- GizmoState.localSpace(默认 local,模型轴旋转直观),T 键切换 Manipulate 的 LOCAL/WORLD 模式;无父层级两模式 world 矩阵同源, decompose 写回链路不变 - Ctrl 按住吸附(UE Grid Snap 语义):平移 0.25m / 旋转 15° / 缩放 0.1x;ImGuizmo 约定旋转 snap 单位为弧度 - 视口左上角 drawlist 叠加状态提示(Space/Snap,不占布局行) - Inspector Transform 三行升级 UE 风轴色输入行(对齐 Gizmo 轴色): 拖拽粗调 + Ctrl+Click 键入精确值
304 lines
11 KiB
C++
304 lines
11 KiB
C++
//
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// InspectorPanel.cpp:组件编辑实现。
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//
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// Transform 编辑必须走 Set* 入口(标脏 → 帧循环统一 Compose 重算
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// world),直接改私有成员是编译错误——面板天然遵守引擎约束。
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//
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#include "InspectorPanel.h"
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#include "Engine/ECS/Components.h"
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#include "Engine/Renderer/Model.h"
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#include <imgui.h>
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#include <cstdio>
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#include <vector>
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namespace
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{
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// InputText 需要 char 缓冲;提交时写回 std::string
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bool InputTextString(const char* label, std::string& str)
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{
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char buf[256];
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std::snprintf(buf, sizeof(buf), "%s", str.c_str());
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if (ImGui::InputText(label, buf, sizeof(buf)))
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{
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str = buf;
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return true;
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}
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return false;
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}
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// UE 风变换行:label + 三轴色 DragFloat(轴色对齐 Gizmo:X 红 /
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// Y 绿 / Z 蓝)。拖拽粗调;Ctrl+Click 进输入框键入精确值。
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// 任一轴变化返回 true
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bool DragVec3Row(const char* label, glm::vec3& v, float speed,
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float mn = -3.4e38f, float mx = 3.4e38f)
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{
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ImGui::TextUnformatted(label);
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ImGui::SameLine(72.0f); // 固定标签列宽 → 三行输入框对齐
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ImGui::PushID(label);
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constexpr ImVec4 axisCol[3] = {
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{0.72f, 0.24f, 0.24f, 1.00f}, // X 红
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{0.30f, 0.68f, 0.34f, 1.00f}, // Y 绿
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{0.24f, 0.40f, 0.88f, 1.00f}, // Z 蓝
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};
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const float boxW =
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(ImGui::GetContentRegionAvail().x
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- 2.0f * ImGui::GetStyle().ItemInnerSpacing.x) / 3.0f;
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bool changed = false;
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for (int i = 0; i < 3; ++i)
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{
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ImGui::PushStyleColor(ImGuiCol_FrameBg, axisCol[i]);
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ImGui::SetNextItemWidth(boxW);
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changed |= ImGui::DragFloat(
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i == 0 ? "##x" : i == 1 ? "##y" : "##z",
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&v[i], speed, mn, mx, "%.2f");
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ImGui::PopStyleColor();
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if (i < 2) ImGui::SameLine();
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}
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ImGui::PopID();
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return changed;
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}
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}
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void InspectorPanel::Draw(const EditorContext& ctx, entt::entity selected)
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{
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ImGui::Begin("Inspector");
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auto& reg = ctx.scene->GetRegistry();
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if (selected == entt::null || !reg.valid(selected))
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{
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ImGui::TextDisabled("(no entity selected)");
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ImGui::End();
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return;
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}
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// ---- Name ----
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if (auto* name = reg.try_get<Engine::ECS::NameComponent>(selected))
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{
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InputTextString("Name", name->name);
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}
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ImGui::Separator();
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// ---- Add Component ----
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if (ImGui::Button("Add Component"))
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{
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ImGui::OpenPopup("add_component");
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}
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if (ImGui::BeginPopup("add_component"))
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{
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if (!reg.all_of<Engine::ECS::LightComponent>(selected) &&
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ImGui::MenuItem("Light"))
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{
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reg.emplace<Engine::ECS::LightComponent>(selected);
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}
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if (!reg.all_of<Engine::ECS::CameraComponent>(selected) &&
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ImGui::MenuItem("Camera"))
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{
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reg.emplace<Engine::ECS::CameraComponent>(selected);
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}
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if (!reg.all_of<Engine::ECS::AnimationComponent>(selected) &&
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ImGui::MenuItem("Animation"))
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{
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reg.emplace<Engine::ECS::AnimationComponent>(selected);
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}
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if (!reg.all_of<Engine::ECS::NameComponent>(selected) &&
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ImGui::MenuItem("Name"))
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{
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reg.emplace<Engine::ECS::NameComponent>(selected);
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}
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if (!reg.all_of<Engine::ECS::RigidBodyComponent>(selected) &&
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ImGui::MenuItem("RigidBody"))
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{
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reg.emplace<Engine::ECS::RigidBodyComponent>(selected);
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}
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ImGui::EndPopup();
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}
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ImGui::Separator();
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// ---- Transform ----
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if (auto* t = reg.try_get<Engine::ECS::TransformComponent>(selected))
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{
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if (ImGui::CollapsingHeader("Transform", ImGuiTreeNodeFlags_DefaultOpen))
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{
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glm::vec3 pos = t->GetPosition();
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if (DragVec3Row("position", pos, 0.05f))
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{
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t->SetPosition(pos);
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}
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glm::vec3 rot = t->GetRotation(); // 派生欧拉(度)
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if (DragVec3Row("rotation", rot, 0.5f))
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{
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t->SetRotation(rot);
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}
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glm::vec3 scl = t->GetScale();
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if (DragVec3Row("scale", scl, 0.02f, 0.001f, 100.0f))
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{
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t->SetScale(scl);
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}
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}
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}
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// ---- MeshRenderer ----
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if (auto* mr = reg.try_get<Engine::ECS::MeshRendererComponent>(selected))
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{
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if (ImGui::CollapsingHeader("MeshRenderer",
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ImGuiTreeNodeFlags_DefaultOpen))
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{
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if (const Engine::Model* model = ctx.assets->GetModel(mr->model);
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model != nullptr)
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{
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const auto& clips = model->GetClips();
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ImGui::Text("model: valid (%u clips, %u bones)",
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static_cast<unsigned>(clips.size()),
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static_cast<unsigned>(model->GetBoneCount()));
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ImGui::TextDisabled("(mesh asset is read-only here)");
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}
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else
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{
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ImGui::TextColored(ImVec4(1.0f, 0.3f, 0.3f, 1.0f),
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"model: INVALID (dangling ref)");
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}
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}
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}
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// ---- Light ----
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if (auto* light = reg.try_get<Engine::ECS::LightComponent>(selected))
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{
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if (ImGui::CollapsingHeader("Light", ImGuiTreeNodeFlags_DefaultOpen))
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{
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int type = static_cast<int>(light->type);
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if (ImGui::Combo("type", &type, "Directional\0Point\0"))
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{
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light->type = static_cast<Engine::ECS::LightComponent::Type>(type);
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}
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ImGui::ColorEdit3("color", &light->color.x);
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ImGui::DragFloat("intensity", &light->color.a, 0.05f, 0.0f, 100.0f);
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if (light->type == Engine::ECS::LightComponent::Type::Directional)
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{
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ImGui::SliderFloat3("direction", &light->direction.x, -1.0f, 1.0f);
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ImGui::Checkbox("castShadow", &light->castShadow);
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}
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else
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{
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ImGui::DragFloat("radius", &light->radius, 0.1f, 0.0f, 100.0f);
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ImGui::TextDisabled("(position = entity Transform)");
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}
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}
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}
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// ---- Camera ----
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if (auto* cam = reg.try_get<Engine::ECS::CameraComponent>(selected))
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{
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if (ImGui::CollapsingHeader("Camera", ImGuiTreeNodeFlags_DefaultOpen))
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{
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if (ImGui::Checkbox("primary", &cam->primary) && cam->primary)
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{
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// primary 互斥:启用本相机时清掉其余实体的 primary
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//(引擎取第一个 primary 作为渲染视角)
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reg.view<Engine::ECS::CameraComponent>().each(
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[&](entt::entity e, Engine::ECS::CameraComponent& c)
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{
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if (e != selected)
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{
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c.primary = false;
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}
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});
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}
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}
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}
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// ---- RigidBody(Jolt 刚体:动态体 Transform 由物理每帧写回)----
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// type/collider/mass 变更 → PhysicsWorld 重建 body;其余参数即时生效
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if (auto* rb = reg.try_get<Engine::ECS::RigidBodyComponent>(selected))
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{
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if (ImGui::CollapsingHeader("RigidBody", ImGuiTreeNodeFlags_DefaultOpen))
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{
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int type = static_cast<int>(rb->type);
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if (ImGui::Combo("type", &type, "Static\0Dynamic\0Kinematic\0"))
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{
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rb->type = static_cast<Engine::ECS::RigidBodyComponent::BodyType>(type);
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}
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int collider = static_cast<int>(rb->collider);
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if (ImGui::Combo("collider", &collider, "Box\0Sphere\0Mesh\0"))
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{
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rb->collider = static_cast<Engine::ECS::RigidBodyComponent::ColliderType>(collider);
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}
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if (rb->collider == Engine::ECS::RigidBodyComponent::ColliderType::Box)
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{
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ImGui::DragFloat3("halfExtents", &rb->boxHalfExtents.x, 0.05f, 0.01f, 500.0f);
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}
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else if (rb->collider == Engine::ECS::RigidBodyComponent::ColliderType::Sphere)
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{
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ImGui::DragFloat("radius", &rb->sphereRadius, 0.05f, 0.01f, 500.0f);
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}
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else
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{
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// Mesh:跟随 MeshRenderer 视觉网格(Static=精确网格,
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// Dynamic=凸包近似),无尺寸可调
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ImGui::TextDisabled("follows MeshRenderer geometry");
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}
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ImGui::DragFloat("mass", &rb->mass, 0.1f, 0.1f, 1000.0f, "%.1f");
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ImGui::SliderFloat("gravityScale", &rb->gravityScale, -1.0f, 5.0f);
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ImGui::SliderFloat("friction", &rb->friction, 0.0f, 2.0f);
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ImGui::SliderFloat("restitution", &rb->restitution, 0.0f, 1.0f);
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ImGui::Checkbox("isSensor", &rb->isSensor);
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if (rb->bodyValid &&
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rb->type == Engine::ECS::RigidBodyComponent::BodyType::Dynamic)
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{
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ImGui::Text("vel: %.2f, %.2f, %.2f m/s",
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rb->velocity.x, rb->velocity.y, rb->velocity.z);
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}
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}
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}
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// ---- Animation ----
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if (auto* anim = reg.try_get<Engine::ECS::AnimationComponent>(selected))
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{
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if (ImGui::CollapsingHeader("Animation",
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ImGuiTreeNodeFlags_DefaultOpen))
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{
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const auto* mr = reg.try_get<Engine::ECS::MeshRendererComponent>(selected);
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const Engine::Model* model =
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mr ? ctx.assets->GetModel(mr->model) : nullptr;
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if (model != nullptr && model->HasAnimations())
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{
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const auto& clips = model->GetClips();
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std::vector<const char*> clipNames;
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clipNames.reserve(clips.size());
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for (const auto& c : clips)
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{
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clipNames.push_back(c.name.c_str());
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}
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int cur = anim->clipIndex;
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if (ImGui::Combo("clip", &cur, clipNames.data(),
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static_cast<int>(clipNames.size())))
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{
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anim->Play(cur); // 触发 crossfade(fade 秒)
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}
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ImGui::Checkbox("playing", &anim->playing);
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ImGui::SameLine();
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ImGui::Checkbox("loop", &anim->loop);
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ImGui::SliderFloat("speed", &anim->speed, -2.0f, 2.0f);
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ImGui::SliderFloat("fade", &anim->fadeDuration, 0.0f, 1.0f);
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if (anim->clipIndex >= 0 &&
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anim->clipIndex < static_cast<int>(clips.size()))
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{
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ImGui::Text("t: %.2f / %.2f s", anim->time,
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clips[anim->clipIndex].duration);
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}
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}
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else
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{
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ImGui::TextDisabled("(no animation clips on model)");
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}
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}
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}
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ImGui::End();
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}
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