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vk: Zero-initialize scratch VRAM allocations

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kd-11 2022-12-13 02:56:55 +03:00 committed by kd-11
parent 18b7955384
commit b39f457363
2 changed files with 17 additions and 7 deletions
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20
rpcs3/Emu/RSX/VK/vkutils/scratch.cpp
View File

@ -152,9 +152,10 @@ namespace vk
return ptr.get();
}
vk::buffer* get_scratch_buffer(u32 queue_family, u64 min_required_size)
std::pair<vk::buffer*, bool> get_scratch_buffer(u32 queue_family, u64 min_required_size)
{
auto& scratch_buffer = g_scratch_buffers_pool[queue_family].get_buf();
bool is_new = false;
if (scratch_buffer && scratch_buffer->size() < min_required_size)
{
@ -170,14 +171,25 @@ namespace vk
scratch_buffer = std::make_unique<vk::buffer>(*g_render_device, alloc_size,
g_render_device->get_memory_mapping().device_local, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT,
VK_BUFFER_USAGE_TRANSFER_SRC_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_STORAGE_BUFFER_BIT, 0, VMM_ALLOCATION_POOL_SCRATCH);
is_new = true;
}
return scratch_buffer.get();
return { scratch_buffer.get(), is_new };
}
vk::buffer* get_scratch_buffer(const vk::command_buffer& cmd, u64 min_required_size)
vk::buffer* get_scratch_buffer(const vk::command_buffer& cmd, u64 min_required_size, bool zero_memory)
{
return get_scratch_buffer(cmd.get_queue_family(), min_required_size);
const auto [buf, init_mem] = get_scratch_buffer(cmd.get_queue_family(), min_required_size);
if (init_mem || zero_memory)
{
// Zero-initialize the allocated VRAM
const u64 zero_length = init_mem ? buf->size() : utils::align(min_required_size, 4);
vkCmdFillBuffer(cmd, buf->value, 0, zero_length, 0);
}
return buf;
}
void clear_scratch_resources()

4
rpcs3/Emu/RSX/VK/vkutils/scratch.h
View File

@ -6,9 +6,7 @@ namespace vk
VkSampler null_sampler();
image_view* null_image_view(const command_buffer& cmd, VkImageViewType type);
image* get_typeless_helper(VkFormat format, rsx::format_class format_class, u32 requested_width, u32 requested_height);
buffer* get_scratch_buffer(u32 queue_family, u64 min_required_size);
buffer* get_scratch_buffer(const command_buffer& cmd, u64 min_required_size);
buffer* get_scratch_buffer(const command_buffer& cmd, u64 min_required_size, bool zero_memory = false);
void clear_scratch_resources();
}