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Code Issues 144 Wiki Activity

Add NVIDIA DLSS to the Vulkan renderer (gfx.antialiasing dlss/dlaa) and gfx.buffer.percent

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Hirek
2026-10-25 19:35:33 +01:00
parent 71a6628a4a
commit 1841e6d7b0
27 changed files with 1487 additions and 56 deletions
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10
rendering/vulkan14/vulkan14descriptors.cpp
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@@ -17,10 +17,12 @@ namespace vk14
// samplers
bool samplers::create(device const &Device, float Anisotropy, std::string &Reason)
bool samplers::create(device const &Device, float Anisotropy, std::string &Reason, float const LodBias)
{
auto const handle{Device.handle()};
auto const maxanisotropy{Device.caps().limits.maxSamplerAnisotropy};
auto const maxbias{Device.caps().limits.maxSamplerLodBias};
auto const lodbias{std::clamp(LodBias, -maxbias, maxbias)};
VkFormatProperties depthformat{};
vkGetPhysicalDeviceFormatProperties(Device.physical(), VK_FORMAT_D32_SFLOAT, &depthformat);
auto const depthlinear{(depthformat.optimalTilingFeatures & VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT) != 0};
@@ -39,6 +41,12 @@ bool samplers::create(device const &Device, float Anisotropy, std::string &Reaso
info.anisotropyEnable = VK_TRUE;
info.maxAnisotropy = std::min(Aniso, maxanisotropy);
}
// the textures of the scene (the mipmapped samplers with the anisotropy of the settings), sampled as at the size of the
// window when the scene is drawn smaller for dlss
if ((&Sampler == &repeat_aniso) || (&Sampler == &clamp_aniso))
{
info.mipLodBias = lodbias;
}
// the border of the clamped samplers: the farthest depth of the reverse z, black
info.borderColor = VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK;
if (Compare)