diff --git a/extern/libphysis b/extern/libphysis
index bccb050..3a1bc27 160000
--- a/extern/libphysis
+++ b/extern/libphysis
@@ -1 +1 @@
-Subproject commit bccb0503fadb1cd69f27e9aa62ff4d446de76226
+Subproject commit 3a1bc2770dd8cb4ccadccb60c1ae20692aaeb00f
diff --git a/parts/mdl/mdlpart.cpp b/parts/mdl/mdlpart.cpp
index 9118993..7687378 100644
--- a/parts/mdl/mdlpart.cpp
+++ b/parts/mdl/mdlpart.cpp
@@ -228,6 +228,30 @@ RenderMaterial MDLPart::createMaterial(const physis_Material &material)
         auto shpkData = physis_gamedata_extract_file(data, shpkPath.c_str());
         if (shpkData.data != nullptr) {
             newMaterial.shaderPackage = physis_parse_shpk(shpkData);
+
+            // create the material parameters for this shader package
+            newMaterial.materialBuffer =
+                renderer->device().createBuffer(newMaterial.shaderPackage.material_parameters_size, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT);
+
+            // assumed to be floats, maybe not always true?
+            std::vector<float> buffer(newMaterial.shaderPackage.material_parameters_size / sizeof(float));
+
+            // copy the material data
+            for (int i = 0; i < newMaterial.shaderPackage.num_material_parameters; i++) {
+                auto param = newMaterial.shaderPackage.material_parameters[i];
+
+                for (int j = 0; j < newMaterial.mat.num_constants; j++) {
+                    auto constant = newMaterial.mat.constants[j];
+
+                    if (constant.id == param.id) {
+                        for (int z = 0; z < constant.num_values; z++) {
+                            buffer[(param.byte_offset / sizeof(float)) + z] = constant.values[z];
+                        }
+                    }
+                }
+            }
+
+            renderer->device().copyToBuffer(newMaterial.materialBuffer, buffer.data(), buffer.size() * sizeof(float));
         }
     }
 
diff --git a/parts/mtrl/mtrlpart.cpp b/parts/mtrl/mtrlpart.cpp
index 86d7f6e..c14f3d4 100644
--- a/parts/mtrl/mtrlpart.cpp
+++ b/parts/mtrl/mtrlpart.cpp
@@ -221,7 +221,7 @@ void MtrlPart::rebuild()
         auto layout = new QFormLayout();
         groupBox->setLayout(layout);
 
-        auto label = new QLabel(QString::number(constant.value));
+        auto label = new QLabel(QStringLiteral("%1 %2 %3 %4").arg(constant.values[0]).arg(constant.values[1]).arg(constant.values[2]).arg(constant.values[3]));
         layout->addRow(i18n("Value:"), label);
     }
 }
diff --git a/renderer/include/drawobject.h b/renderer/include/drawobject.h
index d48ac83..7718f55 100644
--- a/renderer/include/drawobject.h
+++ b/renderer/include/drawobject.h
@@ -29,6 +29,8 @@ struct RenderMaterial {
     RenderTexture *normalTexture = nullptr;
     RenderTexture *specularTexture = nullptr;
     RenderTexture *multiTexture = nullptr;
+
+    Buffer materialBuffer;
 };
 
 struct DrawObject {
diff --git a/renderer/include/gamerenderer.h b/renderer/include/gamerenderer.h
index 4a479a6..b2178ab 100644
--- a/renderer/include/gamerenderer.h
+++ b/renderer/include/gamerenderer.h
@@ -84,7 +84,6 @@ private:
     Buffer g_CameraParameter;
     Buffer g_InstanceParameter;
     Buffer g_ModelParameter;
-    Buffer g_MaterialParameter;
     Buffer g_TransparencyMaterialParameter;
     Buffer g_CommonParameter;
     Buffer g_LightParam;
diff --git a/renderer/src/gamerenderer.cpp b/renderer/src/gamerenderer.cpp
index c3d73e2..c9d6813 100644
--- a/renderer/src/gamerenderer.cpp
+++ b/renderer/src/gamerenderer.cpp
@@ -98,16 +98,6 @@ GameRenderer::GameRenderer(Device &device, GameData *data)
         m_device.copyToBuffer(g_ModelParameter, &modelParameter, sizeof(ModelParameter));
     }
 
-    // material data
-    {
-        g_MaterialParameter = m_device.createBuffer(sizeof(MaterialParameters), VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT);
-
-        MaterialParameters materialParameter{};
-        materialParameter.parameters[0] = glm::vec4(1.0f, 1.0f, 1.0f, 0.0f); // diffuse color then alpha threshold
-        materialParameter.parameters[5].z = 1.0f;
-        m_device.copyToBuffer(g_MaterialParameter, &materialParameter, sizeof(MaterialParameters));
-    }
-
     // material data
     {
         g_TransparencyMaterialParameter = m_device.createBuffer(sizeof(MaterialParameters), VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT);
@@ -1202,7 +1192,7 @@ GameRenderer::createDescriptorFor(const DrawObject *object, const CachedPipeline
                     info->range = buffer.size;
                 };
 
-                auto bindBuffer = [this, &useUniformBuffer, &info, j, &object, pass](const char *name) {
+                auto bindBuffer = [this, &useUniformBuffer, &info, j, &object, pass, material](const char *name) {
                     qInfo() << "Requesting" << name << "at" << j;
 
                     if (strcmp(name, "g_CameraParameter") == 0) {
@@ -1219,7 +1209,9 @@ GameRenderer::createDescriptorFor(const DrawObject *object, const CachedPipeline
                             // The composite semi-transparency uses a different alphathreshold
                             useUniformBuffer(g_TransparencyMaterialParameter);
                         } else {
-                            useUniformBuffer(g_MaterialParameter);
+                            Q_ASSERT(material);
+                            Q_ASSERT(material->materialBuffer.buffer);
+                            useUniformBuffer(material->materialBuffer);
                         }
                     } else if (strcmp(name, "g_LightParam") == 0) {
                         useUniformBuffer(g_LightParam);
diff --git a/renderer/src/rendermanager.cpp b/renderer/src/rendermanager.cpp
index 7249cfc..c93399f 100644
--- a/renderer/src/rendermanager.cpp
+++ b/renderer/src/rendermanager.cpp
@@ -100,8 +100,8 @@ RenderManager::RenderManager(GameData *data)
     createInfo.ppEnabledExtensionNames = instanceExtensions.data();
     createInfo.enabledExtensionCount = instanceExtensions.size();
     createInfo.pApplicationInfo = &applicationInfo;
-    createInfo.ppEnabledLayerNames = layers;
-    createInfo.enabledLayerCount = 1;
+    // createInfo.ppEnabledLayerNames = layers;
+    // createInfo.enabledLayerCount = 1;
 
     vkCreateInstance(&createInfo, nullptr, &m_device->instance);