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dolphin/Source/Plugins/Plugin_VideoDX11/Src/TextureCache.cpp

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// 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 <d3dx11.h>
#include "Globals.h"
#include "Statistics.h"
#include "MemoryUtil.h"
#include "Hash.h"
#include "CommonPaths.h"
#include "FileUtil.h"
#include "D3DBase.h"
#include "D3DTexture.h"
#include "D3DUtil.h"
#include "FBManager.h"
#include "PixelShaderCache.h"
#include "PixelShaderManager.h"
#include "VertexShaderManager.h"
#include "VertexShaderCache.h"
#include "Render.h"
#include "TextureDecoder.h"
#include "TextureCache.h"
#include "HiresTextures.h"
ID3D11BlendState* efbcopyblendstate = NULL;
ID3D11RasterizerState* efbcopyraststate = NULL;
ID3D11DepthStencilState* efbcopydepthstate = NULL;
ID3D11Buffer* efbcopycbuf[20] = { NULL };
u8* TextureCache::temp = NULL;
TextureCache::TexCache TextureCache::textures;
extern int frameCount;
#define TEMP_SIZE (1024*1024*4)
#define TEXTURE_KILL_THRESHOLD 200
void TextureCache::TCacheEntry::Destroy(bool shutdown)
{
SAFE_RELEASE(texture);
if (!isRenderTarget && !shutdown)
{
u32* ptr = (u32*)g_VideoInitialize.pGetMemoryPointer(addr);
if (ptr && *ptr == hash)
*ptr = oldpixel;
}
}
void TextureCache::Init()
{
temp = (u8*)AllocateMemoryPages(TEMP_SIZE);
TexDecoder_SetTexFmtOverlayOptions(g_ActiveConfig.bTexFmtOverlayEnable, g_ActiveConfig.bTexFmtOverlayCenter);
HiresTextures::Init(globals->unique_id);
D3D11_BLEND_DESC blenddesc;
blenddesc.AlphaToCoverageEnable = FALSE;
blenddesc.IndependentBlendEnable = FALSE;
blenddesc.RenderTarget[0].BlendEnable = FALSE;
blenddesc.RenderTarget[0].RenderTargetWriteMask = D3D11_COLOR_WRITE_ENABLE_ALL;
blenddesc.RenderTarget[0].SrcBlend = D3D11_BLEND_ONE;
blenddesc.RenderTarget[0].DestBlend = D3D11_BLEND_ZERO;
blenddesc.RenderTarget[0].BlendOp = D3D11_BLEND_OP_ADD;
blenddesc.RenderTarget[0].SrcBlendAlpha = D3D11_BLEND_ONE;
blenddesc.RenderTarget[0].DestBlendAlpha = D3D11_BLEND_ZERO;
blenddesc.RenderTarget[0].BlendOpAlpha = D3D11_BLEND_OP_ADD;
D3D::device->CreateBlendState(&blenddesc, &efbcopyblendstate);
D3D::SetDebugObjectName((ID3D11DeviceChild*)efbcopyblendstate, "blend state used in TextureCache::CopyRenderTargetToTexture");
D3D11_DEPTH_STENCIL_DESC depthdesc;
depthdesc.DepthEnable = FALSE;
depthdesc.DepthWriteMask = D3D11_DEPTH_WRITE_MASK_ALL;
depthdesc.DepthFunc = D3D11_COMPARISON_LESS;
depthdesc.StencilEnable = FALSE;
depthdesc.StencilReadMask = D3D11_DEFAULT_STENCIL_READ_MASK;
depthdesc.StencilWriteMask = D3D11_DEFAULT_STENCIL_WRITE_MASK;
D3D::device->CreateDepthStencilState(&depthdesc, &efbcopydepthstate);
D3D::SetDebugObjectName((ID3D11DeviceChild*)efbcopydepthstate, "depth stencil state used in TextureCache::CopyRenderTargetToTexture");
D3D11_RASTERIZER_DESC rastdesc;
rastdesc.CullMode = D3D11_CULL_NONE;
rastdesc.FillMode = D3D11_FILL_SOLID;
rastdesc.FrontCounterClockwise = false;
rastdesc.DepthBias = false;
rastdesc.DepthBiasClamp = 0;
rastdesc.SlopeScaledDepthBias = 0;
rastdesc.DepthClipEnable = false;
rastdesc.ScissorEnable = false;
rastdesc.MultisampleEnable = false;
rastdesc.AntialiasedLineEnable = false;
D3D::device->CreateRasterizerState(&rastdesc, &efbcopyraststate);
D3D::SetDebugObjectName((ID3D11DeviceChild*)efbcopyraststate, "rasterizer state used in TextureCache::CopyRenderTargetToTexture");
}
void TextureCache::Invalidate(bool shutdown)
{
for (TexCache::iterator iter = textures.begin(); iter != textures.end(); iter++)
iter->second.Destroy(shutdown);
textures.clear();
HiresTextures::Shutdown();
}
void TextureCache::InvalidateRange(u32 start_address, u32 size)
{
TexCache::iterator iter = textures.begin();
while (iter != textures.end())
{
if (iter->second.IntersectsMemoryRange(start_address, size))
{
iter->second.Destroy(false);
textures.erase(iter++);
}
else
{
++iter;
}
}
}
bool TextureCache::TCacheEntry::IntersectsMemoryRange(u32 range_address, u32 range_size)
{
if (addr + size_in_bytes < range_address) return false;
if (addr >= range_address + range_size) return false;
return true;
}
void TextureCache::Shutdown()
{
Invalidate(true);
FreeMemoryPages(temp, TEMP_SIZE);
temp = NULL;
SAFE_RELEASE(efbcopyblendstate);
SAFE_RELEASE(efbcopyraststate);
SAFE_RELEASE(efbcopydepthstate);
for (unsigned int k = 0; k < 20;k++)
SAFE_RELEASE(efbcopycbuf[k]);
}
void TextureCache::Cleanup()
{
TexCache::iterator iter = textures.begin();
while (iter != textures.end())
{
if (frameCount > TEXTURE_KILL_THRESHOLD + iter->second.frameCount)
{
iter->second.Destroy(false);
iter = textures.erase(iter);
}
else
{
iter++;
}
}
}
// returns the exponent of the smallest power of two which is greater than val
unsigned int GetPow2(unsigned int val)
{
unsigned int ret = 0;
for (;val;val>>=1) ret++;
return ret;
}
TextureCache::TCacheEntry* TextureCache::Load(unsigned int stage, u32 address, unsigned int width, unsigned int height, unsigned int tex_format, unsigned int tlutaddr, unsigned int tlutfmt, bool UseNativeMips, unsigned int maxlevel)
{
if (address == 0) return NULL;
u8* ptr = g_VideoInitialize.pGetMemoryPointer(address);
unsigned int bsw = TexDecoder_GetBlockWidthInTexels(tex_format) - 1; // TexelSizeInNibbles(format)*width*height/16;
unsigned int bsh = TexDecoder_GetBlockHeightInTexels(tex_format) - 1; // TexelSizeInNibbles(format)*width*height/16;
unsigned int bsdepth = TexDecoder_GetTexelSizeInNibbles(tex_format);
unsigned int expandedWidth = (width + bsw) & (~bsw);
unsigned int expandedHeight = (height + bsh) & (~bsh);
u64 hash_value;
u32 texID = address;
u32 FullFormat = tex_format;
if ((tex_format == GX_TF_C4) || (tex_format == GX_TF_C8) || (tex_format == GX_TF_C14X2))
u32 FullFormat = (tex_format | (tlutfmt << 16));
bool skip_texture_create = false;
TexCache::iterator iter = textures.find(texID);
if (iter != textures.end())
{
TCacheEntry &entry = iter->second;
hash_value = ((u32*)ptr)[0];
// TODO: Is the (entry.MipLevels == maxlevel) check needed?
if (entry.isRenderTarget || ((address == entry.addr) && (hash_value == entry.hash) && FullFormat == entry.fmt && entry.MipLevels == maxlevel))
{
entry.frameCount = frameCount;
D3D::gfxstate->SetShaderResource(stage, entry.texture->GetSRV());
return &entry;
}
else
{
// Let's reload the new texture data into the same texture,
// instead of destroying it and having to create a new one.
// Might speed up movie playback very, very slightly.
// TODO: Is the (entry.MipLevels < maxlevel) check needed?
if (width == entry.w && height==entry.h && FullFormat == entry.fmt && entry.MipLevels < maxlevel)
{
skip_texture_create = true;
}
else
{
entry.Destroy(false);
textures.erase(iter);
}
}
}
// make an entry in the table
TCacheEntry& entry = textures[texID];
PC_TexFormat pcfmt = PC_TEX_FMT_NONE;
if (pcfmt == PC_TEX_FMT_NONE)
pcfmt = TexDecoder_Decode(temp, ptr, expandedWidth, expandedHeight, tex_format, tlutaddr, tlutfmt);
DXGI_FORMAT d3d_fmt = DXGI_FORMAT_B8G8R8A8_UNORM;
bool swap_r_b = false;
entry.oldpixel = ((u32*)ptr)[0];
entry.hash = ((u32*)ptr)[0] = (u32)(((double)rand() / RAND_MAX) * 0xFFFFFFFF);
entry.addr = address;
entry.size_in_bytes = TexDecoder_GetTextureSizeInBytes(expandedWidth, expandedHeight, tex_format);
entry.isRenderTarget = false;
bool isPow2 = !((width & (width - 1)) || (height & (height - 1)));
entry.isNonPow2 = false;
unsigned int TexLevels = (isPow2 && UseNativeMips && maxlevel) ? GetPow2(max(width, height)) : ((isPow2)? 0 : 1);
if (TexLevels > (maxlevel + 1) && maxlevel)
TexLevels = maxlevel + 1;
entry.MipLevels = maxlevel;
D3D11_USAGE usage = (TexLevels == 1) ? D3D11_USAGE_DYNAMIC : D3D11_USAGE_DEFAULT;
if (!skip_texture_create)
{
if (usage == D3D11_USAGE_DYNAMIC) entry.texture = D3DTexture2D::Create(width, height, D3D11_BIND_SHADER_RESOURCE, usage, d3d_fmt, TexLevels);
else // need to use default textures
{
ID3D11Texture2D* pTexture = NULL;
HRESULT hr;
// possible optimization: Manually create the mipmaps, so that we don't need to bind the texture as render target
// if we automatically generate the mipmaps we need to bind the texture as rendertarget as well
D3D11_BIND_FLAG bindflags = D3D11_BIND_SHADER_RESOURCE;
if (TexLevels == 0) bindflags = (D3D11_BIND_FLAG)(bindflags | D3D11_BIND_RENDER_TARGET);
D3D11_TEXTURE2D_DESC texdesc = CD3D11_TEXTURE2D_DESC(d3d_fmt, width, height, 1, TexLevels, bindflags, usage, 0, 1, 0, (TexLevels==0)?D3D11_RESOURCE_MISC_GENERATE_MIPS:0);
hr = D3D::device->CreateTexture2D(&texdesc, NULL, &pTexture);
if (FAILED(hr))
{
PanicAlert("Failed to create texture at %s %d\n", __FILE__, __LINE__);
return NULL;
}
// we only need the shader resource view
entry.texture = new D3DTexture2D(pTexture, D3D11_BIND_SHADER_RESOURCE);
pTexture->Release();
}
if (entry.texture == NULL) PanicAlert("Failed to create texture at %s %d\n", __FILE__, __LINE__);
D3D::ReplaceTexture2D(entry.texture->GetTex(), temp, width, height, expandedWidth, d3d_fmt, pcfmt, 0, usage);
}
else
{
D3D::ReplaceTexture2D(entry.texture->GetTex(), temp, width, height, expandedWidth, d3d_fmt, pcfmt, 0, usage);
}
if (TexLevels == 0 && usage == D3D11_USAGE_DEFAULT) D3D::context->GenerateMips(entry.texture->GetSRV());
else if (TexLevels > 1 && pcfmt != PC_TEX_FMT_NONE)
{
unsigned int level = 1;
unsigned int mipWidth = (width + 1) >> 1;
unsigned int mipHeight = (height + 1) >> 1;
ptr += entry.size_in_bytes;
while ((mipHeight || mipWidth) && (level < TexLevels))
{
unsigned int currentWidth = (mipWidth > 0) ? mipWidth : 1;
unsigned int currentHeight = (mipHeight > 0) ? mipHeight : 1;
expandedWidth = (currentWidth + bsw) & (~bsw);
expandedHeight = (currentHeight + bsh) & (~bsh);
PC_TexFormat texfmtbuf = TexDecoder_Decode(temp, ptr, expandedWidth, expandedHeight, tex_format, tlutaddr, tlutfmt);
D3D::ReplaceTexture2D(entry.texture->GetTex(), (BYTE*)temp, currentWidth, currentHeight, expandedWidth, d3d_fmt, texfmtbuf, level, usage);
u32 size = (max(mipWidth, bsw) * max(mipHeight, bsh) * bsdepth) >> 1;
ptr += size;
mipWidth >>= 1;
mipHeight >>= 1;
level++;
}
}
entry.frameCount = frameCount;
entry.w = width;
entry.h = height;
entry.fmt = FullFormat;
INCSTAT(stats.numTexturesCreated);
SETSTAT(stats.numTexturesAlive, (int)textures.size());
D3D::gfxstate->SetShaderResource(stage, entry.texture->GetSRV());
return &entry;
}
// TODO: this doesn't work quite right, yet
void TextureCache::CopyRenderTargetToTexture(u32 address, bool bFromZBuffer, bool bIsIntensityFmt, u32 copyfmt, unsigned int bScaleByHalf, const EFBRectangle &source_rect)
{
int efb_w = source_rect.GetWidth();
int efb_h = source_rect.GetHeight();
int tex_w = (abs(source_rect.GetWidth()) >> bScaleByHalf);
int tex_h = (abs(source_rect.GetHeight()) >> bScaleByHalf);
int Scaledtex_w = (g_ActiveConfig.bCopyEFBScaled)?((int)(Renderer::GetTargetScaleX() * tex_w)):tex_w;
int Scaledtex_h = (g_ActiveConfig.bCopyEFBScaled)?((int)(Renderer::GetTargetScaleY() * tex_h)):tex_h;
TexCache::iterator iter;
D3DTexture2D* tex = NULL;
iter = textures.find(address);
if (iter != textures.end())
{
if (iter->second.isRenderTarget && iter->second.Scaledw == Scaledtex_w && iter->second.Scaledh == Scaledtex_h)
{
tex = iter->second.texture;
iter->second.frameCount = frameCount;
}
else
{
// remove it and recreate it as a render target
SAFE_RELEASE(iter->second.texture);
textures.erase(iter);
}
}
if (!tex)
{
TCacheEntry entry;
entry.isRenderTarget = true;
entry.hash = 0;
entry.frameCount = frameCount;
entry.w = tex_w;
entry.h = tex_h;
entry.Scaledw = Scaledtex_w;
entry.Scaledh = Scaledtex_h;
entry.fmt = copyfmt;
entry.isNonPow2 = true;
entry.texture = D3DTexture2D::Create(Scaledtex_w, Scaledtex_h, (D3D11_BIND_FLAG)((int)D3D11_BIND_RENDER_TARGET|(int)D3D11_BIND_SHADER_RESOURCE), D3D11_USAGE_DEFAULT, DXGI_FORMAT_B8G8R8A8_UNORM);
if (entry.texture == NULL) PanicAlert("CopyRenderTargetToTexture failed to create entry.texture at %s %d\n", __FILE__, __LINE__);
textures[address] = entry;
tex = entry.texture;
}
float colmat[20]= {0.0f}; // last four floats for fConstAdd
unsigned int cbufid = (unsigned int)-1;
// TODO: Move this to TextureCache::Init()
if (bFromZBuffer)
{
switch(copyfmt)
{
case 0: // Z4
case 1: // Z8
colmat[0] = colmat[4] = colmat[8] = colmat[12] =1.0f;
cbufid = 12;
break;
case 3: // Z16 //?
colmat[1] = colmat[5] = colmat[9] = colmat[12] = 1.0f;
cbufid = 13;
case 11: // Z16 (reverse order)
colmat[0] = colmat[4] = colmat[8] = colmat[13] = 1.0f;
cbufid = 14;
break;
case 6: // Z24X8
colmat[0] = colmat[5] = colmat[10] = 1.0f;
cbufid = 15;
break;
case 9: // Z8M
colmat[1] = colmat[5] = colmat[9] = colmat[13] = 1.0f;
cbufid = 16;
break;
case 10: // Z8L
colmat[2] = colmat[6] = colmat[10] = colmat[14] = 1.0f;
cbufid = 17;
break;
case 12: // Z16L
colmat[2] = colmat[6] = colmat[10] = colmat[13] = 1.0f;
cbufid = 18;
break;
default:
ERROR_LOG(VIDEO, "Unknown copy zbuf format: 0x%x", copyfmt);
colmat[2] = colmat[5] = colmat[8] = 1.0f;
cbufid = 19;
break;
}
}
else if (bIsIntensityFmt)
{
colmat[16] = colmat[17] = colmat[18] = 16.0f/255.0f;
switch (copyfmt)
{
case 0: // I4
case 1: // I8
case 2: // IA4
case 3: // IA8
// TODO - verify these coefficients
colmat[0] = 0.257f; colmat[1] = 0.504f; colmat[2] = 0.098f;
colmat[4] = 0.257f; colmat[5] = 0.504f; colmat[6] = 0.098f;
colmat[8] = 0.257f; colmat[9] = 0.504f; colmat[10] = 0.098f;
if (copyfmt < 2)
{
colmat[19] = 16.0f / 255.0f;
colmat[12] = 0.257f; colmat[13] = 0.504f; colmat[14] = 0.098f;
cbufid = 0;
}
else// alpha
{
colmat[15] = 1;
cbufid = 1;
}
break;
default:
ERROR_LOG(VIDEO, "Unknown copy intensity format: 0x%x", copyfmt);
colmat[0] = colmat[5] = colmat[10] = colmat[15] = 1;
break;
}
}
else
{
switch (copyfmt)
{
case 0: // R4
case 8: // R8
colmat[0] = colmat[4] = colmat[8] = colmat[12] = 1;
cbufid = 2;
break;
case 2: // RA4
case 3: // RA8
colmat[0] = colmat[4] = colmat[8] = colmat[15] = 1;
cbufid = 3;
break;
case 7: // A8
colmat[3] = colmat[7] = colmat[11] = colmat[15] = 1;
cbufid = 4;
break;
case 9: // G8
colmat[1] = colmat[5] = colmat[9] = colmat[13] = 1;
cbufid = 5;
break;
case 10: // B8
colmat[2] = colmat[6] = colmat[10] = colmat[14] = 1;
cbufid = 6;
break;
case 11: // RG8
colmat[0] = colmat[4] = colmat[8] = colmat[13] = 1;
cbufid = 7;
break;
case 12: // GB8
colmat[1] = colmat[5] = colmat[9] = colmat[14] = 1;
cbufid = 8;
break;
case 4: // RGB565
colmat[0] = colmat[5] = colmat[10] = 1;
colmat[19] = 1; // set alpha to 1
cbufid = 9;
break;
case 5: // RGB5A3
case 6: // RGBA8
colmat[0] = colmat[5] = colmat[10] = colmat[15] = 1;
cbufid = 10;
break;
default:
ERROR_LOG(VIDEO, "Unknown copy color format: 0x%x", copyfmt);
colmat[0] = colmat[5] = colmat[10] = colmat[15] = 1;
cbufid = 11;
break;
}
}
Renderer::ResetAPIState(); // reset any game specific settings
// stretch picture with increased internal resolution
D3D11_VIEWPORT vp = CD3D11_VIEWPORT(0.f, 0.f, (float)Scaledtex_w, (float)Scaledtex_h);
D3D::context->RSSetViewports(1, &vp);
D3D11_RECT destrect = CD3D11_RECT(0, 0, Scaledtex_w, Scaledtex_h);
// set transformation
if (efbcopycbuf[cbufid] == NULL)
{
D3D11_BUFFER_DESC cbdesc = CD3D11_BUFFER_DESC(20*sizeof(float), D3D11_BIND_CONSTANT_BUFFER, D3D11_USAGE_DEFAULT);
D3D11_SUBRESOURCE_DATA data;
data.pSysMem = colmat;
D3D::device->CreateBuffer(&cbdesc, &data, &efbcopycbuf[cbufid]);
}
D3D::context->PSSetConstantBuffers(0, 1, &efbcopycbuf[cbufid]);
TargetRectangle targetSource = Renderer::ConvertEFBRectangle(source_rect);
D3D11_RECT sourcerect = CD3D11_RECT(targetSource.left, targetSource.top, targetSource.right, targetSource.bottom);
// TODO: Use linear filtering if (bScaleByHalf), else use point filtering
D3D::context->OMSetBlendState(efbcopyblendstate, NULL, 0xffffffff);
D3D::context->RSSetState(efbcopyraststate);
D3D::context->OMSetDepthStencilState(efbcopydepthstate, 0);
D3D::context->OMSetRenderTargets(1, &tex->GetRTV(), NULL);
D3D::drawShadedTexQuad(
(bFromZBuffer) ? FBManager.GetEFBDepthTexture()->GetSRV() : FBManager.GetEFBColorTexture()->GetSRV(),
&sourcerect,
Renderer::GetFullTargetWidth(),
Renderer::GetFullTargetHeight(),
(bFromZBuffer) ? PixelShaderCache::GetDepthMatrixProgram() : PixelShaderCache::GetColorMatrixProgram(), VertexShaderCache::GetSimpleVertexShader(), VertexShaderCache::GetSimpleInputLayout());
D3D::context->OMSetRenderTargets(1, &FBManager.GetEFBColorTexture()->GetRTV(), FBManager.GetEFBDepthTexture()->GetDSV());
Renderer::RestoreAPIState();
}
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