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GPU: Implement support for multisample antialiasing

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This commit is contained in:
Connor McLaughlin
2020-10-31 00:38:06 +10:00
parent 61a4960380
commit 2eaebd8921
28 changed files with 804 additions and 407 deletions
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131
src/core/gpu_hw_d3d11.cpp
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@ -16,7 +16,8 @@ GPU_HW_D3D11::~GPU_HW_D3D11()
if (m_host_display)
m_host_display->ClearDisplayTexture();
m_context->ClearState();
if (m_context)
m_context->ClearState();
DestroyShaders();
DestroyStateObjects();
@ -30,16 +31,16 @@ bool GPU_HW_D3D11::Initialize(HostDisplay* host_display)
return false;
}
SetCapabilities();
if (!GPU_HW::Initialize(host_display))
return false;
m_device = static_cast<ID3D11Device*>(host_display->GetRenderDevice());
m_context = static_cast<ID3D11DeviceContext*>(host_display->GetRenderContext());
if (!m_device || !m_context)
return false;
SetCapabilities();
if (!GPU_HW::Initialize(host_display))
return false;
if (!CreateFramebuffer())
{
Log_ErrorPrintf("Failed to create framebuffer");
@ -123,6 +124,9 @@ void GPU_HW_D3D11::UpdateSettings()
if (framebuffer_changed)
{
RestoreGraphicsAPIState();
ReadVRAM(0, 0, VRAM_WIDTH, VRAM_HEIGHT);
ResetGraphicsAPIState();
m_host_display->ClearDisplayTexture();
CreateFramebuffer();
}
@ -138,6 +142,7 @@ void GPU_HW_D3D11::UpdateSettings()
if (framebuffer_changed)
{
RestoreGraphicsAPIState();
UpdateVRAM(0, 0, VRAM_WIDTH, VRAM_HEIGHT, m_vram_ptr);
UpdateDepthBufferFromMaskBit();
UpdateDisplay();
ResetGraphicsAPIState();
@ -173,54 +178,54 @@ void GPU_HW_D3D11::SetCapabilities()
m_max_resolution_scale = max_texture_scale;
m_supports_dual_source_blend = true;
m_supports_per_sample_shading = (m_device->GetFeatureLevel() >= D3D_FEATURE_LEVEL_10_1);
m_max_multisamples = 1;
for (u32 multisamples = 2; multisamples < D3D11_MAX_MULTISAMPLE_SAMPLE_COUNT; multisamples++)
{
UINT num_quality_levels;
if (SUCCEEDED(
m_device->CheckMultisampleQualityLevels(DXGI_FORMAT_R8G8B8A8_UNORM, multisamples, &num_quality_levels)) &&
num_quality_levels > 0)
{
m_max_multisamples = multisamples;
}
}
}
bool GPU_HW_D3D11::CreateFramebuffer()
{
// save old vram texture/fbo, in case we're changing scale
auto old_vram_texture = std::move(m_vram_texture);
DestroyFramebuffer();
// scale vram size to internal resolution
const u32 texture_width = VRAM_WIDTH * m_resolution_scale;
const u32 texture_height = VRAM_HEIGHT * m_resolution_scale;
const u32 multisamples = m_multisamples;
const DXGI_FORMAT texture_format = DXGI_FORMAT_R8G8B8A8_UNORM;
const DXGI_FORMAT depth_format = DXGI_FORMAT_D16_UNORM;
if (!m_vram_texture.Create(m_device.Get(), texture_width, texture_height, texture_format,
if (!m_vram_texture.Create(m_device.Get(), texture_width, texture_height, multisamples, texture_format,
D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_RENDER_TARGET) ||
!m_vram_depth_texture.Create(m_device.Get(), texture_width, texture_height, depth_format,
!m_vram_depth_texture.Create(m_device.Get(), texture_width, texture_height, multisamples, depth_format,
D3D11_BIND_DEPTH_STENCIL) ||
!m_vram_read_texture.Create(m_device.Get(), texture_width, texture_height, texture_format,
!m_vram_read_texture.Create(m_device.Get(), texture_width, texture_height, 1, texture_format,
D3D11_BIND_SHADER_RESOURCE) ||
!m_display_texture.Create(m_device.Get(), texture_width, texture_height, texture_format,
!m_display_texture.Create(m_device.Get(), texture_width, texture_height, 1, texture_format,
D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_RENDER_TARGET) ||
!m_vram_encoding_texture.Create(m_device.Get(), VRAM_WIDTH, VRAM_HEIGHT, texture_format,
!m_vram_encoding_texture.Create(m_device.Get(), VRAM_WIDTH, VRAM_HEIGHT, 1, texture_format,
D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_RENDER_TARGET) ||
!m_vram_readback_texture.Create(m_device.Get(), VRAM_WIDTH, VRAM_HEIGHT, texture_format, false))
{
return false;
}
const CD3D11_DEPTH_STENCIL_VIEW_DESC depth_view_desc(D3D11_DSV_DIMENSION_TEXTURE2D, depth_format);
const CD3D11_DEPTH_STENCIL_VIEW_DESC depth_view_desc(
multisamples > 1 ? D3D11_DSV_DIMENSION_TEXTURE2DMS : D3D11_DSV_DIMENSION_TEXTURE2D, depth_format);
HRESULT hr =
m_device->CreateDepthStencilView(m_vram_depth_texture, &depth_view_desc, m_vram_depth_view.GetAddressOf());
if (FAILED(hr))
return false;
// do we need to restore the framebuffer after a size change?
if (old_vram_texture)
{
const bool linear_filter = old_vram_texture.GetWidth() > m_vram_texture.GetWidth();
Log_DevPrintf("Scaling %ux%u VRAM texture to %ux%u using %s filter", old_vram_texture.GetWidth(),
old_vram_texture.GetHeight(), m_vram_texture.GetWidth(), m_vram_texture.GetHeight(),
linear_filter ? "linear" : "nearest");
BlitTexture(m_vram_texture.GetD3DRTV(), 0, 0, m_vram_texture.GetWidth(), m_vram_texture.GetHeight(),
old_vram_texture.GetD3DSRV(), 0, 0, old_vram_texture.GetWidth(), old_vram_texture.GetHeight(),
old_vram_texture.GetWidth(), old_vram_texture.GetHeight(), linear_filter);
}
m_context->OMSetRenderTargets(1, m_vram_texture.GetD3DRTVArray(), nullptr);
SetFullVRAMDirtyRectangle();
return true;
@ -281,9 +286,21 @@ bool GPU_HW_D3D11::CreateStateObjects()
CD3D11_RASTERIZER_DESC rs_desc = CD3D11_RASTERIZER_DESC(CD3D11_DEFAULT());
rs_desc.CullMode = D3D11_CULL_NONE;
rs_desc.ScissorEnable = TRUE;
rs_desc.MultisampleEnable = IsUsingMultisampling();
hr = m_device->CreateRasterizerState(&rs_desc, m_cull_none_rasterizer_state.ReleaseAndGetAddressOf());
if (FAILED(hr))
return false;
if (IsUsingMultisampling())
{
rs_desc.MultisampleEnable = FALSE;
hr = m_device->CreateRasterizerState(&rs_desc, m_cull_none_rasterizer_state_no_msaa.ReleaseAndGetAddressOf());
if (FAILED(hr))
return false;
}
else
{
m_cull_none_rasterizer_state_no_msaa = m_cull_none_rasterizer_state;
}
CD3D11_DEPTH_STENCIL_DESC ds_desc = CD3D11_DEPTH_STENCIL_DESC(CD3D11_DEFAULT());
ds_desc.DepthEnable = FALSE;
@ -364,6 +381,7 @@ void GPU_HW_D3D11::DestroyStateObjects()
m_depth_test_always_state.Reset();
m_depth_disabled_state.Reset();
m_cull_none_rasterizer_state.Reset();
m_cull_none_rasterizer_state_no_msaa.Reset();
}
bool GPU_HW_D3D11::CompileShaders()
@ -372,8 +390,9 @@ bool GPU_HW_D3D11::CompileShaders()
shader_cache.Open(g_host_interface->GetShaderCacheBasePath(), m_device->GetFeatureLevel(),
g_settings.gpu_use_debug_device);
GPU_HW_ShaderGen shadergen(m_host_display->GetRenderAPI(), m_resolution_scale, m_true_color, m_scaled_dithering,
m_texture_filtering, m_using_uv_limits, m_supports_dual_source_blend);
GPU_HW_ShaderGen shadergen(m_host_display->GetRenderAPI(), m_resolution_scale, m_multisamples, m_per_sample_shading,
m_true_color, m_scaled_dithering, m_texture_filtering, m_using_uv_limits,
m_supports_dual_source_blend);
Common::Timer compile_time;
const int progress_total = 1 + 1 + 2 + (4 * 9 * 2 * 2) + 7 + (2 * 3);
@ -572,25 +591,6 @@ void GPU_HW_D3D11::SetViewportAndScissor(u32 x, u32 y, u32 width, u32 height)
SetScissor(x, y, width, height);
}
void GPU_HW_D3D11::BlitTexture(ID3D11RenderTargetView* dst, u32 dst_x, u32 dst_y, u32 dst_width, u32 dst_height,
ID3D11ShaderResourceView* src, u32 src_x, u32 src_y, u32 src_width, u32 src_height,
u32 src_texture_width, u32 src_texture_height, bool linear_filter)
{
const float uniforms[4] = {static_cast<float>(src_x) / static_cast<float>(src_texture_width),
static_cast<float>(src_y) / static_cast<float>(src_texture_height),
static_cast<float>(src_width) / static_cast<float>(src_texture_width),
static_cast<float>(src_height) / static_cast<float>(src_texture_height)};
m_context->OMSetRenderTargets(1, &dst, nullptr);
m_context->OMSetDepthStencilState(m_depth_disabled_state.Get(), 0);
m_context->PSSetShaderResources(0, 1, &src);
m_context->PSSetSamplers(
0, 1, linear_filter ? m_linear_sampler_state.GetAddressOf() : m_point_sampler_state.GetAddressOf());
SetViewport(dst_x, dst_y, dst_width, dst_height);
SetScissor(dst_x, dst_y, dst_width, dst_height);
DrawUtilityShader(m_copy_pixel_shader.Get(), uniforms, sizeof(uniforms));
}
void GPU_HW_D3D11::DrawUtilityShader(ID3D11PixelShader* shader, const void* uniforms, u32 uniforms_size)
{
if (uniforms)
@ -650,8 +650,20 @@ void GPU_HW_D3D11::UpdateDisplay()
if (g_settings.debugging.show_vram)
{
m_host_display->SetDisplayTexture(m_vram_texture.GetD3DSRV(), m_vram_texture.GetWidth(), m_vram_texture.GetHeight(),
0, 0, m_vram_texture.GetWidth(), m_vram_texture.GetHeight());
if (IsUsingMultisampling())
{
UpdateVRAMReadTexture();
m_host_display->SetDisplayTexture(m_vram_read_texture.GetD3DSRV(), m_vram_read_texture.GetWidth(),
m_vram_read_texture.GetHeight(), 0, 0, m_vram_read_texture.GetWidth(),
m_vram_read_texture.GetHeight());
}
else
{
m_host_display->SetDisplayTexture(m_vram_texture.GetD3DSRV(), m_vram_texture.GetWidth(),
m_vram_texture.GetHeight(), 0, 0, m_vram_texture.GetWidth(),
m_vram_texture.GetHeight());
}
m_host_display->SetDisplayParameters(VRAM_WIDTH, VRAM_HEIGHT, 0, 0, VRAM_WIDTH, VRAM_HEIGHT,
static_cast<float>(VRAM_WIDTH) / static_cast<float>(VRAM_HEIGHT));
}
@ -672,7 +684,7 @@ void GPU_HW_D3D11::UpdateDisplay()
m_host_display->ClearDisplayTexture();
}
else if (!m_GPUSTAT.display_area_color_depth_24 && interlaced == InterlacedRenderMode::None &&
(scaled_vram_offset_x + scaled_display_width) <= m_vram_texture.GetWidth() &&
!IsUsingMultisampling() && (scaled_vram_offset_x + scaled_display_width) <= m_vram_texture.GetWidth() &&
(scaled_vram_offset_y + scaled_display_height) <= m_vram_texture.GetHeight())
{
m_host_display->SetDisplayTexture(m_vram_texture.GetD3DSRV(), m_vram_texture.GetWidth(),
@ -681,6 +693,7 @@ void GPU_HW_D3D11::UpdateDisplay()
}
else
{
m_context->RSSetState(m_cull_none_rasterizer_state_no_msaa.Get());
m_context->OMSetRenderTargets(1, m_display_texture.GetD3DRTVArray(), nullptr);
m_context->OMSetDepthStencilState(m_depth_disabled_state.Get(), 0);
m_context->PSSetShaderResources(0, 1, m_vram_texture.GetD3DSRVArray());
@ -719,6 +732,7 @@ void GPU_HW_D3D11::ReadVRAM(u32 x, u32 y, u32 width, u32 height)
// Encode the 24-bit texture as 16-bit.
const u32 uniforms[4] = {copy_rect.left, copy_rect.top, copy_rect.GetWidth(), copy_rect.GetHeight()};
m_context->RSSetState(m_cull_none_rasterizer_state_no_msaa.Get());
m_context->OMSetRenderTargets(1, m_vram_encoding_texture.GetD3DRTVArray(), nullptr);
m_context->OMSetDepthStencilState(m_depth_disabled_state.Get(), 0);
m_context->PSSetShaderResources(0, 1, m_vram_texture.GetD3DSRVArray());
@ -796,7 +810,7 @@ void GPU_HW_D3D11::UpdateVRAM(u32 x, u32 y, u32 width, u32 height, const void* d
void GPU_HW_D3D11::CopyVRAM(u32 src_x, u32 src_y, u32 dst_x, u32 dst_y, u32 width, u32 height)
{
if (UseVRAMCopyShader(src_x, src_y, dst_x, dst_y, width, height))
if (UseVRAMCopyShader(src_x, src_y, dst_x, dst_y, width, height) || IsUsingMultisampling())
{
const Common::Rectangle<u32> src_bounds = GetVRAMTransferBounds(src_x, src_y, width, height);
const Common::Rectangle<u32> dst_bounds = GetVRAMTransferBounds(dst_x, dst_y, width, height);
@ -844,8 +858,17 @@ void GPU_HW_D3D11::UpdateVRAMReadTexture()
{
const auto scaled_rect = m_vram_dirty_rect * m_resolution_scale;
const CD3D11_BOX src_box(scaled_rect.left, scaled_rect.top, 0, scaled_rect.right, scaled_rect.bottom, 1);
m_context->CopySubresourceRegion(m_vram_read_texture, 0, scaled_rect.left, scaled_rect.top, 0, m_vram_texture, 0,
&src_box);
if (m_vram_texture.IsMultisampled())
{
m_context->ResolveSubresource(m_vram_read_texture.GetD3DTexture(), 0, m_vram_texture.GetD3DTexture(), 0,
m_vram_texture.GetFormat());
}
else
{
m_context->CopySubresourceRegion(m_vram_read_texture, 0, scaled_rect.left, scaled_rect.top, 0, m_vram_texture, 0,
&src_box);
}
GPU_HW::UpdateVRAMReadTexture();
}