1 //
2 // Copyright 2012 The ANGLE Project Authors. All rights reserved.
3 // Use of this source code is governed by a BSD-style license that can be
4 // found in the LICENSE file.
5 //
6
7 // RenderTarget11.cpp: Implements a DX11-specific wrapper for ID3D11View pointers
8 // retained by Renderbuffers.
9
10 #include "libANGLE/renderer/d3d/d3d11/RenderTarget11.h"
11
12 #include "libANGLE/Context.h"
13 #include "libANGLE/renderer/d3d/d3d11/Context11.h"
14 #include "libANGLE/renderer/d3d/d3d11/Renderer11.h"
15 #include "libANGLE/renderer/d3d/d3d11/SwapChain11.h"
16 #include "libANGLE/renderer/d3d/d3d11/formatutils11.h"
17 #include "libANGLE/renderer/d3d/d3d11/renderer11_utils.h"
18 #include "libANGLE/renderer/d3d/d3d11/texture_format_table.h"
19
20 namespace rx
21 {
22
23 namespace
24 {
GetTextureProperties(ID3D11Resource * resource,unsigned int * mipLevels,unsigned int * samples)25 bool GetTextureProperties(ID3D11Resource *resource, unsigned int *mipLevels, unsigned int *samples)
26 {
27 ID3D11Texture1D *texture1D = d3d11::DynamicCastComObject<ID3D11Texture1D>(resource);
28 if (texture1D)
29 {
30 D3D11_TEXTURE1D_DESC texDesc;
31 texture1D->GetDesc(&texDesc);
32 SafeRelease(texture1D);
33
34 *mipLevels = texDesc.MipLevels;
35 *samples = 0;
36
37 return true;
38 }
39
40 ID3D11Texture2D *texture2D = d3d11::DynamicCastComObject<ID3D11Texture2D>(resource);
41 if (texture2D)
42 {
43 D3D11_TEXTURE2D_DESC texDesc;
44 texture2D->GetDesc(&texDesc);
45 SafeRelease(texture2D);
46
47 *mipLevels = texDesc.MipLevels;
48 *samples = texDesc.SampleDesc.Count > 1 ? texDesc.SampleDesc.Count : 0;
49
50 return true;
51 }
52
53 ID3D11Texture3D *texture3D = d3d11::DynamicCastComObject<ID3D11Texture3D>(resource);
54 if (texture3D)
55 {
56 D3D11_TEXTURE3D_DESC texDesc;
57 texture3D->GetDesc(&texDesc);
58 SafeRelease(texture3D);
59
60 *mipLevels = texDesc.MipLevels;
61 *samples = 0;
62
63 return true;
64 }
65
66 return false;
67 }
68
GetRTVSubresourceIndex(ID3D11Resource * resource,ID3D11RenderTargetView * view)69 unsigned int GetRTVSubresourceIndex(ID3D11Resource *resource, ID3D11RenderTargetView *view)
70 {
71 D3D11_RENDER_TARGET_VIEW_DESC rtvDesc;
72 view->GetDesc(&rtvDesc);
73
74 unsigned int mipSlice = 0;
75 unsigned int arraySlice = 0;
76
77 switch (rtvDesc.ViewDimension)
78 {
79 case D3D11_RTV_DIMENSION_TEXTURE1D:
80 mipSlice = rtvDesc.Texture1D.MipSlice;
81 arraySlice = 0;
82 break;
83
84 case D3D11_RTV_DIMENSION_TEXTURE1DARRAY:
85 mipSlice = rtvDesc.Texture1DArray.MipSlice;
86 arraySlice = rtvDesc.Texture1DArray.FirstArraySlice;
87 break;
88
89 case D3D11_RTV_DIMENSION_TEXTURE2D:
90 mipSlice = rtvDesc.Texture2D.MipSlice;
91 arraySlice = 0;
92 break;
93
94 case D3D11_RTV_DIMENSION_TEXTURE2DARRAY:
95 mipSlice = rtvDesc.Texture2DArray.MipSlice;
96 arraySlice = rtvDesc.Texture2DArray.FirstArraySlice;
97 break;
98
99 case D3D11_RTV_DIMENSION_TEXTURE2DMS:
100 mipSlice = 0;
101 arraySlice = 0;
102 break;
103
104 case D3D11_RTV_DIMENSION_TEXTURE2DMSARRAY:
105 mipSlice = 0;
106 arraySlice = rtvDesc.Texture2DMSArray.FirstArraySlice;
107 break;
108
109 case D3D11_RTV_DIMENSION_TEXTURE3D:
110 mipSlice = rtvDesc.Texture3D.MipSlice;
111 arraySlice = 0;
112 break;
113
114 case D3D11_RTV_DIMENSION_UNKNOWN:
115 case D3D11_RTV_DIMENSION_BUFFER:
116 UNIMPLEMENTED();
117 break;
118
119 default:
120 UNREACHABLE();
121 break;
122 }
123
124 unsigned int mipLevels, samples;
125 GetTextureProperties(resource, &mipLevels, &samples);
126
127 return D3D11CalcSubresource(mipSlice, arraySlice, mipLevels);
128 }
129
GetDSVSubresourceIndex(ID3D11Resource * resource,ID3D11DepthStencilView * view)130 unsigned int GetDSVSubresourceIndex(ID3D11Resource *resource, ID3D11DepthStencilView *view)
131 {
132 D3D11_DEPTH_STENCIL_VIEW_DESC dsvDesc;
133 view->GetDesc(&dsvDesc);
134
135 unsigned int mipSlice = 0;
136 unsigned int arraySlice = 0;
137
138 switch (dsvDesc.ViewDimension)
139 {
140 case D3D11_DSV_DIMENSION_TEXTURE1D:
141 mipSlice = dsvDesc.Texture1D.MipSlice;
142 arraySlice = 0;
143 break;
144
145 case D3D11_DSV_DIMENSION_TEXTURE1DARRAY:
146 mipSlice = dsvDesc.Texture1DArray.MipSlice;
147 arraySlice = dsvDesc.Texture1DArray.FirstArraySlice;
148 break;
149
150 case D3D11_DSV_DIMENSION_TEXTURE2D:
151 mipSlice = dsvDesc.Texture2D.MipSlice;
152 arraySlice = 0;
153 break;
154
155 case D3D11_DSV_DIMENSION_TEXTURE2DARRAY:
156 mipSlice = dsvDesc.Texture2DArray.MipSlice;
157 arraySlice = dsvDesc.Texture2DArray.FirstArraySlice;
158 break;
159
160 case D3D11_DSV_DIMENSION_TEXTURE2DMS:
161 mipSlice = 0;
162 arraySlice = 0;
163 break;
164
165 case D3D11_DSV_DIMENSION_TEXTURE2DMSARRAY:
166 mipSlice = 0;
167 arraySlice = dsvDesc.Texture2DMSArray.FirstArraySlice;
168 break;
169
170 case D3D11_DSV_DIMENSION_UNKNOWN:
171 UNIMPLEMENTED();
172 break;
173
174 default:
175 UNREACHABLE();
176 break;
177 }
178
179 unsigned int mipLevels, samples;
180 GetTextureProperties(resource, &mipLevels, &samples);
181
182 return D3D11CalcSubresource(mipSlice, arraySlice, mipLevels);
183 }
184
GetSurfaceRTFormat(bool depth,SwapChain11 * swapChain)185 GLenum GetSurfaceRTFormat(bool depth, SwapChain11 *swapChain)
186 {
187 return (depth ? swapChain->getDepthBufferInternalFormat()
188 : swapChain->getRenderTargetInternalFormat());
189 }
190
GetSurfaceFormatSet(bool depth,SwapChain11 * swapChain,Renderer11 * renderer)191 const d3d11::Format &GetSurfaceFormatSet(bool depth, SwapChain11 *swapChain, Renderer11 *renderer)
192 {
193 return d3d11::Format::Get(GetSurfaceRTFormat(depth, swapChain),
194 renderer->getRenderer11DeviceCaps());
195 }
196
197 } // anonymous namespace
198
RenderTarget11(const d3d11::Format & formatSet)199 RenderTarget11::RenderTarget11(const d3d11::Format &formatSet) : mFormatSet(formatSet) {}
200
~RenderTarget11()201 RenderTarget11::~RenderTarget11() {}
202
TextureRenderTarget11(d3d11::RenderTargetView && rtv,const TextureHelper11 & resource,const d3d11::SharedSRV & srv,const d3d11::SharedSRV & blitSRV,GLenum internalFormat,const d3d11::Format & formatSet,GLsizei width,GLsizei height,GLsizei depth,GLsizei samples)203 TextureRenderTarget11::TextureRenderTarget11(d3d11::RenderTargetView &&rtv,
204 const TextureHelper11 &resource,
205 const d3d11::SharedSRV &srv,
206 const d3d11::SharedSRV &blitSRV,
207 GLenum internalFormat,
208 const d3d11::Format &formatSet,
209 GLsizei width,
210 GLsizei height,
211 GLsizei depth,
212 GLsizei samples)
213 : RenderTarget11(formatSet),
214 mWidth(width),
215 mHeight(height),
216 mDepth(depth),
217 mInternalFormat(internalFormat),
218 mSamples(samples),
219 mSubresourceIndex(0),
220 mTexture(resource),
221 mRenderTarget(std::move(rtv)),
222 mDepthStencil(),
223 mShaderResource(srv.makeCopy()),
224 mBlitShaderResource(blitSRV.makeCopy())
225 {
226 if (mRenderTarget.valid() && mTexture.valid())
227 {
228 mSubresourceIndex = GetRTVSubresourceIndex(mTexture.get(), mRenderTarget.get());
229 }
230 ASSERT(mFormatSet.formatID != angle::FormatID::NONE || mWidth == 0 || mHeight == 0);
231 }
232
TextureRenderTarget11(d3d11::DepthStencilView && dsv,const TextureHelper11 & resource,const d3d11::SharedSRV & srv,GLenum internalFormat,const d3d11::Format & formatSet,GLsizei width,GLsizei height,GLsizei depth,GLsizei samples)233 TextureRenderTarget11::TextureRenderTarget11(d3d11::DepthStencilView &&dsv,
234 const TextureHelper11 &resource,
235 const d3d11::SharedSRV &srv,
236 GLenum internalFormat,
237 const d3d11::Format &formatSet,
238 GLsizei width,
239 GLsizei height,
240 GLsizei depth,
241 GLsizei samples)
242 : RenderTarget11(formatSet),
243 mWidth(width),
244 mHeight(height),
245 mDepth(depth),
246 mInternalFormat(internalFormat),
247 mSamples(samples),
248 mSubresourceIndex(0),
249 mTexture(resource),
250 mRenderTarget(),
251 mDepthStencil(std::move(dsv)),
252 mShaderResource(srv.makeCopy()),
253 mBlitShaderResource()
254 {
255 if (mDepthStencil.valid() && mTexture.valid())
256 {
257 mSubresourceIndex = GetDSVSubresourceIndex(mTexture.get(), mDepthStencil.get());
258 }
259 ASSERT(mFormatSet.formatID != angle::FormatID::NONE || mWidth == 0 || mHeight == 0);
260 }
261
~TextureRenderTarget11()262 TextureRenderTarget11::~TextureRenderTarget11() {}
263
getTexture() const264 const TextureHelper11 &TextureRenderTarget11::getTexture() const
265 {
266 return mTexture;
267 }
268
getRenderTargetView() const269 const d3d11::RenderTargetView &TextureRenderTarget11::getRenderTargetView() const
270 {
271 return mRenderTarget;
272 }
273
getDepthStencilView() const274 const d3d11::DepthStencilView &TextureRenderTarget11::getDepthStencilView() const
275 {
276 return mDepthStencil;
277 }
278
getShaderResourceView(const gl::Context * context,const d3d11::SharedSRV ** outSRV)279 angle::Result TextureRenderTarget11::getShaderResourceView(const gl::Context *context,
280 const d3d11::SharedSRV **outSRV)
281 {
282 *outSRV = &mShaderResource;
283 return angle::Result::Continue;
284 }
285
getBlitShaderResourceView(const gl::Context * context,const d3d11::SharedSRV ** outSRV)286 angle::Result TextureRenderTarget11::getBlitShaderResourceView(const gl::Context *context,
287 const d3d11::SharedSRV **outSRV)
288 {
289 *outSRV = &mBlitShaderResource;
290 return angle::Result::Continue;
291 }
292
getWidth() const293 GLsizei TextureRenderTarget11::getWidth() const
294 {
295 return mWidth;
296 }
297
getHeight() const298 GLsizei TextureRenderTarget11::getHeight() const
299 {
300 return mHeight;
301 }
302
getDepth() const303 GLsizei TextureRenderTarget11::getDepth() const
304 {
305 return mDepth;
306 }
307
getInternalFormat() const308 GLenum TextureRenderTarget11::getInternalFormat() const
309 {
310 return mInternalFormat;
311 }
312
getSamples() const313 GLsizei TextureRenderTarget11::getSamples() const
314 {
315 return mSamples;
316 }
317
getSubresourceIndex() const318 unsigned int TextureRenderTarget11::getSubresourceIndex() const
319 {
320 return mSubresourceIndex;
321 }
322
SurfaceRenderTarget11(SwapChain11 * swapChain,Renderer11 * renderer,bool depth)323 SurfaceRenderTarget11::SurfaceRenderTarget11(SwapChain11 *swapChain,
324 Renderer11 *renderer,
325 bool depth)
326 : RenderTarget11(GetSurfaceFormatSet(depth, swapChain, renderer)),
327 mSwapChain(swapChain),
328 mDepth(depth)
329 {
330 ASSERT(mSwapChain);
331 }
332
~SurfaceRenderTarget11()333 SurfaceRenderTarget11::~SurfaceRenderTarget11() {}
334
getWidth() const335 GLsizei SurfaceRenderTarget11::getWidth() const
336 {
337 return mSwapChain->getWidth();
338 }
339
getHeight() const340 GLsizei SurfaceRenderTarget11::getHeight() const
341 {
342 return mSwapChain->getHeight();
343 }
344
getDepth() const345 GLsizei SurfaceRenderTarget11::getDepth() const
346 {
347 return 1;
348 }
349
getInternalFormat() const350 GLenum SurfaceRenderTarget11::getInternalFormat() const
351 {
352 return GetSurfaceRTFormat(mDepth, mSwapChain);
353 }
354
getSamples() const355 GLsizei SurfaceRenderTarget11::getSamples() const
356 {
357 return mSwapChain->getSamples();
358 }
359
getTexture() const360 const TextureHelper11 &SurfaceRenderTarget11::getTexture() const
361 {
362 return (mDepth ? mSwapChain->getDepthStencilTexture() : mSwapChain->getOffscreenTexture());
363 }
364
getRenderTargetView() const365 const d3d11::RenderTargetView &SurfaceRenderTarget11::getRenderTargetView() const
366 {
367 ASSERT(!mDepth);
368 return mSwapChain->getRenderTarget();
369 }
370
getDepthStencilView() const371 const d3d11::DepthStencilView &SurfaceRenderTarget11::getDepthStencilView() const
372 {
373 ASSERT(mDepth);
374 return mSwapChain->getDepthStencil();
375 }
376
getShaderResourceView(const gl::Context * context,const d3d11::SharedSRV ** outSRV)377 angle::Result SurfaceRenderTarget11::getShaderResourceView(const gl::Context *context,
378 const d3d11::SharedSRV **outSRV)
379 {
380 if (mDepth)
381 {
382 *outSRV = &mSwapChain->getDepthStencilShaderResource();
383 }
384 else
385 {
386 ANGLE_TRY(mSwapChain->getRenderTargetShaderResource(GetImplAs<Context11>(context), outSRV));
387 }
388 return angle::Result::Continue;
389 }
390
getBlitShaderResourceView(const gl::Context * context,const d3d11::SharedSRV ** outSRV)391 angle::Result SurfaceRenderTarget11::getBlitShaderResourceView(const gl::Context *context,
392 const d3d11::SharedSRV **outSRV)
393 {
394 // The SurfaceRenderTargetView format should always be such that the normal SRV works for blits.
395 return getShaderResourceView(context, outSRV);
396 }
397
getSubresourceIndex() const398 unsigned int SurfaceRenderTarget11::getSubresourceIndex() const
399 {
400 return 0;
401 }
402
403 } // namespace rx
404