77 lines
2.7 KiB
C++
77 lines
2.7 KiB
C++
#include "sampler.h"
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#include "core/device/device.h"
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void SamplerManager::init(DeviceManager *deviceManager)
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{
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_deviceManager = deviceManager;
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VkSamplerCreateInfo sampl{.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO};
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// Sensible, cross-vendor defaults
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sampl.addressModeU = VK_SAMPLER_ADDRESS_MODE_REPEAT;
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sampl.addressModeV = VK_SAMPLER_ADDRESS_MODE_REPEAT;
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sampl.addressModeW = VK_SAMPLER_ADDRESS_MODE_REPEAT;
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sampl.mipmapMode = VK_SAMPLER_MIPMAP_MODE_LINEAR;
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sampl.minLod = 0.0f;
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sampl.maxLod = VK_LOD_CLAMP_NONE;
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sampl.mipLodBias = 0.0f;
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sampl.anisotropyEnable = VK_FALSE; // set true + maxAnisotropy if feature enabled
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sampl.borderColor = VK_BORDER_COLOR_INT_OPAQUE_BLACK;
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sampl.unnormalizedCoordinates = VK_FALSE;
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// Nearest defaults
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sampl.magFilter = VK_FILTER_NEAREST;
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sampl.minFilter = VK_FILTER_NEAREST;
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vkCreateSampler(_deviceManager->device(), &sampl, nullptr, &_defaultSamplerNearest);
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// Linear defaults
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sampl.magFilter = VK_FILTER_LINEAR;
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sampl.minFilter = VK_FILTER_LINEAR;
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vkCreateSampler(_deviceManager->device(), &sampl, nullptr, &_defaultSamplerLinear);
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// Linear clamp-to-edge (useful for tiled textures)
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VkSamplerCreateInfo clampEdge = sampl;
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clampEdge.addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE;
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clampEdge.addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE;
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clampEdge.addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE;
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vkCreateSampler(_deviceManager->device(), &clampEdge, nullptr, &_linearClampEdge);
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// Shadow linear clamp sampler (border=white)
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VkSamplerCreateInfo sh = sampl;
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sh.addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER;
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sh.addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER;
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sh.addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER;
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sh.compareEnable = VK_FALSE; // manual PCF
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sh.borderColor = VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE;
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vkCreateSampler(_deviceManager->device(), &sh, nullptr, &_shadowLinearClamp);
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}
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void SamplerManager::cleanup()
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{
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if (!_deviceManager) return;
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if (_defaultSamplerNearest)
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{
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vkDestroySampler(_deviceManager->device(), _defaultSamplerNearest, nullptr);
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_defaultSamplerNearest = VK_NULL_HANDLE;
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}
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if (_defaultSamplerLinear)
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{
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vkDestroySampler(_deviceManager->device(), _defaultSamplerLinear, nullptr);
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_defaultSamplerLinear = VK_NULL_HANDLE;
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}
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if (_shadowLinearClamp)
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{
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vkDestroySampler(_deviceManager->device(), _shadowLinearClamp, nullptr);
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_shadowLinearClamp = VK_NULL_HANDLE;
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}
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if (_linearClampEdge)
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{
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vkDestroySampler(_deviceManager->device(), _linearClampEdge, nullptr);
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_linearClampEdge = VK_NULL_HANDLE;
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}
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}
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