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[dxvk] Rebalance descriptor set allocation

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This should more closely reflect what applications actually use.
The basic idea here is that it is better for apps to run out of
descriptors before running out of sets and thus reduce the
overall memory footprint of the application.
This commit is contained in:
Philip Rebohle 2018-11-26 23:57:26 +01:00
parent 08b403f655
commit eb7a5da975
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1 changed files with 13 additions and 13 deletions
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24
src/dxvk/dxvk_descriptor.cpp
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@ -45,19 +45,19 @@ namespace dxvk {
VkDescriptorPool DxvkDescriptorAlloc::createDescriptorPool() { VkDescriptorPool DxvkDescriptorAlloc::createDescriptorPool() {
constexpr uint32_t MaxSets = 256; constexpr uint32_t MaxSets = 2048;
constexpr uint32_t MaxDesc = 2048;
std::array<VkDescriptorPoolSize, 9> pools = {{ std::array<VkDescriptorPoolSize, 10> pools = {{
{ VK_DESCRIPTOR_TYPE_SAMPLER, MaxDesc }, { VK_DESCRIPTOR_TYPE_SAMPLER, MaxSets * 2 },
{ VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE, MaxDesc }, { VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE, MaxSets * 3 },
{ VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, MaxDesc }, { VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, MaxSets / 8 },
{ VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, MaxDesc }, { VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, MaxSets * 3 },
{ VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, MaxDesc }, { VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, MaxSets / 8 },
{ VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER, MaxDesc }, { VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER, MaxSets * 3 },
{ VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER, MaxDesc }, { VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER, MaxSets / 8 },
{ VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC, MaxDesc }, { VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC, MaxSets * 3 },
{ VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC, MaxDesc } }}; { VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC, MaxSets / 8 },
{ VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, MaxSets / 16 } }};
VkDescriptorPoolCreateInfo info; VkDescriptorPoolCreateInfo info;
info.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO; info.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO;