checkpoint - get current monitor's refresh rate

1 files changed, 21 insertions, 0 deletions

diff --git a/src/window.cpp b/src/window.cpp
index c7b9dba..2a1b905 100644
--- a/src/window.cpp
+++ b/src/window.cpp
@@ -27,6 +27,8 @@ const bool VULKAN_DEBUG_REPORT = true;
  * Initialization
  */
 GLFWwindow *window = nullptr;
+GLFWmonitor *monitor = nullptr;
+GLFWvidmode vidMode;
 VkInstance vkInstance = nullptr;
 VkPhysicalDevice vkPhysicalDevice = nullptr;
 VkPhysicalDeviceProperties vkPhysicalDeviceProperties;
@@ -2323,6 +2325,22 @@ void DestroySwapchain() {
 	vkDestroySwapchainKHR(vkDevice, vkSwapchainKHR, vkAllocator);
 }
 
+void DetermineMonitor() {
+	int monitorCount;
+	GLFWmonitor **monitors = glfwGetMonitors(&monitorCount);
+	assert(monitors != nullptr);
+	// TODO - actually determine monitor
+	monitor = monitors[0];
+
+	const auto *videoMode = glfwGetVideoMode(monitor);
+	vidMode.width = videoMode->width;
+	vidMode.height = videoMode->height;
+	vidMode.redBits = videoMode->redBits;
+	vidMode.greenBits = videoMode->greenBits;
+	vidMode.blueBits = videoMode->blueBits;
+	vidMode.refreshRate = videoMode->refreshRate;
+}
+
 void RecreateSwapchain() {
 	int width, height = 0;
 	glfwGetFramebufferSize(window, &width, &height);
@@ -2332,6 +2350,7 @@ void RecreateSwapchain() {
 	}
 	extent.width = width;
 	extent.height = height;
+	DetermineMonitor();
 	vkDeviceWaitIdle(vkDevice);
 	DestroySwapchain();
 	CreateSwapchain();
@@ -2368,6 +2387,8 @@ void CreateWindow(PKEWindowProperties *wp) {
 	CreateGraphicsPipelines();
 	UpdateDebugGraphicsPipeline();
 	CreateImGui();
+
+	DetermineMonitor();
 }
 
 void DestroyWindow() {