wip

Author: azer89

HelloVulkan/Header/Vulkan/VulkanContext.h

@@ -44,6 +44,8 @@ struct ContextConfig
 
 	bool supportBindlessRendering_ = true;
 
+	bool supportAnisotropicFilterting = false;
+
 	// TODO Set validation layer as optional
 };
 

HelloVulkan/Header/Vulkan/VulkanImage.h

@@ -72,6 +72,7 @@ class VulkanImage
 		float maxLod = 0.f,
 		VkFilter minFilter = VK_FILTER_LINEAR,
 		VkFilter maxFilter = VK_FILTER_LINEAR,
+		VkBool32 anisoptropy = VK_FALSE,
 		VkSamplerAddressMode addressMode = VK_SAMPLER_ADDRESS_MODE_REPEAT);
 
 	void CreateDefaultSampler(
@@ -80,6 +81,7 @@ class VulkanImage
 		float maxLod = 0.f,
 		VkFilter minFilter = VK_FILTER_LINEAR,
 		VkFilter maxFilter = VK_FILTER_LINEAR,
+		VkBool32 anisoptropy = VK_FALSE,
 		VkSamplerAddressMode addressMode = VK_SAMPLER_ADDRESS_MODE_REPEAT);
 
 	void CreateImage(

HelloVulkan/Source/Apps/AppPBRShadow.cpp

@@ -214,7 +214,8 @@ void AppPBRShadow::MainLoop()
 {
 	InitVulkan({
 		.supportRaytracing_ = false,
-		.supportMSAA_ = true
+		.supportMSAA_ = true,
+		.supportAnisotropicFilterting = true
 	});
 	Init();
 

HelloVulkan/Source/Resources/ResourcesShadow.cpp

@@ -43,6 +43,7 @@ void ResourcesShadow::CreateSingleShadowMap(VulkanContext& ctx)
 		1.f,
 		VK_FILTER_LINEAR,
 		VK_FILTER_LINEAR,
+		VK_TRUE,
 		VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE);
 	shadowMap_.SetDebugName(ctx, "Single_Layer_Shadow_Map");
 
@@ -80,6 +81,7 @@ void ResourcesShadow::CreateCascadeShadowMap(VulkanContext& ctx)
 		1.f,
 		VK_FILTER_LINEAR,
 		VK_FILTER_LINEAR,
+		VK_TRUE,
 		VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE);
 	shadowMap_.SetDebugName(ctx, "Cascade_Shadow_Map");
 

HelloVulkan/Source/Vulkan/VulkanContext.cpp

@@ -196,6 +196,10 @@ void VulkanContext::ChainFeatures()
 		features_.drawIndirectFirstInstance = VK_TRUE;
 		features_.shaderSampledImageArrayDynamicIndexing = VK_TRUE;
 	}
+	if (config_.supportAnisotropicFilterting)
+	{
+		features_.samplerAnisotropy = VK_TRUE;
+	}
 
 	// NOTE features2_ and features13_ are always created
 	features13_ =

HelloVulkan/Source/Vulkan/VulkanImage.cpp

@@ -359,6 +359,7 @@ void VulkanImage::CreateDefaultSampler(
 	float maxLod,
 	VkFilter minFilter,
 	VkFilter maxFilter,
+	VkBool32 anisoptropy,
 	VkSamplerAddressMode addressMode)
 {
 	CreateSampler(
@@ -368,6 +369,7 @@ void VulkanImage::CreateDefaultSampler(
 		maxLod,
 		minFilter,
 		maxFilter,
+		anisoptropy,
 		addressMode
 	);
 }
@@ -379,6 +381,7 @@ void VulkanImage::CreateSampler(
 	float maxLod,
 	VkFilter minFilter,
 	VkFilter maxFilter,
+	VkBool32 anisoptropy,
 	VkSamplerAddressMode addressMode)
 {
 	const VkSamplerCreateInfo samplerInfo = {
@@ -392,13 +395,13 @@ void VulkanImage::CreateSampler(
 		.addressModeV = addressMode,
 		.addressModeW = addressMode,
 		.mipLodBias = 0.0f,
-		.anisotropyEnable = VK_FALSE,
+		.anisotropyEnable = anisoptropy,
 		.maxAnisotropy = 1.0f,
 		.compareEnable = VK_FALSE,
 		.compareOp = VK_COMPARE_OP_ALWAYS,
 		.minLod = minLod,
 		.maxLod = maxLod,
-		.borderColor = VK_BORDER_COLOR_INT_OPAQUE_BLACK,
+		.borderColor = VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE,
 		.unnormalizedCoordinates = VK_FALSE
 	};
 	VK_CHECK(vkCreateSampler(ctx.GetDevice(), &samplerInfo, nullptr, &sampler));