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VideoBackends:Vulkan: Add support for vertex shader point and line expansion

This commit is contained in:
TellowKrinkle 2022-07-24 03:32:59 -05:00
parent 678ee48bfc
commit 3a5901d12e
3 changed files with 35 additions and 20 deletions
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23
Source/Core/VideoBackends/Vulkan/ObjectCache.cpp
View File

@ -156,9 +156,11 @@ bool ObjectCache::CreateDescriptorSetLayouts()
{5, VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, 1, VK_SHADER_STAGE_COMPUTE_BIT},
}};
std::array<VkDescriptorSetLayoutBinding, 3> ubo_bindings = standard_ubo_bindings;
std::array<VkDescriptorSetLayoutCreateInfo, NUM_DESCRIPTOR_SET_LAYOUTS> create_infos{{
{VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO, nullptr, 0,
static_cast<u32>(standard_ubo_bindings.size()), standard_ubo_bindings.data()},
static_cast<u32>(ubo_bindings.size()), ubo_bindings.data()},
{VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO, nullptr, 0,
static_cast<u32>(standard_sampler_bindings.size()), standard_sampler_bindings.data()},
{VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO, nullptr, 0,
@ -172,8 +174,17 @@ bool ObjectCache::CreateDescriptorSetLayouts()
}};
// Don't set the GS bit if geometry shaders aren't available.
if (!g_ActiveConfig.backend_info.bSupportsGeometryShaders)
if (g_ActiveConfig.UseVSForLinePointExpand())
{
if (g_ActiveConfig.backend_info.bSupportsGeometryShaders)
ubo_bindings[UBO_DESCRIPTOR_SET_BINDING_GS].stageFlags |= VK_SHADER_STAGE_VERTEX_BIT;
else
ubo_bindings[UBO_DESCRIPTOR_SET_BINDING_GS].stageFlags = VK_SHADER_STAGE_VERTEX_BIT;
}
else if (!g_ActiveConfig.backend_info.bSupportsGeometryShaders)
{
create_infos[DESCRIPTOR_SET_LAYOUT_STANDARD_UNIFORM_BUFFERS].bindingCount--;
}
// Remove the dynamic vertex loader's buffer if it'll never be needed
if (!g_ActiveConfig.backend_info.bSupportsDynamicVertexLoader)
@ -244,12 +255,14 @@ bool ObjectCache::CreatePipelineLayouts()
static_cast<u32>(compute_sets.size()), compute_sets.data(), 0, nullptr},
}};
const bool ssbos_in_standard =
g_ActiveConfig.backend_info.bSupportsBBox || g_ActiveConfig.UseVSForLinePointExpand();
// If bounding box is unsupported, don't bother with the SSBO descriptor set.
if (!g_ActiveConfig.backend_info.bSupportsBBox)
if (!ssbos_in_standard)
pipeline_layout_info[PIPELINE_LAYOUT_STANDARD].setLayoutCount--;
// If neither SSBO-using feature is supported, skip in ubershaders too
if (!g_ActiveConfig.backend_info.bSupportsBBox &&
!g_ActiveConfig.backend_info.bSupportsDynamicVertexLoader)
if (!ssbos_in_standard && !g_ActiveConfig.backend_info.bSupportsDynamicVertexLoader)
pipeline_layout_info[PIPELINE_LAYOUT_UBER].setLayoutCount--;
for (size_t i = 0; i < pipeline_layout_info.size(); i++)

31
Source/Core/VideoBackends/Vulkan/StateTracker.cpp
View File

@ -458,6 +458,9 @@ void StateTracker::UpdateGXDescriptorSet()
std::array<VkWriteDescriptorSet, MAX_DESCRIPTOR_WRITES> writes;
u32 num_writes = 0;
const bool needs_gs_ubo = g_ActiveConfig.backend_info.bSupportsGeometryShaders ||
g_ActiveConfig.UseVSForLinePointExpand();
if (m_dirty_flags & DIRTY_FLAG_GX_UBOS || m_gx_descriptor_sets[0] == VK_NULL_HANDLE)
{
m_gx_descriptor_sets[0] = g_command_buffer_mgr->AllocateDescriptorSet(
@ -465,8 +468,7 @@ void StateTracker::UpdateGXDescriptorSet()
for (size_t i = 0; i < NUM_UBO_DESCRIPTOR_SET_BINDINGS; i++)
{
if (i == UBO_DESCRIPTOR_SET_BINDING_GS &&
!g_ActiveConfig.backend_info.bSupportsGeometryShaders)
if (i == UBO_DESCRIPTOR_SET_BINDING_GS && !needs_gs_ubo)
{
continue;
}
@ -505,8 +507,9 @@ void StateTracker::UpdateGXDescriptorSet()
}
const bool needs_bbox_ssbo = g_ActiveConfig.backend_info.bSupportsBBox;
const bool needs_vertex_ssbo = g_ActiveConfig.backend_info.bSupportsDynamicVertexLoader &&
m_pipeline->GetUsage() == AbstractPipelineUsage::GXUber;
const bool needs_vertex_ssbo = (g_ActiveConfig.backend_info.bSupportsDynamicVertexLoader &&
m_pipeline->GetUsage() == AbstractPipelineUsage::GXUber) ||
g_ActiveConfig.UseVSForLinePointExpand();
const bool needs_ssbo = needs_bbox_ssbo || needs_vertex_ssbo;
if (needs_ssbo &&
@ -520,7 +523,8 @@ void StateTracker::UpdateGXDescriptorSet()
VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET, nullptr, m_gx_descriptor_sets[2], 0, 0, 1,
VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, nullptr, &m_bindings.ssbo, nullptr};
if (g_ActiveConfig.backend_info.bSupportsDynamicVertexLoader)
if (g_ActiveConfig.backend_info.bSupportsDynamicVertexLoader ||
g_ActiveConfig.UseVSForLinePointExpand())
{
writes[num_writes++] = {VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET,
nullptr,
@ -546,21 +550,18 @@ void StateTracker::UpdateGXDescriptorSet()
VK_PIPELINE_BIND_POINT_GRAPHICS, m_pipeline->GetVkPipelineLayout(), 0,
needs_ssbo ? NUM_GX_DESCRIPTOR_SETS : (NUM_GX_DESCRIPTOR_SETS - 1),
m_gx_descriptor_sets.data(),
g_ActiveConfig.backend_info.bSupportsGeometryShaders ?
NUM_UBO_DESCRIPTOR_SET_BINDINGS :
(NUM_UBO_DESCRIPTOR_SET_BINDINGS - 1),
needs_gs_ubo ? NUM_UBO_DESCRIPTOR_SET_BINDINGS :
(NUM_UBO_DESCRIPTOR_SET_BINDINGS - 1),
m_bindings.gx_ubo_offsets.data());
m_dirty_flags &= ~(DIRTY_FLAG_DESCRIPTOR_SETS | DIRTY_FLAG_GX_UBO_OFFSETS);
}
else if (m_dirty_flags & DIRTY_FLAG_GX_UBO_OFFSETS)
{
vkCmdBindDescriptorSets(g_command_buffer_mgr->GetCurrentCommandBuffer(),
VK_PIPELINE_BIND_POINT_GRAPHICS, m_pipeline->GetVkPipelineLayout(), 0,
1, m_gx_descriptor_sets.data(),
g_ActiveConfig.backend_info.bSupportsGeometryShaders ?
NUM_UBO_DESCRIPTOR_SET_BINDINGS :
(NUM_UBO_DESCRIPTOR_SET_BINDINGS - 1),
m_bindings.gx_ubo_offsets.data());
vkCmdBindDescriptorSets(
g_command_buffer_mgr->GetCurrentCommandBuffer(), VK_PIPELINE_BIND_POINT_GRAPHICS,
m_pipeline->GetVkPipelineLayout(), 0, 1, m_gx_descriptor_sets.data(),
needs_gs_ubo ? NUM_UBO_DESCRIPTOR_SET_BINDINGS : (NUM_UBO_DESCRIPTOR_SET_BINDINGS - 1),
m_bindings.gx_ubo_offsets.data());
m_dirty_flags &= ~DIRTY_FLAG_GX_UBO_OFFSETS;
}
}

1
Source/Core/VideoBackends/Vulkan/VulkanContext.cpp
View File

@ -299,6 +299,7 @@ void VulkanContext::PopulateBackendInfo(VideoConfig* config)
config->backend_info.bSupportsSettingObjectNames = false; // Dependent on features.
config->backend_info.bSupportsPartialMultisampleResolve = true; // Assumed support.
config->backend_info.bSupportsDynamicVertexLoader = true; // Assumed support.
config->backend_info.bSupportsVSLinePointExpand = true; // Assumed support.
}
void VulkanContext::PopulateBackendInfoAdapters(VideoConfig* config, const GPUList& gpu_list)