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Video Common: Add XFB decoding via the GPU

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This commit is contained in:
iwubcode
2017-08-08 00:09:25 -05:00
parent 4d13f69dc1
commit 76b775d5be
5 changed files with 51 additions and 1 deletions
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20
Source/Core/VideoBackends/Vulkan/TextureConverter.cpp
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@ -61,6 +61,8 @@ TextureConverter::~TextureConverter()
vkDestroyBufferView(g_vulkan_context->GetDevice(), m_texel_buffer_view_r32g32_uint, nullptr);
if (m_texel_buffer_view_rgba8_unorm != VK_NULL_HANDLE)
vkDestroyBufferView(g_vulkan_context->GetDevice(), m_texel_buffer_view_rgba8_unorm, nullptr);
if (m_texel_buffer_view_rgba8_uint != VK_NULL_HANDLE)
vkDestroyBufferView(g_vulkan_context->GetDevice(), m_texel_buffer_view_rgba8_uint, nullptr);
if (m_encoding_render_pass != VK_NULL_HANDLE)
vkDestroyRenderPass(g_vulkan_context->GetDevice(), m_encoding_render_pass, nullptr);
@ -487,11 +489,22 @@ void TextureConverter::DecodeTexture(VkCommandBuffer command_buffer,
// Copy/commit upload buffer.
u32 texel_buffer_offset = static_cast<u32>(m_texel_buffer->GetCurrentOffset());
Util::BufferMemoryBarrier(g_command_buffer_mgr->GetCurrentCommandBuffer(),
m_texel_buffer->GetBuffer(), VK_ACCESS_SHADER_READ_BIT,
VK_ACCESS_HOST_WRITE_BIT, texel_buffer_offset, total_upload_size,
VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, VK_PIPELINE_STAGE_HOST_BIT);
std::memcpy(m_texel_buffer->GetCurrentHostPointer(), data, data_size);
if (has_palette)
std::memcpy(m_texel_buffer->GetCurrentHostPointer() + palette_offset, palette, palette_size);
m_texel_buffer->CommitMemory(total_upload_size);
Util::BufferMemoryBarrier(g_command_buffer_mgr->GetCurrentCommandBuffer(),
m_texel_buffer->GetBuffer(), VK_ACCESS_HOST_WRITE_BIT,
VK_ACCESS_SHADER_READ_BIT, texel_buffer_offset, total_upload_size,
VK_PIPELINE_STAGE_HOST_BIT, VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT);
// Determine uniforms.
PushConstants constants = {
{width, height},
@ -513,6 +526,9 @@ void TextureConverter::DecodeTexture(VkCommandBuffer command_buffer,
case TextureConversionShader::BUFFER_FORMAT_R32G32_UINT:
data_view = m_texel_buffer_view_r32g32_uint;
break;
case TextureConversionShader::BUFFER_FORMAT_RGBA8_UINT:
data_view = m_texel_buffer_view_rgba8_uint;
break;
default:
break;
}
@ -564,10 +580,12 @@ bool TextureConverter::CreateTexelBuffer()
m_texel_buffer_view_r16_uint = CreateTexelBufferView(VK_FORMAT_R16_UINT);
m_texel_buffer_view_r32g32_uint = CreateTexelBufferView(VK_FORMAT_R32G32_UINT);
m_texel_buffer_view_rgba8_unorm = CreateTexelBufferView(VK_FORMAT_R8G8B8A8_UNORM);
m_texel_buffer_view_rgba8_uint= CreateTexelBufferView(VK_FORMAT_R8G8B8A8_UINT);
return m_texel_buffer_view_r8_uint != VK_NULL_HANDLE &&
m_texel_buffer_view_r16_uint != VK_NULL_HANDLE &&
m_texel_buffer_view_r32g32_uint != VK_NULL_HANDLE &&
m_texel_buffer_view_rgba8_unorm != VK_NULL_HANDLE;
m_texel_buffer_view_rgba8_unorm != VK_NULL_HANDLE &&
m_texel_buffer_view_rgba8_uint != VK_NULL_HANDLE;
}
VkBufferView TextureConverter::CreateTexelBufferView(VkFormat format) const