1 files changed, 16 insertions, 0 deletions
diff --git a/engine/xe_device.cpp b/engine/xe_device.cpp
index d6d0713..f602e18 100755
--- a/engine/xe_device.cpp
+++ b/engine/xe_device.cpp
@@ -121,6 +121,7 @@ void Device::pickPhysicalDevice() {
   for (const auto &device : devices) {
     if (isDeviceSuitable(device)) {
       physicalDevice = device;
+      msaaSamples = getMaxUsableSampleCount();
       break;
     }
   }
@@ -133,6 +134,21 @@ void Device::pickPhysicalDevice() {
   std::cout << "Physical device: " << properties.deviceName << std::endl;
 }
 
+VkSampleCountFlagBits Device::getMaxUsableSampleCount() {
+    VkPhysicalDeviceProperties physicalDeviceProperties;
+    vkGetPhysicalDeviceProperties(physicalDevice, &physicalDeviceProperties);
+
+    VkSampleCountFlags counts = physicalDeviceProperties.limits.framebufferColorSampleCounts & physicalDeviceProperties.limits.framebufferDepthSampleCounts;
+    if (counts & VK_SAMPLE_COUNT_64_BIT) { return VK_SAMPLE_COUNT_64_BIT; }
+    if (counts & VK_SAMPLE_COUNT_32_BIT) { return VK_SAMPLE_COUNT_32_BIT; }
+    if (counts & VK_SAMPLE_COUNT_16_BIT) { return VK_SAMPLE_COUNT_16_BIT; }
+    if (counts & VK_SAMPLE_COUNT_8_BIT) { return VK_SAMPLE_COUNT_8_BIT; }
+    if (counts & VK_SAMPLE_COUNT_4_BIT) { return VK_SAMPLE_COUNT_4_BIT; }
+    if (counts & VK_SAMPLE_COUNT_2_BIT) { return VK_SAMPLE_COUNT_2_BIT; }
+
+    return VK_SAMPLE_COUNT_1_BIT;
+}
+
 void Device::createLogicalDevice() {
   QueueFamilyIndices indices = findQueueFamilies(physicalDevice);