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材质表面参数接通：新增 emissiveFactor（无 emissive 贴图时的发光入口，glTF 语义）入 UBO/YAML/缓存键/两 shader；Transmission/Thickness 未勾 Transparent 时禁用编辑（不透明段 shader 不读）

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atdunbg
2026-10-09 00:04:55 +08:00
parent 235482733c
commit 6447b5c0fa
6 changed files with 42 additions and 8 deletions
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App/editor/panels/MaterialEditorPanel.cpp
+21 -3
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@@ -174,12 +174,23 @@ void MaterialEditorPanel::DrawAssetMode(const EditorContext& ctx)
ImGui::DragFloat("Roughness", &p.factors.y, 0.01f, 0.0f, 1.0f));
EditParam(ImGui::ColorEdit4("Base Color", &p.baseColor.x));
EditParam(ImGui::DragFloat("IOR", &p.surface.x, 0.01f, 1.0f, 3.0f));
EditParam(ImGui::DragFloat("Transmission", &p.surface.y, 0.01f, 0.0f,
1.0f));
// 发光 = emissiveFactor × emissive 贴图 × Strength（Emissive 槽
// 兜底贴图恒黑，无贴图时颜色因子是唯一入口）
EditParam(ImGui::ColorEdit3("Emissive Color", &p.emissiveFactor.x));
EditParam(ImGui::DragFloat("Emissive Strength", &p.surface.z, 0.05f,
0.0f, 100.0f));
// transmission/thickness 只有不透明段不读——透明 shader 专属
//（未勾 Transparent 时禁用编辑，防"拖了没反应"的困惑）
ImGui::BeginDisabled(!trans);
EditParam(ImGui::DragFloat("Transmission", &p.surface.y, 0.01f, 0.0f,
1.0f));
EditParam(ImGui::DragFloat("Thickness", &p.surface.w, 0.01f, 0.0f,
10.0f));
ImGui::EndDisabled();
if (!trans)
{
ImGui::TextDisabled("Transmission/Thickness need Transparent");
}
// ---- 纹理槽（变化 → 落盘 + waitIdle 重建）----
ImGui::SeparatorText("Textures");
@@ -303,9 +314,16 @@ void MaterialEditorPanel::DrawBuiltinMode(const EditorContext& ctx)
ImGui::DragFloat("Roughness", &p.factors.y, 0.01f, 0.0f, 1.0f);
ImGui::ColorEdit4("Base Color", &p.baseColor.x);
ImGui::DragFloat("IOR", &p.surface.x, 0.01f, 1.0f, 3.0f);
ImGui::DragFloat("Transmission", &p.surface.y, 0.01f, 0.0f, 1.0f);
ImGui::ColorEdit3("Emissive Color", &p.emissiveFactor.x);
ImGui::DragFloat("Emissive Strength", &p.surface.z, 0.05f, 0.0f, 100.0f);
ImGui::BeginDisabled(!trans);
ImGui::DragFloat("Transmission", &p.surface.y, 0.01f, 0.0f, 1.0f);
ImGui::DragFloat("Thickness", &p.surface.w, 0.01f, 0.0f, 10.0f);
ImGui::EndDisabled();
if (!trans)
{
ImGui::TextDisabled("Transmission/Thickness need Transparent");
}
ImGui::SeparatorText("Textures");
static constexpr const char* kSlotNames[Engine::Material::kSlotCount] = {
"Albedo", "Normal", "MetallicRoughness",