mirror of
https://github.com/dolphin-emu/dolphin.git
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DX11: Support thick lines and large points with geometry shaders. Lines still aren't drawn with correct thickness, see Twilight Princess map. But the map corners are drawn with correct shadow "blobs" for the first time!
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@7340 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Nolan Check
@ -1,387 +1,387 @@
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// Copyright (C) 2003 Dolphin Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#include "XFBEncoder.h"
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#include "D3DBase.h"
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#include "D3DBlob.h"
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#include "D3DShader.h"
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#include "Render.h"
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#include "GfxState.h"
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#include "FramebufferManager.h"
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namespace DX11
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{
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union XFBEncodeParams
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{
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struct
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{
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FLOAT Width; // Width and height of encoded XFB in luma pixels
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FLOAT Height;
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FLOAT TexLeft; // Normalized tex coordinates of XFB source area in EFB texture
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FLOAT TexTop;
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FLOAT TexRight;
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FLOAT TexBottom;
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FLOAT Gamma;
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};
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// Constant buffers must be a multiple of 16 bytes in size
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u8 pad[32]; // Pad to the next multiple of 16
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};
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static const char XFB_ENCODE_VS[] =
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"// dolphin-emu XFB encoder vertex shader\n"
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"cbuffer cbParams : register(b0)\n"
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"{\n"
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"struct\n" // Should match XFBEncodeParams above
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"{\n"
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"float Width;\n"
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"float Height;\n"
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"float TexLeft;\n"
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"float TexTop;\n"
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"float TexRight;\n"
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"float TexBottom;\n"
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"float Gamma;\n"
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"} Params;\n"
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"}\n"
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"struct Output\n"
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"{\n"
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"float4 Pos : SV_Position;\n"
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"float2 Coord : ENCODECOORD;\n"
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"};\n"
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"Output main(in float2 Pos : POSITION)\n"
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"{\n"
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"Output result;\n"
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"result.Pos = float4(2*Pos.x-1, -2*Pos.y+1, 0, 1);\n"
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"result.Coord = Pos * float2(floor(Params.Width/2), Params.Height);\n"
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"return result;\n"
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"}\n"
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;
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static const char XFB_ENCODE_PS[] =
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"// dolphin-emu XFB encoder pixel shader\n"
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"cbuffer cbParams : register(b0)\n"
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"{\n"
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"struct\n" // Should match XFBEncodeParams above
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"{\n"
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"float Width;\n"
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"float Height;\n"
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"float TexLeft;\n"
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"float TexTop;\n"
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"float TexRight;\n"
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"float TexBottom;\n"
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"float Gamma;\n"
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"} Params;\n"
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"}\n"
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"Texture2D EFBTexture : register(t0);\n"
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"sampler EFBSampler : register(s0);\n"
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// GameCube/Wii uses the BT.601 standard algorithm for converting to YCbCr; see
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// <http://www.equasys.de/colorconversion.html#YCbCr-RGBColorFormatConversion>
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"static const float3x4 RGB_TO_YCBCR = float3x4(\n"
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"0.257, 0.504, 0.098, 16.0/255.0,\n"
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"-0.148, -0.291, 0.439, 128.0/255.0,\n"
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"0.439, -0.368, -0.071, 128.0/255.0\n"
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");\n"
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"float3 SampleEFB(float2 coord)\n"
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"{\n"
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"float2 texCoord = lerp(float2(Params.TexLeft,Params.TexTop), float2(Params.TexRight,Params.TexBottom), coord / float2(Params.Width,Params.Height));\n"
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"return EFBTexture.Sample(EFBSampler, texCoord).rgb;\n"
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"}\n"
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"void main(out float4 ocol0 : SV_Target, in float4 Pos : SV_Position, in float2 Coord : ENCODECOORD)\n"
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"{\n"
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"float2 baseCoord = Coord * float2(2,1);\n"
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// FIXME: Shall we apply gamma here, or apply it below to the Y components?
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// Be careful if you apply it to Y! The Y components are in the range (16..235) / 255.
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"float3 sampleL = pow(abs(SampleEFB(baseCoord+float2(-1,0))), Params.Gamma);\n" // Left
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"float3 sampleM = pow(abs(SampleEFB(baseCoord)), Params.Gamma);\n" // Middle
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"float3 sampleR = pow(abs(SampleEFB(baseCoord+float2(1,0))), Params.Gamma);\n" // Right
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"float3 yuvL = mul(RGB_TO_YCBCR, float4(sampleL,1));\n"
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"float3 yuvM = mul(RGB_TO_YCBCR, float4(sampleM,1));\n"
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"float3 yuvR = mul(RGB_TO_YCBCR, float4(sampleR,1));\n"
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// The Y components correspond to two EFB pixels, while the U and V are
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// made from a blend of three EFB pixels.
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"float y0 = yuvM.r;\n"
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"float y1 = yuvR.r;\n"
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"float u0 = 0.25*yuvL.g + 0.5*yuvM.g + 0.25*yuvR.g;\n"
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"float v0 = 0.25*yuvL.b + 0.5*yuvM.b + 0.25*yuvR.b;\n"
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"ocol0 = float4(y0, u0, y1, v0);\n"
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"}\n"
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;
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static const D3D11_INPUT_ELEMENT_DESC QUAD_LAYOUT_DESC[] = {
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{ "POSITION", 0, DXGI_FORMAT_R32G32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA, 0 }
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};
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static const struct QuadVertex
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{
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float posX;
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float posY;
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} QUAD_VERTS[4] = { { 0, 0 }, { 1, 0 }, { 0, 1 }, { 1, 1 } };
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XFBEncoder::XFBEncoder()
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: m_out(NULL), m_outRTV(NULL), m_outStage(NULL), m_encodeParams(NULL),
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m_quad(NULL), m_vShader(NULL), m_quadLayout(NULL), m_pShader(NULL),
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m_xfbEncodeBlendState(NULL), m_xfbEncodeDepthState(NULL),
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m_xfbEncodeRastState(NULL), m_efbSampler(NULL)
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{ }
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void XFBEncoder::Init()
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{
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HRESULT hr;
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// Create output texture
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// The pixel shader can generate one YUYV entry per pixel. One YUYV entry
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// is created for every two EFB pixels.
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D3D11_TEXTURE2D_DESC t2dd = CD3D11_TEXTURE2D_DESC(
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DXGI_FORMAT_R8G8B8A8_UNORM, MAX_XFB_WIDTH/2, MAX_XFB_HEIGHT, 1, 1,
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D3D11_BIND_RENDER_TARGET);
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hr = D3D::device->CreateTexture2D(&t2dd, NULL, &m_out);
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CHECK(SUCCEEDED(hr), "create xfb encoder output texture");
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D3D::SetDebugObjectName(m_out, "xfb encoder output texture");
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// Create output render target view
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D3D11_RENDER_TARGET_VIEW_DESC rtvd = CD3D11_RENDER_TARGET_VIEW_DESC(m_out,
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D3D11_RTV_DIMENSION_TEXTURE2D, DXGI_FORMAT_R8G8B8A8_UNORM);
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hr = D3D::device->CreateRenderTargetView(m_out, &rtvd, &m_outRTV);
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CHECK(SUCCEEDED(hr), "create xfb encoder output texture rtv");
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D3D::SetDebugObjectName(m_outRTV, "xfb encoder output rtv");
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// Create output staging buffer
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t2dd.Usage = D3D11_USAGE_STAGING;
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t2dd.BindFlags = 0;
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t2dd.CPUAccessFlags = D3D11_CPU_ACCESS_READ;
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hr = D3D::device->CreateTexture2D(&t2dd, NULL, &m_outStage);
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CHECK(SUCCEEDED(hr), "create xfb encoder output staging buffer");
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D3D::SetDebugObjectName(m_outStage, "xfb encoder output staging buffer");
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// Create constant buffer for uploading params to shaders
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D3D11_BUFFER_DESC bd = CD3D11_BUFFER_DESC(sizeof(XFBEncodeParams),
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D3D11_BIND_CONSTANT_BUFFER);
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hr = D3D::device->CreateBuffer(&bd, NULL, &m_encodeParams);
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CHECK(SUCCEEDED(hr), "create xfb encode params buffer");
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D3D::SetDebugObjectName(m_encodeParams, "xfb encoder params buffer");
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// Create vertex quad
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bd = CD3D11_BUFFER_DESC(sizeof(QUAD_VERTS), D3D11_BIND_VERTEX_BUFFER,
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D3D11_USAGE_IMMUTABLE);
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D3D11_SUBRESOURCE_DATA srd = { QUAD_VERTS, 0, 0 };
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hr = D3D::device->CreateBuffer(&bd, &srd, &m_quad);
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CHECK(SUCCEEDED(hr), "create xfb encode quad vertex buffer");
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D3D::SetDebugObjectName(m_quad, "xfb encoder quad vertex buffer");
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// Create vertex shader
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D3DBlob* bytecode = NULL;
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if (!D3D::CompileVertexShader(XFB_ENCODE_VS, sizeof(XFB_ENCODE_VS), &bytecode))
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{
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ERROR_LOG(VIDEO, "XFB encode vertex shader failed to compile");
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return;
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}
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hr = D3D::device->CreateVertexShader(bytecode->Data(), bytecode->Size(), NULL, &m_vShader);
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CHECK(SUCCEEDED(hr), "create xfb encode vertex shader");
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D3D::SetDebugObjectName(m_vShader, "xfb encoder vertex shader");
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// Create input layout for vertex quad using bytecode from vertex shader
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hr = D3D::device->CreateInputLayout(QUAD_LAYOUT_DESC,
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sizeof(QUAD_LAYOUT_DESC)/sizeof(D3D11_INPUT_ELEMENT_DESC),
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bytecode->Data(), bytecode->Size(), &m_quadLayout);
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CHECK(SUCCEEDED(hr), "create xfb encode quad vertex layout");
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D3D::SetDebugObjectName(m_quadLayout, "xfb encoder quad layout");
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bytecode->Release();
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// Create pixel shader
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m_pShader = D3D::CompileAndCreatePixelShader(XFB_ENCODE_PS, sizeof(XFB_ENCODE_PS));
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if (!m_pShader)
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{
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ERROR_LOG(VIDEO, "XFB encode pixel shader failed to compile");
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return;
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}
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D3D::SetDebugObjectName(m_pShader, "xfb encoder pixel shader");
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// Create blend state
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D3D11_BLEND_DESC bld = CD3D11_BLEND_DESC(CD3D11_DEFAULT());
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hr = D3D::device->CreateBlendState(&bld, &m_xfbEncodeBlendState);
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CHECK(SUCCEEDED(hr), "create xfb encode blend state");
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D3D::SetDebugObjectName(m_xfbEncodeBlendState, "xfb encoder blend state");
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// Create depth state
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D3D11_DEPTH_STENCIL_DESC dsd = CD3D11_DEPTH_STENCIL_DESC(CD3D11_DEFAULT());
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dsd.DepthEnable = FALSE;
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hr = D3D::device->CreateDepthStencilState(&dsd, &m_xfbEncodeDepthState);
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CHECK(SUCCEEDED(hr), "create xfb encode depth state");
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D3D::SetDebugObjectName(m_xfbEncodeDepthState, "xfb encoder depth state");
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// Create rasterizer state
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D3D11_RASTERIZER_DESC rd = CD3D11_RASTERIZER_DESC(CD3D11_DEFAULT());
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rd.CullMode = D3D11_CULL_NONE;
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rd.DepthClipEnable = FALSE;
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hr = D3D::device->CreateRasterizerState(&rd, &m_xfbEncodeRastState);
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CHECK(SUCCEEDED(hr), "create xfb encode rasterizer state");
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D3D::SetDebugObjectName(m_xfbEncodeRastState, "xfb encoder rast state");
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// Create EFB texture sampler
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D3D11_SAMPLER_DESC sd = CD3D11_SAMPLER_DESC(CD3D11_DEFAULT());
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// FIXME: Should we really use point sampling here?
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sd.Filter = D3D11_FILTER_MIN_MAG_MIP_POINT;
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hr = D3D::device->CreateSamplerState(&sd, &m_efbSampler);
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CHECK(SUCCEEDED(hr), "create xfb encode texture sampler");
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D3D::SetDebugObjectName(m_efbSampler, "xfb encoder texture sampler");
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}
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void XFBEncoder::Shutdown()
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{
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SAFE_RELEASE(m_efbSampler);
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SAFE_RELEASE(m_xfbEncodeRastState);
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SAFE_RELEASE(m_xfbEncodeDepthState);
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SAFE_RELEASE(m_xfbEncodeBlendState);
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SAFE_RELEASE(m_pShader);
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SAFE_RELEASE(m_quadLayout);
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SAFE_RELEASE(m_vShader);
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SAFE_RELEASE(m_quad);
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SAFE_RELEASE(m_encodeParams);
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SAFE_RELEASE(m_outStage);
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SAFE_RELEASE(m_outRTV);
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SAFE_RELEASE(m_out);
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}
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void XFBEncoder::Encode(u8* dst, u32 width, u32 height, const EFBRectangle& srcRect, float gamma)
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{
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HRESULT hr;
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// Reset API
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g_renderer->ResetAPIState();
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// Set up all the state for XFB encoding
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D3D::context->PSSetShader(m_pShader, NULL, 0);
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D3D::context->VSSetShader(m_vShader, NULL, 0);
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D3D::stateman->PushBlendState(m_xfbEncodeBlendState);
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D3D::stateman->PushDepthState(m_xfbEncodeDepthState);
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D3D::stateman->PushRasterizerState(m_xfbEncodeRastState);
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D3D::stateman->Apply();
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D3D11_VIEWPORT vp = CD3D11_VIEWPORT(0.f, 0.f, FLOAT(width/2), FLOAT(height));
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D3D::context->RSSetViewports(1, &vp);
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D3D::context->IASetInputLayout(m_quadLayout);
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D3D::context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
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UINT stride = sizeof(QuadVertex);
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UINT offset = 0;
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D3D::context->IASetVertexBuffers(0, 1, &m_quad, &stride, &offset);
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TargetRectangle targetRect = g_renderer->ConvertEFBRectangle(srcRect);
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XFBEncodeParams params = { 0 };
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params.Width = FLOAT(width);
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params.Height = FLOAT(height);
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params.TexLeft = FLOAT(targetRect.left) / g_renderer->GetFullTargetWidth();
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params.TexTop = FLOAT(targetRect.top) / g_renderer->GetFullTargetHeight();
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params.TexRight = FLOAT(targetRect.right) / g_renderer->GetFullTargetWidth();
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params.TexBottom = FLOAT(targetRect.bottom) / g_renderer->GetFullTargetHeight();
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params.Gamma = gamma;
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D3D::context->UpdateSubresource(m_encodeParams, 0, NULL, ¶ms, 0, 0);
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D3D::context->VSSetConstantBuffers(0, 1, &m_encodeParams);
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D3D::context->OMSetRenderTargets(1, &m_outRTV, NULL);
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ID3D11ShaderResourceView* pEFB = FramebufferManager::GetEFBColorTexture()->GetSRV();
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D3D::context->PSSetConstantBuffers(0, 1, &m_encodeParams);
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D3D::context->PSSetShaderResources(0, 1, &pEFB);
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D3D::context->PSSetSamplers(0, 1, &m_efbSampler);
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// Encode!
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D3D::context->Draw(4, 0);
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// Copy to staging buffer
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D3D11_BOX srcBox = CD3D11_BOX(0, 0, 0, width/2, height, 1);
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D3D::context->CopySubresourceRegion(m_outStage, 0, 0, 0, 0, m_out, 0, &srcBox);
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// Clean up state
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IUnknown* nullDummy = NULL;
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D3D::context->PSSetSamplers(0, 1, (ID3D11SamplerState**)&nullDummy);
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D3D::context->PSSetShaderResources(0, 1, (ID3D11ShaderResourceView**)&nullDummy);
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D3D::context->PSSetConstantBuffers(0, 1, (ID3D11Buffer**)&nullDummy);
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D3D::context->OMSetRenderTargets(0, NULL, NULL);
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D3D::context->VSSetConstantBuffers(0, 1, (ID3D11Buffer**)&nullDummy);
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D3D::stateman->PopRasterizerState();
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D3D::stateman->PopDepthState();
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D3D::stateman->PopBlendState();
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D3D::context->PSSetShader(NULL, NULL, 0);
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D3D::context->VSSetShader(NULL, NULL, 0);
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// Transfer staging buffer to GameCube/Wii RAM
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D3D11_MAPPED_SUBRESOURCE map = { 0 };
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hr = D3D::context->Map(m_outStage, 0, D3D11_MAP_READ, 0, &map);
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CHECK(SUCCEEDED(hr), "map staging buffer");
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u8* src = (u8*)map.pData;
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for (unsigned int y = 0; y < height; ++y)
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{
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memcpy(dst, src, 2*width);
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dst += bpmem.copyMipMapStrideChannels*32;
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src += map.RowPitch;
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}
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D3D::context->Unmap(m_outStage, 0);
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// Restore API
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g_renderer->RestoreAPIState();
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D3D::context->OMSetRenderTargets(1,
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&FramebufferManager::GetEFBColorTexture()->GetRTV(),
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FramebufferManager::GetEFBDepthTexture()->GetDSV());
|
||||
}
|
||||
|
||||
}
|
||||
// Copyright (C) 2003 Dolphin Project.
|
||||
|
||||
// This program is free software: you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation, version 2.0.
|
||||
|
||||
// This program is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License 2.0 for more details.
|
||||
|
||||
// A copy of the GPL 2.0 should have been included with the program.
|
||||
// If not, see http://www.gnu.org/licenses/
|
||||
|
||||
// Official SVN repository and contact information can be found at
|
||||
// http://code.google.com/p/dolphin-emu/
|
||||
|
||||
#include "XFBEncoder.h"
|
||||
|
||||
#include "D3DBase.h"
|
||||
#include "D3DBlob.h"
|
||||
#include "D3DShader.h"
|
||||
#include "Render.h"
|
||||
#include "GfxState.h"
|
||||
#include "FramebufferManager.h"
|
||||
|
||||
namespace DX11
|
||||
{
|
||||
|
||||
union XFBEncodeParams
|
||||
{
|
||||
struct
|
||||
{
|
||||
FLOAT Width; // Width and height of encoded XFB in luma pixels
|
||||
FLOAT Height;
|
||||
FLOAT TexLeft; // Normalized tex coordinates of XFB source area in EFB texture
|
||||
FLOAT TexTop;
|
||||
FLOAT TexRight;
|
||||
FLOAT TexBottom;
|
||||
FLOAT Gamma;
|
||||
};
|
||||
// Constant buffers must be a multiple of 16 bytes in size
|
||||
u8 pad[32]; // Pad to the next multiple of 16
|
||||
};
|
||||
|
||||
static const char XFB_ENCODE_VS[] =
|
||||
"// dolphin-emu XFB encoder vertex shader\n"
|
||||
|
||||
"cbuffer cbParams : register(b0)\n"
|
||||
"{\n"
|
||||
"struct\n" // Should match XFBEncodeParams above
|
||||
"{\n"
|
||||
"float Width;\n"
|
||||
"float Height;\n"
|
||||
"float TexLeft;\n"
|
||||
"float TexTop;\n"
|
||||
"float TexRight;\n"
|
||||
"float TexBottom;\n"
|
||||
"float Gamma;\n"
|
||||
"} Params;\n"
|
||||
"}\n"
|
||||
|
||||
"struct Output\n"
|
||||
"{\n"
|
||||
"float4 Pos : SV_Position;\n"
|
||||
"float2 Coord : ENCODECOORD;\n"
|
||||
"};\n"
|
||||
|
||||
"Output main(in float2 Pos : POSITION)\n"
|
||||
"{\n"
|
||||
"Output result;\n"
|
||||
"result.Pos = float4(2*Pos.x-1, -2*Pos.y+1, 0, 1);\n"
|
||||
"result.Coord = Pos * float2(floor(Params.Width/2), Params.Height);\n"
|
||||
"return result;\n"
|
||||
"}\n"
|
||||
;
|
||||
|
||||
static const char XFB_ENCODE_PS[] =
|
||||
"// dolphin-emu XFB encoder pixel shader\n"
|
||||
|
||||
"cbuffer cbParams : register(b0)\n"
|
||||
"{\n"
|
||||
"struct\n" // Should match XFBEncodeParams above
|
||||
"{\n"
|
||||
"float Width;\n"
|
||||
"float Height;\n"
|
||||
"float TexLeft;\n"
|
||||
"float TexTop;\n"
|
||||
"float TexRight;\n"
|
||||
"float TexBottom;\n"
|
||||
"float Gamma;\n"
|
||||
"} Params;\n"
|
||||
"}\n"
|
||||
|
||||
"Texture2D EFBTexture : register(t0);\n"
|
||||
"sampler EFBSampler : register(s0);\n"
|
||||
|
||||
// GameCube/Wii uses the BT.601 standard algorithm for converting to YCbCr; see
|
||||
// <http://www.equasys.de/colorconversion.html#YCbCr-RGBColorFormatConversion>
|
||||
"static const float3x4 RGB_TO_YCBCR = float3x4(\n"
|
||||
"0.257, 0.504, 0.098, 16.0/255.0,\n"
|
||||
"-0.148, -0.291, 0.439, 128.0/255.0,\n"
|
||||
"0.439, -0.368, -0.071, 128.0/255.0\n"
|
||||
");\n"
|
||||
|
||||
"float3 SampleEFB(float2 coord)\n"
|
||||
"{\n"
|
||||
"float2 texCoord = lerp(float2(Params.TexLeft,Params.TexTop), float2(Params.TexRight,Params.TexBottom), coord / float2(Params.Width,Params.Height));\n"
|
||||
"return EFBTexture.Sample(EFBSampler, texCoord).rgb;\n"
|
||||
"}\n"
|
||||
|
||||
"void main(out float4 ocol0 : SV_Target, in float4 Pos : SV_Position, in float2 Coord : ENCODECOORD)\n"
|
||||
"{\n"
|
||||
"float2 baseCoord = Coord * float2(2,1);\n"
|
||||
// FIXME: Shall we apply gamma here, or apply it below to the Y components?
|
||||
// Be careful if you apply it to Y! The Y components are in the range (16..235) / 255.
|
||||
"float3 sampleL = pow(abs(SampleEFB(baseCoord+float2(-1,0))), Params.Gamma);\n" // Left
|
||||
"float3 sampleM = pow(abs(SampleEFB(baseCoord)), Params.Gamma);\n" // Middle
|
||||
"float3 sampleR = pow(abs(SampleEFB(baseCoord+float2(1,0))), Params.Gamma);\n" // Right
|
||||
|
||||
"float3 yuvL = mul(RGB_TO_YCBCR, float4(sampleL,1));\n"
|
||||
"float3 yuvM = mul(RGB_TO_YCBCR, float4(sampleM,1));\n"
|
||||
"float3 yuvR = mul(RGB_TO_YCBCR, float4(sampleR,1));\n"
|
||||
|
||||
// The Y components correspond to two EFB pixels, while the U and V are
|
||||
// made from a blend of three EFB pixels.
|
||||
"float y0 = yuvM.r;\n"
|
||||
"float y1 = yuvR.r;\n"
|
||||
"float u0 = 0.25*yuvL.g + 0.5*yuvM.g + 0.25*yuvR.g;\n"
|
||||
"float v0 = 0.25*yuvL.b + 0.5*yuvM.b + 0.25*yuvR.b;\n"
|
||||
|
||||
"ocol0 = float4(y0, u0, y1, v0);\n"
|
||||
"}\n"
|
||||
;
|
||||
|
||||
static const D3D11_INPUT_ELEMENT_DESC QUAD_LAYOUT_DESC[] = {
|
||||
{ "POSITION", 0, DXGI_FORMAT_R32G32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA, 0 }
|
||||
};
|
||||
|
||||
static const struct QuadVertex
|
||||
{
|
||||
float posX;
|
||||
float posY;
|
||||
} QUAD_VERTS[4] = { { 0, 0 }, { 1, 0 }, { 0, 1 }, { 1, 1 } };
|
||||
|
||||
XFBEncoder::XFBEncoder()
|
||||
: m_out(NULL), m_outRTV(NULL), m_outStage(NULL), m_encodeParams(NULL),
|
||||
m_quad(NULL), m_vShader(NULL), m_quadLayout(NULL), m_pShader(NULL),
|
||||
m_xfbEncodeBlendState(NULL), m_xfbEncodeDepthState(NULL),
|
||||
m_xfbEncodeRastState(NULL), m_efbSampler(NULL)
|
||||
{ }
|
||||
|
||||
void XFBEncoder::Init()
|
||||
{
|
||||
HRESULT hr;
|
||||
|
||||
// Create output texture
|
||||
|
||||
// The pixel shader can generate one YUYV entry per pixel. One YUYV entry
|
||||
// is created for every two EFB pixels.
|
||||
D3D11_TEXTURE2D_DESC t2dd = CD3D11_TEXTURE2D_DESC(
|
||||
DXGI_FORMAT_R8G8B8A8_UNORM, MAX_XFB_WIDTH/2, MAX_XFB_HEIGHT, 1, 1,
|
||||
D3D11_BIND_RENDER_TARGET);
|
||||
hr = D3D::device->CreateTexture2D(&t2dd, NULL, &m_out);
|
||||
CHECK(SUCCEEDED(hr), "create xfb encoder output texture");
|
||||
D3D::SetDebugObjectName(m_out, "xfb encoder output texture");
|
||||
|
||||
// Create output render target view
|
||||
|
||||
D3D11_RENDER_TARGET_VIEW_DESC rtvd = CD3D11_RENDER_TARGET_VIEW_DESC(m_out,
|
||||
D3D11_RTV_DIMENSION_TEXTURE2D, DXGI_FORMAT_R8G8B8A8_UNORM);
|
||||
hr = D3D::device->CreateRenderTargetView(m_out, &rtvd, &m_outRTV);
|
||||
CHECK(SUCCEEDED(hr), "create xfb encoder output texture rtv");
|
||||
D3D::SetDebugObjectName(m_outRTV, "xfb encoder output rtv");
|
||||
|
||||
// Create output staging buffer
|
||||
|
||||
t2dd.Usage = D3D11_USAGE_STAGING;
|
||||
t2dd.BindFlags = 0;
|
||||
t2dd.CPUAccessFlags = D3D11_CPU_ACCESS_READ;
|
||||
hr = D3D::device->CreateTexture2D(&t2dd, NULL, &m_outStage);
|
||||
CHECK(SUCCEEDED(hr), "create xfb encoder output staging buffer");
|
||||
D3D::SetDebugObjectName(m_outStage, "xfb encoder output staging buffer");
|
||||
|
||||
// Create constant buffer for uploading params to shaders
|
||||
|
||||
D3D11_BUFFER_DESC bd = CD3D11_BUFFER_DESC(sizeof(XFBEncodeParams),
|
||||
D3D11_BIND_CONSTANT_BUFFER);
|
||||
hr = D3D::device->CreateBuffer(&bd, NULL, &m_encodeParams);
|
||||
CHECK(SUCCEEDED(hr), "create xfb encode params buffer");
|
||||
D3D::SetDebugObjectName(m_encodeParams, "xfb encoder params buffer");
|
||||
|
||||
// Create vertex quad
|
||||
|
||||
bd = CD3D11_BUFFER_DESC(sizeof(QUAD_VERTS), D3D11_BIND_VERTEX_BUFFER,
|
||||
D3D11_USAGE_IMMUTABLE);
|
||||
D3D11_SUBRESOURCE_DATA srd = { QUAD_VERTS, 0, 0 };
|
||||
|
||||
hr = D3D::device->CreateBuffer(&bd, &srd, &m_quad);
|
||||
CHECK(SUCCEEDED(hr), "create xfb encode quad vertex buffer");
|
||||
D3D::SetDebugObjectName(m_quad, "xfb encoder quad vertex buffer");
|
||||
|
||||
// Create vertex shader
|
||||
|
||||
D3DBlob* bytecode = NULL;
|
||||
if (!D3D::CompileVertexShader(XFB_ENCODE_VS, sizeof(XFB_ENCODE_VS), &bytecode))
|
||||
{
|
||||
ERROR_LOG(VIDEO, "XFB encode vertex shader failed to compile");
|
||||
return;
|
||||
}
|
||||
|
||||
hr = D3D::device->CreateVertexShader(bytecode->Data(), bytecode->Size(), NULL, &m_vShader);
|
||||
CHECK(SUCCEEDED(hr), "create xfb encode vertex shader");
|
||||
D3D::SetDebugObjectName(m_vShader, "xfb encoder vertex shader");
|
||||
|
||||
// Create input layout for vertex quad using bytecode from vertex shader
|
||||
|
||||
hr = D3D::device->CreateInputLayout(QUAD_LAYOUT_DESC,
|
||||
sizeof(QUAD_LAYOUT_DESC)/sizeof(D3D11_INPUT_ELEMENT_DESC),
|
||||
bytecode->Data(), bytecode->Size(), &m_quadLayout);
|
||||
CHECK(SUCCEEDED(hr), "create xfb encode quad vertex layout");
|
||||
D3D::SetDebugObjectName(m_quadLayout, "xfb encoder quad layout");
|
||||
|
||||
bytecode->Release();
|
||||
|
||||
// Create pixel shader
|
||||
|
||||
m_pShader = D3D::CompileAndCreatePixelShader(XFB_ENCODE_PS, sizeof(XFB_ENCODE_PS));
|
||||
if (!m_pShader)
|
||||
{
|
||||
ERROR_LOG(VIDEO, "XFB encode pixel shader failed to compile");
|
||||
return;
|
||||
}
|
||||
D3D::SetDebugObjectName(m_pShader, "xfb encoder pixel shader");
|
||||
|
||||
// Create blend state
|
||||
|
||||
D3D11_BLEND_DESC bld = CD3D11_BLEND_DESC(CD3D11_DEFAULT());
|
||||
hr = D3D::device->CreateBlendState(&bld, &m_xfbEncodeBlendState);
|
||||
CHECK(SUCCEEDED(hr), "create xfb encode blend state");
|
||||
D3D::SetDebugObjectName(m_xfbEncodeBlendState, "xfb encoder blend state");
|
||||
|
||||
// Create depth state
|
||||
|
||||
D3D11_DEPTH_STENCIL_DESC dsd = CD3D11_DEPTH_STENCIL_DESC(CD3D11_DEFAULT());
|
||||
dsd.DepthEnable = FALSE;
|
||||
hr = D3D::device->CreateDepthStencilState(&dsd, &m_xfbEncodeDepthState);
|
||||
CHECK(SUCCEEDED(hr), "create xfb encode depth state");
|
||||
D3D::SetDebugObjectName(m_xfbEncodeDepthState, "xfb encoder depth state");
|
||||
|
||||
// Create rasterizer state
|
||||
|
||||
D3D11_RASTERIZER_DESC rd = CD3D11_RASTERIZER_DESC(CD3D11_DEFAULT());
|
||||
rd.CullMode = D3D11_CULL_NONE;
|
||||
rd.DepthClipEnable = FALSE;
|
||||
hr = D3D::device->CreateRasterizerState(&rd, &m_xfbEncodeRastState);
|
||||
CHECK(SUCCEEDED(hr), "create xfb encode rasterizer state");
|
||||
D3D::SetDebugObjectName(m_xfbEncodeRastState, "xfb encoder rast state");
|
||||
|
||||
// Create EFB texture sampler
|
||||
|
||||
D3D11_SAMPLER_DESC sd = CD3D11_SAMPLER_DESC(CD3D11_DEFAULT());
|
||||
// FIXME: Should we really use point sampling here?
|
||||
sd.Filter = D3D11_FILTER_MIN_MAG_MIP_POINT;
|
||||
hr = D3D::device->CreateSamplerState(&sd, &m_efbSampler);
|
||||
CHECK(SUCCEEDED(hr), "create xfb encode texture sampler");
|
||||
D3D::SetDebugObjectName(m_efbSampler, "xfb encoder texture sampler");
|
||||
}
|
||||
|
||||
void XFBEncoder::Shutdown()
|
||||
{
|
||||
SAFE_RELEASE(m_efbSampler);
|
||||
SAFE_RELEASE(m_xfbEncodeRastState);
|
||||
SAFE_RELEASE(m_xfbEncodeDepthState);
|
||||
SAFE_RELEASE(m_xfbEncodeBlendState);
|
||||
SAFE_RELEASE(m_pShader);
|
||||
SAFE_RELEASE(m_quadLayout);
|
||||
SAFE_RELEASE(m_vShader);
|
||||
SAFE_RELEASE(m_quad);
|
||||
SAFE_RELEASE(m_encodeParams);
|
||||
SAFE_RELEASE(m_outStage);
|
||||
SAFE_RELEASE(m_outRTV);
|
||||
SAFE_RELEASE(m_out);
|
||||
}
|
||||
|
||||
void XFBEncoder::Encode(u8* dst, u32 width, u32 height, const EFBRectangle& srcRect, float gamma)
|
||||
{
|
||||
HRESULT hr;
|
||||
|
||||
// Reset API
|
||||
|
||||
g_renderer->ResetAPIState();
|
||||
|
||||
// Set up all the state for XFB encoding
|
||||
|
||||
D3D::context->PSSetShader(m_pShader, NULL, 0);
|
||||
D3D::context->VSSetShader(m_vShader, NULL, 0);
|
||||
|
||||
D3D::stateman->PushBlendState(m_xfbEncodeBlendState);
|
||||
D3D::stateman->PushDepthState(m_xfbEncodeDepthState);
|
||||
D3D::stateman->PushRasterizerState(m_xfbEncodeRastState);
|
||||
D3D::stateman->Apply();
|
||||
|
||||
D3D11_VIEWPORT vp = CD3D11_VIEWPORT(0.f, 0.f, FLOAT(width/2), FLOAT(height));
|
||||
D3D::context->RSSetViewports(1, &vp);
|
||||
|
||||
D3D::context->IASetInputLayout(m_quadLayout);
|
||||
D3D::context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
|
||||
UINT stride = sizeof(QuadVertex);
|
||||
UINT offset = 0;
|
||||
D3D::context->IASetVertexBuffers(0, 1, &m_quad, &stride, &offset);
|
||||
|
||||
TargetRectangle targetRect = g_renderer->ConvertEFBRectangle(srcRect);
|
||||
|
||||
XFBEncodeParams params = { 0 };
|
||||
params.Width = FLOAT(width);
|
||||
params.Height = FLOAT(height);
|
||||
params.TexLeft = FLOAT(targetRect.left) / g_renderer->GetFullTargetWidth();
|
||||
params.TexTop = FLOAT(targetRect.top) / g_renderer->GetFullTargetHeight();
|
||||
params.TexRight = FLOAT(targetRect.right) / g_renderer->GetFullTargetWidth();
|
||||
params.TexBottom = FLOAT(targetRect.bottom) / g_renderer->GetFullTargetHeight();
|
||||
params.Gamma = gamma;
|
||||
D3D::context->UpdateSubresource(m_encodeParams, 0, NULL, ¶ms, 0, 0);
|
||||
|
||||
D3D::context->VSSetConstantBuffers(0, 1, &m_encodeParams);
|
||||
|
||||
D3D::context->OMSetRenderTargets(1, &m_outRTV, NULL);
|
||||
|
||||
ID3D11ShaderResourceView* pEFB = FramebufferManager::GetEFBColorTexture()->GetSRV();
|
||||
|
||||
D3D::context->PSSetConstantBuffers(0, 1, &m_encodeParams);
|
||||
D3D::context->PSSetShaderResources(0, 1, &pEFB);
|
||||
D3D::context->PSSetSamplers(0, 1, &m_efbSampler);
|
||||
|
||||
// Encode!
|
||||
|
||||
D3D::context->Draw(4, 0);
|
||||
|
||||
// Copy to staging buffer
|
||||
|
||||
D3D11_BOX srcBox = CD3D11_BOX(0, 0, 0, width/2, height, 1);
|
||||
D3D::context->CopySubresourceRegion(m_outStage, 0, 0, 0, 0, m_out, 0, &srcBox);
|
||||
|
||||
// Clean up state
|
||||
|
||||
IUnknown* nullDummy = NULL;
|
||||
|
||||
D3D::context->PSSetSamplers(0, 1, (ID3D11SamplerState**)&nullDummy);
|
||||
D3D::context->PSSetShaderResources(0, 1, (ID3D11ShaderResourceView**)&nullDummy);
|
||||
D3D::context->PSSetConstantBuffers(0, 1, (ID3D11Buffer**)&nullDummy);
|
||||
|
||||
D3D::context->OMSetRenderTargets(0, NULL, NULL);
|
||||
|
||||
D3D::context->VSSetConstantBuffers(0, 1, (ID3D11Buffer**)&nullDummy);
|
||||
|
||||
D3D::stateman->PopRasterizerState();
|
||||
D3D::stateman->PopDepthState();
|
||||
D3D::stateman->PopBlendState();
|
||||
|
||||
D3D::context->PSSetShader(NULL, NULL, 0);
|
||||
D3D::context->VSSetShader(NULL, NULL, 0);
|
||||
|
||||
// Transfer staging buffer to GameCube/Wii RAM
|
||||
|
||||
D3D11_MAPPED_SUBRESOURCE map = { 0 };
|
||||
hr = D3D::context->Map(m_outStage, 0, D3D11_MAP_READ, 0, &map);
|
||||
CHECK(SUCCEEDED(hr), "map staging buffer");
|
||||
|
||||
u8* src = (u8*)map.pData;
|
||||
for (unsigned int y = 0; y < height; ++y)
|
||||
{
|
||||
memcpy(dst, src, 2*width);
|
||||
dst += bpmem.copyMipMapStrideChannels*32;
|
||||
src += map.RowPitch;
|
||||
}
|
||||
|
||||
D3D::context->Unmap(m_outStage, 0);
|
||||
|
||||
// Restore API
|
||||
|
||||
g_renderer->RestoreAPIState();
|
||||
D3D::context->OMSetRenderTargets(1,
|
||||
&FramebufferManager::GetEFBColorTexture()->GetRTV(),
|
||||
FramebufferManager::GetEFBDepthTexture()->GetDSV());
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user