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vk: Get rid of multidraw indirection buffer
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kd-11 2025-04-23 03:55:58 +03:00 • committed by kd-11
parent a152bb1123
commit c401c0f9db
3 changed files with 11 additions and 26 deletions
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29
rpcs3/Emu/RSX/VK/VKDraw.cpp
View file

@ -939,17 +939,8 @@ void VKGSRender::emit_geometry(u32 sub_index)
else if (m_device->get_multidraw_support())
{
const auto subranges = draw_call.get_subranges();
const auto subranges_count = ::size32(subranges);
auto [offset, ptr] = m_draw_indirect_count_ring_info.alloc_and_map<4, VkMultiDrawInfoEXT>(subranges_count);
auto _ptr = ptr;
for (const auto& range : subranges)
{
_ptr->firstVertex = range.first;
_ptr->vertexCount = range.count;
_ptr++;
}
_vkCmdDrawMultiEXT(*m_current_command_buffer, subranges_count, ptr, 1, 0, sizeof(VkMultiDrawInfoEXT));
auto ptr = reinterpret_cast<const VkMultiDrawInfoEXT*>(& subranges.front().first);
_vkCmdDrawMultiEXT(*m_current_command_buffer, ::size32(subranges), ptr, 1, 0, sizeof(rsx::draw_range_t));
}
else
{
@ -981,21 +972,21 @@ void VKGSRender::emit_geometry(u32 sub_index)
{
const auto subranges = draw_call.get_subranges();
const auto subranges_count = ::size32(subranges);
auto [offset, ptr] = m_draw_indirect_count_ring_info.alloc_and_map<4, VkMultiDrawIndexedInfoEXT>(subranges_count);
const auto allocation_size = subranges_count * 3;
auto _ptr = ptr;
m_multidraw_parameters_buffer.resize(allocation_size);
auto _ptr = m_multidraw_parameters_buffer.data();
u32 vertex_offset = 0;
for (const auto& range : subranges)
{
const auto count = get_index_count(draw_call.primitive, range.count);
_ptr->vertexOffset = 0;
_ptr->firstIndex = vertex_offset;
_ptr->indexCount = count;
_ptr++;
*_ptr++ = 0;
*_ptr++ = vertex_offset;
*_ptr++ = count;
vertex_offset += count;
}
_vkCmdDrawMultiIndexedEXT(*m_current_command_buffer, subranges_count, ptr, 1, 0, sizeof(VkMultiDrawIndexedInfoEXT), nullptr);
_vkCmdDrawMultiIndexedEXT(*m_current_command_buffer, subranges_count, reinterpret_cast<const VkMultiDrawIndexedInfoEXT*>(_ptr), 1, 0, sizeof(u32) * 3, nullptr);
}
else
{

6
rpcs3/Emu/RSX/VK/VKGSRender.cpp
View file

@ -558,12 +558,6 @@ VKGSRender::VKGSRender(utils::serial* ar) noexcept : GSRender(ar)
});
}
if (m_device->get_multidraw_support().supported)
{
m_draw_indirect_count_ring_info.create(VK_BUFFER_USAGE_INDIRECT_BUFFER_BIT, 16 * 0x100000, "multidraw indirect buffer", 1024);
vk::data_heap_manager::register_ring_buffer(m_draw_indirect_count_ring_info);
}
// Initialize optional allocation information with placeholders
m_vertex_env_buffer_info = { m_vertex_env_ring_info.heap->value, 0, 16 };
m_vertex_constants_buffer_info = { m_transform_constants_ring_info.heap->value, 0, 16 };

2
rpcs3/Emu/RSX/VK/VKGSRender.h
View file

@ -130,7 +130,6 @@ private:
vk::data_heap m_texture_upload_buffer_ring_info; // Texture upload heap
vk::data_heap m_raster_env_ring_info; // Raster control such as polygon and line stipple
vk::data_heap m_instancing_buffer_ring_info; // Instanced rendering data (constants indirection table + instanced constants)
vk::data_heap m_draw_indirect_count_ring_info; // Buffer holding first-count data for multidraw support
vk::data_heap m_fragment_instructions_buffer;
vk::data_heap m_vertex_instructions_buffer;
@ -148,6 +147,7 @@ private:
VkDescriptorBufferInfo m_vertex_instructions_buffer_info {};
VkDescriptorBufferInfo m_fragment_instructions_buffer_info {};
rsx::simple_array<u32> m_multidraw_parameters_buffer;
u64 m_xform_constants_dynamic_offset = 0; // We manage transform_constants dynamic offset manually to alleviate performance penalty of doing a hot-patch of constants.
std::array<vk::frame_context_t, VK_MAX_ASYNC_FRAMES> frame_context_storage;