mirror of
https://github.com/EduApps-CDG/OpenDX
synced 2024-12-30 09:45:37 +01:00
82 lines
3.3 KiB
C++
82 lines
3.3 KiB
C++
#include "dxvk_sampler.h"
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#include "dxvk_device.h"
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namespace dxvk {
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DxvkSampler::DxvkSampler(
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DxvkDevice* device,
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const DxvkSamplerCreateInfo& info)
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: m_vkd(device->vkd()) {
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VkSamplerCustomBorderColorCreateInfoEXT borderColorInfo;
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borderColorInfo.sType = VK_STRUCTURE_TYPE_SAMPLER_CUSTOM_BORDER_COLOR_CREATE_INFO_EXT;
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borderColorInfo.pNext = nullptr;
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borderColorInfo.customBorderColor = info.borderColor;
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borderColorInfo.format = VK_FORMAT_UNDEFINED;
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VkSamplerCreateInfo samplerInfo;
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samplerInfo.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO;
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samplerInfo.pNext = nullptr;
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samplerInfo.flags = 0;
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samplerInfo.magFilter = info.magFilter;
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samplerInfo.minFilter = info.minFilter;
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samplerInfo.mipmapMode = info.mipmapMode;
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samplerInfo.addressModeU = info.addressModeU;
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samplerInfo.addressModeV = info.addressModeV;
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samplerInfo.addressModeW = info.addressModeW;
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samplerInfo.mipLodBias = info.mipmapLodBias;
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samplerInfo.anisotropyEnable = info.useAnisotropy;
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samplerInfo.maxAnisotropy = info.maxAnisotropy;
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samplerInfo.compareEnable = info.compareToDepth;
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samplerInfo.compareOp = info.compareOp;
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samplerInfo.minLod = info.mipmapLodMin;
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samplerInfo.maxLod = info.mipmapLodMax;
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samplerInfo.borderColor = VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK;
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samplerInfo.unnormalizedCoordinates = info.usePixelCoord;
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if (samplerInfo.addressModeU == VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER
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|| samplerInfo.addressModeV == VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER
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|| samplerInfo.addressModeW == VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER)
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samplerInfo.borderColor = getBorderColor(device, info);
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if (samplerInfo.borderColor == VK_BORDER_COLOR_FLOAT_CUSTOM_EXT)
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samplerInfo.pNext = &borderColorInfo;
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if (m_vkd->vkCreateSampler(m_vkd->device(),
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&samplerInfo, nullptr, &m_sampler) != VK_SUCCESS)
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throw DxvkError("DxvkSampler::DxvkSampler: Failed to create sampler");
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}
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DxvkSampler::~DxvkSampler() {
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m_vkd->vkDestroySampler(
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m_vkd->device(), m_sampler, nullptr);
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}
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VkBorderColor DxvkSampler::getBorderColor(const Rc<DxvkDevice>& device, const DxvkSamplerCreateInfo& info) {
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static const std::array<std::pair<VkClearColorValue, VkBorderColor>, 3> s_borderColors = {{
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{ { { 0.0f, 0.0f, 0.0f, 0.0f } }, VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK },
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{ { { 0.0f, 0.0f, 0.0f, 1.0f } }, VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK },
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{ { { 1.0f, 1.0f, 1.0f, 1.0f } }, VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE },
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}};
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// Ignore G/B/A components for shadow samplers
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size_t size = !info.compareToDepth
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? sizeof(VkClearColorValue)
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: sizeof(float);
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for (const auto& e : s_borderColors) {
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if (!std::memcmp(&e.first, &info.borderColor, size))
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return e.second;
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}
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if (!device->features().extCustomBorderColor.customBorderColorWithoutFormat) {
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Logger::warn("DXVK: Custom border colors not supported");
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return VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK;
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}
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return VK_BORDER_COLOR_FLOAT_CUSTOM_EXT;
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}
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}
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