1 /**************************************************************************
3 * Copyright 2011 Jose Fonseca
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 **************************************************************************/
34 #include "d3d11imports.hpp"
35 #include "d3d10state.hpp"
36 #include "dxgistate.hpp"
42 stageResource(ID3D11DeviceContext *pDeviceContext,
43 ID3D11Resource *pResource,
44 ID3D11Resource **ppStagingResource,
45 UINT *pWidth, UINT *pHeight, UINT *pDepth) {
46 D3D11_USAGE Usage = D3D11_USAGE_STAGING;
48 UINT CPUAccessFlags = D3D11_CPU_ACCESS_READ;
51 ID3D11Resource *pStagingResource;
52 ID3D11Buffer *pStagingBuffer;
53 ID3D11Texture1D *pStagingTexture1D;
54 ID3D11Texture2D *pStagingTexture2D;
55 ID3D11Texture3D *pStagingTexture3D;
59 ID3D11Device *pDevice = NULL;
60 pDeviceContext->GetDevice(&pDevice);
62 D3D11_RESOURCE_DIMENSION Type = D3D11_RESOURCE_DIMENSION_UNKNOWN;
63 pResource->GetType(&Type);
65 case D3D11_RESOURCE_DIMENSION_BUFFER:
67 D3D11_BUFFER_DESC Desc;
68 static_cast<ID3D11Buffer *>(pResource)->GetDesc(&Desc);
70 Desc.BindFlags = BindFlags;
71 Desc.CPUAccessFlags = CPUAccessFlags;
72 Desc.MiscFlags = MiscFlags;
74 *pWidth = Desc.ByteWidth;
78 hr = pDevice->CreateBuffer(&Desc, NULL, &pStagingBuffer);
81 case D3D11_RESOURCE_DIMENSION_TEXTURE1D:
83 D3D11_TEXTURE1D_DESC Desc;
84 static_cast<ID3D11Texture1D *>(pResource)->GetDesc(&Desc);
86 Desc.BindFlags = BindFlags;
87 Desc.CPUAccessFlags = CPUAccessFlags;
88 Desc.MiscFlags = MiscFlags;
94 hr = pDevice->CreateTexture1D(&Desc, NULL, &pStagingTexture1D);
97 case D3D11_RESOURCE_DIMENSION_TEXTURE2D:
99 D3D11_TEXTURE2D_DESC Desc;
100 static_cast<ID3D11Texture2D *>(pResource)->GetDesc(&Desc);
102 Desc.BindFlags = BindFlags;
103 Desc.CPUAccessFlags = CPUAccessFlags;
104 Desc.MiscFlags &= D3D11_RESOURCE_MISC_TEXTURECUBE;
106 *pWidth = Desc.Width;
107 *pHeight = Desc.Height;
110 hr = pDevice->CreateTexture2D(&Desc, NULL, &pStagingTexture2D);
113 case D3D11_RESOURCE_DIMENSION_TEXTURE3D:
115 D3D11_TEXTURE3D_DESC Desc;
116 static_cast<ID3D11Texture3D *>(pResource)->GetDesc(&Desc);
118 Desc.BindFlags = BindFlags;
119 Desc.CPUAccessFlags = CPUAccessFlags;
120 Desc.MiscFlags = MiscFlags;
122 *pWidth = Desc.Width;
123 *pHeight = Desc.Height;
124 *pDepth = Desc.Depth;
126 hr = pDevice->CreateTexture3D(&Desc, NULL, &pStagingTexture3D);
136 *ppStagingResource = pStagingResource;
137 pDeviceContext->CopyResource(pStagingResource, pResource);
146 getRenderTargetViewImage(ID3D11DeviceContext *pDevice,
147 ID3D11RenderTargetView *pRenderTargetView) {
148 image::Image *image = NULL;
149 D3D11_RENDER_TARGET_VIEW_DESC Desc;
150 ID3D11Resource *pResource = NULL;
151 ID3D11Resource *pStagingResource = NULL;
152 UINT Width, Height, Depth;
155 D3D11_MAPPED_SUBRESOURCE MappedSubresource;
158 if (!pRenderTargetView) {
162 pRenderTargetView->GetResource(&pResource);
165 pRenderTargetView->GetDesc(&Desc);
167 hr = stageResource(pDevice, pResource, &pStagingResource, &Width, &Height, &Depth);
172 // TODO: Take the slice in consideration
173 switch (Desc.ViewDimension) {
174 case D3D11_RTV_DIMENSION_BUFFER:
177 case D3D11_RTV_DIMENSION_TEXTURE1D:
178 MipSlice = Desc.Texture1D.MipSlice;
180 case D3D11_RTV_DIMENSION_TEXTURE1DARRAY:
181 MipSlice = Desc.Texture1DArray.MipSlice;
183 case D3D11_RTV_DIMENSION_TEXTURE2D:
184 MipSlice = Desc.Texture2D.MipSlice;
187 case D3D11_RTV_DIMENSION_TEXTURE2DARRAY:
188 MipSlice = Desc.Texture2DArray.MipSlice;
190 case D3D11_RTV_DIMENSION_TEXTURE2DMS:
193 case D3D11_RTV_DIMENSION_TEXTURE2DMSARRAY:
196 case D3D11_RTV_DIMENSION_TEXTURE3D:
197 MipSlice = Desc.Texture3D.MipSlice;
199 case D3D11_SRV_DIMENSION_UNKNOWN:
204 Subresource = MipSlice;
206 Width = std::max(Width >> MipSlice, 1U);
207 Height = std::max(Height >> MipSlice, 1U);
208 Depth = std::max(Depth >> MipSlice, 1U);
210 hr = pDevice->Map(pStagingResource, Subresource, D3D11_MAP_READ, 0, &MappedSubresource);
215 image = ConvertImage(Desc.Format,
216 MappedSubresource.pData,
217 MappedSubresource.RowPitch,
220 pDevice->Unmap(pStagingResource, Subresource);
222 if (pStagingResource) {
223 pStagingResource->Release();
227 pResource->Release();
234 getRenderTargetImage(ID3D11DeviceContext *pDevice) {
235 ID3D11RenderTargetView *pRenderTargetView = NULL;
236 pDevice->OMGetRenderTargets(1, &pRenderTargetView, NULL);
238 image::Image *image = NULL;
239 if (pRenderTargetView) {
240 image = getRenderTargetViewImage(pDevice, pRenderTargetView);
241 pRenderTargetView->Release();
249 dumpFramebuffer(JSONWriter &json, ID3D11DeviceContext *pDevice)
251 json.beginMember("framebuffer");
254 ID3D11RenderTargetView *pRenderTargetViews[D3D11_SIMULTANEOUS_RENDER_TARGET_COUNT];
255 pDevice->OMGetRenderTargets(D3D11_SIMULTANEOUS_RENDER_TARGET_COUNT, pRenderTargetViews, NULL);
257 for (UINT i = 0; i < D3D11_SIMULTANEOUS_RENDER_TARGET_COUNT; ++i) {
258 if (!pRenderTargetViews[i]) {
263 image = getRenderTargetViewImage(pDevice, pRenderTargetViews[i]);
266 _snprintf(label, sizeof label, "RENDER_TARGET_%u", i);
267 json.beginMember(label);
268 json.writeImage(image, "UNKNOWN");
269 json.endMember(); // RENDER_TARGET_*
272 pRenderTargetViews[i]->Release();
276 json.endMember(); // framebuffer
280 } /* namespace d3dstate */