1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/angle/src/libGLESv2/renderer/RenderTarget11.cpp Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,355 @@
1.4 +#include "precompiled.h"
1.5 +//
1.6 +// Copyright (c) 2012 The ANGLE Project Authors. All rights reserved.
1.7 +// Use of this source code is governed by a BSD-style license that can be
1.8 +// found in the LICENSE file.
1.9 +//
1.10 +
1.11 +// RenderTarget11.cpp: Implements a DX11-specific wrapper for ID3D11View pointers
1.12 +// retained by Renderbuffers.
1.13 +
1.14 +#include "libGLESv2/renderer/RenderTarget11.h"
1.15 +#include "libGLESv2/renderer/Renderer11.h"
1.16 +
1.17 +#include "libGLESv2/renderer/renderer11_utils.h"
1.18 +#include "libGLESv2/main.h"
1.19 +
1.20 +namespace rx
1.21 +{
1.22 +
1.23 +static unsigned int getRTVSubresourceIndex(ID3D11Texture2D *texture, ID3D11RenderTargetView *view)
1.24 +{
1.25 + D3D11_RENDER_TARGET_VIEW_DESC rtvDesc;
1.26 + view->GetDesc(&rtvDesc);
1.27 +
1.28 + D3D11_TEXTURE2D_DESC texDesc;
1.29 + texture->GetDesc(&texDesc);
1.30 +
1.31 + unsigned int mipSlice = 0;
1.32 + unsigned int arraySlice = 0;
1.33 + unsigned int mipLevels = texDesc.MipLevels;
1.34 +
1.35 + switch (rtvDesc.ViewDimension)
1.36 + {
1.37 + case D3D11_RTV_DIMENSION_TEXTURE1D:
1.38 + mipSlice = rtvDesc.Texture1D.MipSlice;
1.39 + arraySlice = 0;
1.40 + break;
1.41 +
1.42 + case D3D11_RTV_DIMENSION_TEXTURE1DARRAY:
1.43 + mipSlice = rtvDesc.Texture1DArray.MipSlice;
1.44 + arraySlice = rtvDesc.Texture1DArray.FirstArraySlice;
1.45 + break;
1.46 +
1.47 + case D3D11_RTV_DIMENSION_TEXTURE2D:
1.48 + mipSlice = rtvDesc.Texture2D.MipSlice;
1.49 + arraySlice = 0;
1.50 + break;
1.51 +
1.52 + case D3D11_RTV_DIMENSION_TEXTURE2DARRAY:
1.53 + mipSlice = rtvDesc.Texture2DArray.MipSlice;
1.54 + arraySlice = rtvDesc.Texture2DArray.FirstArraySlice;
1.55 + break;
1.56 +
1.57 + case D3D11_RTV_DIMENSION_TEXTURE2DMS:
1.58 + mipSlice = 0;
1.59 + arraySlice = 0;
1.60 + break;
1.61 +
1.62 + case D3D11_RTV_DIMENSION_TEXTURE2DMSARRAY:
1.63 + mipSlice = 0;
1.64 + arraySlice = rtvDesc.Texture2DMSArray.FirstArraySlice;
1.65 + break;
1.66 +
1.67 + case D3D11_RTV_DIMENSION_TEXTURE3D:
1.68 + mipSlice = rtvDesc.Texture3D.MipSlice;
1.69 + arraySlice = 0;
1.70 + break;
1.71 +
1.72 + case D3D11_RTV_DIMENSION_UNKNOWN:
1.73 + case D3D11_RTV_DIMENSION_BUFFER:
1.74 + UNIMPLEMENTED();
1.75 + break;
1.76 +
1.77 + default:
1.78 + UNREACHABLE();
1.79 + break;
1.80 + }
1.81 +
1.82 + return D3D11CalcSubresource(mipSlice, arraySlice, mipLevels);
1.83 +}
1.84 +
1.85 +static unsigned int getDSVSubresourceIndex(ID3D11Texture2D *texture, ID3D11DepthStencilView *view)
1.86 +{
1.87 + D3D11_DEPTH_STENCIL_VIEW_DESC dsvDesc;
1.88 + view->GetDesc(&dsvDesc);
1.89 +
1.90 + D3D11_TEXTURE2D_DESC texDesc;
1.91 + texture->GetDesc(&texDesc);
1.92 +
1.93 + unsigned int mipSlice = 0;
1.94 + unsigned int arraySlice = 0;
1.95 + unsigned int mipLevels = texDesc.MipLevels;
1.96 +
1.97 + switch (dsvDesc.ViewDimension)
1.98 + {
1.99 + case D3D11_DSV_DIMENSION_TEXTURE1D:
1.100 + mipSlice = dsvDesc.Texture1D.MipSlice;
1.101 + arraySlice = 0;
1.102 + break;
1.103 +
1.104 + case D3D11_DSV_DIMENSION_TEXTURE1DARRAY:
1.105 + mipSlice = dsvDesc.Texture1DArray.MipSlice;
1.106 + arraySlice = dsvDesc.Texture1DArray.FirstArraySlice;
1.107 + break;
1.108 +
1.109 + case D3D11_DSV_DIMENSION_TEXTURE2D:
1.110 + mipSlice = dsvDesc.Texture2D.MipSlice;
1.111 + arraySlice = 0;
1.112 + break;
1.113 +
1.114 + case D3D11_DSV_DIMENSION_TEXTURE2DARRAY:
1.115 + mipSlice = dsvDesc.Texture2DArray.MipSlice;
1.116 + arraySlice = dsvDesc.Texture2DArray.FirstArraySlice;
1.117 + break;
1.118 +
1.119 + case D3D11_DSV_DIMENSION_TEXTURE2DMS:
1.120 + mipSlice = 0;
1.121 + arraySlice = 0;
1.122 + break;
1.123 +
1.124 + case D3D11_DSV_DIMENSION_TEXTURE2DMSARRAY:
1.125 + mipSlice = 0;
1.126 + arraySlice = dsvDesc.Texture2DMSArray.FirstArraySlice;
1.127 + break;
1.128 +
1.129 + case D3D11_RTV_DIMENSION_UNKNOWN:
1.130 + UNIMPLEMENTED();
1.131 + break;
1.132 +
1.133 + default:
1.134 + UNREACHABLE();
1.135 + break;
1.136 + }
1.137 +
1.138 + return D3D11CalcSubresource(mipSlice, arraySlice, mipLevels);
1.139 +}
1.140 +
1.141 +RenderTarget11::RenderTarget11(Renderer *renderer, ID3D11RenderTargetView *rtv, ID3D11Texture2D *tex, ID3D11ShaderResourceView *srv, GLsizei width, GLsizei height)
1.142 +{
1.143 + mRenderer = Renderer11::makeRenderer11(renderer);
1.144 + mTexture = tex;
1.145 + mRenderTarget = rtv;
1.146 + mDepthStencil = NULL;
1.147 + mShaderResource = srv;
1.148 + mSubresourceIndex = 0;
1.149 +
1.150 + if (mRenderTarget && mTexture)
1.151 + {
1.152 + D3D11_RENDER_TARGET_VIEW_DESC desc;
1.153 + mRenderTarget->GetDesc(&desc);
1.154 +
1.155 + D3D11_TEXTURE2D_DESC texDesc;
1.156 + mTexture->GetDesc(&texDesc);
1.157 +
1.158 + mSubresourceIndex = getRTVSubresourceIndex(mTexture, mRenderTarget);
1.159 + mWidth = width;
1.160 + mHeight = height;
1.161 + mSamples = (texDesc.SampleDesc.Count > 1) ? texDesc.SampleDesc.Count : 0;
1.162 +
1.163 + mInternalFormat = d3d11_gl::ConvertTextureInternalFormat(desc.Format);
1.164 + mActualFormat = d3d11_gl::ConvertTextureInternalFormat(desc.Format);
1.165 + }
1.166 +}
1.167 +
1.168 +RenderTarget11::RenderTarget11(Renderer *renderer, ID3D11DepthStencilView *dsv, ID3D11Texture2D *tex, ID3D11ShaderResourceView *srv, GLsizei width, GLsizei height)
1.169 +{
1.170 + mRenderer = Renderer11::makeRenderer11(renderer);
1.171 + mTexture = tex;
1.172 + mRenderTarget = NULL;
1.173 + mDepthStencil = dsv;
1.174 + mShaderResource = srv;
1.175 + mSubresourceIndex = 0;
1.176 +
1.177 + if (mDepthStencil && mTexture)
1.178 + {
1.179 + D3D11_DEPTH_STENCIL_VIEW_DESC desc;
1.180 + mDepthStencil->GetDesc(&desc);
1.181 +
1.182 + D3D11_TEXTURE2D_DESC texDesc;
1.183 + mTexture->GetDesc(&texDesc);
1.184 +
1.185 + mSubresourceIndex = getDSVSubresourceIndex(mTexture, mDepthStencil);
1.186 + mWidth = width;
1.187 + mHeight = height;
1.188 + mSamples = (texDesc.SampleDesc.Count > 1) ? texDesc.SampleDesc.Count : 0;
1.189 +
1.190 + mInternalFormat = d3d11_gl::ConvertTextureInternalFormat(desc.Format);
1.191 + mActualFormat = d3d11_gl::ConvertTextureInternalFormat(desc.Format);
1.192 + }
1.193 +}
1.194 +
1.195 +RenderTarget11::RenderTarget11(Renderer *renderer, GLsizei width, GLsizei height, GLenum format, GLsizei samples, bool depth)
1.196 +{
1.197 + mRenderer = Renderer11::makeRenderer11(renderer);
1.198 + mTexture = NULL;
1.199 + mRenderTarget = NULL;
1.200 + mDepthStencil = NULL;
1.201 + mShaderResource = NULL;
1.202 +
1.203 + DXGI_FORMAT requestedFormat = gl_d3d11::ConvertRenderbufferFormat(format);
1.204 +
1.205 + int supportedSamples = mRenderer->getNearestSupportedSamples(requestedFormat, samples);
1.206 + if (supportedSamples < 0)
1.207 + {
1.208 + gl::error(GL_OUT_OF_MEMORY);
1.209 + return;
1.210 + }
1.211 +
1.212 + if (width > 0 && height > 0)
1.213 + {
1.214 + // Create texture resource
1.215 + D3D11_TEXTURE2D_DESC desc;
1.216 + desc.Width = width;
1.217 + desc.Height = height;
1.218 + desc.MipLevels = 1;
1.219 + desc.ArraySize = 1;
1.220 + desc.Format = requestedFormat;
1.221 + desc.SampleDesc.Count = (supportedSamples == 0) ? 1 : supportedSamples;
1.222 + desc.SampleDesc.Quality = 0;
1.223 + desc.Usage = D3D11_USAGE_DEFAULT;
1.224 + desc.CPUAccessFlags = 0;
1.225 + desc.MiscFlags = 0;
1.226 + desc.BindFlags = (depth ? D3D11_BIND_DEPTH_STENCIL : (D3D11_BIND_RENDER_TARGET | D3D11_BIND_SHADER_RESOURCE));
1.227 +
1.228 + ID3D11Device *device = mRenderer->getDevice();
1.229 + HRESULT result = device->CreateTexture2D(&desc, NULL, &mTexture);
1.230 +
1.231 + if (result == E_OUTOFMEMORY)
1.232 + {
1.233 + gl::error(GL_OUT_OF_MEMORY);
1.234 + return;
1.235 + }
1.236 + ASSERT(SUCCEEDED(result));
1.237 +
1.238 + if (depth)
1.239 + {
1.240 + D3D11_DEPTH_STENCIL_VIEW_DESC dsvDesc;
1.241 + dsvDesc.Format = requestedFormat;
1.242 + dsvDesc.ViewDimension = (supportedSamples == 0) ? D3D11_DSV_DIMENSION_TEXTURE2D : D3D11_DSV_DIMENSION_TEXTURE2DMS;
1.243 + dsvDesc.Texture2D.MipSlice = 0;
1.244 + dsvDesc.Flags = 0;
1.245 + result = device->CreateDepthStencilView(mTexture, &dsvDesc, &mDepthStencil);
1.246 +
1.247 + if (result == E_OUTOFMEMORY)
1.248 + {
1.249 + mTexture->Release();
1.250 + mTexture = NULL;
1.251 + gl::error(GL_OUT_OF_MEMORY);
1.252 + }
1.253 + ASSERT(SUCCEEDED(result));
1.254 + }
1.255 + else
1.256 + {
1.257 + D3D11_RENDER_TARGET_VIEW_DESC rtvDesc;
1.258 + rtvDesc.Format = requestedFormat;
1.259 + rtvDesc.ViewDimension = (supportedSamples == 0) ? D3D11_RTV_DIMENSION_TEXTURE2D : D3D11_RTV_DIMENSION_TEXTURE2DMS;
1.260 + rtvDesc.Texture2D.MipSlice = 0;
1.261 + result = device->CreateRenderTargetView(mTexture, &rtvDesc, &mRenderTarget);
1.262 +
1.263 + if (result == E_OUTOFMEMORY)
1.264 + {
1.265 + mTexture->Release();
1.266 + mTexture = NULL;
1.267 + gl::error(GL_OUT_OF_MEMORY);
1.268 + return;
1.269 + }
1.270 + ASSERT(SUCCEEDED(result));
1.271 +
1.272 + D3D11_SHADER_RESOURCE_VIEW_DESC srvDesc;
1.273 + srvDesc.Format = requestedFormat;
1.274 + srvDesc.ViewDimension = (supportedSamples == 0) ? D3D11_SRV_DIMENSION_TEXTURE2D : D3D11_SRV_DIMENSION_TEXTURE2DMS;
1.275 + srvDesc.Texture2D.MostDetailedMip = 0;
1.276 + srvDesc.Texture2D.MipLevels = 1;
1.277 + result = device->CreateShaderResourceView(mTexture, &srvDesc, &mShaderResource);
1.278 +
1.279 + if (result == E_OUTOFMEMORY)
1.280 + {
1.281 + mTexture->Release();
1.282 + mTexture = NULL;
1.283 + mRenderTarget->Release();
1.284 + mRenderTarget = NULL;
1.285 + gl::error(GL_OUT_OF_MEMORY);
1.286 + return;
1.287 + }
1.288 + ASSERT(SUCCEEDED(result));
1.289 + }
1.290 + }
1.291 +
1.292 + mWidth = width;
1.293 + mHeight = height;
1.294 + mInternalFormat = format;
1.295 + mSamples = supportedSamples;
1.296 + mActualFormat = d3d11_gl::ConvertTextureInternalFormat(requestedFormat);
1.297 + mSubresourceIndex = D3D11CalcSubresource(0, 0, 1);
1.298 +}
1.299 +
1.300 +RenderTarget11::~RenderTarget11()
1.301 +{
1.302 + if (mTexture)
1.303 + {
1.304 + mTexture->Release();
1.305 + mTexture = NULL;
1.306 + }
1.307 +
1.308 + if (mRenderTarget)
1.309 + {
1.310 + mRenderTarget->Release();
1.311 + mRenderTarget = NULL;
1.312 + }
1.313 +
1.314 + if (mDepthStencil)
1.315 + {
1.316 + mDepthStencil->Release();
1.317 + mDepthStencil = NULL;
1.318 + }
1.319 +
1.320 + if (mShaderResource)
1.321 + {
1.322 + mShaderResource->Release();
1.323 + mShaderResource = NULL;
1.324 + }
1.325 +}
1.326 +
1.327 +RenderTarget11 *RenderTarget11::makeRenderTarget11(RenderTarget *target)
1.328 +{
1.329 + ASSERT(HAS_DYNAMIC_TYPE(rx::RenderTarget11*, target));
1.330 + return static_cast<rx::RenderTarget11*>(target);
1.331 +}
1.332 +
1.333 +ID3D11Texture2D *RenderTarget11::getTexture() const
1.334 +{
1.335 + return mTexture;
1.336 +}
1.337 +
1.338 +ID3D11RenderTargetView *RenderTarget11::getRenderTargetView() const
1.339 +{
1.340 + return mRenderTarget;
1.341 +}
1.342 +
1.343 +ID3D11DepthStencilView *RenderTarget11::getDepthStencilView() const
1.344 +{
1.345 + return mDepthStencil;
1.346 +}
1.347 +
1.348 +ID3D11ShaderResourceView *RenderTarget11::getShaderResourceView() const
1.349 +{
1.350 + return mShaderResource;
1.351 +}
1.352 +
1.353 +unsigned int RenderTarget11::getSubresourceIndex() const
1.354 +{
1.355 + return mSubresourceIndex;
1.356 +}
1.357 +
1.358 +}
