
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"내용물이 깨져있을 수 있습니다";
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ShowErrorDialog(this->m_context->renderSystem, message, 0);
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file.Close();
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return false;
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}
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input.Read(&this->animationLength, 4);
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input.Read(&this->shade, 4);
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if (minor < 4) {
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this->alpha = 255;
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} else {
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input.Read(&this->alpha, 1);
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}
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unsigned char reserved[16]{};
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input.Read(reserved, sizeof(reserved));
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int textureCount = 0;
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input.Read(&textureCount, 4);
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std::vector<std::string> textureNames;
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char textureName[40]{};
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for (int index = 0; index < textureCount; ++index) {
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input.Read(textureName, sizeof(textureName));
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textureNames.emplace_back(textureName);
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if (std::strstr(textureName, ".bik")) {
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this->movieNames.emplace_back(textureName);
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}
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}
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char rootName[40]{};
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input.Read(rootName, sizeof(rootName));
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int nodeCount = 0;
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input.Read(&nodeCount, 4);
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for (int index = 0; index < nodeCount; ++index) {
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this->ReadNode(input, minor, textureNames);
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}
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for (ModelNode* node : this->nodes) {
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if (!node->parentName.empty()) {
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node->parent = this->FindNode(node->parentName.c_str());
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node->parent->children.push_back(node);
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}
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}
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this->rootNames.emplace_back(rootName);
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int volumeCount = 0;
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input.Read(&volumeCount, 4);
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if (minor >= 2) {
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for (int index = 0; index < volumeCount; ++index) {
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auto* volume = new ModelVolume;
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std::memset(volume, 0, 132);
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volume->flag = 0;
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unsigned char record[40]{};
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input.Read(record, minor == 2 ? 36 : 40);
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std::memcpy(volume, record, 36);
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if (minor > 2) {
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std::memcpy(&volume->flag, record + 36, 4);
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}
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if (minor > 2 && volume->flag == 0) {
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volume->size[0] = volume->size[0] + 3.0f;
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volume->size[2] = volume->size[2] + 3.0f;
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}
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this->volumes.push_back(volume);
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}
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}
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this->sourceName = name;
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file.Close();
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file.Close();
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return true;
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}
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