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https://github.com/dolphin-emu/dolphin.git
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361 lines
12 KiB
C++
361 lines
12 KiB
C++
// Copyright 2013 Dolphin Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#include "Core/HW/Memmap.h"
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#include "VideoBackends/D3D/D3DBase.h"
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#include "VideoBackends/D3D/D3DShader.h"
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#include "VideoBackends/D3D/D3DState.h"
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#include "VideoBackends/D3D/D3DUtil.h"
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#include "VideoBackends/D3D/FramebufferManager.h"
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#include "VideoBackends/D3D/GeometryShaderCache.h"
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#include "VideoBackends/D3D/PixelShaderCache.h"
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#include "VideoBackends/D3D/PSTextureEncoder.h"
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#include "VideoBackends/D3D/TextureCache.h"
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#include "VideoBackends/D3D/TextureEncoder.h"
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#include "VideoBackends/D3D/VertexShaderCache.h"
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#include "VideoCommon/ImageWrite.h"
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#include "VideoCommon/LookUpTables.h"
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#include "VideoCommon/RenderBase.h"
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#include "VideoCommon/VideoConfig.h"
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namespace DX11
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{
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static TextureEncoder* g_encoder = nullptr;
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const size_t MAX_COPY_BUFFERS = 32;
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ID3D11Buffer* efbcopycbuf[MAX_COPY_BUFFERS] = { 0 };
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TextureCache::TCacheEntry::~TCacheEntry()
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{
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texture->Release();
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}
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void TextureCache::TCacheEntry::Bind(unsigned int stage)
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{
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D3D::stateman->SetTexture(stage, texture->GetSRV());
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}
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bool TextureCache::TCacheEntry::Save(const std::string& filename, unsigned int level)
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{
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// TODO: Somehow implement this (D3DX11 doesn't support dumping individual LODs)
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static bool warn_once = true;
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if (level && warn_once)
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{
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WARN_LOG(VIDEO, "Dumping individual LOD not supported by D3D11 backend!");
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warn_once = false;
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return false;
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}
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ID3D11Texture2D* pNewTexture = nullptr;
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ID3D11Texture2D* pSurface = texture->GetTex();
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D3D11_TEXTURE2D_DESC desc;
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pSurface->GetDesc(&desc);
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desc.BindFlags = 0;
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desc.CPUAccessFlags = D3D11_CPU_ACCESS_READ | D3D11_CPU_ACCESS_WRITE;
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desc.Usage = D3D11_USAGE_STAGING;
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HRESULT hr = D3D::device->CreateTexture2D(&desc, nullptr, &pNewTexture);
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bool saved_png = false;
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if (SUCCEEDED(hr) && pNewTexture)
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{
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D3D::context->CopyResource(pNewTexture, pSurface);
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D3D11_MAPPED_SUBRESOURCE map;
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hr = D3D::context->Map(pNewTexture, 0, D3D11_MAP_READ_WRITE, 0, &map);
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if (SUCCEEDED(hr))
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{
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saved_png = TextureToPng((u8*)map.pData, map.RowPitch, filename, desc.Width, desc.Height);
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D3D::context->Unmap(pNewTexture, 0);
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}
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SAFE_RELEASE(pNewTexture);
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}
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return saved_png;
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}
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void TextureCache::TCacheEntry::Load(unsigned int width, unsigned int height,
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unsigned int expanded_width, unsigned int level)
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{
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D3D::ReplaceRGBATexture2D(texture->GetTex(), TextureCache::temp, width, height, expanded_width, level, usage);
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}
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TextureCache::TCacheEntryBase* TextureCache::CreateTexture(const TCacheEntryConfig& config)
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{
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if (config.rendertarget)
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{
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return new TCacheEntry(config, D3DTexture2D::Create(config.width, config.height,
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(D3D11_BIND_FLAG)((int)D3D11_BIND_RENDER_TARGET | (int)D3D11_BIND_SHADER_RESOURCE),
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D3D11_USAGE_DEFAULT, DXGI_FORMAT_R8G8B8A8_UNORM, 1, config.layers));
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}
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else
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{
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D3D11_USAGE usage = D3D11_USAGE_DEFAULT;
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D3D11_CPU_ACCESS_FLAG cpu_access = (D3D11_CPU_ACCESS_FLAG)0;
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if (config.levels == 1)
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{
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usage = D3D11_USAGE_DYNAMIC;
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cpu_access = D3D11_CPU_ACCESS_WRITE;
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}
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const D3D11_TEXTURE2D_DESC texdesc = CD3D11_TEXTURE2D_DESC(DXGI_FORMAT_R8G8B8A8_UNORM,
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config.width, config.height, 1, config.levels, D3D11_BIND_SHADER_RESOURCE, usage, cpu_access);
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ID3D11Texture2D *pTexture;
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const HRESULT hr = D3D::device->CreateTexture2D(&texdesc, nullptr, &pTexture);
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CHECK(SUCCEEDED(hr), "Create texture of the TextureCache");
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TCacheEntry* const entry = new TCacheEntry(config, new D3DTexture2D(pTexture, D3D11_BIND_SHADER_RESOURCE));
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entry->usage = usage;
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// TODO: better debug names
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D3D::SetDebugObjectName((ID3D11DeviceChild*)entry->texture->GetTex(), "a texture of the TextureCache");
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D3D::SetDebugObjectName((ID3D11DeviceChild*)entry->texture->GetSRV(), "shader resource view of a texture of the TextureCache");
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SAFE_RELEASE(pTexture);
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return entry;
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}
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}
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void TextureCache::TCacheEntry::FromRenderTarget(u32 dstAddr, unsigned int dstFormat,
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PEControl::PixelFormat srcFormat, const EFBRectangle& srcRect,
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bool isIntensity, bool scaleByHalf, unsigned int cbufid,
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const float *colmat)
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{
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g_renderer->ResetAPIState();
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// stretch picture with increased internal resolution
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const D3D11_VIEWPORT vp = CD3D11_VIEWPORT(0.f, 0.f, (float)config.width, (float)config.height);
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D3D::context->RSSetViewports(1, &vp);
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// set transformation
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if (nullptr == efbcopycbuf[cbufid])
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{
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const D3D11_BUFFER_DESC cbdesc = CD3D11_BUFFER_DESC(28 * sizeof(float), D3D11_BIND_CONSTANT_BUFFER, D3D11_USAGE_DEFAULT);
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D3D11_SUBRESOURCE_DATA data;
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data.pSysMem = colmat;
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HRESULT hr = D3D::device->CreateBuffer(&cbdesc, &data, &efbcopycbuf[cbufid]);
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CHECK(SUCCEEDED(hr), "Create efb copy constant buffer %d", cbufid);
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D3D::SetDebugObjectName((ID3D11DeviceChild*)efbcopycbuf[cbufid], "a constant buffer used in TextureCache::CopyRenderTargetToTexture");
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}
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D3D::stateman->SetPixelConstants(efbcopycbuf[cbufid]);
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const TargetRectangle targetSource = g_renderer->ConvertEFBRectangle(srcRect);
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// TODO: try targetSource.asRECT();
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const D3D11_RECT sourcerect = CD3D11_RECT(targetSource.left, targetSource.top, targetSource.right, targetSource.bottom);
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// Use linear filtering if (bScaleByHalf), use point filtering otherwise
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if (scaleByHalf)
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D3D::SetLinearCopySampler();
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else
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D3D::SetPointCopySampler();
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// Make sure we don't draw with the texture set as both a source and target.
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// (This can happen because we don't unbind textures when we free them.)
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D3D::stateman->UnsetTexture(texture->GetSRV());
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D3D::context->OMSetRenderTargets(1, &texture->GetRTV(), nullptr);
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// Create texture copy
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D3D::drawShadedTexQuad(
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(srcFormat == PEControl::Z24) ? FramebufferManager::GetEFBDepthTexture()->GetSRV() : FramebufferManager::GetEFBColorTexture()->GetSRV(),
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&sourcerect, Renderer::GetTargetWidth(), Renderer::GetTargetHeight(),
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(srcFormat == PEControl::Z24) ? PixelShaderCache::GetDepthMatrixProgram(true) : PixelShaderCache::GetColorMatrixProgram(true),
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VertexShaderCache::GetSimpleVertexShader(), VertexShaderCache::GetSimpleInputLayout(), GeometryShaderCache::GetCopyGeometryShader());
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D3D::context->OMSetRenderTargets(1, &FramebufferManager::GetEFBColorTexture()->GetRTV(), FramebufferManager::GetEFBDepthTexture()->GetDSV());
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g_renderer->RestoreAPIState();
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if (!g_ActiveConfig.bSkipEFBCopyToRam)
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{
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u8* dst = Memory::GetPointer(dstAddr);
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size_t encoded_size = g_encoder->Encode(dst, dstFormat, srcFormat, srcRect, isIntensity, scaleByHalf);
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size_in_bytes = (u32)encoded_size;
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TextureCache::MakeRangeDynamic(dstAddr, (u32)encoded_size);
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this->hash = GetHash64(dst, (int)encoded_size, g_ActiveConfig.iSafeTextureCache_ColorSamples);
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}
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}
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const char palette_shader[] =
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R"HLSL(
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sampler samp0 : register(s0);
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Texture2DArray Tex0 : register(t0);
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Buffer<uint> Tex1 : register(t1);
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uniform float Multiply;
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uint Convert3To8(uint v)
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{
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// Swizzle bits: 00000123 -> 12312312
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return (v << 5) | (v << 2) | (v >> 1);
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}
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uint Convert4To8(uint v)
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{
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// Swizzle bits: 00001234 -> 12341234
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return (v << 4) | v;
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}
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uint Convert5To8(uint v)
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{
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// Swizzle bits: 00012345 -> 12345123
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return (v << 3) | (v >> 2);
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}
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uint Convert6To8(uint v)
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{
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// Swizzle bits: 00123456 -> 12345612
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return (v << 2) | (v >> 4);
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}
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float4 DecodePixel_RGB5A3(uint val)
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{
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int r,g,b,a;
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if ((val&0x8000))
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{
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r=Convert5To8((val>>10) & 0x1f);
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g=Convert5To8((val>>5 ) & 0x1f);
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b=Convert5To8((val ) & 0x1f);
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a=0xFF;
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}
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else
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{
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a=Convert3To8((val>>12) & 0x7);
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r=Convert4To8((val>>8 ) & 0xf);
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g=Convert4To8((val>>4 ) & 0xf);
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b=Convert4To8((val ) & 0xf);
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}
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return float4(r, g, b, a) / 255;
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}
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float4 DecodePixel_RGB565(uint val)
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{
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int r, g, b, a;
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r = Convert5To8((val >> 11) & 0x1f);
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g = Convert6To8((val >> 5) & 0x3f);
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b = Convert5To8((val) & 0x1f);
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a = 0xFF;
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return float4(r, g, b, a) / 255;
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}
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float4 DecodePixel_IA8(uint val)
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{
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int i = val & 0xFF;
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int a = val >> 8;
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return float4(i, i, i, a) / 255;
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}
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void main(
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out float4 ocol0 : SV_Target,
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in float4 pos : SV_Position,
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in float3 uv0 : TEXCOORD0)
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{
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uint src = round(Tex0.Sample(samp0,uv0) * Multiply).r;
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src = Tex1.Load(src);
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src = ((src << 8) & 0xFF00) | (src >> 8);
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ocol0 = DECODE(src);
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}
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)HLSL";
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void TextureCache::ConvertTexture(TCacheEntryBase* entry, TCacheEntryBase* unconverted, void* palette, TlutFormat format)
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{
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g_renderer->ResetAPIState();
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// stretch picture with increased internal resolution
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const D3D11_VIEWPORT vp = CD3D11_VIEWPORT(0.f, 0.f, (float)unconverted->config.width, (float)unconverted->config.height);
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D3D::context->RSSetViewports(1, &vp);
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D3D11_BOX box{ 0, 0, 0, 512, 1, 1 };
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D3D::context->UpdateSubresource(palette_buf, 0, &box, palette, 0, 0);
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D3D::stateman->SetTexture(1, palette_buf_srv);
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// TODO: Add support for C14X2 format. (Different multiplier, more palette entries.)
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float params[4] = { unconverted->format == 0 ? 15.f : 255.f };
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D3D::context->UpdateSubresource(palette_uniform, 0, nullptr, ¶ms, 0, 0);
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D3D::stateman->SetPixelConstants(palette_uniform);
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const D3D11_RECT sourcerect = CD3D11_RECT(0, 0, unconverted->config.width, unconverted->config.height);
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D3D::SetPointCopySampler();
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// Make sure we don't draw with the texture set as both a source and target.
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// (This can happen because we don't unbind textures when we free them.)
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D3D::stateman->UnsetTexture(static_cast<TCacheEntry*>(entry)->texture->GetSRV());
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D3D::context->OMSetRenderTargets(1, &static_cast<TCacheEntry*>(entry)->texture->GetRTV(), nullptr);
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// Create texture copy
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D3D::drawShadedTexQuad(
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static_cast<TCacheEntry*>(unconverted)->texture->GetSRV(),
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&sourcerect, unconverted->config.width, unconverted->config.height,
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palette_pixel_shader[format],
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VertexShaderCache::GetSimpleVertexShader(), VertexShaderCache::GetSimpleInputLayout(),
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GeometryShaderCache::GetCopyGeometryShader());
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D3D::context->OMSetRenderTargets(1, &FramebufferManager::GetEFBColorTexture()->GetRTV(), FramebufferManager::GetEFBDepthTexture()->GetDSV());
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g_renderer->RestoreAPIState();
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}
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ID3D11PixelShader *GetConvertShader(const char* Type)
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{
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std::string shader = "#define DECODE DecodePixel_";
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shader.append(Type);
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shader.append("\n");
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shader.append(palette_shader);
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return D3D::CompileAndCreatePixelShader(shader);
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}
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TextureCache::TextureCache()
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{
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// FIXME: Is it safe here?
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g_encoder = new PSTextureEncoder;
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g_encoder->Init();
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palette_buf = nullptr;
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palette_buf_srv = nullptr;
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palette_uniform = nullptr;
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palette_pixel_shader[GX_TL_IA8] = GetConvertShader("IA8");
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palette_pixel_shader[GX_TL_RGB565] = GetConvertShader("RGB565");
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palette_pixel_shader[GX_TL_RGB5A3] = GetConvertShader("RGB5A3");
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auto lutBd = CD3D11_BUFFER_DESC(sizeof(u16) * 256, D3D11_BIND_SHADER_RESOURCE);
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HRESULT hr = D3D::device->CreateBuffer(&lutBd, nullptr, &palette_buf);
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CHECK(SUCCEEDED(hr), "create palette decoder lut buffer");
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D3D::SetDebugObjectName(palette_buf, "texture decoder lut buffer");
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// TODO: C14X2 format.
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auto outlutUavDesc = CD3D11_SHADER_RESOURCE_VIEW_DESC(palette_buf, DXGI_FORMAT_R16_UINT, 0, 256, 0);
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hr = D3D::device->CreateShaderResourceView(palette_buf, &outlutUavDesc, &palette_buf_srv);
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CHECK(SUCCEEDED(hr), "create palette decoder lut srv");
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D3D::SetDebugObjectName(palette_buf_srv, "texture decoder lut srv");
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const D3D11_BUFFER_DESC cbdesc = CD3D11_BUFFER_DESC(16, D3D11_BIND_CONSTANT_BUFFER, D3D11_USAGE_DEFAULT);
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hr = D3D::device->CreateBuffer(&cbdesc, nullptr, &palette_uniform);
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CHECK(SUCCEEDED(hr), "Create palette decoder constant buffer");
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D3D::SetDebugObjectName((ID3D11DeviceChild*)palette_uniform, "a constant buffer used in TextureCache::CopyRenderTargetToTexture");
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}
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TextureCache::~TextureCache()
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{
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for (unsigned int k = 0; k < MAX_COPY_BUFFERS; ++k)
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SAFE_RELEASE(efbcopycbuf[k]);
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g_encoder->Shutdown();
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delete g_encoder;
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g_encoder = nullptr;
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SAFE_RELEASE(palette_buf);
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SAFE_RELEASE(palette_buf_srv);
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SAFE_RELEASE(palette_uniform);
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for (ID3D11PixelShader*& shader : palette_pixel_shader)
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SAFE_RELEASE(shader);
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}
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}
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