Fix OpenXR sample count

modules/openxr/openxr_api.cpp

@@ -804,6 +804,7 @@ bool OpenXRAPI::create_swapchains() {
 	*/
 
 	Size2 recommended_size = get_recommended_target_size();
+	uint32_t sample_count = 1;
 
 	// We start with our color swapchain...
 	{
@@ -827,7 +828,7 @@ bool OpenXRAPI::create_swapchains() {
 			print_verbose(String("Using color swap chain format:") + get_swapchain_format_name(swapchain_format_to_use));
 		}
 
-		if (!create_swapchain(XR_SWAPCHAIN_USAGE_SAMPLED_BIT | XR_SWAPCHAIN_USAGE_COLOR_ATTACHMENT_BIT | XR_SWAPCHAIN_USAGE_MUTABLE_FORMAT_BIT, swapchain_format_to_use, recommended_size.width, recommended_size.height, view_configuration_views[0].recommendedSwapchainSampleCount, view_count, swapchains[OPENXR_SWAPCHAIN_COLOR].swapchain, &swapchains[OPENXR_SWAPCHAIN_COLOR].swapchain_graphics_data)) {
+		if (!create_swapchain(XR_SWAPCHAIN_USAGE_SAMPLED_BIT | XR_SWAPCHAIN_USAGE_COLOR_ATTACHMENT_BIT | XR_SWAPCHAIN_USAGE_MUTABLE_FORMAT_BIT, swapchain_format_to_use, recommended_size.width, recommended_size.height, sample_count, view_count, swapchains[OPENXR_SWAPCHAIN_COLOR].swapchain, &swapchains[OPENXR_SWAPCHAIN_COLOR].swapchain_graphics_data)) {
 			return false;
 		}
 	}
@@ -863,7 +864,7 @@ bool OpenXRAPI::create_swapchains() {
 
 			// Note, if VK_FORMAT_D32_SFLOAT is used here but we're using the forward+ renderer, we should probably output a warning.
 
-			if (!create_swapchain(XR_SWAPCHAIN_USAGE_SAMPLED_BIT | XR_SWAPCHAIN_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT, swapchain_format_to_use, recommended_size.width, recommended_size.height, view_configuration_views[0].recommendedSwapchainSampleCount, view_count, swapchains[OPENXR_SWAPCHAIN_DEPTH].swapchain, &swapchains[OPENXR_SWAPCHAIN_DEPTH].swapchain_graphics_data)) {
+			if (!create_swapchain(XR_SWAPCHAIN_USAGE_SAMPLED_BIT | XR_SWAPCHAIN_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT, swapchain_format_to_use, recommended_size.width, recommended_size.height, sample_count, view_count, swapchains[OPENXR_SWAPCHAIN_DEPTH].swapchain, &swapchains[OPENXR_SWAPCHAIN_DEPTH].swapchain_graphics_data)) {
 				return false;
 			}