Remove redundant queueCount checks

Overv · Overv · commit aaa41b77d18a · 2019-10-22T23:18:39.000+02:00
diff --git a/code/03_physical_device_selection.cpp b/code/03_physical_device_selection.cpp
@@ -125,7 +125,7 @@ class HelloTriangleApplication {
             createInfo.pNext = (VkDebugUtilsMessengerCreateInfoEXT*) &debugCreateInfo;
         } else {
             createInfo.enabledLayerCount = 0;
-            
+
             createInfo.pNext = nullptr;
         }
 
@@ -193,7 +193,7 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
diff --git a/code/04_logical_device.cpp b/code/04_logical_device.cpp
@@ -131,7 +131,7 @@ class HelloTriangleApplication {
             createInfo.pNext = (VkDebugUtilsMessengerCreateInfoEXT*) &debugCreateInfo;
         } else {
             createInfo.enabledLayerCount = 0;
-            
+
             createInfo.pNext = nullptr;
         }
 
@@ -236,7 +236,7 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
diff --git a/code/05_window_surface.cpp b/code/05_window_surface.cpp
@@ -137,7 +137,7 @@ class HelloTriangleApplication {
             createInfo.pNext = (VkDebugUtilsMessengerCreateInfoEXT*) &debugCreateInfo;
         } else {
             createInfo.enabledLayerCount = 0;
-            
+
             createInfo.pNext = nullptr;
         }
 
@@ -254,7 +254,7 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
diff --git a/code/06_swap_chain_creation.cpp b/code/06_swap_chain_creation.cpp
@@ -408,14 +408,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/07_image_views.cpp b/code/07_image_views.cpp
@@ -439,14 +439,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/08_graphics_pipeline.cpp b/code/08_graphics_pipeline.cpp
@@ -444,14 +444,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/09_shader_modules.cpp b/code/09_shader_modules.cpp
@@ -480,14 +480,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/10_fixed_functions.cpp b/code/10_fixed_functions.cpp
@@ -552,14 +552,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/11_render_passes.cpp b/code/11_render_passes.cpp
@@ -587,14 +587,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/12_graphics_pipeline_complete.cpp b/code/12_graphics_pipeline_complete.cpp
@@ -608,14 +608,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/13_framebuffers.cpp b/code/13_framebuffers.cpp
@@ -637,14 +637,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/14_command_buffers.cpp b/code/14_command_buffers.cpp
@@ -702,14 +702,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/15_hello_triangle.cpp b/code/15_hello_triangle.cpp
@@ -794,14 +794,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/16_swap_chain_recreation.cpp b/code/16_swap_chain_recreation.cpp
@@ -847,14 +847,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/17_vertex_input.cpp b/code/17_vertex_input.cpp
@@ -892,14 +892,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/18_vertex_buffer.cpp b/code/18_vertex_buffer.cpp
@@ -948,14 +948,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/19_staging_buffer.cpp b/code/19_staging_buffer.cpp
@@ -996,14 +996,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/20_index_buffer.cpp b/code/20_index_buffer.cpp
@@ -1029,14 +1029,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/21_descriptor_layout.cpp b/code/21_descriptor_layout.cpp
@@ -1101,14 +1101,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/22_descriptor_sets.cpp b/code/22_descriptor_sets.cpp
@@ -1160,14 +1160,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/23_texture_image.cpp b/code/23_texture_image.cpp
@@ -1315,14 +1315,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/24_sampler.cpp b/code/24_sampler.cpp
@@ -1354,14 +1354,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/25_texture_mapping.cpp b/code/25_texture_mapping.cpp
@@ -1384,14 +1384,14 @@ class HelloTriangleApplication {
 
         int i = 0;
         for (const auto& queueFamily : queueFamilies) {
-            if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+            if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
                 indices.graphicsFamily = i;
             }
 
             VkBool32 presentSupport = false;
             vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
 
-            if (queueFamily.queueCount > 0 && presentSupport) {
+            if (queueFamily.queueCount && presentSupport) {
                 indices.presentFamily = i;
             }
 
diff --git a/code/26_depth_buffering.cpp b/code/26_depth_buffering.cpp
diff --git a/code/27_model_loading.cpp b/code/27_model_loading.cpp
diff --git a/code/28_mipmapping.cpp b/code/28_mipmapping.cpp
diff --git a/code/29_multisampling.cpp b/code/29_multisampling.cpp
diff --git a/en/03_Drawing_a_triangle/00_Setup/03_Physical_devices_and_queue_families.md b/en/03_Drawing_a_triangle/00_Setup/03_Physical_devices_and_queue_families.md
diff --git a/en/03_Drawing_a_triangle/01_Presentation/00_Window_surface.md b/en/03_Drawing_a_triangle/01_Presentation/00_Window_surface.md
diff --git a/fr/03_Dessiner_un_triangle/00_Mise_en_place/03_Physical_devices_et_queue_families.md b/fr/03_Dessiner_un_triangle/00_Mise_en_place/03_Physical_devices_et_queue_families.md
diff --git a/fr/03_Dessiner_un_triangle/01_Présentation/00_Window_surface.md b/fr/03_Dessiner_un_triangle/01_Présentation/00_Window_surface.md

Original file line number	Diff line number	Diff line change
`@@ -125,7 +125,7 @@ class HelloTriangleApplication {`
`125`	`125`	`createInfo.pNext = (VkDebugUtilsMessengerCreateInfoEXT*) &debugCreateInfo;`
`126`	`126`	`} else {`
`127`	`127`	`createInfo.enabledLayerCount = 0;`
`128`		`-`
	`128`	`+`
`129`	`129`	`createInfo.pNext = nullptr;`
`130`	`130`	`}`
`131`	`131`
`@@ -193,7 +193,7 @@ class HelloTriangleApplication {`
`193`	`193`
`194`	`194`	`int i = 0;`
`195`	`195`	`for (const auto& queueFamily : queueFamilies) {`
`196`		`- if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
	`196`	`+ if (queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
`197`	`197`	`indices.graphicsFamily = i;`
`198`	`198`	`}`
`199`	`199`
Original file line number	Diff line number	Diff line change
`@@ -131,7 +131,7 @@ class HelloTriangleApplication {`
`131`	`131`	`createInfo.pNext = (VkDebugUtilsMessengerCreateInfoEXT*) &debugCreateInfo;`
`132`	`132`	`} else {`
`133`	`133`	`createInfo.enabledLayerCount = 0;`
`134`		`-`
	`134`	`+`
`135`	`135`	`createInfo.pNext = nullptr;`
`136`	`136`	`}`
`137`	`137`
`@@ -236,7 +236,7 @@ class HelloTriangleApplication {`
`236`	`236`
`237`	`237`	`int i = 0;`
`238`	`238`	`for (const auto& queueFamily : queueFamilies) {`
`239`		`- if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
	`239`	`+ if (queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
`240`	`240`	`indices.graphicsFamily = i;`
`241`	`241`	`}`
`242`	`242`
Original file line number	Diff line number	Diff line change
`@@ -137,7 +137,7 @@ class HelloTriangleApplication {`
`137`	`137`	`createInfo.pNext = (VkDebugUtilsMessengerCreateInfoEXT*) &debugCreateInfo;`
`138`	`138`	`} else {`
`139`	`139`	`createInfo.enabledLayerCount = 0;`
`140`		`-`
	`140`	`+`
`141`	`141`	`createInfo.pNext = nullptr;`
`142`	`142`	`}`
`143`	`143`
`@@ -254,7 +254,7 @@ class HelloTriangleApplication {`
`254`	`254`
`255`	`255`	`int i = 0;`
`256`	`256`	`for (const auto& queueFamily : queueFamilies) {`
`257`		`- if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
	`257`	`+ if (queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
`258`	`258`	`indices.graphicsFamily = i;`
`259`	`259`	`}`
`260`	`260`
Original file line number	Diff line number	Diff line change
`@@ -408,14 +408,14 @@ class HelloTriangleApplication {`
`408`	`408`
`409`	`409`	`int i = 0;`
`410`	`410`	`for (const auto& queueFamily : queueFamilies) {`
`411`		`- if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
	`411`	`+ if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
`412`	`412`	`indices.graphicsFamily = i;`
`413`	`413`	`}`
`414`	`414`
`415`	`415`	`VkBool32 presentSupport = false;`
`416`	`416`	`vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);`
`417`	`417`
`418`		`- if (queueFamily.queueCount > 0 && presentSupport) {`
	`418`	`+ if (queueFamily.queueCount && presentSupport) {`
`419`	`419`	`indices.presentFamily = i;`
`420`	`420`	`}`
`421`	`421`
Original file line number	Diff line number	Diff line change
`@@ -439,14 +439,14 @@ class HelloTriangleApplication {`
`439`	`439`
`440`	`440`	`int i = 0;`
`441`	`441`	`for (const auto& queueFamily : queueFamilies) {`
`442`		`- if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
	`442`	`+ if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
`443`	`443`	`indices.graphicsFamily = i;`
`444`	`444`	`}`
`445`	`445`
`446`	`446`	`VkBool32 presentSupport = false;`
`447`	`447`	`vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);`
`448`	`448`
`449`		`- if (queueFamily.queueCount > 0 && presentSupport) {`
	`449`	`+ if (queueFamily.queueCount && presentSupport) {`
`450`	`450`	`indices.presentFamily = i;`
`451`	`451`	`}`
`452`	`452`
Original file line number	Diff line number	Diff line change
`@@ -444,14 +444,14 @@ class HelloTriangleApplication {`
`444`	`444`
`445`	`445`	`int i = 0;`
`446`	`446`	`for (const auto& queueFamily : queueFamilies) {`
`447`		`- if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
	`447`	`+ if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
`448`	`448`	`indices.graphicsFamily = i;`
`449`	`449`	`}`
`450`	`450`
`451`	`451`	`VkBool32 presentSupport = false;`
`452`	`452`	`vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);`
`453`	`453`
`454`		`- if (queueFamily.queueCount > 0 && presentSupport) {`
	`454`	`+ if (queueFamily.queueCount && presentSupport) {`
`455`	`455`	`indices.presentFamily = i;`
`456`	`456`	`}`
`457`	`457`
Original file line number	Diff line number	Diff line change
`@@ -480,14 +480,14 @@ class HelloTriangleApplication {`
`480`	`480`
`481`	`481`	`int i = 0;`
`482`	`482`	`for (const auto& queueFamily : queueFamilies) {`
`483`		`- if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
	`483`	`+ if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
`484`	`484`	`indices.graphicsFamily = i;`
`485`	`485`	`}`
`486`	`486`
`487`	`487`	`VkBool32 presentSupport = false;`
`488`	`488`	`vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);`
`489`	`489`
`490`		`- if (queueFamily.queueCount > 0 && presentSupport) {`
	`490`	`+ if (queueFamily.queueCount && presentSupport) {`
`491`	`491`	`indices.presentFamily = i;`
`492`	`492`	`}`
`493`	`493`
Original file line number	Diff line number	Diff line change
`@@ -552,14 +552,14 @@ class HelloTriangleApplication {`
`552`	`552`
`553`	`553`	`int i = 0;`
`554`	`554`	`for (const auto& queueFamily : queueFamilies) {`
`555`		`- if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
	`555`	`+ if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
`556`	`556`	`indices.graphicsFamily = i;`
`557`	`557`	`}`
`558`	`558`
`559`	`559`	`VkBool32 presentSupport = false;`
`560`	`560`	`vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);`
`561`	`561`
`562`		`- if (queueFamily.queueCount > 0 && presentSupport) {`
	`562`	`+ if (queueFamily.queueCount && presentSupport) {`
`563`	`563`	`indices.presentFamily = i;`
`564`	`564`	`}`
`565`	`565`
Original file line number	Diff line number	Diff line change
`@@ -587,14 +587,14 @@ class HelloTriangleApplication {`
`587`	`587`
`588`	`588`	`int i = 0;`
`589`	`589`	`for (const auto& queueFamily : queueFamilies) {`
`590`		`- if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
	`590`	`+ if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
`591`	`591`	`indices.graphicsFamily = i;`
`592`	`592`	`}`
`593`	`593`
`594`	`594`	`VkBool32 presentSupport = false;`
`595`	`595`	`vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);`
`596`	`596`
`597`		`- if (queueFamily.queueCount > 0 && presentSupport) {`
	`597`	`+ if (queueFamily.queueCount && presentSupport) {`
`598`	`598`	`indices.presentFamily = i;`
`599`	`599`	`}`
`600`	`600`
Original file line number	Diff line number	Diff line change
`@@ -608,14 +608,14 @@ class HelloTriangleApplication {`
`608`	`608`
`609`	`609`	`int i = 0;`
`610`	`610`	`for (const auto& queueFamily : queueFamilies) {`
`611`		`- if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
	`611`	`+ if (queueFamily.queueCount && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {`
`612`	`612`	`indices.graphicsFamily = i;`
`613`	`613`	`}`
`614`	`614`
`615`	`615`	`VkBool32 presentSupport = false;`
`616`	`616`	`vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);`
`617`	`617`
`618`		`- if (queueFamily.queueCount > 0 && presentSupport) {`
	`618`	`+ if (queueFamily.queueCount && presentSupport) {`
`619`	`619`	`indices.presentFamily = i;`
`620`	`620`	`}`
`621`	`621`